[INFO] updating cached repository https://github.com/hv7214/Snust [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] db56e5fc4e0de8d287db6bc4dd7ac11a72ad6e98 [INFO] testing hv7214/Snust against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhv7214%2FSnust" "/workspace/builds/worker-7/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hv7214/Snust on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/hv7214/Snust [INFO] finished tweaking git repo https://github.com/hv7214/Snust [INFO] tweaked toml for git repo https://github.com/hv7214/Snust written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/hv7214/Snust already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other binary targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a binary target: [INFO] [stderr] [INFO] [stderr] * /workspace/builds/worker-7/source/src/main.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autobins = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] warning: path `/workspace/builds/worker-7/source/src/main.rs` was erroneously implicitly accepted for binary `Snust`, [INFO] [stderr] please set bin.path in Cargo.toml [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stdout] e06652a262a77c021bf9a9e53986b0d6337f369b5b6c78a0e7eed89ed66cb73b [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "e06652a262a77c021bf9a9e53986b0d6337f369b5b6c78a0e7eed89ed66cb73b"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other binary targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a binary target: [INFO] [stderr] [INFO] [stderr] * /opt/rustwide/workdir/src/main.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autobins = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] warning: path `/opt/rustwide/workdir/src/main.rs` was erroneously implicitly accepted for binary `Snust`, [INFO] [stderr] please set bin.path in Cargo.toml [INFO] [stderr] Compiling syn v0.15.29 [INFO] [stderr] Compiling xml-rs v0.7.0 [INFO] [stderr] Compiling libloading v0.5.0 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling memmap v0.6.2 [INFO] [stderr] Compiling num_cpus v1.10.0 [INFO] [stderr] Compiling x11-dl v2.18.3 [INFO] [stderr] Compiling shared_library v0.1.9 [INFO] [stderr] Compiling ordered-float v0.5.2 [INFO] [stderr] Compiling deflate v0.7.19 [INFO] [stderr] Compiling stb_truetype v0.2.6 [INFO] [stderr] Compiling tempfile v3.0.7 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling osmesa-sys v0.1.2 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling crossbeam-deque v0.2.0 [INFO] [stderr] Compiling rusttype v0.4.3 [INFO] [stderr] Compiling png v0.11.0 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling dlib v0.4.1 [INFO] [stderr] Compiling wayland-sys v0.12.5 [INFO] [stderr] Compiling wayland-scanner v0.12.5 [INFO] [stderr] Compiling gl_generator v0.9.0 [INFO] [stderr] Compiling gl_generator v0.8.0 [INFO] [stderr] Compiling piston2d-graphics v0.26.0 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Compiling wayland-client v0.12.5 [INFO] [stderr] Compiling wayland-protocols v0.12.5 [INFO] [stderr] Compiling gl v0.10.0 [INFO] [stderr] Compiling glutin v0.12.2 [INFO] [stderr] Compiling wayland-kbd v0.13.1 [INFO] [stderr] Compiling serde_derive v1.0.89 [INFO] [stderr] Compiling jpeg-decoder v0.1.15 [INFO] [stderr] Compiling image v0.18.0 [INFO] [stderr] Compiling wayland-window v0.13.3 [INFO] [stderr] Compiling winit v0.10.0 [INFO] [stderr] Compiling piston2d-opengl_graphics v0.52.1 [INFO] [stderr] Compiling pistoncore-input v0.20.0 [INFO] [stderr] Compiling pistoncore-window v0.31.0 [INFO] [stderr] Compiling pistoncore-event_loop v0.36.0 [INFO] [stderr] Compiling pistoncore-glutin_window v0.45.3 [INFO] [stderr] Compiling piston v0.36.0 [INFO] [stderr] Compiling snust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: the item `graphics` is imported redundantly [INFO] [stderr] --> src/main.rs:32:13 [INFO] [stderr] | [INFO] [stderr] 4 | extern crate graphics; [INFO] [stderr] | ---------------------- the item `graphics` is already imported here [INFO] [stderr] ... [INFO] [stderr] 32 | use graphics; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: type `Snake_Piece` should have an upper camel case name [INFO] [stderr] --> src/main.rs:101:12 [INFO] [stderr] | [INFO] [stderr] 101 | pub struct Snake_Piece(u32, u32); [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to upper camel case: `SnakePiece` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the item `graphics` is imported redundantly [INFO] [stderr] --> src/main.rs:105:13 [INFO] [stderr] | [INFO] [stderr] 4 | extern crate graphics; [INFO] [stderr] | ---------------------- the item `graphics` is already imported here [INFO] [stderr] ... [INFO] [stderr] 105 | use graphics; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `graphics` is imported redundantly [INFO] [stderr] --> src/main.rs:179:13 [INFO] [stderr] | [INFO] [stderr] 4 | extern crate graphics; [INFO] [stderr] | ---------------------- the item `graphics` is already imported here [INFO] [stderr] ... [INFO] [stderr] 179 | use graphics; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/main.rs:36:40 [INFO] [stderr] | [INFO] [stderr] 36 | self.gl.draw(args.viewport(), |c, gl| { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> src/main.rs:44:26 [INFO] [stderr] | [INFO] [stderr] 44 | fn update(&mut self, args: &UpdateArgs) -> bool { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stderr] [INFO] [stderr] warning: crate `Snust` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `snust` [INFO] [stderr] [INFO] [stderr] warning: variable `WIDTH` should have a snake case name [INFO] [stderr] --> src/main.rs:204:9 [INFO] [stderr] | [INFO] [stderr] 204 | let WIDTH = COLS * SQUARE_WIDTH; [INFO] [stderr] | ^^^^^ help: convert the identifier to snake case: `width` [INFO] [stderr] [INFO] [stderr] warning: variable `HEIGHT` should have a snake case name [INFO] [stderr] --> src/main.rs:205:9 [INFO] [stderr] | [INFO] [stderr] 205 | let HEIGHT = ROWS * SQUARE_WIDTH; [INFO] [stderr] | ^^^^^^ help: convert the identifier to snake case: `height` [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 32s [INFO] running `"docker" "inspect" "e06652a262a77c021bf9a9e53986b0d6337f369b5b6c78a0e7eed89ed66cb73b"` [INFO] running `"docker" "rm" "-f" "e06652a262a77c021bf9a9e53986b0d6337f369b5b6c78a0e7eed89ed66cb73b"` [INFO] [stdout] e06652a262a77c021bf9a9e53986b0d6337f369b5b6c78a0e7eed89ed66cb73b [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stdout] 06c51d370fb487edc583fdb1f6e2fb31a2281e1906af34b04cff16c64827d280 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "06c51d370fb487edc583fdb1f6e2fb31a2281e1906af34b04cff16c64827d280"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other binary targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a binary target: [INFO] [stderr] [INFO] [stderr] * /opt/rustwide/workdir/src/main.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autobins = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] warning: path `/opt/rustwide/workdir/src/main.rs` was erroneously implicitly accepted for binary `Snust`, [INFO] [stderr] please set bin.path in Cargo.toml [INFO] [stderr] Compiling snust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: the item `graphics` is imported redundantly [INFO] [stderr] --> src/main.rs:32:13 [INFO] [stderr] | [INFO] [stderr] 4 | extern crate graphics; [INFO] [stderr] | ---------------------- the item `graphics` is already imported here [INFO] [stderr] ... [INFO] [stderr] 32 | use graphics; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: type `Snake_Piece` should have an upper camel case name [INFO] [stderr] --> src/main.rs:101:12 [INFO] [stderr] | [INFO] [stderr] 101 | pub struct Snake_Piece(u32, u32); [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to upper camel case: `SnakePiece` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the item `graphics` is imported redundantly [INFO] [stderr] --> src/main.rs:105:13 [INFO] [stderr] | [INFO] [stderr] 4 | extern crate graphics; [INFO] [stderr] | ---------------------- the item `graphics` is already imported here [INFO] [stderr] ... [INFO] [stderr] 105 | use graphics; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `graphics` is imported redundantly [INFO] [stderr] --> src/main.rs:179:13 [INFO] [stderr] | [INFO] [stderr] 4 | extern crate graphics; [INFO] [stderr] | ---------------------- the item `graphics` is already imported here [INFO] [stderr] ... [INFO] [stderr] 179 | use graphics; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/main.rs:36:40 [INFO] [stderr] | [INFO] [stderr] 36 | self.gl.draw(args.viewport(), |c, gl| { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> src/main.rs:44:26 [INFO] [stderr] | [INFO] [stderr] 44 | fn update(&mut self, args: &UpdateArgs) -> bool { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stderr] [INFO] [stderr] warning: crate `Snust` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `snust` [INFO] [stderr] [INFO] [stderr] warning: variable `WIDTH` should have a snake case name [INFO] [stderr] --> src/main.rs:204:9 [INFO] [stderr] | [INFO] [stderr] 204 | let WIDTH = COLS * SQUARE_WIDTH; [INFO] [stderr] | ^^^^^ help: convert the identifier to snake case: `width` [INFO] [stderr] [INFO] [stderr] warning: variable `HEIGHT` should have a snake case name [INFO] [stderr] --> src/main.rs:205:9 [INFO] [stderr] | [INFO] [stderr] 205 | let HEIGHT = ROWS * SQUARE_WIDTH; [INFO] [stderr] | ^^^^^^ help: convert the identifier to snake case: `height` [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.82s [INFO] running `"docker" "inspect" "06c51d370fb487edc583fdb1f6e2fb31a2281e1906af34b04cff16c64827d280"` [INFO] running `"docker" "rm" "-f" "06c51d370fb487edc583fdb1f6e2fb31a2281e1906af34b04cff16c64827d280"` [INFO] [stdout] 06c51d370fb487edc583fdb1f6e2fb31a2281e1906af34b04cff16c64827d280 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e1c1c4e009bd5a8436ce0523e6733834cac18d8384aae135627ac9c043883443 [INFO] running `"docker" "start" "-a" "e1c1c4e009bd5a8436ce0523e6733834cac18d8384aae135627ac9c043883443"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other binary targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a binary target: [INFO] [stderr] [INFO] [stderr] * /opt/rustwide/workdir/src/main.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autobins = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] warning: path `/opt/rustwide/workdir/src/main.rs` was erroneously implicitly accepted for binary `Snust`, [INFO] [stderr] please set bin.path in Cargo.toml [INFO] [stderr] warning: the item `graphics` is imported redundantly [INFO] [stderr] --> src/main.rs:32:13 [INFO] [stderr] | [INFO] [stderr] 4 | extern crate graphics; [INFO] [stderr] | ---------------------- the item `graphics` is already imported here [INFO] [stderr] ... [INFO] [stderr] 32 | use graphics; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: type `Snake_Piece` should have an upper camel case name [INFO] [stderr] --> src/main.rs:101:12 [INFO] [stderr] | [INFO] [stderr] 101 | pub struct Snake_Piece(u32, u32); [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to upper camel case: `SnakePiece` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the item `graphics` is imported redundantly [INFO] [stderr] --> src/main.rs:105:13 [INFO] [stderr] | [INFO] [stderr] 4 | extern crate graphics; [INFO] [stderr] | ---------------------- the item `graphics` is already imported here [INFO] [stderr] ... [INFO] [stderr] 105 | use graphics; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `graphics` is imported redundantly [INFO] [stderr] --> src/main.rs:179:13 [INFO] [stderr] | [INFO] [stderr] 4 | extern crate graphics; [INFO] [stderr] | ---------------------- the item `graphics` is already imported here [INFO] [stderr] ... [INFO] [stderr] 179 | use graphics; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/main.rs:36:40 [INFO] [stderr] | [INFO] [stderr] 36 | self.gl.draw(args.viewport(), |c, gl| { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> src/main.rs:44:26 [INFO] [stderr] | [INFO] [stderr] 44 | fn update(&mut self, args: &UpdateArgs) -> bool { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stderr] [INFO] [stderr] warning: crate `Snust` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `snust` [INFO] [stderr] [INFO] [stderr] warning: variable `WIDTH` should have a snake case name [INFO] [stderr] --> src/main.rs:204:9 [INFO] [stderr] | [INFO] [stderr] 204 | let WIDTH = COLS * SQUARE_WIDTH; [INFO] [stderr] | ^^^^^ help: convert the identifier to snake case: `width` [INFO] [stderr] [INFO] [stderr] warning: variable `HEIGHT` should have a snake case name [INFO] [stderr] --> src/main.rs:205:9 [INFO] [stderr] | [INFO] [stderr] 205 | let HEIGHT = ROWS * SQUARE_WIDTH; [INFO] [stderr] | ^^^^^^ help: convert the identifier to snake case: `height` [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.16s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/Snust-f84781ad245b5e2c [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "e1c1c4e009bd5a8436ce0523e6733834cac18d8384aae135627ac9c043883443"` [INFO] running `"docker" "rm" "-f" "e1c1c4e009bd5a8436ce0523e6733834cac18d8384aae135627ac9c043883443"` [INFO] [stdout] e1c1c4e009bd5a8436ce0523e6733834cac18d8384aae135627ac9c043883443