[INFO] crate ot 0.2.0 is already in cache
[INFO] testing ot-0.2.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate ot 0.2.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate ot 0.2.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ot 0.2.0
[INFO] finished tweaking crates.io crate ot 0.2.0
[INFO] tweaked toml for crates.io crate ot 0.2.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 45eb8f5ba4a4695c5997bfeaf8866ace7bd990158b6e6c8d1ecb377d12d93a9b
[INFO] running `"docker" "start" "-a" "45eb8f5ba4a4695c5997bfeaf8866ace7bd990158b6e6c8d1ecb377d12d93a9b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling ot v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `image::Primitive`
[INFO] [stderr]  --> src/otb.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use image::Primitive;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ToPrimitive`
[INFO] [stderr]  --> src/otbm.rs:9:33
[INFO] [stderr]   |
[INFO] [stderr] 9 | use num_traits::{FromPrimitive, ToPrimitive};
[INFO] [stderr]   |                                 ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/mem_read.rs:27:28
[INFO] [stderr]    |
[INFO] [stderr] 27 |             let mut x: U = uninitialized();
[INFO] [stderr]    |                            ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/draw.rs:62:14
[INFO] [stderr]    |
[INFO] [stderr] 62 |         for (x, y, pixel) in self.enumerate_pixels_mut() {
[INFO] [stderr]    |              ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]   --> src/draw.rs:62:17
[INFO] [stderr]    |
[INFO] [stderr] 62 |         for (x, y, pixel) in self.enumerate_pixels_mut() {
[INFO] [stderr]    |                 ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `signature`
[INFO] [stderr]    --> src/dat.rs:573:9
[INFO] [stderr]     |
[INFO] [stderr] 573 |     let signature = data.get::<u32>();
[INFO] [stderr]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_signature`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `category`
[INFO] [stderr]    --> src/dat.rs:144:9
[INFO] [stderr]     |
[INFO] [stderr] 144 |         category: ThingCategory,
[INFO] [stderr]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_category`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `num_layers` is assigned to, but never used
[INFO] [stderr]    --> src/dat.rs:392:13
[INFO] [stderr]     |
[INFO] [stderr] 392 |         let mut num_layers = frame.layers;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_num_layers` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `num_layers` is never read
[INFO] [stderr]    --> src/dat.rs:395:13
[INFO] [stderr]     |
[INFO] [stderr] 395 |             num_layers = 5;
[INFO] [stderr]     |             ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `frame`
[INFO] [stderr]    --> src/dat.rs:448:35
[INFO] [stderr]     |
[INFO] [stderr] 448 |     fn get_best_texture_dimension(frame: &FrameGroup, mut w: i32, mut h: i32, count: i32) -> Size {
[INFO] [stderr]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_frame`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:54:27
[INFO] [stderr]    |
[INFO] [stderr] 54 |             Node::MapData(x) => write!(f, "MapData"),
[INFO] [stderr]    |                           ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:58:25
[INFO] [stderr]    |
[INFO] [stderr] 58 |             Node::Towns(x) => write!(f, "Towns"),
[INFO] [stderr]    |                         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:59:24
[INFO] [stderr]    |
[INFO] [stderr] 59 |             Node::Town(x) => write!(f, "Town"),
[INFO] [stderr]    |                        ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:60:29
[INFO] [stderr]    |
[INFO] [stderr] 60 |             Node::HouseTile(x) => write!(f, "HouseTile"),
[INFO] [stderr]    |                             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:61:29
[INFO] [stderr]    |
[INFO] [stderr] 61 |             Node::Waypoints(x) => write!(f, "Waypoints"),
[INFO] [stderr]    |                             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:62:28
[INFO] [stderr]    |
[INFO] [stderr] 62 |             Node::Waypoint(x) => write!(f, "Waypoint"),
[INFO] [stderr]    |                            ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/otbm.rs:93:26
