[INFO] updating cached repository Kixunil/test_peer_cred
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Kixunil/test_peer_cred
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Kixunil/test_peer_cred" "work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/Kixunil/test_peer_cred"`
[INFO] [stderr] Cloning into 'work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/Kixunil/test_peer_cred'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Kixunil/test_peer_cred" "work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/Kixunil/test_peer_cred"`
[INFO] [stderr] Cloning into 'work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/Kixunil/test_peer_cred'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1284cd4d2905af293666734de12520cdcf59506e
[INFO] sha for GitHub repo Kixunil/test_peer_cred: 1284cd4d2905af293666734de12520cdcf59506e
[INFO] validating manifest of Kixunil/test_peer_cred on toolchain master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Kixunil/test_peer_cred on toolchain try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Kixunil/test_peer_cred
[INFO] finished frobbing Kixunil/test_peer_cred
[INFO] frobbed toml for Kixunil/test_peer_cred written to work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/Kixunil/test_peer_cred/Cargo.toml
[INFO] started frobbing Kixunil/test_peer_cred
[INFO] finished frobbing Kixunil/test_peer_cred
[INFO] frobbed toml for Kixunil/test_peer_cred written to work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/Kixunil/test_peer_cred/Cargo.toml
[INFO] crate Kixunil/test_peer_cred already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-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/Kixunil/tokio-uds`
[INFO] [stderr] error: failed to load source for a dependency on `tokio-uds`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Unable to update https://github.com/Kixunil/tokio-uds?branch=ucred#23941f92
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   revspec '23941f92327968c96aeb7efbf109b3859650771c' not found; class=Reference (4); code=NotFound (-3)
[ERROR] this task or one of its parent failed!
[ERROR] command `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed