[INFO] updating cached repository luser/scroll-derive-struct-array
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/luser/scroll-derive-struct-array
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/luser/scroll-derive-struct-array" "work/ex/beta-1.38-1/sources/1.37.0/gh/luser/scroll-derive-struct-array"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/luser/scroll-derive-struct-array'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/luser/scroll-derive-struct-array" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/luser/scroll-derive-struct-array"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/luser/scroll-derive-struct-array'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7b40f258242971e7f6cfa866e8d73fb1dd137185
[INFO] sha for GitHub repo luser/scroll-derive-struct-array: 7b40f258242971e7f6cfa866e8d73fb1dd137185
[INFO] validating manifest of luser/scroll-derive-struct-array 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 luser/scroll-derive-struct-array 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 luser/scroll-derive-struct-array
[INFO] finished frobbing luser/scroll-derive-struct-array
[INFO] frobbed toml for luser/scroll-derive-struct-array written to work/ex/beta-1.38-1/sources/1.37.0/gh/luser/scroll-derive-struct-array/Cargo.toml
[INFO] started frobbing luser/scroll-derive-struct-array
[INFO] finished frobbing luser/scroll-derive-struct-array
[INFO] frobbed toml for luser/scroll-derive-struct-array written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/luser/scroll-derive-struct-array/Cargo.toml
[INFO] crate luser/scroll-derive-struct-array 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 luser/scroll-derive-struct-array against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/luser/scroll-derive-struct-array:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 3f91684a3965a00558284941974b3de423032f0fc336c514748243bc3560c1dc
[INFO] running `"docker" "start" "-a" "3f91684a3965a00558284941974b3de423032f0fc336c514748243bc3560c1dc"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.17
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling scroll_derive v0.9.4
[INFO] [stderr]    Compiling scroll v0.9.0
[INFO] [stderr]    Compiling scroll-derive-struct-array v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]  --> src/main.rs:9:10
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[derive(Pread)]
[INFO] [stderr]   |          ^^^^^ expected struct `A`, found integer
[INFO] [stderr]   |
[INFO] [stderr]   = note: expected type `A`
[INFO] [stderr]              found type `{integer}`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: Could not compile `scroll-derive-struct-array`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "3f91684a3965a00558284941974b3de423032f0fc336c514748243bc3560c1dc"`
[INFO] running `"docker" "rm" "-f" "3f91684a3965a00558284941974b3de423032f0fc336c514748243bc3560c1dc"`
[INFO] [stdout] 3f91684a3965a00558284941974b3de423032f0fc336c514748243bc3560c1dc