[INFO] [stderr]    |
[INFO] [stderr] 93 |     fn parse<T: MemRead>(data: &mut T) -> Result<MapDataNode, Error> {
[INFO] [stderr]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/otbm.rs:168:26
[INFO] [stderr]     |
[INFO] [stderr] 168 |     fn parse<T: MemRead>(data: &mut T) -> Result<WaypointsNode, Error> {
[INFO] [stderr]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/otbm.rs:182:26
[INFO] [stderr]     |
[INFO] [stderr] 182 |     fn parse<T: MemRead>(data: &mut T) -> Result<WaypointNode, Error> {
[INFO] [stderr]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/otbm.rs:198:26
[INFO] [stderr]     |
[INFO] [stderr] 198 |     fn parse<T: MemRead>(data: &mut T) -> Result<TownsNode, Error> {
[INFO] [stderr]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `color_key`
[INFO] [stderr]   --> src/spr.rs:52:21
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 let color_key = data.get::<[u8; 3]>()?;
[INFO] [stderr]    |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_color_key`
[INFO] [stderr] 
[INFO] [stderr] warning: 21 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.96s
[INFO] running `"docker" "inspect" "45eb8f5ba4a4695c5997bfeaf8866ace7bd990158b6e6c8d1ecb377d12d93a9b"`
[INFO] running `"docker" "rm" "-f" "45eb8f5ba4a4695c5997bfeaf8866ace7bd990158b6e6c8d1ecb377d12d93a9b"`
[INFO] [stdout] 45eb8f5ba4a4695c5997bfeaf8866ace7bd990158b6e6c8d1ecb377d12d93a9b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9519cf08c7b1845e7f473e68bf613160a949743d8edb8ab4d1e3b5e143828994
[INFO] running `"docker" "start" "-a" "9519cf08c7b1845e7f473e68bf613160a949743d8edb8ab4d1e3b5e143828994"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling ot v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `image::Primitive`
[INFO] [stderr]  --> src/otb.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use image::Primitive;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ToPrimitive`
[INFO] [stderr]  --> src/otbm.rs:9:33
[INFO] [stderr]   |
[INFO] [stderr] 9 | use num_traits::{FromPrimitive, ToPrimitive};
[INFO] [stderr]   |                                 ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/mem_read.rs:27:28
[INFO] [stderr]    |
[INFO] [stderr] 27 |             let mut x: U = uninitialized();
[INFO] [stderr]    |                            ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/draw.rs:62:14
[INFO] [stderr]    |
[INFO] [stderr] 62 |         for (x, y, pixel) in self.enumerate_pixels_mut() {
[INFO] [stderr]    |              ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]   --> src/draw.rs:62:17
[INFO] [stderr]    |
[INFO] [stderr] 62 |         for (x, y, pixel) in self.enumerate_pixels_mut() {
[INFO] [stderr]    |                 ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `signature`
[INFO] [stderr]    --> src/dat.rs:573:9
[INFO] [stderr]     |
[INFO] [stderr] 573 |     let signature = data.get::<u32>();
[INFO] [stderr]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_signature`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `category`
[INFO] [stderr]    --> src/dat.rs:144:9
[INFO] [stderr]     |
[INFO] [stderr] 144 |         category: ThingCategory,
[INFO] [stderr]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_category`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `num_layers` is assigned to, but never used
[INFO] [stderr]    --> src/dat.rs:392:13
[INFO] [stderr]     |
[INFO] [stderr] 392 |         let mut num_layers = frame.layers;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_num_layers` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `num_layers` is never read
[INFO] [stderr]    --> src/dat.rs:395:13
[INFO] [stderr]     |
[INFO] [stderr] 395 |             num_layers = 5;
[INFO] [stderr]     |             ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `frame`
[INFO] [stderr]    --> src/dat.rs:448:35
[INFO] [stderr]     |
[INFO] [stderr] 448 |     fn get_best_texture_dimension(frame: &FrameGroup, mut w: i32, mut h: i32, count: i32) -> Size {
[INFO] [stderr]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_frame`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:54:27
[INFO] [stderr]    |
[INFO] [stderr] 54 |             Node::MapData(x) => write!(f, "MapData"),
[INFO] [stderr]    |                           ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:58:25
[INFO] [stderr]    |
[INFO] [stderr] 58 |             Node::Towns(x) => write!(f, "Towns"),
[INFO] [stderr]    |                         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:59:24
[INFO] [stderr]    |
[INFO] [stderr] 59 |             Node::Town(x) => write!(f, "Town"),
[INFO] [stderr]    |                        ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:60:29
[INFO] [stderr]    |
[INFO] [stderr] 60 |             Node::HouseTile(x) => write!(f, "HouseTile"),
[INFO] [stderr]    |                             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:61:29
[INFO] [stderr]    |
[INFO] [stderr] 61 |             Node::Waypoints(x) => write!(f, "Waypoints"),
[INFO] [stderr]    |                             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:62:28
[INFO] [stderr]    |
[INFO] [stderr] 62 |             Node::Waypoint(x) => write!(f, "Waypoint"),
[INFO] [stderr]    |                            ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/otbm.rs:93:26
[INFO] [stderr]    |
[INFO] [stderr] 93 |     fn parse<T: MemRead>(data: &mut T) -> Result<MapDataNode, Error> {
[INFO] [stderr]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/otbm.rs:168:26
[INFO] [stderr]     |
[INFO] [stderr] 168 |     fn parse<T: MemRead>(data: &mut T) -> Result<WaypointsNode, Error> {
[INFO] [stderr]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/otbm.rs:182:26
[INFO] [stderr]     |
[INFO] [stderr] 182 |     fn parse<T: MemRead>(data: &mut T) -> Result<WaypointNode, Error> {
[INFO] [stderr]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/otbm.rs:198:26
[INFO] [stderr]     |
[INFO] [stderr] 198 |     fn parse<T: MemRead>(data: &mut T) -> Result<TownsNode, Error> {
[INFO] [stderr]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `color_key`
[INFO] [stderr]   --> src/spr.rs:52:21
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 let color_key = data.get::<[u8; 3]>()?;
[INFO] [stderr]    |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_color_key`
[INFO] [stderr] 
[INFO] [stderr] warning: 21 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `image::Primitive`
[INFO] [stderr]  --> src/otb.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use image::Primitive;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ToPrimitive`
[INFO] [stderr]  --> src/otbm.rs:9:33
[INFO] [stderr]   |
[INFO] [stderr] 9 | use num_traits::{FromPrimitive, ToPrimitive};
[INFO] [stderr]   |                                 ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/mem_read.rs:27:28
[INFO] [stderr]    |
[INFO] [stderr] 27 |             let mut x: U = uninitialized();
[INFO] [stderr]    |                            ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/draw.rs:62:14
[INFO] [stderr]    |
[INFO] [stderr] 62 |         for (x, y, pixel) in self.enumerate_pixels_mut() {
[INFO] [stderr]    |              ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]   --> src/draw.rs:62:17
[INFO] [stderr]    |
[INFO] [stderr] 62 |         for (x, y, pixel) in self.enumerate_pixels_mut() {
[INFO] [stderr]    |                 ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `signature`
[INFO] [stderr]    --> src/dat.rs:573:9
[INFO] [stderr]     |
[INFO] [stderr] 573 |     let signature = data.get::<u32>();
[INFO] [stderr]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_signature`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `category`
[INFO] [stderr]    --> src/dat.rs:144:9
[INFO] [stderr]     |
[INFO] [stderr] 144 |         category: ThingCategory,
[INFO] [stderr]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_category`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `num_layers` is assigned to, but never used
[INFO] [stderr]    --> src/dat.rs:392:13
[INFO] [stderr]     |
[INFO] [stderr] 392 |         let mut num_layers = frame.layers;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_num_layers` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `num_layers` is never read
[INFO] [stderr]    --> src/dat.rs:395:13
[INFO] [stderr]     |
[INFO] [stderr] 395 |             num_layers = 5;
[INFO] [stderr]     |             ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `frame`
[INFO] [stderr]    --> src/dat.rs:448:35
[INFO] [stderr]     |
[INFO] [stderr] 448 |     fn get_best_texture_dimension(frame: &FrameGroup, mut w: i32, mut h: i32, count: i32) -> Size {
[INFO] [stderr]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_frame`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:54:27
[INFO] [stderr]    |
[INFO] [stderr] 54 |             Node::MapData(x) => write!(f, "MapData"),
[INFO] [stderr]    |                           ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:58:25
[INFO] [stderr]    |
[INFO] [stderr] 58 |             Node::Towns(x) => write!(f, "Towns"),
[INFO] [stderr]    |                         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:59:24
[INFO] [stderr]    |
[INFO] [stderr] 59 |             Node::Town(x) => write!(f, "Town"),
[INFO] [stderr]    |                        ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:60:29
[INFO] [stderr]    |
[INFO] [stderr] 60 |             Node::HouseTile(x) => write!(f, "HouseTile"),
[INFO] [stderr]    |                             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:61:29
[INFO] [stderr]    |
[INFO] [stderr] 61 |             Node::Waypoints(x) => write!(f, "Waypoints"),
[INFO] [stderr]    |                             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:62:28
[INFO] [stderr]    |
[INFO] [stderr] 62 |             Node::Waypoint(x) => write!(f, "Waypoint"),
[INFO] [stderr]    |                            ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/otbm.rs:93:26
[INFO] [stderr]    |
[INFO] [stderr] 93 |     fn parse<T: MemRead>(data: &mut T) -> Result<MapDataNode, Error> {
[INFO] [stderr]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/otbm.rs:168:26
[INFO] [stderr]     |
[INFO] [stderr] 168 |     fn parse<T: MemRead>(data: &mut T) -> Result<WaypointsNode, Error> {
[INFO] [stderr]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/otbm.rs:182:26
[INFO] [stderr]     |
[INFO] [stderr] 182 |     fn parse<T: MemRead>(data: &mut T) -> Result<WaypointNode, Error> {
[INFO] [stderr]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/otbm.rs:198:26
[INFO] [stderr]     |
[INFO] [stderr] 198 |     fn parse<T: MemRead>(data: &mut T) -> Result<TownsNode, Error> {
[INFO] [stderr]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `color_key`
[INFO] [stderr]   --> src/spr.rs:52:21
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 let color_key = data.get::<[u8; 3]>()?;
[INFO] [stderr]    |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_color_key`
[INFO] [stderr] 
[INFO] [stderr] warning: 21 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.00s
[INFO] running `"docker" "inspect" "9519cf08c7b1845e7f473e68bf613160a949743d8edb8ab4d1e3b5e143828994"`
[INFO] running `"docker" "rm" "-f" "9519cf08c7b1845e7f473e68bf613160a949743d8edb8ab4d1e3b5e143828994"`
[INFO] [stdout] 9519cf08c7b1845e7f473e68bf613160a949743d8edb8ab4d1e3b5e143828994
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stdout] de9ab36002b4d188c0ad0a48c16b9f471f4125f1e6f5af91af4641de348232a0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "de9ab36002b4d188c0ad0a48c16b9f471f4125f1e6f5af91af4641de348232a0"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `image::Primitive`
[INFO] [stderr]  --> src/otb.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use image::Primitive;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ToPrimitive`
[INFO] [stderr]  --> src/otbm.rs:9:33
[INFO] [stderr]   |
[INFO] [stderr] 9 | use num_traits::{FromPrimitive, ToPrimitive};
[INFO] [stderr]   |                                 ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/mem_read.rs:27:28
[INFO] [stderr]    |
[INFO] [stderr] 27 |             let mut x: U = uninitialized();
[INFO] [stderr]    |                            ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/draw.rs:62:14
[INFO] [stderr]    |
[INFO] [stderr] 62 |         for (x, y, pixel) in self.enumerate_pixels_mut() {
[INFO] [stderr]    |              ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]   --> src/draw.rs:62:17
[INFO] [stderr]    |
[INFO] [stderr] 62 |         for (x, y, pixel) in self.enumerate_pixels_mut() {
[INFO] [stderr]    |                 ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `signature`
[INFO] [stderr]    --> src/dat.rs:573:9
[INFO] [stderr]     |
[INFO] [stderr] 573 |     let signature = data.get::<u32>();
