[INFO] cloning repository https://github.com/Leo-Hintz/smlr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Leo-Hintz/smlr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeo-Hintz%2Fsmlr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeo-Hintz%2Fsmlr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 973a4d9bb4cb482c4d5927d3ca4a72827de20dd2
[INFO] testing Leo-Hintz/smlr against 1.94.0 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeo-Hintz%2Fsmlr" "/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/Leo-Hintz/smlr
[INFO] finished tweaking git repo https://github.com/Leo-Hintz/smlr
[INFO] tweaked toml for git repo https://github.com/Leo-Hintz/smlr written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Leo-Hintz/smlr on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Leo-Hintz/smlr 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" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded svg v0.7.2
[INFO] [stderr]   Downloaded plotlib v0.5.1
[INFO] [stderr]   Downloaded rug v1.26.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 852bcd3816964c3448725b918dcc0c62a3a8dfc66217dbb155bf10c676b1a3b1
[INFO] running `Command { std: "docker" "start" "-a" "852bcd3816964c3448725b918dcc0c62a3a8dfc66217dbb155bf10c676b1a3b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "852bcd3816964c3448725b918dcc0c62a3a8dfc66217dbb155bf10c676b1a3b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "852bcd3816964c3448725b918dcc0c62a3a8dfc66217dbb155bf10c676b1a3b1", kill_on_drop: false }`
[INFO] [stdout] 852bcd3816964c3448725b918dcc0c62a3a8dfc66217dbb155bf10c676b1a3b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c38d209b380d5636bf82930ef968ecd4c064104a1723f4c2358eedd74d367708
[INFO] running `Command { std: "docker" "start" "-a" "c38d209b380d5636bf82930ef968ecd4c064104a1723f4c2358eedd74d367708", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling gimli v0.31.1
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.4
[INFO] [stderr]    Compiling zerocopy v0.8.23
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling miniz_oxide v0.8.2
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rug v1.26.1
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling svg v0.7.2
[INFO] [stderr]    Compiling object v0.36.5
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling addr2line v0.24.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling rand v0.9.0
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling rand_distr v0.5.1
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling backtrace v0.3.74
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling plotlib v0.5.1
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling smlr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `prelude::*`
[INFO] [stdout]  --> src/network.rs:8:36
[INFO] [stdout]   |
[INFO] [stdout] 8 | use rand::{rngs, Rng, SeedableRng, prelude::*};
[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: `array`
[INFO] [stdout]  --> src/network.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use ndarray::{array, s, Array1, Array2, Array3, Axis, ArrayView};
[INFO] [stdout]   |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Normal`
[INFO] [stdout]   --> src/network.rs:10:18
[INFO] [stdout]    |
[INFO] [stdout] 10 | use rand_distr::{Normal, Distribution};
[INFO] [stdout]    |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Distribution`
[INFO] [stdout]   --> src/network.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 | use rand_distr::{Normal, Distribution};
[INFO] [stdout]    |                          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `right_layer_derivatives`
[INFO] [stdout]    --> src/network.rs:235:62
[INFO] [stdout]     |
[INFO] [stdout] 235 | ...y2<f64>, right_layer_derivatives: &Array2<f64>, learning_rate: f64, batch_size: f64) -> Array2<f64> {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_right_layer_derivatives`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `learning_rate`
[INFO] [stdout]    --> src/network.rs:235:101
[INFO] [stdout]     |
[INFO] [stdout] 235 | ...ves: &Array2<f64>, learning_rate: f64, batch_size: f64) -> Array2<f64> {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_learning_rate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `batch_size`
[INFO] [stdout]    --> src/network.rs:235:121
[INFO] [stdout]     |
[INFO] [stdout] 235 | ..., learning_rate: f64, batch_size: f64) -> Array2<f64> {
[INFO] [stdout]     |                          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_batch_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fft_conv` is never used
[INFO] [stdout]    --> src/network.rs:276:4
[INFO] [stdout]     |
[INFO] [stdout] 276 | fn fft_conv(input: &Array2<f64>, filter: &Array2<f64>) -> Array2<f64> {
[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 `ifft` is never used
[INFO] [stdout]    --> src/network.rs:286:4
[INFO] [stdout]     |
[INFO] [stdout] 286 | fn ifft(f: &Array2<Complex<f64>>) -> Array2<Complex<f64>>  {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fft` is never used
[INFO] [stdout]    --> src/network.rs:321:4
[INFO] [stdout]     |
[INFO] [stdout] 321 | fn fft(f: &Array2<Complex<f64>>) -> Array2<Complex<f64>> {
[INFO] [stdout]     |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sigmoid_numerically_stable` is never used
[INFO] [stdout]   --> src/network/activation_functions.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn sigmoid_numerically_stable(x: f64) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sigmoid_naive_taylor` is never used
