[INFO] updating cached repository Limeth/streamsplash
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Limeth/streamsplash
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Limeth/streamsplash" "work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/Limeth/streamsplash"`
[INFO] [stderr] Cloning into 'work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/Limeth/streamsplash'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Limeth/streamsplash" "work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/Limeth/streamsplash"`
[INFO] [stderr] Cloning into 'work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/Limeth/streamsplash'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] da70f4e9125f16feddf8b8350a1ce5aa5dbc5957
[INFO] sha for GitHub repo Limeth/streamsplash: da70f4e9125f16feddf8b8350a1ce5aa5dbc5957
[INFO] validating manifest of Limeth/streamsplash on toolchain master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Limeth/streamsplash on toolchain try#29640c57b5f92febba0e40c50cb863c9a7ede51d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Limeth/streamsplash
[INFO] finished frobbing Limeth/streamsplash
[INFO] frobbed toml for Limeth/streamsplash written to work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/Limeth/streamsplash/Cargo.toml
[INFO] started frobbing Limeth/streamsplash
[INFO] finished frobbing Limeth/streamsplash
[INFO] frobbed toml for Limeth/streamsplash written to work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/Limeth/streamsplash/Cargo.toml
[INFO] crate Limeth/streamsplash has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on the git checkouts
[INFO] [stderr]     Updating git repository `https://github.com/djg/cubeb-rs`
[INFO] [stderr] error: failed to load source for a dependency on `cubeb`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Unable to update https://github.com/djg/cubeb-rs?branch=workspace-reorg#07469b8c
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   revspec '07469b8c5b6422c971ea2ac64021818e56244391' 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" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed