[INFO] cloning repository Mcat12/fsm
[INFO] running `"git" "clone" "--bare" "git://github.com/Mcat12/fsm.git" "work/cache/sources/gh/Mcat12/fsm"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/Mcat12/fsm'...
[INFO] running `"git" "clone" "work/cache/sources/gh/Mcat12/fsm" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Mcat12/fsm"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Mcat12/fsm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Mcat12/fsm" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/Mcat12/fsm"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/Mcat12/fsm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3a688d6fb27e0f9a5d8237843c7c6d09f225de9d
[INFO] sha for GitHub repo Mcat12/fsm: 3a688d6fb27e0f9a5d8237843c7c6d09f225de9d
[INFO] validating manifest of Mcat12/fsm 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 Mcat12/fsm 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 Mcat12/fsm
[INFO] finished frobbing Mcat12/fsm
[INFO] frobbed toml for Mcat12/fsm written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Mcat12/fsm/Cargo.toml
[INFO] started frobbing Mcat12/fsm
[INFO] finished frobbing Mcat12/fsm
[INFO] frobbed toml for Mcat12/fsm written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/Mcat12/fsm/Cargo.toml
[INFO] crate Mcat12/fsm already has a lockfile, it will not be regenerated
[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 Mcat12/fsm 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/gh/Mcat12/fsm:/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] 68bff7b005b4776de858d273af2d4b5dc539b87c867001cc69c1cdfcfb3e3c5e
[INFO] running `"docker" "start" "-a" "68bff7b005b4776de858d273af2d4b5dc539b87c867001cc69c1cdfcfb3e3c5e"`
[INFO] [stderr]     Checking fsm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/dfa.rs:16:17
[INFO] [stderr]    |
[INFO] [stderr] 9  |         {$($letter: ident),+},
[INFO] [stderr]    |                            - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 16 |             let $letter = Symbol::new(stringify!($letter).chars().next().unwrap());
[INFO] [stderr]    |                 ^^^^^^^
[INFO] [stderr] 17 |         )*
[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/dfa.rs:16:50
[INFO] [stderr]    |
[INFO] [stderr] 9  |         {$($letter: ident),+},
[INFO] [stderr]    |                            - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 16 |             let $letter = Symbol::new(stringify!($letter).chars().next().unwrap());
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr] 17 |         )*
[INFO] [stderr]    |          - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/dfa.rs:21:28
[INFO] [stderr]    |
[INFO] [stderr] 10 |         {$($state: ident),+},
[INFO] [stderr]    |                           - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 21 |                 stringify!($state),
[INFO] [stderr]    |                            ^^^^^^
[INFO] [stderr] 22 |             )*
[INFO] [stderr]    |              - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/dfa.rs:26:21
[INFO] [stderr]    |
[INFO] [stderr] 10 |         {$($state: ident),+},
[INFO] [stderr]    |                           - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 26 |             let mut $state: HashMap<Symbol, usize> = HashMap::new();
[INFO] [stderr]    |                     ^^^^^^
[INFO] [stderr] 27 |         )*
[INFO] [stderr]    |          - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/dfa.rs:37:38
[INFO] [stderr]    |
[INFO] [stderr] 10 |         {$($state: ident),+},
[INFO] [stderr]    |                           - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 37 |             State { name: stringify!($state).to_owned(), transitions: $state },
[INFO] [stderr]    |                                      ^^^^^^
[INFO] [stderr] 38 |         )*];
[INFO] [stderr]    |          - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/dfa.rs:37:71
[INFO] [stderr]    |
[INFO] [stderr] 10 |         {$($state: ident),+},
[INFO] [stderr]    |                           - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 37 |             State { name: stringify!($state).to_owned(), transitions: $state },
[INFO] [stderr]    |                                                                       ^^^^^^
[INFO] [stderr] 38 |         )*];
[INFO] [stderr]    |          - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/dfa.rs:43:29
[INFO] [stderr]    |
[INFO] [stderr] 9  |         {$($letter: ident),+},
[INFO] [stderr]    |                            - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 43 |             alphabet.insert($letter);
[INFO] [stderr]    |                             ^^^^^^^
[INFO] [stderr] 44 |         )*
[INFO] [stderr]    |          - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/dfa.rs:16:17
[INFO] [stderr]    |
[INFO] [stderr] 9  |         {$($letter: ident),+},
[INFO] [stderr]    |                            - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 16 |             let $letter = Symbol::new(stringify!($letter).chars().next().unwrap());
[INFO] [stderr]    |                 ^^^^^^^
[INFO] [stderr] 17 |         )*
[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/dfa.rs:16:50
[INFO] [stderr]    |
[INFO] [stderr] 9  |         {$($letter: ident),+},
[INFO] [stderr]    |                            - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 16 |             let $letter = Symbol::new(stringify!($letter).chars().next().unwrap());
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr] 17 |         )*
[INFO] [stderr]    |          - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/dfa.rs:21:28
[INFO] [stderr]    |
[INFO] [stderr] 10 |         {$($state: ident),+},
[INFO] [stderr]    |                           - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 21 |                 stringify!($state),
[INFO] [stderr]    |                            ^^^^^^
[INFO] [stderr] 22 |             )*
[INFO] [stderr]    |              - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/dfa.rs:26:21
[INFO] [stderr]    |
[INFO] [stderr] 10 |         {$($state: ident),+},
[INFO] [stderr]    |                           - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 26 |             let mut $state: HashMap<Symbol, usize> = HashMap::new();
[INFO] [stderr]    |                     ^^^^^^
[INFO] [stderr] 27 |         )*
[INFO] [stderr]    |          - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/dfa.rs:37:38
[INFO] [stderr]    |
[INFO] [stderr] 10 |         {$($state: ident),+},
[INFO] [stderr]    |                           - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 37 |             State { name: stringify!($state).to_owned(), transitions: $state },
[INFO] [stderr]    |                                      ^^^^^^
[INFO] [stderr] 38 |         )*];
[INFO] [stderr]    |          - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/dfa.rs:37:71
[INFO] [stderr]    |
[INFO] [stderr] 10 |         {$($state: ident),+},
[INFO] [stderr]    |                           - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 37 |             State { name: stringify!($state).to_owned(), transitions: $state },
[INFO] [stderr]    |                                                                       ^^^^^^
[INFO] [stderr] 38 |         )*];
[INFO] [stderr]    |          - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/dfa.rs:43:29
[INFO] [stderr]    |
[INFO] [stderr] 9  |         {$($letter: ident),+},
[INFO] [stderr]    |                            - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 43 |             alphabet.insert($letter);
[INFO] [stderr]    |                             ^^^^^^^
[INFO] [stderr] 44 |         )*
[INFO] [stderr]    |          - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 7 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `fsm`.
[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 `fsm`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "68bff7b005b4776de858d273af2d4b5dc539b87c867001cc69c1cdfcfb3e3c5e"`
[INFO] running `"docker" "rm" "-f" "68bff7b005b4776de858d273af2d4b5dc539b87c867001cc69c1cdfcfb3e3c5e"`
[INFO] [stdout] 68bff7b005b4776de858d273af2d4b5dc539b87c867001cc69c1cdfcfb3e3c5e