[INFO] cloning repository mattecker/RustBoy
[INFO] running `"git" "clone" "--bare" "git://github.com/mattecker/RustBoy.git" "work/cache/sources/gh/mattecker/RustBoy"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/mattecker/RustBoy'...
[INFO] running `"git" "clone" "work/cache/sources/gh/mattecker/RustBoy" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/mattecker/RustBoy"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/mattecker/RustBoy'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mattecker/RustBoy" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/mattecker/RustBoy"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/mattecker/RustBoy'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fc8dfcd7e296945a7ee281af56cbafc5c32b211d
[INFO] sha for GitHub repo mattecker/RustBoy: fc8dfcd7e296945a7ee281af56cbafc5c32b211d
[INFO] validating manifest of mattecker/RustBoy on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mattecker/RustBoy on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mattecker/RustBoy
[INFO] finished frobbing mattecker/RustBoy
[INFO] frobbed toml for mattecker/RustBoy written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/mattecker/RustBoy/Cargo.toml
[INFO] started frobbing mattecker/RustBoy
[INFO] finished frobbing mattecker/RustBoy
[INFO] frobbed toml for mattecker/RustBoy written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/mattecker/RustBoy/Cargo.toml
[INFO] crate mattecker/RustBoy has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: failed to load source for a dependency on `gl`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Unable to update https://github.com/bjz/gl-rs#e4a3bb70
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to update submodule `khronos_api/api`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   object not found - no match for id (035f76ad3fe49cd928f073673f80e8247425b5c7); class=Odb (9); code=NotFound (-3)
[ERROR] this task or one of its parent failed!
[ERROR] command `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed