[INFO] cloning repository https://github.com/rodya-mirov/cadmium-ostrich
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rodya-mirov/cadmium-ostrich" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frodya-mirov%2Fcadmium-ostrich", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frodya-mirov%2Fcadmium-ostrich'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aaf2b9883c7e55a2f4e8cccc7e4a649e3697b6b8
[INFO] testing rodya-mirov/cadmium-ostrich against beta-2021-10-22 for beta-1.57-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frodya-mirov%2Fcadmium-ostrich" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rodya-mirov/cadmium-ostrich on toolchain beta-2021-10-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rodya-mirov/cadmium-ostrich
[INFO] finished tweaking git repo https://github.com/rodya-mirov/cadmium-ostrich
[INFO] tweaked toml for git repo https://github.com/rodya-mirov/cadmium-ostrich written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/rodya-mirov/cadmium-ostrich already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arc-swap v0.3.7
[INFO] [stderr]   Downloaded signal-hook v0.1.7
[INFO] [stderr]   Downloaded enumset_derive v0.2.0
[INFO] [stderr]   Downloaded enumset v0.3.14
[INFO] [stderr]   Downloaded cursive v0.10.0
[INFO] [stderr]   Downloaded ncurses v5.98.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3f6c118c346d2b0c44d94f5ecbd4453f0196778c5ab05b9df3202d00b4ede759
[INFO] running `Command { std: "docker" "start" "-a" "3f6c118c346d2b0c44d94f5ecbd4453f0196778c5ab05b9df3202d00b4ede759", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f6c118c346d2b0c44d94f5ecbd4453f0196778c5ab05b9df3202d00b4ede759", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f6c118c346d2b0c44d94f5ecbd4453f0196778c5ab05b9df3202d00b4ede759", kill_on_drop: false }`
[INFO] [stdout] 3f6c118c346d2b0c44d94f5ecbd4453f0196778c5ab05b9df3202d00b4ede759
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c3973d570330eac626409e80e1cbed87b4ea861b5dddbe369721cecf8c7efdfb
[INFO] running `Command { std: "docker" "start" "-a" "c3973d570330eac626409e80e1cbed87b4ea861b5dddbe369721cecf8c7efdfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.83
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling array-macro v1.0.2
[INFO] [stderr]    Compiling reexport-proc-macro v1.0.5
[INFO] [stderr]    Compiling arc-swap v0.3.7
[INFO] [stderr]    Compiling ncurses v5.98.0
[INFO] [stderr]    Compiling crossbeam-utils v0.6.3
[INFO] [stderr]    Compiling term_size v0.3.1
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling signal-hook v0.1.7
[INFO] [stderr]    Compiling parking_lot v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.0
[INFO] [stderr]    Compiling crossbeam-channel v0.3.4
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling enumset_derive v0.2.0
[INFO] [stderr]    Compiling enum-map-derive v0.4.0
[INFO] [stderr]    Compiling enumset v0.3.14
[INFO] [stderr]    Compiling enum-map v0.4.1
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling cursive v0.10.0
[INFO] [stderr]    Compiling cursive_ui v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0658]: use of unstable library feature 'int_abs_diff'
[INFO] [stdout]    --> src/model/mod.rs:100:10
[INFO] [stdout]     |
[INFO] [stdout] 100 |     if x.abs_diff(0) < 5
[INFO] [stdout]     |          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #89492 <https://github.com/rust-lang/rust/issues/89492> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'int_abs_diff'
[INFO] [stdout]    --> src/model/mod.rs:101:14
[INFO] [stdout]     |
[INFO] [stdout] 101 |         || x.abs_diff(GAME_COLS - 1) < 5
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #89492 <https://github.com/rust-lang/rust/issues/89492> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'int_abs_diff'
[INFO] [stdout]    --> src/model/mod.rs:102:14
[INFO] [stdout]     |
[INFO] [stdout] 102 |         || y.abs_diff(0) < 5
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #89492 <https://github.com/rust-lang/rust/issues/89492> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'int_abs_diff'
[INFO] [stdout]    --> src/model/mod.rs:103:14
[INFO] [stdout]     |
[INFO] [stdout] 103 |         || y.abs_diff(GAME_ROWS - 1) < 5
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #89492 <https://github.com/rust-lang/rust/issues/89492> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::utils::numerics::Clamp`
[INFO] [stdout]  --> src/controller/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::utils::numerics::Clamp;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::utils::numerics::AbsDiff`
[INFO] [stdout]  --> src/model/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::utils::numerics::AbsDiff;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cursive_ui` due to 5 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "c3973d570330eac626409e80e1cbed87b4ea861b5dddbe369721cecf8c7efdfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3973d570330eac626409e80e1cbed87b4ea861b5dddbe369721cecf8c7efdfb", kill_on_drop: false }`
[INFO] [stdout] c3973d570330eac626409e80e1cbed87b4ea861b5dddbe369721cecf8c7efdfb