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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:d03f1d3d5516a04cb238c890ee24c265c842b392ad1d3f7f1213ae180926dfc1
Status: Downloaded newer image for ocaml/opam:debian-unstable
2025-11-12 10:17.05 ---> 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"))
2025-11-12 10:17.05 ---> 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 e4e631bfa1de346c5c18d3bb460fd03366bcb0e6"))
2025-11-12 10:17.05 ---> using "6f889e36a277629f9f71a80b27336fd916593b91f2202cf84b843c76010b5a11" 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.
2025-11-12 10:17.05 ---> using "3be048844c6cb51df1a68819dc1bbb8ff1c831955fd05a423fa4629bd3de1bfc" from cache

/: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
        (network host)
        (shell "sudo apt update && sudo apt install autoconf -y"))

WARNING: apt does not have a stable CLI interface. Use with caution in scripts.

Get:1 http://deb.debian.org/debian unstable InRelease [176 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-2025-11-12-0810.48-F-2025-11-08-0809.16.pdiff [267 kB]
Get:3 http://deb.debian.org/debian unstable/main amd64 Packages T-2025-11-12-0810.48-F-2025-11-08-0809.16.pdiff [267 kB]
Fetched 507 kB in 10s (51.9 kB/s)
Reading package lists...
Building dependency tree...
Reading state information...
25 packages can be upgraded. Run 'apt list --upgradable' to see them.

WARNING: apt does not have a stable CLI interface. Use with caution in scripts.

Reading package lists...
Building dependency tree...
Reading state information...
Solving dependencies...
Installing:
  autoconf

Installing dependencies:
  automake  autotools-dev  m4

Suggested packages:
  autoconf-archive  gnu-standards  autoconf-doc  libtool  gettext  m4-doc

Summary:
  Upgrading: 0, Installing: 4, Removing: 0, Not Upgrading: 25
  Download size: 1756 kB
  Space needed: 5330 kB / 137 GB available

Get:1 http://deb.debian.org/debian unstable/main amd64 m4 amd64 1.4.20-2 [325 kB]
Get:2 http://deb.debian.org/debian unstable/main amd64 autoconf all 2.72-3.1 [494 kB]
Get:3 http://deb.debian.org/debian unstable/main amd64 autotools-dev all 20240727.1 [60.2 kB]
Get:4 http://deb.debian.org/debian unstable/main amd64 automake all 1:1.18.1-2 [877 kB]
Fetched 1756 kB in 4s (395 kB/s)
Selecting previously unselected package m4.
(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 ... 20804 files and directories currently installed.)
Preparing to unpack .../archives/m4_1.4.20-2_amd64.deb ...
Unpacking m4 (1.4.20-2) ...
Selecting previously unselected package autoconf.
Preparing to unpack .../autoconf_2.72-3.1_all.deb ...
Unpacking autoconf (2.72-3.1) ...
Selecting previously unselected package autotools-dev.
Preparing to unpack .../autotools-dev_20240727.1_all.deb ...
Unpacking autotools-dev (20240727.1) ...
Selecting previously unselected package automake.
Preparing to unpack .../automake_1%3a1.18.1-2_all.deb ...
Unpacking automake (1:1.18.1-2) ...
Setting up m4 (1.4.20-2) ...
Setting up autotools-dev (20240727.1) ...
Setting up autoconf (2.72-3.1) ...
Setting up automake (1:1.18.1-2) ...
update-alternatives: using /usr/bin/automake-1.18 to provide /usr/bin/automake (automake) in auto mode
2025-11-12 10:17.05 ---> using "277cadd498f2625ca878ea86beeb913872ebbd6dbbd1f07c19512639b6583a69" from cache

/: (run (network host)
        (shell "git clone -q 'https://github.com/oxcaml/opam-repository' ~/'oxcaml' && git -C ~/'oxcaml' checkout -q a1ea0d33dd5662b89183f751c3fec566d7860b75"))
2025-11-12 10:17.05 ---> using "fce964cfbb8ec4ed6cd042c743e2bef38f67d1eaccc111bc2a12054d7401efc5" from cache

/: (run (shell "opam repository add --dont-select 'oxcaml' ~/'oxcaml'"))
[oxcaml] Initialised
2025-11-12 10:17.05 ---> using "4c32f7f36d2d8f67a0d818f157e94ab14e93aaf7ca1338ed5b22bd45f911bb06" from cache

/: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
        (network host)
        (shell "opam switch create --repositories=oxcaml,default '5.2.0+flambda2' '5.2.0+ox'"))

<><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><>
Switch invariant: ["ocaml-variants" {= "5.2.0+ox"}]

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved ocaml-config.3  (cached)
-> installed base-bigarray.base
-> installed base-threads.base
-> installed base-unix.base
-> installed ocaml-options-vanilla.1
-> installed conf-autoconf.0.2
-> installed conf-which.1
-> retrieved ocaml-variants.5.2.0+ox  (https://github.com/oxcaml/oxcaml/archive/refs/tags/5.2.0minus-19-opam.tar.gz)
-> installed ocaml-variants.5.2.0+ox
-> installed ocaml-config.3
-> installed ocaml.5.2.0
-> installed base-domains.base
-> installed base-nnp.base
Done.
# To update the current shell environment, run: eval $(opam env --switch=5.2.0+flambda2)
2025-11-12 10:17.05 ---> using "319d64188ef8cdaf1e291ebb44a207e538b905beeb42b3b71a316988736a398b" from cache

/: (run (network host)
        (shell "opam update --depexts"))
+ /usr/bin/sudo "apt-get" "update"
- Hit:1 http://deb.debian.org/debian unstable InRelease
- Reading package lists...
- 
2025-11-12 10:17.05 ---> using "31a34e465cdc98ad3ea9bb85e99555ab13c78e4ac54f0da9ca97aaaee955511b" from cache

/: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
        (network host)
        (shell  "opam remove -y pgsolver.4.4\
               \nopam install -vy pgsolver.4.4\
               \nres=$?\
               \nif [ $res = 31 ]; then\
               \n    if opam show -f x-ci-accept-failures: pgsolver.4.4 | 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] pgsolver.4.4 is not installed.

Nothing to do.
The following actions will be performed:
=== install 8 packages
  - install cppo              1.8.0     [required by extlib]
  - install dune              3.20.2+ox [required by pgsolver]
  - install extlib            1.8.0     [required by pgsolver]
  - install minisat           0.6       [required by ocaml-sat-solvers]
  - install num               1.6       [required by pgsolver]
  - install ocaml-sat-solvers 0.8       [required by pgsolver]
  - install pgsolver          4.4
  - install tcs-lib           0.6       [required by pgsolver]

