[INFO] updating cached repository CensoredUsername/graphics_test
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/CensoredUsername/graphics_test
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/CensoredUsername/graphics_test" "work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/CensoredUsername/graphics_test"`
[INFO] [stderr] Cloning into 'work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/CensoredUsername/graphics_test'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/CensoredUsername/graphics_test" "work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/CensoredUsername/graphics_test"`
[INFO] [stderr] Cloning into 'work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/CensoredUsername/graphics_test'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4c406d8355ed6a045e7659d3d7d62f16ef374267
[INFO] sha for GitHub repo CensoredUsername/graphics_test: 4c406d8355ed6a045e7659d3d7d62f16ef374267
[INFO] validating manifest of CensoredUsername/graphics_test on toolchain master#d99a320cba42f661aebfa1293b7b2ec3603dda75
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of CensoredUsername/graphics_test on toolchain try#e70472fc501b855c9080f3772432c10fe20b8866
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing CensoredUsername/graphics_test
[INFO] finished frobbing CensoredUsername/graphics_test
[INFO] frobbed toml for CensoredUsername/graphics_test written to work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/CensoredUsername/graphics_test/Cargo.toml
[INFO] started frobbing CensoredUsername/graphics_test
[INFO] finished frobbing CensoredUsername/graphics_test
[INFO] frobbed toml for CensoredUsername/graphics_test written to work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/CensoredUsername/graphics_test/Cargo.toml
[INFO] crate CensoredUsername/graphics_test has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: failed to load source for a dependency on `gfx_core`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Unable to update /mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/CensoredUsername/gfx/src/core
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to read `/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/CensoredUsername/gfx/src/core/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No such file or directory (os error 2)
[ERROR] this task or one of its parent failed!
[ERROR] command `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed