[INFO] cloning repository https://github.com/DaishoYokoyama/wasm-practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DaishoYokoyama/wasm-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaishoYokoyama%2Fwasm-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaishoYokoyama%2Fwasm-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fcf3634f7631060953aefe6aadda2ebefaf21091
[INFO] checking DaishoYokoyama/wasm-practice against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaishoYokoyama%2Fwasm-practice" "/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/DaishoYokoyama/wasm-practice on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DaishoYokoyama/wasm-practice
[INFO] finished tweaking git repo https://github.com/DaishoYokoyama/wasm-practice
[INFO] tweaked toml for git repo https://github.com/DaishoYokoyama/wasm-practice written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/DaishoYokoyama/wasm-practice 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures v0.1.30
[INFO] [stderr]   Downloaded libc v0.2.85
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d6f39b72ee32e38e108ea84437cef34bc29affac55250572cb171ddeab70044
[INFO] running `Command { std: "docker" "start" "-a" "7d6f39b72ee32e38e108ea84437cef34bc29affac55250572cb171ddeab70044", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d6f39b72ee32e38e108ea84437cef34bc29affac55250572cb171ddeab70044", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d6f39b72ee32e38e108ea84437cef34bc29affac55250572cb171ddeab70044", kill_on_drop: false }`
[INFO] [stdout] 7d6f39b72ee32e38e108ea84437cef34bc29affac55250572cb171ddeab70044
[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_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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0026009b5a70dfdb99716e84fcdbeb03513bdfe5b04dcfb4399288b71dc4962
[INFO] running `Command { std: "docker" "start" "-a" "a0026009b5a70dfdb99716e84fcdbeb03513bdfe5b04dcfb4399288b71dc4962", kill_on_drop: false }`
[INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.70
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling bumpalo v3.6.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.70
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking futures v0.1.30
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.2.50
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.70
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.70
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.70
[INFO] [stderr]     Checking js-sys v0.3.47
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking wasm-bindgen-futures v0.3.27
[INFO] [stderr]     Checking web-sys v0.3.47
[INFO] [stderr]     Checking wasm-bindgen-test v0.2.50
[INFO] [stderr]     Checking rust-webpack-template v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cells`
[INFO] [stdout]   --> src/lib.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let cells = generate_cells(COL_NUM, ROW_NUM);
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_cells`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cells`
[INFO] [stdout]   --> src/lib.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let cells = generate_cells(COL_NUM, ROW_NUM);
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_cells`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `col_num`
[INFO] [stdout]   --> src/lib.rs:63:19
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn generate_cells(col_num: u32, row_num: u32) {
[INFO] [stdout]    |                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_col_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `row_num`
[INFO] [stdout]   --> src/lib.rs:63:33
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn generate_cells(col_num: u32, row_num: u32) {
[INFO] [stdout]    |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_row_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `requestAnimationFrame` is never used
[INFO] [stdout]   --> src/lib.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn requestAnimationFrame(f: &Closure<dyn FnMut()>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `requestAnimationFrame` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn requestAnimationFrame(f: &Closure<dyn FnMut()>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `request_animation_frame`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `col_num`
[INFO] [stdout]   --> src/lib.rs:63:19
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn generate_cells(col_num: u32, row_num: u32) {
[INFO] [stdout]    |                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_col_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `row_num`
[INFO] [stdout]   --> src/lib.rs:63:33
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn generate_cells(col_num: u32, row_num: u32) {
[INFO] [stdout]    |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_row_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `requestAnimationFrame` is never used
[INFO] [stdout]   --> src/lib.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn requestAnimationFrame(f: &Closure<dyn FnMut()>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `requestAnimationFrame` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn requestAnimationFrame(f: &Closure<dyn FnMut()>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `request_animation_frame`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.12s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.70
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "a0026009b5a70dfdb99716e84fcdbeb03513bdfe5b04dcfb4399288b71dc4962", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0026009b5a70dfdb99716e84fcdbeb03513bdfe5b04dcfb4399288b71dc4962", kill_on_drop: false }`
[INFO] [stdout] a0026009b5a70dfdb99716e84fcdbeb03513bdfe5b04dcfb4399288b71dc4962
[INFO] checking DaishoYokoyama/wasm-practice against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaishoYokoyama%2Fwasm-practice" "/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/DaishoYokoyama/wasm-practice on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DaishoYokoyama/wasm-practice
[INFO] finished tweaking git repo https://github.com/DaishoYokoyama/wasm-practice
[INFO] tweaked toml for git repo https://github.com/DaishoYokoyama/wasm-practice written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/DaishoYokoyama/wasm-practice 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99ce9226e226f9d3939cb38e67e83e315bb574eb8343392bf967a9be3946045e
[INFO] running `Command { std: "docker" "start" "-a" "99ce9226e226f9d3939cb38e67e83e315bb574eb8343392bf967a9be3946045e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99ce9226e226f9d3939cb38e67e83e315bb574eb8343392bf967a9be3946045e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99ce9226e226f9d3939cb38e67e83e315bb574eb8343392bf967a9be3946045e", kill_on_drop: false }`
[INFO] [stdout] 99ce9226e226f9d3939cb38e67e83e315bb574eb8343392bf967a9be3946045e
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6778f97ded88e2e65e985f2933e7923c5ad0b7c65b6b0a0033a274208e6cea7f
[INFO] running `Command { std: "docker" "start" "-a" "6778f97ded88e2e65e985f2933e7923c5ad0b7c65b6b0a0033a274208e6cea7f", kill_on_drop: false }`
[INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.70
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling bumpalo v3.6.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.70
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking futures v0.1.30
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.2.50
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.70
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.70
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.70
[INFO] [stderr]     Checking js-sys v0.3.47
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking web-sys v0.3.47
[INFO] [stderr]     Checking wasm-bindgen-futures v0.3.27
[INFO] [stderr]     Checking wasm-bindgen-test v0.2.50
[INFO] [stderr]     Checking rust-webpack-template v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cells`
[INFO] [stdout]   --> src/lib.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let cells = generate_cells(COL_NUM, ROW_NUM);
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_cells`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cells`
[INFO] [stdout]   --> src/lib.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let cells = generate_cells(COL_NUM, ROW_NUM);
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_cells`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `col_num`
[INFO] [stdout]   --> src/lib.rs:63:19
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn generate_cells(col_num: u32, row_num: u32) {
[INFO] [stdout]    |                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_col_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `row_num`
[INFO] [stdout]   --> src/lib.rs:63:33
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn generate_cells(col_num: u32, row_num: u32) {
[INFO] [stdout]    |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_row_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `requestAnimationFrame` is never used
[INFO] [stdout]   --> src/lib.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn requestAnimationFrame(f: &Closure<dyn FnMut()>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `col_num`
[INFO] [stdout]   --> src/lib.rs:63:19
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn generate_cells(col_num: u32, row_num: u32) {
[INFO] [stdout]    |                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_col_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `requestAnimationFrame` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn requestAnimationFrame(f: &Closure<dyn FnMut()>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `request_animation_frame`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `row_num`
[INFO] [stdout]   --> src/lib.rs:63:33
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn generate_cells(col_num: u32, row_num: u32) {
[INFO] [stdout]    |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_row_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `requestAnimationFrame` is never used
[INFO] [stdout]   --> src/lib.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn requestAnimationFrame(f: &Closure<dyn FnMut()>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `requestAnimationFrame` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn requestAnimationFrame(f: &Closure<dyn FnMut()>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `request_animation_frame`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.95s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.70
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "6778f97ded88e2e65e985f2933e7923c5ad0b7c65b6b0a0033a274208e6cea7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6778f97ded88e2e65e985f2933e7923c5ad0b7c65b6b0a0033a274208e6cea7f", kill_on_drop: false }`
[INFO] [stdout] 6778f97ded88e2e65e985f2933e7923c5ad0b7c65b6b0a0033a274208e6cea7f