[INFO] updating cached repository juanibiapina/forust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/juanibiapina/forust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/juanibiapina/forust" "work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/juanibiapina/forust"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/juanibiapina/forust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/juanibiapina/forust" "work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/juanibiapina/forust"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/juanibiapina/forust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ef2b51c28fd896cd55363ef37df5951c52805491
[INFO] sha for GitHub repo juanibiapina/forust: ef2b51c28fd896cd55363ef37df5951c52805491
[INFO] validating manifest of juanibiapina/forust on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of juanibiapina/forust on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing juanibiapina/forust
[INFO] finished frobbing juanibiapina/forust
[INFO] frobbed toml for juanibiapina/forust written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/juanibiapina/forust/Cargo.toml
[INFO] started frobbing juanibiapina/forust
[INFO] finished frobbing juanibiapina/forust
[INFO] frobbed toml for juanibiapina/forust written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/juanibiapina/forust/Cargo.toml
[INFO] crate juanibiapina/forust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/juanibiapina/forust/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking juanibiapina/forust against master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-4/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/juanibiapina/forust:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] dc748f44546bab0f27612ebd63d086de7439d3c12fba4e6a29a9c21943854dd1
[INFO] running `"docker" "start" "-a" "dc748f44546bab0f27612ebd63d086de7439d3c12fba4e6a29a9c21943854dd1"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Checking forust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0599]: no method named `at` found for type `procfile::regex::Captures<'_>` in the current scope
[INFO] [stderr]   --> src/procfile.rs:41:24
[INFO] [stderr]    |
[INFO] [stderr] 41 |         name: captures.at(1).unwrap().to_string(),
[INFO] [stderr]    |                        ^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `at` found for type `procfile::regex::Captures<'_>` in the current scope
[INFO] [stderr]   --> src/procfile.rs:42:27
[INFO] [stderr]    |
[INFO] [stderr] 42 |         command: captures.at(2).unwrap().to_string(),
[INFO] [stderr]    |                           ^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `at` found for type `procfile::regex::Captures<'_>` in the current scope
[INFO] [stderr]   --> src/procfile.rs:41:24
[INFO] [stderr]    |
[INFO] [stderr] 41 |         name: captures.at(1).unwrap().to_string(),
[INFO] [stderr]    |                        ^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `at` found for type `procfile::regex::Captures<'_>` in the current scope
[INFO] [stderr]   --> src/procfile.rs:42:27
[INFO] [stderr]    |
[INFO] [stderr] 42 |         command: captures.at(2).unwrap().to_string(),
[INFO] [stderr]    |                           ^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: Could not compile `forust`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `forust`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "dc748f44546bab0f27612ebd63d086de7439d3c12fba4e6a29a9c21943854dd1"`
[INFO] running `"docker" "rm" "-f" "dc748f44546bab0f27612ebd63d086de7439d3c12fba4e6a29a9c21943854dd1"`
[INFO] [stdout] dc748f44546bab0f27612ebd63d086de7439d3c12fba4e6a29a9c21943854dd1