2025-08-20 17:09.52: New job: test mirage/ocaml-hvsock https://github.com/mirage/ocaml-hvsock.git#refs/heads/master (6b90ba4ab43257e05e377672f4e07b2d1b643588) (linux-x86_64:ubuntu-22.04-5.3_opam-2.4) Base: ocaml/opam:ubuntu-22.04-ocaml-5.3@sha256:fe26ffb648d825dc4aa3d47443e7b86052b6bc4e3d84c3bd8577624da44d0b0f Opam project build To reproduce locally: git clone --recursive "https://github.com/mirage/ocaml-hvsock.git" -b "master" && cd "ocaml-hvsock" && git reset --hard 6b90ba4a cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:ubuntu-22.04-ocaml-5.3@sha256:fe26ffb648d825dc4aa3d47443e7b86052b6bc4e3d84c3bd8577624da44d0b0f # ubuntu-22.04-5.3_opam-2.4 USER 1000:1000 ENV CLICOLOR_FORCE="1" ENV OPAMCOLOR="always" WORKDIR /src RUN sudo ln -f /usr/bin/opam-2.4 /usr/bin/opam RUN opam init --reinit -ni RUN uname -rs && opam exec -- ocaml -version && opam --version WORKDIR /src RUN sudo chown opam /src RUN cd ~/opam-repository && (git cat-file -e f9d23e5cb169337cdf0aac6321e4ec46f6f64a74 || git fetch origin master) && git reset -q --hard f9d23e5cb169337cdf0aac6321e4ec46f6f64a74 && git log --no-decorate -n1 --oneline && opam update -u COPY --chown=1000:1000 hvsock.opam ./ RUN opam pin add -yn hvsock.dev './' RUN echo '(lang dune 3.0)' > './dune-project' ENV DEPS="alcotest.1.9.0 angstrom.0.16.1 astring.0.8.5 base-bigarray.base base-bytes.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base base64.3.5.1 bigstringaf.0.10.0 cmdliner.1.3.0 cppo.1.8.0 csexp.1.5.2 cstruct.6.2.0 dune.3.20.0 dune-configurator.3.20.0 duration.0.2.1 fmt.0.11.0 logs.0.9.0 lwt.5.9.1 mirage-flow.5.0.0 mirage-flow-combinators.5.0.0 mirage-mtime.5.0.0 mirage-time.3.0.0 mtime.2.1.0 ocaml.5.3.0 ocaml-base-compiler.5.3.0 ocaml-compiler.5.3.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 re.1.13.2 seq.base sha.1.15.4 stdlib-shims.0.3.0 stringext.1.6.0 topkg.1.1.0 uri.4.4.0 uuidm.0.9.10 uutf.1.0.4" ENV CI="true" ENV OCAMLCI="true" RUN opam update --depexts && opam install --cli=2.4 --depext-only -y hvsock.dev $DEPS RUN opam install $DEPS COPY --chown=1000:1000 . /src RUN opam exec -- dune build @install @check @runtest && rm -rf _build END-OF-DOCKERFILE docker build . END-REPRO-BLOCK 2025-08-20 17:09.52: Using cache hint "mirage/ocaml-hvsock-ocaml/opam:ubuntu-22.04-ocaml-5.3@sha256:fe26ffb648d825dc4aa3d47443e7b86052b6bc4e3d84c3bd8577624da44d0b0f-ubuntu-22.04-5.3_opam-2.4-82c22d7fc2deeb0054e01b1bd66ca834" 2025-08-20 17:09.52: Using OBuilder spec: ((from ocaml/opam:ubuntu-22.04-ocaml-5.3@sha256:fe26ffb648d825dc4aa3d47443e7b86052b6bc4e3d84c3bd8577624da44d0b0f) (comment ubuntu-22.04-5.3_opam-2.4) (user (uid 1000) (gid 1000)) (env CLICOLOR_FORCE 1) (env OPAMCOLOR always) (workdir /src) (run (shell "sudo ln -f /usr/bin/opam-2.4 /usr/bin/opam")) (run (shell "opam init --reinit -ni")) (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) (workdir /src) (run (shell "sudo chown opam /src")) (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e f9d23e5cb169337cdf0aac6321e4ec46f6f64a74 || git fetch origin master) && git reset -q --hard f9d23e5cb169337cdf0aac6321e4ec46f6f64a74 && git log --no-decorate -n1 --oneline && opam update -u")) (copy (src hvsock.opam) (dst ./)) (run (network host) (shell "opam pin add -yn hvsock.dev './'")) (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) (env DEPS "alcotest.1.9.0 angstrom.0.16.1 astring.0.8.5 base-bigarray.base base-bytes.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base base64.3.5.1 bigstringaf.0.10.0 cmdliner.1.3.0 cppo.1.8.0 csexp.1.5.2 cstruct.6.2.0 dune.3.20.0 dune-configurator.3.20.0 duration.0.2.1 fmt.0.11.0 logs.0.9.0 lwt.5.9.1 mirage-flow.5.0.0 mirage-flow-combinators.5.0.0 mirage-mtime.5.0.0 mirage-time.3.0.0 mtime.2.1.0 ocaml.5.3.0 ocaml-base-compiler.5.3.0 ocaml-compiler.5.3.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 re.1.13.2 seq.base sha.1.15.4 stdlib-shims.0.3.0 stringext.1.6.0 topkg.1.1.0 uri.4.4.0 uuidm.0.9.10 uutf.1.0.4") (env CI true) (env OCAMLCI true) (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam update --depexts && opam install --cli=2.4 --depext-only -y hvsock.dev $DEPS")) (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam install $DEPS")) (copy (src .) (dst /src)) (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build")) ) 2025-08-20 17:09.52: Waiting for resource in pool OCluster 2025-08-20 19:02.49: Waiting for worker… 2025-08-20 19:04.04: Got resource from pool OCluster Building on phoebe All commits already cached HEAD is now at 6b90ba4 Merge pull request #68 from djs55/remove-cmdliner-dep (from ocaml/opam:ubuntu-22.04-ocaml-5.3@sha256:fe26ffb648d825dc4aa3d47443e7b86052b6bc4e3d84c3bd8577624da44d0b0f) 2025-08-20 19:04.05 ---> using "b79058e81d01ac76e61f73c9841b8e70263a9c3598f9cf413b3098e4fc191e98" from cache /: (comment ubuntu-22.04-5.3_opam-2.4) /: (user (uid 1000) (gid 1000)) /: (env CLICOLOR_FORCE 1) /: (env OPAMCOLOR always) /: (workdir /src) /src: (run (shell "sudo ln -f /usr/bin/opam-2.4 /usr/bin/opam")) 2025-08-20 19:04.05 ---> using "50b5aac24e8994933dfe326c7ee930112be26597713c89ac55b4aa72dbd58896" from cache /src: (run (shell "opam init --reinit -ni")) Configuring from /home/opam/.opamrc and then 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. Continue? [Y/n] y This version of opam requires an update to the layout of /home/opam/.opam from version 2.0 to version 2.2, which can't be reverted. You may want to back it up before going further. [NOTE] The 'jobs' option was reset, its value was 255 and its new value will vary according to the current number of cores on your machine. You can restore the fixed value using: opam option jobs=255 --global Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] Initialised 2025-08-20 19:04.05 ---> using "337ace51faf99be6ad3effe754dd5e6dc848c45de4e677020f77a6a9b1b193fb" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 6.8.0-63-generic The OCaml toplevel, version 5.3.0 2.4.1 2025-08-20 19:04.05 ---> using "2ff253b677444d9b37a1a89fab7568abfb85b1f68b694fe0de34ae19e31aca58" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2025-08-20 19:04.05 ---> using "b64d8d230a3e94aafe07dcf54a93b3140c4ed6e320f7010f6718c324b1289102" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e f9d23e5cb169337cdf0aac6321e4ec46f6f64a74 || git fetch origin master) && git reset -q --hard f9d23e5cb169337cdf0aac6321e4ec46f6f64a74 && git log --no-decorate -n1 --oneline && opam update -u")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD ee8b9193dd..0978bfceb7 master -> origin/master f9d23e5cb1 Merge pull request #28357 from maiste/release-dune-3.20.0 <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from git+file:///home/opam/opam-repository Already up-to-date. Nothing to do. # To update the current shell environment, run: eval $(opam env) 2025-08-20 19:04.05 ---> using "30b017963d24c3f7aacf14b3ec5244c64aa3395d7a91dae24a9d5ddd1493c18b" from cache /src: (copy (src hvsock.opam) (dst ./)) 2025-08-20 19:04.06 ---> saved as "8bd881c10206c26e75a03ef726845594e861286b9b8d479857456861f4f40d01" /src: (run (network host) (shell "opam pin add -yn hvsock.dev './'")) [hvsock.dev] synchronised (file:///src) hvsock is now pinned to file:///src (version dev) 2025-08-20 19:04.11 ---> saved as "4c8602e97ad9893c57f254e04d77955c7fc7379d527dcc57f89cd7fda6f230b2" /src: (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) 2025-08-20 19:04.11 ---> saved as "f24d03299527ed8a7af9296cbc373553c26bd252835e79ce0ed739ebfd74b551" /src: (env DEPS "alcotest.1.9.0 angstrom.0.16.1 astring.0.8.5 base-bigarray.base base-bytes.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base base64.3.5.1 bigstringaf.0.10.0 cmdliner.1.3.0 cppo.1.8.0 csexp.1.5.2 cstruct.6.2.0 dune.3.20.0 dune-configurator.3.20.0 duration.0.2.1 fmt.0.11.0 logs.0.9.0 lwt.5.9.1 mirage-flow.5.0.0 mirage-flow-combinators.5.0.0 mirage-mtime.5.0.0 mirage-time.3.0.0 mtime.2.1.0 ocaml.5.3.0 ocaml-base-compiler.5.3.0 ocaml-compiler.5.3.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 re.1.13.2 seq.base sha.1.15.4 stdlib-shims.0.3.0 stringext.1.6.0 topkg.1.1.0 uri.4.4.0 uuidm.0.9.10 uutf.1.0.4") /src: (env CI true) /src: (env OCAMLCI true) /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam update --depexts && opam install --cli=2.4 --depext-only -y hvsock.dev $DEPS")) + /usr/bin/sudo "apt-get" "update" - Hit:1 http://archive.ubuntu.com/ubuntu jammy InRelease - Get:2 http://security.ubuntu.com/ubuntu jammy-security InRelease [129 kB] - Get:3 http://archive.ubuntu.com/ubuntu jammy-updates InRelease [128 kB] - Get:4 http://archive.ubuntu.com/ubuntu jammy-backports InRelease [127 kB] - Get:5 http://security.ubuntu.com/ubuntu jammy-security/main amd64 Packages [3246 kB] - Get:6 http://archive.ubuntu.com/ubuntu jammy-updates/universe amd64 Packages [1575 kB] - Get:7 http://security.ubuntu.com/ubuntu jammy-security/restricted amd64 Packages [5218 kB] - Get:8 http://archive.ubuntu.com/ubuntu jammy-updates/restricted amd64 Packages [5422 kB] - Get:9 http://security.ubuntu.com/ubuntu jammy-security/universe amd64 Packages [1271 kB] - Get:10 http://archive.ubuntu.com/ubuntu jammy-updates/main amd64 Packages [3564 kB] - Get:11 http://archive.ubuntu.com/ubuntu jammy-backports/universe amd64 Packages [35.2 kB] - Fetched 20.7 MB in 3s (5970 kB/s) - Reading package lists... - <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [hvsock.dev] synchronised (file:///src) [NOTE] Package ocaml-options-vanilla is already installed (current version is 1). [NOTE] Package ocaml-config is already installed (current version is 3). [NOTE] Package ocaml-compiler is already installed (current version is 5.3.0). [NOTE] Package ocaml-base-compiler is already installed (current version is 5.3.0). [NOTE] Package ocaml is already installed (current version is 5.3.0). [NOTE] Package base-unix is already installed (current version is base). [NOTE] Package base-threads is already installed (current version is base). [NOTE] Package base-nnp is already installed (current version is base). [NOTE] Package base-effects is already installed (current version is base). [NOTE] Package base-domains is already installed (current version is base). [NOTE] Package base-bigarray is already installed (current version is base). 2025-08-20 19:04.40 ---> saved as "6e5db7a64a95e70684d731962f9b93161fad41654ecaefdd7bee24b9d85d504e" /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam install $DEPS")) [NOTE] Package ocaml-options-vanilla is already installed (current version is 1). [NOTE] Package ocaml-config is already installed (current version is 3). [NOTE] Package ocaml-compiler is already installed (current version is 5.3.0). [NOTE] Package ocaml-base-compiler is already installed (current version is 5.3.0). [NOTE] Package ocaml is already installed (current version is 5.3.0). [NOTE] Package base-unix is already installed (current version is base). [NOTE] Package base-threads is already installed (current version is base). [NOTE] Package base-nnp is already installed (current version is base). [NOTE] Package base-effects is already installed (current version is base). [NOTE] Package base-domains is already installed (current version is base). [NOTE] Package base-bigarray is already installed (current version is base). The following actions will be performed: === install 34 packages - install alcotest 1.9.0 - install angstrom 0.16.1 - install astring 0.8.5 - install base-bytes base - install base64 3.5.1 - install bigstringaf 0.10.0 - install cmdliner 1.3.0 - install cppo 1.8.0 - install csexp 1.5.2 - install cstruct 6.2.0 - install dune 3.20.0 - install dune-configurator 3.20.0 - install duration 0.2.1 - install fmt 0.11.0 - install logs 0.9.0 - install lwt 5.9.1 - install mirage-flow 5.0.0 - install mirage-flow-combinators 5.0.0 - install mirage-mtime 5.0.0 - install mirage-time 3.0.0 - install mtime 2.1.0 - install ocaml-syntax-shims 1.0.0 - install ocamlbuild 0.16.1 - install ocamlfind 1.9.8 - install ocplib-endian 1.2 - install re 1.13.2 - install seq base - install sha 1.15.4 - install stdlib-shims 0.3.0 - install stringext 1.6.0 - install topkg 1.1.0 - install uri 4.4.0 - install uuidm 0.9.10 - install uutf 1.0.4 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved alcotest.1.9.0 (cached) -> retrieved angstrom.0.16.1 (cached) -> retrieved astring.0.8.5 (cached) -> retrieved base64.3.5.1 (cached) -> retrieved bigstringaf.0.10.0 (cached) -> retrieved csexp.1.5.2 (cached) -> retrieved cppo.1.8.0 (cached) -> retrieved cmdliner.1.3.0 (cached) -> retrieved cstruct.6.2.0 (cached) -> retrieved duration.0.2.1 (cached) -> retrieved fmt.0.11.0 (cached) -> retrieved logs.0.9.0 (cached) -> retrieved lwt.5.9.1 (cached) -> retrieved mirage-flow.5.0.0, mirage-flow-combinators.5.0.0 (cached) -> retrieved mirage-mtime.5.0.0 (cached) -> retrieved mirage-time.3.0.0 (cached) -> retrieved mtime.2.1.0 (cached) -> retrieved ocaml-syntax-shims.1.0.0 (cached) -> retrieved ocamlfind.1.9.8 (cached) -> retrieved ocamlbuild.0.16.1 (cached) -> retrieved ocplib-endian.1.2 (cached) -> retrieved seq.base (cached) -> installed seq.base -> retrieved re.1.13.2 (cached) -> retrieved sha.1.15.4 (cached) -> retrieved stdlib-shims.0.3.0 (cached) -> retrieved stringext.1.6.0 (cached) -> retrieved topkg.1.1.0 (cached) -> retrieved uuidm.0.9.10 (cached) -> retrieved uri.4.4.0 (cached) -> retrieved uutf.1.0.4 (cached) -> retrieved dune.3.20.0, dune-configurator.3.20.0 (cached) -> installed cmdliner.1.3.0 -> installed ocamlbuild.0.16.1 -> installed ocamlfind.1.9.8 -> installed base-bytes.base -> installed topkg.1.1.0 -> installed uuidm.0.9.10 -> installed mtime.2.1.0 -> installed uutf.1.0.4 -> installed fmt.0.11.0 -> installed astring.0.8.5 -> installed dune.3.20.0 -> installed duration.0.2.1 -> installed csexp.1.5.2 -> installed base64.3.5.1 -> installed cppo.1.8.0 -> installed cstruct.6.2.0 -> installed mirage-mtime.5.0.0 -> installed ocaml-syntax-shims.1.0.0 -> installed re.1.13.2 -> installed stdlib-shims.0.3.0 -> installed stringext.1.6.0 -> installed ocplib-endian.1.2 -> installed alcotest.1.9.0 -> installed sha.1.15.4 -> installed dune-configurator.3.20.0 -> installed bigstringaf.0.10.0 -> installed angstrom.0.16.1 -> installed lwt.5.9.1 -> installed uri.4.4.0 -> installed mirage-time.3.0.0 -> installed mirage-flow.5.0.0 -> installed logs.0.9.0 -> installed mirage-flow-combinators.5.0.0 Done. # To update the current shell environment, run: eval $(opam env) 2025-08-20 19:07.08 ---> saved as "89f95c8d5dd0b3d27517a9d8936a73948cd5d5fcc75b24197426305316f7f7d0" /src: (copy (src .) (dst /src)) 2025-08-20 19:07.09 ---> saved as "deadaf94bf3e4532d45152a2d8704ceedf779800d97b708b10404a811069ff46" /src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build")) (cd _build/default && /home/opam/.opam/5.3/bin/ocamlc.opt -w @1..3@5..28@30..39@43@46..47@49..57@61..62-40 -strict-sequence -strict-formats -short-paths -keep-locs -w A-4-41-44 -warn-error +1..49 -safe-string -principal -strict-sequence -g -bin-annot -bin-annot-occurrences -I lib/.hvsock.objs/byte -I /home/opam/.opam/5.3/lib/angstrom -I /home/opam/.opam/5.3/lib/base64 -I /home/opam/.opam/5.3/lib/bigstringaf -I /home/opam/.opam/5.3/lib/cstruct -I /home/opam/.opam/5.3/lib/ocaml/unix -I /home/opam/.opam/5.3/lib/stringext -I /home/opam/.opam/5.3/lib/uri -I /home/opam/.opam/5.3/lib/uuidm -I /home/opam/.opam/5.3/lib/uutf -no-alias-deps -opaque -open Hvsock -o lib/.hvsock.objs/byte/hvsock__Af_common.cmo -c -impl lib/af_common.ml) File "lib/af_common.ml", line 1: Warning 70 [missing-mli]: Cannot find interface file. (cd _build/default && /home/opam/.opam/5.3/bin/ocamlc.opt -w @1..3@5..28@30..39@43@46..47@49..57@61..62-40 -strict-sequence -strict-formats -short-paths -keep-locs -safe-string -principal -strict-sequence -g -bin-annot -bin-annot-occurrences -I lwt/.hvsock_lwt.objs/byte -I /home/opam/.opam/5.3/lib/angstrom -I /home/opam/.opam/5.3/lib/base64 -I /home/opam/.opam/5.3/lib/bigstringaf -I /home/opam/.opam/5.3/lib/bytes -I /home/opam/.opam/5.3/lib/cstruct -I /home/opam/.opam/5.3/lib/duration -I /home/opam/.opam/5.3/lib/fmt -I /home/opam/.opam/5.3/lib/logs -I /home/opam/.opam/5.3/lib/lwt -I /home/opam/.opam/5.3/lib/mirage-flow -I /home/opam/.opam/5.3/lib/mirage-flow-combinators -I /home/opam/.opam/5.3/lib/mirage-mtime -I /home/opam/.opam/5.3/lib/mirage-time -I /home/opam/.opam/5.3/lib/ocaml/threads -I /home/opam/.opam/5.3/lib/ocaml/unix -I /home/opam/.opam/5.3/lib/stringext -I /home/opam/.opam/5.3/lib/uri -I /home/opam/.opam/5.3/lib/uuidm -I /home/opam/.opam/5.3/lib/uutf -I lib/.hvsock.objs/byte -no-alias-deps -opaque -open Hvsock_lwt -o lwt/.hvsock_lwt.objs/byte/hvsock_lwt__Flow.cmi -c -intf lwt/flow.mli) File "lwt/flow.mli", line 24, characters 10-46: 24 | include Mirage_flow_combinators.SHUTDOWNABLE with type error := error ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Error: Unbound module type Mirage_flow_combinators.SHUTDOWNABLE (cd _build/default && /home/opam/.opam/5.3/bin/ocamlc.opt -w @1..3@5..28@30..39@43@46..47@49..57@61..62-40 -strict-sequence -strict-formats -short-paths -keep-locs -safe-string -principal -strict-sequence -g -bin-annot -bin-annot-occurrences -I lwt/.hvsock_lwt.objs/byte -I /home/opam/.opam/5.3/lib/angstrom -I /home/opam/.opam/5.3/lib/base64 -I /home/opam/.opam/5.3/lib/bigstringaf -I /home/opam/.opam/5.3/lib/bytes -I /home/opam/.opam/5.3/lib/cstruct -I /home/opam/.opam/5.3/lib/duration -I /home/opam/.opam/5.3/lib/fmt -I /home/opam/.opam/5.3/lib/logs -I /home/opam/.opam/5.3/lib/lwt -I /home/opam/.opam/5.3/lib/mirage-flow -I /home/opam/.opam/5.3/lib/mirage-flow-combinators -I /home/opam/.opam/5.3/lib/mirage-mtime -I /home/opam/.opam/5.3/lib/mirage-time -I /home/opam/.opam/5.3/lib/ocaml/threads -I /home/opam/.opam/5.3/lib/ocaml/unix -I /home/opam/.opam/5.3/lib/stringext -I /home/opam/.opam/5.3/lib/uri -I /home/opam/.opam/5.3/lib/uuidm -I /home/opam/.opam/5.3/lib/uutf -I lib/.hvsock.objs/byte -no-alias-deps -opaque -open Hvsock_lwt -o lwt/.hvsock_lwt.objs/byte/hvsock_lwt__Flow_shutdown.cmi -c -intf lwt/flow_shutdown.mli) File "lwt/flow_shutdown.mli", line 32, characters 10-46: 32 | include Mirage_flow_combinators.SHUTDOWNABLE with type error := error ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Error: Unbound module type Mirage_flow_combinators.SHUTDOWNABLE "/usr/bin/env" "bash" "-c" "opam exec -- dune build @install @check @runtest && rm -rf _build" failed with exit status 1 2025-08-20 19:07.12: Job failed: Failed: Build failed