[INFO] crate orbclient_window_shortcuts 0.1.5 is already in cache
[INFO] testing orbclient_window_shortcuts-0.1.5 against 1.44.0 for beta-1.45-1
[INFO] extracting crate orbclient_window_shortcuts 0.1.5 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate orbclient_window_shortcuts 0.1.5 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate orbclient_window_shortcuts 0.1.5
[INFO] finished tweaking crates.io crate orbclient_window_shortcuts 0.1.5
[INFO] tweaked toml for crates.io crate orbclient_window_shortcuts 0.1.5 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.44.0" "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] 415fb11c6230666f84e18429a20ad39b092567cf615b06f9540135628980832f
[INFO] running `"docker" "start" "-a" "415fb11c6230666f84e18429a20ad39b092567cf615b06f9540135628980832f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling orbclient v0.3.27
[INFO] [stderr]    Compiling orbclient_window_shortcuts v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]  --> src/lib.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #![feature(type_ascription, vec_remove_item)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde`
[INFO] [stderr]  --> src/shortcut.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use serde;
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json`
[INFO] [stderr]  --> src/shortcut.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serde_json;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_derive`
[INFO] [stderr]  --> src/shortcut.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use serde_derive;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Error`, `Result`
[INFO] [stderr]  --> src/utils.rs:3:26
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::{BufReader, Error, Result};
[INFO] [stderr]   |                          ^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde`
[INFO] [stderr]  --> src/utils.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use serde;
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json`
[INFO] [stderr]  --> src/utils.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use serde_json;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_derive`
[INFO] [stderr]  --> src/utils.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use serde_derive;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `shortcut::ShortcutComparator`
[INFO] [stderr]  --> src/utils.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use shortcut::ShortcutComparator;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `load`
[INFO] [stderr]   --> src/lib.rs:15:13
[INFO] [stderr]    |
[INFO] [stderr] 15 | use utils::{load};
[INFO] [stderr]    |             ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Debug`
[INFO] [stderr]   --> src/lib.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use std::fmt::Debug;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Eq`, `PartialEq`
[INFO] [stderr]   --> src/lib.rs:18:16
[INFO] [stderr]    |
[INFO] [stderr] 18 | use std::cmp::{PartialEq, Eq};
[INFO] [stderr]    |                ^^^^^^^^^  ^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `EventOption`, `Window`
[INFO] [stderr]   --> src/lib.rs:19:17
[INFO] [stderr]    |
[INFO] [stderr] 19 | use orbclient::{Window, EventOption};
[INFO] [stderr]    |                 ^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `orbclient_window_shortcuts`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "415fb11c6230666f84e18429a20ad39b092567cf615b06f9540135628980832f"`
[INFO] running `"docker" "rm" "-f" "415fb11c6230666f84e18429a20ad39b092567cf615b06f9540135628980832f"`
[INFO] [stdout] 415fb11c6230666f84e18429a20ad39b092567cf615b06f9540135628980832f