[INFO] cloning repository https://github.com/redox-os/games
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/redox-os/games" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredox-os%2Fgames", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredox-os%2Fgames'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 68d564b2a5f6e407fb19174ddcdea9b99f6e25b0
[INFO] testing redox-os/games against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredox-os%2Fgames" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/redox-os/games on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/redox-os/games
[INFO] finished tweaking git repo https://github.com/redox-os/games
[INFO] tweaked toml for git repo https://github.com/redox-os/games written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/redox-os/games already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/EGhiorzi/reversi/`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libgo v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d369da29a4f8687550ff2762213a7c30e6d29ce421cf449d5a3bffba1db84d81
[INFO] running `Command { std: "docker" "start" "-a" "d369da29a4f8687550ff2762213a7c30e6d29ce421cf449d5a3bffba1db84d81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d369da29a4f8687550ff2762213a7c30e6d29ce421cf449d5a3bffba1db84d81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d369da29a4f8687550ff2762213a7c30e6d29ce421cf449d5a3bffba1db84d81", kill_on_drop: false }`
[INFO] [stdout] d369da29a4f8687550ff2762213a7c30e6d29ce421cf449d5a3bffba1db84d81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 670666f94dc2aa42494d9059094614d904bcb2084d31cd2793c77982effdf96d
[INFO] running `Command { std: "docker" "start" "-a" "670666f94dc2aa42494d9059094614d904bcb2084d31cd2793c77982effdf96d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling bytecount v0.6.2
[INFO] [stderr]    Compiling extra v0.1.0 (https://gitlab.redox-os.org/redox-os/libextra.git#cf213969)
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling vte v0.3.3
[INFO] [stderr]    Compiling termion v1.5.6
[INFO] [stderr]    Compiling strip-ansi-escapes v0.1.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling redox_liner v0.5.1 (https://gitlab.redox-os.org/redox-os/liner.git#616e6165)
[INFO] [stderr]    Compiling reversi v0.5.0 (https://github.com/EGhiorzi/reversi/#44ca82c6)
[INFO] [stderr]    Compiling libgo v0.4.0
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling games-for-redox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/rusthello/interface.rs:203:28
[INFO] [stdout]     |
[INFO] [stdout] 203 |                         '1'...'8' => row = Some(curr_char as usize - '1' as usize),
[INFO] [stdout]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/rusthello/interface.rs:204:28
[INFO] [stdout]     |
[INFO] [stdout] 204 |                         'a'...'h' => col = Some(curr_char as usize - 'a' as usize),
[INFO] [stdout]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/rusthello/ai_player.rs:58:37
[INFO] [stdout]    |
[INFO] [stdout] 58 |         Ok(game::PlayerAction::Move(try!(match *self {
[INFO] [stdout]    |                                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/rusthello/ai_player.rs:116:29
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let mut score = try!(AiPlayer::ai_eval_with_leftover(turn, comps)).0;
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/rusthello/ai_player.rs:170:80
[INFO] [stdout]     |
[INFO] [stdout] 170 | ...                   Some(_) if leftover < turns_left => Score::Running(try!(AiPlayer::heavy_eval(&turn_after_move))),
[INFO] [stdout]     |                                                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/rusthello/ai_player.rs:173:58
[INFO] [stdout]     |
[INFO] [stdout] 173 | ...                   let new_score_leftover = try!(AiPlayer::ai_eval_with_leftover(&turn_after_move, new_comps));
[INFO] [stdout]     |                                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/dem/main.rs:342:56
[INFO] [stdout]     |
[INFO] [stdout] 342 |         let mut values: [i64; FACTORS] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `stdin`
[INFO] [stdout]  --> src/snake/main.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::{stdout, stdin, Read, Write};
[INFO] [stdout]   |                       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/rusthello/main.rs:59:56
[INFO] [stdout]    |
[INFO] [stdout] 59 |             Box::new(human_player::HumanPlayer) as Box<IsPlayer<OtherAction>>
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IsPlayer<OtherAction>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/rusthello/main.rs:61:75
[INFO] [stdout]    |
[INFO] [stdout] 61 |         UserCommand::AiWeak => Box::new(ai_player::AiPlayer::Weak) as Box<IsPlayer<OtherAction>>,
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IsPlayer<OtherAction>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/rusthello/main.rs:62:79
[INFO] [stdout]    |
[INFO] [stdout] 62 |         UserCommand::AiMedium => Box::new(ai_player::AiPlayer::Medium) as Box<IsPlayer<OtherAction>>,
[INFO] [stdout]    |                                                                               ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IsPlayer<OtherAction>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/rusthello/main.rs:63:79
[INFO] [stdout]    |
[INFO] [stdout] 63 |         UserCommand::AiStrong => Box::new(ai_player::AiPlayer::Strong) as Box<IsPlayer<OtherAction>>,
[INFO] [stdout]    |                                                                               ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IsPlayer<OtherAction>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/rusthello/main.rs:71:56
[INFO] [stdout]    |
[INFO] [stdout] 71 |             Box::new(human_player::HumanPlayer) as Box<IsPlayer<OtherAction>>
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IsPlayer<OtherAction>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/rusthello/main.rs:73:75
[INFO] [stdout]    |
[INFO] [stdout] 73 |         UserCommand::AiWeak => Box::new(ai_player::AiPlayer::Weak) as Box<IsPlayer<OtherAction>>,
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IsPlayer<OtherAction>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/rusthello/main.rs:74:79
[INFO] [stdout]    |
[INFO] [stdout] 74 |         UserCommand::AiMedium => Box::new(ai_player::AiPlayer::Medium) as Box<IsPlayer<OtherAction>>,
[INFO] [stdout]    |                                                                               ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IsPlayer<OtherAction>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/rusthello/main.rs:75:79
[INFO] [stdout]    |
[INFO] [stdout] 75 |         UserCommand::AiStrong => Box::new(ai_player::AiPlayer::Strong) as Box<IsPlayer<OtherAction>>,
[INFO] [stdout]    |                                                                               ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn IsPlayer<OtherAction>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/reblox/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(nll)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/snake/main.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |         write!(self.stdout, "{}{}", clear::All, style::Reset);
[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 `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `games-for-redox` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "670666f94dc2aa42494d9059094614d904bcb2084d31cd2793c77982effdf96d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "670666f94dc2aa42494d9059094614d904bcb2084d31cd2793c77982effdf96d", kill_on_drop: false }`
[INFO] [stdout] 670666f94dc2aa42494d9059094614d904bcb2084d31cd2793c77982effdf96d
