[INFO] fetching crate butter 0.1.2-alpha1...
[INFO] checking butter-0.1.2-alpha1 against try#c4ca24658d934444a28db36abebef17a8651701a for pr-144156
[INFO] extracting crate butter 0.1.2-alpha1 into /workspace/builds/worker-2-tc2/source
[INFO] checking butter-0.1.2-alpha1 against try#c4ca24658d934444a28db36abebef17a8651701a for pr-144156
[INFO] extracting crate butter 0.1.2-alpha1 into /workspace/builds/worker-2-tc2/source
[INFO] checking butter-0.1.2-alpha1 against try#c4ca24658d934444a28db36abebef17a8651701a for pr-144156
[INFO] extracting crate butter 0.1.2-alpha1 into /workspace/builds/worker-2-tc2/source
[INFO] checking butter-0.1.2-alpha1 against try#c4ca24658d934444a28db36abebef17a8651701a for pr-144156
[INFO] extracting crate butter 0.1.2-alpha1 into /workspace/builds/worker-2-tc2/source
[INFO] checking butter-0.1.2-alpha1 against try#c4ca24658d934444a28db36abebef17a8651701a for pr-144156
[INFO] extracting crate butter 0.1.2-alpha1 into /workspace/builds/worker-2-tc2/source


unable to download butter version 0.1.2-alpha1

Caused by:
    unexpected end of file