[INFO] cloning repository zacstewart/rusteroid
[INFO] running `"git" "clone" "--bare" "git://github.com/zacstewart/rusteroid.git" "work/cache/sources/gh/zacstewart/rusteroid"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/zacstewart/rusteroid'...
[INFO] running `"git" "clone" "work/cache/sources/gh/zacstewart/rusteroid" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/zacstewart/rusteroid"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/zacstewart/rusteroid'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zacstewart/rusteroid" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/zacstewart/rusteroid"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/zacstewart/rusteroid'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c8a1116d088b2c2a3f74b408d4d2ee2710f86b73
[INFO] sha for GitHub repo zacstewart/rusteroid: c8a1116d088b2c2a3f74b408d4d2ee2710f86b73
[INFO] validating manifest of zacstewart/rusteroid on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of zacstewart/rusteroid on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing zacstewart/rusteroid
[INFO] finished frobbing zacstewart/rusteroid
[INFO] frobbed toml for zacstewart/rusteroid written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/zacstewart/rusteroid/Cargo.toml
[INFO] started frobbing zacstewart/rusteroid
[INFO] finished frobbing zacstewart/rusteroid
[INFO] frobbed toml for zacstewart/rusteroid written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/zacstewart/rusteroid/Cargo.toml
[INFO] crate zacstewart/rusteroid already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating git repository `https://github.com/pistondevelopers/graphics`
[INFO] [stderr]     Updating git repository `https://github.com/pistondevelopers/opengl_graphics`
[INFO] [stderr]     Updating git repository `https://github.com/pistondevelopers/piston/`
[INFO] [stderr]     Updating git repository `https://github.com/pistondevelopers/sdl2_game_window`
[INFO] [stderr]     Updating git repository `https://github.com/PistonDevelopers/vecmath`
[INFO] [stderr]     Updating git repository `https://github.com/bjz/gl-rs`
[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#897aed73
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to update submodule `deps/khronos-api`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   object not found - no match for id (31765e5b0d656812d4f700cbedaa09baf10a7c5a); class=Odb (9); code=NotFound (-3)
[ERROR] this task or one of its parent failed!
[ERROR] command `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed