[INFO] cloning repository https://github.com/Mengsen-W/game_of_life_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mengsen-W/game_of_life_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMengsen-W%2Fgame_of_life_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMengsen-W%2Fgame_of_life_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8aa520ccea492371c7aa724da28334ada15d177e
[INFO] checking Mengsen-W/game_of_life_rs/8aa520ccea492371c7aa724da28334ada15d177e against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMengsen-W%2Fgame_of_life_rs" "/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/Mengsen-W/game_of_life_rs on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Mengsen-W/game_of_life_rs
[INFO] finished tweaking git repo https://github.com/Mengsen-W/game_of_life_rs
[INFO] tweaked toml for git repo https://github.com/Mengsen-W/game_of_life_rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Mengsen-W/game_of_life_rs 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a3400d4caaacd62e8c6d34ded88172327f3ce4a83b3335524a71f3748069dd9
[INFO] running `Command { std: "docker" "start" "-a" "1a3400d4caaacd62e8c6d34ded88172327f3ce4a83b3335524a71f3748069dd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a3400d4caaacd62e8c6d34ded88172327f3ce4a83b3335524a71f3748069dd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a3400d4caaacd62e8c6d34ded88172327f3ce4a83b3335524a71f3748069dd9", kill_on_drop: false }`
[INFO] [stdout] 1a3400d4caaacd62e8c6d34ded88172327f3ce4a83b3335524a71f3748069dd9
[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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e08a911cae89edc0e99a7374227d91058a6113738c767db1970d63913b0976f
[INFO] running `Command { std: "docker" "start" "-a" "7e08a911cae89edc0e99a7374227d91058a6113738c767db1970d63913b0976f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.78
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling bumpalo v3.8.0
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling wasm-bindgen v0.2.78
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling anyhow v1.0.45
[INFO] [stderr]    Compiling boolinator v2.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking scoped-tls-hkt v0.1.2
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.78
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling yew-macro v0.18.0 (https://github.com/yewstack/yew/#8fd61008)
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.78
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.78
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking lexicon v0.1.2
[INFO] [stderr]     Checking js-sys v0.3.55
[INFO] [stderr]     Checking console_error_panic_hook v0.1.7
[INFO] [stderr]     Checking web-sys v0.3.55
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.28
[INFO] [stderr]     Checking gloo-events v0.1.1
[INFO] [stderr]     Checking gloo-timers v0.2.1
[INFO] [stderr]     Checking gloo-render v0.1.0
[INFO] [stderr]     Checking gloo-storage v0.1.0
[INFO] [stderr]     Checking gloo-console v0.1.0
[INFO] [stderr]     Checking gloo-dialogs v0.1.0
[INFO] [stderr]     Checking wasm-logger v0.2.0
[INFO] [stderr]     Checking gloo-file v0.1.0
[INFO] [stderr]     Checking gloo v0.3.0
[INFO] [stderr]     Checking yew v0.18.0 (https://github.com/yewstack/yew/#8fd61008)
[INFO] [stderr]     Checking yew-app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `error` and `warn`
[INFO] [stdout]  --> src/components/board.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use log::{error, info, warn};
[INFO] [stdout]   |           ^^^^^        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error` and `warn`
[INFO] [stdout]  --> src/main.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | use log::{error, info, warn};
[INFO] [stdout]   |           ^^^^^        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error` and `warn`
[INFO] [stdout]  --> src/components/board.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use log::{error, info, warn};
[INFO] [stdout]   |           ^^^^^        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error` and `warn`
[INFO] [stdout]  --> src/main.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | use log::{error, info, warn};
[INFO] [stdout]   |           ^^^^^        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_cell_dead` is never used
[INFO] [stdout]   --> src/life/mod.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn make_cell_dead(cells: &CellSet, cell: Cell) -> CellSet {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_cell_dead` is never used
[INFO] [stdout]   --> src/life/mod.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn make_cell_dead(cells: &CellSet, cell: Cell) -> CellSet {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.09s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.78
[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" "7e08a911cae89edc0e99a7374227d91058a6113738c767db1970d63913b0976f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e08a911cae89edc0e99a7374227d91058a6113738c767db1970d63913b0976f", kill_on_drop: false }`
[INFO] [stdout] 7e08a911cae89edc0e99a7374227d91058a6113738c767db1970d63913b0976f