Building on bremusa.ocamllabs.io
(from ocaml/opam:debian-unstable)
Unable to find image 'ocaml/opam:debian-unstable' locally
debian-unstable: Pulling from ocaml/opam
Digest: sha256:9d6ee237fc4a0f2d144b9f12cf3c55843e12649cd33c20ff24b4e8d1a10c60b0
Status: Downloaded newer image for ocaml/opam:debian-unstable
2026-05-15 09:11.23 ---> using "0acd5aeaa8f7bc314514d9795d14a7f12ec72a6a5b11c5904350189734c6859b" from cache
/: (user (uid 1000) (gid 1000))
/: (env OPAMPRECISETRACKING 1)
/: (env OPAMUTF8 never)
/: (env OPAMEXTERNALSOLVER builtin-0install)
/: (env OPAMCRITERIA +removed)
/: (env CI true)
/: (env OPAM_HEALTH_CHECK_CI true)
/: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2026-05-15 09:11.23 ---> using "40df4fa4cdfc68a5fa7a326047e82a7adc5df52b8059d4a7b745bdd50aad56e7" from cache
/: (run (network host)
(shell "rm -rf ~/opam-repository && git clone -q 'https://github.com/ocaml/opam-repository' ~/opam-repository && git -C ~/opam-repository checkout -q ba330746a50a77a950460e0b4891860ef8473d4a"))
2026-05-15 09:11.23 ---> using "0b49d9c5d33265e52b08d514139ec3a7efff263621554bb891ac88b3da01b46a" from cache
/: (run (shell "rm -rf ~/.opam && opam init -ya --bare --config ~/.opamrc-sandbox ~/opam-repository"))
Configuring from /home/opam/.opamrc-sandbox, then /home/opam/.opamrc, and finally from built-in defaults.
Checking for available remotes: rsync and local, git.
- you won't be able to use mercurial repositories unless you install the hg command on your system.
- you won't be able to use darcs repositories unless you install the darcs command on your system.
<><> Fetching repository information ><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
User configuration:
~/.profile is already up-to-date.
2026-05-15 09:11.23 ---> using "b7ecd9b0118fa7e153c05dc4df3871f8f2c9ddbf76d9663cd7e4dde34de6053e" from cache
/: (run (cache (opam-archives (target /home/opam/.opam/download-cache)) (opam-dune-cache (target /home/opam/.cache/dune)))
(network host)
(shell "opam switch create --repositories=default '5.3-opam' '5.3.0'"))
<><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><>
Switch invariant: ["ocaml-base-compiler" {= "5.3.0"}]
<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> installed base-bigarray.base
-> installed base-threads.base
-> installed base-unix.base
-> installed ocaml-options-vanilla.1
-> retrieved ocaml-config.3 (2 extra sources)
-> retrieved ocaml-config.3 (2 extra sources)
-> retrieved ocaml-compiler.5.3.0 (cached)
-> installed ocaml-compiler.5.3.0
-> installed ocaml-base-compiler.5.3.0
-> installed ocaml-config.3
-> installed ocaml.5.3.0
-> installed base-domains.base
-> installed base-effects.base
-> installed base-nnp.base
Done.
# To update the current shell environment, run: eval $(opam env --switch=5.3-opam)
2026-05-15 09:11.23 ---> using "41faa638303766ca262e7de852394b2e57f78dd2e5175e14d2ec6673576b5d95" from cache
/: (run (network host)
(shell "opam update --depexts"))
+ /usr/bin/sudo "apt-get" "update"
- Get:1 http://deb.debian.org/debian unstable InRelease [189 kB]
- Get:2 http://deb.debian.org/debian unstable/main amd64 Packages.diff/Index [63.6 kB]
- Get:3 http://deb.debian.org/debian unstable/main amd64 Packages T-2026-05-15-0801.38-F-2026-05-10-0200.31.pdiff [361 kB]
- Get:3 http://deb.debian.org/debian unstable/main amd64 Packages T-2026-05-15-0801.38-F-2026-05-10-0200.31.pdiff [361 kB]
- Fetched 614 kB in 3s (214 kB/s)
- Reading package lists...
-
2026-05-15 09:11.23 ---> using "83d06f9b290f8fa9acae9c92874804750322455980bdf3e52099776e128ec662" from cache
/: (run (cache (opam-archives (target /home/opam/.opam/download-cache)) (opam-dune-cache (target /home/opam/.cache/dune)))
(network host)
(shell "opam pin add -k version dune $(opam show -f version dune)"))
dune is now pinned to version 3.23.0
The following actions will be performed:
=== install 1 package
- install dune 3.23.0 (pinned)
<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved dune.3.23.0 (cached)
-> installed dune.3.23.0
Done.
# To update the current shell environment, run: eval $(opam env)
2026-05-15 09:11.23 ---> using "7265f30b092a56c7885cec35a3cbb57018b52ead97eb8ee5c84033684bc61948" from cache
/: (env DUNE_CACHE enabled)
/: (env DUNE_CACHE_TRANSPORT direct)
/: (env DUNE_CACHE_DUPLICATION copy)
/: (run (cache (opam-archives (target /home/opam/.opam/download-cache)) (opam-dune-cache (target /home/opam/.cache/dune)))
(network host)
(shell "opam remove -y cb-check.0.1\
\nopam install -vy cb-check.0.1\
\nres=$?\
\nif [ $res = 31 ]; then\
\n if opam show -f x-ci-accept-failures: cb-check.0.1 | grep -q 'debian-unstable'; then\
\n echo \"This package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\"\
\n exit 69\
\n fi\
\nfi \
\n\
\n\
\nexit $res"))
[NOTE] cb-check.0.1 is not installed.
Nothing to do.
The following actions will be performed:
=== install 2 packages
- install cb-check 0.1
- install yojson 3.0.0 [required by cb-check]
<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
Processing 1/6: [cb-check.0.1: http]
Processing 2/6: [cb-check.0.1: http] [yojson.3.0.0: extract]
-> retrieved yojson.3.0.0 (cached)
Processing 2/6: [cb-check.0.1: http]
Processing 3/6: [cb-check.0.1: http] [yojson: dune build]
Processing 3/6: [cb-check.0.1: extract] [yojson: dune build]
-> retrieved cb-check.0.1 (https://github.com/ocurrent/current-bench/archive/refs/tags/0.1.zip)
Processing 3/6: [yojson: dune build]
+ /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "dune" "build" "-p" "yojson" "-j" "71" "@install" (CWD=/home/opam/.opam/5.3-opam/.opam-switch/build/yojson.3.0.0)
-> compiled yojson.3.0.0
-> installed yojson.3.0.0
Processing 5/6: [cb-check: dune build]
+ /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "dune" "build" "-p" "cb-check" "-j" "71" "@install" (CWD=/home/opam/.opam/5.3-opam/.opam-switch/build/cb-check.0.1)
- (cd _build/default && /home/opam/.opam/5.3-opam/bin/ocamlopt.opt -w -40 -g -I cb-check/.main.eobjs/byte -I cb-check/.main.eobjs/native -I /home/opam/.opam/5.3-opam/lib/yojson -cmi-file cb-check/.main.eobjs/byte/dune__exe__Main.cmi -no-alias-deps -open Dune__exe -o cb-check/.main.eobjs/native/dune__exe__Main.cmx -c -impl cb-check/main.ml)
- File "cb-check/main.ml", line 19, characters 34-35:
- 19 | match Cb_schema.S.of_json j with
- ^
- Error: The value "j" has type
- "Yojson.Safe.t" =
- "[ `Assoc of (string * Yojson.Safe.t) list
- | `Bool of bool
- | `Float of float
- | `Int of int
- | `Intlit of string
- | `List of Yojson.Safe.t list
- | `Null
- | `String of string ]"
- but an expression was expected of type
- "[> `Assoc of
- (string *
- [> `List of
- [> `Assoc of
- (string *
- [> `Assoc of
- (string *
- [> `Assoc of
- (string *
- [> `Float of float
- | `Int of int
- | `Intlit of string
- | `Null
- | `String of string ])
- list
- | `Float of float
- | `Int of int
- | `Intlit of string
- | `List of
- [> `Float of float
- | `Int of int
- | `Intlit of string
- | `Null
- | `String of string ]
- list
- | `Null
- | `String of string ])
- list
- | `List of
- [> `Assoc of
- (string *
- [> `Assoc of
- (string *
- [> `Float of float
- | `Int of int
- | `Intlit of string
- | `Null
- | `String of string ])
- list
- | `Float of float
- | `Int of int
- | `Intlit of string
- | `List of
- [> `Float of float
- | `Int of int
- | `Intlit of string
- | `List of
- [> `Float of float ] list
- | `Null
- | `String of string ]
- list
- | `Null
- | `String of string ])
- list ]
- list
- | `Null
- | `String of string ])
- list ]
- list
- | `Null
- | `String of string
- | `Tuple of [> `Int of int ] list ])
- list ]"
- Type
- "Yojson.Safe.t" =
- "[ `Assoc of (string * Yojson.Safe.t) list
- | `Bool of bool
- | `Float of float
- | `Int of int
- | `Intlit of string
- | `List of Yojson.Safe.t list
- | `Null
- | `String of string ]"
- is not compatible with type
- "[> `List of
- [> `Assoc of
- (string *
- [> `Assoc of
- (string *
- [> `Assoc of
- (string *
- [> `Float of float
- | `Int of int
- | `Intlit of string
- | `Null
- | `String of string ])
- list
- | `Float of float
- | `Int of int
- | `Intlit of string
- | `List of
- [> `Float of float
- | `Int of int
- | `Intlit of string
- | `Null
- | `String of string ]
- list
- | `Null
- | `String of string ])
- list
- | `List of
- [> `Assoc of
- (string *
- [> `Assoc of
- (string *
- [> `Float of float
- | `Int of int
- | `Intlit of string
- | `Null
- | `String of string ])
- list
- | `Float of float
- | `Int of int
- | `Intlit of string
- | `List of
- [> `Float of float
- | `Int of int
- | `Intlit of string
- | `List of [> `Float of float ] list
- | `Null
- | `String of string ]
- list
- | `Null
- | `String of string ])
- list ]
- list
- | `Null
- | `String of string ])
- list ]
- list
- | `Null
- | `String of string
- | `Tuple of [> `Int of int ] list ]"
- The first variant type does not allow tag(s) "`Tuple"
[ERROR] The compilation of cb-check.0.1 failed at "dune build -p cb-check -j 71 @install".
#=== ERROR while compiling cb-check.0.1 =======================================#
# context 2.5.1 | linux/x86_64 | ocaml-base-compiler.5.3.0 | file:///home/opam/opam-repository
# path ~/.opam/5.3-opam/.opam-switch/build/cb-check.0.1
# command ~/.opam/opam-init/hooks/sandbox.sh build dune build -p cb-check -j 71 @install
# exit-code 1
# env-file ~/.opam/log/cb-check-7-662b07.env
# output-file ~/.opam/log/cb-check-7-662b07.out
### output ###
# (cd _build/default && /home/opam/.opam/5.3-opam/bin/ocamlopt.opt -w -40 -g -I cb-check/.main.eobjs/byte -I cb-check/.main.eobjs/native -I /home/opam/.opam/5.3-opam/lib/yojson -cmi-file cb-check/.main.eobjs/byte/dune__exe__Main.cmi -no-alias-deps -open Dune__exe -o cb-check/.main.eobjs/native/dune__exe__Main.cmx -c -impl cb-check/main.ml)
# File "cb-check/main.ml", line 19, characters 34-35:
# 19 | match Cb_schema.S.of_json j with
# ^
# Error: The value "j" has type
# "Yojson.Safe.t" =
# "[ `Assoc of (string * Yojson.Safe.t) list
# | `Bool of bool
# | `Float of float
# | `Int of int
# | `Intlit of string
# | `List of Yojson.Safe.t list
# | `Null
# | `String of string ]"
# but an expression was expected of type
# "[> `Assoc of
# (string *
# [> `List of
# [> `Assoc of
# (string *
# [> `Assoc of
# (string *
# [> `Assoc of
# (string *
# [> `Float of float
# | `Int of int
# | `Intlit of string
# | `Null
# | `String of string ])
# list
# | `Float of float
# | `Int of int
# | `Intlit of string
# | `List of
# [> `Float of float
# | `Int of int
# | `Intlit of string
# | `Null
# | `String of string ]
# list
# | `Null
# | `String of string ])
# list
# | `List of
# [> `Assoc of
# (string *
# [> `Assoc of
# (string *
# [> `Float of float
# | `Int of int
# | `Intlit of string
# | `Null
# | `String of string ])
# list
# | `Float of float
# | `Int of int
# | `Intlit of string
# | `List of
# [> `Float of float
# | `Int of int
# | `Intlit of string
# | `List of
# [> `Float of float ] list
# | `Null
# | `String of string ]
# list
# | `Null
# | `String of string ])
# list ]
# list
# | `Null
# | `String of string ])
# list ]
# list
# | `Null
# | `String of string
# | `Tuple of [> `Int of int ] list ])
# list ]"
# Type
# "Yojson.Safe.t" =
# "[ `Assoc of (string * Yojson.Safe.t) list
# | `Bool of bool
# | `Float of float
# | `Int of int
# | `Intlit of string
# | `List of Yojson.Safe.t list
# | `Null
# | `String of string ]"
# is not compatible with type
# "[> `List of
# [> `Assoc of
# (string *
# [> `Assoc of
# (string *
# [> `Assoc of
# (string *
# [> `Float of float
# | `Int of int
# | `Intlit of string
# | `Null
# | `String of string ])
# list
# | `Float of float
# | `Int of int
# | `Intlit of string
# | `List of
# [> `Float of float
# | `Int of int
# | `Intlit of string
# | `Null
# | `String of string ]
# list
# | `Null
# | `String of string ])
# list
# | `List of
# [> `Assoc of
# (string *
# [> `Assoc of
# (string *
# [> `Float of float
# | `Int of int
# | `Intlit of string
# | `Null
# | `String of string ])
# list
# | `Float of float
# | `Int of int
# | `Intlit of string
# | `List of
# [> `Float of float
# | `Int of int
# | `Intlit of string
# | `List of [> `Float of float ] list
# | `Null
# | `String of string ]
# list
# | `Null
# | `String of string ])
# list ]
# list
# | `Null
# | `String of string ])
# list ]
# list
# | `Null
# | `String of string
# | `Tuple of [> `Int of int ] list ]"
# The first variant type does not allow tag(s) "`Tuple"
<><> Error report <><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
+- The following actions failed
| - build cb-check 0.1
+-
+- The following changes have been performed
| - install yojson 3.0.0
+-
# To update the current shell environment, run: eval $(opam env)
The former state can be restored with:
/usr/bin/opam switch import "/home/opam/.opam/5.3-opam/.opam-switch/backup/state-20260515091125.export"
'opam install -vy cb-check.0.1' failed.
"/usr/bin/env" "bash" "-c" "opam remove -y cb-check.0.1
opam install -vy cb-check.0.1
res=$?
if [ $res = 31 ]; then
if opam show -f x-ci-accept-failures: cb-check.0.1 | grep -q 'debian-unstable'; then
echo "This package failed and has been disabled for CI using the 'x-ci-accept-failures' field."
exit 69
fi
fi
exit $res" failed with exit status 31
Failed: Build failed
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