Build:
  1. 0
2026-10-08 17:21.48: New job: build protocol-9p.1.0.1 (4d348f01bb4d)
2026-10-08 17:21.48: Waiting for resource in pool day11-builds
2026-10-08 19:56.32: Got resource from pool day11-builds
2026-10-08 19:56.32: [profile full] build protocol-9p.1.0.1
2026-10-08 19:56.32: build protocol-9p.1.0.1 (4d348f01bb4d)
=== DEPENDENCIES (44 transitive) ===
  astring.0.8.5                                      893b91d8cea3
  base.v0.17.3                                       05fa2815e1ac
  base-bytes.base                                    e10135635fd6
  base-threads.base                                  464810371b96
  base-unix.base                                     4596d20d2cf7
  compiler-cloning.enabled                           a13866103a7b
  conf-pkg-config.5                                  e39f7209b38f
  cppo.1.8.0                                         2b3dfd3df17b
  csexp.1.5.2                                        b96efdeb2d5f
  cstruct.3.7.0                                      b7a8ed7b2a87
  dune.3.24.2                                        99dad2c0d74f
  dune-configurator.3.24.2                           7520decaab4b
  fmt.0.11.0                                         d6038c8c01ce
  io-page.3.0.0                                      d9cff47114e1
  logs.0.10.0                                        408086214969
  lwt.6.1.2                                          b4790b7ba4e8
  mirage-channel.3.2.0                               601ccc29b0a6
  mirage-channel-lwt.3.2.0                           b56a4383fd69
  mirage-clock.2.0.0                                 68513eb49ccb
  mirage-device.1.2.0                                c06055dfe966
  mirage-flow.1.6.0                                  409db34de584
  mirage-flow-lwt.1.6.0                              b7707194d9f8
  mirage-kv.1.0.0                                    bda1c9dec902
  mirage-kv-lwt.1.0.0                                800262dc5e5d
  num.1.6                                            018b8cf38592
  ocaml.5.5.1                                        3d940b39ad2d
  ocaml-base-compiler.5.5.1                          5cf781414aed
  ocaml-compiler.5.5.1                               9ea90032811f
  ocaml-compiler-libs.v0.17.0                        36d946ae0c60
  ocaml_intrinsics_kernel.v0.17.2                    a734762bc41f
  ocamlbuild.0.16.1                                  68333e4a0ef3
  ocamlfind.1.9.9~preview                            0f9da898bc9e
  ocplib-endian.1.2                                  833b02a8bde4
  parsexp.v0.17.0                                    0b560bdab6e9
  ppx_derivers.1.2.1                                 44a67ab5a411
  ppx_sexp_conv.v0.17.1                              4f47613e19fc
  ppxlib.0.39.0                                      3302a1063e64
  ppxlib_jane.v0.17.4                                81db0f55c78b
  result.1.5                                         a5bb1b6b238b
  rresult.0.7.0                                      0e7d621cbb72
  sexplib.v0.17.0                                    848b40d02703
  sexplib0.v0.17.0                                   4ce90ffe3c98
  topkg.1.1.1                                        52bd81f92c7a
  win-error.1.0                                      045f5cb3cdcc
=== 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/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/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/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/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/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/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/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/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
[ERROR] The compilation of protocol-9p.1.0.1 failed at "dune build -p protocol-9p -j 39".
build failed... 

=== STDERR ===

2026-10-08 20:07.30: FAILED: build protocol-9p.1.0.1
2026-10-08 20:07.30: Job failed: build failed: protocol-9p.1.0.1