Felix,

> * gnu/packages/shells.scm (oil): Update to 0.8.9.

Thanks!  I tried to push it but no luck.

> [arguments]: Fix warning about `check` phase not returning #f.

Ignore this warning next time.  It's obsolete, but can only be 
removed on the next core-updates merge (when we can start removing 
all these silly #Ts again).

Kind regards,

T G-R