[INFO] fetching crate mio-st 0.2.3... [INFO] checking mio-st-0.2.3 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate mio-st 0.2.3 into /workspace/builds/worker-3-tc1/source [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-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate mio-st 0.2.3 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 30 packages to latest compatible versions [INFO] [stderr] Adding arrayvec v0.4.12 (available: v0.7.6) [INFO] [stderr] Adding env_logger v0.6.2 (available: v0.11.8) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2e93ffd077795fd3678967b9ba3b2d3b5e056d353b14aad7f5a032f348085705 [INFO] running `Command { std: "docker" "start" "-a" "2e93ffd077795fd3678967b9ba3b2d3b5e056d353b14aad7f5a032f348085705", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2e93ffd077795fd3678967b9ba3b2d3b5e056d353b14aad7f5a032f348085705", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e93ffd077795fd3678967b9ba3b2d3b5e056d353b14aad7f5a032f348085705", kill_on_drop: false }` [INFO] [stdout] 2e93ffd077795fd3678967b9ba3b2d3b5e056d353b14aad7f5a032f348085705 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6a45f84c516b7866e51128cb1054511c4c145d79af3d14de2b478faa5cc11898 [INFO] running `Command { std: "docker" "start" "-a" "6a45f84c516b7866e51128cb1054511c4c145d79af3d14de2b478faa5cc11898", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Checking regex-syntax v0.8.6 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking atty v0.2.14 [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:68:45 [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:99:31 [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:100:28 [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:111:68 [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:127:21 [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:27:76 [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: unnecessary transmute [INFO] [stdout] --> src/sys/unix/awakener.rs:41:41 [INFO] [stdout] | [INFO] [stdout] 41 | let buf: [u8; 8] = unsafe { mem::transmute(1u64) }; [INFO] [stdout] | --------------^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `u64::to_ne_bytes` [INFO] [stdout] | [INFO] [stdout] = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[i32; 2]` does not permit being left uninitialized [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] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[epoll_event; 128]` does not permit being left uninitialized [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] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking regex-automata v0.4.10 [INFO] [stderr] Checking regex v1.11.2 [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:68:45 [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:99:31 [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:100:28 [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:111:68 [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:127:21 [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:27:76 [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: unnecessary transmute [INFO] [stdout] --> src/sys/unix/awakener.rs:41:41 [INFO] [stdout] | [INFO] [stdout] 41 | let buf: [u8; 8] = unsafe { mem::transmute(1u64) }; [INFO] [stdout] | --------------^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `u64::to_ne_bytes` [INFO] [stdout] | [INFO] [stdout] = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order [INFO] [stdout] = note: `#[deny(unnecessary_transmutes)]` implied by `#[deny(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the type `[i32; 2]` does not permit being left uninitialized [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] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] = note: `#[deny(invalid_value)]` implied by `#[deny(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the type `[epoll_event; 128]` does not permit being left uninitialized [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] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mio-st` (lib test) due to 9 previous errors [INFO] running `Command { std: "docker" "inspect" "6a45f84c516b7866e51128cb1054511c4c145d79af3d14de2b478faa5cc11898", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a45f84c516b7866e51128cb1054511c4c145d79af3d14de2b478faa5cc11898", kill_on_drop: false }` [INFO] [stdout] 6a45f84c516b7866e51128cb1054511c4c145d79af3d14de2b478faa5cc11898