[INFO] updating cached repository o0Ignition0o/nitox-count-to-a-million
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/o0Ignition0o/nitox-count-to-a-million
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/o0Ignition0o/nitox-count-to-a-million" "work/ex/beta-1.38-1/sources/1.37.0/gh/o0Ignition0o/nitox-count-to-a-million"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/o0Ignition0o/nitox-count-to-a-million'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/o0Ignition0o/nitox-count-to-a-million" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/o0Ignition0o/nitox-count-to-a-million"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/o0Ignition0o/nitox-count-to-a-million'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7425a20230cf92f8f93e4b20bb4bd182c7c36c28
[INFO] sha for GitHub repo o0Ignition0o/nitox-count-to-a-million: 7425a20230cf92f8f93e4b20bb4bd182c7c36c28
[INFO] validating manifest of o0Ignition0o/nitox-count-to-a-million on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of o0Ignition0o/nitox-count-to-a-million on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing o0Ignition0o/nitox-count-to-a-million
[INFO] finished frobbing o0Ignition0o/nitox-count-to-a-million
[INFO] frobbed toml for o0Ignition0o/nitox-count-to-a-million written to work/ex/beta-1.38-1/sources/1.37.0/gh/o0Ignition0o/nitox-count-to-a-million/Cargo.toml
[INFO] started frobbing o0Ignition0o/nitox-count-to-a-million
[INFO] finished frobbing o0Ignition0o/nitox-count-to-a-million
[INFO] frobbed toml for o0Ignition0o/nitox-count-to-a-million written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/o0Ignition0o/nitox-count-to-a-million/Cargo.toml
[INFO] crate o0Ignition0o/nitox-count-to-a-million already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `http://github.com/yellowinnovation/nitox`
[INFO] [stderr] error: failed to load source for a dependency on `nitox`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Unable to update http://github.com/yellowinnovation/nitox?branch=develop#49350c9a
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   revspec '49350c9a5c70107d7336b23b0a056baaf745d08b' 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" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed