Build:
  1. 0
2026-06-16 17:44.42: New job: build protocol-9p.1.0.1 (9b2502f1d640)
2026-06-16 17:44.42: Waiting for resource in pool day11-builds
2026-06-16 18:20.02: Got resource from pool day11-builds
2026-06-16 18:20.02: [profile full] build protocol-9p.1.0.1
2026-06-16 18:20.02: build protocol-9p.1.0.1 (9b2502f1d640)
=== DEPENDENCIES (46 transitive) ===
  astring.0.8.5                                      af0a355c6a41
  base.v0.17.3                                       876ca94bfeea
  base-bytes.base                                    4e354a32e9ce
  base-threads.base                                  b7164ff76afe
  base-unix.base                                     839dc585f12d
  bigarray-compat.1.1.0                              daad11e8fd80
  conf-pkg-config.5                                  64c6b37d622b
  cppo.1.8.0                                         3c775a388c9d
  csexp.1.5.2                                        e2491a88a8e9
  cstruct.3.7.0                                      8ecf3cb161c2
  dune.3.23.1                                        d50060dd2cab
  dune-configurator.3.23.1                           83dd42d9abe2
  fmt.0.11.0                                         485b1e345597
  io-page.2.4.0                                      9d13afc872b9
  logs.0.10.0                                        b430ad560988
  lwt.6.1.2                                          05e2b8e7a225
  mirage-channel.3.2.0                               b678b3f32d2b
  mirage-channel-lwt.3.2.0                           979e48181f20
  mirage-clock.2.0.0                                 975ad50bd042
  mirage-device.1.2.0                                4cae351ab4c4
  mirage-flow.1.6.0                                  287f7653434c
  mirage-flow-lwt.1.6.0                              cd177ceab30f
  mirage-kv.1.0.0                                    a9709de1a8a5
  mirage-kv-lwt.1.0.0                                7ce8158bb20a
  num.1.6                                            158dee1e5f8c
  ocaml.5.4.1                                        708fed352b2a
  ocaml-base-compiler.5.4.1                          89b85703f841
  ocaml-compiler.5.4.1                               a719b8419b8e
  ocaml-compiler-libs.v0.17.0                        bb35244dbd80
  ocaml-config.3                                     aa27f63940d8
  ocaml_intrinsics_kernel.v0.17.2                    faf575551ca9
  ocamlbuild.0.16.1                                  069fc1e567af
  ocamlfind.1.9.8                                    5cfa73ef65e7
  ocplib-endian.1.2                                  1d89a46df662
  parsexp.v0.17.0                                    3e5ce3992c1d
  ppx_derivers.1.2.1                                 48d8f0a02148
  ppx_sexp_conv.v0.17.1                              3f62d77bb0bb
  ppxlib.0.38.0                                      089dd9eec9cd
  ppxlib_jane.v0.17.4                                a62b992f5e07
  result.1.5                                         bde760920416
  rresult.0.7.0                                      02b516a972ff
  sexplib.v0.17.0                                    06685797e3a3
  sexplib0.v0.17.0                                   3a274f46ef22
  stdlib-shims.0.3.0                                 b64bd5274094
  topkg.1.1.1                                        4a88955a28b6
  win-error.1.0                                      9df0f1bcc0be
=== STDOUT ===
Processing: [default: loading data]
[protocol-9p.1.0.1: dl]
[protocol-9p.1.0.1: extract]
-> retrieved protocol-9p.1.0.1  (https://opam.ocaml.org/cache)
[protocol-9p: dune build]
+ /home/opam/.opam/default/bin/dune "build" "-p" "protocol-9p" "-j" "39" (CWD=/home/opam/.opam/default/.opam-switch/build/protocol-9p.1.0.1)
- (cd _build/default && /home/opam/.opam/default/bin/ocamlopt.opt -w -40 -g -I lib/.protocol_9p.objs/byte -I lib/.protocol_9p.objs/native -I /home/opam/.opam/default/lib/astring -I /home/opam/.opam/default/lib/bigarray-compat -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/fmt -I /home/opam/.opam/default/lib/io-page -I /home/opam/.opam/default/lib/logs -I /home/opam/.opam/default/lib/lwt -I /home/opam/.opam/default/lib/mirage-channel -I /home/opam/.opam/default/lib/mirage-channel-lwt -I /home/opam/.opam/default/lib/mirage-clock -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-flow -I /home/opam/.opam/default/lib/mirage-flow-lwt -I /home/opam/.opam/default/lib/mirage-kv -I /home/opam/.opam/default/lib/mirage-kv-lwt -I /home/opam/.opam/default/lib/parsexp -I /home/opam/.opam/default/lib/ppx_sexp_conv/runtime-lib -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/sexplib -I /home/opam/.opam/default/lib/sexplib0 -cmi-file lib/.protocol_9p.objs/byte/protocol_9p__Protocol_9p_error.cmi -no-alias-deps -open Protocol_9p__ -o lib/.protocol_9p.objs/native/protocol_9p__Protocol_9p_error.cmx -c -impl lib/protocol_9p_error.pp.ml)
- File "lib/protocol_9p_error.ml", line 26, characters 20-29:
- 26 | let error_msg fmt = Fmt.kstrf (fun s -> Error (`Msg s)) fmt
-                          ^^^^^^^^^
- Alert deprecated: Fmt.kstrf
- use Fmt.kstr instead.
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -g -bin-annot -bin-annot-occurrences -I lib/.protocol_9p.objs/byte -I /home/opam/.opam/default/lib/astring -I /home/opam/.opam/default/lib/bigarray-compat -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/fmt -I /home/opam/.opam/default/lib/io-page -I /home/opam/.opam/default/lib/logs -I /home/opam/.opam/default/lib/lwt -I /home/opam/.opam/default/lib/mirage-channel -I /home/opam/.opam/default/lib/mirage-channel-lwt -I /home/opam/.opam/default/lib/mirage-clock -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-flow -I /home/opam/.opam/default/lib/mirage-flow-lwt -I /home/opam/.opam/default/lib/mirage-kv -I /home/opam/.opam/default/lib/mirage-kv-lwt -I /home/opam/.opam/default/lib/parsexp -I /home/opam/.opam/default/lib/ppx_sexp_conv/runtime-lib -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/sexplib -I /home/opam/.opam/default/lib/sexplib0 -cmi-file lib/.protocol_9p.objs/byte/protocol_9p__Protocol_9p_error.cmi -no-alias-deps -open Protocol_9p__ -o lib/.protocol_9p.objs/byte/protocol_9p__Protocol_9p_error.cmo -c -impl lib/protocol_9p_error.pp.ml)
- File "lib/protocol_9p_error.ml", line 26, characters 20-29:
- 26 | let error_msg fmt = Fmt.kstrf (fun s -> Error (`Msg s)) fmt
-                          ^^^^^^^^^
- Alert deprecated: Fmt.kstrf
- use Fmt.kstr instead.
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -g -bin-annot -bin-annot-occurrences -I lib/.protocol_9p.objs/byte -I /home/opam/.opam/default/lib/astring -I /home/opam/.opam/default/lib/bigarray-compat -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/fmt -I /home/opam/.opam/default/lib/io-page -I /home/opam/.opam/default/lib/logs -I /home/opam/.opam/default/lib/lwt -I /home/opam/.opam/default/lib/mirage-channel -I /home/opam/.opam/default/lib/mirage-channel-lwt -I /home/opam/.opam/default/lib/mirage-clock -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-flow -I /home/opam/.opam/default/lib/mirage-flow-lwt -I /home/opam/.opam/default/lib/mirage-kv -I /home/opam/.opam/default/lib/mirage-kv-lwt -I /home/opam/.opam/default/lib/parsexp -I /home/opam/.opam/default/lib/ppx_sexp_conv/runtime-lib -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/sexplib -I /home/opam/.opam/default/lib/sexplib0 -cmi-file lib/.protocol_9p.objs/byte/protocol_9p__Protocol_9p_buffered9PReader.cmi -no-alias-deps -open Protocol_9p__ -o lib/.protocol_9p.objs/byte/protocol_9p__Protocol_9p_buffered9PReader.cmo -c -impl lib/protocol_9p_buffered9PReader.pp.ml)
- File "lib/protocol_9p_buffered9PReader.ml", line 42, characters 42-50:
- 42 |     | Error e -> Lwt.return (Error (`Msg (Fmt.strf "%a" C.pp_error e)))
-                                                ^^^^^^^^
- Alert deprecated: Fmt.strf
- use Fmt.str instead.
- (cd _build/default && /home/opam/.opam/default/bin/ocamlopt.opt -w -40 -g -I lib/.protocol_9p.objs/byte -I lib/.protocol_9p.objs/native -I /home/opam/.opam/default/lib/astring -I /home/opam/.opam/default/lib/bigarray-compat -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/fmt -I /home/opam/.opam/default/lib/io-page -I /home/opam/.opam/default/lib/logs -I /home/opam/.opam/default/lib/lwt -I /home/opam/.opam/default/lib/mirage-channel -I /home/opam/.opam/default/lib/mirage-channel-lwt -I /home/opam/.opam/default/lib/mirage-clock -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-flow -I /home/opam/.opam/default/lib/mirage-flow-lwt -I /home/opam/.opam/default/lib/mirage-kv -I /home/opam/.opam/default/lib/mirage-kv-lwt -I /home/opam/.opam/default/lib/parsexp -I /home/opam/.opam/default/lib/ppx_sexp_conv/runtime-lib -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/sexplib -I /home/opam/.opam/default/lib/sexplib0 -cmi-file lib/.protocol_9p.objs/byte/protocol_9p__Protocol_9p_buffered9PReader.cmi -no-alias-deps -open Protocol_9p__ -o lib/.protocol_9p.objs/native/protocol_9p__Protocol_9p_buffered9PReader.cmx -c -impl lib/protocol_9p_buffered9PReader.pp.ml)
- File "lib/protocol_9p_buffered9PReader.ml", line 42, characters 42-50:
- 42 |     | Error e -> Lwt.return (Error (`Msg (Fmt.strf "%a" C.pp_error e)))
-                                                ^^^^^^^^
- Alert deprecated: Fmt.strf
- use Fmt.str instead.
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -g -bin-annot -bin-annot-occurrences -I lib/.protocol_9p.objs/byte -I /home/opam/.opam/default/lib/astring -I /home/opam/.opam/default/lib/bigarray-compat -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/fmt -I /home/opam/.opam/default/lib/io-page -I /home/opam/.opam/default/lib/logs -I /home/opam/.opam/default/lib/lwt -I /home/opam/.opam/default/lib/mirage-channel -I /home/opam/.opam/default/lib/mirage-channel-lwt -I /home/opam/.opam/default/lib/mirage-clock -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-flow -I /home/opam/.opam/default/lib/mirage-flow-lwt -I /home/opam/.opam/default/lib/mirage-kv -I /home/opam/.opam/default/lib/mirage-kv-lwt -I /home/opam/.opam/default/lib/parsexp -I /home/opam/.opam/default/lib/ppx_sexp_conv/runtime-lib -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/sexplib -I /home/opam/.opam/default/lib/sexplib0 -cmi-file lib/.protocol_9p.objs/byte/protocol_9p__Protocol_9p_client.cmi -no-alias-deps -open Protocol_9p__ -o lib/.protocol_9p.objs/byte/protocol_9p__Protocol_9p_client.cmo -c -impl lib/protocol_9p_client.pp.ml)
- File "lib/protocol_9p_client.ml", line 1:
- Error: The implementation lib/protocol_9p_client.pp.ml
-        does not match the interface lib/protocol_9p_client.pp.mli:  ... ...
-        ... ... In module Make.KV_RO:
-        Values do not match:
-          val read :
-            t/2 ->
-            string ->
-            int64 ->
-            int64 ->
-            (Cstruct.t list, [> `Unknown_key of string ]) result Lwt.t
-        is not included in
-          val read :
-            t ->
-            string ->
-            int64 ->
-            int64 -> (page_aligned_buffer list, error) Result.result io
-        The type
-          t/2 ->
-          string ->
-          int64 ->
-          int64 -> (Cstruct.t list, [> `Unknown_key of string ]) result Lwt.t
-        is not compatible with the type
-          t ->
-          string ->
-          int64 -> int64 -> (page_aligned_buffer list, error) Result.result io
-        Type (Cstruct.t list, [> `Unknown_key of string ]) result Lwt.t
-        is not compatible with type
-          (page_aligned_buffer list, error) Result.result io =
-            (page_aligned_buffer list, error) Result.result Lwt.t
-        Type (Cstruct.t list, [> `Unknown_key of string ]) result
-        is not compatible with type
-          (page_aligned_buffer list, error) Result.result
-        File "lib/protocol_9p_client.ml", line 499, characters 4-23:
-          Definition of type t
-        File "lib/protocol_9p_client.ml", lines 75-92, characters 2-3:
-          Definition of type t/2
-        File "src/mirage_kv.mli", lines 46-47, characters 2-47:
-          Expected declaration
-        File "lib/protocol_9p_client.ml", line 508, characters 8-12:
-          Actual declaration
- (cd _build/default && /home/opam/.opam/default/bin/ocamlopt.opt -w -40 -g -I lib/.protocol_9p.objs/byte -I lib/.protocol_9p.objs/native -I /home/opam/.opam/default/lib/astring -I /home/opam/.opam/default/lib/bigarray-compat -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/fmt -I /home/opam/.opam/default/lib/io-page -I /home/opam/.opam/default/lib/logs -I /home/opam/.opam/default/lib/lwt -I /home/opam/.opam/default/lib/mirage-channel -I /home/opam/.opam/default/lib/mirage-channel-lwt -I /home/opam/.opam/default/lib/mirage-clock -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-flow -I /home/opam/.opam/default/lib/mirage-flow-lwt -I /home/opam/.opam/default/lib/mirage-kv -I /home/opam/.opam/default/lib/mirage-kv-lwt -I /home/opam/.opam/default/lib/parsexp -I /home/opam/.opam/default/lib/ppx_sexp_conv/runtime-lib -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/sexplib -I /home/opam/.opam/default/lib/sexplib0 -cmi-file lib/.protocol_9p.objs/byte/protocol_9p__Protocol_9p_client.cmi -no-alias-deps -open Protocol_9p__ -o lib/.protocol_9p.objs/native/protocol_9p__Protocol_9p_client.cmx -c -impl lib/protocol_9p_client.pp.ml)
- File "lib/protocol_9p_client.ml", line 1:
- Error: The implementation lib/protocol_9p_client.pp.ml
-        does not match the interface lib/protocol_9p_client.pp.mli:  ... ...
-        ... ... In module Make.KV_RO:
-        Values do not match:
-          val read :
-            t/2 ->
-            string ->
-            int64 ->
-            int64 ->
-            (Cstruct.t list, [> `Unknown_key of string ]) result Lwt.t
-        is not included in
-          val read :
-            t ->
-            string ->
-            int64 ->
-            int64 -> (page_aligned_buffer list, error) Result.result io
-        The type
-          t/2 ->
-          string ->
-          int64 ->
-          int64 -> (Cstruct.t list, [> `Unknown_key of string ]) result Lwt.t
-        is not compatible with the type
-          t ->
-          string ->
-          int64 -> int64 -> (page_aligned_buffer list, error) Result.result io
-        Type (Cstruct.t list, [> `Unknown_key of string ]) result Lwt.t
-        is not compatible with type
-          (page_aligned_buffer list, error) Result.result io =
-            (page_aligned_buffer list, error) Result.result Lwt.t
-        Type (Cstruct.t list, [> `Unknown_key of string ]) result
-        is not compatible with type
-          (page_aligned_buffer list, error) Result.result
-        File "lib/protocol_9p_client.ml", line 499, characters 4-23:
-          Definition of type t
-        File "lib/protocol_9p_client.ml", lines 75-92, characters 2-3:
-          Definition of type t/2
-        File "src/mirage_kv.mli", lines 46-47, characters 2-47:
-          Expected declaration
-        File "lib/protocol_9p_client.ml", line 508, characters 8-12:
-          Actual declaration
build failed... 
[ERROR] The compilation of protocol-9p.1.0.1 failed at "dune build -p protocol-9p -j 39".

=== STDERR ===

2026-06-16 18:20.12: FAILED: build protocol-9p.1.0.1
2026-06-16 18:20.12: Job failed: build failed: protocol-9p.1.0.1