[INFO] cloning repository https://github.com/LPGhatguy/rust-c-compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LPGhatguy/rust-c-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLPGhatguy%2Frust-c-compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLPGhatguy%2Frust-c-compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f5e0790808999f2178dcf3282c777fd10b4de8e
[INFO] checking LPGhatguy/rust-c-compiler/6f5e0790808999f2178dcf3282c777fd10b4de8e against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLPGhatguy%2Frust-c-compiler" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LPGhatguy/rust-c-compiler on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LPGhatguy/rust-c-compiler
[INFO] finished tweaking git repo https://github.com/LPGhatguy/rust-c-compiler
[INFO] tweaked toml for git repo https://github.com/LPGhatguy/rust-c-compiler written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/LPGhatguy/rust-c-compiler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded regex v0.2.3
[INFO] [stderr]   Downloaded libc v0.2.34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0fef131f6f57e35fb158cffc1339ce76dbc071f69b1270ba7b32681b8acac8b
[INFO] running `Command { std: "docker" "start" "-a" "b0fef131f6f57e35fb158cffc1339ce76dbc071f69b1270ba7b32681b8acac8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0fef131f6f57e35fb158cffc1339ce76dbc071f69b1270ba7b32681b8acac8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0fef131f6f57e35fb158cffc1339ce76dbc071f69b1270ba7b32681b8acac8b", kill_on_drop: false }`
[INFO] [stdout] b0fef131f6f57e35fb158cffc1339ce76dbc071f69b1270ba7b32681b8acac8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5f30eb30e26ade8d1fd73d227d5baae235035645de291e94ef36791e16b3621
[INFO] running `Command { std: "docker" "start" "-a" "e5f30eb30e26ade8d1fd73d227d5baae235035645de291e94ef36791e16b3621", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking libc v0.2.34
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking regex v0.2.3
[INFO] [stderr]     Checking rcc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lexer.rs:52:45
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let (rest, token) = try_advance(source, pattern, |s| Token::Keyword(s)).expect("Unable to advance pattern!");
[INFO] [stdout]    |                         -----------         ^^^^^^^ expected `&Regex`, found `Regex`
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         arguments to this function are incorrect
[INFO] [stdout]    |
[INFO] [stdout] note: function defined here
[INFO] [stdout]   --> src/lexer.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn try_advance<'a, F>(source: &'a str, pattern: &Regex, tokenizer: F) -> Option<(&'a str, Token<'a>)>
[INFO] [stdout]    |    ^^^^^^^^^^^                         ---------------
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let (rest, token) = try_advance(source, &pattern, |s| Token::Keyword(s)).expect("Unable to advance pattern!");
[INFO] [stdout]    |                                             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rcc` (bin "rcc" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "e5f30eb30e26ade8d1fd73d227d5baae235035645de291e94ef36791e16b3621", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5f30eb30e26ade8d1fd73d227d5baae235035645de291e94ef36791e16b3621", kill_on_drop: false }`
[INFO] [stdout] e5f30eb30e26ade8d1fd73d227d5baae235035645de291e94ef36791e16b3621