[INFO] cloning repository https://github.com/omar-abdelgawad/gtk4rs-xp-chess
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/omar-abdelgawad/gtk4rs-xp-chess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomar-abdelgawad%2Fgtk4rs-xp-chess", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomar-abdelgawad%2Fgtk4rs-xp-chess'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f870452a2029f895f307daca340963896c223fbb
[INFO] testing omar-abdelgawad/gtk4rs-xp-chess against beta-2025-10-28 for beta-1.92-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomar-abdelgawad%2Fgtk4rs-xp-chess" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/omar-abdelgawad/gtk4rs-xp-chess
[INFO] finished tweaking git repo https://github.com/omar-abdelgawad/gtk4rs-xp-chess
[INFO] tweaked toml for git repo https://github.com/omar-abdelgawad/gtk4rs-xp-chess written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/omar-abdelgawad/gtk4rs-xp-chess on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/omar-abdelgawad/gtk4rs-xp-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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2c4f796cb7f5a053cbe061d7383401d57fae33bb8a0f6b18379d45d0a384f52
[INFO] running `Command { std: "docker" "start" "-a" "b2c4f796cb7f5a053cbe061d7383401d57fae33bb8a0f6b18379d45d0a384f52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2c4f796cb7f5a053cbe061d7383401d57fae33bb8a0f6b18379d45d0a384f52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2c4f796cb7f5a053cbe061d7383401d57fae33bb8a0f6b18379d45d0a384f52", kill_on_drop: false }`
[INFO] [stdout] b2c4f796cb7f5a053cbe061d7383401d57fae33bb8a0f6b18379d45d0a384f52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ccc48deb677417cff18a7761ee01bb7b5d5b67ca4d21be0650d1deaae45e8a3
[INFO] running `Command { std: "docker" "start" "-a" "8ccc48deb677417cff18a7761ee01bb7b5d5b67ca4d21be0650d1deaae45e8a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling winnow v0.7.2
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling version-compare v0.2.0
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling bitflags v2.8.0
[INFO] [stderr]    Compiling semver v1.0.25
[INFO] [stderr]    Compiling gio v0.20.7
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling cfg-expr v0.17.2
[INFO] [stderr]    Compiling field-offset v0.3.6
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling toml_edit v0.22.24
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling toml v0.8.20
[INFO] [stderr]    Compiling proc-macro-crate v3.2.0
[INFO] [stderr]    Compiling glib-macros v0.20.7
[INFO] [stderr]    Compiling gtk4-macros v0.9.5
[INFO] [stderr]    Compiling system-deps v7.0.3
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling glib-sys v0.20.7
[INFO] [stderr]    Compiling gobject-sys v0.20.7
[INFO] [stderr]    Compiling gio-sys v0.20.8
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.20.7
[INFO] [stderr]    Compiling pango-sys v0.20.7
[INFO] [stderr]    Compiling cairo-sys-rs v0.20.7
[INFO] [stderr]    Compiling gdk4-sys v0.9.5
[INFO] [stderr]    Compiling graphene-sys v0.20.7
[INFO] [stderr]    Compiling gsk4-sys v0.9.5
[INFO] [stderr]    Compiling gtk4-sys v0.9.5
[INFO] [stderr]    Compiling glib v0.20.7
[INFO] [stderr]    Compiling cairo-rs v0.20.7
[INFO] [stderr]    Compiling graphene-rs v0.20.7
[INFO] [stderr]    Compiling gdk-pixbuf v0.20.7
[INFO] [stderr]    Compiling pango v0.20.7
[INFO] [stderr]    Compiling gdk4 v0.9.5
[INFO] [stderr]    Compiling gsk4 v0.9.5
[INFO] [stderr]    Compiling gtk4 v0.9.5
[INFO] [stderr]    Compiling xp-chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] running `Command { std: "docker" "inspect" "8ccc48deb677417cff18a7761ee01bb7b5d5b67ca4d21be0650d1deaae45e8a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ccc48deb677417cff18a7761ee01bb7b5d5b67ca4d21be0650d1deaae45e8a3", kill_on_drop: false }`
[INFO] [stdout] 8ccc48deb677417cff18a7761ee01bb7b5d5b67ca4d21be0650d1deaae45e8a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a868520d5a3f060cbfa311440f40efea052d2690c4bef3f08d8b55b7940349f
[INFO] running `Command { std: "docker" "start" "-a" "0a868520d5a3f060cbfa311440f40efea052d2690c4bef3f08d8b55b7940349f", kill_on_drop: false }`
[INFO] [stderr]    Compiling xp-chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0616]: field `board` of struct `Board` is private
[INFO] [stdout]   --> examples/cli_interface.rs:26:29
[INFO] [stdout]    |
[INFO] [stdout] 26 |     for (i, piece) in board.board.iter().enumerate() {
[INFO] [stdout]    |                             ^^^^^ private field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `Board` in the current scope
[INFO] [stdout]   --> examples/cli_interface.rs:51:28
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let mut board = Board::new();
[INFO] [stdout]    |                            ^^^ function or associated item not found in `Board`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `ne` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/cmp.rs:264:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0616]: field `board` of struct `Board` is private
[INFO] [stdout]   --> examples/cli_interface.rs:63:29
[INFO] [stdout]    |
[INFO] [stdout] 63 |     for (i, piece) in board.board.iter().enumerate() {
[INFO] [stdout]    |                             ^^^^^ private field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0616.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xp-chess` (example "cli_interface") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0a868520d5a3f060cbfa311440f40efea052d2690c4bef3f08d8b55b7940349f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a868520d5a3f060cbfa311440f40efea052d2690c4bef3f08d8b55b7940349f", kill_on_drop: false }`
[INFO] [stdout] 0a868520d5a3f060cbfa311440f40efea052d2690c4bef3f08d8b55b7940349f