[INFO] updating cached repository hejile/connbridge2
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hejile/connbridge2
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hejile/connbridge2" "work/ex/beta-1.38-1/sources/1.37.0/gh/hejile/connbridge2"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/hejile/connbridge2'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hejile/connbridge2" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hejile/connbridge2"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hejile/connbridge2'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6b049812be09538129cc3b00837dd93a9e825926
[INFO] sha for GitHub repo hejile/connbridge2: 6b049812be09538129cc3b00837dd93a9e825926
[INFO] validating manifest of hejile/connbridge2 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 hejile/connbridge2 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 hejile/connbridge2
[INFO] finished frobbing hejile/connbridge2
[INFO] frobbed toml for hejile/connbridge2 written to work/ex/beta-1.38-1/sources/1.37.0/gh/hejile/connbridge2/Cargo.toml
[INFO] started frobbing hejile/connbridge2
[INFO] finished frobbing hejile/connbridge2
[INFO] frobbed toml for hejile/connbridge2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hejile/connbridge2/Cargo.toml
[INFO] crate hejile/connbridge2 already has a lockfile, it will not be regenerated
[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 hejile/connbridge2 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/hejile/connbridge2:/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] 05897bcb4fa28ed066f0aaa18ff8450ea4876c8d541ea42428774a73790bd390
[INFO] running `"docker" "start" "-a" "05897bcb4fa28ed066f0aaa18ff8450ea4876c8d541ea42428774a73790bd390"`
[INFO] [stderr]    Compiling connbridge2 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: expected type, found keyword `mut`
[INFO] [stderr]  --> src/mailbox.rs:5:29
[INFO] [stderr]   |
[INFO] [stderr] 5 |     fn send_msg(&self, msg: mut &[u8]);
[INFO] [stderr]   |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] error: expected `,`, or `}`, found `[`
[INFO] [stderr]   --> src/mailbox.rs:17:17
[INFO] [stderr]    |
[INFO] [stderr] 17 |     read_buf: u8[65536],
[INFO] [stderr]    |                 ^
[INFO] [stderr] 
[INFO] [stderr] error: expected expression, found `}`
[INFO] [stderr]   --> src/mailbox.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     }
[INFO] [stderr]    |     ^ expected expression
[INFO] [stderr] 
[INFO] [stderr] error: unexpected token: `}`
[INFO] [stderr]   --> src/mailbox.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     }
[INFO] [stderr]    |     ^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `connbridge2`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "05897bcb4fa28ed066f0aaa18ff8450ea4876c8d541ea42428774a73790bd390"`
[INFO] running `"docker" "rm" "-f" "05897bcb4fa28ed066f0aaa18ff8450ea4876c8d541ea42428774a73790bd390"`
[INFO] [stdout] 05897bcb4fa28ed066f0aaa18ff8450ea4876c8d541ea42428774a73790bd390