[INFO] fetching crate mio-st 0.2.3...
[INFO] checking mio-st-0.2.3 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate mio-st 0.2.3 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate mio-st 0.2.3 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", 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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 09a536d8806d1b02179b9abbbbb41a553461c8762a63992c21a3d73d3585aa3d
[INFO] running `Command { std: "docker" "start" "-a" "09a536d8806d1b02179b9abbbbb41a553461c8762a63992c21a3d73d3585aa3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09a536d8806d1b02179b9abbbbb41a553461c8762a63992c21a3d73d3585aa3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09a536d8806d1b02179b9abbbbb41a553461c8762a63992c21a3d73d3585aa3d", kill_on_drop: false }`
[INFO] [stdout] 09a536d8806d1b02179b9abbbbb41a553461c8762a63992c21a3d73d3585aa3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c54e10782bd05170d8f17e5886d4af697e635c2e6acbdb0541087a8a68bd93d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3c54e10782bd05170d8f17e5886d4af697e635c2e6acbdb0541087a8a68bd93d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking mio-st v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking env_logger v0.6.2
[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] [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" "3c54e10782bd05170d8f17e5886d4af697e635c2e6acbdb0541087a8a68bd93d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c54e10782bd05170d8f17e5886d4af697e635c2e6acbdb0541087a8a68bd93d", kill_on_drop: false }`
[INFO] [stdout] 3c54e10782bd05170d8f17e5886d4af697e635c2e6acbdb0541087a8a68bd93d