[INFO] cloning repository https://github.com/sszabo11/brain-ml
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sszabo11/brain-ml" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsszabo11%2Fbrain-ml", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsszabo11%2Fbrain-ml'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a737574b29f43773a4b63c1fd25b05903403933c
[INFO] checking sszabo11/brain-ml against master#c290daa1e5274a52e54a0f49e31bd70192abc606 for pr-133502-23
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsszabo11%2Fbrain-ml" "/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/sszabo11/brain-ml
[INFO] finished tweaking git repo https://github.com/sszabo11/brain-ml
[INFO] tweaked toml for git repo https://github.com/sszabo11/brain-ml written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sszabo11/brain-ml on toolchain c290daa1e5274a52e54a0f49e31bd70192abc606
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c290daa1e5274a52e54a0f49e31bd70192abc606" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sszabo11/brain-ml 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" "+c290daa1e5274a52e54a0f49e31bd70192abc606" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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 }`
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[INFO] running `Command { std: "docker" "start" "82289f7c86a91e1f47bd42f8101e8173b686b43ecd054e959140948be95736fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82289f7c86a91e1f47bd42f8101e8173b686b43ecd054e959140948be95736fb", 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" "82289f7c86a91e1f47bd42f8101e8173b686b43ecd054e959140948be95736fb" "/opt/rustwide/cargo-home/bin/cargo" "+c290daa1e5274a52e54a0f49e31bd70192abc606" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] [stdout] warning: unused imports: `HashMap`, `HashSet`, and `env::consts::ARCH`
[INFO] [stdout]  --> src/eye.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::{HashMap, HashSet},
[INFO] [stdout]   |                   ^^^^^^^  ^^^^^^^
[INFO] [stdout] 3 |     env::consts::ARCH,
[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: `Array1`
[INFO] [stdout]  --> src/eye.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ndarray::{Array1, Array2};
[INFO] [stdout]   |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ndarray_rand::RandomExt`
[INFO] [stdout]  --> src/eye.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ndarray_rand::RandomExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Rng` and `distr::Uniform`
[INFO] [stdout]  --> src/eye.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | use rand::{Rng, distr::Uniform};
[INFO] [stdout]   |            ^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IntoParallelIterator` and `ParallelBridge`
[INFO] [stdout]   --> src/eye.rs:10:30
[INFO] [stdout]    |
[INFO] [stdout] 10 |     IndexedParallelIterator, IntoParallelIterator, IntoParallelRefMutIterator, ParallelBridge,
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `f32::EPSILON`
[INFO] [stdout]  --> src/plot.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{f32::EPSILON, time};
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::Read`
[INFO] [stdout]  --> src/data.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs, io::Read};
[INFO] [stdout]   |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Array1`
[INFO] [stdout]  --> src/data.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use ndarray::{Array1, Array2};
[INFO] [stdout]   |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Array2`
[INFO] [stdout]  --> src/encoder.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ndarray::{Array1, Array2};
[INFO] [stdout]   |                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Array2`
[INFO] [stdout]  --> src/htm.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ndarray::{Array1, Array2};
[INFO] [stdout]   |                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Array2`, `Array3`, `ArrayView2`, and `s`
[INFO] [stdout]  --> src/image.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ndarray::{Array2, Array3, ArrayView2, s};
[INFO] [stdout]   |               ^^^^^^  ^^^^^^  ^^^^^^^^^^  ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Array3` and `ArrayView1`
[INFO] [stdout]  --> src/sp.rs:3:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ndarray::{Array1, Array2, Array3, ArrayView1};
[INFO] [stdout]   |                               ^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `htm::HTM`
[INFO] [stdout]   --> src/main.rs:15:53
[INFO] [stdout]    |
[INFO] [stdout] 15 |     blur::process_image, encoder::encode, eye::Eye, htm::HTM, image::decode_image, plot::plot,
[INFO] [stdout]    |                                                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashMap`, `HashSet`, and `env::consts::ARCH`
[INFO] [stdout]  --> src/eye.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::{HashMap, HashSet},
[INFO] [stdout]   |                   ^^^^^^^  ^^^^^^^
[INFO] [stdout] 3 |     env::consts::ARCH,
[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: `Array1`
[INFO] [stdout]  --> src/eye.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ndarray::{Array1, Array2};
[INFO] [stdout]   |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ndarray_rand::RandomExt`
[INFO] [stdout]  --> src/eye.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ndarray_rand::RandomExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Rng` and `distr::Uniform`
[INFO] [stdout]  --> src/eye.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | use rand::{Rng, distr::Uniform};
[INFO] [stdout]   |            ^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IntoParallelIterator` and `ParallelBridge`
[INFO] [stdout]   --> src/eye.rs:10:30
[INFO] [stdout]    |
[INFO] [stdout] 10 |     IndexedParallelIterator, IntoParallelIterator, IntoParallelRefMutIterator, ParallelBridge,
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `f32::EPSILON`
[INFO] [stdout]  --> src/plot.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{f32::EPSILON, time};
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::Read`
[INFO] [stdout]  --> src/data.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs, io::Read};
[INFO] [stdout]   |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Array1`
[INFO] [stdout]  --> src/data.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use ndarray::{Array1, Array2};
[INFO] [stdout]   |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Array2`
[INFO] [stdout]  --> src/encoder.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ndarray::{Array1, Array2};
[INFO] [stdout]   |                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Array2`
[INFO] [stdout]  --> src/htm.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ndarray::{Array1, Array2};
[INFO] [stdout]   |                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Array2`, `Array3`, `ArrayView2`, and `s`
[INFO] [stdout]  --> src/image.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ndarray::{Array2, Array3, ArrayView2, s};
[INFO] [stdout]   |               ^^^^^^  ^^^^^^  ^^^^^^^^^^  ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Array3` and `ArrayView1`
[INFO] [stdout]  --> src/sp.rs:3:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ndarray::{Array1, Array2, Array3, ArrayView1};
[INFO] [stdout]   |                               ^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `htm::HTM`
[INFO] [stdout]   --> src/main.rs:15:53
[INFO] [stdout]    |
[INFO] [stdout] 15 |     blur::process_image, encoder::encode, eye::Eye, htm::HTM, image::decode_image, plot::plot,
[INFO] [stdout]    |                                                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     return Ok(());
[INFO] [stdout]    |     ------------- any code following this expression is unreachable
[INFO] [stdout] 57 |     let images = decode_image().unwrap();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]  --> src/blur.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn square(path: &str) {}
[INFO] [stdout]   |               ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/blur.rs:10:53
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let input: Array1<(u8, u8, u8)> = (0..len).map(|i| (0, 0, 0)).collect();
[INFO] [stdout]    |                                                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/eye.rs:42:20
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn random_receptor(n: f32) {}
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/eye.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let mut rng = rand::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: `rng`
[INFO] [stdout]   --> src/eye.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let mut rng = rand::rng();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pxs`
[INFO] [stdout]   --> src/eye.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let pxs = input_width * input_height;
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_pxs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     return Ok(());
[INFO] [stdout]    |     ------------- any code following this expression is unreachable
[INFO] [stdout] 57 |     let images = decode_image().unwrap();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]  --> src/blur.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn square(path: &str) {}
[INFO] [stdout]   |               ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/blur.rs:10:53
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let input: Array1<(u8, u8, u8)> = (0..len).map(|i| (0, 0, 0)).collect();
[INFO] [stdout]    |                                                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/eye.rs:42:20
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn random_receptor(n: f32) {}
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `date`
[INFO] [stdout]   --> src/plot.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let date = time::SystemTime::now()
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_date`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/eye.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let mut rng = rand::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: `rng`
[INFO] [stdout]   --> src/eye.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let mut rng = rand::rng();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pxs`
[INFO] [stdout]   --> src/eye.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let pxs = input_width * input_height;
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_pxs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/data.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut header = &bytes[0..16];
[INFO] [stdout]   |         ----^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]  --> src/data.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut header = &bytes[0..16];
[INFO] [stdout]   |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sdr_shape`
[INFO] [stdout]  --> src/encoder.rs:4:31
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn encode(image: Vec<u8>, sdr_shape: usize) -> Result<Array1<usize>> {
[INFO] [stdout]   |                               ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sdr_shape`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kernal_size`
[INFO] [stdout]   --> src/encoder.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let kernal_size = 5;
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_kernal_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/encoder.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let n = 2;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]   --> src/encoder.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let w = 10;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]    --> src/htm.rs:122:51
[INFO] [stdout]     |
[INFO] [stdout] 122 |             wins.iter().enumerate().for_each(|(i, w)| {
[INFO] [stdout]     |                                                   ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `date`
[INFO] [stdout]   --> src/plot.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let date = time::SystemTime::now()
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_date`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/data.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut header = &bytes[0..16];
[INFO] [stdout]   |         ----^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]  --> src/data.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut header = &bytes[0..16];
[INFO] [stdout]   |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `min_duty_cycle`
[INFO] [stdout]    --> src/htm.rs:182:17
[INFO] [stdout]     |
[INFO] [stdout] 182 |             let min_duty_cycle = 0.01 * cycles[0];
