2022-04-20 12:34.12: New job: Build using linux-x86_64 in
                                [https://github.com/mirage/mirage-skeleton.git#refs/pull/340/head (94831f74a4b461c2892647a32e76f87ec8737537)]

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#36f1001920c34649a50cd895cf2c639d94a599ee"))
 (run (network host)
      (shell "opam repo add mirage-dev https://github.com/mirage/mirage-dev.git#42425d39827da5703e5bded73575e3026e36e652"))
 (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 xen)
 (workdir /src/)
 (run (shell "opam exec -- make configure"))
 (env MIRAGE_EXTRA_REPOS opam-overlays:https://github.com/dune-universe/opam-overlays.git#0fc9fa711d090b53c0661620d7c4c70a4a139d83,mirage-opam-overlays:https://github.com/dune-universe/mirage-opam-overlays.git#a59e36702822c31e662b242c6d056a31533590e6)
 (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"))
)

2022-04-20 12:34.12: Using cache hint "mirage-ci-skeleton-debian-10-ocaml-4.13"
2022-04-20 12:34.12: Waiting for resource in pool OCluster
2022-04-20 12:34.12: Waiting for worker...
2022-04-20 12:34.15: Got resource from pool OCluster
Building on apache.ocamllabs.io
All commits already cached
HEAD is now at 94831f7 adapt to single opam file work

(from ocaml/opam:debian-10-ocaml-4.13)
2022-04-20 12:34.15 ---> using "cbba9511e46ef57631453d5b88aeed1ed6de6fa87b6f0dcb3da9328657d73fa4" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo chown opam:opam /home/opam"))
2022-04-20 12:34.15 ---> using "0afede13af6ea6d75cbfcfb80353059bc4fd4eea40a723ef627f0c4946f2e079" from cache

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-2.1 /usr/bin/opam && opam update"))
This development 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
2022-04-20 12:34.15 ---> using "88933084999984163bc104ca2978b0ba2b9c83ff33e4e30c3b6dae7cb5cde9bc" from cache

/home/opam: (run (network host)
                 (shell "opam repo add opam https://github.com/ocaml/opam-repository.git#36f1001920c34649a50cd895cf2c639d94a599ee"))
[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.

2022-04-20 12:34.15 ---> using "932ab628e476bc32f8b94424bb495420d1b38816a04c89ba22ec8205f00219ce" from cache

/home/opam: (run (network host)
                 (shell "opam repo add mirage-dev https://github.com/mirage/mirage-dev.git#42425d39827da5703e5bded73575e3026e36e652"))
[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.

2022-04-20 12:34.19 ---> saved as "62e4484ea6f1a15ef284d0ac3c2b9a1fa8c75050d9e7b99301356681a51eaf8b"

/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 buster-updates InRelease [51.9 kB]
Get:3 http://security.debian.org/debian-security buster/updates InRelease [65.4 kB]
Get:4 http://security.debian.org/debian-security buster/updates/main amd64 Packages [318 kB]
Fetched 435 kB in 1s (572 kB/s)
Reading package lists...
The following actions will be performed:
  - install seq                base    [required by lwt]
  - install ocamlbuild         0.14.1  [required by astring, bos]
  - install cmdliner           1.1.1   [required by functoria, opam-monorepo]
  - install conf-pkg-config    2       [required by bigstringaf]
  - install dune               3.1.1   [required by mirage]
  - install ocamlfind          1.9.3   [required by astring, bos]
  - install stdlib-shims       0.3.0   [required by ipaddr]
  - install sexplib0           v0.15.0 [required by base, sexplib]
  - install result             1.5     [required by functoria]
  - install re                 1.10.3  [required by opam-format]
  - install pecu               0.6     [required by emile]
  - install opam-file-format   2.1.4   [required by opam-monorepo]
  - install ocaml-version      3.4.0   [required by opam-monorepo]
  - install ocaml-syntax-shims 1.0.0   [required by lwt, angstrom]
  - install macaddr            5.3.0   [required by ipaddr]
  - install dune-build-info    3.1.1   [required by opam-monorepo]
  - install domain-name        0.4.0   [required by ipaddr]
  - install csexp              1.5.1   [required by dune-configurator]
  - install cppo               1.6.8   [required by lwt]
  - install bigstringaf        0.9.0   [required by emile]
  - install bigarray-compat    1.1.0   [required by mmap]
  - install base64             3.5.0   [required by emile]
  - install 0install-solver    2.17    [required by opam-0install]
  - install topkg              1.0.5   [required by astring, bos]
  - install num                1.4     [required by sexplib]
  - install base-bytes         base    [required by stringext]
  - install ocamlgraph         2.0.0   [required by opam-core]
  - install ipaddr             5.3.0   [required by mirage]
  - install dune-configurator  3.1.1   [required by base]
  - install angstrom           0.15.0  [required by emile, uri]
  - install mmap               1.2.0   [required by lwt]
  - install uutf               1.0.3   [required by emile]
  - install rresult            0.7.0   [required by bos, functoria]
  - install fmt                0.9.0   [required by mirage-runtime, bos, functoria, opam-monorepo]
  - install astring            0.8.5   [required by mirage]
  - install stringext          1.6.0   [required by uri]
  - install ocplib-endian      1.2     [required by lwt]
  - install opam-core          2.1.2   [required by opam-format]
  - install base               v0.15.0 [required by opam-monorepo]
  - install emile              1.1     [required by functoria]
  - install functoria-runtime  4.0.0   [required by mirage-runtime]
  - install fpath              0.7.3   [required by bos, functoria]
  - install uri                4.2.0   [required by functoria, opam-monorepo]
  - install lwt                5.5.0   [required by mirage-runtime]
  - install opam-format        2.1.2   [required by opam-monorepo]
  - install parsexp            v0.15.0 [required by sexplib]
  - install logs               0.7.0   [required by mirage]
  - install opam-repository    2.1.2   [required by opam-state]
  - install sexplib            v0.15.0 [required by opam-monorepo]
  - install mirage-runtime     4.0.0   [required by mirage]
  - install bos                0.2.1   [required by mirage]
  - install opam-state         2.1.2   [required by opam-monorepo]
  - install functoria          4.0.0   [required by mirage]
  - install opam-0install      0.4.2   [required by opam-monorepo]
  - install opam-monorepo      0.3.0   [required by mirage]
  - install mirage             4.0.0
===== 56 to install =====

The following system packages will first need to be installed:
    pkg-config

<><> Handling external dependencies <><><><><><><><><><><><><><><><><><><><><><>
Let opam run your package manager to install the required system packages?
(answer 'n' for other options) [Y/n] y
+ /usr/bin/sudo "apt-get" "install" "-qq" "-yy" "pkg-config"
- debconf: delaying package configuration, since apt-utils is not installed
- Selecting previously unselected package libglib2.0-0:amd64.
- (Reading database ... 
(Reading database ... 5%
(Reading database ... 10%
(Reading database ... 15%
(Reading database ... 20%
(Reading database ... 25%
(Reading database ... 30%
(Reading database ... 35%
(Reading database ... 40%
(Reading database ... 45%
(Reading database ... 50%
(Reading database ... 55%
(Reading database ... 60%
(Reading database ... 65%
(Reading database ... 70%
(Reading database ... 75%
(Reading database ... 80%
(Reading database ... 85%
(Reading database ... 90%
(Reading database ... 95%
(Reading database ... 100%
(Reading database ... 17391 files and directories currently installed.)
- Preparing to unpack .../0-libglib2.0-0_2.58.3-2+deb10u3_amd64.deb ...
- Unpacking libglib2.0-0:amd64 (2.58.3-2+deb10u3) ...
- Selecting previously unselected package libglib2.0-data.
- Preparing to unpack .../1-libglib2.0-data_2.58.3-2+deb10u3_all.deb ...
- Unpacking libglib2.0-data (2.58.3-2+deb10u3) ...
- Selecting previously unselected package libicu63:amd64.
- Preparing to unpack .../2-libicu63_63.1-6+deb10u3_amd64.deb ...
- Unpacking libicu63:amd64 (63.1-6+deb10u3) ...
- Selecting previously unselected package libxml2:amd64.
- Preparing to unpack .../3-libxml2_2.9.4+dfsg1-7+deb10u3_amd64.deb ...
- Unpacking libxml2:amd64 (2.9.4+dfsg1-7+deb10u3) ...
- Selecting previously unselected package pkg-config.
- Preparing to unpack .../4-pkg-config_0.29-6_amd64.deb ...
- Unpacking pkg-config (0.29-6) ...
- Selecting previously unselected package shared-mime-info.
- Preparing to unpack .../5-shared-mime-info_1.10-1_amd64.deb ...
- Unpacking shared-mime-info (1.10-1) ...
- Selecting previously unselected package xdg-user-dirs.
- Preparing to unpack .../6-xdg-user-dirs_0.17-2_amd64.deb ...
- Unpacking xdg-user-dirs (0.17-2) ...
- Setting up xdg-user-dirs (0.17-2) ...
- Setting up libglib2.0-0:amd64 (2.58.3-2+deb10u3) ...
- No schema files found: doing nothing.
- Setting up libicu63:amd64 (63.1-6+deb10u3) ...
- Setting up libglib2.0-data (2.58.3-2+deb10u3) ...
- Setting up pkg-config (0.29-6) ...
- Setting up libxml2:amd64 (2.9.4+dfsg1-7+deb10u3) ...
- Setting up shared-mime-info (1.10-1) ...
- Processing triggers for libc-bin (2.28-10+deb10u1) ...

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved astring.0.8.5  (cached)
-> retrieved angstrom.0.15.0  (cached)
-> retrieved base.v0.15.0  (cached)
-> retrieved 0install-solver.2.17  (cached)
-> retrieved base64.3.5.0  (cached)
-> retrieved bigarray-compat.1.1.0  (cached)
-> retrieved bigstringaf.0.9.0  (cached)
-> retrieved bos.0.2.1  (cached)
-> retrieved cmdliner.1.1.1  (cached)
-> retrieved cppo.1.6.8  (cached)
-> retrieved csexp.1.5.1  (cached)
-> retrieved domain-name.0.4.0  (cached)
-> retrieved dune.3.1.1  (cached)
-> installed conf-pkg-config.2
-> retrieved dune-build-info.3.1.1  (cached)
-> retrieved dune-configurator.3.1.1  (cached)
-> retrieved emile.1.1  (cached)
-> retrieved fmt.0.9.0  (cached)
-> retrieved fpath.0.7.3  (cached)
-> retrieved functoria.4.0.0  (cached)
-> installed cmdliner.1.1.1
-> retrieved functoria-runtime.4.0.0  (cached)
-> retrieved ipaddr.5.3.0  (cached)
-> retrieved logs.0.7.0  (cached)
-> retrieved lwt.5.5.0  (cached)
-> retrieved macaddr.5.3.0  (cached)
-> retrieved mirage.4.0.0  (cached)
-> retrieved mirage-runtime.4.0.0  (cached)
-> retrieved mmap.1.2.0  (cached)
-> retrieved num.1.4  (cached)
-> retrieved ocaml-syntax-shims.1.0.0  (cached)
-> retrieved ocamlbuild.0.14.1  (cached)
-> retrieved ocamlfind.1.9.3  (cached)
-> retrieved ocamlgraph.2.0.0  (cached)
-> retrieved ocplib-endian.1.2  (cached)
-> retrieved ocaml-version.3.4.0  (https://github.com/ocurrent/ocaml-version/releases/download/v3.4.0/ocaml-version-v3.4.0.tbz)
-> retrieved opam-0install.0.4.2  (https://github.com/ocaml-opam/opam-0install-solver/releases/download/v0.4.2/opam-0install-cudf-v0.4.2.tbz)
-> retrieved opam-file-format.2.1.4  (https://github.com/ocaml/opam-file-format/archive/refs/tags/2.1.4.tar.gz)
-> retrieved opam-core.2.1.2  (https://github.com/ocaml/opam/archive/2.1.2.tar.gz)
-> retrieved opam-repository.2.1.2  (cached)
-> retrieved opam-state.2.1.2  (cached)
-> retrieved opam-format.2.1.2  (https://github.com/ocaml/opam/archive/2.1.2.tar.gz)
-> retrieved parsexp.v0.15.0  (cached)
-> retrieved pecu.0.6  (cached)
-> retrieved re.1.10.3  (cached)
-> retrieved result.1.5  (cached)
-> installed seq.base
-> retrieved rresult.0.7.0  (cached)
-> retrieved sexplib.v0.15.0  (cached)
-> retrieved sexplib0.v0.15.0  (cached)
-> retrieved stdlib-shims.0.3.0  (cached)
-> retrieved stringext.1.6.0  (cached)
-> retrieved topkg.1.0.5  (cached)
-> retrieved uri.4.2.0  (cached)
-> retrieved uutf.1.0.3  (cached)
-> installed ocamlfind.1.9.3
-> installed base-bytes.base
-> installed num.1.4
-> installed ocamlbuild.0.14.1
-> retrieved opam-monorepo.0.3.0  (git+https://github.com/ocamllabs/opam-monorepo.git#ba43e05c1248cace89e1d68d6a41cdb93abbdf51)
-> installed topkg.1.0.5
-> installed rresult.0.7.0
-> installed uutf.1.0.3
-> installed fmt.0.9.0
-> installed astring.0.8.5
-> installed fpath.0.7.3
-> installed dune.3.1.1
-> installed bigarray-compat.1.1.0
-> installed bigstringaf.0.9.0
-> installed csexp.1.5.1
-> installed 0install-solver.2.17
-> installed base64.3.5.0
-> installed domain-name.0.4.0
-> installed functoria-runtime.4.0.0
-> installed macaddr.5.3.0
-> installed ocaml-version.3.4.0
-> installed opam-file-format.2.1.4
-> installed pecu.0.6
-> installed result.1.5
-> installed sexplib0.v0.15.0
-> installed cppo.1.6.8
-> installed stdlib-shims.0.3.0
-> installed stringext.1.6.0
-> installed mmap.1.2.0
-> installed ocplib-endian.1.2
-> installed ocaml-syntax-shims.1.0.0
-> installed re.1.10.3
-> installed dune-build-info.3.1.1
-> installed ipaddr.5.3.0
-> installed angstrom.0.15.0
-> installed emile.1.1
-> installed dune-configurator.3.1.1
-> installed uri.4.2.0
-> installed ocamlgraph.2.0.0
-> installed lwt.5.5.0
-> installed opam-core.2.1.2
-> installed logs.0.7.0
-> installed mirage-runtime.4.0.0
-> installed base.v0.15.0
-> installed bos.0.2.1
-> installed parsexp.v0.15.0
-> installed functoria.4.0.0
-> installed opam-format.2.1.2
-> installed sexplib.v0.15.0
-> installed opam-repository.2.1.2
-> installed opam-state.2.1.2
-> installed opam-0install.0.4.2
[ERROR] The compilation of opam-monorepo.0.3.0 failed at "dune build -p opam-monorepo -j 31 @install".

#=== ERROR while compiling opam-monorepo.0.3.0 ================================#
# context              2.1.2 | linux/x86_64 | ocaml-base-compiler.4.13.1 | git+https://github.com/mirage/mirage-dev.git#42425d39827da5703e5bded73575e3026e36e652
# path                 ~/.opam/4.13/.opam-switch/build/opam-monorepo.0.3.0
# command              ~/.opam/4.13/bin/dune build -p opam-monorepo -j 31 @install
# exit-code            1
# env-file             ~/.opam/log/opam-monorepo-1-04f74c.env
# output-file          ~/.opam/log/opam-monorepo-1-04f74c.out
### output ###
# (cd _build/default && /home/opam/.opam/4.13/bin/ocamlopt.opt -w -40 -w -3 -g -I lib/.duniverse_lib.objs/byte -I lib/.duniverse_lib.objs/native -I /home/opam/.opam/4.13/lib/0install-solver -I /home/opam/.opam/4.13/lib/angstrom -I /home/opam/.opam/4.13/lib/astring -I /home/opam/.opam/4.13/lib/base -I /home/opam/.opam/4.13/lib/base/base_internalhash_types -I /home/opam/.opam/4.13/lib/base/caml -I /home/opam/.opam/4.13/lib/base/shadow_stdlib -I /home/opam/.opam/4.13/lib/bigstringaf -I /home/opam/.opam/4.13/lib/bos -I /home/opam/.opam/4.13/lib/fmt -I /home/opam/.opam/4.13/lib/fpath -I /home/opam/.opam/4.13/lib/logs -I /home/opam/.opam/4.13/lib/ocaml-version -I /home/opam/.opam/4.13/lib/ocaml/threads -I /home/opam/.opam/4.13/lib/ocamlgraph -I /home/opam/.opam/4.13/lib/opam-0install -I /home/opam/.opam/4.13/lib/opam-core -I /home/opam/.opam/4.13/lib/opam-file-format -I /home/opam/.opam/4.13/lib/opam-format -I /home/opam/.opam/4.13/lib/opam-repository -I /home/opam/.opam/4.13/lib/opam-state -I /home/opam/.opam/4.13/lib/parsexp -I /home/opam/.opam/4.13/lib/re -I /home/opam/.opam/4.13/lib/rresult -I /home/opam/.opam/4.13/lib/seq -I /home/opam/.opam/4.13/lib/sexplib -I /home/opam/.opam/4.13/lib/sexplib0 -I /home/opam/.opam/4.13/lib/stdlib-shims -I /home/opam/.opam/4.13/lib/stringext -I /home/opam/.opam/4.13/lib/uri -I stdext/.stdext.objs/byte -I stdext/.stdext.objs/native -intf-suffix .ml -no-alias-deps -open Duniverse_lib -o lib/.duniverse_lib.objs/native/duniverse_lib__Opam_solve.cmx -c -impl lib/opam_solve.ml)
# File "lib/opam_solve.ml", line 414, characters 19-47:
# 414 |   module Pkg_map = Solver.Solver.Output.RoleMap
#                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
# Error: Unbound module Solver.Solver



