[INFO] cloning repository https://github.com/johshoff/asteroids-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/johshoff/asteroids-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohshoff%2Fasteroids-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohshoff%2Fasteroids-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 754c74666f34b756fb28fbc7a14aaecf160e9efd
[INFO] building johshoff/asteroids-rs against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohshoff%2Fasteroids-rs" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/johshoff/asteroids-rs on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/johshoff/asteroids-rs
[INFO] finished tweaking git repo https://github.com/johshoff/asteroids-rs
[INFO] tweaked toml for git repo https://github.com/johshoff/asteroids-rs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/johshoff/asteroids-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nalgebra v0.3.0
[INFO] [stderr]   Downloaded capnp v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6cf32816a1631697557394a99cfe38eb7548368ca499bb047aeb7d50e27c69e
[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" "a6cf32816a1631697557394a99cfe38eb7548368ca499bb047aeb7d50e27c69e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6cf32816a1631697557394a99cfe38eb7548368ca499bb047aeb7d50e27c69e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6cf32816a1631697557394a99cfe38eb7548368ca499bb047aeb7d50e27c69e", kill_on_drop: false }`
[INFO] [stdout] a6cf32816a1631697557394a99cfe38eb7548368ca499bb047aeb7d50e27c69e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cc3c08b220e04e68d8ccee462b55eef1f58fcc124bed2562bc4d9d11397d699
[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" "9cc3c08b220e04e68d8ccee462b55eef1f58fcc124bed2562bc4d9d11397d699", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustc-serialize v0.3.16
[INFO] [stderr]    Compiling bytes v0.2.11
[INFO] [stderr]    Compiling slab v0.1.2
[INFO] [stderr]    Compiling dlib v0.1.1
[INFO] [stderr]    Compiling winapi v0.1.23
[INFO] [stderr]    Compiling miniz-sys v0.1.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.2
[INFO] [stderr]    Compiling gif v0.5.0
[INFO] [stderr]    Compiling nix v0.3.9
[INFO] [stderr]    Compiling capnp v0.5.0
[INFO] [stderr]    Compiling advapi32-sys v0.1.2
[INFO] [stderr]    Compiling kernel32-sys v0.1.4
[INFO] [stderr]    Compiling gl_generator v0.0.27
[INFO] [stderr]    Compiling gl_generator v0.0.25
[INFO] [stderr]    Compiling dbghelp-sys v0.1.0
[INFO] [stderr]    Compiling osmesa-sys v0.0.5
[INFO] [stderr]    Compiling x11-dl v2.0.1
[INFO] [stdout] error: `$stype:ty` may be followed by `functions`, which is not allowed for `ty` fragments
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dlib-0.1.1/src/lib.rs:39:11
[INFO] [stdout]    |
[INFO] [stdout] 39 |         $(functions: $(fn $fname: ident($($farg: ty),*) -> $fret:ty),+)|*
[INFO] [stdout]    |           ^^^^^^^^^ not allowed after `ty` fragments
[INFO] [stdout]    |
[INFO] [stdout]    = note: allowed there are: `{`, `[`, `=>`, `,`, `>`, `=`, `:`, `;`, `|`, `as` or `where`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$stype:ty` may be followed by `varargs`, which is not allowed for `ty` fragments
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dlib-0.1.1/src/lib.rs:40:11
[INFO] [stdout]    |
[INFO] [stdout] 40 |         $(varargs: $(fn $vname: ident($($vargs: ty),+ ...) -> $vret: ty),+)|*
[INFO] [stdout]    |           ^^^^^^^ not allowed after `ty` fragments
[INFO] [stdout]    |
[INFO] [stdout]    = note: allowed there are: `{`, `[`, `=>`, `,`, `>`, `=`, `:`, `;`, `|`, `as` or `where`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$fret:ty` may be followed by `varargs`, which is not allowed for `ty` fragments
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dlib-0.1.1/src/lib.rs:40:11
