[INFO] crate core_extensions 0.1.6 is already in cache
[INFO] extracting crate core_extensions 0.1.6 into work/ex/pr-60932/sources/master#548add7f61bfcbe3bea3f5ccefb53c84da8fefe4/reg/core_extensions/0.1.6
[ERROR] No such file or directory (os error 2)
[INFO] retrying in 10ms
[ERROR] No such file or directory (os error 2)
[INFO] retrying in 20ms
[ERROR] this task or one of its parent failed!
[ERROR] unable to download core_extensions version 0.1.6
[ERROR] caused by: failed to fill whole buffer
[ERROR]