[INFO] [stdout]   --> src/network/activation_functions.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn sigmoid_naive_taylor(x: f64) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 32s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: svg v0.7.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "c38d209b380d5636bf82930ef968ecd4c064104a1723f4c2358eedd74d367708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c38d209b380d5636bf82930ef968ecd4c064104a1723f4c2358eedd74d367708", kill_on_drop: false }`
[INFO] [stdout] c38d209b380d5636bf82930ef968ecd4c064104a1723f4c2358eedd74d367708
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66ea1c5c04351feb2cdd230450bb2cf88de3f5f1a7d80de9e3fda4f7fa1ebc42
[INFO] running `Command { std: "docker" "start" "-a" "66ea1c5c04351feb2cdd230450bb2cf88de3f5f1a7d80de9e3fda4f7fa1ebc42", kill_on_drop: false }`
[INFO] [stderr]    Compiling smlr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `prelude::*`
[INFO] [stdout]  --> src/network.rs:8:36
[INFO] [stdout]   |
[INFO] [stdout] 8 | use rand::{rngs, Rng, SeedableRng, prelude::*};
[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: `array`
[INFO] [stdout]  --> src/network.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use ndarray::{array, s, Array1, Array2, Array3, Axis, ArrayView};
[INFO] [stdout]   |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Normal`
[INFO] [stdout]   --> src/network.rs:10:18
[INFO] [stdout]    |
[INFO] [stdout] 10 | use rand_distr::{Normal, Distribution};
[INFO] [stdout]    |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Distribution`
[INFO] [stdout]   --> src/network.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 | use rand_distr::{Normal, Distribution};
[INFO] [stdout]    |                          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `right_layer_derivatives`
[INFO] [stdout]    --> src/network.rs:235:62
[INFO] [stdout]     |
[INFO] [stdout] 235 | ...y2<f64>, right_layer_derivatives: &Array2<f64>, learning_rate: f64, batch_size: f64) -> Array2<f64> {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_right_layer_derivatives`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `learning_rate`
[INFO] [stdout]    --> src/network.rs:235:101
[INFO] [stdout]     |
[INFO] [stdout] 235 | ...ves: &Array2<f64>, learning_rate: f64, batch_size: f64) -> Array2<f64> {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_learning_rate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `batch_size`
[INFO] [stdout]    --> src/network.rs:235:121
[INFO] [stdout]     |
[INFO] [stdout] 235 | ..., learning_rate: f64, batch_size: f64) -> Array2<f64> {
[INFO] [stdout]     |                          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_batch_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fft_conv` is never used
[INFO] [stdout]    --> src/network.rs:276:4
[INFO] [stdout]     |
[INFO] [stdout] 276 | fn fft_conv(input: &Array2<f64>, filter: &Array2<f64>) -> Array2<f64> {
[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 `ifft` is never used
[INFO] [stdout]    --> src/network.rs:286:4
[INFO] [stdout]     |
[INFO] [stdout] 286 | fn ifft(f: &Array2<Complex<f64>>) -> Array2<Complex<f64>>  {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fft` is never used
[INFO] [stdout]    --> src/network.rs:321:4
[INFO] [stdout]     |
[INFO] [stdout] 321 | fn fft(f: &Array2<Complex<f64>>) -> Array2<Complex<f64>> {
[INFO] [stdout]     |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sigmoid_numerically_stable` is never used
[INFO] [stdout]   --> src/network/activation_functions.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn sigmoid_numerically_stable(x: f64) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sigmoid_naive_taylor` is never used
[INFO] [stdout]   --> src/network/activation_functions.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn sigmoid_naive_taylor(x: f64) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `array`
[INFO] [stdout]  --> src/network.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use ndarray::{array, s, Array1, Array2, Array3, Axis, ArrayView};
[INFO] [stdout]   |               ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/lib.rs:82:30
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let dmse = |x : f64| (o(x) - f(&x));
[INFO] [stdout]    |                              ^            ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 82 -         let dmse = |x : f64| (o(x) - f(&x));
[INFO] [stdout] 82 +         let dmse = |x : f64| o(x) - f(&x) ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Distribution`
[INFO] [stdout]   --> src/network.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 | use rand_distr::{Normal, Distribution};
[INFO] [stdout]    |                          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Layer`
[INFO] [stdout]   --> src/lib.rs:43:39
[INFO] [stdout]    |
[INFO] [stdout] 43 |         use network::{Network, Dense, Layer, activation_functions::ActivationFunction, loss_functions::LossFunction};
[INFO] [stdout]    |                                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `right_layer_derivatives`
[INFO] [stdout]    --> src/network.rs:235:62
[INFO] [stdout]     |
[INFO] [stdout] 235 | ...y2<f64>, right_layer_derivatives: &Array2<f64>, learning_rate: f64, batch_size: f64) -> Array2<f64> {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_right_layer_derivatives`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `learning_rate`
[INFO] [stdout]    --> src/network.rs:235:101
[INFO] [stdout]     |
[INFO] [stdout] 235 | ...ves: &Array2<f64>, learning_rate: f64, batch_size: f64) -> Array2<f64> {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_learning_rate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `batch_size`
[INFO] [stdout]    --> src/network.rs:235:121
[INFO] [stdout]     |
[INFO] [stdout] 235 | ..., learning_rate: f64, batch_size: f64) -> Array2<f64> {
[INFO] [stdout]     |                          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_batch_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/network.rs:338:9
[INFO] [stdout]     |
[INFO] [stdout] 338 |     let mut rng = thread_rng();
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `normal`
[INFO] [stdout]    --> src/network.rs:337:9
[INFO] [stdout]     |
[INFO] [stdout] 337 |     let normal = Normal::new(0.0, 1.0).unwrap();
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_normal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]    --> src/network.rs:338:9
[INFO] [stdout]     |
[INFO] [stdout] 338 |     let mut rng = thread_rng();
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fft_conv` is never used
[INFO] [stdout]    --> src/network.rs:276:4
[INFO] [stdout]     |
[INFO] [stdout] 276 | fn fft_conv(input: &Array2<f64>, filter: &Array2<f64>) -> Array2<f64> {
[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 `ifft` is never used
[INFO] [stdout]    --> src/network.rs:286:4
[INFO] [stdout]     |
[INFO] [stdout] 286 | fn ifft(f: &Array2<Complex<f64>>) -> Array2<Complex<f64>>  {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fft` is never used
[INFO] [stdout]    --> src/network.rs:321:4
[INFO] [stdout]     |
[INFO] [stdout] 321 | fn fft(f: &Array2<Complex<f64>>) -> Array2<Complex<f64>> {
[INFO] [stdout]     |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.00s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: svg v0.7.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "66ea1c5c04351feb2cdd230450bb2cf88de3f5f1a7d80de9e3fda4f7fa1ebc42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66ea1c5c04351feb2cdd230450bb2cf88de3f5f1a7d80de9e3fda4f7fa1ebc42", kill_on_drop: false }`
[INFO] [stdout] 66ea1c5c04351feb2cdd230450bb2cf88de3f5f1a7d80de9e3fda4f7fa1ebc42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f01f38996ec07dd2a721dbdf530e2d1aeca06e33a2bcc739c6412abae4f1056d
[INFO] running `Command { std: "docker" "start" "-a" "f01f38996ec07dd2a721dbdf530e2d1aeca06e33a2bcc739c6412abae4f1056d", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `prelude::*`
[INFO] [stderr]  --> src/network.rs:8:36
[INFO] [stderr]   |
[INFO] [stderr] 8 | use rand::{rngs, Rng, SeedableRng, prelude::*};
[INFO] [stderr]   |                                    ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `array`
[INFO] [stderr]  --> src/network.rs:9:15
[INFO] [stderr]   |
[INFO] [stderr] 9 | use ndarray::{array, s, Array1, Array2, Array3, Axis, ArrayView};
[INFO] [stderr]   |               ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Normal`
[INFO] [stderr]   --> src/network.rs:10:18
[INFO] [stderr]    |
[INFO] [stderr] 10 | use rand_distr::{Normal, Distribution};
[INFO] [stderr]    |                  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Distribution`
[INFO] [stderr]   --> src/network.rs:10:26
[INFO] [stderr]    |
[INFO] [stderr] 10 | use rand_distr::{Normal, Distribution};
[INFO] [stderr]    |                          ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `right_layer_derivatives`
[INFO] [stderr]    --> src/network.rs:235:62
[INFO] [stderr]     |
[INFO] [stderr] 235 | ...y2<f64>, right_layer_derivatives: &Array2<f64>, learning_rate: f64, batch_size: f64) -> Array2<f64> {
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_right_layer_derivatives`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `learning_rate`
[INFO] [stderr]    --> src/network.rs:235:101
[INFO] [stderr]     |
[INFO] [stderr] 235 | ...ves: &Array2<f64>, learning_rate: f64, batch_size: f64) -> Array2<f64> {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_learning_rate`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `batch_size`
[INFO] [stderr]    --> src/network.rs:235:121
[INFO] [stderr]     |
[INFO] [stderr] 235 | ..., learning_rate: f64, batch_size: f64) -> Array2<f64> {
[INFO] [stderr]     |                          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_batch_size`
[INFO] [stderr] 
[INFO] [stderr] warning: function `fft_conv` is never used
[INFO] [stderr]    --> src/network.rs:276:4
[INFO] [stderr]     |
[INFO] [stderr] 276 | fn fft_conv(input: &Array2<f64>, filter: &Array2<f64>) -> Array2<f64> {
[INFO] [stderr]     |    ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `ifft` is never used
[INFO] [stderr]    --> src/network.rs:286:4
[INFO] [stderr]     |
[INFO] [stderr] 286 | fn ifft(f: &Array2<Complex<f64>>) -> Array2<Complex<f64>>  {
[INFO] [stderr]     |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `fft` is never used
[INFO] [stderr]    --> src/network.rs:321:4
[INFO] [stderr]     |
[INFO] [stderr] 321 | fn fft(f: &Array2<Complex<f64>>) -> Array2<Complex<f64>> {
[INFO] [stderr]     |    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `sigmoid_numerically_stable` is never used
[INFO] [stderr]   --> src/network/activation_functions.rs:37:4
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn sigmoid_numerically_stable(x: f64) -> f64 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `sigmoid_naive_taylor` is never used
[INFO] [stderr]   --> src/network/activation_functions.rs:47:4
[INFO] [stderr]    |
[INFO] [stderr] 47 | fn sigmoid_naive_taylor(x: f64) -> f64 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `array`
[INFO] [stderr]  --> src/network.rs:9:15
[INFO] [stderr]   |
[INFO] [stderr] 9 | use ndarray::{array, s, Array1, Array2, Array3, Axis, ArrayView};
[INFO] [stderr]   |               ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]   --> src/lib.rs:82:30
[INFO] [stderr]    |
[INFO] [stderr] 82 |         let dmse = |x : f64| (o(x) - f(&x));
[INFO] [stderr]    |                              ^            ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 82 -         let dmse = |x : f64| (o(x) - f(&x));
[INFO] [stderr] 82 +         let dmse = |x : f64| o(x) - f(&x) ;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Layer`
[INFO] [stderr]   --> src/lib.rs:43:39
[INFO] [stderr]    |
[INFO] [stderr] 43 |         use network::{Network, Dense, Layer, activation_functions::ActivationFunction, loss_functions::LossFunction};
[INFO] [stderr]    |                                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/network.rs:338:9
[INFO] [stderr]     |
[INFO] [stderr] 338 |     let mut rng = thread_rng();
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `normal`
[INFO] [stderr]    --> src/network.rs:337:9
[INFO] [stderr]     |
[INFO] [stderr] 337 |     let normal = Normal::new(0.0, 1.0).unwrap();
[INFO] [stderr]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_normal`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rng`
[INFO] [stderr]    --> src/network.rs:338:9
[INFO] [stderr]     |
[INFO] [stderr] 338 |     let mut rng = thread_rng();
[INFO] [stderr]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stderr] 
[INFO] [stderr] warning: `smlr` (lib) generated 12 warnings (run `cargo fix --lib -p smlr` to apply 6 suggestions)
[INFO] [stderr] warning: `smlr` (lib test) generated 13 warnings (7 duplicates) (run `cargo fix --lib -p smlr --tests` to apply 5 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: svg v0.7.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/smlr-be9950f8a052cdd5)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test dataset::test_standardization ... ok
[INFO] [stdout] test dataset::test_shuffle_multi_dimensional ... ok
[INFO] [stdout] test dataset::test_normalization ... ok
[INFO] [stdout] test fit_tests::test_one_training_step ... ok
[INFO] [stdout] test network::test_fft ... ok
[INFO] [stdout] test network::test_forward_pass ... ok
[INFO] [stdout] test network::test_simple_convolution ... ok
[INFO] [stdout] test network::activation_functions::test_sigmoid_naive_taylor_accuracy ... ok
[INFO] [stdout] test dataset::test_iterator_dataset_is_multiple_of_batch_size ... ok
[INFO] [stdout] test network::activation_functions::test_sigmoid_naive_accuracy ... FAILED
[INFO] [stdout] test fit_tests::fit_one_dimensional_function ... FAILED
[INFO] [stdout] test network::activation_functions::test_sigmoid_numerically_stable_accuracy ... FAILED
[INFO] [stdout] test network::loss_functions::test_mean_squared_error ... ok
[INFO] [stdout] test network::loss_functions::test_cross_entropy ... ok
[INFO] [stdout] test dataset::test_iterator_dataset_is_not_multiple_of_batch_size ... ok
[INFO] [stdout] test dataset::test_iterator_dataset_is_multiple_of_batch_size_after_shuffle ... ok
[INFO] [stdout] test dataset::test_iterator_dataset_is_not_multiple_of_batch_size_after_shuffle ... ok
[INFO] [stdout] test network::activation_functions::test_sigmoid_numerically_stable_speed ... ok
[INFO] [stdout] test network::activation_functions::test_sigmoid_naive_speed ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- network::activation_functions::test_sigmoid_naive_accuracy stdout ----
[INFO] [stdout] Sum of errors for sigmoid_naive: 5.551115123125783e-17
[INFO] [stdout] Mean squared error sigmoid_naive: 3.0814879110195774e-33
[INFO] [stdout] Max error for sigmoid_naive: 5.551115123125783e-17
[INFO] [stdout] 
[INFO] [stdout] thread 'network::activation_functions::test_sigmoid_naive_accuracy' (34) panicked at src/test_utils.rs:82:36:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout]    0: failure::backtrace::internal::InternalBacktrace::new
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/backtrace/internal.rs:46:44
[INFO] [stdout]    1: failure::backtrace::Backtrace::new
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/backtrace/mod.rs:121:35
[INFO] [stdout]    2: <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/error/error_impl.rs:19:17
[INFO] [stdout]    3: <failure::error::Error as core::convert::From<F>>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/error/mod.rs:36:18
[INFO] [stdout]    4: <T as core::convert::Into<U>>::into
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/convert/mod.rs:778:9
[INFO] [stdout]    5: failure::context::Context<D>::with_err
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/context.rs:105:46
[INFO] [stdout]    6: failure::Fail::context
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/lib.rs:160:9
[INFO] [stdout]    7: <core::result::Result<T,E> as failure::result_ext::ResultExt<T,E>>::context::{{closure}}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/result_ext.rs:164:40
[INFO] [stdout]    8: core::result::Result<T,E>::map_err
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:968:27
[INFO] [stdout]    9: <core::result::Result<T,E> as failure::result_ext::ResultExt<T,E>>::context
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/result_ext.rs:164:14
[INFO] [stdout]   10: plotlib::page::Page::save
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/plotlib-0.5.1/src/page.rs:105:18
[INFO] [stdout]   11: smlr::test_utils::plot
[INFO] [stdout]              at /opt/rustwide/workdir/src/test_utils.rs:82:25
[INFO] [stdout]   12: smlr::network::activation_functions::test_sigmoid_naive_accuracy
[INFO] [stdout]              at /opt/rustwide/workdir/src/network/activation_functions.rs:69:5
