[INFO] fetching crate sherr 0.2.8...
[INFO] extracting crate sherr 0.2.8 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/sherr/0.2.8
[INFO] extracting crate sherr 0.2.8 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/sherr/0.2.8
[INFO] validating manifest of sherr-0.2.8 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 sherr-0.2.8 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 sherr-0.2.8
[INFO] finished frobbing sherr-0.2.8
[INFO] frobbed toml for sherr-0.2.8 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/sherr/0.2.8/Cargo.toml
[INFO] started frobbing sherr-0.2.8
[INFO] finished frobbing sherr-0.2.8
[INFO] frobbed toml for sherr-0.2.8 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/sherr/0.2.8/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking sherr-0.2.8 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/sherr/0.2.8:/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] d2c87bac654dcfabbde59c3e99971b972e8b5867eb5c676d3a93820ab81de059
[INFO] running `"docker" "start" "-a" "d2c87bac654dcfabbde59c3e99971b972e8b5867eb5c676d3a93820ab81de059"`
[INFO] [stderr]     Checking sherr v0.2.8 (/opt/crater/workdir)
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/lib.rs:72:41
[INFO] [stderr]    |
[INFO] [stderr] 71 |     ($($arg:tt)+) => {{
[INFO] [stderr]    |                - expected repetition
[INFO] [stderr] 72 |         error!(target: "diagnostics", $($arg)*);
[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/lib.rs:108:17
[INFO] [stderr]     |
[INFO] [stderr] 106 |     ($($arg:tt)+) => {{
[INFO] [stderr]     |                - expected repetition
[INFO] [stderr] 107 |         diag!("internal error at {}: {:?}", diag_position!(), $crate::backtrace::Backtrace::new());
[INFO] [stderr] 108 |         diag!($($arg)*);
[INFO] [stderr]     |                 ^^^^ - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/lib.rs:121:32
[INFO] [stderr]     |
[INFO] [stderr] 120 |     ($($arg:tt)+) => {{
[INFO] [stderr]     |                - expected repetition
[INFO] [stderr] 121 |         debug_assert!(false, $($arg)*);
[INFO] [stderr]     |                                ^^^^ - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/lib.rs:122:17
[INFO] [stderr]     |
[INFO] [stderr] 120 |     ($($arg:tt)+) => {{
[INFO] [stderr]     |                - expected repetition
[INFO] [stderr] 121 |         debug_assert!(false, $($arg)*);
[INFO] [stderr] 122 |         diag!($($arg)*);
[INFO] [stderr]     |                 ^^^^ - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/lib.rs:134:29
[INFO] [stderr]     |
[INFO] [stderr] 133 |     ($($arg:tt)+) => {{
[INFO] [stderr]     |                - expected repetition
[INFO] [stderr] 134 |         diag_unreachable!($($arg)*);
[INFO] [stderr]     |                             ^^^^ - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/lib.rs:147:32
[INFO] [stderr]     |
[INFO] [stderr] 146 |     ($($arg:tt)+) => {{
[INFO] [stderr]     |                - expected repetition
[INFO] [stderr] 147 |         debug_assert!(false, $($arg)*);
[INFO] [stderr]     |                                ^^^^ - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/lib.rs:148:17
[INFO] [stderr]     |
[INFO] [stderr] 146 |     ($($arg:tt)+) => {{
[INFO] [stderr]     |                - expected repetition
[INFO] [stderr] 147 |         debug_assert!(false, $($arg)*);
[INFO] [stderr] 148 |         diag!($($arg)*);
[INFO] [stderr]     |                 ^^^^ - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/lib.rs:160:29
[INFO] [stderr]     |
[INFO] [stderr] 159 |     ($($arg:tt)+) => {{
[INFO] [stderr]     |                - expected repetition
[INFO] [stderr] 160 |         diag_unreachable!($($arg)*);
[INFO] [stderr]     |                             ^^^^ - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 8 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `sherr`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/lib.rs:72:41
[INFO] [stderr]    |
[INFO] [stderr] 71 |     ($($arg:tt)+) => {{
[INFO] [stderr]    |                - expected repetition
[INFO] [stderr] 72 |         error!(target: "diagnostics", $($arg)*);
[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/lib.rs:108:17
[INFO] [stderr]     |
[INFO] [stderr] 106 |     ($($arg:tt)+) => {{
[INFO] [stderr]     |                - expected repetition
[INFO] [stderr] 107 |         diag!("internal error at {}: {:?}", diag_position!(), $crate::backtrace::Backtrace::new());
[INFO] [stderr] 108 |         diag!($($arg)*);
[INFO] [stderr]     |                 ^^^^ - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/lib.rs:121:32
[INFO] [stderr]     |
[INFO] [stderr] 120 |     ($($arg:tt)+) => {{
[INFO] [stderr]     |                - expected repetition
[INFO] [stderr] 121 |         debug_assert!(false, $($arg)*);
[INFO] [stderr]     |                                ^^^^ - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/lib.rs:122:17
[INFO] [stderr]     |
[INFO] [stderr] 120 |     ($($arg:tt)+) => {{
[INFO] [stderr]     |                - expected repetition
[INFO] [stderr] 121 |         debug_assert!(false, $($arg)*);
[INFO] [stderr] 122 |         diag!($($arg)*);
[INFO] [stderr]     |                 ^^^^ - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/lib.rs:134:29
[INFO] [stderr]     |
[INFO] [stderr] 133 |     ($($arg:tt)+) => {{
[INFO] [stderr]     |                - expected repetition
[INFO] [stderr] 134 |         diag_unreachable!($($arg)*);
[INFO] [stderr]     |                             ^^^^ - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/lib.rs:147:32
[INFO] [stderr]     |
[INFO] [stderr] 146 |     ($($arg:tt)+) => {{
[INFO] [stderr]     |                - expected repetition
[INFO] [stderr] 147 |         debug_assert!(false, $($arg)*);
[INFO] [stderr]     |                                ^^^^ - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/lib.rs:148:17
[INFO] [stderr]     |
[INFO] [stderr] 146 |     ($($arg:tt)+) => {{
[INFO] [stderr]     |                - expected repetition
[INFO] [stderr] 147 |         debug_assert!(false, $($arg)*);
[INFO] [stderr] 148 |         diag!($($arg)*);
[INFO] [stderr]     |                 ^^^^ - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/lib.rs:160:29
[INFO] [stderr]     |
[INFO] [stderr] 159 |     ($($arg:tt)+) => {{
[INFO] [stderr]     |                - expected repetition
[INFO] [stderr] 160 |         diag_unreachable!($($arg)*);
[INFO] [stderr]     |                             ^^^^ - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 8 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `sherr`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "d2c87bac654dcfabbde59c3e99971b972e8b5867eb5c676d3a93820ab81de059"`
[INFO] running `"docker" "rm" "-f" "d2c87bac654dcfabbde59c3e99971b972e8b5867eb5c676d3a93820ab81de059"`
[INFO] [stdout] d2c87bac654dcfabbde59c3e99971b972e8b5867eb5c676d3a93820ab81de059