2026-03-19 08:03.37: New job: test backtracking/bitv https://github.com/backtracking/bitv.git#refs/heads/persistent-bit-vectors (459b76d4286b3fd31297aa41766da2762554a426) (linux-x86_64:fedora-43-4.14_opam-2.5)Base: ocaml/opam:fedora-43-ocaml-4.14@sha256:c38e2633f4e0ca50415c4b0790f9ce1687520fa8d35999acba50d2c6b3c4c2f2Opam project buildTo reproduce locally:git clone --recursive "https://github.com/backtracking/bitv.git" -b "persistent-bit-vectors" && cd "bitv" && git reset --hard 459b76d4cat > Dockerfile <<'END-OF-DOCKERFILE'FROM ocaml/opam:fedora-43-ocaml-4.14@sha256:c38e2633f4e0ca50415c4b0790f9ce1687520fa8d35999acba50d2c6b3c4c2f2# fedora-43-4.14_opam-2.5USER 1000:1000ENV CLICOLOR_FORCE="1"ENV OPAMCOLOR="always"WORKDIR /srcRUN sudo dnf install -y findutilsRUN sudo ln -f /usr/bin/opam-2.5 /usr/bin/opamRUN opam init --reinit -niRUN uname -rs && opam exec -- ocaml -version && opam --versionWORKDIR /srcRUN sudo chown opam /srcRUN cd ~/opam-repository && (git cat-file -e 9f189ca4f94fbb5f0045820bf3c4ffafb21145ef || git fetch origin master) && git reset -q --hard 9f189ca4f94fbb5f0045820bf3c4ffafb21145ef && git log --no-decorate -n1 --oneline && opam update -uCOPY --chown=1000:1000 bitv.opam ./RUN opam pin add -yn bitv.dev './'RUN echo '(lang dune 3.0)' > './dune-project'ENV DEPS="base-bigarray.base base-threads.base base-unix.base dune.3.22.0 ocaml.4.14.2 ocaml-base-compiler.4.14.2 ocaml-config.2 ocaml-options-vanilla.1"ENV CI="true"ENV OCAMLCI="true"RUN opam update --depexts && opam install --cli=2.5 --depext-only -y bitv.dev $DEPSRUN opam install $DEPSCOPY --chown=1000:1000 . /srcRUN opam exec -- dune build @install @check @runtest && rm -rf _buildEND-OF-DOCKERFILEdocker build .END-REPRO-BLOCK2026-03-19 08:03.37: Using cache hint "backtracking/bitv-ocaml/opam:fedora-43-ocaml-4.14@sha256:c38e2633f4e0ca50415c4b0790f9ce1687520fa8d35999acba50d2c6b3c4c2f2-fedora-43-4.14_opam-2.5-7de46f6fb3fd4fabd93dc7ff70b32953"2026-03-19 08:03.37: Using OBuilder spec:((from ocaml/opam:fedora-43-ocaml-4.14@sha256:c38e2633f4e0ca50415c4b0790f9ce1687520fa8d35999acba50d2c6b3c4c2f2)(comment fedora-43-4.14_opam-2.5)(user (uid 1000) (gid 1000))(env CLICOLOR_FORCE 1)(env OPAMCOLOR always)(workdir /src)(run (network host)(shell "sudo dnf install -y findutils"))(run (shell "sudo ln -f /usr/bin/opam-2.5 /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 9f189ca4f94fbb5f0045820bf3c4ffafb21145ef || git fetch origin master) && git reset -q --hard 9f189ca4f94fbb5f0045820bf3c4ffafb21145ef && git log --no-decorate -n1 --oneline && opam update -u"))(copy (src bitv.opam) (dst ./))(run (network host)(shell "opam pin add -yn bitv.dev './'"))(run (shell "echo '(lang dune 3.0)' > './dune-project'"))(env DEPS "base-bigarray.base base-threads.base base-unix.base dune.3.22.0 ocaml.4.14.2 ocaml-base-compiler.4.14.2 ocaml-config.2 ocaml-options-vanilla.1")(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=2.5 --depext-only -y bitv.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")))2026-03-19 08:03.37: Waiting for resource in pool OCluster2026-03-19 08:41.25: Waiting for worker…2026-03-19 08:44.34: Got resource from pool OClusterBuilding on phoebeAll commits already cachedHEAD is now at 459b76d sets over a given universe(from ocaml/opam:fedora-43-ocaml-4.14@sha256:c38e2633f4e0ca50415c4b0790f9ce1687520fa8d35999acba50d2c6b3c4c2f2)2026-03-19 08:44.35 ---> using "b53e31b79ae240e911bd4dbe895cf7d23581a2cfb176110e802dbc172e2207f8" from cache/: (comment fedora-43-4.14_opam-2.5)/: (user (uid 1000) (gid 1000))/: (env CLICOLOR_FORCE 1)/: (env OPAMCOLOR always)/: (workdir /src)/src: (run (network host)(shell "sudo dnf install -y findutils"))Updating and loading repositories:Fedora 43 - x86_64 - Updates 100% | 12.8 KiB/s | 4.7 KiB | 00m00sRepositories loaded.Package "findutils-1:4.10.0-6.fc43.x86_64" is already installed.Nothing to do.2026-03-19 08:44.35 ---> using "f5535a281226abe35a70c0937d17524041000012367450952c04ff905fc43a19" from cache/src: (run (shell "sudo ln -f /usr/bin/opam-2.5 /usr/bin/opam"))2026-03-19 08:44.35 ---> using "e656820258ae1329e61e088e3b74323a9a81fb7a1976bfda84b891534625d81b" 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.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.Continue? [Y/n] yFormat upgrade done.<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>[default] Initialised2026-03-19 08:44.35 ---> using "c194778dad03d316bbe8a9f0f0aecf84315fcfe8d38c84882015ad3c4a4fdd05" from cache/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))Linux 6.8.0-90-genericThe OCaml toplevel, version 4.14.22.5.02026-03-19 08:44.35 ---> using "f74c1f9434fc5d15e8a7f828a1fac776d0dedfb6095982641fa0091f3e3a89a3" from cache/src: (workdir /src)/src: (run (shell "sudo chown opam /src"))2026-03-19 08:44.35 ---> using "e1a7186bf4aff43814a8f63902df06605e7abd22e993d46675dd54a432e5c693" from cache/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))(network host)(shell "cd ~/opam-repository && (git cat-file -e 9f189ca4f94fbb5f0045820bf3c4ffafb21145ef || git fetch origin master) && git reset -q --hard 9f189ca4f94fbb5f0045820bf3c4ffafb21145ef && git log --no-decorate -n1 --oneline && opam update -u"))From https://github.com/ocaml/opam-repository* branch master -> FETCH_HEAD4f056bfedf..9f189ca4f9 master -> origin/master9f189ca4f9 Merge pull request #29562 from shonfeder/release-dune-3.22.0<><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><>[default] synchronised from git+file:///home/opam/opam-repositoryEverything as up-to-date as possible (run with --verbose to show unavailable upgrades).However, you may "opam upgrade" these packages explicitly at these versions (e.g. "opam upgrade ocaml.5.5.0"), which will ask permission to downgrade or uninstall the conflicting packages.Nothing to do.# To update the current shell environment, run: eval $(opam env)2026-03-19 08:44.35 ---> using "ec750a615c59bac2f296bc91b77c645ed0bfe4bd727e77f399976abdab8fb0a8" from cache/src: (copy (src bitv.opam) (dst ./))2026-03-19 08:44.35 ---> using "d874bcb578534989c3b1c1e0678f7b5d599c7b0e07a8e4f740f082d47cada258" from cache/src: (run (network host)(shell "opam pin add -yn bitv.dev './'"))[bitv.dev] synchronised (file:///src)bitv is now pinned to file:///src (version dev)2026-03-19 08:44.35 ---> using "a16f8f5a9163f4ba6ddfa52e36437c7cc800b465c008a4a022abf9333b32eded" from cache/src: (run (shell "echo '(lang dune 3.0)' > './dune-project'"))2026-03-19 08:44.35 ---> using "81aad4e4c9af4e17fd59a7b8eb40b628be4fb0ec78a50a90f5c0306c98556a4a" from cache/src: (env DEPS "base-bigarray.base base-threads.base base-unix.base dune.3.22.0 ocaml.4.14.2 ocaml-base-compiler.4.14.2 ocaml-config.2 ocaml-options-vanilla.1")/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=2.5 --depext-only -y bitv.dev $DEPS"))+ /usr/sbin/sudo "yum" "makecache"- Updating and loading repositories:- Repositories loaded.- Metadata cache created.<><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><>[bitv.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 2).[NOTE] Package ocaml-base-compiler is already installed (current version is 4.14.2).[NOTE] Package ocaml is already installed (current version is 4.14.2).[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-bigarray is already installed (current version is base).# To update the current shell environment, run: eval $(opam env)2026-03-19 08:44.35 ---> using "00d558cbfc6c5e8b864a8b294da803736b1e0df36469212c49b8ea3214decbcb" from cache/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 2).[NOTE] Package ocaml-base-compiler is already installed (current version is 4.14.2).[NOTE] Package ocaml is already installed (current version is 4.14.2).[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-bigarray is already installed (current version is base).The following actions will be performed:=== install 1 package- install dune 3.22.0<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>-> retrieved dune.3.22.0 (cached)-> installed dune.3.22.0Done.# To update the current shell environment, run: eval $(opam env)2026-03-19 08:44.35 ---> using "cf8df39b4e577cb1863131af0f468ff31c4dfba8b393011392273350f59a3268" from cache/src: (copy (src .) (dst /src))2026-03-19 08:44.35 ---> saved as "9ea294dcdef5b58f10a50a588609ba47e5bd2973b4d49607df05de12e482ed67"/src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build"))(cd _build/default && /home/opam/.opam/4.14/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 -32 -g -bin-annot -I .test_pbv.eobjs/byte -I .bitv.objs/byte -no-alias-deps -opaque -o .test_pbv.eobjs/byte/dune__exe__Test_pbv.cmo -c -impl test_pbv.ml)File "test_pbv.ml", lines 149-152, characters 13-4:149 | .............Make(struct150 | include String151 | let print = Format.pp_print_string152 | end)Error: Modules do not match:sigtype t = stringval make : int -> char -> tval init : int -> (int -> char) -> tval empty : tval of_bytes : bytes -> tval to_bytes : t -> bytesexternal length : t -> int = "%string_length"external get : t -> int -> char = "%string_safe_get"val concat : t -> t list -> tval cat : t -> t -> tval equal : t -> t -> boolval compare : t -> t -> intval starts_with : prefix:t -> t -> boolval ends_with : suffix:t -> t -> boolval contains_from : t -> int -> char -> boolval rcontains_from : t -> int -> char -> boolval contains : t -> char -> boolval sub : t -> int -> int -> tval split_on_char : char -> t -> t listval map : (char -> char) -> t -> tval mapi : (int -> char -> char) -> t -> tval fold_left : ('a -> char -> 'a) -> 'a -> t -> 'aval fold_right : (char -> 'a -> 'a) -> t -> 'a -> 'aval for_all : (char -> bool) -> t -> boolval exists : (char -> bool) -> t -> boolval trim : t -> tval escaped : t -> tval uppercase_ascii : t -> tval lowercase_ascii : t -> tval capitalize_ascii : t -> tval uncapitalize_ascii : t -> tval iter : (char -> unit) -> t -> unitval iteri : (int -> char -> unit) -> t -> unitval index_from : t -> int -> char -> intval index_from_opt : t -> int -> char -> int optionval rindex_from : t -> int -> char -> intval rindex_from_opt : t -> int -> char -> int optionval index : t -> char -> intval index_opt : t -> char -> int optionval rindex : t -> char -> intval rindex_opt : t -> char -> int optionval to_seq : t -> char Seq.tval to_seqi : t -> (int * char) Seq.tval of_seq : char Seq.t -> tval get_utf_8_uchar : t -> int -> Uchar.utf_decodeval is_valid_utf_8 : t -> boolval get_utf_16be_uchar : t -> int -> Uchar.utf_decodeval is_valid_utf_16be : t -> boolval get_utf_16le_uchar : t -> int -> Uchar.utf_decodeval is_valid_utf_16le : t -> boolexternal create : int -> bytes = "caml_create_string"external set : bytes -> int -> char -> unit = "%string_safe_set"val blit : t -> int -> bytes -> int -> int -> unitval copy : t -> tval fill : bytes -> int -> int -> char -> unitval uppercase : t -> tval lowercase : t -> tval capitalize : t -> tval uncapitalize : t -> tval get_uint8 : t -> int -> intval get_int8 : t -> int -> intval get_uint16_ne : t -> int -> intval get_uint16_be : t -> int -> intval get_uint16_le : t -> int -> intval get_int16_ne : t -> int -> intval get_int16_be : t -> int -> intval get_int16_le : t -> int -> intval get_int32_ne : t -> int -> int32val get_int32_be : t -> int -> int32val get_int32_le : t -> int -> int32val get_int64_ne : t -> int -> int64val get_int64_be : t -> int -> int64val get_int64_le : t -> int -> int64external unsafe_get : t -> int -> char = "%string_unsafe_get"external unsafe_set : bytes -> int -> char -> unit= "%string_unsafe_set"external unsafe_blit : t -> int -> bytes -> int -> int -> unit= "caml_blit_string" [@@noalloc]external unsafe_fill : bytes -> int -> int -> char -> unit= "caml_fill_string" [@@noalloc]val print : Format.formatter -> t -> unitendis not included in Bitv__Pbv.UNIVERSEThe value `hash' is required but not providedFile "pbv.mli", line 141, characters 2-20: Expected declaration"/usr/bin/env" "bash" "-c" "opam exec -- dune build @install @check @runtest && rm -rf _build" failed with exit status 12026-03-19 08:44.38: Job failed: Failed: Build failed