[INFO] cloning repository https://github.com/nilinswap/snake_wasm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nilinswap/snake_wasm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilinswap%2Fsnake_wasm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilinswap%2Fsnake_wasm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7ee20489bf136ccf08c3f63acc193dac00806a62
[INFO] checking nilinswap/snake_wasm against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilinswap%2Fsnake_wasm" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nilinswap/snake_wasm on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nilinswap/snake_wasm
[INFO] finished tweaking git repo https://github.com/nilinswap/snake_wasm
[INFO] tweaked toml for git repo https://github.com/nilinswap/snake_wasm written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/nilinswap/snake_wasm 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.34
[INFO] [stderr]   Downloaded wasm-bindgen-webidl v0.2.28
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.34
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.34
[INFO] [stderr]   Downloaded weedle v0.8.0
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.3.11
[INFO] [stderr]   Downloaded wasm-bindgen-test-macro v0.2.34
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.34
[INFO] [stderr]   Downloaded wasm-bindgen-test v0.2.34
[INFO] [stderr]   Downloaded js-sys v0.3.11
[INFO] [stderr]   Downloaded console_error_panic_hook v0.1.5
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.34
[INFO] [stderr]   Downloaded web-sys v0.3.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa7bd8c1b64876e38dac2ab73a122d56e8a1833acc8cbe4834196f9f4d712a2d
[INFO] running `Command { std: "docker" "start" "-a" "fa7bd8c1b64876e38dac2ab73a122d56e8a1833acc8cbe4834196f9f4d712a2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa7bd8c1b64876e38dac2ab73a122d56e8a1833acc8cbe4834196f9f4d712a2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa7bd8c1b64876e38dac2ab73a122d56e8a1833acc8cbe4834196f9f4d712a2d", kill_on_drop: false }`
[INFO] [stdout] fa7bd8c1b64876e38dac2ab73a122d56e8a1833acc8cbe4834196f9f4d712a2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fd242589c38ca00cc431820e8e550eafaf951fe73039c0a7ce7b9c0907dbda2
[INFO] running `Command { std: "docker" "start" "-a" "9fd242589c38ca00cc431820e8e550eafaf951fe73039c0a7ce7b9c0907dbda2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.34
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling wasm-bindgen v0.2.34
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling sourcefile v0.1.4
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling object v0.26.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.2.34
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling weedle v0.8.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling addr2line v0.16.0
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.34
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.34
[INFO] [stderr]    Compiling wasm-bindgen-webidl v0.2.28
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.34
[INFO] [stderr]    Compiling web-sys v0.3.11
[INFO] [stderr]     Checking js-sys v0.3.11
[INFO] [stderr]     Checking console_error_panic_hook v0.1.5
[INFO] [stderr]     Checking wasm-bindgen-futures v0.3.11
[INFO] [stderr]     Checking wasm-bindgen-test v0.2.34
[INFO] [stderr]     Checking snake-wasm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::console_error_panic_hook::set_once as set_panic_hook`
[INFO] [stdout]   --> src/utils.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 |         pub use self::console_error_panic_hook::set_once as set_panic_hook;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `log`
[INFO] [stdout]  --> src/snake.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 | macro_rules! log {
[INFO] [stdout]   |              ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::console_error_panic_hook::set_once as set_panic_hook`
[INFO] [stdout]   --> src/utils.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 |         pub use self::console_error_panic_hook::set_once as set_panic_hook;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `log`
[INFO] [stdout]  --> src/snake.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 | macro_rules! log {
[INFO] [stdout]   |              ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `snaKe` should have a snake case name
[INFO] [stdout]   --> src/board.rs:63:21
[INFO] [stdout]    |
[INFO] [stdout] 63 |                 let snaKe = snake::Snake::new();
[INFO] [stdout]    |                     ^^^^^ help: convert the identifier to snake case: `sna_ke`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `snaKe` should have a snake case name
[INFO] [stdout]   --> src/board.rs:63:21
[INFO] [stdout]    |
[INFO] [stdout] 63 |                 let snaKe = snake::Snake::new();
[INFO] [stdout]    |                     ^^^^^ help: convert the identifier to snake case: `sna_ke`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` 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 22.90s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3, wasm-bindgen v0.2.34
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "9fd242589c38ca00cc431820e8e550eafaf951fe73039c0a7ce7b9c0907dbda2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fd242589c38ca00cc431820e8e550eafaf951fe73039c0a7ce7b9c0907dbda2", kill_on_drop: false }`
[INFO] [stdout] 9fd242589c38ca00cc431820e8e550eafaf951fe73039c0a7ce7b9c0907dbda2