[INFO] updating cached repository AndrewBregger/rem
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/AndrewBregger/rem
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/AndrewBregger/rem" "work/ex/beta-1.38-1/sources/1.37.0/gh/AndrewBregger/rem"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/AndrewBregger/rem'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/AndrewBregger/rem" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AndrewBregger/rem"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AndrewBregger/rem'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f17ea5b4c02f121aa7a5e21ad94e70112739d478
[INFO] sha for GitHub repo AndrewBregger/rem: f17ea5b4c02f121aa7a5e21ad94e70112739d478
[INFO] validating manifest of AndrewBregger/rem on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of AndrewBregger/rem on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing AndrewBregger/rem
[INFO] finished frobbing AndrewBregger/rem
[INFO] frobbed toml for AndrewBregger/rem written to work/ex/beta-1.38-1/sources/1.37.0/gh/AndrewBregger/rem/Cargo.toml
[INFO] started frobbing AndrewBregger/rem
[INFO] finished frobbing AndrewBregger/rem
[INFO] frobbed toml for AndrewBregger/rem written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AndrewBregger/rem/Cargo.toml
[INFO] crate AndrewBregger/rem already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing AndrewBregger/rem against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/AndrewBregger/rem:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 70dc1e1f2ecc938c24706fd18fc434e720fbec9b057a09c02dce233b88a9a8f6
[INFO] running `"docker" "start" "-a" "70dc1e1f2ecc938c24706fd18fc434e720fbec9b057a09c02dce233b88a9a8f6"`
[INFO] [stderr]    Compiling freetype-sys v0.7.1
[INFO] [stderr]    Compiling ropey v1.0.1
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling gl_generator v0.13.0
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling wayland-sys v0.21.13
[INFO] [stderr]    Compiling rusttype v0.7.7
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling png v0.14.1
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling gl v0.13.0
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling freetype-rs v0.20.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling nalgebra v0.18.0
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.5
[INFO] [stderr]    Compiling wayland-commons v0.21.13
[INFO] [stderr]    Compiling wayland-client v0.21.13
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling wayland-protocols v0.21.13
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]    Compiling smithay-client-toolkit v0.4.6
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling image v0.21.2
[INFO] [stderr]    Compiling winit v0.19.1
[INFO] [stderr]    Compiling glutin v0.21.0
[INFO] [stderr]    Compiling nalgebra-glm v0.4.0
[INFO] [stderr]    Compiling rem v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::path::PathBuf`
[INFO] [stderr]  --> src/shader.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::path::PathBuf;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::mpsc`
[INFO] [stderr]   --> src/main.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | use std::sync::mpsc;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread::Builder`
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use std::thread::Builder;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::result::Result`
[INFO] [stderr]   --> src/main.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use std::result::Result;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `userParam`
[INFO] [stderr]    --> src/main.rs:163:70
[INFO] [stderr]     |
[INFO] [stderr] 163 |                             length: GLsizei, message: *const GLchar, userParam: *mut std::ffi::c_void) {
[INFO] [stderr]     |                                                                      ^^^^^^^^^ help: consider prefixing with an underscore: `_userParam`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> src/main.rs:60:42
[INFO] [stderr]    |
[INFO] [stderr] 60 |                 Event::DeviceEvent { ref event, .. } => (),
[INFO] [stderr]    |                                      ----^^^^^
[INFO] [stderr]    |                                      |
[INFO] [stderr]    |                                      help: try ignoring the field: `event: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ortho`
[INFO] [stderr]    --> src/render.rs:309:13
[INFO] [stderr]     |
[INFO] [stderr] 309 |         let ortho = glm::ortho(0f32, w as f32, h as f32, 0.0, -1f32, 1f32);
[INFO] [stderr]     |             ^^^^^ help: consider prefixing with an underscore: `_ortho`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:364:13
[INFO] [stderr]     |
[INFO] [stderr] 364 |         let mut stride = 2;
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/main.rs:591:13
[INFO] [stderr]     |
[INFO] [stderr] 514 |         unsafe {
[INFO] [stderr]     |         ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 591 |             unsafe {
[INFO] [stderr]     |             ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_unsafe)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 276 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 281 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 284 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 292 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 295 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 301 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 311 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 319 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 326 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 333 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 337 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 348 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 351 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 357 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 362 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 370 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 373 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:410:5
[INFO] [stderr]     |
[INFO] [stderr] 410 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 415 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:410:5
[INFO] [stderr]     |
[INFO] [stderr] 410 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 417 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:410:5
[INFO] [stderr]     |
[INFO] [stderr] 410 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 419 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:507:9
[INFO] [stderr]     |
[INFO] [stderr] 507 |         unsafe {
[INFO] [stderr]     |         ------ because it's nested under this `unsafe` block
[INFO] [stderr] 508 |             gl::Clear(gl::COLOR_BUFFER_BIT);
[INFO] [stderr] 509 |             glCheck!();
[INFO] [stderr]     |             ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:514:9
[INFO] [stderr]     |
[INFO] [stderr] 514 |         unsafe {
[INFO] [stderr]     |         ------ because it's nested under this `unsafe` block
[INFO] [stderr] 515 |             
[INFO] [stderr] 516 |             glCheck!();
[INFO] [stderr]     |             ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:514:9
[INFO] [stderr]     |
[INFO] [stderr] 514 |         unsafe {
[INFO] [stderr]     |         ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 619 |                 glCheck!();
[INFO] [stderr]     |                 ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 427 |         unsafe {
[INFO] [stderr]     |         ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 476 |             glCheck!();
[INFO] [stderr]     |             ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 506 |         unsafe {
[INFO] [stderr]     |         ------ because it's nested under this `unsafe` block
[INFO] [stderr] 507 |             gl::BindTexture(gl::TEXTURE_2D, self.texture_id);
[INFO] [stderr] 508 |             glCheck!();
[INFO] [stderr]     |             ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 506 |         unsafe {
[INFO] [stderr]     |         ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 522 |             glCheck!();
[INFO] [stderr]     |             ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 506 |         unsafe {
[INFO] [stderr]     |         ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 525 |             glCheck!();
[INFO] [stderr]     |             ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Normal`
[INFO] [stderr]   --> src/font.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Normal,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Italics`
[INFO] [stderr]   --> src/font.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     Italics,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Bold`
[INFO] [stderr]   --> src/font.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     Bold,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `dpi_factor`
[INFO] [stderr]    --> src/font.rs:122:5
[INFO] [stderr]     |
[INFO] [stderr] 122 |     dpi_factor: f64,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `INDEX_DATA`
[INFO] [stderr]   --> src/render.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | static INDEX_DATA: [u32; 6] = [0, 1, 2, 0, 2, 3];
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FontError`
[INFO] [stderr]   --> src/render.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     FontError(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RenderError`
[INFO] [stderr]   --> src/render.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     RenderError(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Renderer`
[INFO] [stderr]   --> src/render.rs:54:1
[INFO] [stderr]    |
[INFO] [stderr] 54 | pub struct Renderer {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/render.rs:182:5
[INFO] [stderr]     |
[INFO] [stderr] 182 |     pub fn new(dpi: f64) -> Result<Self> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Vertex`
[INFO] [stderr]    --> src/render.rs:213:9
[INFO] [stderr]     |
[INFO] [stderr] 213 |         struct Vertex {
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `build_geometry`
[INFO] [stderr]    --> src/render.rs:218:9
[INFO] [stderr]     |
[INFO] [stderr] 218 |         fn build_geometry(glyph: &Glyph) -> Vec<Vertex> {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `draw`
[INFO] [stderr]    --> src/render.rs:297:5
[INFO] [stderr]     |
[INFO] [stderr] 297 |     pub fn draw(&self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `setup`
[INFO] [stderr]    --> src/render.rs:307:5
[INFO] [stderr]     |
[INFO] [stderr] 307 |     pub fn setup(&self, window: &window::Window) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `App`
[INFO] [stderr]   --> src/main.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | struct App {
[INFO] [stderr]    | ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/main.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `setup`
[INFO] [stderr]   --> src/main.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn setup(&self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `process_events`
[INFO] [stderr]   --> src/main.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     fn process_events(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `build_geometry`
[INFO] [stderr]   --> src/main.rs:94:1
[INFO] [stderr]    |
[INFO] [stderr] 94 | fn build_geometry(glyph: &render::Glyph, x: f32, y: f32) -> Vec<Vertex> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `build_total`
[INFO] [stderr]    --> src/main.rs:127:1
[INFO] [stderr]     |
[INFO] [stderr] 127 | fn build_total(size: &window::Size) -> Vec<Vertex> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `userParam` should have a snake case name
[INFO] [stderr]    --> src/main.rs:163:70
[INFO] [stderr]     |
[INFO] [stderr] 163 |                             length: GLsizei, message: *const GLchar, userParam: *mut std::ffi::c_void) {
[INFO] [stderr]     |                                                                      ^^^^^^^^^ help: convert the identifier to snake case: `user_param`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/font.rs:159:9
[INFO] [stderr]     |
[INFO] [stderr] 159 |         self.face.set_char_size(convert_to_ft(&size), 0, 0, 0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/font.rs:178:9
[INFO] [stderr]     |
[INFO] [stderr] 178 |         self.face.load_glyph(index, ft::face::LoadFlag::DEFAULT);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/font.rs:184:9
[INFO] [stderr]     |
[INFO] [stderr] 184 |         glyph.render_glyph(self.render_mode);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 47s
[INFO] running `"docker" "inspect" "70dc1e1f2ecc938c24706fd18fc434e720fbec9b057a09c02dce233b88a9a8f6"`
[INFO] running `"docker" "rm" "-f" "70dc1e1f2ecc938c24706fd18fc434e720fbec9b057a09c02dce233b88a9a8f6"`
[INFO] [stdout] 70dc1e1f2ecc938c24706fd18fc434e720fbec9b057a09c02dce233b88a9a8f6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/AndrewBregger/rem:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 572625f68b3e1b8b68bed446b41fcfec09e248df1757bbe0ec4331278f4365e4
[INFO] running `"docker" "start" "-a" "572625f68b3e1b8b68bed446b41fcfec09e248df1757bbe0ec4331278f4365e4"`
[INFO] [stderr]    Compiling rem v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::path::PathBuf`
[INFO] [stderr]  --> src/shader.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::path::PathBuf;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::mpsc`
[INFO] [stderr]   --> src/main.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | use std::sync::mpsc;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread::Builder`
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use std::thread::Builder;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::result::Result`
[INFO] [stderr]   --> src/main.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use std::result::Result;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `userParam`
[INFO] [stderr]    --> src/main.rs:163:70
[INFO] [stderr]     |
[INFO] [stderr] 163 |                             length: GLsizei, message: *const GLchar, userParam: *mut std::ffi::c_void) {
[INFO] [stderr]     |                                                                      ^^^^^^^^^ help: consider prefixing with an underscore: `_userParam`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> src/main.rs:60:42
[INFO] [stderr]    |
[INFO] [stderr] 60 |                 Event::DeviceEvent { ref event, .. } => (),
[INFO] [stderr]    |                                      ----^^^^^
[INFO] [stderr]    |                                      |
[INFO] [stderr]    |                                      help: try ignoring the field: `event: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ortho`
[INFO] [stderr]    --> src/render.rs:309:13
[INFO] [stderr]     |
[INFO] [stderr] 309 |         let ortho = glm::ortho(0f32, w as f32, h as f32, 0.0, -1f32, 1f32);
[INFO] [stderr]     |             ^^^^^ help: consider prefixing with an underscore: `_ortho`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:364:13
[INFO] [stderr]     |
[INFO] [stderr] 364 |         let mut stride = 2;
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/main.rs:591:13
[INFO] [stderr]     |
[INFO] [stderr] 514 |         unsafe {
[INFO] [stderr]     |         ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 591 |             unsafe {
[INFO] [stderr]     |             ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_unsafe)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 276 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 281 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 284 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 292 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 295 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 301 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 311 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 319 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 326 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 333 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 337 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 348 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 351 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 357 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 362 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 370 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 373 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:410:5
[INFO] [stderr]     |
[INFO] [stderr] 410 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 415 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:410:5
[INFO] [stderr]     |
[INFO] [stderr] 410 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 417 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:410:5
[INFO] [stderr]     |
[INFO] [stderr] 410 |     unsafe {
[INFO] [stderr]     |     ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 419 |         glCheck!();
[INFO] [stderr]     |         ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:507:9
[INFO] [stderr]     |
[INFO] [stderr] 507 |         unsafe {
[INFO] [stderr]     |         ------ because it's nested under this `unsafe` block
[INFO] [stderr] 508 |             gl::Clear(gl::COLOR_BUFFER_BIT);
[INFO] [stderr] 509 |             glCheck!();
[INFO] [stderr]     |             ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:514:9
[INFO] [stderr]     |
[INFO] [stderr] 514 |         unsafe {
[INFO] [stderr]     |         ------ because it's nested under this `unsafe` block
[INFO] [stderr] 515 |             
[INFO] [stderr] 516 |             glCheck!();
[INFO] [stderr]     |             ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:514:9
[INFO] [stderr]     |
[INFO] [stderr] 514 |         unsafe {
[INFO] [stderr]     |         ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 619 |                 glCheck!();
[INFO] [stderr]     |                 ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 427 |         unsafe {
[INFO] [stderr]     |         ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 476 |             glCheck!();
[INFO] [stderr]     |             ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 506 |         unsafe {
[INFO] [stderr]     |         ------ because it's nested under this `unsafe` block
[INFO] [stderr] 507 |             gl::BindTexture(gl::TEXTURE_2D, self.texture_id);
[INFO] [stderr] 508 |             glCheck!();
[INFO] [stderr]     |             ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 506 |         unsafe {
[INFO] [stderr]     |         ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 522 |             glCheck!();
[INFO] [stderr]     |             ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/render.rs:34:23
[INFO] [stderr]     |
[INFO] [stderr] 34  |             let err = unsafe { gl::GetError() };
[INFO] [stderr]     |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 506 |         unsafe {
[INFO] [stderr]     |         ------ because it's nested under this `unsafe` block
[INFO] [stderr] ...
