[INFO] cloning repository https://github.com/RenzoGarzaMotta/NeuralNetwork
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RenzoGarzaMotta/NeuralNetwork" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRenzoGarzaMotta%2FNeuralNetwork", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRenzoGarzaMotta%2FNeuralNetwork'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2a2ccca6003fca2727b67ab8bf863bac3a8ce36
[INFO] testing RenzoGarzaMotta/NeuralNetwork 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%2FRenzoGarzaMotta%2FNeuralNetwork" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/RenzoGarzaMotta/NeuralNetwork
[INFO] finished tweaking git repo https://github.com/RenzoGarzaMotta/NeuralNetwork
[INFO] tweaked toml for git repo https://github.com/RenzoGarzaMotta/NeuralNetwork written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/RenzoGarzaMotta/NeuralNetwork 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/RenzoGarzaMotta/NeuralNetwork 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded deranged v0.5.3
[INFO] [stderr]   Downloaded windows-core v0.62.0
[INFO] [stderr]   Downloaded windows-strings v0.5.0
[INFO] [stderr]   Downloaded askama_escape v0.10.3
[INFO] [stderr]   Downloaded windows-result v0.4.0
[INFO] [stderr]   Downloaded plotly_derive v0.8.4
[INFO] [stderr]   Downloaded erased-serde v0.3.31
[INFO] [stderr]   Downloaded askama_derive v0.12.5
[INFO] [stderr]   Downloaded askama v0.12.1
[INFO] [stderr]   Downloaded askama_parser v0.2.1
[INFO] [stderr]   Downloaded csv-core v0.1.12
[INFO] [stderr]   Downloaded time v0.3.43
[INFO] [stderr]   Downloaded basic-toml v0.1.10
[INFO] [stderr]   Downloaded cc v1.2.37
[INFO] [stderr]   Downloaded plotly v0.8.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] edeedb57fb8b1b6af0bbdb7b6f3dcb4ea5c9f9e2d75881fa852ab58b56962d23
[INFO] running `Command { std: "docker" "start" "edeedb57fb8b1b6af0bbdb7b6f3dcb4ea5c9f9e2d75881fa852ab58b56962d23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "edeedb57fb8b1b6af0bbdb7b6f3dcb4ea5c9f9e2d75881fa852ab58b56962d23", 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" "edeedb57fb8b1b6af0bbdb7b6f3dcb4ea5c9f9e2d75881fa852ab58b56962d23" "/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" "edeedb57fb8b1b6af0bbdb7b6f3dcb4ea5c9f9e2d75881fa852ab58b56962d23", 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" "edeedb57fb8b1b6af0bbdb7b6f3dcb4ea5c9f9e2d75881fa852ab58b56962d23" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling askama_escape v0.10.3
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling dyn-clone v1.0.20
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling humansize v2.1.3
[INFO] [stderr]    Compiling askama_parser v0.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling plotly_derive v0.8.4
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling serde_with_macros v2.3.3
[INFO] [stderr]    Compiling basic-toml v0.1.10
[INFO] [stderr]    Compiling erased-serde v0.3.31
[INFO] [stderr]    Compiling serde_with v2.3.3
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling askama_derive v0.12.5
[INFO] [stderr]    Compiling askama v0.12.1
[INFO] [stderr]    Compiling plotly v0.8.4
[INFO] [stderr]    Compiling neural_network v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `test_xor` is never used
[INFO] [stdout]    --> src/main.rs:538:4
[INFO] [stdout]     |
[INFO] [stdout] 538 | fn test_xor(){
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_xor_noise` is never used
[INFO] [stdout]    --> src/main.rs:572:4
[INFO] [stdout]     |
[INFO] [stdout] 572 | fn test_xor_noise() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_3bit_parity` is never used
[INFO] [stdout]    --> src/main.rs:606:4
[INFO] [stdout]     |
[INFO] [stdout] 606 | fn test_3bit_parity() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_multi_xor` is never used
[INFO] [stdout]    --> src/main.rs:675:4
[INFO] [stdout]     |
[INFO] [stdout] 675 | fn test_multi_xor() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 47.65s
[INFO] running `Command { std: "docker" "inspect" "edeedb57fb8b1b6af0bbdb7b6f3dcb4ea5c9f9e2d75881fa852ab58b56962d23", 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" "edeedb57fb8b1b6af0bbdb7b6f3dcb4ea5c9f9e2d75881fa852ab58b56962d23" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling neural_network v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `test_xor` is never used
[INFO] [stdout]    --> src/main.rs:538:4
[INFO] [stdout]     |
[INFO] [stdout] 538 | fn test_xor(){
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_xor_noise` is never used
[INFO] [stdout]    --> src/main.rs:572:4
[INFO] [stdout]     |
[INFO] [stdout] 572 | fn test_xor_noise() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_3bit_parity` is never used
[INFO] [stdout]    --> src/main.rs:606:4
[INFO] [stdout]     |
[INFO] [stdout] 606 | fn test_3bit_parity() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_multi_xor` is never used
[INFO] [stdout]    --> src/main.rs:675:4
[INFO] [stdout]     |
[INFO] [stdout] 675 | fn test_multi_xor() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "edeedb57fb8b1b6af0bbdb7b6f3dcb4ea5c9f9e2d75881fa852ab58b56962d23", 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" "edeedb57fb8b1b6af0bbdb7b6f3dcb4ea5c9f9e2d75881fa852ab58b56962d23" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: function `test_xor` is never used
[INFO] [stderr]    --> src/main.rs:538:4
[INFO] [stderr]     |
[INFO] [stderr] 538 | fn test_xor(){
[INFO] [stderr]     |    ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_xor_noise` is never used
[INFO] [stderr]    --> src/main.rs:572:4
[INFO] [stderr]     |
[INFO] [stderr] 572 | fn test_xor_noise() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_3bit_parity` is never used
[INFO] [stderr]    --> src/main.rs:606:4
[INFO] [stderr]     |