<><> Error report <><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
+- The following actions failed
| - build opam-monorepo 0.3.0
+- 
+- The following changes have been performed (the rest was aborted)
| - install 0install-solver    2.17
| - install angstrom           0.15.0
| - install astring            0.8.5
| - install base               v0.15.0
| - install base-bytes         base
| - install base64             3.5.0
| - install bigarray-compat    1.1.0
| - install bigstringaf        0.9.0
| - install bos                0.2.1
| - install cmdliner           1.1.1
| - install conf-pkg-config    2
| - install cppo               1.6.8
| - install csexp              1.5.1
| - install domain-name        0.4.0
| - install dune               3.1.1
| - install dune-build-info    3.1.1
| - install dune-configurator  3.1.1
| - install emile              1.1
| - install fmt                0.9.0
| - install fpath              0.7.3
| - install functoria          4.0.0
| - install functoria-runtime  4.0.0
| - install ipaddr             5.3.0
| - install logs               0.7.0
| - install lwt                5.5.0
| - install macaddr            5.3.0
| - install mirage-runtime     4.0.0
| - install mmap               1.2.0
| - install num                1.4
| - install ocaml-syntax-shims 1.0.0
| - install ocaml-version      3.4.0
| - install ocamlbuild         0.14.1
| - install ocamlfind          1.9.3
| - install ocamlgraph         2.0.0
| - install ocplib-endian      1.2
| - install opam-0install      0.4.2
| - install opam-core          2.1.2
| - install opam-file-format   2.1.4
| - install opam-format        2.1.2
| - install opam-repository    2.1.2
| - install opam-state         2.1.2
| - install parsexp            v0.15.0
| - install pecu               0.6
| - install re                 1.10.3
| - install result             1.5
| - install rresult            0.7.0
| - install seq                base
| - install sexplib            v0.15.0
| - install sexplib0           v0.15.0
| - install stdlib-shims       0.3.0
| - install stringext          1.6.0
| - install topkg              1.0.5
| - install uri                4.2.0
| - install uutf               1.0.3
+- 
# Run eval $(opam env) to update the current shell environment

The former state can be restored with:
    /usr/bin/opam switch import "/home/opam/.opam/4.13/.opam-switch/backup/state-20220420123423.export"
"/bin/bash" "-c" "sudo apt-get update && opam install -y "mirage>=4"" failed with exit status 31

2022-04-20 12:36.13: Job failed: Failed: Build failed