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
Processing  1/24: [cppo.1.8.0: extract]
Processing  2/24: [cppo.1.8.0: extract] [dune.3.20.2+ox: extract]
Processing  3/24: [cppo.1.8.0: extract] [dune.3.20.2+ox: extract] [extlib.1.8.0: extract]
-> retrieved cppo.1.8.0  (cached)
Processing  3/24: [dune.3.20.2+ox: extract] [extlib.1.8.0: extract]
Processing  4/24: [dune.3.20.2+ox: extract] [extlib.1.8.0: extract] [minisat.0.6: extract]
-> retrieved extlib.1.8.0  (cached)
Processing  4/24: [dune.3.20.2+ox: extract] [minisat.0.6: extract]
Processing  5/24: [dune.3.20.2+ox: extract] [minisat.0.6: extract] [num.1.6: extract]
-> retrieved num.1.6  (cached)
Processing  5/24: [dune.3.20.2+ox: extract] [minisat.0.6: extract]
Processing  6/24: [dune.3.20.2+ox: extract] [minisat.0.6: extract] [ocaml-sat-solvers.0.8: extract]
Processing  7/24: [dune.3.20.2+ox: extract] [minisat.0.6: extract] [ocaml-sat-solvers.0.8: extract] [num: make opam-modern]
-> retrieved minisat.0.6  (cached)
Processing  7/24: [dune.3.20.2+ox: extract] [ocaml-sat-solvers.0.8: extract] [num: make opam-modern]
Processing  8/24: [dune.3.20.2+ox: extract] [ocaml-sat-solvers.0.8: extract] [pgsolver.4.4: extract] [num: make opam-modern]
-> retrieved ocaml-sat-solvers.0.8  (cached)
Processing  8/24: [dune.3.20.2+ox: extract] [pgsolver.4.4: extract] [num: make opam-modern]
Processing  9/24: [dune.3.20.2+ox: extract] [pgsolver.4.4: extract] [tcs-lib.0.6: extract] [num: make opam-modern]
-> retrieved tcs-lib.0.6  (cached)
Processing  9/24: [dune.3.20.2+ox: extract] [pgsolver.4.4: extract] [num: make opam-modern]
-> retrieved pgsolver.4.4  (cached)
Processing  9/24: [dune.3.20.2+ox: extract] [num: make opam-modern]
-> retrieved dune.3.20.2+ox  (cached)
Processing  9/24: [num: make opam-modern]
[dune: patch] applying oxcaml-dune.patch
Processing 10/24: [dune: ocaml 71] [num: make opam-modern]
+ /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "make" "PROFILE=release" "opam-modern" (CWD=/home/opam/.opam/5.2.0+flambda2/.opam-switch/build/num.1.6)
- make -C src all
- make[1]: Entering directory '/home/opam/.opam/5.2.0+flambda2/.opam-switch/build/num.1.6/src'
- ocamlc -ccopt -DBNG_ARCH_amd64 -c bng.c
- ocamlc -ccopt -DBNG_ARCH_amd64 -c nat_stubs.c
- ocamlmklib -oc nums bng.o nat_stubs.o
- ocamlc -w +a-4-9-41-42-44-45-48  -bin-annot -g -safe-string -strict-sequence -strict-formats -I +compiler-libs -c int_misc.mli
- ocamlc -w +a-4-9-41-42-44-45-48  -bin-annot -g -safe-string -strict-sequence -strict-formats -I +compiler-libs -c int_misc.ml
- ocamlc -w +a-4-9-41-42-44-45-48  -bin-annot -g -safe-string -strict-sequence -strict-formats -I +compiler-libs -c nat.mli
- ocamlc -w +a-4-9-41-42-44-45-48  -bin-annot -g -safe-string -strict-sequence -strict-formats -I +compiler-libs -c nat.ml
- ocamlc -w +a-4-9-41-42-44-45-48  -bin-annot -g -safe-string -strict-sequence -strict-formats -I +compiler-libs -c big_int.mli
- ocamlc -w +a-4-9-41-42-44-45-48  -bin-annot -g -safe-string -strict-sequence -strict-formats -I +compiler-libs -c big_int.ml
- ocamlc -w +a-4-9-41-42-44-45-48  -bin-annot -g -safe-string -strict-sequence -strict-formats -I +compiler-libs -c arith_flags.mli
- ocamlc -w +a-4-9-41-42-44-45-48  -bin-annot -g -safe-string -strict-sequence -strict-formats -I +compiler-libs -c arith_flags.ml
- ocamlc -w +a-4-9-41-42-44-45-48  -bin-annot -g -safe-string -strict-sequence -strict-formats -I +compiler-libs -c ratio.mli
- ocamlc -w +a-4-9-41-42-44-45-48  -bin-annot -g -safe-string -strict-sequence -strict-formats -I +compiler-libs -c ratio.ml
- ocamlc -w +a-4-9-41-42-44-45-48  -bin-annot -g -safe-string -strict-sequence -strict-formats -I +compiler-libs -c num.mli
- ocamlc -w +a-4-9-41-42-44-45-48  -bin-annot -g -safe-string -strict-sequence -strict-formats -I +compiler-libs -c num.ml
- ocamlc -w +a-4-9-41-42-44-45-48  -bin-annot -g -safe-string -strict-sequence -strict-formats -I +compiler-libs -c arith_status.mli
- ocamlc -w +a-4-9-41-42-44-45-48  -bin-annot -g -safe-string -strict-sequence -strict-formats -I +compiler-libs -c arith_status.ml
- ocamlmklib -o nums -oc nums -linkall int_misc.cmo nat.cmo big_int.cmo arith_flags.cmo ratio.cmo num.cmo arith_status.cmo
- cp ../toplevel/num_top_printers.mli ../toplevel/num_top.mli ../toplevel/num_top_printers.ml ../toplevel/num_top.ml .
