[INFO] updating cached repository https://github.com/rodya-mirov/cadmium-ostrich
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] aaf2b9883c7e55a2f4e8cccc7e4a649e3697b6b8
[INFO] testing rodya-mirov/cadmium-ostrich against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frodya-mirov%2Fcadmium-ostrich" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rodya-mirov/cadmium-ostrich on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-2/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 `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 230025bc095bdf4c4e284269911a94b53d7cc25c969978da6458f48145f846e8
[INFO] running `"docker" "start" "-a" "230025bc095bdf4c4e284269911a94b53d7cc25c969978da6458f48145f846e8"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling cfg-if v0.1.6
[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 serde v1.0.83
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling reexport-proc-macro v1.0.5
[INFO] [stderr]    Compiling arc-swap v0.3.7
[INFO] [stderr]    Compiling array-macro v1.0.2
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]    Compiling xi-unicode v0.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.6.3
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling smallvec v0.6.7
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.0
[INFO] [stderr]    Compiling ncurses v5.98.0
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling term_size v0.3.1
[INFO] [stderr]    Compiling signal-hook v0.1.7
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling parking_lot v0.7.0
[INFO] [stderr]    Compiling crossbeam-channel v0.3.4
[INFO] [stderr]    Compiling enum-map-derive v0.4.0
[INFO] [stderr]    Compiling enumset_derive v0.2.0
[INFO] [stderr]    Compiling enum-map v0.4.1
[INFO] [stderr]    Compiling enumset v0.3.14
[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] [stderr] error[E0658]: use of unstable library feature 'clamp'
[INFO] [stderr]   --> src/controller/mod.rs:77:44
[INFO] [stderr]    |
[INFO] [stderr] 77 |         out.x = (out.x as i32 + out.x_vel).clamp(0, GAME_COLS as i32 - 1) as usize;
[INFO] [stderr]    |                                            ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #44095 <https://github.com/rust-lang/rust/issues/44095> for more information
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'clamp'
[INFO] [stderr]   --> src/controller/mod.rs:78:44
[INFO] [stderr]    |
[INFO] [stderr] 78 |         out.y = (out.y as i32 + out.y_vel).clamp(0, GAME_ROWS as i32 - 1) as usize;
[INFO] [stderr]    |                                            ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #44095 <https://github.com/rust-lang/rust/issues/44095> for more information
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'clamp'
[INFO] [stderr]    --> src/controller/mod.rs:102:27
[INFO] [stderr]     |
[INFO] [stderr] 102 |     let adj_x = (vx + dx).clamp(0, (GAME_COLS - VIEW_COLS) as i32 - 1) as usize;
[INFO] [stderr]     |                           ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #44095 <https://github.com/rust-lang/rust/issues/44095> for more information
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'clamp'
[INFO] [stderr]    --> src/controller/mod.rs:103:27
[INFO] [stderr]     |
[INFO] [stderr] 103 |     let adj_y = (vy + dy).clamp(0, (GAME_ROWS - VIEW_ROWS) as i32 - 1) as usize;
[INFO] [stderr]     |                           ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #44095 <https://github.com/rust-lang/rust/issues/44095> for more information
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::utils::numerics::Clamp`
[INFO] [stderr]  --> src/controller/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use crate::utils::numerics::Clamp;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] error: could not compile `cursive_ui`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "230025bc095bdf4c4e284269911a94b53d7cc25c969978da6458f48145f846e8"`
[INFO] running `"docker" "rm" "-f" "230025bc095bdf4c4e284269911a94b53d7cc25c969978da6458f48145f846e8"`
[INFO] [stdout] 230025bc095bdf4c4e284269911a94b53d7cc25c969978da6458f48145f846e8