[INFO] [stdout]    |
[INFO] [stdout] 40 |         $(varargs: $(fn $vname: ident($($vargs: ty),+ ...) -> $vret: ty),+)|*
[INFO] [stdout]    |           ^^^^^^^ not allowed after `ty` fragments
[INFO] [stdout]    |
[INFO] [stdout]    = note: allowed there are: `{`, `[`, `=>`, `,`, `>`, `=`, `:`, `;`, `|`, `as` or `where`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$vargs:ty` may be followed by `...`, which is not allowed for `ty` fragments
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dlib-0.1.1/src/lib.rs:40:55
[INFO] [stdout]    |
[INFO] [stdout] 40 |         $(varargs: $(fn $vname: ident($($vargs: ty),+ ...) -> $vret: ty),+)|*
[INFO] [stdout]    |                                                       ^^^ not allowed after `ty` fragments
[INFO] [stdout]    |
[INFO] [stdout]    = note: allowed there are: `{`, `[`, `=>`, `,`, `>`, `=`, `:`, `;`, `|`, `as` or `where`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$stype:ty` may be followed by `functions`, which is not allowed for `ty` fragments
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dlib-0.1.1/src/lib.rs:66:11
[INFO] [stdout]    |
[INFO] [stdout] 66 |         $(functions: $(fn $fname: ident($($farg: ty),*) -> $fret:ty),+)|*
[INFO] [stdout]    |           ^^^^^^^^^ not allowed after `ty` fragments
[INFO] [stdout]    |
[INFO] [stdout]    = note: allowed there are: `{`, `[`, `=>`, `,`, `>`, `=`, `:`, `;`, `|`, `as` or `where`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$stype:ty` may be followed by `varargs`, which is not allowed for `ty` fragments
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dlib-0.1.1/src/lib.rs:67:11
[INFO] [stdout]    |
[INFO] [stdout] 67 |         $(varargs: $(fn $vname: ident($($vargs: ty),+ ...) -> $vret: ty),+)|*
[INFO] [stdout]    |           ^^^^^^^ not allowed after `ty` fragments
[INFO] [stdout]    |
[INFO] [stdout]    = note: allowed there are: `{`, `[`, `=>`, `,`, `>`, `=`, `:`, `;`, `|`, `as` or `where`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$fret:ty` may be followed by `varargs`, which is not allowed for `ty` fragments
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dlib-0.1.1/src/lib.rs:67:11
[INFO] [stdout]    |
[INFO] [stdout] 67 |         $(varargs: $(fn $vname: ident($($vargs: ty),+ ...) -> $vret: ty),+)|*
[INFO] [stdout]    |           ^^^^^^^ not allowed after `ty` fragments
[INFO] [stdout]    |
[INFO] [stdout]    = note: allowed there are: `{`, `[`, `=>`, `,`, `>`, `=`, `:`, `;`, `|`, `as` or `where`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$vargs:ty` may be followed by `...`, which is not allowed for `ty` fragments
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dlib-0.1.1/src/lib.rs:67:55
[INFO] [stdout]    |
[INFO] [stdout] 67 |         $(varargs: $(fn $vname: ident($($vargs: ty),+ ...) -> $vret: ty),+)|*
[INFO] [stdout]    |                                                       ^^^ not allowed after `ty` fragments
[INFO] [stdout]    |
[INFO] [stdout]    = note: allowed there are: `{`, `[`, `=>`, `,`, `>`, `=`, `:`, `;`, `|`, `as` or `where`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$stype:ty` may be followed by `functions`, which is not allowed for `ty` fragments
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dlib-0.1.1/src/lib.rs:83:11
[INFO] [stdout]    |
[INFO] [stdout] 83 |         $(functions: $(fn $fname: ident($($farg: ty),*) -> $fret:ty),+)|*
[INFO] [stdout]    |           ^^^^^^^^^ not allowed after `ty` fragments
[INFO] [stdout]    |
[INFO] [stdout]    = note: allowed there are: `{`, `[`, `=>`, `,`, `>`, `=`, `:`, `;`, `|`, `as` or `where`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$stype:ty` may be followed by `varargs`, which is not allowed for `ty` fragments
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dlib-0.1.1/src/lib.rs:84:11