[INFO] [stderr] 606 | fn test_3bit_parity() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_multi_xor` is never used
[INFO] [stderr]    --> src/main.rs:675:4
[INFO] [stderr]     |
[INFO] [stderr] 675 | fn test_multi_xor() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `neural_network` (bin "neural_network" test) generated 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/neural_network-4213a415eb526470)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::test_activation_derivative_tanh ... ok
[INFO] [stdout] test tests::test_activation_sigmoid ... ok
[INFO] [stdout] test tests::test_backprop_updates_weights ... ok
[INFO] [stdout] test tests::test_loss_derivative_mse ... ok
[INFO] [stdout] test tests::test_loss_mse ... ok
[INFO] [stdout] test tests::test_network_forward ... ok
[INFO] [stdout] test tests::test_activation_relu ... ok
[INFO] [stdout] test tests::test_layer_forward_identity ... ok
[INFO] [stdout] test tests::test_training_reduces_loss ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_training_reduces_loss stdout ----
[INFO] [stdout] Epoch    0 | Loss = 0.289736
[INFO] [stdout] Training complete.
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_training_reduces_loss' (1223) panicked at src/main.rs:490:39:
[INFO] [stdout] Failed to create file: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x64d30ea0b8b8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x64d30ea0b8b8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x64d30ea0b8b8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x64d30ea0b8b8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x64d30ea2018a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x64d30ea2018a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x64d30ea100d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x64d30ea100d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x64d30e9eaa76 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x64d30e9eaa76 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x64d30ea03e09 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x64d30e95ed5c - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x64d30e95ed5c - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x64d30ea03fc2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x64d30ea03fc2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x64d30e9eab32 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x64d30e9dfd39 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x64d30e9eb84d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x64d30ea208dc - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x64d30ea20652 - core[8fb95b77d25ab6c8]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x64d30e9464fe - <core[8fb95b77d25ab6c8]::result::Result<std[10d71ac2c42b111e]::fs::File, std[10d71ac2c42b111e]::io::error::Error>>::expect
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x64d30e94c2a1 - <neural_network[1efc6766c5ff766b]::NeuralNetwork>::save
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:490:39
[INFO] [stdout]   22:     0x64d30e94c527 - <neural_network[1efc6766c5ff766b]::NeuralNetwork>::train
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:457:14
[INFO] [stdout]   23:     0x64d30e94fb97 - neural_network[1efc6766c5ff766b]::tests::test_training_reduces_loss
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:950:13
[INFO] [stdout]   24:     0x64d30e94a257 - neural_network[1efc6766c5ff766b]::tests::test_training_reduces_loss::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:925:36
[INFO] [stdout]   25:     0x64d30e948956 - <neural_network[1efc6766c5ff766b]::tests::test_training_reduces_loss::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x64d30e951e3b - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x64d30e951e3b - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   28:     0x64d30e95f6b5 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   29:     0x64d30e95f6b5 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   30:     0x64d30e95f6b5 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   31:     0x64d30e95f6b5 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   32:     0x64d30e95f6b5 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   33:     0x64d30e95f6b5 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   34:     0x64d30e95f6b5 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   35:     0x64d30e958fc4 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   36:     0x64d30e958fc4 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   37:     0x64d30e962732 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   38:     0x64d30e962732 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   39:     0x64d30e962732 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   40:     0x64d30e962732 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   41:     0x64d30e962732 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   42:     0x64d30e962732 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   43:     0x64d30e962732 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   44:     0x64d30ea0b21f - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   45:     0x64d30ea0b21f - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   46:     0x7fd4c111aaa4 - <unknown>
[INFO] [stdout]   47:     0x7fd4c11a7a64 - clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_training_reduces_loss
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 8 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin neural_network`
[INFO] running `Command { std: "docker" "inspect" "edeedb57fb8b1b6af0bbdb7b6f3dcb4ea5c9f9e2d75881fa852ab58b56962d23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edeedb57fb8b1b6af0bbdb7b6f3dcb4ea5c9f9e2d75881fa852ab58b56962d23", kill_on_drop: false }`
[INFO] [stdout] edeedb57fb8b1b6af0bbdb7b6f3dcb4ea5c9f9e2d75881fa852ab58b56962d23
