2026-04-03 11:35.30: New job: test backtracking/bitv https://github.com/backtracking/bitv.git#refs/heads/persistent-bit-vectors (459b76d4286b3fd31297aa41766da2762554a426) (macos-x86_64:macos-homebrew-4.14_opam-2.5) Base: macos-homebrew-ocaml-4.14 Opam project build To reproduce locally: git clone --recursive "https://github.com/backtracking/bitv.git" -b "persistent-bit-vectors" && cd "bitv" && git reset --hard 459b76d4 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM macos-homebrew-ocaml-4.14 # macos-homebrew-4.14_opam-2.5 USER 1000:1000 ENV CLICOLOR_FORCE="1" ENV OPAMCOLOR="always" RUN ln -f ~/local/bin/opam-2.5 ~/local/bin/opam RUN opam init --reinit -ni RUN uname -rs && opam exec -- ocaml -version && opam --version RUN cd ~/opam-repository && (git cat-file -e d06cfb1853afceb1dc127f88edaac3f8110bf6cc || git fetch origin master) && git reset -q --hard d06cfb1853afceb1dc127f88edaac3f8110bf6cc && git log --no-decorate -n1 --oneline && opam update -u COPY --chown=1000:1000 bitv.opam ./src/./ RUN opam pin add -yn bitv.dev './src/./' RUN echo '(lang dune 3.0)' > './src/./dune-project' ENV DEPS="base-bigarray.base base-threads.base base-unix.base dune.3.22.1 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 $DEPS RUN opam install $DEPS COPY --chown=1000:1000 . ./src RUN cd ./src && opam exec -- dune build @install @check @runtest && rm -rf _build END-OF-DOCKERFILE docker build . END-REPRO-BLOCK 2026-04-03 11:35.30: Using cache hint "backtracking/bitv-macos-homebrew-ocaml-4.14-macos-homebrew-4.14_opam-2.5-fa30f036ab67ee4b487207bc0d6e12de" 2026-04-03 11:35.30: Using OBuilder spec: ((from macos-homebrew-ocaml-4.14) (comment macos-homebrew-4.14_opam-2.5) (user (uid 1000) (gid 1000)) (env CLICOLOR_FORCE 1) (env OPAMCOLOR always) (run (shell "ln -f ~/local/bin/opam-2.5 ~/local/bin/opam")) (run (shell "opam init --reinit -ni")) (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) (run (cache (opam-archives (target /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (network host) (shell "cd ~/opam-repository && (git cat-file -e d06cfb1853afceb1dc127f88edaac3f8110bf6cc || git fetch origin master) && git reset -q --hard d06cfb1853afceb1dc127f88edaac3f8110bf6cc && git log --no-decorate -n1 --oneline && opam update -u")) (copy (src bitv.opam) (dst ./src/./)) (run (network host) (shell "opam pin add -yn bitv.dev './src/./'")) (run (shell "echo '(lang dune 3.0)' > './src/./dune-project'")) (env DEPS "base-bigarray.base base-threads.base base-unix.base dune.3.22.1 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 /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (network host) (shell "opam update --depexts && opam install --cli=2.5 --depext-only -y bitv.dev $DEPS")) (run (cache (opam-archives (target /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (network host) (shell "opam install $DEPS")) (copy (src .) (dst ./src)) (run (shell "cd ./src && opam exec -- dune build @install @check @runtest && rm -rf _build")) ) 2026-04-03 11:35.30: Waiting for resource in pool OCluster 2026-04-03 11:35.30: Waiting for worker… 2026-04-03 12:10.10: Got resource from pool OCluster Building on i7-worker-03 All commits already cached HEAD is now at 459b76d sets over a given universe (from macos-homebrew-ocaml-4.14) 2026-04-03 12:10.11 ---> using "0c60f117aee57abea8364cb033d47bb1d63ff0f68e5ee97378e032498e8442af" from cache /: (comment macos-homebrew-4.14_opam-2.5) /: (user (uid 1000) (gid 1000)) /: (env CLICOLOR_FORCE 1) /: (env OPAMCOLOR always) /: (run (shell "ln -f ~/local/bin/opam-2.5 ~/local/bin/opam")) 2026-04-03 12:10.11 ---> using "75b1629629d7f21c50a7e1e39b2ef83e2edb8ace81aab34254c0c8782b814749" from cache /: (run (shell "opam init --reinit -ni")) No configuration file found, using 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 /Users/mac1000/.opam from version 2.1 to version 2.2, which can't be reverted. You may want to back it up before going further. Continue? [Y/n] y [NOTE] The 'jobs' option was reset, its value was 1 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=1 --global Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] no changes from git+file:///Users/mac1000/opam-repository 2026-04-03 12:10.12 ---> using "a61e945ab7671a6fff400f946e3fe88df4d67a783ea1f56fa59dc21595ef1b19" from cache /: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Darwin 24.5.0 The OCaml toplevel, version 4.14.2 2.5.0 2026-04-03 12:10.12 ---> using "11a9923a4c4f0ab256d15330129e4c4938459d2e6239eb4f7bdf0f2620300e09" from cache /: (run (cache (opam-archives (target /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (network host) (shell "cd ~/opam-repository && (git cat-file -e d06cfb1853afceb1dc127f88edaac3f8110bf6cc || git fetch origin master) && git reset -q --hard d06cfb1853afceb1dc127f88edaac3f8110bf6cc && git log --no-decorate -n1 --oneline && opam update -u")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD 95f7875db7..d06cfb1853 master -> origin/master d06cfb1853 Merge pull request #29632 from shonfeder/release-dune-3.22.1 <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from git+file:///Users/mac1000/opam-repository Everything as up-to-date as possible The following packages are not being upgraded because the new versions conflict with other installed packages: - ocaml.5.5.0 - ocaml-config.3 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) 2026-04-03 12:10.12 ---> using "b349ecfe793a8fb028836290c8efffe8474e705aa8fa020d014ab0f6138a0a53" from cache /: (copy (src bitv.opam) (dst ./src/./)) 2026-04-03 12:10.14 ---> saved as "2453c6c1e9be8fc95851a89da0aea34f142df3cdde7bbef069d3a92392a4a444" /: (run (network host) (shell "opam pin add -yn bitv.dev './src/./'")) [bitv.dev] synchronised (file:///Users/mac1000/src) bitv is now pinned to file:///Users/mac1000/src (version dev) 2026-04-03 12:10.29 ---> saved as "84f75a229aab702b42aab8562ebe6a4efb37c81861897aa11aa8854149e015c0" /: (run (shell "echo '(lang dune 3.0)' > './src/./dune-project'")) 2026-04-03 12:10.31 ---> saved as "185e7bda87f2a196a77e51f3399c366f1712388303183f8f4429b7fa6ecaaa8b" /: (env DEPS "base-bigarray.base base-threads.base base-unix.base dune.3.22.1 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 /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (network host) (shell "opam update --depexts && opam install --cli=2.5 --depext-only -y bitv.dev $DEPS")) + /usr/local/bin/brew "update" - ==> Updating Homebrew... - Already up-to-date. <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [bitv.dev] synchronised (file:///Users/mac1000/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) 2026-04-03 12:11.03 ---> saved as "d181d5cf6e4adbe3ad418c25aab3f81e8b8dae1c55492e82817a027cd7d4d9d2" /: (run (cache (opam-archives (target /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (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 3.22.1 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved dune.3.22.1 (cached) -> installed dune.3.22.1 Done. # To update the current shell environment, run: eval $(opam env) 2026-04-03 12:12.06 ---> saved as "c9d02fe59cf39e34f9e05476d80b7b5a450ff67bc06e8b17be6aa27d3705e452" /: (copy (src .) (dst ./src)) 2026-04-03 12:12.08 ---> saved as "79cc189ccbbd4911df2973e663db1d9b49371f00c997525b8f28fa074ec057d7" /: (run (shell "cd ./src && opam exec -- dune build @install @check @runtest && rm -rf _build")) (cd _build/default && /Users/mac1000/.opam/4.14.2/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(struct 150 | include String 151 | let print = Format.pp_print_string 152 | end) Error: Modules do not match: sig type t = string val make : int -> char -> t val init : int -> (int -> char) -> t val empty : t val of_bytes : bytes -> t val to_bytes : t -> bytes external length : t -> int = "%string_length" external get : t -> int -> char = "%string_safe_get" val concat : t -> t list -> t val cat : t -> t -> t val equal : t -> t -> bool val compare : t -> t -> int val starts_with : prefix:t -> t -> bool val ends_with : suffix:t -> t -> bool val contains_from : t -> int -> char -> bool val rcontains_from : t -> int -> char -> bool val contains : t -> char -> bool val sub : t -> int -> int -> t val split_on_char : char -> t -> t list val map : (char -> char) -> t -> t val mapi : (int -> char -> char) -> t -> t val fold_left : ('a -> char -> 'a) -> 'a -> t -> 'a val fold_right : (char -> 'a -> 'a) -> t -> 'a -> 'a val for_all : (char -> bool) -> t -> bool val exists : (char -> bool) -> t -> bool val trim : t -> t val escaped : t -> t val uppercase_ascii : t -> t val lowercase_ascii : t -> t val capitalize_ascii : t -> t val uncapitalize_ascii : t -> t val iter : (char -> unit) -> t -> unit val iteri : (int -> char -> unit) -> t -> unit val index_from : t -> int -> char -> int val index_from_opt : t -> int -> char -> int option val rindex_from : t -> int -> char -> int val rindex_from_opt : t -> int -> char -> int option val index : t -> char -> int val index_opt : t -> char -> int option val rindex : t -> char -> int val rindex_opt : t -> char -> int option val to_seq : t -> char Seq.t val to_seqi : t -> (int * char) Seq.t val of_seq : char Seq.t -> t val get_utf_8_uchar : t -> int -> Uchar.utf_decode val is_valid_utf_8 : t -> bool val get_utf_16be_uchar : t -> int -> Uchar.utf_decode val is_valid_utf_16be : t -> bool val get_utf_16le_uchar : t -> int -> Uchar.utf_decode val is_valid_utf_16le : t -> bool external create : int -> bytes = "caml_create_string" external set : bytes -> int -> char -> unit = "%string_safe_set" val blit : t -> int -> bytes -> int -> int -> unit val copy : t -> t val fill : bytes -> int -> int -> char -> unit val uppercase : t -> t val lowercase : t -> t val capitalize : t -> t val uncapitalize : t -> t val get_uint8 : t -> int -> int val get_int8 : t -> int -> int val get_uint16_ne : t -> int -> int val get_uint16_be : t -> int -> int val get_uint16_le : t -> int -> int val get_int16_ne : t -> int -> int val get_int16_be : t -> int -> int val get_int16_le : t -> int -> int val get_int32_ne : t -> int -> int32 val get_int32_be : t -> int -> int32 val get_int32_le : t -> int -> int32 val get_int64_ne : t -> int -> int64 val get_int64_be : t -> int -> int64 val get_int64_le : t -> int -> int64 external 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 -> unit end is not included in Bitv__Pbv.UNIVERSE The value `hash' is required but not provided File "pbv.mli", line 141, characters 2-20: Expected declaration "/usr/bin/env" "bash" "-c" "cd ./src && opam exec -- dune build @install @check @runtest && rm -rf _build" failed with exit status 1 2026-04-03 12:12.15: Job failed: Failed: Build failed