1.23.1 installation fails #1571
Description
[ERROR] The compilation of ocaml-lsp-server.1.23.1 failed at "dune build -p
ocaml-lsp-server -j 3 @install".
#=== ERROR while compiling ocaml-lsp-server.1.23.1 ============================#
# context 2.3.0 | linux/x86_64 | ocaml.5.3.0 | https://opam.ocaml.org#21f97b2e6d7c617fc0a79cc8e59b2e10690960e1
# path ~/.opam/default/.opam-switch/build/ocaml-lsp-server.1.23.1
# command ~/.opam/opam-init/hooks/sandbox.sh build dune build -p ocaml-lsp-server -j 3 @install
# exit-code 1
# env-file ~/.opam/log/ocaml-lsp-server-38378-693842.env
# output-file ~/.opam/log/ocaml-lsp-server-38378-693842.out
### output ###
# [...]
# submodules/lev/lev/vendor/ev.c:4688:74: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4688:74: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function ‘ev_embed_start’:
# submodules/lev/lev/vendor/ev.c:5275:60: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:5275:60: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: At top level:
# submodules/lev/lev/vendor/ev.c:5623:27: warning: ‘/*’ within comment [-Wcomment]
# submodules/lev/lev/vendor/ev.c:5624:27: warning: ‘/*’ within comment [-Wcomment]
# submodules/lev/lev/vendor/ev.c: In function ‘evpipe_write’:
# submodules/lev/lev/vendor/ev.c:2817:11: warning: ignoring return value of ‘write’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
# submodules/lev/lev/vendor/ev.c: In function ‘pipecb’:
# submodules/lev/lev/vendor/ev.c:2852:11: warning: ignoring return value of ‘read’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
<><> Error report <><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
┌─ The following actions failed
│ λ build ocaml-lsp-server 1.23.1
└─
╶─ No changes have been performed
Lubuntu 25.10. Installing with opam.