[INFO] cloning repository https://github.com/jzhang113/rust-term
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jzhang113/rust-term" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjzhang113%2Frust-term", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjzhang113%2Frust-term'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95538f03881fa32860d7bc740dc5649da103477d
[INFO] building jzhang113/rust-term/95538f03881fa32860d7bc740dc5649da103477d against master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjzhang113%2Frust-term" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jzhang113/rust-term on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jzhang113/rust-term
[INFO] finished tweaking git repo https://github.com/jzhang113/rust-term
[INFO] tweaked toml for git repo https://github.com/jzhang113/rust-term written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jzhang113/rust-term 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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5900a24dc8ffda5c4486e2001bf1a439e817e530e6003918d70c3e03e101a124
[INFO] running `Command { std: "docker" "start" "-a" "5900a24dc8ffda5c4486e2001bf1a439e817e530e6003918d70c3e03e101a124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5900a24dc8ffda5c4486e2001bf1a439e817e530e6003918d70c3e03e101a124", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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_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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "00566dd99416c05bd3d149577e6f83cb6d23312e94f7113d928c0e1347001476", kill_on_drop: false }`
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[INFO] [stderr]    Compiling rust-term v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/term/term.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | implement_vertex!(Vertex, position, tex_coords, shade_color);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `implement_vertex` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:122:13
[INFO] [stdout]     |
[INFO] [stdout] 122 |             &self.front.clear_layer(layer);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 122 |             let _ = &self.front.clear_layer(layer);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:255:9
[INFO] [stdout]     |
[INFO] [stdout] 255 | /         &self.vertices.push(Vertex {
[INFO] [stdout] 256 | |             position: [left, top],
[INFO] [stdout] 257 | |             tex_coords: [tex_left, tex_top],
[INFO] [stdout] 258 | |             shade_color: shade_color,
[INFO] [stdout] 259 | |         });
[INFO] [stdout]     | |__________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 255 |         let _ = &self.vertices.push(Vertex {
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:260:9
[INFO] [stdout]     |
[INFO] [stdout] 260 | /         &self.vertices.push(Vertex {
[INFO] [stdout] 261 | |             position: [left, bottom],
[INFO] [stdout] 262 | |             tex_coords: [tex_left, tex_bottom],
[INFO] [stdout] 263 | |             shade_color: shade_color,
[INFO] [stdout] 264 | |         });
[INFO] [stdout]     | |__________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 260 |         let _ = &self.vertices.push(Vertex {
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:265:9
[INFO] [stdout]     |
[INFO] [stdout] 265 | /         &self.vertices.push(Vertex {
[INFO] [stdout] 266 | |             position: [right, bottom],
[INFO] [stdout] 267 | |             tex_coords: [tex_right, tex_bottom],
[INFO] [stdout] 268 | |             shade_color: shade_color,
[INFO] [stdout] 269 | |         });
[INFO] [stdout]     | |__________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 265 |         let _ = &self.vertices.push(Vertex {
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:270:9
[INFO] [stdout]     |
[INFO] [stdout] 270 | /         &self.vertices.push(Vertex {
[INFO] [stdout] 271 | |             position: [right, top],
[INFO] [stdout] 272 | |             tex_coords: [tex_right, tex_top],
[INFO] [stdout] 273 | |             shade_color: shade_color,
[INFO] [stdout] 274 | |         });
[INFO] [stdout]     | |__________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 270 |         let _ = &self.vertices.push(Vertex {
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:276:9
[INFO] [stdout]     |
[INFO] [stdout] 276 |         &self.indices.push(self.count + 0);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 276 |         let _ = &self.indices.push(self.count + 0);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:277:9
[INFO] [stdout]     |
[INFO] [stdout] 277 |         &self.indices.push(self.count + 1);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 277 |         let _ = &self.indices.push(self.count + 1);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:278:9
[INFO] [stdout]     |
[INFO] [stdout] 278 |         &self.indices.push(self.count + 2);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 278 |         let _ = &self.indices.push(self.count + 2);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:279:9
[INFO] [stdout]     |
[INFO] [stdout] 279 |         &self.indices.push(self.count + 0);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 279 |         let _ = &self.indices.push(self.count + 0);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:280:9
[INFO] [stdout]     |
[INFO] [stdout] 280 |         &self.indices.push(self.count + 2);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 280 |         let _ = &self.indices.push(self.count + 2);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:281:9
[INFO] [stdout]     |
[INFO] [stdout] 281 |         &self.indices.push(self.count + 3);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 281 |         let _ = &self.indices.push(self.count + 3);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.09s
[INFO] running `Command { std: "docker" "inspect" "00566dd99416c05bd3d149577e6f83cb6d23312e94f7113d928c0e1347001476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00566dd99416c05bd3d149577e6f83cb6d23312e94f7113d928c0e1347001476", kill_on_drop: false }`
[INFO] [stdout] 00566dd99416c05bd3d149577e6f83cb6d23312e94f7113d928c0e1347001476
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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_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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 249c0e3e5152240b80d904a9f4a429bc1e1523df8d2297150389f87752446dea
[INFO] running `Command { std: "docker" "start" "-a" "249c0e3e5152240b80d904a9f4a429bc1e1523df8d2297150389f87752446dea", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-term v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/term/term.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | implement_vertex!(Vertex, position, tex_coords, shade_color);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `implement_vertex` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:122:13
[INFO] [stdout]     |
[INFO] [stdout] 122 |             &self.front.clear_layer(layer);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 122 |             let _ = &self.front.clear_layer(layer);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:255:9
[INFO] [stdout]     |
[INFO] [stdout] 255 | /         &self.vertices.push(Vertex {
[INFO] [stdout] 256 | |             position: [left, top],
[INFO] [stdout] 257 | |             tex_coords: [tex_left, tex_top],
[INFO] [stdout] 258 | |             shade_color: shade_color,
[INFO] [stdout] 259 | |         });
[INFO] [stdout]     | |__________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 255 |         let _ = &self.vertices.push(Vertex {
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:260:9
[INFO] [stdout]     |
[INFO] [stdout] 260 | /         &self.vertices.push(Vertex {
[INFO] [stdout] 261 | |             position: [left, bottom],
[INFO] [stdout] 262 | |             tex_coords: [tex_left, tex_bottom],
[INFO] [stdout] 263 | |             shade_color: shade_color,
[INFO] [stdout] 264 | |         });
[INFO] [stdout]     | |__________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 260 |         let _ = &self.vertices.push(Vertex {
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:265:9
[INFO] [stdout]     |
[INFO] [stdout] 265 | /         &self.vertices.push(Vertex {
[INFO] [stdout] 266 | |             position: [right, bottom],
[INFO] [stdout] 267 | |             tex_coords: [tex_right, tex_bottom],
[INFO] [stdout] 268 | |             shade_color: shade_color,
[INFO] [stdout] 269 | |         });
[INFO] [stdout]     | |__________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 265 |         let _ = &self.vertices.push(Vertex {
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:270:9
[INFO] [stdout]     |
[INFO] [stdout] 270 | /         &self.vertices.push(Vertex {
[INFO] [stdout] 271 | |             position: [right, top],
[INFO] [stdout] 272 | |             tex_coords: [tex_right, tex_top],
[INFO] [stdout] 273 | |             shade_color: shade_color,
[INFO] [stdout] 274 | |         });
[INFO] [stdout]     | |__________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 270 |         let _ = &self.vertices.push(Vertex {
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:276:9
[INFO] [stdout]     |
[INFO] [stdout] 276 |         &self.indices.push(self.count + 0);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 276 |         let _ = &self.indices.push(self.count + 0);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:277:9
[INFO] [stdout]     |
[INFO] [stdout] 277 |         &self.indices.push(self.count + 1);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 277 |         let _ = &self.indices.push(self.count + 1);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:278:9
[INFO] [stdout]     |
[INFO] [stdout] 278 |         &self.indices.push(self.count + 2);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 278 |         let _ = &self.indices.push(self.count + 2);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:279:9
[INFO] [stdout]     |