- ocamlc -w +a-4-9-41-42-44-45-48  -bin-annot -g -safe-string -strict-sequence -strict-formats -I +compiler-libs -c num_top_printers.mli
- ocamlc -w +a-4-9-41-42-44-45-48  -bin-annot -g -safe-string -strict-sequence -strict-formats -I +compiler-libs -c num_top_printers.ml
- ocamlc -w +a-4-9-41-42-44-45-48  -bin-annot -g -safe-string -strict-sequence -strict-formats -I +compiler-libs -c num_top.mli
- ocamlc -w +a-4-9-41-42-44-45-48  -bin-annot -g -safe-string -strict-sequence -strict-formats -I +compiler-libs -c num_top.ml
- ocamlc -w +a-4-9-41-42-44-45-48  -bin-annot -g -safe-string -strict-sequence -strict-formats -I +compiler-libs -a -o num_top.cma num_top_printers.cmo num_top.cmo
- echo 'version = "1.7~dev"' > META.top
- cat META.num-top.in >> META.top
- ocamlopt -w +a-4-9-41-42-44-45-48  -bin-annot -g -safe-string -strict-sequence -strict-formats -I +compiler-libs -c int_misc.ml
- ocamlopt -w +a-4-9-41-42-44-45-48  -bin-annot -g -safe-string -strict-sequence -strict-formats -I +compiler-libs -c nat.ml
- ocamlopt -w +a-4-9-41-42-44-45-48  -bin-annot -g -safe-string -strict-sequence -strict-formats -I +compiler-libs -c big_int.ml
- ocamlopt -w +a-4-9-41-42-44-45-48  -bin-annot -g -safe-string -strict-sequence -strict-formats -I +compiler-libs -c arith_flags.ml
- ocamlopt -w +a-4-9-41-42-44-45-48  -bin-annot -g -safe-string -strict-sequence -strict-formats -I +compiler-libs -c ratio.ml
- ocamlopt -w +a-4-9-41-42-44-45-48  -bin-annot -g -safe-string -strict-sequence -strict-formats -I +compiler-libs -c num.ml
- ocamlopt -w +a-4-9-41-42-44-45-48  -bin-annot -g -safe-string -strict-sequence -strict-formats -I +compiler-libs -c arith_status.ml
- ocamlmklib -o nums -oc nums -linkall int_misc.cmx nat.cmx big_int.cmx arith_flags.cmx ratio.cmx num.cmx arith_status.cmx
- ocamlopt -w +a-4-9-41-42-44-45-48  -bin-annot -g -safe-string -strict-sequence -strict-formats -I +compiler-libs -I . -shared -o nums.cmxs nums.cmxa
- make[1]: Leaving directory '/home/opam/.opam/5.2.0+flambda2/.opam-switch/build/num.1.6/src'
- cp src/num-modern.install num.install
-> compiled  num.1.6
Processing 10/24: [dune: ocaml 71]
-> installed num.1.6
Processing 11/24: [dune: ocaml 71]
+ /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "ocaml" "boot/bootstrap.ml" "-j" "71" (CWD=/home/opam/.opam/5.2.0+flambda2/.opam-switch/build/dune.3.20.2+ox)
- ocamlc -output-complete-exe -g -o .duneboot.exe -I boot -I +unix unix.cma boot/libs.ml boot/duneboot.ml
- ./.duneboot.exe -j 71
- 
*s
cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-23-53 -alert -unstable -I +unix -I +threads stdune__Code_error.ml
- File "stdune__Code_error.ml", line 30, characters 2-27:
- 30 |   Printexc.register_printer (function
-        ^^^^^^^^^^^^^^^^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- 
*s
cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-23-53 -alert -unstable -I +unix -I +threads notty_unix.ml
- File "notty_unix.ml", line 38, characters 23-29:
- 38 |     let old_hdl = Sys.(signal signum (Signal_handle (fun _ -> f ()))) in
-                             ^^^^^^
- Alert unsafe_multidomain: Stdlib.Sys.signal
- Use [Sys.Safe.signal].
- 
- File "notty_unix.ml", line 39, characters 31-45:
- 39 |     `Revert (once @@ fun () -> Sys.set_signal signum old_hdl)
-                                     ^^^^^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Sys.set_signal
- Use [Sys.Safe.set_signal].
- 
*s
cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-23-53 -alert -unstable -I +unix -I +threads stdune__User_error.ml
- File "stdune__User_error.ml", line 18, characters 2-27:
- 18 |   Printexc.register_printer (function
-        ^^^^^^^^^^^^^^^^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- 
*s
cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-23-53 -alert -unstable -I +unix -I +threads opamStd.ml
- File "opamStd.ml", line 960, characters 10-24:
- 960 |       try Sys.set_signal 28 (* SIGWINCH *)
-                 ^^^^^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Sys.set_signal
- Use [Sys.Safe.set_signal].
- 
- File "opamStd.ml", line 1409, characters 4-15:
- 1409 |     Unix.putenv "HOME" dir;
-            ^^^^^^^^^^^
- Alert unsafe_multidomain: Unix.putenv
- Mutating the environment makes reading the environment unsafe.
- 
*s
cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-23-53 -alert -unstable -I +unix -I +threads dune_rpc_private__Conv.ml
