[INFO] fetching crate reversi-rs 0.1.0... [INFO] building reversi-rs-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2 [INFO] extracting crate reversi-rs 0.1.0 into /workspace/builds/worker-2-tc2/source [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-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate reversi-rs 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate reversi-rs 0.1.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2eef12996a4a6fffcdc334550dde8141dfdfc74f08d388942ed3a372cc68af01 [INFO] running `Command { std: "docker" "start" "-a" "2eef12996a4a6fffcdc334550dde8141dfdfc74f08d388942ed3a372cc68af01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2eef12996a4a6fffcdc334550dde8141dfdfc74f08d388942ed3a372cc68af01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2eef12996a4a6fffcdc334550dde8141dfdfc74f08d388942ed3a372cc68af01", kill_on_drop: false }` [INFO] [stdout] 2eef12996a4a6fffcdc334550dde8141dfdfc74f08d388942ed3a372cc68af01 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4fe2396222551d89f3a6e54151955a5ca0e571e088761c429ff1d04d5caed13e [INFO] running `Command { std: "docker" "start" "-a" "4fe2396222551d89f3a6e54151955a5ca0e571e088761c429ff1d04d5caed13e", kill_on_drop: false }` [INFO] [stderr] Compiling reversi-rs v0.1.0 (/opt/rustwide/workdir) [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] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [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: 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: unused variable: `result` [INFO] [stdout] --> src/game.rs:346:17 [INFO] [stdout] | [INFO] [stdout] 346 | let mut result: SquareState = SquareState::NoneSquare; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/game.rs:346:13 [INFO] [stdout] | [INFO] [stdout] 346 | let mut result: SquareState = SquareState::NoneSquare; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/game.rs:214:21 [INFO] [stdout] | [INFO] [stdout] 214 | for b in 0..blank_zone { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `code_to_board` and `char_to_square` are never used [INFO] [stdout] --> src/game.rs:201:8 [INFO] [stdout] | [INFO] [stdout] 13 | impl Game { [INFO] [stdout] | --------- associated functions in this implementation [INFO] [stdout] ... [INFO] [stdout] 201 | fn code_to_board(code: &str) -> [SquareState; 64] { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 232 | fn char_to_square(w: &str) -> SquareState { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [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: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 9 | let _ = stdout.write(s.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.86s [INFO] running `Command { std: "docker" "inspect" "4fe2396222551d89f3a6e54151955a5ca0e571e088761c429ff1d04d5caed13e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4fe2396222551d89f3a6e54151955a5ca0e571e088761c429ff1d04d5caed13e", kill_on_drop: false }` [INFO] [stdout] 4fe2396222551d89f3a6e54151955a5ca0e571e088761c429ff1d04d5caed13e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b8790eee52e7c28b8decb0a4bd90f659cd0b4a472c3305a8a6e4e6e3eefbb271 [INFO] running `Command { std: "docker" "start" "-a" "b8790eee52e7c28b8decb0a4bd90f659cd0b4a472c3305a8a6e4e6e3eefbb271", kill_on_drop: false }` [INFO] [stderr] Compiling reversi-rs v0.1.0 (/opt/rustwide/workdir) [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] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [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: 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: unused variable: `result` [INFO] [stdout] --> src/game.rs:346:17 [INFO] [stdout] | [INFO] [stdout] 346 | let mut result: SquareState = SquareState::NoneSquare; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/game.rs:346:13 [INFO] [stdout] | [INFO] [stdout] 346 | let mut result: SquareState = SquareState::NoneSquare; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/game.rs:214:21 [INFO] [stdout] | [INFO] [stdout] 214 | for b in 0..blank_zone { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `code_to_board` and `char_to_square` are never used [INFO] [stdout] --> src/game.rs:201:8 [INFO] [stdout] | [INFO] [stdout] 13 | impl Game { [INFO] [stdout] | --------- associated functions in this implementation [INFO] [stdout] ... [INFO] [stdout] 201 | fn code_to_board(code: &str) -> [SquareState; 64] { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 232 | fn char_to_square(w: &str) -> SquareState { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [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: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 9 | let _ = stdout.write(s.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io; [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] --> src/game.rs:384:72 [INFO] [stdout] | [INFO] [stdout] 383 | let example_ellegal_game = Game::new(true, 0, [INFO] [stdout] | --------- arguments to this function are incorrect [INFO] [stdout] 384 | Game::code_to_board("/wwww4/8/8/bwww1wwb/3b4/2b5/1b6/8/"), 0); [INFO] [stdout] | ^ expected `GameState`, found integer [INFO] [stdout] | [INFO] [stdout] note: associated function defined here [INFO] [stdout] --> src/game.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn new(nt: bool, t: u8, gb: [SquareState; 64], sf: GameState) -> Self { [INFO] [stdout] | ^^^ ------------- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/game.rs:387:60 [INFO] [stdout] | [INFO] [stdout] 386 | let check_diagonal_game = Game::new(true, 1, [INFO] [stdout] | --------- arguments to this function are incorrect [INFO] [stdout] 387 | Game::code_to_board("/8/8/8/3bb3/3ww3/8/8/8"), 0); [INFO] [stdout] | ^ expected `GameState`, found integer [INFO] [stdout] | [INFO] [stdout] note: associated function defined here [INFO] [stdout] --> src/game.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn new(nt: bool, t: u8, gb: [SquareState; 64], sf: GameState) -> Self { [INFO] [stdout] | ^^^ ------------- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/game.rs:399:13 [INFO] [stdout] | [INFO] [stdout] 399 | let x = example_ellegal_game.can_put_stone(5, 1); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `reversi-rs` (lib test) due to 2 previous errors; 8 warnings emitted [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/game.rs:214:21 [INFO] [stdout] | [INFO] [stdout] 214 | for b in 0..blank_zone { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `result` [INFO] [stdout] --> src/game.rs:346:17 [INFO] [stdout] | [INFO] [stdout] 346 | let mut result: SquareState = SquareState::NoneSquare; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/game.rs:346:13 [INFO] [stdout] | [INFO] [stdout] 346 | let mut result: SquareState = SquareState::NoneSquare; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [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] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [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] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b8790eee52e7c28b8decb0a4bd90f659cd0b4a472c3305a8a6e4e6e3eefbb271", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8790eee52e7c28b8decb0a4bd90f659cd0b4a472c3305a8a6e4e6e3eefbb271", kill_on_drop: false }` [INFO] [stdout] b8790eee52e7c28b8decb0a4bd90f659cd0b4a472c3305a8a6e4e6e3eefbb271