[INFO] [stdout] 279 |         &self.indices.push(self.count + 0);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 279 |         let _ = &self.indices.push(self.count + 0);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:280:9
[INFO] [stdout]     |
[INFO] [stdout] 280 |         &self.indices.push(self.count + 2);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 280 |         let _ = &self.indices.push(self.count + 2);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:281:9
[INFO] [stdout]     |
[INFO] [stdout] 281 |         &self.indices.push(self.count + 3);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 281 |         let _ = &self.indices.push(self.count + 3);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/term/term.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | implement_vertex!(Vertex, position, tex_coords, shade_color);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `implement_vertex` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:122:13
[INFO] [stdout]     |
[INFO] [stdout] 122 |             &self.front.clear_layer(layer);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 122 |             let _ = &self.front.clear_layer(layer);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:255:9
[INFO] [stdout]     |
[INFO] [stdout] 255 | /         &self.vertices.push(Vertex {
[INFO] [stdout] 256 | |             position: [left, top],
[INFO] [stdout] 257 | |             tex_coords: [tex_left, tex_top],
[INFO] [stdout] 258 | |             shade_color: shade_color,
[INFO] [stdout] 259 | |         });
[INFO] [stdout]     | |__________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 255 |         let _ = &self.vertices.push(Vertex {
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:260:9
[INFO] [stdout]     |
[INFO] [stdout] 260 | /         &self.vertices.push(Vertex {
[INFO] [stdout] 261 | |             position: [left, bottom],
[INFO] [stdout] 262 | |             tex_coords: [tex_left, tex_bottom],
[INFO] [stdout] 263 | |             shade_color: shade_color,
[INFO] [stdout] 264 | |         });
[INFO] [stdout]     | |__________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 260 |         let _ = &self.vertices.push(Vertex {
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:265:9
[INFO] [stdout]     |
[INFO] [stdout] 265 | /         &self.vertices.push(Vertex {
[INFO] [stdout] 266 | |             position: [right, bottom],
[INFO] [stdout] 267 | |             tex_coords: [tex_right, tex_bottom],
[INFO] [stdout] 268 | |             shade_color: shade_color,
[INFO] [stdout] 269 | |         });
[INFO] [stdout]     | |__________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 265 |         let _ = &self.vertices.push(Vertex {
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:270:9
[INFO] [stdout]     |
[INFO] [stdout] 270 | /         &self.vertices.push(Vertex {
[INFO] [stdout] 271 | |             position: [right, top],
[INFO] [stdout] 272 | |             tex_coords: [tex_right, tex_top],
[INFO] [stdout] 273 | |             shade_color: shade_color,
[INFO] [stdout] 274 | |         });
[INFO] [stdout]     | |__________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 270 |         let _ = &self.vertices.push(Vertex {
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:276:9
[INFO] [stdout]     |
[INFO] [stdout] 276 |         &self.indices.push(self.count + 0);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 276 |         let _ = &self.indices.push(self.count + 0);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:277:9
[INFO] [stdout]     |
[INFO] [stdout] 277 |         &self.indices.push(self.count + 1);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 277 |         let _ = &self.indices.push(self.count + 1);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:278:9
[INFO] [stdout]     |
[INFO] [stdout] 278 |         &self.indices.push(self.count + 2);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 278 |         let _ = &self.indices.push(self.count + 2);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:279:9
[INFO] [stdout]     |
[INFO] [stdout] 279 |         &self.indices.push(self.count + 0);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 279 |         let _ = &self.indices.push(self.count + 0);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:280:9
[INFO] [stdout]     |
[INFO] [stdout] 280 |         &self.indices.push(self.count + 2);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 280 |         let _ = &self.indices.push(self.count + 2);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/term/term.rs:281:9
[INFO] [stdout]     |
[INFO] [stdout] 281 |         &self.indices.push(self.count + 3);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 281 |         let _ = &self.indices.push(self.count + 3);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "249c0e3e5152240b80d904a9f4a429bc1e1523df8d2297150389f87752446dea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "249c0e3e5152240b80d904a9f4a429bc1e1523df8d2297150389f87752446dea", kill_on_drop: false }`
[INFO] [stdout] 249c0e3e5152240b80d904a9f4a429bc1e1523df8d2297150389f87752446dea