- File "dune_rpc_private__Conv.ml", line 49, characters 2-27:
- 49 |   Printexc.register_printer (function
-        ^^^^^^^^^^^^^^^^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- 
*s
cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-23-53 -alert -unstable -I +unix -I +threads dune_rpc_private__Where.ml
- File "dune_rpc_private__Where.ml", line 23, characters 2-27:
- 23 |   Printexc.register_printer (function
-        ^^^^^^^^^^^^^^^^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- 
*s
cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-23-53 -alert -unstable -I +unix -I +threads dune_rpc_private__Types.ml
- File "dune_rpc_private__Types.ml", line 155, characters 6-31:
- 155 |       Printexc.register_printer (function
-             ^^^^^^^^^^^^^^^^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- 
*s
cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-23-53 -alert -unstable -I +unix -I +threads dune_rpc_private__Registry.ml
- File "dune_rpc_private__Registry.ml", line 68, characters 4-29:
- 68 |     Printexc.register_printer (function
-          ^^^^^^^^^^^^^^^^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- 
*s
cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-23-53 -alert -unstable -I +unix -I +threads dune_rpc_private__Versioned.ml
- File "dune_rpc_private__Versioned.ml", line 24, characters 4-29:
- 24 |     Printexc.register_printer (function
-          ^^^^^^^^^^^^^^^^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- 
*s
cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-23-53 -alert -unstable -I +unix -I +threads opamSystem.ml
- File "opamSystem.ml", line 1248, characters 2-27:
- 1248 |   Printexc.register_printer (function
-          ^^^^^^^^^^^^^^^^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- 
- File "opamSystem.ml", line 1264, characters 6-20:
- 1264 |   try Sys.set_signal Sys.sigpipe (Sys.Signal_handle (fun _ -> ()))
-              ^^^^^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Sys.set_signal
- Use [Sys.Safe.set_signal].
- 
*s
cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-23-53 -alert -unstable -I +unix -I +threads memo.ml
- File "memo.ml", line 415, characters 2-27:
- 415 |   Printexc.register_printer (fun exn ->
-         ^^^^^^^^^^^^^^^^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- 
*s
cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-23-53 -alert -unstable -I +unix -I +threads dune_rpc_private.ml
- File "dune_rpc_private.ml", line 202, characters 6-31:
- 202 |       Printexc.register_printer (function
-             ^^^^^^^^^^^^^^^^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- 
*s
cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-23-53 -alert -unstable -I +unix -I +threads dune_rpc_server.ml
- File "dune_rpc_server.ml", line 15, characters 2-27:
- 15 |   Printexc.register_printer (function
-        ^^^^^^^^^^^^^^^^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- 
*s
cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-23-53 -alert -unstable -I +unix -I +threads dune_engine__Scheduler.ml
- File "dune_engine__Scheduler.ml", line 55, characters 4-29:
- 55 |     Printexc.register_printer (function
-          ^^^^^^^^^^^^^^^^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- 
- File "dune_engine__Scheduler.ml", line 631, characters 6-20:
- 631 |       Sys.set_signal
-             ^^^^^^^^^^^^^^
- Alert unsafe_multidomain: Dune_engine__.Import.Sys.set_signal
- Use [Sys.Safe.set_signal].
- 
*s
cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-23-53 -alert -unstable -I +unix -I +threads opamPp.ml
- File "opamPp.ml", line 64, characters 9-34:
- 64 | let () = Printexc.register_printer @@ function
-               ^^^^^^^^^^^^^^^^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- 
*s
cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-23-53 -alert -unstable -I +unix -I +threads dune_tui.ml
- File "dune_tui.ml", line 15, characters 7-21:
- 15 |        Sys.set_signal Sys.sigcont
-             ^^^^^^^^^^^^^^
- Alert unsafe_multidomain: Dune_tui__.Import.Sys.set_signal
- Use [Sys.Safe.set_signal].
- 
- File "dune_tui.ml", line 23, characters 12-22:
- 23 |            (Sys.signal Sys.sigtstp
-                  ^^^^^^^^^^
- Alert unsafe_multidomain: Dune_tui__.Import.Sys.signal
- Use [Sys.Safe.signal].
- 

Processing 11/24: [dune: ./_boot/dune.exe build]
+ /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "./_boot/dune.exe" "build" "dune.install" "--release" "--profile" "dune-bootstrap" "-j" "71" (CWD=/home/opam/.opam/5.2.0+flambda2/.opam-switch/build/dune.3.20.2+ox)
-> compiled  dune.3.20.2+ox
-> installed dune.3.20.2+ox
Processing 13/24: [cppo: dune build]
Processing 14/24: [cppo: dune build] [minisat: dune build]
Processing 15/24: [cppo: dune build] [minisat: dune build] [tcs-lib: dune build]
+ /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "dune" "build" "-p" "tcs-lib" "-j" "71" "@install" (CWD=/home/opam/.opam/5.2.0+flambda2/.opam-switch/build/tcs-lib.0.6)
-> compiled  tcs-lib.0.6
Processing 15/24: [cppo: dune build] [minisat: dune build]
-> installed tcs-lib.0.6
Processing 16/24: [cppo: dune build] [minisat: dune build]
+ /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "dune" "build" "-p" "minisat" "-j" "71" (CWD=/home/opam/.opam/5.2.0+flambda2/.opam-switch/build/minisat.0.6)
-> compiled  minisat.0.6
Processing 16/24: [cppo: dune build]
-> installed minisat.0.6
Processing 17/24: [cppo: dune build]
Processing 18/24: [cppo: dune build] [ocaml-sat-solvers: dune build]
+ /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "dune" "build" "-p" "cppo" "-j" "71" "@install" (CWD=/home/opam/.opam/5.2.0+flambda2/.opam-switch/build/cppo.1.8.0)
- (cd _build/default && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -w -40 -g -I src/.cppo_main.eobjs/byte -I src/.cppo_main.eobjs/native -I /home/opam/.opam/5.2.0+flambda2/lib/ocaml/str -I /home/opam/.opam/5.2.0+flambda2/lib/ocaml/unix -cmi-file src/.cppo_main.eobjs/byte/dune__exe__Cppo_eval.cmi -no-alias-deps -open Dune__exe -o src/.cppo_main.eobjs/native/dune__exe__Cppo_eval.cmx -c -impl src/cppo_eval.pp.ml)
- File "src/cppo_eval.pp.ml", line 427, characters 2-13:
- 427 |   Unix.putenv "CPPO_FILE" file;
-         ^^^^^^^^^^^
- Alert unsafe_multidomain: Unix.putenv
- Mutating the environment makes reading the environment unsafe.
- 
- File "src/cppo_eval.pp.ml", line 428, characters 2-13:
- 428 |   Unix.putenv "CPPO_FIRST_LINE" (string_of_int first);
-         ^^^^^^^^^^^
- Alert unsafe_multidomain: Unix.putenv
- Mutating the environment makes reading the environment unsafe.
- 
- File "src/cppo_eval.pp.ml", line 429, characters 2-13:
- 429 |   Unix.putenv "CPPO_LAST_LINE" (string_of_int last);
-         ^^^^^^^^^^^
- Alert unsafe_multidomain: Unix.putenv
- Mutating the environment makes reading the environment unsafe.
-> compiled  cppo.1.8.0
Processing 18/24: [ocaml-sat-solvers: dune build]
-> installed cppo.1.8.0
Processing 19/24: [ocaml-sat-solvers: dune build]
Processing 20/24: [extlib: dune build] [ocaml-sat-solvers: dune build]
+ /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "dune" "build" "-p" "ocaml-sat-solvers" "-j" "71" "@install" (CWD=/home/opam/.opam/5.2.0+flambda2/.opam-switch/build/ocaml-sat-solvers.0.8)
-> compiled  ocaml-sat-solvers.0.8
Processing 20/24: [extlib: dune build]
-> installed ocaml-sat-solvers.0.8
Processing 21/24: [extlib: dune build]
+ /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "dune" "build" "-p" "extlib" "-j" "71" (CWD=/home/opam/.opam/5.2.0+flambda2/.opam-switch/build/extlib.1.8.0)
-> compiled  extlib.1.8.0
-> installed extlib.1.8.0
Processing 23/24: [pgsolver: dune build]
+ /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "dune" "build" "-p" "pgsolver" "-j" "71" "@install" (CWD=/home/opam/.opam/5.2.0+flambda2/.opam-switch/build/pgsolver.4.4)
-> compiled  pgsolver.4.4
-> installed pgsolver.4.4
Done.
# To update the current shell environment, run: eval $(opam env)
2025-11-12 10:22.23 ---> saved as "32e89aadcb7de3e80e053938b652ad8ac8c850327bb34bd1ad7d69672f5cdba6"
Job succeeded