[INFO] cloning repository https://github.com/Otohito-Fuse/simple-reversi-2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Otohito-Fuse/simple-reversi-2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOtohito-Fuse%2Fsimple-reversi-2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOtohito-Fuse%2Fsimple-reversi-2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 85cc49a0c77cd9b2dba9e21af0d6cd3dd3ff3cbd
[INFO] testing Otohito-Fuse/simple-reversi-2 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOtohito-Fuse%2Fsimple-reversi-2" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Otohito-Fuse/simple-reversi-2 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Otohito-Fuse/simple-reversi-2
[INFO] finished tweaking git repo https://github.com/Otohito-Fuse/simple-reversi-2
[INFO] tweaked toml for git repo https://github.com/Otohito-Fuse/simple-reversi-2 written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/Otohito-Fuse/simple-reversi-2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e5bb2b9858866e778ae5443a18e639e785266e0dea250e828517becc343fc02
[INFO] running `Command { std: "docker" "start" "-a" "1e5bb2b9858866e778ae5443a18e639e785266e0dea250e828517becc343fc02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e5bb2b9858866e778ae5443a18e639e785266e0dea250e828517becc343fc02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e5bb2b9858866e778ae5443a18e639e785266e0dea250e828517becc343fc02", kill_on_drop: false }`
[INFO] [stdout] 1e5bb2b9858866e778ae5443a18e639e785266e0dea250e828517becc343fc02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48eafda98a3a8a2145afc00e6d0ee44a1a0ea86c01d4ffbf373fa3aad9c61e30
[INFO] running `Command { std: "docker" "start" "-a" "48eafda98a3a8a2145afc00e6d0ee44a1a0ea86c01d4ffbf373fa3aad9c61e30", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling signal-hook v0.1.17
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling crossterm v0.19.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling simple-reversi-2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | /         queue!(
[INFO] [stdout] 37 | |             stdout(),
[INFO] [stdout] 38 | |             MoveTo(0, row_now + i as u16),
[INFO] [stdout] 39 | |             Clear(ClearType::CurrentLine),
[INFO] [stdout] 40 | |         );
[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]    = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 | /                 queue!(
[INFO] [stdout] 44 | |                     stdout(),
[INFO] [stdout] 45 | |                     MoveTo(2 * j as u16, row_now + i as u16),
[INFO] [stdout] 46 | |                     Print(" "),
[INFO] [stdout] 47 | |                     Print(v[i][j].bold().blue().on_yellow()),
[INFO] [stdout] 48 | |                 );
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:50:17
[INFO] [stdout]    |
[INFO] [stdout] 50 | /                 queue!(
[INFO] [stdout] 51 | |                     stdout(),
[INFO] [stdout] 52 | |                     MoveTo(2 * j as u16, row_now + i as u16),
[INFO] [stdout] 53 | |                     Print(" "),
[INFO] [stdout] 54 | |                     Print(v[i][j])
[INFO] [stdout] 55 | |                 );
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 | /         queue!(
[INFO] [stdout] 68 | |             stdout(),
[INFO] [stdout] 69 | |             MoveTo(0, row_now + i as u16),
[INFO] [stdout] 70 | |             Clear(ClearType::CurrentLine),
[INFO] [stdout] 71 | |         );
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 | /                 queue!(
[INFO] [stdout] 75 | |                     stdout(),
[INFO] [stdout] 76 | |                     MoveTo(2 * j as u16, row_now + i as u16),
[INFO] [stdout] 77 | |                     Print(" "),
[INFO] [stdout] ...  |
[INFO] [stdout] 83 | |                     ),
[INFO] [stdout] 84 | |                 );
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:86:17
[INFO] [stdout]    |
[INFO] [stdout] 86 | /                 queue!(
[INFO] [stdout] 87 | |                     stdout(),
[INFO] [stdout] 88 | |                     MoveTo(2 * j as u16, row_now + i as u16),
[INFO] [stdout] 89 | |                     Print(" "),
[INFO] [stdout] 90 | |                     Print(if cnt[i][j] > 0 { '+' } else { v[i][j] })
[INFO] [stdout] 91 | |                 );
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.85s
[INFO] running `Command { std: "docker" "inspect" "48eafda98a3a8a2145afc00e6d0ee44a1a0ea86c01d4ffbf373fa3aad9c61e30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48eafda98a3a8a2145afc00e6d0ee44a1a0ea86c01d4ffbf373fa3aad9c61e30", kill_on_drop: false }`
[INFO] [stdout] 48eafda98a3a8a2145afc00e6d0ee44a1a0ea86c01d4ffbf373fa3aad9c61e30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7713a5cd39a4ccdada91ba20aa487488057739d072b75904ebdd4ac4aefc683
[INFO] running `Command { std: "docker" "start" "-a" "a7713a5cd39a4ccdada91ba20aa487488057739d072b75904ebdd4ac4aefc683", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-reversi-2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | /         queue!(
[INFO] [stdout] 37 | |             stdout(),
[INFO] [stdout] 38 | |             MoveTo(0, row_now + i as u16),
[INFO] [stdout] 39 | |             Clear(ClearType::CurrentLine),
[INFO] [stdout] 40 | |         );
[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]    = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 | /                 queue!(
[INFO] [stdout] 44 | |                     stdout(),
[INFO] [stdout] 45 | |                     MoveTo(2 * j as u16, row_now + i as u16),
[INFO] [stdout] 46 | |                     Print(" "),
[INFO] [stdout] 47 | |                     Print(v[i][j].bold().blue().on_yellow()),
[INFO] [stdout] 48 | |                 );
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:50:17
[INFO] [stdout]    |
[INFO] [stdout] 50 | /                 queue!(
[INFO] [stdout] 51 | |                     stdout(),
[INFO] [stdout] 52 | |                     MoveTo(2 * j as u16, row_now + i as u16),
[INFO] [stdout] 53 | |                     Print(" "),
[INFO] [stdout] 54 | |                     Print(v[i][j])
[INFO] [stdout] 55 | |                 );
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 | /         queue!(
[INFO] [stdout] 68 | |             stdout(),
[INFO] [stdout] 69 | |             MoveTo(0, row_now + i as u16),
[INFO] [stdout] 70 | |             Clear(ClearType::CurrentLine),
[INFO] [stdout] 71 | |         );
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 | /                 queue!(
[INFO] [stdout] 75 | |                     stdout(),
[INFO] [stdout] 76 | |                     MoveTo(2 * j as u16, row_now + i as u16),
[INFO] [stdout] 77 | |                     Print(" "),
[INFO] [stdout] ...  |
[INFO] [stdout] 83 | |                     ),
[INFO] [stdout] 84 | |                 );
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:86:17
[INFO] [stdout]    |
[INFO] [stdout] 86 | /                 queue!(
[INFO] [stdout] 87 | |                     stdout(),
[INFO] [stdout] 88 | |                     MoveTo(2 * j as u16, row_now + i as u16),
[INFO] [stdout] 89 | |                     Print(" "),
[INFO] [stdout] 90 | |                     Print(if cnt[i][j] > 0 { '+' } else { v[i][j] })
[INFO] [stdout] 91 | |                 );
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "a7713a5cd39a4ccdada91ba20aa487488057739d072b75904ebdd4ac4aefc683", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7713a5cd39a4ccdada91ba20aa487488057739d072b75904ebdd4ac4aefc683", kill_on_drop: false }`
[INFO] [stdout] a7713a5cd39a4ccdada91ba20aa487488057739d072b75904ebdd4ac4aefc683
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 62e561ebe8b8e9cf8abe1bbc1208baa20bb990baed18912f18329bf68b8f7d15
[INFO] running `Command { std: "docker" "start" "-a" "62e561ebe8b8e9cf8abe1bbc1208baa20bb990baed18912f18329bf68b8f7d15", kill_on_drop: false }`
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 | /         queue!(
[INFO] [stderr] 37 | |             stdout(),
[INFO] [stderr] 38 | |             MoveTo(0, row_now + i as u16),
[INFO] [stderr] 39 | |             Clear(ClearType::CurrentLine),
[INFO] [stderr] 40 | |         );
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 | /                 queue!(
[INFO] [stderr] 44 | |                     stdout(),
[INFO] [stderr] 45 | |                     MoveTo(2 * j as u16, row_now + i as u16),
[INFO] [stderr] 46 | |                     Print(" "),
[INFO] [stderr] 47 | |                     Print(v[i][j].bold().blue().on_yellow()),
[INFO] [stderr] 48 | |                 );
[INFO] [stderr]    | |_________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:50:17
[INFO] [stderr]    |
[INFO] [stderr] 50 | /                 queue!(
[INFO] [stderr] 51 | |                     stdout(),
[INFO] [stderr] 52 | |                     MoveTo(2 * j as u16, row_now + i as u16),
[INFO] [stderr] 53 | |                     Print(" "),
[INFO] [stderr] 54 | |                     Print(v[i][j])
[INFO] [stderr] 55 | |                 );
[INFO] [stderr]    | |_________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 | /         queue!(
[INFO] [stderr] 68 | |             stdout(),
[INFO] [stderr] 69 | |             MoveTo(0, row_now + i as u16),
[INFO] [stderr] 70 | |             Clear(ClearType::CurrentLine),
[INFO] [stderr] 71 | |         );
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:74:17
[INFO] [stderr]    |
[INFO] [stderr] 74 | /                 queue!(
[INFO] [stderr] 75 | |                     stdout(),
[INFO] [stderr] 76 | |                     MoveTo(2 * j as u16, row_now + i as u16),
[INFO] [stderr] 77 | |                     Print(" "),
[INFO] [stderr] ...  |
[INFO] [stderr] 83 | |                     ),
[INFO] [stderr] 84 | |                 );
[INFO] [stderr]    | |_________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:86:17
[INFO] [stderr]    |
[INFO] [stderr] 86 | /                 queue!(
[INFO] [stderr] 87 | |                     stdout(),
[INFO] [stderr] 88 | |                     MoveTo(2 * j as u16, row_now + i as u16),
[INFO] [stderr] 89 | |                     Print(" "),
[INFO] [stderr] 90 | |                     Print(if cnt[i][j] > 0 { '+' } else { v[i][j] })
[INFO] [stderr] 91 | |                 );
[INFO] [stderr]    | |_________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `simple-reversi-2` (bin "simple-reversi-2" test) generated 6 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/simple_reversi_2-4e29780b2eeaa9ff)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "62e561ebe8b8e9cf8abe1bbc1208baa20bb990baed18912f18329bf68b8f7d15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62e561ebe8b8e9cf8abe1bbc1208baa20bb990baed18912f18329bf68b8f7d15", kill_on_drop: false }`
[INFO] [stdout] 62e561ebe8b8e9cf8abe1bbc1208baa20bb990baed18912f18329bf68b8f7d15