[INFO] [stdout]    |
[INFO] [stdout] 84 |         $(varargs: $(fn $vname: ident($($vargs: ty),+ ...) -> $vret: ty),+)|*
[INFO] [stdout]    |           ^^^^^^^ not allowed after `ty` fragments
[INFO] [stdout]    |
[INFO] [stdout]    = note: allowed there are: `{`, `[`, `=>`, `,`, `>`, `=`, `:`, `;`, `|`, `as` or `where`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$fret:ty` may be followed by `varargs`, which is not allowed for `ty` fragments
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dlib-0.1.1/src/lib.rs:84:11
[INFO] [stdout]    |
[INFO] [stdout] 84 |         $(varargs: $(fn $vname: ident($($vargs: ty),+ ...) -> $vret: ty),+)|*
[INFO] [stdout]    |           ^^^^^^^ not allowed after `ty` fragments
[INFO] [stdout]    |
[INFO] [stdout]    = note: allowed there are: `{`, `[`, `=>`, `,`, `>`, `=`, `:`, `;`, `|`, `as` or `where`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$vargs:ty` may be followed by `...`, which is not allowed for `ty` fragments
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dlib-0.1.1/src/lib.rs:84:55
[INFO] [stdout]    |
[INFO] [stdout] 84 |         $(varargs: $(fn $vname: ident($($vargs: ty),+ ...) -> $vret: ty),+)|*
[INFO] [stdout]    |                                                       ^^^ not allowed after `ty` fragments
[INFO] [stdout]    |
[INFO] [stdout]    = note: allowed there are: `{`, `[`, `=>`, `,`, `>`, `=`, `:`, `;`, `|`, `as` or `where`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$stype:ty` may be followed by `functions`, which is not allowed for `ty` fragments
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dlib-0.1.1/src/lib.rs:134:11
[INFO] [stdout]     |
[INFO] [stdout] 134 |         $(functions: $(fn $fname: ident($($farg: ty),*) -> $fret:ty),+)|*
[INFO] [stdout]     |           ^^^^^^^^^ not allowed after `ty` fragments
[INFO] [stdout]     |
[INFO] [stdout]     = note: allowed there are: `{`, `[`, `=>`, `,`, `>`, `=`, `:`, `;`, `|`, `as` or `where`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$stype:ty` may be followed by `varargs`, which is not allowed for `ty` fragments
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dlib-0.1.1/src/lib.rs:135:11
[INFO] [stdout]     |
[INFO] [stdout] 135 |         $(varargs: $(fn $vname: ident($($vargs: ty),+ ...) -> $vret: ty),+)|*
[INFO] [stdout]     |           ^^^^^^^ not allowed after `ty` fragments
[INFO] [stdout]     |
[INFO] [stdout]     = note: allowed there are: `{`, `[`, `=>`, `,`, `>`, `=`, `:`, `;`, `|`, `as` or `where`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$fret:ty` may be followed by `varargs`, which is not allowed for `ty` fragments
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dlib-0.1.1/src/lib.rs:135:11
[INFO] [stdout]     |
[INFO] [stdout] 135 |         $(varargs: $(fn $vname: ident($($vargs: ty),+ ...) -> $vret: ty),+)|*
[INFO] [stdout]     |           ^^^^^^^ not allowed after `ty` fragments
[INFO] [stdout]     |
[INFO] [stdout]     = note: allowed there are: `{`, `[`, `=>`, `,`, `>`, `=`, `:`, `;`, `|`, `as` or `where`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$vargs:ty` may be followed by `...`, which is not allowed for `ty` fragments
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dlib-0.1.1/src/lib.rs:135:55
[INFO] [stdout]     |
[INFO] [stdout] 135 |         $(varargs: $(fn $vname: ident($($vargs: ty),+ ...) -> $vret: ty),+)|*
[INFO] [stdout]     |                                                       ^^^ not allowed after `ty` fragments
[INFO] [stdout]     |
[INFO] [stdout]     = note: allowed there are: `{`, `[`, `=>`, `,`, `>`, `=`, `:`, `;`, `|`, `as` or `where`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$stype:ty` may be followed by `functions`, which is not allowed for `ty` fragments
