[INFO] cloning repository https://github.com/DarkRyu550/birl-jit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DarkRyu550/birl-jit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDarkRyu550%2Fbirl-jit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDarkRyu550%2Fbirl-jit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 42bf7226f757bd5d6abf849b1870a4d29512b342
[INFO] testing DarkRyu550/birl-jit against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDarkRyu550%2Fbirl-jit" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DarkRyu550/birl-jit on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DarkRyu550/birl-jit
[INFO] finished tweaking git repo https://github.com/DarkRyu550/birl-jit
[INFO] tweaked toml for git repo https://github.com/DarkRyu550/birl-jit written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/DarkRyu550/birl-jit already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7633c6e58ddfaeb1c24c74bffdd275efd73c597bd09a5e7ff653d8a4adea971e
[INFO] running `Command { std: "docker" "start" "-a" "7633c6e58ddfaeb1c24c74bffdd275efd73c597bd09a5e7ff653d8a4adea971e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7633c6e58ddfaeb1c24c74bffdd275efd73c597bd09a5e7ff653d8a4adea971e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7633c6e58ddfaeb1c24c74bffdd275efd73c597bd09a5e7ff653d8a4adea971e", kill_on_drop: false }`
[INFO] [stdout] 7633c6e58ddfaeb1c24c74bffdd275efd73c597bd09a5e7ff653d8a4adea971e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a92143981a9cf9ce26b6b9b21733cc5a3228f12f51afe951fa20ca2237fe082
[INFO] running `Command { std: "docker" "start" "-a" "2a92143981a9cf9ce26b6b9b21733cc5a3228f12f51afe951fa20ca2237fe082", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.105
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling inkwell v0.1.0 (https://github.com/TheDan64/inkwell?branch=master#a42e6aaa)
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling minimal-lexical v0.1.4
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling birl v2.1.0 (https://github.com/lazpeng/birlscript#4462623c)
[INFO] [stderr]    Compiling scanner v0.1.0 (/opt/rustwide/workdir/scanner)
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling birl v0.1.0 (/opt/rustwide/workdir/birl)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> birl/src/syntax/lexer.rs:185:65
[INFO] [stdout]     |
[INFO] [stdout] 185 | fn accept_whitespace(string: &str, candidate: Option<&char>) -> ScanOp<Whitespace, (), ()> {
[INFO] [stdout]     |    -----------------                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^ expected enum `ScanOp`, found `()`
[INFO] [stdout]     |    |
[INFO] [stdout]     |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]     |
[INFO] [stdout]     = note:   expected enum `ScanOp<Whitespace, (), ()>`
[INFO] [stdout]             found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `birl` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2a92143981a9cf9ce26b6b9b21733cc5a3228f12f51afe951fa20ca2237fe082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a92143981a9cf9ce26b6b9b21733cc5a3228f12f51afe951fa20ca2237fe082", kill_on_drop: false }`
[INFO] [stdout] 2a92143981a9cf9ce26b6b9b21733cc5a3228f12f51afe951fa20ca2237fe082