[INFO] updating cached repository LPGhatguy/rust-c-compiler
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/LPGhatguy/rust-c-compiler
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/LPGhatguy/rust-c-compiler" "work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/LPGhatguy/rust-c-compiler"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/LPGhatguy/rust-c-compiler'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/LPGhatguy/rust-c-compiler" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/LPGhatguy/rust-c-compiler"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/LPGhatguy/rust-c-compiler'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6f5e0790808999f2178dcf3282c777fd10b4de8e
[INFO] sha for GitHub repo LPGhatguy/rust-c-compiler: 6f5e0790808999f2178dcf3282c777fd10b4de8e
[INFO] validating manifest of LPGhatguy/rust-c-compiler on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of LPGhatguy/rust-c-compiler on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing LPGhatguy/rust-c-compiler
[INFO] finished frobbing LPGhatguy/rust-c-compiler
[INFO] frobbed toml for LPGhatguy/rust-c-compiler written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/LPGhatguy/rust-c-compiler/Cargo.toml
[INFO] started frobbing LPGhatguy/rust-c-compiler
[INFO] finished frobbing LPGhatguy/rust-c-compiler
[INFO] frobbed toml for LPGhatguy/rust-c-compiler written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/LPGhatguy/rust-c-compiler/Cargo.toml
[INFO] crate LPGhatguy/rust-c-compiler already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking LPGhatguy/rust-c-compiler against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-3/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/LPGhatguy/rust-c-compiler:/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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1712b5cfbd1cbb627bd4fa8aa3b805ec3a0c19a756ad62dc26e52d0b6a13fcfb
[INFO] running `"docker" "start" "-a" "1712b5cfbd1cbb627bd4fa8aa3b805ec3a0c19a756ad62dc26e52d0b6a13fcfb"`
[INFO] [stderr]     Checking rcc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/lexer.rs:52:45
[INFO] [stderr]    |
[INFO] [stderr] 52 |     let (rest, token) = try_advance(source, pattern, |s| Token::Keyword(s)).expect("Unable to advance pattern!");
[INFO] [stderr]    |                                             ^^^^^^^
[INFO] [stderr]    |                                             |
[INFO] [stderr]    |                                             expected reference, found struct `regex::Regex`
[INFO] [stderr]    |                                             help: consider borrowing here: `&pattern`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `&regex::Regex`
[INFO] [stderr]               found type `regex::Regex`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: Could not compile `rcc`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "1712b5cfbd1cbb627bd4fa8aa3b805ec3a0c19a756ad62dc26e52d0b6a13fcfb"`
[INFO] running `"docker" "rm" "-f" "1712b5cfbd1cbb627bd4fa8aa3b805ec3a0c19a756ad62dc26e52d0b6a13fcfb"`
[INFO] [stdout] 1712b5cfbd1cbb627bd4fa8aa3b805ec3a0c19a756ad62dc26e52d0b6a13fcfb