[INFO] fetching crate reversi-rs 0.1.0...
[INFO] checking reversi-rs-0.1.0 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate reversi-rs 0.1.0 into /workspace/builds/worker-99/source
[INFO] validating manifest of crates.io crate reversi-rs 0.1.0 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reversi-rs 0.1.0
[INFO] finished tweaking crates.io crate reversi-rs 0.1.0
[INFO] tweaked toml for crates.io crate reversi-rs 0.1.0 written to /workspace/builds/worker-99/source/Cargo.toml
[INFO] crate crates.io crate reversi-rs 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54990f7f8a0c84f93ab94c1ee654c22a7ec9a41130695a76380bc7a29a1bb083
[INFO] running `Command { std: "docker" "start" "-a" "54990f7f8a0c84f93ab94c1ee654c22a7ec9a41130695a76380bc7a29a1bb083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54990f7f8a0c84f93ab94c1ee654c22a7ec9a41130695a76380bc7a29a1bb083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54990f7f8a0c84f93ab94c1ee654c22a7ec9a41130695a76380bc7a29a1bb083", kill_on_drop: false }`
[INFO] [stdout] 54990f7f8a0c84f93ab94c1ee654c22a7ec9a41130695a76380bc7a29a1bb083
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1157bf9a0676b15c20768e5ddd75fa1d0365c306dc7f1273c17785a9431d31a
[INFO] running `Command { std: "docker" "start" "-a" "d1157bf9a0676b15c20768e5ddd75fa1d0365c306dc7f1273c17785a9431d31a", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking reversi-rs v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/game.rs (3 fixes)
[INFO] [stdout] warning: value assigned to `result` is never read
[INFO] [stdout]    --> src/game.rs:233:17
[INFO] [stdout]     |
[INFO] [stdout] 233 |         let mut result: SquareState = SquareState::NoneSquare;
[INFO] [stdout]     |                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `board_char` is never read
[INFO] [stdout]    --> src/game.rs:281:17
[INFO] [stdout]     |
[INFO] [stdout] 281 |         let mut board_char = "　";
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `x` is never read
[INFO] [stdout]   --> src/repl.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut x: isize = 0;
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `y` is never read
[INFO] [stdout]   --> src/repl.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let mut y: isize = 0;
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `code_to_board`
[INFO] [stdout]    --> src/game.rs:201:8
[INFO] [stdout]     |
[INFO] [stdout] 201 |     fn code_to_board(code: &str) -> [SquareState; 64] {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `char_to_square`
[INFO] [stdout]    --> src/game.rs:232:8
[INFO] [stdout]     |
[INFO] [stdout] 232 |     fn char_to_square(w: &str) -> SquareState {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/repl.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     stdout.write(s.as_bytes());
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/game.rs:384:72
[INFO] [stdout]     |
[INFO] [stdout] 384 |             Game::code_to_board("/wwww4/8/8/bwww1wwb/3b4/2b5/1b6/8/"), 0);
[INFO] [stdout]     |                                                                        ^ expected enum `game_state::GameState`, found integer
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/game.rs:387:60
[INFO] [stdout]     |
[INFO] [stdout] 387 |             Game::code_to_board("/8/8/8/3bb3/3ww3/8/8/8"), 0);
[INFO] [stdout]     |                                                            ^ expected enum `game_state::GameState`, found integer
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `reversi-rs` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr]        Fixed src/main.rs (1 fix)
[INFO] [stderr] error: build failed
[INFO] [stderr] error: failed to migrate to next edition
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo fix --edition --allow-no-vcs --allow-dirty --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "d1157bf9a0676b15c20768e5ddd75fa1d0365c306dc7f1273c17785a9431d31a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1157bf9a0676b15c20768e5ddd75fa1d0365c306dc7f1273c17785a9431d31a", kill_on_drop: false }`
[INFO] [stdout] d1157bf9a0676b15c20768e5ddd75fa1d0365c306dc7f1273c17785a9431d31a