[INFO] updating cached repository albertofem/carcasian
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/albertofem/carcasian
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/albertofem/carcasian" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/albertofem/carcasian"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/albertofem/carcasian'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/albertofem/carcasian" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/albertofem/carcasian"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/albertofem/carcasian'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 37fd8432c687747596430ee4fa0c3a89d4ffeba4
[INFO] sha for GitHub repo albertofem/carcasian: 37fd8432c687747596430ee4fa0c3a89d4ffeba4
[INFO] validating manifest of albertofem/carcasian on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of albertofem/carcasian on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing albertofem/carcasian
[INFO] finished frobbing albertofem/carcasian
[INFO] frobbed toml for albertofem/carcasian written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/albertofem/carcasian/Cargo.toml
[INFO] started frobbing albertofem/carcasian
[INFO] finished frobbing albertofem/carcasian
[INFO] frobbed toml for albertofem/carcasian written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/albertofem/carcasian/Cargo.toml
[INFO] crate albertofem/carcasian already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/albertofem/carcasian/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking albertofem/carcasian against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-1/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/albertofem/carcasian:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d6a75e910f73eeed16a626296e2dca58bb6e88bc57af854b6701f65886ff73d0
[INFO] running `"docker" "start" "-a" "d6a75e910f73eeed16a626296e2dca58bb6e88bc57af854b6701f65886ff73d0"`
[INFO] [stderr]     Checking mioco v0.8.1
[INFO] [stderr] error[E0446]: private type `src::sync::mpsc::ReceiverCore<T>` in public interface
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/mioco-0.8.1/src/sync/mpsc.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | struct ReceiverCore<T> {
[INFO] [stderr]    | - `src::sync::mpsc::ReceiverCore<T>` declared as private
[INFO] [stderr] ...
[INFO] [stderr] 35 |     type Raw = ReceiverCore<T>;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't leak private type
[INFO] [stderr] 
[INFO] [stderr] error[E0446]: private type `src::timer::TimerCore` in public interface
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/mioco-0.8.1/src/timer.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | struct TimerCore {
[INFO] [stderr]    | - `src::timer::TimerCore` declared as private
[INFO] [stderr] ...
[INFO] [stderr] 47 |     type Raw = TimerCore;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^ can't leak private type
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0446`.
[INFO] [stderr] error: Could not compile `mioco`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "d6a75e910f73eeed16a626296e2dca58bb6e88bc57af854b6701f65886ff73d0"`
[INFO] running `"docker" "rm" "-f" "d6a75e910f73eeed16a626296e2dca58bb6e88bc57af854b6701f65886ff73d0"`
[INFO] [stdout] d6a75e910f73eeed16a626296e2dca58bb6e88bc57af854b6701f65886ff73d0