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_min_duty_cycle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sdr_shape`
[INFO] [stdout]  --> src/encoder.rs:4:31
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn encode(image: Vec<u8>, sdr_shape: usize) -> Result<Array1<usize>> {
[INFO] [stdout]   |                               ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sdr_shape`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kernal_size`
[INFO] [stdout]   --> src/encoder.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let kernal_size = 5;
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_kernal_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/encoder.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let n = 2;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]   --> src/encoder.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let w = 10;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]    --> src/htm.rs:122:51
[INFO] [stdout]     |
[INFO] [stdout] 122 |             wins.iter().enumerate().for_each(|(i, w)| {
[INFO] [stdout]     |                                                   ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `min_duty_cycle`
[INFO] [stdout]    --> src/htm.rs:182:17
[INFO] [stdout]     |
[INFO] [stdout] 182 |             let min_duty_cycle = 0.01 * cycles[0];
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_min_duty_cycle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `min_duty_cycle`
[INFO] [stdout]    --> src/sp.rs:189:17
[INFO] [stdout]     |
[INFO] [stdout] 189 |             let min_duty_cycle = 0.01 * max_duty_cycle;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_min_duty_cycle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `active_duty_cycle`
[INFO] [stdout]    --> src/sp.rs:190:17
[INFO] [stdout]     |
[INFO] [stdout] 190 |             let active_duty_cycle = self.active_duty_cycles[i];
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_active_duty_cycle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]    --> src/main.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |         for d in data {}
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SDR` is never constructed
[INFO] [stdout]   --> src/main.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | struct SDR {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `train`, and `draw` are never used
[INFO] [stdout]    --> src/main.rs:92:12
[INFO] [stdout]     |
[INFO] [stdout]  91 | impl SDR {
[INFO] [stdout]     | -------- associated items in this implementation
[INFO] [stdout]  92 |     pub fn new(len: usize, sparsity: f32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |     pub fn train(&mut self, data: &[u8]) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 113 |     pub fn draw(&self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Network` is never constructed
[INFO] [stdout]    --> src/main.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 129 | struct Network {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/main.rs:138:12
[INFO] [stdout]     |
[INFO] [stdout] 137 | impl Network {
[INFO] [stdout]     | ------------ associated function in this implementation
[INFO] [stdout] 138 |     pub fn new(num_layers: usize, num_neurons: usize) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `square` is never used
[INFO] [stdout]  --> src/blur.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn square(path: &str) {}
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `bipolars` is never read
[INFO] [stdout]   --> src/eye.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Eye {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 15 |     receptors: Array2<f32>,
[INFO] [stdout] 16 |     bipolars: Array2<f32>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ReceptorType` is never used
[INFO] [stdout]   --> src/eye.rs:21:6
[INFO] [stdout]    |
[INFO] [stdout] 21 | enum ReceptorType {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Photoreceptor` is never constructed
[INFO] [stdout]   --> src/eye.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct Photoreceptor {}
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `BipolarType` is never used
[INFO] [stdout]   --> src/eye.rs:32:6
[INFO] [stdout]    |
[INFO] [stdout] 32 | enum BipolarType {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BipolarCell` is never constructed
[INFO] [stdout]   --> src/eye.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct BipolarCell {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_receptor` is never used
[INFO] [stdout]   --> src/eye.rs:42:4
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn random_receptor(n: f32) {}
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decode_images` is never used
[INFO] [stdout]  --> src/data.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn decode_images() -> Result<Array2<u8>> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ACTIVE_BITS` is never used
[INFO] [stdout]   --> src/encoder.rs:31:11
[INFO] [stdout]    |
[INFO] [stdout] 31 |     const ACTIVE_BITS: usize = 1;
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HTM` is never constructed
[INFO] [stdout]  --> src/htm.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct HTM {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Column` is never constructed
[INFO] [stdout]   --> src/htm.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Column {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/htm.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl Column {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 30 |     pub fn new(cells: usize, num_connections: usize, threshold: f32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/htm.rs:49:12
[INFO] [stdout]     |
[INFO] [stdout]  48 | impl HTM {
[INFO] [stdout]     | -------- associated items in this implementation
[INFO] [stdout]  49 |     pub fn new(dim: usize, cells: usize, threshold: f32, boost_strength: f32, lr: f32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  67 |     pub fn compute_overlap(&mut self, input: &Array1<u16>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  87 |     fn get_neighbours(&self, col_idx: usize) -> Vec<usize> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |     pub fn compute_winner(&mut self) -> Vec<Column> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 139 |     fn update_active_duty_cycle(&mut self, active_columns: Vec<usize>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 |     fn update_overlap_duty_cycle(&mut self, overlap: &[f32]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub fn update(&mut self, input: &Array1<u16>, winners: &mut [Column]) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `num_connections` is never read
