2024-04-10 12:18.01: New job: Build using linux-arm64 in
                                [https://github.com/mirage/mirage-skeleton.git#refs/heads/dev (8a14b5ca0c3e25d3301c8178256998e2ae90daff)]

OBuilder spec:

((from ocaml/opam:debian-10-ocaml-4.13)
 (user (uid 1000) (gid 1000))
 (workdir /home/opam)
 (run (shell "sudo chown opam:opam /home/opam"))
 (run (shell "sudo ln -f /usr/bin/opam-2.1 /usr/bin/opam && opam update"))
 (run (network host)
      (shell "opam repo add opam https://github.com/ocaml/opam-repository.git#b8624d2cba72498d9335456a36aee84fc7874f94"))
 (run (network host)
      (shell "opam repo add mirage-dev https://github.com/mirage/mirage-dev.git#749c02302f8f15e609332edbe827541558554a80"))
 (run (network host)
      (shell "opam pin -ny https://github.com/mirage/mirage.git#919980261bbc4f4088d7e21fb60405c591b0c5ab"))
 (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#4e75ee36715b27550d5bdb87686bb4ae4c9e89c4,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"))
)

2024-04-10 12:18.01: Using cache hint "mirage-ci-skeleton-debian-10-ocaml-4.13"
2024-04-10 12:18.01: Waiting for resource in pool OCluster
2024-04-10 12:18.01: Waiting for worker…
2024-04-10 12:18.01: Got resource from pool OCluster
Building on okypous.caelum.ci.dev
All commits already cached
HEAD is now at 8a14b5c Merge pull request #387 from samoht/one-package

(from ocaml/opam:debian-10-ocaml-4.13)
Unable to find image 'ocaml/opam:debian-10-ocaml-4.13' locally
debian-10-ocaml-4.13: Pulling from ocaml/opam
e243794af54b: Pulling fs layer
e243794af54b: Retrying in 5 seconds
e243794af54b: Retrying in 4 seconds
e243794af54b: Retrying in 3 seconds
e243794af54b: Retrying in 2 seconds
e243794af54b: Retrying in 1 second
e243794af54b: Verifying Checksum
e243794af54b: Download complete
e243794af54b: Pull complete
Digest: sha256:6b2659d10ae0e7d16c06f176433e5d1b47f47f5fda408a6a252e3b23f19ae9bd
Status: Downloaded newer image for ocaml/opam:debian-10-ocaml-4.13
2024-04-10 12:18.02 ---> using "cbba9511e46ef57631453d5b88aeed1ed6de6fa87b6f0dcb3da9328657d73fa4" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo chown opam:opam /home/opam"))
2024-04-10 12:18.02 ---> using "0afede13af6ea6d75cbfcfb80353059bc4fd4eea40a723ef627f0c4946f2e079" from cache

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-2.1 /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 2.1, 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] synchronised from file:///home/opam/opam-repository
2024-04-10 12:18.02 ---> using "88933084999984163bc104ca2978b0ba2b9c83ff33e4e30c3b6dae7cb5cde9bc" from cache

/home/opam: (run (network host)
                 (shell "opam repo add opam https://github.com/ocaml/opam-repository.git#b8624d2cba72498d9335456a36aee84fc7874f94"))
[opam] Initialised
[NOTE] Repository opam has been added to the selections of switch 4.13 only.
       Run `opam repository add opam --all-switches|--set-default' to use it in all existing switches, or in newly created switches, respectively.

2024-04-10 12:18.02 ---> using "d403b0321fa81a7c5d94e9a85db8a8c412bb8e20a567aa95b7f4a834a9a26398" from cache

/home/opam: (run (network host)
                 (shell "opam repo add mirage-dev https://github.com/mirage/mirage-dev.git#749c02302f8f15e609332edbe827541558554a80"))
[mirage-dev] Initialised
[NOTE] Repository mirage-dev has been added to the selections of switch 4.13 only.
       Run `opam repository add mirage-dev --all-switches|--set-default' to use it in all existing switches, or in newly created switches, respectively.

2024-04-10 12:18.02 ---> using "bdd36336f07ae09390d3f3edf164d451208e14d5a91923163b061c86a8d98c85" from cache

/home/opam: (run (network host)
                 (shell "opam pin -ny https://github.com/mirage/mirage.git#919980261bbc4f4088d7e21fb60405c591b0c5ab"))
This will pin the following packages: mirage-runtime, mirage. Continue? [Y/n] y
mirage-runtime is now pinned to git+https://github.com/mirage/mirage.git#919980261bbc4f4088d7e21fb60405c591b0c5ab (version 4.4.2)
mirage is now pinned to git+https://github.com/mirage/mirage.git#919980261bbc4f4088d7e21fb60405c591b0c5ab (version 4.4.2)
2024-04-10 12:18.08 ---> saved as "ae11ba425c49632df2888e6697942aea84ebf1771afddd15f47219a90b33c3c1"

/home/opam: (run (cache (download-cache (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell "sudo apt-get update && opam install -y \"mirage>=4\""))
Hit:1 http://deb.debian.org/debian buster InRelease
Get:2 http://deb.debian.org/debian-security buster/updates InRelease [34.8 kB]
Hit:3 http://deb.debian.org/debian buster-updates InRelease
Get:4 http://deb.debian.org/debian-security buster/updates/main arm64 Packages [586 kB]
Fetched 620 kB in 1s (942 kB/s)
Reading package lists...

<><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><>
[mirage.4.4.2] synchronised (no changes)

[ERROR] Package conflict!
  * Missing dependency:
    - bos >= 0.7.0
    no matching version

No solution found, exiting
"/bin/bash" "-c" "sudo apt-get update && opam install -y "mirage>=4"" failed with exit status 20
2024-04-10 12:18.21: Job failed: Failed: Build failed