[INFO] crate coyoneda 0.5.2 is already in cache
[INFO] extracting crate coyoneda 0.5.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/coyoneda/0.5.2
[INFO] extracting crate coyoneda 0.5.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/coyoneda/0.5.2
[INFO] validating manifest of coyoneda-0.5.2 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 coyoneda-0.5.2 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 coyoneda-0.5.2
[INFO] finished frobbing coyoneda-0.5.2
[INFO] frobbed toml for coyoneda-0.5.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/coyoneda/0.5.2/Cargo.toml
[INFO] started frobbing coyoneda-0.5.2
[INFO] finished frobbing coyoneda-0.5.2
[INFO] frobbed toml for coyoneda-0.5.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/coyoneda/0.5.2/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 coyoneda-0.5.2 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/coyoneda/0.5.2:/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] 03a2cb6eed6e8d43f7a7b889cebc01b0eb2aba901e3cd1cdee5152045572bee7
[INFO] running `"docker" "start" "-a" "03a2cb6eed6e8d43f7a7b889cebc01b0eb2aba901e3cd1cdee5152045572bee7"`
[INFO] [stderr]    Compiling morphism v0.4.1
[INFO] [stderr]    Compiling functor v0.1.2
[INFO] [stderr]    Compiling coyoneda v0.5.2 (/opt/crater/workdir)
[INFO] [stderr] error: type `morphism::Void` is private
[INFO] [stderr]    --> src/lib.rs:142:35
[INFO] [stderr]     |
[INFO] [stderr] 142 |         Coyoneda{point: x, morph: Morphism::new()}
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `coyoneda`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "03a2cb6eed6e8d43f7a7b889cebc01b0eb2aba901e3cd1cdee5152045572bee7"`
[INFO] running `"docker" "rm" "-f" "03a2cb6eed6e8d43f7a7b889cebc01b0eb2aba901e3cd1cdee5152045572bee7"`
[INFO] [stdout] 03a2cb6eed6e8d43f7a7b889cebc01b0eb2aba901e3cd1cdee5152045572bee7