[INFO] cloning repository https://github.com/anka-sirota/dvarcraft
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anka-sirota/dvarcraft" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanka-sirota%2Fdvarcraft", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanka-sirota%2Fdvarcraft'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 64fe021331afecc141d4ec74e255ed0fdc62a3bd
[INFO] checking anka-sirota/dvarcraft against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanka-sirota%2Fdvarcraft" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anka-sirota/dvarcraft on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/anka-sirota/dvarcraft
[INFO] finished tweaking git repo https://github.com/anka-sirota/dvarcraft
[INFO] tweaked toml for git repo https://github.com/anka-sirota/dvarcraft written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/anka-sirota/dvarcraft already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/gfx-rs/gfx.git`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4475fe664c3fe6c403a5f6f0fc3204421868e7865d520e9d9de69a786cecc7c5
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[INFO] running `Command { std: "docker" "inspect" "4475fe664c3fe6c403a5f6f0fc3204421868e7865d520e9d9de69a786cecc7c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4475fe664c3fe6c403a5f6f0fc3204421868e7865d520e9d9de69a786cecc7c5", kill_on_drop: false }`
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[INFO] [stdout] f9d8898f4573cccef09ec7ee27c8d2570399f30199e7080d1b536f440664d312
[INFO] running `Command { std: "docker" "start" "-a" "f9d8898f4573cccef09ec7ee27c8d2570399f30199e7080d1b536f440664d312", kill_on_drop: false }`
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[INFO] [stderr]    Compiling khronos_api v1.0.1
[INFO] [stderr]    Compiling quote v0.3.15
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[INFO] [stderr]     Checking smallvec v0.4.4
[INFO] [stderr]     Checking draw_state v0.7.1
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[INFO] [stderr]    Compiling xml-rs v0.6.1
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[INFO] [stderr]     Checking clock_ticks v0.1.1
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[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking enum_primitive v0.1.1
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[INFO] [stderr]     Checking aho-corasick v0.6.3
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[INFO] [stderr]     Checking num-rational v0.1.40
[INFO] [stderr]     Checking rusttype v0.3.0
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]    Compiling gl_generator v0.5.5
[INFO] [stderr]     Checking sdl2 v0.30.0
[INFO] [stderr]     Checking cgmath v0.15.0
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]    Compiling gfx_gl v0.3.1
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking jpeg-decoder v0.1.13
[INFO] [stderr]     Checking image v0.18.0
[INFO] [stderr]    Compiling derivative v1.0.0
[INFO] [stderr]     Checking gfx_core v0.7.1 (https://github.com/gfx-rs/gfx.git#c54a35ea)
[INFO] [stderr]     Checking gfx v0.16.0 (https://github.com/gfx-rs/gfx.git#c54a35ea)
[INFO] [stderr]     Checking gfx_device_gl v0.14.0 (https://github.com/gfx-rs/gfx.git#c54a35ea)
[INFO] [stderr]     Checking gfx_window_sdl v0.7.0 (https://github.com/gfx-rs/gfx.git#c54a35ea)
[INFO] [stderr]     Checking dvarcraft v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `clock_ticks` is imported redundantly
[INFO] [stdout]   --> src/support/mod.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | use clock_ticks;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/dvarcraft.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern crate clock_ticks;
[INFO] [stdout]    | ------------------------- the item `clock_ticks` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `env_logger` is imported redundantly
[INFO] [stdout]  --> src/support/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use env_logger;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/dvarcraft.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate env_logger;
[INFO] [stdout]   | ------------------------ the item `env_logger` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gfx` is imported redundantly
[INFO] [stdout]  --> src/support/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use gfx;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/dvarcraft.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use] extern crate gfx;
[INFO] [stdout]   |              ----------------- the item `gfx` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gfx_core` is imported redundantly
[INFO] [stdout]  --> src/support/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use gfx_core;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/dvarcraft.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | extern crate gfx_core;
[INFO] [stdout]   | ---------------------- the item `gfx_core` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gfx_device_gl` is imported redundantly
[INFO] [stdout]   --> src/support/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use gfx_device_gl;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/dvarcraft.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | extern crate gfx_device_gl;
[INFO] [stdout]    | --------------------------- the item `gfx_device_gl` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gfx_window_sdl` is imported redundantly
[INFO] [stdout]   --> src/support/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use gfx_window_sdl;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/dvarcraft.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | extern crate gfx_window_sdl;
[INFO] [stdout]    | ---------------------------- the item `gfx_window_sdl` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sdl2` is imported redundantly
[INFO] [stdout]   --> src/support/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use sdl2;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/dvarcraft.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | extern crate sdl2;
[INFO] [stdout]    | ------------------ the item `sdl2` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `clock_ticks` is imported redundantly
[INFO] [stdout]   --> src/support/mod.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | use clock_ticks;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/dvarcraft.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern crate clock_ticks;
[INFO] [stdout]    | ------------------------- the item `clock_ticks` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `env_logger` is imported redundantly
[INFO] [stdout]  --> src/support/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use env_logger;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/dvarcraft.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate env_logger;
[INFO] [stdout]   | ------------------------ the item `env_logger` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gfx` is imported redundantly
[INFO] [stdout]  --> src/support/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use gfx;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/dvarcraft.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use] extern crate gfx;
[INFO] [stdout]   |              ----------------- the item `gfx` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gfx_core` is imported redundantly
[INFO] [stdout]  --> src/support/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use gfx_core;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/dvarcraft.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | extern crate gfx_core;
[INFO] [stdout]   | ---------------------- the item `gfx_core` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gfx_device_gl` is imported redundantly
[INFO] [stdout]   --> src/support/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use gfx_device_gl;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/dvarcraft.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | extern crate gfx_device_gl;
[INFO] [stdout]    | --------------------------- the item `gfx_device_gl` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gfx_window_sdl` is imported redundantly
[INFO] [stdout]   --> src/support/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use gfx_window_sdl;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/dvarcraft.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | extern crate gfx_window_sdl;
[INFO] [stdout]    | ---------------------------- the item `gfx_window_sdl` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sdl2` is imported redundantly
[INFO] [stdout]   --> src/support/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use sdl2;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/dvarcraft.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | extern crate sdl2;
[INFO] [stdout]    | ------------------ the item `sdl2` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/support/mod.rs:150:12
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn new(&mut B::Device, &mut GraphicsQueue<B>,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut B::Device`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/support/mod.rs:150:28
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn new(&mut B::Device, &mut GraphicsQueue<B>,
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut GraphicsQueue<B>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/support/mod.rs:151:12
[INFO] [stdout]     |
[INFO] [stdout] 151 |            shade::Backend, WindowTargets<B::Resources>) -> Self;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: shade::Backend`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/support/mod.rs:151:28
[INFO] [stdout]     |
[INFO] [stdout] 151 |            shade::Backend, WindowTargets<B::Resources>) -> Self;
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: WindowTargets<B::Resources>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/support/mod.rs:156:29
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn on_resize(&mut self, WindowTargets<B::Resources>) {}
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: WindowTargets<B::Resources>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `find_folder` is imported redundantly
[INFO] [stdout]   --> src/textures.rs:1:5
[INFO] [stdout]    |
[INFO] [stdout] 1  | use find_folder;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/dvarcraft.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | extern crate find_folder;
[INFO] [stdout]    | ------------------------- the item `find_folder` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `image` is imported redundantly
[INFO] [stdout]  --> src/textures.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use image;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/dvarcraft.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate image;
[INFO] [stdout]   | ------------------- the item `image` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gfx` is imported redundantly
[INFO] [stdout]  --> src/textures.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use gfx;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/dvarcraft.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use] extern crate gfx;
[INFO] [stdout]   |              ----------------- the item `gfx` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/support/mod.rs:150:12
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn new(&mut B::Device, &mut GraphicsQueue<B>,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut B::Device`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sdl2` is imported redundantly
[INFO] [stdout]  --> src/textures.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use sdl2;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/dvarcraft.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate sdl2;
[INFO] [stdout]   | ------------------ the item `sdl2` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/support/mod.rs:150:28
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn new(&mut B::Device, &mut GraphicsQueue<B>,
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut GraphicsQueue<B>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sdl2` is imported redundantly
[INFO] [stdout]  --> src/selection.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sdl2;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/dvarcraft.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate sdl2;
[INFO] [stdout]   | ------------------ the item `sdl2` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rand` is imported redundantly
[INFO] [stdout]  --> src/quadtree.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/dvarcraft.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate rand;
[INFO] [stdout]   | ------------------ the item `rand` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/support/mod.rs:151:12
[INFO] [stdout]     |
[INFO] [stdout] 151 |            shade::Backend, WindowTargets<B::Resources>) -> Self;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: shade::Backend`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rand` is imported redundantly
[INFO] [stdout]  --> src/miners.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/dvarcraft.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate rand;
[INFO] [stdout]   | ------------------ the item `rand` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `find_folder` is imported redundantly
[INFO] [stdout]   --> src/tiles.rs:1:5
[INFO] [stdout]    |
[INFO] [stdout] 1  | use find_folder;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/dvarcraft.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | extern crate find_folder;
[INFO] [stdout]    | ------------------------- the item `find_folder` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/support/mod.rs:151:28
[INFO] [stdout]     |
[INFO] [stdout] 151 |            shade::Backend, WindowTargets<B::Resources>) -> Self;
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: WindowTargets<B::Resources>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `image` is imported redundantly
[INFO] [stdout]  --> src/tiles.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use image;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/dvarcraft.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate image;
[INFO] [stdout]   | ------------------- the item `image` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/support/mod.rs:156:29
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn on_resize(&mut self, WindowTargets<B::Resources>) {}
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: WindowTargets<B::Resources>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rand` is imported redundantly
[INFO] [stdout]  --> src/tiles.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rand;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/dvarcraft.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate rand;
[INFO] [stdout]   | ------------------ the item `rand` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `find_folder` is imported redundantly
[INFO] [stdout]   --> src/textures.rs:1:5
[INFO] [stdout]    |
[INFO] [stdout] 1  | use find_folder;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/dvarcraft.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | extern crate find_folder;
[INFO] [stdout]    | ------------------------- the item `find_folder` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Iterator` is imported redundantly
[INFO] [stdout]   --> src/tiles.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::iter::Iterator;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Iterator` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `image` is imported redundantly
[INFO] [stdout]  --> src/textures.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use image;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/dvarcraft.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate image;
[INFO] [stdout]   | ------------------- the item `image` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gfx` is imported redundantly
[INFO] [stdout]  --> src/textures.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use gfx;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/dvarcraft.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use] extern crate gfx;
[INFO] [stdout]   |              ----------------- the item `gfx` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sdl2` is imported redundantly
[INFO] [stdout]  --> src/textures.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use sdl2;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/dvarcraft.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate sdl2;
[INFO] [stdout]   | ------------------ the item `sdl2` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sdl2` is imported redundantly
[INFO] [stdout]  --> src/selection.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sdl2;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/dvarcraft.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate sdl2;
[INFO] [stdout]   | ------------------ the item `sdl2` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rand` is imported redundantly
[INFO] [stdout]  --> src/quadtree.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/dvarcraft.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate rand;
[INFO] [stdout]   | ------------------ the item `rand` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rand` is imported redundantly
[INFO] [stdout]  --> src/miners.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/dvarcraft.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate rand;
[INFO] [stdout]   | ------------------ the item `rand` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `find_folder` is imported redundantly
[INFO] [stdout]   --> src/tiles.rs:1:5
[INFO] [stdout]    |
[INFO] [stdout] 1  | use find_folder;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/dvarcraft.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | extern crate find_folder;
[INFO] [stdout]    | ------------------------- the item `find_folder` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `image` is imported redundantly
[INFO] [stdout]  --> src/tiles.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use image;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/dvarcraft.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate image;
[INFO] [stdout]   | ------------------- the item `image` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rand` is imported redundantly
[INFO] [stdout]  --> src/tiles.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rand;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/dvarcraft.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate rand;
[INFO] [stdout]   | ------------------ the item `rand` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Iterator` is imported redundantly
[INFO] [stdout]   --> src/tiles.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::iter::Iterator;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Iterator` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `display`
[INFO] [stdout]    --> src/selection.rs:129:37
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn generate_vertices(&self, display: String) -> String {
[INFO] [stdout]     |                                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_display`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `display`
[INFO] [stdout]    --> src/selection.rs:129:37
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn generate_vertices(&self, display: String) -> String {
[INFO] [stdout]     |                                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_display`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `old_len`
[INFO] [stdout]    --> src/quadtree.rs:174:17
[INFO] [stdout]     |
[INFO] [stdout] 174 |             let old_len = self.tiles.len();
[INFO] [stdout]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `old_len`
[INFO] [stdout]    --> src/quadtree.rs:174:17
[INFO] [stdout]     |
[INFO] [stdout] 174 |             let old_len = self.tiles.len();
[INFO] [stdout]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/tiles.rs:55:52
[INFO] [stdout]    |
[INFO] [stdout] 55 |             resource_count: resource_id.map_or(0, |v| 5), // TODO roll the count,
[INFO] [stdout]    |                                                    ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/tiles.rs:55:52
[INFO] [stdout]    |
[INFO] [stdout] 55 |             resource_count: resource_id.map_or(0, |v| 5), // TODO roll the count,
[INFO] [stdout]    |                                                    ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `old_len`
[INFO] [stdout]    --> src/tiles.rs:247:17
[INFO] [stdout]     |
[INFO] [stdout] 247 |             let old_len = self.tiles.len();
[INFO] [stdout]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `old_len`
[INFO] [stdout]    --> src/tiles.rs:247:17
[INFO] [stdout]     |
[INFO] [stdout] 247 |             let old_len = self.tiles.len();
[INFO] [stdout]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/dvarcraft.rs:114:13
[INFO] [stdout]     |
[INFO] [stdout] 114 |         let mut tiles = tiles::Tiles::new_layer_from_heightmap("heightmap_64.png", 2);
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/dvarcraft.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let mut miners = miners::Miners::new(10, &tiles);
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/dvarcraft.rs:114:13
[INFO] [stdout]     |
[INFO] [stdout] 114 |         let mut tiles = tiles::Tiles::new_layer_from_heightmap("heightmap_64.png", 2);
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/dvarcraft.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let mut miners = miners::Miners::new(10, &tiles);
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `aspect_ratio` is never read
[INFO] [stdout]   --> src/support/mod.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct WindowTargets<R: gfx::Resources> {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 26 |     pub views: Vec<BackbufferView<R>>,
[INFO] [stdout] 27 |     pub aspect_ratio: f32,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `on_resize` and `on_resize_ext` are never used
[INFO] [stdout]    --> src/support/mod.rs:156:8
[INFO] [stdout]     |
[INFO] [stdout] 148 | pub trait Application<B: Backend>: Sized {
[INFO] [stdout]     |           ----------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 156 |     fn on_resize(&mut self, WindowTargets<B::Resources>) {}
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 157 |     fn on_resize_ext(&mut self, _device: &mut B::Device, targets: WindowTargets<B::Resources>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SelectionVertex` is never constructed
[INFO] [stdout]  --> src/selection.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct SelectionVertex {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `SelectionVertex` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `generate_vertices` is never used
[INFO] [stdout]    --> src/selection.rs:129:12
[INFO] [stdout]     |
[INFO] [stdout] 84  | impl Selection {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 129 |     pub fn generate_vertices(&self, display: String) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `print`, `overlaps`, and `remove` are never used
[INFO] [stdout]    --> src/quadtree.rs:31:12
[INFO] [stdout]     |
[INFO] [stdout] 26  | impl QuadTree {
[INFO] [stdout]     | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31  |     pub fn print(&self, level: usize) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92  |     fn overlaps(&self, other: &QuadTree) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 |     pub fn remove(&mut self, id: usize) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `width` and `height` are never read
[INFO] [stdout]   --> src/tiles.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub struct Tiles {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub width: usize,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 67 |     pub height: usize,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `assign_closest_selected`, `tile_at`, and `remove` are never used
[INFO] [stdout]    --> src/tiles.rs:167:12
[INFO] [stdout]     |
[INFO] [stdout] 71  | impl Tiles {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn assign_closest_selected(&mut self, pos: Vector2<f32>) -> Option<usize> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 230 |     pub fn tile_at(&mut self, position: Vector2<f32>) -> Option<&Tile> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 245 |     pub fn remove(&mut self, tile_id: Option<usize>) -> Option<usize> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stdout]   --> src/support/mod.rs:22:28
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub type BackbufferView<R: gfx::Resources> = (gfx::handle::RenderTargetView<R, ColorFormat>,
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stdout] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stdout]    |
[INFO] [stdout] 22 - pub type BackbufferView<R: gfx::Resources> = (gfx::handle::RenderTargetView<R, ColorFormat>,
[INFO] [stdout] 22 + pub type BackbufferView<R> = (gfx::handle::RenderTargetView<R, ColorFormat>,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `aspect_ratio` is never read
[INFO] [stdout]   --> src/support/mod.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct WindowTargets<R: gfx::Resources> {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 26 |     pub views: Vec<BackbufferView<R>>,
[INFO] [stdout] 27 |     pub aspect_ratio: f32,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `on_resize` and `on_resize_ext` are never used
[INFO] [stdout]    --> src/support/mod.rs:156:8
[INFO] [stdout]     |
[INFO] [stdout] 148 | pub trait Application<B: Backend>: Sized {
[INFO] [stdout]     |           ----------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 156 |     fn on_resize(&mut self, WindowTargets<B::Resources>) {}
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 157 |     fn on_resize_ext(&mut self, _device: &mut B::Device, targets: WindowTargets<B::Resources>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SelectionVertex` is never constructed
[INFO] [stdout]  --> src/selection.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct SelectionVertex {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `SelectionVertex` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `generate_vertices` is never used
[INFO] [stdout]    --> src/selection.rs:129:12
[INFO] [stdout]     |
[INFO] [stdout] 84  | impl Selection {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 129 |     pub fn generate_vertices(&self, display: String) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `print`, `overlaps`, and `remove` are never used
[INFO] [stdout]    --> src/quadtree.rs:31:12
[INFO] [stdout]     |
[INFO] [stdout] 26  | impl QuadTree {
[INFO] [stdout]     | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31  |     pub fn print(&self, level: usize) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92  |     fn overlaps(&self, other: &QuadTree) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 |     pub fn remove(&mut self, id: usize) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `width` and `height` are never read
[INFO] [stdout]   --> src/tiles.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub struct Tiles {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub width: usize,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 67 |     pub height: usize,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `assign_closest_selected`, `tile_at`, and `remove` are never used
[INFO] [stdout]    --> src/tiles.rs:167:12
[INFO] [stdout]     |
[INFO] [stdout] 71  | impl Tiles {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn assign_closest_selected(&mut self, pos: Vector2<f32>) -> Option<usize> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 230 |     pub fn tile_at(&mut self, position: Vector2<f32>) -> Option<&Tile> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 245 |     pub fn remove(&mut self, tile_id: Option<usize>) -> Option<usize> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stdout]   --> src/support/mod.rs:22:28
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub type BackbufferView<R: gfx::Resources> = (gfx::handle::RenderTargetView<R, ColorFormat>,
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stdout] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stdout]    |
[INFO] [stdout] 22 - pub type BackbufferView<R: gfx::Resources> = (gfx::handle::RenderTargetView<R, ColorFormat>,
[INFO] [stdout] 22 + pub type BackbufferView<R> = (gfx::handle::RenderTargetView<R, ColorFormat>,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 37 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 37 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.50s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.10.8
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "f9d8898f4573cccef09ec7ee27c8d2570399f30199e7080d1b536f440664d312", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9d8898f4573cccef09ec7ee27c8d2570399f30199e7080d1b536f440664d312", kill_on_drop: false }`
[INFO] [stdout] f9d8898f4573cccef09ec7ee27c8d2570399f30199e7080d1b536f440664d312
[INFO] checking anka-sirota/dvarcraft against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanka-sirota%2Fdvarcraft" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anka-sirota/dvarcraft on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/anka-sirota/dvarcraft
[INFO] finished tweaking git repo https://github.com/anka-sirota/dvarcraft
[INFO] tweaked toml for git repo https://github.com/anka-sirota/dvarcraft written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/anka-sirota/dvarcraft already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08a345f3d24548186ca488e203d002085726c3990ba578824f0723a075bf85a4
[INFO] running `Command { std: "docker" "start" "-a" "08a345f3d24548186ca488e203d002085726c3990ba578824f0723a075bf85a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08a345f3d24548186ca488e203d002085726c3990ba578824f0723a075bf85a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08a345f3d24548186ca488e203d002085726c3990ba578824f0723a075bf85a4", kill_on_drop: false }`
[INFO] [stdout] 08a345f3d24548186ca488e203d002085726c3990ba578824f0723a075bf85a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20133fe00aac6b22d320c5b7cad8c94aa889db791b14ba5b4811786366a7b505
[INFO] running `Command { std: "docker" "start" "-a" "20133fe00aac6b22d320c5b7cad8c94aa889db791b14ba5b4811786366a7b505", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.31
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]     Checking lazy_static v0.2.9
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling either v1.2.0
[INFO] [stderr]    Compiling khronos_api v1.0.1
[INFO] [stderr]    Compiling log v0.3.8
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]    Compiling sdl2-sys v0.30.0
[INFO] [stderr]     Checking smallvec v0.4.4
[INFO] [stderr]     Checking draw_state v0.7.1
[INFO] [stderr]    Compiling xml-rs v0.6.1
[INFO] [stderr]     Checking adler32 v1.0.2
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling itertools v0.5.10
[INFO] [stderr]     Checking coco v0.1.1
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]     Checking byteorder v0.4.2
[INFO] [stderr]     Checking inflate v0.3.3
[INFO] [stderr]     Checking c_vec v1.0.12
[INFO] [stderr]    Compiling syn v0.10.8
[INFO] [stderr]     Checking deflate v0.7.17
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking stb_truetype v0.2.1
[INFO] [stderr]     Checking arrayvec v0.4.6
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking linked-hash-map v0.5.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.8
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]     Checking clock_ticks v0.1.1
[INFO] [stderr]     Checking find_folder v0.3.0
[INFO] [stderr]     Checking rand v0.3.16
[INFO] [stderr]     Checking num_cpus v1.7.0
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking ordered-float v0.5.0
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking rusttype v0.3.0
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking num-rational v0.1.40
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]    Compiling gl_generator v0.5.5
[INFO] [stderr]     Checking sdl2 v0.30.0
[INFO] [stderr]     Checking cgmath v0.15.0
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]    Compiling gfx_gl v0.3.1
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.2.2/src/exec.rs:738:13
[INFO] [stdout]     |
[INFO] [stdout] 738 | /             match dfa::Fsm::reverse(
[INFO] [stdout] 739 | |                 &self.ro.dfa_reverse,
[INFO] [stdout] 740 | |                 &self.cache,
[INFO] [stdout] 741 | |                 false,
[INFO] [stdout] ...   |
[INFO] [stdout] 748 | |                 Quit => return Some(Quit),
[INFO] [stdout] 749 | |             };
[INFO] [stdout]     | |_____________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/sdl2-0.30.0/src/sdl2/render.rs:209:17
[INFO] [stdout]     |
[INFO] [stdout] 209 |                 panic!();
[INFO] [stdout]     |                 ^^^^^^^^ cannot infer type
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `regex` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sdl2` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "20133fe00aac6b22d320c5b7cad8c94aa889db791b14ba5b4811786366a7b505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20133fe00aac6b22d320c5b7cad8c94aa889db791b14ba5b4811786366a7b505", kill_on_drop: false }`
[INFO] [stdout] 20133fe00aac6b22d320c5b7cad8c94aa889db791b14ba5b4811786366a7b505