[INFO] crate md 0.0.1 is already in cache
[INFO] extracting crate md 0.0.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/md/0.0.1
[INFO] extracting crate md 0.0.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/md/0.0.1
[INFO] validating manifest of md-0.0.1 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of md-0.0.1 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing md-0.0.1
[INFO] finished frobbing md-0.0.1
[INFO] frobbed toml for md-0.0.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/md/0.0.1/Cargo.toml
[INFO] started frobbing md-0.0.1
[INFO] finished frobbing md-0.0.1
[INFO] frobbed toml for md-0.0.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/md/0.0.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing md-0.0.1 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/md/0.0.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] b65874bb96d0fdc13bde21502da447c8e8230108c76c7042cf12d93b6db034ad
[INFO] running `"docker" "start" "-a" "b65874bb96d0fdc13bde21502da447c8e8230108c76c7042cf12d93b6db034ad"`
[INFO] [stderr]    Compiling md v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]  --> src/util.rs:4:25
[INFO] [stderr]   |
[INFO] [stderr] 4 |     fn modify(&self, f: |T| -> T);
[INFO] [stderr]   |                         ^
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]  --> src/util.rs:8:25
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn modify(&self, f: |T| -> T) {
[INFO] [stderr]   |                         ^
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> src/util.rs:43:26
[INFO] [stderr]    |
[INFO] [stderr] 43 | impl<'a> ByteMatcher for |u8|:'a -> bool {
[INFO] [stderr]    |                          ^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `md`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "b65874bb96d0fdc13bde21502da447c8e8230108c76c7042cf12d93b6db034ad"`
[INFO] running `"docker" "rm" "-f" "b65874bb96d0fdc13bde21502da447c8e8230108c76c7042cf12d93b6db034ad"`
[INFO] [stdout] b65874bb96d0fdc13bde21502da447c8e8230108c76c7042cf12d93b6db034ad