2025-10-03 11:41.40: New job: Build using linux-arm64 in
                                [https://github.com/mirage/mirage-skeleton.git#refs/heads/dev (395229ba90b6338e3e2b10bd70f8a6e5b402f63c)]

OBuilder spec:

((from ocaml/opam:debian-13-ocaml-5.3)
 (user (uid 1000) (gid 1000))
 (workdir /home/opam)
 (run (shell "sudo chown opam:opam /home/opam"))
 (run (shell "sudo ln -f /usr/bin/opam-2.4 /usr/bin/opam && opam update"))
 (run (network host)
      (shell "opam repo add opam https://github.com/ocaml/opam-repository.git#647158776f12f00c0e5e0fa305a291840f6173e6"))
 (run (network host)
      (shell "opam repo add mirage-dev https://github.com/mirage/mirage-dev.git#eb114ccf0dd4eeca6b4f06c5c7361c238eeca4fd"))
 (run (network host)
      (shell "opam pin -ny https://github.com/mirage/mirage.git#a1ecddeb9e8d4c3c45aaeb8f794f292d0a854ea3"))
 (run (cache (download-cache (target /home/opam/.opam/download-cache)))
      (network host)
      (shell "sudo apt-get update && opam install -y \"mirage>=4\""))
 (copy (src .) (dst /src/))
 (env MODE hvt)
 (workdir /src/)
 (run (shell "opam exec -- make configure"))
 (env MIRAGE_EXTRA_REPOS opam-overlays:https://github.com/dune-universe/opam-overlays.git#3320932b74afc1d049ceeaf60dfe501d664bb143,mirage-opam-overlays:https://github.com/dune-universe/mirage-opam-overlays.git#797cb363df3ff763c43c8fbec5cd44de2878757e)
 (run (network host)
      (shell "opam exec -- make lock"))
 (run (cache (download-cache (target /home/opam/.opam/download-cache)))
      (network host)
      (shell "sudo apt-get update && opam exec -- make depends"))
 (run (shell "opam monorepo list -l mirage.opam.locked"))
 (run (cache (download-cache (target /home/opam/.opam/download-cache)))
      (network host)
      (shell "opam exec -- make pull"))
 (env DUNE_CACHE enabled)
 (env DUNE_CACHE_TRANSPORT direct)
 (run (cache (dune-build-cache (target /home/opam/.cache/dune)))
      (network host)
      (shell "opam exec -- make build"))
)

2025-10-03 11:41.40: Using cache hint "mirage-ci-skeleton-debian-13-ocaml-5.3"
2025-10-03 11:41.40: Waiting for resource in pool OCluster
2025-10-03 11:41.40: Waiting for worker…
2025-10-03 11:41.40: Got resource from pool OCluster
Building on kydoime.caelum.ci.dev
All commits already cached
HEAD is now at 395229b Merge pull request #412 from hannesm/prep-410

(from ocaml/opam:debian-13-ocaml-5.3)
2025-10-03 11:41.59 ---> saved as "348716d62ad55d1c2ba7493d00b0882cc64fc042d724a06a1599e8ba58d890e2"

/: (user (uid 1000) (gid 1000))

/: (workdir /home/opam)

/home/opam: (run (shell "sudo chown opam:opam /home/opam"))
2025-10-03 11:41.59 ---> saved as "24883da7c3bfb9b4beffcac7267b86c1389006a753d78f6b386a3c4fd0e70458"

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-2.4 /usr/bin/opam && opam update"))
This version of opam requires an update to the layout of /home/opam/.opam from version 2.0 to version 2.2, which can't be reverted.
You may want to back it up before going further.

Continue? [Y/n] y
Format upgrade done.

<><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
2025-10-03 11:42.19 ---> saved as "e0d08704d663585a0eeeaa1114187809c41cb285481ac9f5195ea2884586d4b3"

/home/opam: (run (network host)
                 (shell "opam repo add opam https://github.com/ocaml/opam-repository.git#647158776f12f00c0e5e0fa305a291840f6173e6"))
[opam] Initialised
2025-10-03 11:42.26: Cancelling: Auto-cancelling job because it is no longer needed
Job cancelled