Dec 18 12:07:40.278 INFO checking rotor-0.6.3 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 12:07:40.278 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/rotor/0.6.3:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 12:07:40.652 INFO [stdout] b154f9f392bf531cc9f9d280982163366b74ccb4336e3f3b759c916808315f0a
Dec 18 12:07:40.654 INFO running `"docker" "start" "-a" "b154f9f392bf531cc9f9d280982163366b74ccb4336e3f3b759c916808315f0a"`
Dec 18 12:07:41.788 INFO [stderr]     Checking nix v0.4.3
Dec 18 12:07:41.808 INFO [stderr]     Checking rotor v0.6.3 (/opt/crater/workdir)
Dec 18 12:07:42.556 INFO [stderr] warning: unused import: `scope`
Dec 18 12:07:42.556 INFO [stderr]  --> src/creator.rs:9:38
Dec 18 12:07:42.556 INFO [stderr]   |
Dec 18 12:07:42.556 INFO [stderr] 9 | use scope::{early_scope, EarlyScope, scope, Scope};
Dec 18 12:07:42.556 INFO [stderr]   |                                      ^^^^^
Dec 18 12:07:42.556 INFO [stderr]   |
Dec 18 12:07:42.556 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 12:07:42.556 INFO [stderr] 
Dec 18 12:07:42.560 INFO [stderr] error: extern crate `mio_original` is private, and cannot be re-exported (error E0365), consider declaring with `pub`
Dec 18 12:07:42.560 INFO [stderr]   --> src/lib.rs:42:9
Dec 18 12:07:42.560 INFO [stderr]    |
Dec 18 12:07:42.560 INFO [stderr] 42 | pub use mio_original as mio;
Dec 18 12:07:42.560 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^
Dec 18 12:07:42.560 INFO [stderr]    |
Dec 18 12:07:42.560 INFO [stderr]    = note: #[deny(pub_use_of_private_extern_crate)] on by default
Dec 18 12:07:42.560 INFO [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 18 12:07:42.560 INFO [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
Dec 18 12:07:42.560 INFO [stderr] 
Dec 18 12:07:42.560 INFO [stderr] error: extern crate `void_original` is private, and cannot be re-exported (error E0365), consider declaring with `pub`
Dec 18 12:07:42.560 INFO [stderr]   --> src/lib.rs:45:9
Dec 18 12:07:42.560 INFO [stderr]    |
Dec 18 12:07:42.560 INFO [stderr] 45 | pub use void_original as void;
Dec 18 12:07:42.560 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Dec 18 12:07:42.560 INFO [stderr]    |
Dec 18 12:07:42.560 INFO [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 18 12:07:42.560 INFO [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
Dec 18 12:07:42.560 INFO [stderr] 
Dec 18 12:07:42.865 INFO [stderr] error: aborting due to 2 previous errors
Dec 18 12:07:42.866 INFO [stderr] 
Dec 18 12:07:42.894 INFO [stderr] error: Could not compile `rotor`.
Dec 18 12:07:42.894 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 18 12:07:44.580 INFO [stderr] error: build failed
Dec 18 12:07:45.315 INFO running `"docker" "inspect" "b154f9f392bf531cc9f9d280982163366b74ccb4336e3f3b759c916808315f0a"`
Dec 18 12:07:45.538 INFO running `"docker" "rm" "-f" "b154f9f392bf531cc9f9d280982163366b74ccb4336e3f3b759c916808315f0a"`
Dec 18 12:07:45.882 INFO [stdout] b154f9f392bf531cc9f9d280982163366b74ccb4336e3f3b759c916808315f0a