[INFO] [stderr]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_signature`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `category`
[INFO] [stderr]    --> src/dat.rs:144:9
[INFO] [stderr]     |
[INFO] [stderr] 144 |         category: ThingCategory,
[INFO] [stderr]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_category`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `num_layers` is assigned to, but never used
[INFO] [stderr]    --> src/dat.rs:392:13
[INFO] [stderr]     |
[INFO] [stderr] 392 |         let mut num_layers = frame.layers;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_num_layers` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `num_layers` is never read
[INFO] [stderr]    --> src/dat.rs:395:13
[INFO] [stderr]     |
[INFO] [stderr] 395 |             num_layers = 5;
[INFO] [stderr]     |             ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `frame`
[INFO] [stderr]    --> src/dat.rs:448:35
[INFO] [stderr]     |
[INFO] [stderr] 448 |     fn get_best_texture_dimension(frame: &FrameGroup, mut w: i32, mut h: i32, count: i32) -> Size {
[INFO] [stderr]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_frame`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:54:27
[INFO] [stderr]    |
[INFO] [stderr] 54 |             Node::MapData(x) => write!(f, "MapData"),
[INFO] [stderr]    |                           ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:58:25
[INFO] [stderr]    |
[INFO] [stderr] 58 |             Node::Towns(x) => write!(f, "Towns"),
[INFO] [stderr]    |                         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:59:24
[INFO] [stderr]    |
[INFO] [stderr] 59 |             Node::Town(x) => write!(f, "Town"),
[INFO] [stderr]    |                        ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:60:29
[INFO] [stderr]    |
[INFO] [stderr] 60 |             Node::HouseTile(x) => write!(f, "HouseTile"),
[INFO] [stderr]    |                             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:61:29
[INFO] [stderr]    |
[INFO] [stderr] 61 |             Node::Waypoints(x) => write!(f, "Waypoints"),
[INFO] [stderr]    |                             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:62:28
[INFO] [stderr]    |
[INFO] [stderr] 62 |             Node::Waypoint(x) => write!(f, "Waypoint"),
[INFO] [stderr]    |                            ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/otbm.rs:93:26
[INFO] [stderr]    |
[INFO] [stderr] 93 |     fn parse<T: MemRead>(data: &mut T) -> Result<MapDataNode, Error> {
[INFO] [stderr]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/otbm.rs:168:26
[INFO] [stderr]     |
[INFO] [stderr] 168 |     fn parse<T: MemRead>(data: &mut T) -> Result<WaypointsNode, Error> {
[INFO] [stderr]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/otbm.rs:182:26
[INFO] [stderr]     |
[INFO] [stderr] 182 |     fn parse<T: MemRead>(data: &mut T) -> Result<WaypointNode, Error> {
[INFO] [stderr]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/otbm.rs:198:26
[INFO] [stderr]     |
[INFO] [stderr] 198 |     fn parse<T: MemRead>(data: &mut T) -> Result<TownsNode, Error> {
[INFO] [stderr]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `color_key`
[INFO] [stderr]   --> src/spr.rs:52:21
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 let color_key = data.get::<[u8; 3]>()?;
[INFO] [stderr]    |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_color_key`
[INFO] [stderr] 
[INFO] [stderr] warning: 21 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `image::Primitive`
[INFO] [stderr]  --> src/otb.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use image::Primitive;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ToPrimitive`
[INFO] [stderr]  --> src/otbm.rs:9:33
[INFO] [stderr]   |
[INFO] [stderr] 9 | use num_traits::{FromPrimitive, ToPrimitive};
[INFO] [stderr]   |                                 ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/mem_read.rs:27:28
[INFO] [stderr]    |
[INFO] [stderr] 27 |             let mut x: U = uninitialized();
[INFO] [stderr]    |                            ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/draw.rs:62:14
[INFO] [stderr]    |
[INFO] [stderr] 62 |         for (x, y, pixel) in self.enumerate_pixels_mut() {
[INFO] [stderr]    |              ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]   --> src/draw.rs:62:17
[INFO] [stderr]    |
[INFO] [stderr] 62 |         for (x, y, pixel) in self.enumerate_pixels_mut() {
[INFO] [stderr]    |                 ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `signature`
[INFO] [stderr]    --> src/dat.rs:573:9
[INFO] [stderr]     |
[INFO] [stderr] 573 |     let signature = data.get::<u32>();
[INFO] [stderr]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_signature`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `category`
[INFO] [stderr]    --> src/dat.rs:144:9
[INFO] [stderr]     |
[INFO] [stderr] 144 |         category: ThingCategory,
[INFO] [stderr]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_category`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `num_layers` is assigned to, but never used
[INFO] [stderr]    --> src/dat.rs:392:13
[INFO] [stderr]     |
[INFO] [stderr] 392 |         let mut num_layers = frame.layers;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_num_layers` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `num_layers` is never read
[INFO] [stderr]    --> src/dat.rs:395:13
[INFO] [stderr]     |
[INFO] [stderr] 395 |             num_layers = 5;
[INFO] [stderr]     |             ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `frame`
[INFO] [stderr]    --> src/dat.rs:448:35
[INFO] [stderr]     |
[INFO] [stderr] 448 |     fn get_best_texture_dimension(frame: &FrameGroup, mut w: i32, mut h: i32, count: i32) -> Size {
[INFO] [stderr]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_frame`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:54:27
[INFO] [stderr]    |
[INFO] [stderr] 54 |             Node::MapData(x) => write!(f, "MapData"),
[INFO] [stderr]    |                           ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:58:25
[INFO] [stderr]    |
[INFO] [stderr] 58 |             Node::Towns(x) => write!(f, "Towns"),
[INFO] [stderr]    |                         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:59:24
[INFO] [stderr]    |
[INFO] [stderr] 59 |             Node::Town(x) => write!(f, "Town"),
[INFO] [stderr]    |                        ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:60:29
[INFO] [stderr]    |
[INFO] [stderr] 60 |             Node::HouseTile(x) => write!(f, "HouseTile"),
[INFO] [stderr]    |                             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:61:29
[INFO] [stderr]    |
[INFO] [stderr] 61 |             Node::Waypoints(x) => write!(f, "Waypoints"),
[INFO] [stderr]    |                             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/otbm.rs:62:28
[INFO] [stderr]    |
[INFO] [stderr] 62 |             Node::Waypoint(x) => write!(f, "Waypoint"),
[INFO] [stderr]    |                            ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/otbm.rs:93:26
[INFO] [stderr]    |
[INFO] [stderr] 93 |     fn parse<T: MemRead>(data: &mut T) -> Result<MapDataNode, Error> {
[INFO] [stderr]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/otbm.rs:168:26
[INFO] [stderr]     |
[INFO] [stderr] 168 |     fn parse<T: MemRead>(data: &mut T) -> Result<WaypointsNode, Error> {
[INFO] [stderr]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/otbm.rs:182:26
[INFO] [stderr]     |
[INFO] [stderr] 182 |     fn parse<T: MemRead>(data: &mut T) -> Result<WaypointNode, Error> {
[INFO] [stderr]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/otbm.rs:198:26
[INFO] [stderr]     |
[INFO] [stderr] 198 |     fn parse<T: MemRead>(data: &mut T) -> Result<TownsNode, Error> {
[INFO] [stderr]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `color_key`
[INFO] [stderr]   --> src/spr.rs:52:21
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 let color_key = data.get::<[u8; 3]>()?;
[INFO] [stderr]    |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_color_key`
[INFO] [stderr] 
[INFO] [stderr] warning: 21 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ot-3dbd0de04179b255
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ot
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "de9ab36002b4d188c0ad0a48c16b9f471f4125f1e6f5af91af4641de348232a0"`
[INFO] running `"docker" "rm" "-f" "de9ab36002b4d188c0ad0a48c16b9f471f4125f1e6f5af91af4641de348232a0"`
[INFO] [stdout] de9ab36002b4d188c0ad0a48c16b9f471f4125f1e6f5af91af4641de348232a0