[INFO] updating cached repository https://github.com/dNihil/carvel
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2d73afbc3c1f2c23a8bcab2cb7b37c0621b6befd
[INFO] checking dNihil/carvel against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FdNihil%2Fcarvel" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dNihil/carvel on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/dNihil/carvel
[INFO] finished tweaking git repo https://github.com/dNihil/carvel
[INFO] tweaked toml for git repo https://github.com/dNihil/carvel written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/dNihil/carvel already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e29bd1557a0f189d7cbbdbd251ce7e078e671c145dca3145863c9280ebf90676
[INFO] running `"docker" "start" "-a" "e29bd1557a0f189d7cbbdbd251ce7e078e671c145dca3145863c9280ebf90676"`
[INFO] [stderr]     Checking array v0.0.1
[INFO] [stderr]     Checking line_drawing v0.7.0 (https://github.com/dNihil/line_drawing#19478e86)
[INFO] [stderr]     Checking noise v0.4.1
[INFO] [stderr]     Checking dual_quaternion v0.1.0
[INFO] [stderr]     Checking collada v0.5.0
[INFO] [stderr]     Checking piston2d-graphics v0.23.0
[INFO] [stderr]     Checking freetype-sys v0.6.0
[INFO] [stderr]     Checking camera_controllers v0.23.0
[INFO] [stderr]     Checking image v0.17.0
[INFO] [stderr]     Checking piston-gfx_texture v0.30.0
[INFO] [stderr]     Checking gfx_device_gl v0.14.6
[INFO] [stderr]     Checking freetype-rs v0.16.0
[INFO] [stderr]     Checking wayland-kbd v0.9.1
[INFO] [stderr]     Checking gfx_text v0.20.0
[INFO] [stderr]     Checking winit v0.8.3
[INFO] [stderr]     Checking gfx_debug_draw v0.19.0
[INFO] [stderr]     Checking piston-gfx_texture v0.29.0
[INFO] [stderr]     Checking glutin v0.10.1
[INFO] [stderr]     Checking skeletal_animation v0.23.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.42.1
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.46.0
[INFO] [stderr]     Checking piston3d-gfx_voxel v0.22.0
[INFO] [stderr]     Checking piston_window v0.73.0
[INFO] [stderr]     Checking carvel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `bag::*`
[INFO] [stderr]  --> src/game.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use bag::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/world.rs:62:40
[INFO] [stderr]    |
[INFO] [stderr] 62 |             if let Some(&Empty) = w.at((d[0] + x), (d[1] + y), (d[2] + z)){
[INFO] [stderr]    |                                        ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/world.rs:62:52
[INFO] [stderr]    |
[INFO] [stderr] 62 |             if let Some(&Empty) = w.at((d[0] + x), (d[1] + y), (d[2] + z)){
[INFO] [stderr]    |                                                    ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/world.rs:62:64
[INFO] [stderr]    |
[INFO] [stderr] 62 |             if let Some(&Empty) = w.at((d[0] + x), (d[1] + y), (d[2] + z)){
[INFO] [stderr]    |                                                                ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: the item `vecmath` is imported redundantly
[INFO] [stderr]    --> src/world.rs:338:13
[INFO] [stderr]     |
[INFO] [stderr] 338 |         use vecmath;
[INFO] [stderr]     |             ^^^^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:2:1
[INFO] [stderr]     |
[INFO] [stderr] 2   | extern crate vecmath;
[INFO] [stderr]     | --------------------- the item `vecmath` is already imported here
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Keyboard` is imported redundantly
[INFO] [stderr]   --> src/controls.rs:73:29
[INFO] [stderr]    |
[INFO] [stderr] 3  | use input::Button::{Keyboard, Mouse};
[INFO] [stderr]    |                     -------- the item `Keyboard` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 73 |         use input::Button::{Keyboard};
[INFO] [stderr]    |                             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Key` is imported redundantly
[INFO] [stderr]   --> src/controls.rs:74:13
[INFO] [stderr]    |
[INFO] [stderr] 4  | use input::Key;
[INFO] [stderr]    |     ---------- the item `Key` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 74 |         use input::Key;
[INFO] [stderr]    |             ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bag::*`
[INFO] [stderr]  --> src/game.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use bag::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/world.rs:62:40
[INFO] [stderr]    |
[INFO] [stderr] 62 |             if let Some(&Empty) = w.at((d[0] + x), (d[1] + y), (d[2] + z)){
[INFO] [stderr]    |                                        ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/world.rs:62:52
[INFO] [stderr]    |
[INFO] [stderr] 62 |             if let Some(&Empty) = w.at((d[0] + x), (d[1] + y), (d[2] + z)){
[INFO] [stderr]    |                                                    ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/world.rs:62:64
[INFO] [stderr]    |
[INFO] [stderr] 62 |             if let Some(&Empty) = w.at((d[0] + x), (d[1] + y), (d[2] + z)){
[INFO] [stderr]    |                                                                ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: the item `vecmath` is imported redundantly
[INFO] [stderr]    --> src/world.rs:338:13
[INFO] [stderr]     |
[INFO] [stderr] 338 |         use vecmath;
[INFO] [stderr]     |             ^^^^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:2:1
[INFO] [stderr]     |
[INFO] [stderr] 2   | extern crate vecmath;
[INFO] [stderr]     | --------------------- the item `vecmath` is already imported here
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Keyboard` is imported redundantly
[INFO] [stderr]   --> src/controls.rs:73:29
[INFO] [stderr]    |
[INFO] [stderr] 3  | use input::Button::{Keyboard, Mouse};
[INFO] [stderr]    |                     -------- the item `Keyboard` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 73 |         use input::Button::{Keyboard};
[INFO] [stderr]    |                             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Key` is imported redundantly
[INFO] [stderr]   --> src/controls.rs:74:13
[INFO] [stderr]    |
[INFO] [stderr] 4  | use input::Key;
[INFO] [stderr]    |     ---------- the item `Key` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 74 |         use input::Key;
[INFO] [stderr]    |             ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `"docker" "inspect" "e29bd1557a0f189d7cbbdbd251ce7e078e671c145dca3145863c9280ebf90676"`
[INFO] running `"docker" "rm" "-f" "e29bd1557a0f189d7cbbdbd251ce7e078e671c145dca3145863c9280ebf90676"`
[INFO] [stdout] e29bd1557a0f189d7cbbdbd251ce7e078e671c145dca3145863c9280ebf90676