[INFO] fetching crate twitchchat 0.6.4...
[INFO] extracting crate twitchchat 0.6.4 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/twitchchat/0.6.4
[INFO] extracting crate twitchchat 0.6.4 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/twitchchat/0.6.4
[INFO] validating manifest of twitchchat-0.6.4 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 twitchchat-0.6.4 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 twitchchat-0.6.4
[INFO] finished frobbing twitchchat-0.6.4
[INFO] frobbed toml for twitchchat-0.6.4 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/twitchchat/0.6.4/Cargo.toml
[INFO] started frobbing twitchchat-0.6.4
[INFO] finished frobbing twitchchat-0.6.4
[INFO] frobbed toml for twitchchat-0.6.4 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/twitchchat/0.6.4/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 twitchchat-0.6.4 against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-2/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/twitchchat/0.6.4:/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] d0529c017eea2dd97c93dfa72831aea5c626dd78e884e494f0fe03397e94a2eb
[INFO] running `"docker" "start" "-a" "d0529c017eea2dd97c93dfa72831aea5c626dd78e884e494f0fe03397e94a2eb"`
[INFO] [stderr]     Checking twitchchat v0.6.4 (/opt/crater/workdir)
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/twitch/filter.rs:48:44
[INFO] [stderr]    |
[INFO] [stderr] 47 |     ($($t:ident),+ $(,)?) => {
[INFO] [stderr]    |                  - expected repetition
[INFO] [stderr] 48 |         $(impl MessageFilter for commands::$t {
[INFO] [stderr]    |                                            ^^
[INFO] [stderr] ...
[INFO] [stderr] 61 |         })*
[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/twitch/filter.rs:50:25
[INFO] [stderr]    |
[INFO] [stderr] 47 |     ($($t:ident),+ $(,)?) => {
[INFO] [stderr]    |                  - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 50 |                 Filter::$t
[INFO] [stderr]    |                         ^^
[INFO] [stderr] ...
[INFO] [stderr] 61 |         })*
[INFO] [stderr]    |           - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/twitch/filter.rs:54:42
[INFO] [stderr]    |
[INFO] [stderr] 47 |     ($($t:ident),+ $(,)?) => {
[INFO] [stderr]    |                  - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 54 |         impl From<Message> for commands::$t {
[INFO] [stderr]    |                                          ^^
[INFO] [stderr] ...
[INFO] [stderr] 61 |         })*
[INFO] [stderr]    |           - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/twitch/filter.rs:57:30
[INFO] [stderr]    |
[INFO] [stderr] 47 |     ($($t:ident),+ $(,)?) => {
[INFO] [stderr]    |                  - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 57 |                     Message::$t(d @ commands::$t { .. }) => d,
[INFO] [stderr]    |                              ^^
[INFO] [stderr] ...
[INFO] [stderr] 61 |         })*
[INFO] [stderr]    |           - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/twitch/filter.rs:57:47
[INFO] [stderr]    |
[INFO] [stderr] 47 |     ($($t:ident),+ $(,)?) => {
[INFO] [stderr]    |                  - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 57 |                     Message::$t(d @ commands::$t { .. }) => d,
[INFO] [stderr]    |                                               ^^
[INFO] [stderr] ...
[INFO] [stderr] 61 |         })*
[INFO] [stderr]    |           - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/twitch/filter.rs:48:44
[INFO] [stderr]    |
[INFO] [stderr] 47 |     ($($t:ident),+ $(,)?) => {
[INFO] [stderr]    |                  - expected repetition
[INFO] [stderr] 48 |         $(impl MessageFilter for commands::$t {
[INFO] [stderr]    |                                            ^^
[INFO] [stderr] ...
[INFO] [stderr] 61 |         })*
[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/twitch/filter.rs:50:25
[INFO] [stderr]    |
[INFO] [stderr] 47 |     ($($t:ident),+ $(,)?) => {
[INFO] [stderr]    |                  - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 50 |                 Filter::$t
[INFO] [stderr]    |                         ^^
[INFO] [stderr] ...
[INFO] [stderr] 61 |         })*
[INFO] [stderr]    |           - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/twitch/filter.rs:54:42
[INFO] [stderr]    |
[INFO] [stderr] 47 |     ($($t:ident),+ $(,)?) => {
[INFO] [stderr]    |                  - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 54 |         impl From<Message> for commands::$t {
[INFO] [stderr]    |                                          ^^
[INFO] [stderr] ...
[INFO] [stderr] 61 |         })*
[INFO] [stderr]    |           - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/twitch/filter.rs:57:30
[INFO] [stderr]    |
[INFO] [stderr] 47 |     ($($t:ident),+ $(,)?) => {
[INFO] [stderr]    |                  - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 57 |                     Message::$t(d @ commands::$t { .. }) => d,
[INFO] [stderr]    |                              ^^
[INFO] [stderr] ...
[INFO] [stderr] 61 |         })*
[INFO] [stderr]    |           - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/twitch/filter.rs:57:47
[INFO] [stderr]    |
[INFO] [stderr] 47 |     ($($t:ident),+ $(,)?) => {
[INFO] [stderr]    |                  - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 57 |                     Message::$t(d @ commands::$t { .. }) => d,
[INFO] [stderr]    |                                               ^^
[INFO] [stderr] ...
[INFO] [stderr] 61 |         })*
[INFO] [stderr]    |           - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `twitchchat`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `twitchchat`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "d0529c017eea2dd97c93dfa72831aea5c626dd78e884e494f0fe03397e94a2eb"`
[INFO] running `"docker" "rm" "-f" "d0529c017eea2dd97c93dfa72831aea5c626dd78e884e494f0fe03397e94a2eb"`
[INFO] [stdout] d0529c017eea2dd97c93dfa72831aea5c626dd78e884e494f0fe03397e94a2eb