[INFO] crate mio-st 0.2.3 is already in cache
[INFO] extracting crate mio-st 0.2.3 into work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/reg/mio-st/0.2.3
[INFO] extracting crate mio-st 0.2.3 into work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/reg/mio-st/0.2.3
[INFO] validating manifest of mio-st-0.2.3 on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mio-st-0.2.3 on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mio-st-0.2.3
[INFO] finished frobbing mio-st-0.2.3
[INFO] frobbed toml for mio-st-0.2.3 written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/reg/mio-st/0.2.3/Cargo.toml
[INFO] started frobbing mio-st-0.2.3
[INFO] finished frobbing mio-st-0.2.3
[INFO] frobbed toml for mio-st-0.2.3 written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/reg/mio-st/0.2.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mio-st-0.2.3 against try#18481b65f318e0b4b20c0fc61340054701719d6c for pr-62507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-4/try#18481b65f318e0b4b20c0fc61340054701719d6c:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/reg/mio-st/0.2.3:/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" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2749834fa352bbe08c02281e44a88eac8d64f9a8b141b7a5f251f367d17138fe
[INFO] running `"docker" "start" "-a" "2749834fa352bbe08c02281e44a88eac8d64f9a8b141b7a5f251f367d17138fe"`
[INFO] [stderr]     Checking mio-st v0.2.3 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/sys/unix/pipe.rs:68:40
[INFO] [stderr]    |
[INFO] [stderr] 68 |     let mut fds: [RawFd; 2] = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::fixed_width_ints::uint32_t': Use u32 instead.
[INFO] [stderr]   --> src/sys/unix/epoll.rs:99:25
[INFO] [stderr]    |
[INFO] [stderr] 99 | fn contains_flag(flags: libc::uint32_t, flag: libc::c_int) -> bool {
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::fixed_width_ints::uint32_t': Use u32 instead.
[INFO] [stderr]    --> src/sys/unix/epoll.rs:100:22
[INFO] [stderr]     |
[INFO] [stderr] 100 |     (flags & flag as libc::uint32_t) != 0
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::fixed_width_ints::uint32_t': Use u32 instead.
[INFO] [stderr]    --> src/sys/unix/epoll.rs:111:62
[INFO] [stderr]     |
[INFO] [stderr] 111 | fn to_epoll_events(interests: Interests, opt: PollOption) -> libc::uint32_t {
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::fixed_width_ints::uint32_t': Use u32 instead.
[INFO] [stderr]    --> src/sys/unix/epoll.rs:127:15
[INFO] [stderr]     |
[INFO] [stderr] 127 |     events as libc::uint32_t
[INFO] [stderr]     |               ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/sys/unix/epoll.rs:27:71
[INFO] [stderr]    |
[INFO] [stderr] 27 |         let mut ep_events: [libc::epoll_event; EVENTS_CAP] = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                                       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/sys/unix/pipe.rs:68:40
[INFO] [stderr]    |
[INFO] [stderr] 68 |     let mut fds: [RawFd; 2] = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:144:24
[INFO] [stderr]    |
[INFO] [stderr] 144| #![cfg_attr(test, deny(warnings))]
[INFO] [stderr]    |                        ^^^^^^^^
[INFO] [stderr]    = note: #[deny(deprecated)] implied by #[deny(warnings)]
[INFO] [stderr] 
[INFO] [stderr] error: use of deprecated item 'libc::fixed_width_ints::uint32_t': Use u32 instead.
[INFO] [stderr]   --> src/sys/unix/epoll.rs:99:25
[INFO] [stderr]    |
[INFO] [stderr] 99 | fn contains_flag(flags: libc::uint32_t, flag: libc::c_int) -> bool {
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: use of deprecated item 'libc::fixed_width_ints::uint32_t': Use u32 instead.
[INFO] [stderr]    --> src/sys/unix/epoll.rs:100:22
[INFO] [stderr]     |
[INFO] [stderr] 100 |     (flags & flag as libc::uint32_t) != 0
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: use of deprecated item 'libc::fixed_width_ints::uint32_t': Use u32 instead.
[INFO] [stderr]    --> src/sys/unix/epoll.rs:111:62
[INFO] [stderr]     |
[INFO] [stderr] 111 | fn to_epoll_events(interests: Interests, opt: PollOption) -> libc::uint32_t {
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: use of deprecated item 'libc::fixed_width_ints::uint32_t': Use u32 instead.
[INFO] [stderr]    --> src/sys/unix/epoll.rs:127:15
[INFO] [stderr]     |
[INFO] [stderr] 127 |     events as libc::uint32_t
[INFO] [stderr]     |               ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/sys/unix/epoll.rs:27:71
[INFO] [stderr]    |
[INFO] [stderr] 27 |         let mut ep_events: [libc::epoll_event; EVENTS_CAP] = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                                       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 6 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `mio-st`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "2749834fa352bbe08c02281e44a88eac8d64f9a8b141b7a5f251f367d17138fe"`
[INFO] running `"docker" "rm" "-f" "2749834fa352bbe08c02281e44a88eac8d64f9a8b141b7a5f251f367d17138fe"`
[INFO] [stdout] 2749834fa352bbe08c02281e44a88eac8d64f9a8b141b7a5f251f367d17138fe