[INFO] updating cached repository https://github.com/robin4002/mojang-auth-checker
[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] 0a5768e610f9c2f6f707d4843ef4efd83bf36ff4
[INFO] testing robin4002/mojang-auth-checker against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobin4002%2Fmojang-auth-checker" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/robin4002/mojang-auth-checker on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/robin4002/mojang-auth-checker
[INFO] finished tweaking git repo https://github.com/robin4002/mojang-auth-checker
[INFO] tweaked toml for git repo https://github.com/robin4002/mojang-auth-checker written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/robin4002/mojang-auth-checker already has a lockfile, it will not be regenerated
[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-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" "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] bed35c2b8f147c7fd62f532f717018a003c46cf17b7cc786086be7ea52f874c4
[INFO] running `"docker" "start" "-a" "bed35c2b8f147c7fd62f532f717018a003c46cf17b7cc786086be7ea52f874c4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling xml-rs v0.8.2
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling futures-timer v2.0.2
[INFO] [stderr]    Compiling pin-project-lite v0.1.4
[INFO] [stderr]    Compiling once_cell v1.3.1
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling smallvec v1.3.0
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling async-task v1.3.1
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling parking_lot_core v0.7.1
[INFO] [stderr]    Compiling gfx-hal v0.4.1
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling ash v0.29.0
[INFO] [stderr]    Compiling freetype v0.4.1
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling servo-fontconfig v0.4.0
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling png v0.15.3
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling twox-hash v1.5.0
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling relevant v0.4.2
[INFO] [stderr]    Compiling kv-log-macro v1.0.4
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling font-kit v0.4.0
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling glyph_brush_layout v0.1.9
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling glyph_brush v0.6.3
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]    Compiling async-std v1.5.0
[INFO] [stderr]    Compiling tiff v0.3.1
[INFO] [stderr]    Compiling wayland-commons v0.23.6
[INFO] [stderr]    Compiling calloop v0.4.4
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling futures v0.3.4
[INFO] [stderr]    Compiling jpeg-decoder v0.1.18
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling image v0.22.5
[INFO] [stderr]    Compiling gfx-backend-empty v0.4.0
[INFO] [stderr]    Compiling rendy-descriptor v0.5.1
[INFO] [stderr]    Compiling rendy-memory v0.5.2
[INFO] [stderr]    Compiling clipboard_x11 v0.1.0
[INFO] [stderr]    Compiling iced_futures v0.1.0
[INFO] [stderr]    Compiling iced_native v0.2.0
[INFO] [stderr]    Compiling winres v0.1.11
[INFO] [stderr]    Compiling mojang-auth-checker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling gfx-backend-vulkan v0.4.3
[INFO] [stderr]    Compiling smithay-client-toolkit v0.6.6
[INFO] [stderr]    Compiling smithay-clipboard v0.3.7
[INFO] [stderr]    Compiling winit v0.22.0
[INFO] [stderr]    Compiling clipboard_wayland v0.1.0
[INFO] [stderr]    Compiling wgpu-native v0.4.3
[INFO] [stderr]    Compiling window_clipboard v0.1.1
[INFO] [stderr]    Compiling iced_winit v0.1.0
[INFO] [stderr]    Compiling wgpu v0.4.0
[INFO] [stderr]    Compiling wgpu_glyph v0.7.0
[INFO] [stderr]    Compiling iced_wgpu v0.2.0
[INFO] [stderr]    Compiling iced v0.1.0
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]  --> src/main.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(with_options)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `mojang-auth-checker`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "bed35c2b8f147c7fd62f532f717018a003c46cf17b7cc786086be7ea52f874c4"`
[INFO] running `"docker" "rm" "-f" "bed35c2b8f147c7fd62f532f717018a003c46cf17b7cc786086be7ea52f874c4"`
[INFO] [stdout] bed35c2b8f147c7fd62f532f717018a003c46cf17b7cc786086be7ea52f874c4