[INFO] cloning repository https://github.com/lk86/rust-fifo-ex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lk86/rust-fifo-ex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flk86%2Frust-fifo-ex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flk86%2Frust-fifo-ex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4aff655081997fa47718b5a1e7fcb6fd677bfc4f
[INFO] testing lk86/rust-fifo-ex/4aff655081997fa47718b5a1e7fcb6fd677bfc4f against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flk86%2Frust-fifo-ex" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lk86/rust-fifo-ex
[INFO] finished tweaking git repo https://github.com/lk86/rust-fifo-ex
[INFO] tweaked toml for git repo https://github.com/lk86/rust-fifo-ex written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lk86/rust-fifo-ex on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lk86/rust-fifo-ex already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded winapi v0.2.7
[INFO] [stderr]   Downloaded mio v0.5.1
[INFO] [stderr]   Downloaded nix v0.5.0
[INFO] [stderr]   Downloaded slab v0.1.3
[INFO] [stderr]   Downloaded net2 v0.2.23
[INFO] [stderr]   Downloaded libc v0.2.11
[INFO] [stderr]   Downloaded miow v0.1.2
[INFO] [stderr]   Downloaded bitflags v0.4.0
[INFO] [stderr]   Downloaded bytes v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b73882b87b16cf99b572297140f91b11f5d14223422e6e377827acaf548cea4e
[INFO] running `Command { std: "docker" "start" "-a" "b73882b87b16cf99b572297140f91b11f5d14223422e6e377827acaf548cea4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b73882b87b16cf99b572297140f91b11f5d14223422e6e377827acaf548cea4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b73882b87b16cf99b572297140f91b11f5d14223422e6e377827acaf548cea4e", kill_on_drop: false }`
[INFO] [stdout] b73882b87b16cf99b572297140f91b11f5d14223422e6e377827acaf548cea4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 792988a0894874fd6301d946672405bb170643bd794b17e1e94eaf99ebd87ef6
[INFO] running `Command { std: "docker" "start" "-a" "792988a0894874fd6301d946672405bb170643bd794b17e1e94eaf99ebd87ef6", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.7
[INFO] [stderr]    Compiling libc v0.2.11
[INFO] [stderr]    Compiling cfg-if v0.1.0
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling bytes v0.3.0
[INFO] [stderr]    Compiling slab v0.1.3
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]    Compiling nix v0.5.0
[INFO] [stderr]    Compiling time v0.1.35
[INFO] [stderr]    Compiling net2 v0.2.23
[INFO] [stderr]    Compiling miow v0.1.2
[INFO] [stdout] error[E0591]: can't transmute zero-sized type
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.5.0/src/sched.rs:192:20
[INFO] [stdout]     |
[INFO] [stdout] 192 |         ffi::clone(mem::transmute(callback), ptr as *mut c_void, flags.bits(), &mut cb)
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: source type: for<'a> extern "C" fn(*mut Box<(dyn FnMut() -> isize + 'a)>) -> i32 {callback}
[INFO] [stdout]     = note: target type: *const for<'a> extern "C" fn(*const Box<(dyn FnMut() -> isize + 'a)>) -> i32
[INFO] [stdout]     = help: cast with `as` to a pointer instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0591`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nix` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "792988a0894874fd6301d946672405bb170643bd794b17e1e94eaf99ebd87ef6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "792988a0894874fd6301d946672405bb170643bd794b17e1e94eaf99ebd87ef6", kill_on_drop: false }`
[INFO] [stdout] 792988a0894874fd6301d946672405bb170643bd794b17e1e94eaf99ebd87ef6