[INFO] cloning repository https://github.com/ArchUsr64/tiny_chess
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ArchUsr64/tiny_chess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArchUsr64%2Ftiny_chess", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArchUsr64%2Ftiny_chess'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7167445a06d96d5eec1ce6b3a2a5c8ae11b73fca
[INFO] checking ArchUsr64/tiny_chess against master#292be5c7c05138d753bbd4b30db7a3f1a5c914f7 for pr-148271
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArchUsr64%2Ftiny_chess" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ArchUsr64/tiny_chess
[INFO] finished tweaking git repo https://github.com/ArchUsr64/tiny_chess
[INFO] tweaked toml for git repo https://github.com/ArchUsr64/tiny_chess written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ArchUsr64/tiny_chess on toolchain 292be5c7c05138d753bbd4b30db7a3f1a5c914f7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ArchUsr64/tiny_chess 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" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded chess v3.2.0
[INFO] [stderr]   Downloaded miniquad v0.4.0
[INFO] [stderr]   Downloaded macroquad v0.4.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e93f9dab3690a1f8ac6fbd24951c9eac01106218a1fc98394b71bbf28338aa4
[INFO] running `Command { std: "docker" "start" "-a" "4e93f9dab3690a1f8ac6fbd24951c9eac01106218a1fc98394b71bbf28338aa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e93f9dab3690a1f8ac6fbd24951c9eac01106218a1fc98394b71bbf28338aa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e93f9dab3690a1f8ac6fbd24951c9eac01106218a1fc98394b71bbf28338aa4", kill_on_drop: false }`
[INFO] [stdout] 4e93f9dab3690a1f8ac6fbd24951c9eac01106218a1fc98394b71bbf28338aa4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c79097392dd2fbba1d4ded3257930af864ed5512ff97e3555a2061a698ca010
[INFO] running `Command { std: "docker" "start" "-a" "4c79097392dd2fbba1d4ded3257930af864ed5512ff97e3555a2061a698ca010", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]    Compiling miniquad v0.4.0
[INFO] [stderr]     Checking ttf-parser v0.15.2
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking bumpalo v3.15.4
[INFO] [stderr]     Checking image v0.24.9
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling macroquad_macro v0.1.7
[INFO] [stderr]     Checking quad-rand v0.2.1
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking glam v0.21.3
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking fontdue v0.7.3
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking macroquad v0.4.5
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling chess v3.2.0
[INFO] [stderr]     Checking tiny_chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]   --> src/main.rs:40:16
[INFO] [stdout]    |
[INFO] [stdout] 40 |             if let Some(square) = selected_square.or(square_from_mouse(mouse_position()))
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]   --> src/main.rs:40:16
[INFO] [stdout]    |
[INFO] [stdout] 40 |             if let Some(square) = selected_square.or(square_from_mouse(mouse_position()))
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]   --> src/main.rs:41:20
[INFO] [stdout]    |
[INFO] [stdout] 41 |                 && let Some(piece) = board.piece_on(square)
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]   --> src/main.rs:42:20
[INFO] [stdout]    |
[INFO] [stdout] 42 |                 && let Some(Color::White) = board.color_on(square)
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]   --> src/main.rs:64:16
[INFO] [stdout]    |
[INFO] [stdout] 64 |             if let Some(source) = selected_square
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]   --> src/main.rs:65:20
[INFO] [stdout]    |
[INFO] [stdout] 65 |                 && let Some(dest) = square_from_mouse(mouse_position())
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]   --> src/main.rs:41:20
[INFO] [stdout]    |
[INFO] [stdout] 41 |                 && let Some(piece) = board.piece_on(square)
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]   --> src/main.rs:42:20
[INFO] [stdout]    |
[INFO] [stdout] 42 |                 && let Some(Color::White) = board.color_on(square)
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]   --> src/main.rs:64:16
[INFO] [stdout]    |
[INFO] [stdout] 64 |             if let Some(source) = selected_square
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]   --> src/main.rs:65:20
[INFO] [stdout]    |
[INFO] [stdout] 65 |                 && let Some(dest) = square_from_mouse(mouse_position())
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(let_chains)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(let_chains)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tiny_chess` (bin "tiny_chess" test) due to 5 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `tiny_chess` (bin "tiny_chess") due to 5 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "4c79097392dd2fbba1d4ded3257930af864ed5512ff97e3555a2061a698ca010", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c79097392dd2fbba1d4ded3257930af864ed5512ff97e3555a2061a698ca010", kill_on_drop: false }`
[INFO] [stdout] 4c79097392dd2fbba1d4ded3257930af864ed5512ff97e3555a2061a698ca010
