[INFO] fetching crate ruma-events 0.12.0...
[INFO] extracting crate ruma-events 0.12.0 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/ruma-events/0.12.0
[INFO] extracting crate ruma-events 0.12.0 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/ruma-events/0.12.0
[INFO] validating manifest of ruma-events-0.12.0 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 ruma-events-0.12.0 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 ruma-events-0.12.0
[INFO] finished frobbing ruma-events-0.12.0
[INFO] frobbed toml for ruma-events-0.12.0 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/ruma-events/0.12.0/Cargo.toml
[INFO] started frobbing ruma-events-0.12.0
[INFO] finished frobbing ruma-events-0.12.0
[INFO] frobbed toml for ruma-events-0.12.0 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/ruma-events/0.12.0/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 ruma-events-0.12.0 against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-3/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/ruma-events/0.12.0:/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] d7048032a8155045e1c954af17418124e8632ffa11d8c072d6862327866819a8
[INFO] running `"docker" "start" "-a" "d7048032a8155045e1c954af17418124e8632ffa11d8c072d6862327866819a8"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking ring v0.14.6
[INFO] [stderr]     Checking ruma-identifiers v0.12.1
[INFO] [stderr]     Checking ruma-signatures v0.4.2
[INFO] [stderr]     Checking ruma-events v0.12.0 (/opt/crater/workdir)
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]  --> src/macros.rs:6:30
[INFO] [stderr]   |
[INFO] [stderr] 2 |     ($name:ident { $($variant:ident => $s:expr,)+ }) => {
[INFO] [stderr]   |                                                 - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 6 |                     $($name::$variant => $s,)*
[INFO] [stderr]   |                              ^^^^^^^^        - conflicting repetition
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[deny(meta_variable_misuse)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]  --> src/macros.rs:6:42
[INFO] [stderr]   |
[INFO] [stderr] 2 |     ($name:ident { $($variant:ident => $s:expr,)+ }) => {
[INFO] [stderr]   |                                                 - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 6 |                     $($name::$variant => $s,)*
[INFO] [stderr]   |                                          ^^  - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/macros.rs:18:23
[INFO] [stderr]    |
[INFO] [stderr] 2  |     ($name:ident { $($variant:ident => $s:expr,)+ }) => {
[INFO] [stderr]    |                                                 - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 18 |                     $($s => Ok($name::$variant),)*
[INFO] [stderr]    |                       ^^                         - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/macros.rs:18:39
[INFO] [stderr]    |
[INFO] [stderr] 2  |     ($name:ident { $($variant:ident => $s:expr,)+ }) => {
[INFO] [stderr]    |                                                 - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 18 |                     $($s => Ok($name::$variant),)*
[INFO] [stderr]    |                                       ^^^^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]  --> src/macros.rs:6:30
[INFO] [stderr]   |
[INFO] [stderr] 2 |     ($name:ident { $($variant:ident => $s:expr,)+ }) => {
[INFO] [stderr]   |                                                 - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 6 |                     $($name::$variant => $s,)*
[INFO] [stderr]   |                              ^^^^^^^^        - conflicting repetition
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[deny(meta_variable_misuse)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]  --> src/macros.rs:6:42
[INFO] [stderr]   |
[INFO] [stderr] 2 |     ($name:ident { $($variant:ident => $s:expr,)+ }) => {
[INFO] [stderr]   |                                                 - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 6 |                     $($name::$variant => $s,)*
[INFO] [stderr]   |                                          ^^  - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/macros.rs:18:23
[INFO] [stderr]    |
[INFO] [stderr] 2  |     ($name:ident { $($variant:ident => $s:expr,)+ }) => {
[INFO] [stderr]    |                                                 - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 18 |                     $($s => Ok($name::$variant),)*
[INFO] [stderr]    |                       ^^                         - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/macros.rs:18:39
[INFO] [stderr]    |
[INFO] [stderr] 2  |     ($name:ident { $($variant:ident => $s:expr,)+ }) => {
[INFO] [stderr]    |                                                 - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 18 |                     $($s => Ok($name::$variant),)*
[INFO] [stderr]    |                                       ^^^^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `ruma-events`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `ruma-events`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "d7048032a8155045e1c954af17418124e8632ffa11d8c072d6862327866819a8"`
[INFO] running `"docker" "rm" "-f" "d7048032a8155045e1c954af17418124e8632ffa11d8c072d6862327866819a8"`
[INFO] [stdout] d7048032a8155045e1c954af17418124e8632ffa11d8c072d6862327866819a8