[INFO] cloning repository https://github.com/thjwhite/rust_playing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thjwhite/rust_playing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthjwhite%2Frust_playing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthjwhite%2Frust_playing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1e2bd18631ec2ac6ccfd4e0e9df811bf8065a3d1
[INFO] testing thjwhite/rust_playing against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthjwhite%2Frust_playing" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thjwhite/rust_playing on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thjwhite/rust_playing
[INFO] finished tweaking git repo https://github.com/thjwhite/rust_playing
[INFO] tweaked toml for git repo https://github.com/thjwhite/rust_playing written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/thjwhite/rust_playing already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytes v0.3.0
[INFO] [stderr]   Downloaded miow v0.1.2
[INFO] [stderr]   Downloaded net2 v0.2.23
[INFO] [stderr]   Downloaded bitflags v0.4.0
[INFO] [stderr]   Downloaded slab v0.1.3
[INFO] [stderr]   Downloaded nix v0.5.0
[INFO] [stderr]   Downloaded libc v0.2.11
[INFO] [stderr]   Downloaded winapi v0.2.6
[INFO] [stderr]   Downloaded mio v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] b1b1d0b80c2f755886ad59c7932ced94220b4d45cc970eaa25ebe4a7b34fbd86
[INFO] running `Command { std: "docker" "start" "-a" "b1b1d0b80c2f755886ad59c7932ced94220b4d45cc970eaa25ebe4a7b34fbd86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1b1d0b80c2f755886ad59c7932ced94220b4d45cc970eaa25ebe4a7b34fbd86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1b1d0b80c2f755886ad59c7932ced94220b4d45cc970eaa25ebe4a7b34fbd86", kill_on_drop: false }`
[INFO] [stdout] b1b1d0b80c2f755886ad59c7932ced94220b4d45cc970eaa25ebe4a7b34fbd86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", 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] f2bfb8be65bc557aca2b04d0983c3b94256859fd85ece4994d317df128040d9f
[INFO] running `Command { std: "docker" "start" "-a" "f2bfb8be65bc557aca2b04d0983c3b94256859fd85ece4994d317df128040d9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.6
[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 net2 v0.2.23
[INFO] [stderr]    Compiling time v0.1.35
[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/github.com-1ecc6299db9ec823/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<'r> extern "C" fn(*mut Box<(dyn FnMut() -> isize + 'r)>) -> i32 {callback}
[INFO] [stdout]     = note: target type: *const for<'r> extern "C" fn(*const Box<(dyn FnMut() -> isize + 'r)>) -> i32
[INFO] [stdout]     = help: cast with `as` to a pointer instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nix` due to 2 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0591`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f2bfb8be65bc557aca2b04d0983c3b94256859fd85ece4994d317df128040d9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2bfb8be65bc557aca2b04d0983c3b94256859fd85ece4994d317df128040d9f", kill_on_drop: false }`
[INFO] [stdout] f2bfb8be65bc557aca2b04d0983c3b94256859fd85ece4994d317df128040d9f