[INFO] cloning repository https://github.com/niooii/connect-4-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/niooii/connect-4-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fniooii%2Fconnect-4-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fniooii%2Fconnect-4-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dac6b83a7b536ce7d79d7b076445c81293a72b78
[INFO] testing niooii/connect-4-rs against beta-2025-09-21 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fniooii%2Fconnect-4-rs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/niooii/connect-4-rs
[INFO] finished tweaking git repo https://github.com/niooii/connect-4-rs
[INFO] tweaked toml for git repo https://github.com/niooii/connect-4-rs written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/niooii/connect-4-rs on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/niooii/connect-4-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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69de9c43c3257c6ffb4dc21b789ad362ec7faf0873e65f4de7f9834659a6b173
[INFO] running `Command { std: "docker" "start" "-a" "69de9c43c3257c6ffb4dc21b789ad362ec7faf0873e65f4de7f9834659a6b173", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69de9c43c3257c6ffb4dc21b789ad362ec7faf0873e65f4de7f9834659a6b173", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69de9c43c3257c6ffb4dc21b789ad362ec7faf0873e65f4de7f9834659a6b173", kill_on_drop: false }`
[INFO] [stdout] 69de9c43c3257c6ffb4dc21b789ad362ec7faf0873e65f4de7f9834659a6b173
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f917c7cd9d1a6c9c604e962d7264145dec82627c4dbba3c06cf8671c1b953295
[INFO] running `Command { std: "docker" "start" "-a" "f917c7cd9d1a6c9c604e962d7264145dec82627c4dbba3c06cf8671c1b953295", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling allocator-api2 v0.2.16
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling indoc v2.0.5
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling grid_2d v0.1.0 (/opt/rustwide/workdir/grid_2d)
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling server v0.1.0 (/opt/rustwide/workdir/server)
[INFO] [stdout] warning: field `w` is never read
[INFO] [stdout]   --> grid_2d/src/lib.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Grid<T> {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 31 |     w: usize,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling connect_n v0.1.0 (/opt/rustwide/workdir/connect_n)
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stdout] warning: unused import: `PieceOrientation`
[INFO] [stdout]  --> connect_n/src/game.rs:4:66
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{game_options::GameOptions, game_result::{GameResult, PieceOrientation, ALL_ORIENTATIONS}, move_result::MoveResult, player::{P...
[INFO] [stdout]   |                                                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> connect_n/src/game.rs:78:54
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn get_column_state(&self, column_idx: usize) -> ColumnState {
[INFO] [stdout]    |        ----------------                              ^^^^^^^^^^^ expected `ColumnState`, found `()`
[INFO] [stdout]    |        |
[INFO] [stdout]    |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0621]: explicit lifetime required in the type of `player`
[INFO] [stdout]   --> connect_n/src/game.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |             self.board.set(&Coord::new(column_idx, row), player);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ lifetime `'a` required
[INFO] [stdout]    |
[INFO] [stdout] help: add explicit lifetime `'a` to the type of `player`
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn make_move(&mut self, player: &'a Player, column_idx: usize) -> MoveResult {
[INFO] [stdout]    |                                          ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0621.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `connect_n` (lib) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f917c7cd9d1a6c9c604e962d7264145dec82627c4dbba3c06cf8671c1b953295", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f917c7cd9d1a6c9c604e962d7264145dec82627c4dbba3c06cf8671c1b953295", kill_on_drop: false }`
[INFO] [stdout] f917c7cd9d1a6c9c604e962d7264145dec82627c4dbba3c06cf8671c1b953295
