[INFO] fetching crate parse_cfg 2.0.0...
[INFO] extracting crate parse_cfg 2.0.0 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/parse_cfg/2.0.0
[INFO] extracting crate parse_cfg 2.0.0 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/parse_cfg/2.0.0
[INFO] validating manifest of parse_cfg-2.0.0 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 parse_cfg-2.0.0 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 parse_cfg-2.0.0
[INFO] finished frobbing parse_cfg-2.0.0
[INFO] frobbed toml for parse_cfg-2.0.0 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/parse_cfg/2.0.0/Cargo.toml
[INFO] started frobbing parse_cfg-2.0.0
[INFO] finished frobbing parse_cfg-2.0.0
[INFO] frobbed toml for parse_cfg-2.0.0 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/parse_cfg/2.0.0/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 parse_cfg-2.0.0 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/parse_cfg/2.0.0:/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] ac7134defd3069124cf10604419472c9c4b851b5df82a2ba855b2c7eda710fcd
[INFO] running `"docker" "start" "-a" "ac7134defd3069124cf10604419472c9c4b851b5df82a2ba855b2c7eda710fcd"`
[INFO] [stderr]     Checking parse_cfg v2.0.0 (/opt/crater/workdir)
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]  --> <::nom::sequence::delimited macros>:6:50
[INFO] [stderr]   |
[INFO] [stderr] 2 | $ i : expr , $ submac : ident ! ( $ ( $ args : tt ) * ) , $ ( $ rest : tt ) +
[INFO] [stderr]   |                                                                             - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 6 | $ i , (  ) , $ submac ! ( $ ( $ args ) * ) , $ ( $ rest ) * ) {
[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]  --> <::nom::sequence::delimited macros>:9:42
[INFO] [stderr]   |
[INFO] [stderr] 8 | } } } ) ; ( $ i : expr , $ f : expr , $ ( $ rest : tt ) + ) => (
[INFO] [stderr]   |                                                         - expected repetition
[INFO] [stderr] 9 | delimited ! ( $ i , call ! ( $ f ) , $ ( $ rest ) * ) ; ) ;
[INFO] [stderr]   |                                          ^^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::nom::whitespace::alt_sep macros>:20:46
[INFO] [stderr]    |
[INFO] [stderr] 15 | $ ( $ args : tt ) * ) => { $ gen : expr } | $ ( $ rest : tt ) + ) => (
[INFO] [stderr]    |                                                               - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 20 | { alt_sep ! ( __impl $ i , $ separator , $ ( $ rest ) * ) } , Err ( e ) => Err
[INFO] [stderr]    |                                              ^^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]  --> <::nom::sequence::separated_pair macros>:6:50
[INFO] [stderr]   |
[INFO] [stderr] 2 | $ i : expr , $ submac : ident ! ( $ ( $ args : tt ) * ) , $ ( $ rest : tt ) +
[INFO] [stderr]   |                                                                             - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 6 | $ i , (  ) , $ submac ! ( $ ( $ args ) * ) , $ ( $ rest ) * ) {
[INFO] [stderr]   |                                                  ^^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::nom::sequence::separated_pair macros>:10:47
[INFO] [stderr]    |
[INFO] [stderr] 9  | $ i : expr , $ f : expr , $ ( $ rest : tt ) + ) => (
[INFO] [stderr]    |                                             - expected repetition
[INFO] [stderr] 10 | separated_pair ! ( $ i , call ! ( $ f ) , $ ( $ rest ) * ) ; ) ;
[INFO] [stderr]    |                                               ^^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::nom::bytes::escaped macros>:53:69
[INFO] [stderr]    |
[INFO] [stderr] 50 | expr , $ ( $ rest : tt ) + ) => (
[INFO] [stderr]    |                          - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 53 | __impl_1 $ i , $ submac ! ( $ ( $ args ) * ) , $ control_char , $ ( $ rest ) *
[INFO] [stderr]    |                                                                     ^^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::nom::bytes::escaped macros>:56:66
[INFO] [stderr]    |
[INFO] [stderr] 55 | $ i : expr , $ f : expr , $ control_char : expr , $ ( $ rest : tt ) + ) => (
[INFO] [stderr]    |                                                                     - expected repetition
[INFO] [stderr] 56 | escaped ! ( __impl_1 $ i , call ! ( $ f ) , $ control_char , $ ( $ rest ) * )
[INFO] [stderr]    |                                                                  ^^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]  --> <::nom::sequence::delimited macros>:6:50
[INFO] [stderr]   |
[INFO] [stderr] 2 | $ i : expr , $ submac : ident ! ( $ ( $ args : tt ) * ) , $ ( $ rest : tt ) +
[INFO] [stderr]   |                                                                             - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 6 | $ i , (  ) , $ submac ! ( $ ( $ args ) * ) , $ ( $ rest ) * ) {
[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]  --> <::nom::sequence::delimited macros>:9:42
[INFO] [stderr]   |
[INFO] [stderr] 8 | } } } ) ; ( $ i : expr , $ f : expr , $ ( $ rest : tt ) + ) => (
[INFO] [stderr]   |                                                         - expected repetition
[INFO] [stderr] 9 | delimited ! ( $ i , call ! ( $ f ) , $ ( $ rest ) * ) ; ) ;
[INFO] [stderr]   |                                          ^^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::nom::whitespace::alt_sep macros>:20:46
[INFO] [stderr]    |
[INFO] [stderr] 15 | $ ( $ args : tt ) * ) => { $ gen : expr } | $ ( $ rest : tt ) + ) => (
[INFO] [stderr]    |                                                               - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 20 | { alt_sep ! ( __impl $ i , $ separator , $ ( $ rest ) * ) } , Err ( e ) => Err
[INFO] [stderr]    |                                              ^^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]  --> <::nom::sequence::separated_pair macros>:6:50
[INFO] [stderr]   |
[INFO] [stderr] 2 | $ i : expr , $ submac : ident ! ( $ ( $ args : tt ) * ) , $ ( $ rest : tt ) +
[INFO] [stderr]   |                                                                             - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 6 | $ i , (  ) , $ submac ! ( $ ( $ args ) * ) , $ ( $ rest ) * ) {
[INFO] [stderr]   |                                                  ^^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::nom::sequence::separated_pair macros>:10:47
[INFO] [stderr]    |
[INFO] [stderr] 9  | $ i : expr , $ f : expr , $ ( $ rest : tt ) + ) => (
[INFO] [stderr]    |                                             - expected repetition
[INFO] [stderr] 10 | separated_pair ! ( $ i , call ! ( $ f ) , $ ( $ rest ) * ) ; ) ;
[INFO] [stderr]    |                                               ^^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::nom::bytes::escaped macros>:53:69
[INFO] [stderr]    |
[INFO] [stderr] 50 | expr , $ ( $ rest : tt ) + ) => (
[INFO] [stderr]    |                          - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 53 | __impl_1 $ i , $ submac ! ( $ ( $ args ) * ) , $ control_char , $ ( $ rest ) *
[INFO] [stderr]    |                                                                     ^^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::nom::bytes::escaped macros>:56:66
[INFO] [stderr]    |
[INFO] [stderr] 55 | $ i : expr , $ f : expr , $ control_char : expr , $ ( $ rest : tt ) + ) => (
[INFO] [stderr]    |                                                                     - expected repetition
[INFO] [stderr] 56 | escaped ! ( __impl_1 $ i , call ! ( $ f ) , $ control_char , $ ( $ rest ) * )
[INFO] [stderr]    |                                                                  ^^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 7 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `parse_cfg`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 7 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `parse_cfg`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "ac7134defd3069124cf10604419472c9c4b851b5df82a2ba855b2c7eda710fcd"`
[INFO] running `"docker" "rm" "-f" "ac7134defd3069124cf10604419472c9c4b851b5df82a2ba855b2c7eda710fcd"`
[INFO] [stdout] ac7134defd3069124cf10604419472c9c4b851b5df82a2ba855b2c7eda710fcd