[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] documenting redox-os/games against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredox-os%2Fgames" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/redox-os/games on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-0/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" "+1.54.0" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad201be63ba6c3bc4d4f6e9f955c63cfa882f4528a1fc1d41dc0382b2d40812b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ad201be63ba6c3bc4d4f6e9f955c63cfa882f4528a1fc1d41dc0382b2d40812b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad201be63ba6c3bc4d4f6e9f955c63cfa882f4528a1fc1d41dc0382b2d40812b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad201be63ba6c3bc4d4f6e9f955c63cfa882f4528a1fc1d41dc0382b2d40812b", kill_on_drop: false }`
[INFO] [stdout] ad201be63ba6c3bc4d4f6e9f955c63cfa882f4528a1fc1d41dc0382b2d40812b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d49c4982082a1dc7f19a1f9b18cbf6885a7354a3cb42f59aa31b39c12605dc03
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d49c4982082a1dc7f19a1f9b18cbf6885a7354a3cb42f59aa31b39c12605dc03", 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] [stderr]     Checking bytecount v0.6.2
[INFO] [stderr]     Checking extra v0.1.0 (https://gitlab.redox-os.org/redox-os/libextra.git#cf213969)
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking redox_liner v0.5.1 (https://gitlab.redox-os.org/redox-os/liner.git#616e6165)
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking reversi v0.5.0 (https://github.com/EGhiorzi/reversi/#44ca82c6)
[INFO] [stderr]     Checking libgo v0.4.0
[INFO] [stderr]     Checking games-for-redox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting 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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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: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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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] error[E0554]: `#![feature]` may not be used on the stable 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] error: Compilation failed, aborting rustdoc
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `games-for-redox`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name reblox src/reblox/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern extra=/opt/rustwide/target/debug/deps/libextra-2cd4b1aa5422eec3.rmeta --extern rusthello_lib=/opt/rustwide/target/debug/deps/librusthello_lib-d26a933f30b04ec0.rmeta --extern libgo=/opt/rustwide/target/debug/deps/liblibgo-830a36ca59b39fb3.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-577ffa6562df8c78.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-326b2af27f2126dd.rmeta --extern liner=/opt/rustwide/target/debug/deps/libliner-07e6869134e8291c.rmeta --extern reversi=/opt/rustwide/target/debug/deps/libreversi-59c6f10f79e48852.rmeta --extern termion=/opt/rustwide/target/debug/deps/libtermion-739a5e504c153c3f.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d49c4982082a1dc7f19a1f9b18cbf6885a7354a3cb42f59aa31b39c12605dc03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d49c4982082a1dc7f19a1f9b18cbf6885a7354a3cb42f59aa31b39c12605dc03", kill_on_drop: false }`
[INFO] [stdout] d49c4982082a1dc7f19a1f9b18cbf6885a7354a3cb42f59aa31b39c12605dc03
