[INFO] updating cached repository jojolepro/key-fall
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jojolepro/key-fall
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jojolepro/key-fall" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/jojolepro/key-fall"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/jojolepro/key-fall'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jojolepro/key-fall" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/jojolepro/key-fall"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/jojolepro/key-fall'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e1edad64779c7043eb4c975e3d3231f33aa5ff0f
[INFO] sha for GitHub repo jojolepro/key-fall: e1edad64779c7043eb4c975e3d3231f33aa5ff0f
[INFO] validating manifest of jojolepro/key-fall on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jojolepro/key-fall on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jojolepro/key-fall
[INFO] removed path dependency amethyst-extra from jojolepro/key-fall
[INFO] finished frobbing jojolepro/key-fall
[INFO] frobbed toml for jojolepro/key-fall written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/jojolepro/key-fall/Cargo.toml
[INFO] started frobbing jojolepro/key-fall
[INFO] removed path dependency amethyst-extra from jojolepro/key-fall
[INFO] finished frobbing jojolepro/key-fall
[INFO] frobbed toml for jojolepro/key-fall written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/jojolepro/key-fall/Cargo.toml
[INFO] crate jojolepro/key-fall already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/jojolepro/key-fall/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" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/amethyst/amethyst`
[INFO] [stderr] error: failed to load source for a dependency on `amethyst`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Unable to update https://github.com/amethyst/amethyst?branch=develop
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to find branch `develop`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   cannot locate local branch 'develop'; class=Reference (4); code=NotFound (-3)
[ERROR] this task or one of its parent failed!
[ERROR] command `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` failed