[INFO] fetching crate darling 0.9.0...
[INFO] extracting crate darling 0.9.0 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/darling/0.9.0
[INFO] extracting crate darling 0.9.0 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/darling/0.9.0
[INFO] validating manifest of darling-0.9.0 on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of darling-0.9.0 on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing darling-0.9.0
[INFO] finished frobbing darling-0.9.0
[INFO] frobbed toml for darling-0.9.0 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/darling/0.9.0/Cargo.toml
[INFO] started frobbing darling-0.9.0
[INFO] finished frobbing darling-0.9.0
[INFO] frobbed toml for darling-0.9.0 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/darling/0.9.0/Cargo.toml
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking darling-0.9.0 against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-4/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/darling/0.9.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bc4d02c009d1d33709c1521b38bc14620c1f8b437216a396c2ced9932a954254
[INFO] running `"docker" "start" "-a" "bc4d02c009d1d33709c1521b38bc14620c1f8b437216a396c2ced9932a954254"`
[INFO] [stderr]     Checking darling v0.9.0 (/opt/crater/workdir)
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/macros_public.rs:55:38
[INFO] [stderr]    |
[INFO] [stderr] 46 |     ($impl_type:ty, $first:ident, $($field:ident),+) => {
[INFO] [stderr]    |                                                   - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 55 |                     hits.extend(self.$field.uses_type_params(options, type_set));
[INFO] [stderr]    |                                      ^^^^^^
[INFO] [stderr] 56 |                 )*
[INFO] [stderr]    |                  - conflicting repetition
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(meta_variable_misuse)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/macros_public.rs:92:38
[INFO] [stderr]    |
[INFO] [stderr] 83 |     ($impl_type:ty, $first:ident, $($field:ident),+) => {
[INFO] [stderr]    |                                                   - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 92 |                     hits.extend(self.$field.uses_lifetimes(options, type_set));
[INFO] [stderr]    |                                      ^^^^^^
[INFO] [stderr] 93 |                 )*
[INFO] [stderr]    |                  - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `darling`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/macros_public.rs:55:38
[INFO] [stderr]    |
[INFO] [stderr] 46 |     ($impl_type:ty, $first:ident, $($field:ident),+) => {
[INFO] [stderr]    |                                                   - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 55 |                     hits.extend(self.$field.uses_type_params(options, type_set));
[INFO] [stderr]    |                                      ^^^^^^
[INFO] [stderr] 56 |                 )*
[INFO] [stderr]    |                  - conflicting repetition
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(meta_variable_misuse)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/macros_public.rs:92:38
[INFO] [stderr]    |
[INFO] [stderr] 83 |     ($impl_type:ty, $first:ident, $($field:ident),+) => {
[INFO] [stderr]    |                                                   - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 92 |                     hits.extend(self.$field.uses_lifetimes(options, type_set));
[INFO] [stderr]    |                                      ^^^^^^
[INFO] [stderr] 93 |                 )*
[INFO] [stderr]    |                  - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `darling`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "bc4d02c009d1d33709c1521b38bc14620c1f8b437216a396c2ced9932a954254"`
[INFO] running `"docker" "rm" "-f" "bc4d02c009d1d33709c1521b38bc14620c1f8b437216a396c2ced9932a954254"`
[INFO] [stdout] bc4d02c009d1d33709c1521b38bc14620c1f8b437216a396c2ced9932a954254