[INFO] [stderr] 525 |             glCheck!();
[INFO] [stderr]     |             ----------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Normal`
[INFO] [stderr]   --> src/font.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Normal,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Italics`
[INFO] [stderr]   --> src/font.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     Italics,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Bold`
[INFO] [stderr]   --> src/font.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     Bold,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `dpi_factor`
[INFO] [stderr]    --> src/font.rs:122:5
[INFO] [stderr]     |
[INFO] [stderr] 122 |     dpi_factor: f64,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `INDEX_DATA`
[INFO] [stderr]   --> src/render.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | static INDEX_DATA: [u32; 6] = [0, 1, 2, 0, 2, 3];
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FontError`
[INFO] [stderr]   --> src/render.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     FontError(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RenderError`
[INFO] [stderr]   --> src/render.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     RenderError(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Renderer`
[INFO] [stderr]   --> src/render.rs:54:1
[INFO] [stderr]    |
[INFO] [stderr] 54 | pub struct Renderer {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/render.rs:182:5
[INFO] [stderr]     |
[INFO] [stderr] 182 |     pub fn new(dpi: f64) -> Result<Self> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Vertex`
[INFO] [stderr]    --> src/render.rs:213:9
[INFO] [stderr]     |
[INFO] [stderr] 213 |         struct Vertex {
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `build_geometry`
[INFO] [stderr]    --> src/render.rs:218:9
[INFO] [stderr]     |
[INFO] [stderr] 218 |         fn build_geometry(glyph: &Glyph) -> Vec<Vertex> {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `draw`
[INFO] [stderr]    --> src/render.rs:297:5
[INFO] [stderr]     |
[INFO] [stderr] 297 |     pub fn draw(&self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `setup`
[INFO] [stderr]    --> src/render.rs:307:5
[INFO] [stderr]     |
[INFO] [stderr] 307 |     pub fn setup(&self, window: &window::Window) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `App`
[INFO] [stderr]   --> src/main.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | struct App {
[INFO] [stderr]    | ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/main.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `setup`
[INFO] [stderr]   --> src/main.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn setup(&self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `process_events`
[INFO] [stderr]   --> src/main.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     fn process_events(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `build_geometry`
[INFO] [stderr]   --> src/main.rs:94:1
[INFO] [stderr]    |
[INFO] [stderr] 94 | fn build_geometry(glyph: &render::Glyph, x: f32, y: f32) -> Vec<Vertex> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `build_total`
[INFO] [stderr]    --> src/main.rs:127:1
[INFO] [stderr]     |
[INFO] [stderr] 127 | fn build_total(size: &window::Size) -> Vec<Vertex> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `userParam` should have a snake case name
[INFO] [stderr]    --> src/main.rs:163:70
[INFO] [stderr]     |
[INFO] [stderr] 163 |                             length: GLsizei, message: *const GLchar, userParam: *mut std::ffi::c_void) {
[INFO] [stderr]     |                                                                      ^^^^^^^^^ help: convert the identifier to snake case: `user_param`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/font.rs:159:9
[INFO] [stderr]     |
[INFO] [stderr] 159 |         self.face.set_char_size(convert_to_ft(&size), 0, 0, 0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/font.rs:178:9
[INFO] [stderr]     |
[INFO] [stderr] 178 |         self.face.load_glyph(index, ft::face::LoadFlag::DEFAULT);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/font.rs:184:9
[INFO] [stderr]     |
[INFO] [stderr] 184 |         glyph.render_glyph(self.render_mode);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.18s
[INFO] running `"docker" "inspect" "572625f68b3e1b8b68bed446b41fcfec09e248df1757bbe0ec4331278f4365e4"`
[INFO] running `"docker" "rm" "-f" "572625f68b3e1b8b68bed446b41fcfec09e248df1757bbe0ec4331278f4365e4"`
[INFO] [stdout] 572625f68b3e1b8b68bed446b41fcfec09e248df1757bbe0ec4331278f4365e4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/AndrewBregger/rem:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 14b65b6fb7f3e0e8539231c7212dedfd44c6131aee056ff52caef6ef4bec2420
[INFO] running `"docker" "start" "-a" "14b65b6fb7f3e0e8539231c7212dedfd44c6131aee056ff52caef6ef4bec2420"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rem-8142803c13c0eecf
[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" "14b65b6fb7f3e0e8539231c7212dedfd44c6131aee056ff52caef6ef4bec2420"`
[INFO] running `"docker" "rm" "-f" "14b65b6fb7f3e0e8539231c7212dedfd44c6131aee056ff52caef6ef4bec2420"`
[INFO] [stdout] 14b65b6fb7f3e0e8539231c7212dedfd44c6131aee056ff52caef6ef4bec2420