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dlib-0.1.1/src/lib.rs:172:11
[INFO] [stdout]     |
[INFO] [stdout] 172 |         $(functions: $(fn $fname: ident($($farg: ty),*) -> $fret:ty),+)|*
[INFO] [stdout]     |           ^^^^^^^^^ not allowed after `ty` fragments
[INFO] [stdout]     |
[INFO] [stdout]     = note: allowed there are: `{`, `[`, `=>`, `,`, `>`, `=`, `:`, `;`, `|`, `as` or `where`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$stype:ty` may be followed by `varargs`, which is not allowed for `ty` fragments
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dlib-0.1.1/src/lib.rs:173:11
[INFO] [stdout]     |
[INFO] [stdout] 173 |         $(varargs: $(fn $vname: ident($($vargs: ty),+ ...) -> $vret: ty),+)|*
[INFO] [stdout]     |           ^^^^^^^ not allowed after `ty` fragments
[INFO] [stdout]     |
[INFO] [stdout]     = note: allowed there are: `{`, `[`, `=>`, `,`, `>`, `=`, `:`, `;`, `|`, `as` or `where`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$fret:ty` may be followed by `varargs`, which is not allowed for `ty` fragments
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dlib-0.1.1/src/lib.rs:173:11
[INFO] [stdout]     |
[INFO] [stdout] 173 |         $(varargs: $(fn $vname: ident($($vargs: ty),+ ...) -> $vret: ty),+)|*
[INFO] [stdout]     |           ^^^^^^^ not allowed after `ty` fragments
[INFO] [stdout]     |
[INFO] [stdout]     = note: allowed there are: `{`, `[`, `=>`, `,`, `>`, `=`, `:`, `;`, `|`, `as` or `where`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$vargs:ty` may be followed by `...`, which is not allowed for `ty` fragments
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dlib-0.1.1/src/lib.rs:173:55
[INFO] [stdout]     |
[INFO] [stdout] 173 |         $(varargs: $(fn $vname: ident($($vargs: ty),+ ...) -> $vret: ty),+)|*
[INFO] [stdout]     |                                                       ^^^ not allowed after `ty` fragments
[INFO] [stdout]     |
[INFO] [stdout]     = note: allowed there are: `{`, `[`, `=>`, `,`, `>`, `=`, `:`, `;`, `|`, `as` or `where`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 20 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dlib`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.16/src/serialize.rs:145:45
[INFO] [stdout]     |
[INFO] [stdout] 145 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `*reff` as immutable because it is also borrowed as mutable
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/capnp-0.5.0/src/private/layout.rs:630:47
[INFO] [stdout]     |
[INFO] [stdout] 630 |         let ptr = try!(follow_fars(&mut reff, (*reff).target(), &mut segment));
[INFO] [stdout]     |                        ----------- ---------  ^^^^^^^ immutable borrow occurs here
[INFO] [stdout]     |                        |           |
[INFO] [stdout]     |                        |           mutable borrow occurs here
[INFO] [stdout]     |                        mutable borrow later used by call
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0591]: can't transmute zero-sized type
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nix-0.3.9/src/sched.rs:168:20
[INFO] [stdout]     |
[INFO] [stdout] 168 |         ffi::clone(mem::transmute(callback), ptr as *mut c_void, flags, &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] [stdout] For more information about this error, try `rustc --explain E0502`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0591`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0642`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9cc3c08b220e04e68d8ccee462b55eef1f58fcc124bed2562bc4d9d11397d699", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cc3c08b220e04e68d8ccee462b55eef1f58fcc124bed2562bc4d9d11397d699", kill_on_drop: false }`
[INFO] [stdout] 9cc3c08b220e04e68d8ccee462b55eef1f58fcc124bed2562bc4d9d11397d699
