[INFO] cloning repository https://github.com/imjacobclark/Herd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/imjacobclark/Herd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimjacobclark%2FHerd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimjacobclark%2FHerd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f9fda4c5d1aca47588b0ad2191796df27de6f36e
[INFO] checking imjacobclark/Herd against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimjacobclark%2FHerd" "/workspace/builds/worker-26/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-26/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/imjacobclark/Herd on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/imjacobclark/Herd
[INFO] finished tweaking git repo https://github.com/imjacobclark/Herd
[INFO] tweaked toml for git repo https://github.com/imjacobclark/Herd written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] crate git repo https://github.com/imjacobclark/Herd already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a739a671515a332e5bb0062bb159a6e3a06150ee86fb1cfb9c97e1f13cd73973
[INFO] running `Command { std: "docker" "start" "-a" "a739a671515a332e5bb0062bb159a6e3a06150ee86fb1cfb9c97e1f13cd73973", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a739a671515a332e5bb0062bb159a6e3a06150ee86fb1cfb9c97e1f13cd73973", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a739a671515a332e5bb0062bb159a6e3a06150ee86fb1cfb9c97e1f13cd73973", kill_on_drop: false }`
[INFO] [stdout] a739a671515a332e5bb0062bb159a6e3a06150ee86fb1cfb9c97e1f13cd73973
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5194f205203c3678eb4052264275a3b9479d9ef08c6252d19967d6b92ee50f1
[INFO] running `Command { std: "docker" "start" "-a" "e5194f205203c3678eb4052264275a3b9479d9ef08c6252d19967d6b92ee50f1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.11
[INFO] [stderr]    Compiling pkg-config v0.3.8
[INFO] [stderr]    Compiling gcc v0.3.28
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking matches v0.1.2
[INFO] [stderr]     Checking lazy_static v0.2.1
[INFO] [stderr]     Checking log v0.3.6
[INFO] [stderr]     Checking unicode-normalization v0.1.2
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking winapi v0.2.7
[INFO] [stderr]     Checking rustc-serialize v0.3.19
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking ansi_term v0.7.2
[INFO] [stderr]     Checking httparse v1.1.2
[INFO] [stderr]     Checking strsim v0.4.1
[INFO] [stderr]     Checking bitflags v0.5.0
[INFO] [stderr]     Checking unicode-width v0.1.3
[INFO] [stderr]     Checking traitobject v0.0.1
[INFO] [stderr]     Checking vec_map v0.6.0
[INFO] [stderr]     Checking yaml-rust v0.3.2
[INFO] [stderr]     Checking threadpool v1.3.0
[INFO] [stderr]     Checking unicode-bidi v0.2.3
[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-0.3.19/src/serialize.rs:147:45
[INFO] [stdout]     |
[INFO] [stdout] 147 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling openssl-sys-extras v0.7.13
[INFO] [stderr]    Compiling openssl v0.7.13
[INFO] [stderr]     Checking hpack v0.2.0
[INFO] [stderr]     Checking num_cpus v0.2.12
[INFO] [stderr]     Checking mime v0.2.0
[INFO] [stderr]     Checking clap v2.5.1
[INFO] [stderr]     Checking nix v0.5.0
[INFO] [stderr]    Compiling openssl-sys v0.7.13
[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: could not compile `rustc-serialize` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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] [stdout] For more information about this error, try `rustc --explain E0591`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e5194f205203c3678eb4052264275a3b9479d9ef08c6252d19967d6b92ee50f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5194f205203c3678eb4052264275a3b9479d9ef08c6252d19967d6b92ee50f1", kill_on_drop: false }`
[INFO] [stdout] e5194f205203c3678eb4052264275a3b9479d9ef08c6252d19967d6b92ee50f1