[INFO] cloning repository https://github.com/autumnai/leaf-examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/autumnai/leaf-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fautumnai%2Fleaf-examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fautumnai%2Fleaf-examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 73e491242f258440e19f7a18da1c649f5834a108
[INFO] testing autumnai/leaf-examples against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fautumnai%2Fleaf-examples" "/workspace/builds/worker-31/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-31/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/autumnai/leaf-examples on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/autumnai/leaf-examples
[INFO] finished tweaking git repo https://github.com/autumnai/leaf-examples
[INFO] tweaked toml for git repo https://github.com/autumnai/leaf-examples written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate git repo https://github.com/autumnai/leaf-examples already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9660f48b0ad30021406b60ef009cedcea18307533e9288586fcb117b08962658
[INFO] running `Command { std: "docker" "start" "-a" "9660f48b0ad30021406b60ef009cedcea18307533e9288586fcb117b08962658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9660f48b0ad30021406b60ef009cedcea18307533e9288586fcb117b08962658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9660f48b0ad30021406b60ef009cedcea18307533e9288586fcb117b08962658", kill_on_drop: false }`
[INFO] [stdout] 9660f48b0ad30021406b60ef009cedcea18307533e9288586fcb117b08962658
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0e40ecc1b05c9f7c4236cf0e8833d0c87c9e2ceed16ae32a88c06de5d50ce94
[INFO] running `Command { std: "docker" "start" "-a" "c0e40ecc1b05c9f7c4236cf0e8833d0c87c9e2ceed16ae32a88c06de5d50ce94", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.7
[INFO] [stderr]    Compiling pkg-config v0.3.7
[INFO] [stderr]    Compiling rustc-serialize v0.3.18
[INFO] [stderr]    Compiling bitflags v0.3.3
[INFO] [stderr]    Compiling lazy_static v0.1.15
[INFO] [stderr]    Compiling winapi v0.2.5
[INFO] [stderr]    Compiling gcc v0.3.25
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling libc v0.1.12
[INFO] [stderr]    Compiling rblas v0.0.11
[INFO] [stderr]    Compiling byteorder v0.4.2
[INFO] [stderr]    Compiling linear-map v0.0.4
[INFO] [stderr]    Compiling matches v0.1.2
[INFO] [stderr]    Compiling regex-syntax v0.2.5
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling traitobject v0.0.1
[INFO] [stderr]    Compiling language-tags v0.0.7
[INFO] [stderr]    Compiling httparse v1.1.1
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling byteorder v0.3.13
[INFO] [stderr]    Compiling strsim v0.3.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.1
[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-0.3.18/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: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` due to 2 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0642`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c0e40ecc1b05c9f7c4236cf0e8833d0c87c9e2ceed16ae32a88c06de5d50ce94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0e40ecc1b05c9f7c4236cf0e8833d0c87c9e2ceed16ae32a88c06de5d50ce94", kill_on_drop: false }`
[INFO] [stdout] c0e40ecc1b05c9f7c4236cf0e8833d0c87c9e2ceed16ae32a88c06de5d50ce94