[INFO] fetching crate educe 0.0.1...
[INFO] extracting crate educe 0.0.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/educe/0.0.1
[INFO] extracting crate educe 0.0.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/educe/0.0.1
[INFO] validating manifest of educe-0.0.1 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of educe-0.0.1 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing educe-0.0.1
[INFO] finished frobbing educe-0.0.1
[INFO] frobbed toml for educe-0.0.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/educe/0.0.1/Cargo.toml
[INFO] started frobbing educe-0.0.1
[INFO] finished frobbing educe-0.0.1
[INFO] frobbed toml for educe-0.0.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/educe/0.0.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing educe-0.0.1 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/educe/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 6c3e7f1a41ceb577243dbf6f6e443da824c147b35ad2286f70e7a3c538d98566
[INFO] running `"docker" "start" "-a" "6c3e7f1a41ceb577243dbf6f6e443da824c147b35ad2286f70e7a3c538d98566"`
[INFO] [stderr]    Compiling educe v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] error: enum variants on type aliases are experimental
[INFO] [stderr]   --> src/support_traits.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |             Self::Debug => "Debug"
[INFO] [stderr]    |             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: enum variants on type aliases are experimental
[INFO] [stderr]   --> src/support_traits.rs:26:10
[INFO] [stderr]    |
[INFO] [stderr] 26 |         [Self::Debug.as_str()]
[INFO] [stderr]    |          ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: enum variants on type aliases are experimental
[INFO] [stderr]   --> src/trait_handlers/debug/models/type_attribute.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |             Self::Disable => String::new(),
[INFO] [stderr]    |             ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: enum variants on type aliases are experimental
[INFO] [stderr]   --> src/trait_handlers/debug/models/type_attribute.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Self::Default => ident.to_string(),
[INFO] [stderr]    |             ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: enum variants on type aliases are experimental
[INFO] [stderr]   --> src/trait_handlers/debug/models/type_attribute.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |             Self::Custom(s) => s
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: enum variants on type aliases are experimental
[INFO] [stderr]   --> src/trait_handlers/debug/models/field_attribute.rs:16:13
[INFO] [stderr]    |
[INFO] [stderr] 16 |             Self::Default => None,
[INFO] [stderr]    |             ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: enum variants on type aliases are experimental
[INFO] [stderr]   --> src/trait_handlers/debug/models/field_attribute.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |             Self::Custom(s) => Some(s)
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 7 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `educe`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "6c3e7f1a41ceb577243dbf6f6e443da824c147b35ad2286f70e7a3c538d98566"`
[INFO] running `"docker" "rm" "-f" "6c3e7f1a41ceb577243dbf6f6e443da824c147b35ad2286f70e7a3c538d98566"`
[INFO] [stdout] 6c3e7f1a41ceb577243dbf6f6e443da824c147b35ad2286f70e7a3c538d98566