[INFO] [stdout]   13: smlr::network::activation_functions::test_sigmoid_naive_accuracy::{{closure}}
[INFO] [stdout]              at /opt/rustwide/workdir/src/network/activation_functions.rs:52:33
[INFO] [stdout]   14: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   15: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]       test::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   16: test::run_test_in_process::{{closure}}
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]       <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]       std::panicking::catch_unwind::do_call
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]       std::panicking::catch_unwind
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]       test::run_test_in_process
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]       test::run_test::{{closure}}
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   17: test::run_test::{{closure}}
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]       std::sys::backtrace::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   18: std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]       <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]       std::panicking::catch_unwind::do_call
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]       std::panicking::catch_unwind
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]       std::thread::lifecycle::spawn_unchecked::{{closure}}
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]       core::ops::function::FnOnce::call_once{{vtable.shim}}
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   19: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]       std::sys::thread::unix::Thread::new::thread_start
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   20: <unknown>
[INFO] [stdout]   21: clone
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] saving svg
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6468f99e2bf2 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6468f99e2bf2 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6468f99e2bf2 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x6468f99e2bf2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x6468f99f481a - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x6468f99f481a - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x6468f99b1516 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x6468f99b1516 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x6468f99c1f99 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x6468f99c1f99 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x6468f99c1e31 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x6468f97d28be - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x6468f97d28be - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x6468f99c2212 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x6468f99c2212 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x6468f99c2058 - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x6468f99bd3a9 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x6468f99a622d - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x6468f99fd6cc - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x6468f99fce82 - core::result::unwrap_failed::hf2d1f30a3ac850fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x6468f9797ed6 - core::result::Result<T,E>::unwrap::h22d863e6e0ee32ef
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x6468f9797ed6 - smlr::test_utils::plot::hd54d2720cc42c6fa
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test_utils.rs:82:36
[INFO] [stdout]   22:     0x6468f978b33e - smlr::network::activation_functions::test_sigmoid_naive_accuracy::haa6fbcc617fa1d1a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/network/activation_functions.rs:69:5
[INFO] [stdout]   23:     0x6468f978b4a7 - smlr::network::activation_functions::test_sigmoid_naive_accuracy::{{closure}}::he76242bab1e8529d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/network/activation_functions.rs:52:33
[INFO] [stdout]   24:     0x6468f9795306 - core::ops::function::FnOnce::call_once::hcb27e9a5d6a6fa8c
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x6468f97d267b - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x6468f97d267b - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   27:     0x6468f97e608a - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   28:     0x6468f97e608a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   29:     0x6468f97e608a - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   30:     0x6468f97e608a - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   31:     0x6468f97e608a - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x6468f97e608a - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   33:     0x6468f97e608a - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   34:     0x6468f97c04e4 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   35:     0x6468f97c04e4 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   36:     0x6468f97c3e82 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   37:     0x6468f97c3e82 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   38:     0x6468f97c3e82 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   39:     0x6468f97c3e82 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   40:     0x6468f97c3e82 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x6468f97c3e82 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   42:     0x6468f97c3e82 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x6468f99b863f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   44:     0x6468f99b863f - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   45:     0x79a44471faa4 - <unknown>
[INFO] [stdout]   46:     0x79a4447aca64 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- fit_tests::fit_one_dimensional_function stdout ----
[INFO] [stdout] epochs: 5000
[INFO] [stdout] before training
[INFO] [stdout] mean squared error is: 2.1942201633443896
[INFO] [stdout] 
[INFO] [stdout] thread 'fit_tests::fit_one_dimensional_function' (32) panicked at src/test_utils.rs:82:36:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout]    0: failure::backtrace::internal::InternalBacktrace::new
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/backtrace/internal.rs:46:44
[INFO] [stdout]    1: failure::backtrace::Backtrace::new
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/backtrace/mod.rs:121:35
[INFO] [stdout]    2: <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/error/error_impl.rs:19:17
[INFO] [stdout]    3: <failure::error::Error as core::convert::From<F>>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/error/mod.rs:36:18
[INFO] [stdout]    4: <T as core::convert::Into<U>>::into
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/convert/mod.rs:778:9
[INFO] [stdout]    5: failure::context::Context<D>::with_err
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/context.rs:105:46
[INFO] [stdout]    6: failure::Fail::context
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/lib.rs:160:9
[INFO] [stdout]    7: <core::result::Result<T,E> as failure::result_ext::ResultExt<T,E>>::context::{{closure}}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/result_ext.rs:164:40
[INFO] [stdout]    8: core::result::Result<T,E>::map_err
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:968:27
[INFO] [stdout]    9: <core::result::Result<T,E> as failure::result_ext::ResultExt<T,E>>::context
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/result_ext.rs:164:14
[INFO] [stdout]   10: plotlib::page::Page::save
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/plotlib-0.5.1/src/page.rs:105:18
[INFO] [stdout]   11: smlr::test_utils::plot
[INFO] [stdout]              at /opt/rustwide/workdir/src/test_utils.rs:82:25
[INFO] [stdout]   12: smlr::fit_tests::fit_one_dimensional_function
[INFO] [stdout]              at /opt/rustwide/workdir/src/lib.rs:166:9
[INFO] [stdout]   13: smlr::fit_tests::fit_one_dimensional_function::{{closure}}
[INFO] [stdout]              at /opt/rustwide/workdir/src/lib.rs:125:38
[INFO] [stdout]   14: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   15: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]       test::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   16: test::run_test_in_process::{{closure}}
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]       <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]       std::panicking::catch_unwind::do_call
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]       std::panicking::catch_unwind
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]       test::run_test_in_process
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]       test::run_test::{{closure}}
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   17: test::run_test::{{closure}}
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]       std::sys::backtrace::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   18: std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]       <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]       std::panicking::catch_unwind::do_call
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]       std::panicking::catch_unwind
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]       std::thread::lifecycle::spawn_unchecked::{{closure}}
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]       core::ops::function::FnOnce::call_once{{vtable.shim}}
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   19: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]       std::sys::thread::unix::Thread::new::thread_start
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   20: <unknown>
[INFO] [stdout]   21: clone
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] saving svg
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6468f99e2bf2 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6468f99e2bf2 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6468f99e2bf2 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x6468f99e2bf2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x6468f99f481a - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x6468f99f481a - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x6468f99b1516 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x6468f99b1516 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x6468f99c1f99 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x6468f99c1f99 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x6468f99c1e31 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x6468f97d28be - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x6468f97d28be - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x6468f99c2212 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x6468f99c2212 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x6468f99c2058 - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x6468f99bd3a9 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x6468f99a622d - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x6468f99fd6cc - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x6468f99fce82 - core::result::unwrap_failed::hf2d1f30a3ac850fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x6468f9797ed6 - core::result::Result<T,E>::unwrap::h22d863e6e0ee32ef
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x6468f9797ed6 - smlr::test_utils::plot::hd54d2720cc42c6fa
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test_utils.rs:82:36
[INFO] [stdout]   22:     0x6468f97a3d62 - smlr::fit_tests::fit_one_dimensional_function::h67e15d003e1ba4a8
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:166:9
[INFO] [stdout]   23:     0x6468f97a46c7 - smlr::fit_tests::fit_one_dimensional_function::{{closure}}::h031b01014de7fb19
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:125:38
[INFO] [stdout]   24:     0x6468f9795576 - core::ops::function::FnOnce::call_once::hfd1db4a0d214d499
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x6468f97d267b - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x6468f97d267b - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   27:     0x6468f97e608a - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   28:     0x6468f97e608a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   29:     0x6468f97e608a - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   30:     0x6468f97e608a - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   31:     0x6468f97e608a - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x6468f97e608a - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   33:     0x6468f97e608a - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   34:     0x6468f97c04e4 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   35:     0x6468f97c04e4 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   36:     0x6468f97c3e82 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   37:     0x6468f97c3e82 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   38:     0x6468f97c3e82 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   39:     0x6468f97c3e82 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   40:     0x6468f97c3e82 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x6468f97c3e82 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   42:     0x6468f97c3e82 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x6468f99b863f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   44:     0x6468f99b863f - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   45:     0x79a44471faa4 - <unknown>
[INFO] [stdout]   46:     0x79a4447aca64 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- network::activation_functions::test_sigmoid_numerically_stable_accuracy stdout ----
[INFO] [stdout] Sum of errors for sigmoid_numerically_stable: 5.263812022832972e-16
[INFO] [stdout] Mean squared error for sigmoid_numerically_stable: 2.0165812868649308e-32
[INFO] [stdout] Max error 5.551115123125783e-17 for sigmoid_numerically_stable:
[INFO] [stdout] 
[INFO] [stdout] thread 'network::activation_functions::test_sigmoid_numerically_stable_accuracy' (37) panicked at src/test_utils.rs:82:36:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout]    0: failure::backtrace::internal::InternalBacktrace::new
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/backtrace/internal.rs:46:44
[INFO] [stdout]    1: failure::backtrace::Backtrace::new
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/backtrace/mod.rs:121:35
[INFO] [stdout]    2: <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/error/error_impl.rs:19:17
[INFO] [stdout]    3: <failure::error::Error as core::convert::From<F>>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/error/mod.rs:36:18
[INFO] [stdout]    4: <T as core::convert::Into<U>>::into
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/convert/mod.rs:778:9
[INFO] [stdout]    5: failure::context::Context<D>::with_err
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/context.rs:105:46
[INFO] [stdout]    6: failure::Fail::context
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/lib.rs:160:9
[INFO] [stdout]    7: <core::result::Result<T,E> as failure::result_ext::ResultExt<T,E>>::context::{{closure}}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/result_ext.rs:164:40
[INFO] [stdout]    8: core::result::Result<T,E>::map_err
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:968:27
[INFO] [stdout]    9: <core::result::Result<T,E> as failure::result_ext::ResultExt<T,E>>::context
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/result_ext.rs:164:14
[INFO] [stdout]   10: plotlib::page::Page::save
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/plotlib-0.5.1/src/page.rs:105:18
[INFO] [stdout]   11: smlr::test_utils::plot
[INFO] [stdout]              at /opt/rustwide/workdir/src/test_utils.rs:82:25
[INFO] [stdout]   12: smlr::network::activation_functions::test_sigmoid_numerically_stable_accuracy
[INFO] [stdout]              at /opt/rustwide/workdir/src/network/activation_functions.rs:96:5
[INFO] [stdout]   13: smlr::network::activation_functions::test_sigmoid_numerically_stable_accuracy::{{closure}}
[INFO] [stdout]              at /opt/rustwide/workdir/src/network/activation_functions.rs:81:46
[INFO] [stdout]   14: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   15: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]       test::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   16: test::run_test_in_process::{{closure}}
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]       <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]       std::panicking::catch_unwind::do_call
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]       std::panicking::catch_unwind
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]       test::run_test_in_process
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]       test::run_test::{{closure}}
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   17: test::run_test::{{closure}}
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]       std::sys::backtrace::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   18: std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]       <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]       std::panicking::catch_unwind::do_call
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]       std::panicking::catch_unwind
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]       std::thread::lifecycle::spawn_unchecked::{{closure}}
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]       core::ops::function::FnOnce::call_once{{vtable.shim}}
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   19: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]       std::sys::thread::unix::Thread::new::thread_start
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   20: <unknown>
[INFO] [stdout]   21: clone
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] saving svg
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6468f99e2bf2 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6468f99e2bf2 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6468f99e2bf2 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x6468f99e2bf2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x6468f99f481a - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x6468f99f481a - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x6468f99b1516 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x6468f99b1516 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x6468f99c1f99 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x6468f99c1f99 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x6468f99c1e31 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x6468f97d28be - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x6468f97d28be - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x6468f99c2212 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x6468f99c2212 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x6468f99c2058 - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x6468f99bd3a9 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x6468f99a622d - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x6468f99fd6cc - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x6468f99fce82 - core::result::unwrap_failed::hf2d1f30a3ac850fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x6468f9797ed6 - core::result::Result<T,E>::unwrap::h22d863e6e0ee32ef
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x6468f9797ed6 - smlr::test_utils::plot::hd54d2720cc42c6fa
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test_utils.rs:82:36
[INFO] [stdout]   22:     0x6468f978c115 - smlr::network::activation_functions::test_sigmoid_numerically_stable_accuracy::h3819a4365e0cfd8c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/network/activation_functions.rs:96:5
[INFO] [stdout]   23:     0x6468f978c257 - smlr::network::activation_functions::test_sigmoid_numerically_stable_accuracy::{{closure}}::hbc643147103720df
[INFO] [stdout]                                at /opt/rustwide/workdir/src/network/activation_functions.rs:81:46
[INFO] [stdout]   24:     0x6468f9794f66 - core::ops::function::FnOnce::call_once::h42ea846616df2dcd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x6468f97d267b - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x6468f97d267b - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   27:     0x6468f97e608a - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   28:     0x6468f97e608a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   29:     0x6468f97e608a - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   30:     0x6468f97e608a - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   31:     0x6468f97e608a - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x6468f97e608a - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   33:     0x6468f97e608a - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   34:     0x6468f97c04e4 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   35:     0x6468f97c04e4 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   36:     0x6468f97c3e82 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   37:     0x6468f97c3e82 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   38:     0x6468f97c3e82 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   39:     0x6468f97c3e82 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   40:     0x6468f97c3e82 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x6468f97c3e82 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   42:     0x6468f97c3e82 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x6468f99b863f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   44:     0x6468f99b863f - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   45:     0x79a44471faa4 - <unknown>
[INFO] [stdout]   46:     0x79a4447aca64 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     fit_tests::fit_one_dimensional_function
[INFO] [stdout]     network::activation_functions::test_sigmoid_naive_accuracy
[INFO] [stdout]     network::activation_functions::test_sigmoid_numerically_stable_accuracy
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 16 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 9.24s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "f01f38996ec07dd2a721dbdf530e2d1aeca06e33a2bcc739c6412abae4f1056d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f01f38996ec07dd2a721dbdf530e2d1aeca06e33a2bcc739c6412abae4f1056d", kill_on_drop: false }`
[INFO] [stdout] f01f38996ec07dd2a721dbdf530e2d1aeca06e33a2bcc739c6412abae4f1056d