[INFO] [stdout]   --> src/sp.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct SpatialPooler {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     num_connections: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `min_duty_cycle`
[INFO] [stdout]    --> src/sp.rs:189:17
[INFO] [stdout]     |
[INFO] [stdout] 189 |             let min_duty_cycle = 0.01 * max_duty_cycle;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_min_duty_cycle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `active_duty_cycle`
[INFO] [stdout]    --> src/sp.rs:190:17
[INFO] [stdout]     |
[INFO] [stdout] 190 |             let active_duty_cycle = self.active_duty_cycles[i];
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_active_duty_cycle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]    --> src/main.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |         for d in data {}
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SDR` is never constructed
[INFO] [stdout]   --> src/main.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | struct SDR {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `train`, and `draw` are never used
[INFO] [stdout]    --> src/main.rs:92:12
[INFO] [stdout]     |
[INFO] [stdout]  91 | impl SDR {
[INFO] [stdout]     | -------- associated items in this implementation
[INFO] [stdout]  92 |     pub fn new(len: usize, sparsity: f32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |     pub fn train(&mut self, data: &[u8]) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 113 |     pub fn draw(&self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Network` is never constructed
[INFO] [stdout]    --> src/main.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 129 | struct Network {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/main.rs:138:12
[INFO] [stdout]     |
[INFO] [stdout] 137 | impl Network {
[INFO] [stdout]     | ------------ associated function in this implementation
[INFO] [stdout] 138 |     pub fn new(num_layers: usize, num_neurons: usize) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `square` is never used
[INFO] [stdout]  --> src/blur.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn square(path: &str) {}
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `bipolars` is never read
[INFO] [stdout]   --> src/eye.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Eye {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 15 |     receptors: Array2<f32>,
[INFO] [stdout] 16 |     bipolars: Array2<f32>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ReceptorType` is never used
[INFO] [stdout]   --> src/eye.rs:21:6
[INFO] [stdout]    |
[INFO] [stdout] 21 | enum ReceptorType {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Photoreceptor` is never constructed
[INFO] [stdout]   --> src/eye.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct Photoreceptor {}
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `BipolarType` is never used
[INFO] [stdout]   --> src/eye.rs:32:6
[INFO] [stdout]    |
[INFO] [stdout] 32 | enum BipolarType {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BipolarCell` is never constructed
[INFO] [stdout]   --> src/eye.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct BipolarCell {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_receptor` is never used
[INFO] [stdout]   --> src/eye.rs:42:4
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn random_receptor(n: f32) {}
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decode_images` is never used
[INFO] [stdout]  --> src/data.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn decode_images() -> Result<Array2<u8>> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ACTIVE_BITS` is never used
[INFO] [stdout]   --> src/encoder.rs:31:11
[INFO] [stdout]    |
[INFO] [stdout] 31 |     const ACTIVE_BITS: usize = 1;
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HTM` is never constructed
[INFO] [stdout]  --> src/htm.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct HTM {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Column` is never constructed
[INFO] [stdout]   --> src/htm.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Column {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/htm.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl Column {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 30 |     pub fn new(cells: usize, num_connections: usize, threshold: f32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/htm.rs:49:12
[INFO] [stdout]     |
[INFO] [stdout]  48 | impl HTM {
[INFO] [stdout]     | -------- associated items in this implementation
[INFO] [stdout]  49 |     pub fn new(dim: usize, cells: usize, threshold: f32, boost_strength: f32, lr: f32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  67 |     pub fn compute_overlap(&mut self, input: &Array1<u16>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  87 |     fn get_neighbours(&self, col_idx: usize) -> Vec<usize> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |     pub fn compute_winner(&mut self) -> Vec<Column> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 139 |     fn update_active_duty_cycle(&mut self, active_columns: Vec<usize>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 |     fn update_overlap_duty_cycle(&mut self, overlap: &[f32]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub fn update(&mut self, input: &Array1<u16>, winners: &mut [Column]) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `num_connections` is never read
[INFO] [stdout]   --> src/sp.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct SpatialPooler {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     num_connections: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 42.79s
[INFO] running `Command { std: "docker" "inspect" "82289f7c86a91e1f47bd42f8101e8173b686b43ecd054e959140948be95736fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82289f7c86a91e1f47bd42f8101e8173b686b43ecd054e959140948be95736fb", kill_on_drop: false }`
[INFO] [stdout] 82289f7c86a91e1f47bd42f8101e8173b686b43ecd054e959140948be95736fb
