Building on phoebe.caelum.ci.dev (from ocaml/opam:debian-unstable) Unable to find image 'ocaml/opam:debian-unstable' locally debian-unstable: Pulling from ocaml/opam Digest: sha256:89df21cca807fa87b4b2f289b786c2274be7311ffc6c6f947386d1042094600a Status: Downloaded newer image for ocaml/opam:debian-unstable 2025-05-23 15:48.35 ---> 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")) 2025-05-23 15:48.35 ---> 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 d4d1aa63ab7830b868cb8cbd85e076c699d8eb06")) 2025-05-23 15:48.35 ---> using "9dd08d1070d43bd32b9bd541b7c80c489e99c8b764fe1cf09cf53dcf45faae9d" 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. [NOTE] Make sure that ~/.profile is well sourced in your ~/.bashrc. 2025-05-23 15:48.35 ---> using "d921eb389f66f97f3cd81fad6e72bfcbf285b9f49ad655f05bd4f22ef863e39d" from cache /: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam switch create --repositories=default '4.12' '4.12.1'")) <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><> Switch invariant: ["ocaml-base-compiler" {= "4.12.1"}] <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved ocaml-config.2 (cached) -> installed base-bigarray.base -> installed base-threads.base -> installed base-unix.base -> installed ocaml-options-vanilla.1 -> retrieved ocaml-base-compiler.4.12.1 (cached) -> installed ocaml-base-compiler.4.12.1 -> installed ocaml-config.2 -> installed ocaml.4.12.1 Done. # To update the current shell environment, run: eval $(opam env --switch=4.12) 2025-05-23 15:48.35 ---> using "ccb858f3ece39da21908ef193ceac804677ed55ee0411f3883f46824fadf450b" from cache /: (run (network host) (shell "opam update --depexts")) + /usr/bin/sudo "apt-get" "update" - Get:1 http://deb.debian.org/debian unstable InRelease [208 kB] - Get:2 http://deb.debian.org/debian unstable/main amd64 Packages.diff/Index [63.6 kB] - Get:3 http://deb.debian.org/debian unstable/main amd64 Packages T-2025-05-22-2015.53-F-2025-05-18-2007.08.pdiff [127 kB] - Get:3 http://deb.debian.org/debian unstable/main amd64 Packages T-2025-05-22-2015.53-F-2025-05-18-2007.08.pdiff [127 kB] - Fetched 399 kB in 3s (143 kB/s) - Reading package lists... - 2025-05-23 15:48.35 ---> using "ac791e95359ebfa22d471cf0ff2ec99eaea70a02b022f6226bda66306c26fdc8" from cache /: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam remove -y mm.0.8.6\ \nopam install -vy mm.0.8.6\ \nres=$?\ \nif [ $res = 31 ]; then\ \n if opam show -f x-ci-accept-failures: mm.0.8.6 | 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] mm.0.8.6 is not installed. Nothing to do. The following actions will be performed: === install 4 packages - install csexp 1.5.2 [required by dune-configurator] - install dune 3.19.0 [required by mm] - install dune-configurator 3.19.0 [required by mm] - install mm 0.8.6 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> Processing 1/11: [csexp.1.5.2: extract] Processing 2/11: [csexp.1.5.2: extract] [dune.3.19.0, dune-configurator.3.19.0: extract] Processing 3/11: [csexp.1.5.2: extract] [dune.3.19.0, dune-configurator.3.19.0: extract] [mm.0.8.6: extract] -> retrieved csexp.1.5.2 (cached) Processing 3/11: [dune.3.19.0, dune-configurator.3.19.0: extract] [mm.0.8.6: extract] -> retrieved mm.0.8.6 (cached) Processing 3/11: [dune.3.19.0, dune-configurator.3.19.0: extract] -> retrieved dune.3.19.0, dune-configurator.3.19.0 (cached) Processing 4/11: [dune: ocaml 71] + /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "ocaml" "boot/bootstrap.ml" "-j" "71" (CWD=/home/opam/.opam/4.12/.opam-switch/build/dune.3.19.0) - ocamlc -output-complete-exe -w -24 -g -o .duneboot.exe -I boot unix.cma boot/libs.ml boot/duneboot.ml - ./.duneboot.exe -j 71 - Processing 4/11: [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/4.12/.opam-switch/build/dune.3.19.0) -> compiled dune.3.19.0 -> installed dune.3.19.0 Processing 6/11: [csexp: dune build] + /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "dune" "build" "-p" "csexp" "-j" "71" "@install" (CWD=/home/opam/.opam/4.12/.opam-switch/build/csexp.1.5.2) -> compiled csexp.1.5.2 -> installed csexp.1.5.2 Processing 8/11: [dune-configurator: rm] + /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "rm" "-rf" "vendor/csexp" (CWD=/home/opam/.opam/4.12/.opam-switch/build/dune-configurator.3.19.0) + /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "rm" "-rf" "vendor/pp" (CWD=/home/opam/.opam/4.12/.opam-switch/build/dune-configurator.3.19.0) Processing 8/11: [dune-configurator: dune build] + /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "dune" "build" "-p" "dune-configurator" "-j" "71" "@install" (CWD=/home/opam/.opam/4.12/.opam-switch/build/dune-configurator.3.19.0) -> compiled dune-configurator.3.19.0 -> installed dune-configurator.3.19.0 Processing 10/11: [mm: dune build] + /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "dune" "build" "-p" "mm" "-j" "71" "@install" (CWD=/home/opam/.opam/4.12/.opam-switch/build/mm.0.8.6) - (cd _build/default/src && /usr/bin/gcc -O2 -fno-strict-aliasing -fwrapv -fPIC -D_FILE_OFFSET_BITS=64 -D_REENTRANT -Wall -fdiagnostics-color=always -g -I /home/opam/.opam/4.12/lib/ocaml -o image_rgb.o -c image_rgb.c) - image_rgb.c: In function 'caml_rgb_color_to_alpha': - image_rgb.c:1029:10: warning: variable 'd' set but not used [-Wunused-but-set-variable] - 1029 | double d; - | ^ - image_rgb.c:1028:22: warning: variable 'aa' set but not used [-Wunused-but-set-variable] - 1028 | double rr, gg, bb, aa; - | ^~ -> compiled mm.0.8.6 -> installed mm.0.8.6 Done. # To update the current shell environment, run: eval $(opam env) 2025-05-23 15:50.40 ---> saved as "48cde89ead772f6b2bca75b5bfd8beab9b0922578f175963e988f558643a0aee" Job succeeded