On Wed, Jan 13, 2021 at 02:22:23PM +0100, Wiktor Żelazny wrote: > These attempts were either ignored by guix or resulted in > > guix time-machine: error: got unexpected path `Backtrace:' from substituter
I don't think this error is related to time-machine and unstable source code. It appears to be <https://bugs.gnu.org/45828>.
