[INFO] cloning repository jasonwyatt/braid
[INFO] running `"git" "clone" "--bare" "git://github.com/jasonwyatt/braid.git" "work/cache/sources/gh/jasonwyatt/braid"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/jasonwyatt/braid'...
[INFO] running `"git" "clone" "work/cache/sources/gh/jasonwyatt/braid" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jasonwyatt/braid"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jasonwyatt/braid'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jasonwyatt/braid" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jasonwyatt/braid"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jasonwyatt/braid'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c66245b52debf63b49e2e5d7b4c6b20d545f9635
[INFO] sha for GitHub repo jasonwyatt/braid: c66245b52debf63b49e2e5d7b4c6b20d545f9635
[INFO] validating manifest of jasonwyatt/braid on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jasonwyatt/braid on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jasonwyatt/braid
[INFO] finished frobbing jasonwyatt/braid
[INFO] frobbed toml for jasonwyatt/braid written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jasonwyatt/braid/Cargo.toml
[INFO] started frobbing jasonwyatt/braid
[INFO] finished frobbing jasonwyatt/braid
[INFO] frobbed toml for jasonwyatt/braid written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jasonwyatt/braid/Cargo.toml
[INFO] crate jasonwyatt/braid already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Updating git repository `https://github.com/braidery/braid-lib.git`
[INFO] [stderr] error: failed to load source for a dependency on `braid-lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Unable to update https://github.com/braidery/braid-lib.git#69a86e19
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to clone into: /mnt/big/crater/work/local/cargo-home/git/db/braid-lib-0a75a52d7788bda7
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to authenticate when downloading repository
[INFO] [stderr] attempted to find username/password via git's `credential.helper` support, but failed
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to acquire username/password from local configuration
[ERROR] this task or one of its parent failed!
[ERROR] command `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed