[INFO] updating cached repository https://github.com/oeb25/lide
[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] ca3b59bcdfb1bdc5b1af5c8b75dcfce7eed6b146
[INFO] checking oeb25/lide against beta-2019-10-27 for pr-65897
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foeb25%2Flide" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/oeb25/lide on toolchain beta-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/oeb25/lide
[INFO] removed path dependency mg from git repo https://github.com/oeb25/lide
[INFO] finished tweaking git repo https://github.com/oeb25/lide
[INFO] tweaked toml for git repo https://github.com/oeb25/lide written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/oeb25/lide already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: dependency (mg) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-8/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: dependency (mg) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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=allow" "-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-2019-10-27" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f3423c342299ae00171e959b3805baffe60c4cc3fed117f375dd56cd6ffa0874
[INFO] running `"docker" "start" "-a" "f3423c342299ae00171e959b3805baffe60c4cc3fed117f375dd56cd6ffa0874"`
[INFO] [stderr] warning: dependency (mg) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gio v0.6.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.6.0
[INFO] [stderr]    Compiling pango v0.6.0
[INFO] [stderr]    Compiling cairo-rs v0.6.0
[INFO] [stderr]    Compiling gdk v0.10.0
[INFO] [stderr]    Compiling atk v0.6.0
[INFO] [stderr]    Compiling gtk v0.6.0
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]     Checking any-cache v0.2.3
[INFO] [stderr]    Compiling glib-sys v0.8.0
[INFO] [stderr]    Compiling gobject-sys v0.8.0
[INFO] [stderr]    Compiling gio-sys v0.8.0
[INFO] [stderr]    Compiling pango-sys v0.8.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.8.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.8.0
[INFO] [stderr]    Compiling gdk-sys v0.8.0
[INFO] [stderr]    Compiling atk-sys v0.8.0
[INFO] [stderr]    Compiling gtk-sys v0.8.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking filetime v0.2.7
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling wayland-scanner v0.12.5
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]    Compiling relm-gen-widget v0.16.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking wayland-sys v0.12.5
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking inotify v0.6.1
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling wayland-client v0.12.5
[INFO] [stderr]    Compiling wayland-protocols v0.12.5
[INFO] [stderr]     Checking notify v4.0.14
[INFO] [stderr]    Compiling glutin v0.13.1
[INFO] [stderr]     Checking glib v0.7.1
[INFO] [stderr]     Checking warmy v0.7.3
[INFO] [stderr]    Compiling gl v0.14.0
[INFO] [stderr]    Compiling relm-derive-common v0.16.0
[INFO] [stderr]     Checking wayland-kbd v0.13.1
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking wayland-window v0.13.3
[INFO] [stderr]     Checking image v0.22.3
[INFO] [stderr]     Checking winit v0.11.3
[INFO] [stderr]    Compiling mg-settings-macros v0.4.2
[INFO] [stderr]    Compiling relm-attributes v0.16.0
[INFO] [stderr]    Compiling relm-derive v0.16.0
[INFO] [stderr]     Checking mg-settings v0.4.3
[INFO] [stderr]     Checking relm-core v0.16.0
[INFO] [stderr]     Checking relm-state v0.16.0
[INFO] [stderr]     Checking relm v0.16.0
[INFO] [stderr]     Checking mg v0.11.0
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mg-0.11.0/src/lib.rs:42:1
[INFO] [stderr]    |
[INFO] [stderr] 42 | #![feature(unboxed_closures)]
[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 `mg`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f3423c342299ae00171e959b3805baffe60c4cc3fed117f375dd56cd6ffa0874"`
[INFO] running `"docker" "rm" "-f" "f3423c342299ae00171e959b3805baffe60c4cc3fed117f375dd56cd6ffa0874"`
[INFO] [stdout] f3423c342299ae00171e959b3805baffe60c4cc3fed117f375dd56cd6ffa0874