[INFO] crate relm-derive 0.15.0 is already in cache
[INFO] extracting crate relm-derive 0.15.0 into work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/reg/relm-derive/0.15.0
[INFO] extracting crate relm-derive 0.15.0 into work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/reg/relm-derive/0.15.0
[INFO] validating manifest of relm-derive-0.15.0 on toolchain master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of relm-derive-0.15.0 on toolchain try#29640c57b5f92febba0e40c50cb863c9a7ede51d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing relm-derive-0.15.0
[INFO] finished frobbing relm-derive-0.15.0
[INFO] frobbed toml for relm-derive-0.15.0 written to work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/reg/relm-derive/0.15.0/Cargo.toml
[INFO] started frobbing relm-derive-0.15.0
[INFO] finished frobbing relm-derive-0.15.0
[INFO] frobbed toml for relm-derive-0.15.0 written to work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/reg/relm-derive/0.15.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking relm-derive-0.15.0 against try#29640c57b5f92febba0e40c50cb863c9a7ede51d for pr-57745
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57745/worker-2/try#29640c57b5f92febba0e40c50cb863c9a7ede51d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/reg/relm-derive/0.15.0:/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=forbid" "-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" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0de578f59f5441c0a94b232ee1b567d2dbf49297400eb31c2f6203ba408b41a8
[INFO] running `"docker" "start" "-a" "0de578f59f5441c0a94b232ee1b567d2dbf49297400eb31c2f6203ba408b41a8"`
[INFO] [stderr]     Checking syn v0.15.26
[INFO] [stderr]     Checking syn v0.14.9
[INFO] [stderr]     Checking relm-gen-widget v0.15.2
[INFO] [stderr]     Checking relm-derive-common v0.15.2
[INFO] [stderr]     Checking relm-derive v0.15.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved imports `syn::Item`, `syn::ItemStruct`
[INFO] [stderr]   --> src/lib.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     Item,
[INFO] [stderr]    |     ^^^^ no `Item` in the root
[INFO] [stderr] 20 |     ItemStruct,
[INFO] [stderr]    |     ^^^^^^^^^^ no `ItemStruct` in the root
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `syn::spanned::Spanned`
[INFO] [stderr]   --> src/lib.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | use syn::spanned::Spanned;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `relm-derive`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0432]: unresolved imports `syn::Item`, `syn::ItemStruct`
[INFO] [stderr]   --> src/lib.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     Item,
[INFO] [stderr]    |     ^^^^ no `Item` in the root
[INFO] [stderr] 20 |     ItemStruct,
[INFO] [stderr]    |     ^^^^^^^^^^ no `ItemStruct` in the root
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `syn::spanned::Spanned`
[INFO] [stderr]   --> src/lib.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | use syn::spanned::Spanned;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `relm-derive`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "0de578f59f5441c0a94b232ee1b567d2dbf49297400eb31c2f6203ba408b41a8"`
[INFO] running `"docker" "rm" "-f" "0de578f59f5441c0a94b232ee1b567d2dbf49297400eb31c2f6203ba408b41a8"`
[INFO] [stdout] 0de578f59f5441c0a94b232ee1b567d2dbf49297400eb31c2f6203ba408b41a8