Dec 17 14:07:10.609 INFO checking tamamu/roman-numeral-parser against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 14:07:10.609 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/tamamu/roman-numeral-parser:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 14:07:11.128 INFO [stdout] 879594c1a7b2a565aff95019a1d1a6cb01259c17b3ff5c81f65766a45b368d3a
Dec 17 14:07:11.136 INFO running `"docker" "start" "-a" "879594c1a7b2a565aff95019a1d1a6cb01259c17b3ff5c81f65766a45b368d3a"`
Dec 17 14:07:12.624 INFO [stderr]     Checking rome_parser v0.1.0 (/opt/crater/workdir)
Dec 17 14:07:12.912 INFO [stderr] warning: unreachable pattern
Dec 17 14:07:12.912 INFO [stderr]    --> src/main.rs:134:21
Dec 17 14:07:12.912 INFO [stderr]     |
Dec 17 14:07:12.912 INFO [stderr] 134 |                     _ => Err(ParseError::IllegalAlignment)
Dec 17 14:07:12.912 INFO [stderr]     |                     ^
Dec 17 14:07:12.912 INFO [stderr]     |
Dec 17 14:07:12.912 INFO [stderr]     = note: #[warn(unreachable_patterns)] on by default
Dec 17 14:07:12.912 INFO [stderr] 
Dec 17 14:07:12.913 INFO [stderr] warning: unused variable: `first_max`
Dec 17 14:07:12.913 INFO [stderr]   --> src/main.rs:87:29
Dec 17 14:07:12.913 INFO [stderr]    |
Dec 17 14:07:12.913 INFO [stderr] 87 |                 let (first, first_max) = try!(self.parse_one());
Dec 17 14:07:12.913 INFO [stderr]    |                             ^^^^^^^^^ help: consider using `_first_max` instead
Dec 17 14:07:12.913 INFO [stderr]    |
Dec 17 14:07:12.913 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 14:07:12.913 INFO [stderr] 
Dec 17 14:07:12.913 INFO [stderr] warning: unused variable: `second_max`
Dec 17 14:07:12.913 INFO [stderr]    --> src/main.rs:115:42
Dec 17 14:07:12.913 INFO [stderr]     |
Dec 17 14:07:12.913 INFO [stderr] 115 |                             let (second, second_max) = try!(self.parse_one());
Dec 17 14:07:12.913 INFO [stderr]     |                                          ^^^^^^^^^^ help: consider using `_second_max` instead
Dec 17 14:07:12.913 INFO [stderr] 
Dec 17 14:07:12.913 INFO [stderr] warning: unused variable: `n`
Dec 17 14:07:12.913 INFO [stderr]    --> src/main.rs:124:33
Dec 17 14:07:12.913 INFO [stderr]     |
Dec 17 14:07:12.913 INFO [stderr] 124 |                     Token::Five(n) => {
Dec 17 14:07:12.913 INFO [stderr]     |                                 ^ help: consider using `_n` instead
Dec 17 14:07:12.913 INFO [stderr] 
Dec 17 14:07:12.962 INFO [stderr] warning: variant is never constructed: `Unknown`
Dec 17 14:07:12.962 INFO [stderr]   --> src/main.rs:16:5
Dec 17 14:07:12.962 INFO [stderr]    |
Dec 17 14:07:12.962 INFO [stderr] 16 |     Unknown
Dec 17 14:07:12.962 INFO [stderr]    |     ^^^^^^^
Dec 17 14:07:12.962 INFO [stderr]    |
Dec 17 14:07:12.962 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 14:07:12.962 INFO [stderr] 
Dec 17 14:07:12.962 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 14:07:12.962 INFO [stderr]    --> src/main.rs:173:5
Dec 17 14:07:12.962 INFO [stderr]     |
Dec 17 14:07:12.962 INFO [stderr] 173 |     parser.lex();
Dec 17 14:07:12.962 INFO [stderr]     |     ^^^^^^^^^^^^^
Dec 17 14:07:12.962 INFO [stderr]     |
Dec 17 14:07:12.962 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 17 14:07:12.962 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 14:07:12.962 INFO [stderr] 
Dec 17 14:07:13.072 INFO [stderr] warning: unreachable pattern
Dec 17 14:07:13.072 INFO [stderr]    --> src/main.rs:134:21
Dec 17 14:07:13.072 INFO [stderr]     |
Dec 17 14:07:13.072 INFO [stderr] 134 |                     _ => Err(ParseError::IllegalAlignment)
Dec 17 14:07:13.072 INFO [stderr]     |                     ^
Dec 17 14:07:13.072 INFO [stderr]     |
Dec 17 14:07:13.072 INFO [stderr]     = note: #[warn(unreachable_patterns)] on by default
Dec 17 14:07:13.072 INFO [stderr] 
Dec 17 14:07:13.072 INFO [stderr] warning: unused variable: `first_max`
Dec 17 14:07:13.072 INFO [stderr]   --> src/main.rs:87:29
Dec 17 14:07:13.072 INFO [stderr]    |
Dec 17 14:07:13.072 INFO [stderr] 87 |                 let (first, first_max) = try!(self.parse_one());
Dec 17 14:07:13.072 INFO [stderr]    |                             ^^^^^^^^^ help: consider using `_first_max` instead
Dec 17 14:07:13.072 INFO [stderr]    |
Dec 17 14:07:13.072 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 14:07:13.072 INFO [stderr] 
Dec 17 14:07:13.072 INFO [stderr] warning: unused variable: `second_max`
Dec 17 14:07:13.072 INFO [stderr]    --> src/main.rs:115:42
Dec 17 14:07:13.072 INFO [stderr]     |
Dec 17 14:07:13.073 INFO [stderr] 115 |                             let (second, second_max) = try!(self.parse_one());
Dec 17 14:07:13.073 INFO [stderr]     |                                          ^^^^^^^^^^ help: consider using `_second_max` instead
Dec 17 14:07:13.073 INFO [stderr] 
Dec 17 14:07:13.073 INFO [stderr] warning: unused variable: `n`
Dec 17 14:07:13.073 INFO [stderr]    --> src/main.rs:124:33
Dec 17 14:07:13.073 INFO [stderr]     |
Dec 17 14:07:13.073 INFO [stderr] 124 |                     Token::Five(n) => {
Dec 17 14:07:13.073 INFO [stderr]     |                                 ^ help: consider using `_n` instead
Dec 17 14:07:13.073 INFO [stderr] 
Dec 17 14:07:13.100 INFO [stderr] warning: variant is never constructed: `Unknown`
Dec 17 14:07:13.100 INFO [stderr]   --> src/main.rs:16:5
Dec 17 14:07:13.100 INFO [stderr]    |
Dec 17 14:07:13.100 INFO [stderr] 16 |     Unknown
Dec 17 14:07:13.100 INFO [stderr]    |     ^^^^^^^
Dec 17 14:07:13.100 INFO [stderr]    |
Dec 17 14:07:13.100 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 14:07:13.100 INFO [stderr] 
Dec 17 14:07:13.100 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 14:07:13.100 INFO [stderr]    --> src/main.rs:173:5
Dec 17 14:07:13.100 INFO [stderr]     |
Dec 17 14:07:13.100 INFO [stderr] 173 |     parser.lex();
Dec 17 14:07:13.100 INFO [stderr]     |     ^^^^^^^^^^^^^
Dec 17 14:07:13.100 INFO [stderr]     |
Dec 17 14:07:13.100 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 17 14:07:13.100 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 14:07:13.100 INFO [stderr] 
Dec 17 14:07:13.125 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
Dec 17 14:07:14.459 INFO running `"docker" "inspect" "879594c1a7b2a565aff95019a1d1a6cb01259c17b3ff5c81f65766a45b368d3a"`
Dec 17 14:07:14.768 INFO running `"docker" "rm" "-f" "879594c1a7b2a565aff95019a1d1a6cb01259c17b3ff5c81f65766a45b368d3a"`
Dec 17 14:07:15.088 INFO [stdout] 879594c1a7b2a565aff95019a1d1a6cb01259c17b3ff5c81f65766a45b368d3a