[INFO] fetching crate mio-st 0.2.3...
[INFO] checking mio-st-0.2.3 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate mio-st 0.2.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate mio-st 0.2.3 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mio-st 0.2.3
[INFO] finished tweaking crates.io crate mio-st 0.2.3
[INFO] tweaked toml for crates.io crate mio-st 0.2.3 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a354f37770425441ea558ad8687ee2a17d6bcb0abc4c3d454e6cedaf38189e1
[INFO] running `Command { std: "docker" "start" "-a" "5a354f37770425441ea558ad8687ee2a17d6bcb0abc4c3d454e6cedaf38189e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a354f37770425441ea558ad8687ee2a17d6bcb0abc4c3d454e6cedaf38189e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a354f37770425441ea558ad8687ee2a17d6bcb0abc4c3d454e6cedaf38189e1", kill_on_drop: false }`
[INFO] [stdout] 5a354f37770425441ea558ad8687ee2a17d6bcb0abc4c3d454e6cedaf38189e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fefd597e5d126e783ae58b92ad2daca6db18bc414bc0cfdb9b19222e4c087e57
[INFO] running `Command { std: "docker" "start" "-a" "fefd597e5d126e783ae58b92ad2daca6db18bc414bc0cfdb9b19222e4c087e57", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking mio-st v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/sys/unix/pipe.rs:68:40
[INFO] [stdout]    |
[INFO] [stdout] 68 |     let mut fds: [RawFd; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint32_t`: Use u32 instead.
[INFO] [stdout]   --> src/sys/unix/epoll.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 | fn contains_flag(flags: libc::uint32_t, flag: libc::c_int) -> bool {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint32_t`: Use u32 instead.
[INFO] [stdout]    --> src/sys/unix/epoll.rs:100:22
[INFO] [stdout]     |
[INFO] [stdout] 100 |     (flags & flag as libc::uint32_t) != 0
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint32_t`: Use u32 instead.
[INFO] [stdout]    --> src/sys/unix/epoll.rs:111:62
[INFO] [stdout]     |
[INFO] [stdout] 111 | fn to_epoll_events(interests: Interests, opt: PollOption) -> libc::uint32_t {
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint32_t`: Use u32 instead.
[INFO] [stdout]    --> src/sys/unix/epoll.rs:127:15
[INFO] [stdout]     |
[INFO] [stdout] 127 |     events as libc::uint32_t
[INFO] [stdout]     |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/sys/unix/epoll.rs:27:71
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let mut ep_events: [libc::epoll_event; EVENTS_CAP] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stdout] error: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/sys/unix/pipe.rs:68:40
[INFO] [stdout]     |
[INFO] [stdout] 68  |     let mut fds: [RawFd; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:144:24
[INFO] [stdout]     |
[INFO] [stdout] 144 | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated type alias `libc::uint32_t`: Use u32 instead.
[INFO] [stdout]   --> src/sys/unix/epoll.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 | fn contains_flag(flags: libc::uint32_t, flag: libc::c_int) -> bool {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated type alias `libc::uint32_t`: Use u32 instead.
[INFO] [stdout]    --> src/sys/unix/epoll.rs:100:22
[INFO] [stdout]     |
[INFO] [stdout] 100 |     (flags & flag as libc::uint32_t) != 0
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated type alias `libc::uint32_t`: Use u32 instead.
[INFO] [stdout]    --> src/sys/unix/epoll.rs:111:62
[INFO] [stdout]     |
[INFO] [stdout] 111 | fn to_epoll_events(interests: Interests, opt: PollOption) -> libc::uint32_t {
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated type alias `libc::uint32_t`: Use u32 instead.
[INFO] [stdout]    --> src/sys/unix/epoll.rs:127:15
[INFO] [stdout]     |
[INFO] [stdout] 127 |     events as libc::uint32_t
[INFO] [stdout]     |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/sys/unix/epoll.rs:27:71
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let mut ep_events: [libc::epoll_event; EVENTS_CAP] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mio-st`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "fefd597e5d126e783ae58b92ad2daca6db18bc414bc0cfdb9b19222e4c087e57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fefd597e5d126e783ae58b92ad2daca6db18bc414bc0cfdb9b19222e4c087e57", kill_on_drop: false }`
[INFO] [stdout] fefd597e5d126e783ae58b92ad2daca6db18bc414bc0cfdb9b19222e4c087e57