2021-11-30 10:11.40: New job: Build using linux-x86_64 in
                                [https://github.com/mirage/mirage-skeleton.git#refs/heads/mirage-dev (1a8e3ea3d3dfb4a306ea4e911a6d2e492b4554c4)]

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#5b4656a2e4a05b56220f60ee231d360a284c7360"))
 (run (network host)
      (shell "opam repo add mirage-dev https://github.com/mirage/mirage-dev.git#38f1101abd4c7bcd50f0fa0433495e38e383d093"))
 (run (network host)
      (shell "opam pin -ny https://github.com/mirage/mirage.git#138160926433dc1505351e0c307d4d35537d0db3"))
 (run (cache (download-cache (target /home/opam/.opam/download-cache)))
      (network host)
      (shell "opam install -y mirage"))
 (copy (src .) (dst /src/))
 (env MODE unix)
 (workdir /src/)
 (run (shell "opam exec -- make configure"))
 (env OVERLAY https://github.com/mirage/opam-overlays.git#f033f8b770097e768cc974cc407e0cd6d7889d63)
 (run (network host)
      (shell "opam exec -- make lock"))
 (run (cache (download-cache (target /home/opam/.opam/download-cache)))
      (network host)
      (shell "opam exec -- make depends"))
 (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)))
      (shell "opam exec -- make build"))
)

2021-11-30 10:11.40: Using cache hint "mirage-ci-skeleton-debian-10-ocaml-4.13"
2021-11-30 10:11.40: Connecting to build cluster...
2021-11-30 10:11.40: Waiting for resource in pool OCluster
2021-11-30 10:13.05: Waiting for worker...
2021-11-30 10:13.08: Got resource from pool OCluster
Building on laodoke.ocamllabs.io
All commits already cached
HEAD is now at 1a8e3ea Merge pull request #319 from TheLortex/fix-makefile

(from ocaml/opam:debian-10-ocaml-4.13)
2021-11-30 10:13.09 ---> using "cbba9511e46ef57631453d5b88aeed1ed6de6fa87b6f0dcb3da9328657d73fa4" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo chown opam:opam /home/opam"))
2021-11-30 10:13.09 ---> 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
2021-11-30 10:13.18 ---> saved as "88933084999984163bc104ca2978b0ba2b9c83ff33e4e30c3b6dae7cb5cde9bc"

/home/opam: (run (network host)
                 (shell "opam repo add opam https://github.com/ocaml/opam-repository.git#5b4656a2e4a05b56220f60ee231d360a284c7360"))
[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.

2021-11-30 10:14.02 ---> saved as "e3bbd0ce6421eff4c443267caf5a6d46df75303dec6987f73b7ea06344e508d3"

/home/opam: (run (network host)
                 (shell "opam repo add mirage-dev https://github.com/mirage/mirage-dev.git#38f1101abd4c7bcd50f0fa0433495e38e383d093"))
[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.

2021-11-30 10:14.05 ---> saved as "a56d220babcd4f7a619bd00578050c58c517bc40e5c7e6d685d165b98987e054"

/home/opam: (run (network host)
                 (shell "opam pin -ny https://github.com/mirage/mirage.git#138160926433dc1505351e0c307d4d35537d0db3"))
This will pin the following packages: functoria-runtime, functoria, mirage-runtime, mirage. Continue? [Y/n] y
functoria-runtime is now pinned to git+https://github.com/mirage/mirage.git#138160926433dc1505351e0c307d4d35537d0db3 (version 4.0.0)
functoria is now pinned to git+https://github.com/mirage/mirage.git#138160926433dc1505351e0c307d4d35537d0db3 (version 4.0.0)
mirage-runtime is now pinned to git+https://github.com/mirage/mirage.git#138160926433dc1505351e0c307d4d35537d0db3 (version 4.0.0)
mirage is now pinned to git+https://github.com/mirage/mirage.git#138160926433dc1505351e0c307d4d35537d0db3 (version 4.0.0)
2021-11-30 10:14.14 ---> saved as "770aaf7e2bb758634a5c2e3068295b2a990619a37f9b5e0d0ad873fa018bf8dd"

/home/opam: (run (cache (download-cache (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell "opam install -y mirage"))

<><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><>
[mirage.4.0.0] synchronised (no changes)

The following actions will be performed:
  - install ocamlfind         1.9.1  [required by astring, bos]
  - install seq               base   [required by lwt]
  - install cmdliner          1.0.4  [required by functoria]
  - install dune              2.9.1  [required by mirage]
  - install ocamlbuild        0.14.0 [required by astring, bos]
  - install base-bytes        base   [required by ocplib-endian]
  - install stdlib-shims      0.3.0  [required by mirage]
  - install result            1.5    [required by lwt]
  - install mmap              1.1.0  [required by lwt]
  - install macaddr           5.2.0  [required by ipaddr]
  - install domain-name       0.3.1  [required by ipaddr]
  - install csexp             1.5.1  [required by dune-configurator]
  - install cppo              1.6.8  [required by lwt]
  - install topkg             1.0.4  [required by astring, bos]
  - install ipaddr            5.2.0  [required by mirage]
  - install dune-configurator 2.9.1  [required by lwt]
  - install ocplib-endian     1.2    [required by lwt]
  - install rresult           0.7.0  [required by bos, functoria]
  - install fmt               0.9.0  [required by functoria, bos, mirage-runtime]
  - install astring           0.8.5  [required by mirage]
  - install lwt               5.5.0  [required by mirage-runtime]
  - install functoria-runtime 4.0.0* [required by mirage-runtime]
  - install fpath             0.7.3  [required by bos, functoria]
  - install logs              0.7.0  [required by mirage]
  - install mirage-runtime    4.0.0* [required by mirage]
  - install bos               0.2.1  [required by mirage]
  - install functoria         4.0.0* [required by mirage]
  - install mirage            4.0.0*
===== 28 to install =====

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved bos.0.2.1  (cached)
-> retrieved astring.0.8.5  (cached)
-> retrieved cmdliner.1.0.4  (cached)
-> retrieved cppo.1.6.8  (cached)
-> retrieved csexp.1.5.1  (cached)
-> retrieved domain-name.0.3.1  (cached)
-> retrieved fmt.0.9.0  (cached)
-> retrieved fpath.0.7.3  (cached)
-> retrieved dune.2.9.1  (cached)
-> retrieved dune-configurator.2.9.1  (cached)
-> retrieved ipaddr.5.2.0  (cached)
-> retrieved logs.0.7.0  (cached)
-> retrieved lwt.5.5.0  (cached)
-> retrieved macaddr.5.2.0  (cached)
-> retrieved functoria.4.0.0  (no changes)
-> retrieved mirage.4.0.0  (no changes)
-> retrieved mmap.1.1.0  (cached)
-> retrieved ocamlbuild.0.14.0  (cached)
-> retrieved ocamlfind.1.9.1  (cached)
-> retrieved ocplib-endian.1.2  (cached)
-> retrieved result.1.5  (cached)
-> retrieved rresult.0.7.0  (cached)
-> installed seq.base
-> retrieved stdlib-shims.0.3.0  (cached)
-> retrieved topkg.1.0.4  (cached)
-> retrieved functoria-runtime.4.0.0  (no changes)
-> retrieved mirage-runtime.4.0.0  (no changes)
-> installed cmdliner.1.0.4
-> installed ocamlfind.1.9.1
-> installed base-bytes.base
-> installed ocamlbuild.0.14.0
-> installed topkg.1.0.4
-> installed dune.2.9.1
-> installed rresult.0.7.0
-> installed csexp.1.5.1
-> installed stdlib-shims.0.3.0
-> installed domain-name.0.3.1
-> installed mmap.1.1.0
-> installed macaddr.5.2.0
-> installed result.1.5
-> installed fmt.0.9.0
-> installed ipaddr.5.2.0
-> installed cppo.1.6.8
-> installed astring.0.8.5
-> installed functoria-runtime.4.0.0
-> installed ocplib-endian.1.2
-> installed dune-configurator.2.9.1
-> installed fpath.0.7.3
-> installed lwt.5.5.0
-> installed logs.0.7.0
-> installed mirage-runtime.4.0.0
-> installed bos.0.2.1
-> installed functoria.4.0.0
-> installed mirage.4.0.0
Done.
# Run eval $(opam env) to update the current shell environment
2021-11-30 10:15.12 ---> saved as "552812fa4cb3cab93a06aa5a4fc75dab821b558b743fe4b1715563a72b15765a"

/home/opam: (copy (src .) (dst /src/))
2021-11-30 10:15.13 ---> saved as "f9ef8711613778d2623f9750fa4084f29617bb2fa5fa838c3fc1eea11e1dde49"

/home/opam: (env MODE unix)

/home/opam: (workdir /src/)

/src/: (run (shell "opam exec -- make configure"))
mirage configure -f tutorial/noop/config.ml -t unix 
mirage configure -f tutorial/noop-functor/config.ml -t unix 
mirage configure -f tutorial/hello/config.ml -t unix 
mirage configure -f tutorial/hello-key/config.ml -t unix 
mirage configure -f tutorial/lwt/echo_server/config.ml -t unix 
mirage configure -f tutorial/lwt/heads1/config.ml -t unix 
mirage configure -f tutorial/lwt/heads2/config.ml -t unix 
mirage configure -f tutorial/lwt/timeout1/config.ml -t unix 
mirage configure -f tutorial/lwt/timeout2/config.ml -t unix 
mirage configure -f tutorial/app_info/config.ml -t unix 
mirage configure -f device-usage/clock/config.ml -t unix 
mirage configure -f device-usage/conduit_server/config.ml -t unix 
mirage configure -f device-usage/console/config.ml -t unix 
mirage configure -f device-usage/http-fetch/config.ml -t unix 
mirage configure -f device-usage/kv_ro/config.ml -t unix 
mirage configure -f device-usage/network/config.ml -t unix 
mirage configure -f device-usage/ping6/config.ml -t unix 
mirage configure -f device-usage/prng/config.ml -t unix 
mirage configure -f applications/dhcp/config.ml -t unix 
mirage configure -f applications/git/config.ml -t unix 
mirage configure -f applications/crypto/config.ml -t unix 
mirage configure -f applications/static_website_tls/config.ml -t unix 
mirage configure -f device-usage/block/config.ml -t unix 
2021-11-30 10:15.48 ---> saved as "ab9ada94e066876fbf2e7580bb5fe7782c2131bdd30a2fdb4019537c908f7618"

/src/: (env OVERLAY https://github.com/mirage/opam-overlays.git#f033f8b770097e768cc974cc407e0cd6d7889d63)

/src/: (run (network host)
            (shell "opam exec -- make lock"))
[dune-universe] Initialised
[NOTE] Repository dune-universe has been added to the selections of switch 4.13 only.
       Run `opam repository add dune-universe --all-switches|--set-default' to use it in all existing switches, or in newly created switches, respectively.

opam monorepo lock --recurse-opam noop-unix-monorepo noop_functor-unix-monorepo hello-unix-monorepo hello_key-unix-monorepo echo_server-unix-monorepo heads1-unix-monorepo heads2-unix-monorepo timeout1-unix-monorepo timeout2-unix-monorepo echo_server-unix-monorepo app_info-unix-monorepo speaking_clock-unix-monorepo conduit_server-unix-monorepo console-unix-monorepo http_fetch-unix-monorepo kv_ro-unix-monorepo network-unix-monorepo ping-unix-monorepo prng-unix-monorepo dhcp-unix-monorepo minigit-unix-monorepo crypto_test-unix-monorepo https-unix-monorepo block_test-unix-monorepo --build-only --ocaml-version 4.13.1 -l ./mirage.opam.locked
Opam plugin "monorepo" is not installed. Install it on the current switch? [Y/n] y
The following actions will be performed:
  - install conf-pkg-config 2     [required by opam-monorepo]
  - install opam-monorepo   0.2.7
===== 2 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+deb10u1_amd64.deb ...
- Unpacking libicu63:amd64 (63.1-6+deb10u1) ...
- Selecting previously unselected package libxml2:amd64.
- Preparing to unpack .../3-libxml2_2.9.4+dfsg1-7+deb10u2_amd64.deb ...
- Unpacking libxml2:amd64 (2.9.4+dfsg1-7+deb10u2) ...
- 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+deb10u1) ...
- 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+deb10u2) ...
- Setting up shared-mime-info (1.10-1) ...
- Processing triggers for libc-bin (2.28-10) ...

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved opam-monorepo.0.2.7  (https://github.com/ocamllabs/opam-monorepo/releases/download/0.2.7/opam-monorepo-0.2.7.tbz)
-> installed conf-pkg-config.2
-> installed opam-monorepo.0.2.7
Done.
# Run eval $(opam env) to update the current shell environment

<><> Carrying on to "opam monorepo lock --recurse-opam noop-unix-monorepo noop_functor-unix-monorepo hello-unix-monorepo hello_key-unix-monorepo echo_server-unix-monorepo heads1-unix-monorepo heads2-unix-monorepo timeout1-unix-monorepo timeout2-unix-monorepo echo_server-unix-monorepo app_info-unix-monorepo speaking_clock-unix-monorepo conduit_server-unix-monorepo console-unix-monorepo http_fetch-unix-monorepo kv_ro-unix-monorepo network-unix-monorepo ping-unix-monorepo prng-unix-monorepo dhcp-unix-monorepo minigit-unix-monorepo crypto_test-unix-monorepo https-unix-monorepo block_test-unix-monorepo --build-only --ocaml-version 4.13.1 -l ./mirage.opam.locked" 

==> Using 23 locally scanned packages as the targets.
opam-monorepo: [WARNING] Couldn't calculate a set of packages to satisfy the request. Note that opam monorepo lock will fail if not all of the project dependencies use dune as their build system, in your project that would be xenstore_transport,
                         xenstore, uchar, stringext, sexplib, seq, rresult,
                         ptime, ppx_derivers, pbkdf, parse-argv,
                         ocplib-endian, ocamlfind, ocaml-compiler-libs, num,
                         mtime, mirage-profile, magic-mime, lru, logs, jsonm,
                         hkdf, fpath, fmt, duration, cohttp-mirage, bos,
                         bigstringaf, astring,
                         asn1-combinators. To solve this issue there exists a dune-universe opam-repository which contains dune ports for some opam packages, but it is currently not set in your current switch. If you wish to set it up, run the following command:
opam repository add dune-universe git+https://github.com/dune-universe/opam-overlays.git
opam-monorepo: Can't find all required versions.
               Selected: angstrom.0.15.0 app_info-unix-monorepo.zdev arp.2.3.2
                         asn1-combinators.0.2.6 astring.0.8.5+dune base.v0.14.2
                         base-bigarray.base base-bytes.base base-threads.base base-unix.base
                         base64.3.5.0 bigarray-compat.1.0.0 bigstringaf.0.8.0
                         block_test-unix-monorepo.zdev bos.0.2.0+dune ca-certs-nss.3.71.0.1
                         charrua.1.4.1 charrua-server.1.4.1 cmdliner.1.0.4+dune cohttp.4.0.0
                         cohttp-lwt.4.0.0 cohttp-mirage.4.0.0 conduit.5.0.0
                         conduit_server-unix-monorepo.zdev conf-gmp.3 conf-gmp-powm-sec.3
                         conf-linux-libc-dev.0 conf-m4.1 conf-pkg-config.2
                         console-unix-monorepo.zdev cppo.1.6.8 crunch.3.2.0 csexp.1.5.1
                         cstruct.6.0.1 cstruct-lwt.6.0.1 cstruct-sexp.6.0.1
                         dhcp-unix-monorepo.zdev domain-name.0.3.1 dune.2.9.1
                         dune-configurator.2.9.1 duration.0.2.0 eqaf.0.8 ethernet.2.2.1
                         findlib.1.8.1+dune fmt.0.8.9+dune fpath.0.7.3+dune functoria.4.0.0
                         functoria-runtime.4.0.0 gmap.0.3.0 gmp.6.2.1-2
                         heads1-unix-monorepo.zdev heads2-unix-monorepo.zdev
                         hello-unix-monorepo.zdev hello_key-unix-monorepo.zdev hkdf.1.0.4
                         io-page.2.4.0 ipaddr.5.2.0 ipaddr-sexp.5.2.0 jsonm.1.0.1+dune
                         kv_ro-unix-monorepo.zdev logs.0.7.0+dune lru.0.3.0 lwt.5.5.0
                         lwt-dllist.1.0.1 macaddr.5.2.0 macaddr-cstruct.5.2.0
                         macaddr-sexp.5.2.0 magic-mime.1.2.0 menhir.20211125
                         menhirLib.20211125 menhirSdk.20211125 metrics.0.3.0 mirage.4.0.0
                         mirage-block-unix.2.12.1 mirage-bootvar-unix.0.1.0
                         mirage-channel.4.0.1 mirage-crypto.0.10.5 mirage-crypto-ec.0.10.5
                         mirage-crypto-pk.0.10.5 mirage-crypto-rng.0.10.5
                         mirage-device.2.0.0 mirage-flow.3.0.0 mirage-flow-combinators.3.0.0
                         mirage-kv.4.0.0 mirage-kv-mem.3.0.0 mirage-logs.1.2.0
                         mirage-net.4.0.0 mirage-net-unix.2.8.0 mirage-no-solo5.1
                         mirage-no-xen.1 mirage-profile.0.9.1 mirage-protocols.7.0.0
                         mirage-random.3.0.0 mirage-runtime.4.0.0 mirage-stack.3.0.0
                         mirage-time.3.0.0 mirage-unix.4.0.1 mmap.1.1.0 mtime.1.2.0+dune
                         network-unix-monorepo.zdev noop-unix-monorepo.zdev
                         noop_functor-unix-monorepo.zdev num.1.3+dune
                         ocaml-base-compiler.4.13.1 ocaml-compiler-libs.v0.12.4
                         ocaml-config.2 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0
                         ocamlfind.1.8.1+dune ocplib-endian.1.2 parse-argv.0.2.0
                         parsexp.v0.14.2 pbkdf.1.2.0 ppx_cstruct.6.0.1 ppx_derivers.1.2.1
                         ppx_sexp_conv.v0.14.3 ppxlib.0.23.0 psq.0.2.0 ptime.0.8.5+dune
                         randomconv.0.1.3 re.1.10.3 result.1.5 rresult.0.6.0+dune
                         seq.base+dune sexplib.v0.14.0 sexplib0.v0.14.0
                         speaking_clock-unix-monorepo.zdev stdlib-shims.0.3.0
                         stringext.1.6.0 tcpip.6.4.0 tls.0.15.2 tls-mirage.0.15.2
                         tuntap.2.0.0 uchar.0.0.2+dune uri.4.2.0 uri-sexp.4.2.0
                         uutf.1.0.2+dune vchan.6.0.0 x509.0.15.2 xenstore.2.1.1
                         xenstore_transport.1.3.0 zarith.1.11
                         ocaml-base-compiler&app_info-unix-monorepo&block_test-unix-monorepo&conduit_server-unix-monorepo&console-unix-monorepo&crypto_test-unix-monorepo&dhcp-unix-monorepo&echo_server-unix-monorepo&heads1-unix-monorepo&heads2-unix-monorepo&hello-unix-monorepo&hello_key-unix-monorepo&http_fetch-unix-monorepo&https-unix-monorepo&kv_ro-unix-monorepo&minigit-unix-monorepo&network-unix-monorepo&noop-unix-monorepo&noop_functor-unix-monorepo&ping-unix-monorepo&prng-unix-monorepo&speaking_clock-unix-monorepo&timeout1-unix-monorepo&timeout2-unix-monorepo
                         ocaml-base-compiler ocaml-base-compiler ocaml ocaml
                         ocaml-base-compiler gmp mirage-no-solo5&mirage-no-xen
               - conduit-lwt -> (problem)
                   conduit-mirage 4.0.2 requires = 4.0.2
                   Rejected candidates:
                     conduit-lwt.1.1.0: Doesn't build with dune
                     conduit-lwt.1.0.3: Doesn't build with dune
                     conduit-lwt.1.0.0: Doesn't build with dune
                     conduit-lwt.5.0.0: Incompatible with restriction: = 4.0.2
                     conduit-lwt.4.0.2: Requires conduit = 4.0.2
                     ...
               - conduit-mirage -> conduit-mirage.4.0.2
                   conduit_server-unix-monorepo zdev requires >= 4.0.0 & < 5.0.0
               - crypto_test-unix-monorepo -> (problem)
                   Rejected candidates:
                     crypto_test-unix-monorepo.zdev: Requires mirage-random >= 2.0.0 & < 3.0.0
               - dns -> dns.5.0.1
                   dns-client 5.0.1 requires = 5.0.1
               - dns-client -> dns-client.5.0.1
                   conduit-mirage 4.0.2 requires >= 5.0.0 & < 6.0.0
               - echo_server-unix-monorepo -> (problem)
                   Rejected candidates:
                     echo_server-unix-monorepo.zdev: Requires mirage-random >= 2.0.0 & < 3.0.0
               - http_fetch-unix-monorepo -> (problem)
                   Rejected candidates:
                     http_fetch-unix-monorepo.zdev: Requires mirage-random >= 2.0.0 & < 3.0.0
               - https-unix-monorepo -> (problem)
                   Rejected candidates:
                     https-unix-monorepo.zdev: Requires mirage-random >= 2.0.0 & < 3.0.0
               - minigit-unix-monorepo -> (problem)
                   Rejected candidates:
                     minigit-unix-monorepo.zdev: Requires mirage-random >= 2.0.0 & < 3.0.0
               - mirage-block -> mirage-block.2.0.1
                   mirage-block-unix 2.12.1 requires >= 2.0.0 & < 3.0.0
               - mirage-clock -> mirage-clock.3.1.0
                   mirage-clock-unix 3.1.0 requires = 3.1.0
               - mirage-clock-unix -> mirage-clock-unix.3.1.0
                   app_info-unix-monorepo zdev requires >= 3.0.0 & < 4.0.0
               - mirage-console -> mirage-console.4.0.0
                   mirage-console-unix 4.0.0 requires = 4.0.0
               - mirage-console-unix -> mirage-console-unix.4.0.0
                   app_info-unix-monorepo zdev requires >= 4.0.0 & < 5.0.0
               - ocaml -> ocaml.4.13.1
                   User requested = 4.13.1
               - ping-unix-monorepo -> (problem)
                   Rejected candidates:
                     ping-unix-monorepo.zdev: Requires mirage-random >= 2.0.0 & < 3.0.0
               - prng-unix-monorepo -> (problem)
                   Rejected candidates:
                     prng-unix-monorepo.zdev: Requires mirage-random >= 2.0.0 & < 3.0.0
               - timeout1-unix-monorepo -> (problem)
                   Rejected candidates:
                     timeout1-unix-monorepo.zdev: Requires mirage-random >= 2.0.0 & < 3.0.0
               - timeout2-unix-monorepo -> (problem)
                   Rejected candidates:
                     timeout2-unix-monorepo.zdev: Requires mirage-random >= 2.0.0 & < 3.0.0
make: *** [Makefile:65: lock] Error 1
"/bin/bash" "-c" "opam exec -- make lock" failed with exit status 2

2021-11-30 10:17.38: Job failed: Failed: Build failed