[INFO] cloning repository mendelt/bluepill-arpeggiator
[INFO] running `"git" "clone" "--bare" "git://github.com/mendelt/bluepill-arpeggiator.git" "work/cache/sources/gh/mendelt/bluepill-arpeggiator"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/mendelt/bluepill-arpeggiator'...
[INFO] running `"git" "clone" "work/cache/sources/gh/mendelt/bluepill-arpeggiator" "work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/mendelt/bluepill-arpeggiator"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/mendelt/bluepill-arpeggiator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mendelt/bluepill-arpeggiator" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/mendelt/bluepill-arpeggiator"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/mendelt/bluepill-arpeggiator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bf4606cae5028bc1cdb19bd0f4dcfecbd787c119
[INFO] sha for GitHub repo mendelt/bluepill-arpeggiator: bf4606cae5028bc1cdb19bd0f4dcfecbd787c119
[INFO] validating manifest of mendelt/bluepill-arpeggiator on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mendelt/bluepill-arpeggiator on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mendelt/bluepill-arpeggiator
[INFO] finished frobbing mendelt/bluepill-arpeggiator
[INFO] frobbed toml for mendelt/bluepill-arpeggiator written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/mendelt/bluepill-arpeggiator/Cargo.toml
[INFO] started frobbing mendelt/bluepill-arpeggiator
[INFO] finished frobbing mendelt/bluepill-arpeggiator
[INFO] frobbed toml for mendelt/bluepill-arpeggiator written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/mendelt/bluepill-arpeggiator/Cargo.toml
[INFO] crate mendelt/bluepill-arpeggiator already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating git repository `https://github.com/mendelt/embedded-midi`
[INFO] [stderr] error: failed to load source for a dependency on `embedded-midi`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Unable to update https://github.com/mendelt/embedded-midi#8f8ccf85
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   revspec '8f8ccf85863e5a6d453daee1b0a93e8530b53a5a' 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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed