why fail?

4 jobs for master in 1 minute and 3 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Build
passed #10510
docker-arm
build-arm

00:01:02

failed #10509
docker
build-x86

00:00:37

 
  Combine
skipped #10511
docker
combine
 
  Deploy
skipped #10512
docker
deploy_latest
 
Name Stage Failure
failed
build-x86 Build
 ---> Using cache
---> 18a00884ec96
Step 3/4 : RUN pacman -Syu --noconfirm babeld
---> Running in 706c647f69b5
error: failed to initialize alpm library
(could not find or read directory: /var/lib/pacman/)
The command '/bin/sh -c pacman -Syu --noconfirm babeld' returned a non-zero code: 255
Cleaning up file based variables
ERROR: Job failed: exit code 255