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gaia 1.12 Not compatible 👼

Context

# Packages matching: installed
# Name              # Installed # Synopsis
base-bigarray       base
base-threads        base
base-unix           base
conf-findutils      1           Virtual package relying on findutils
conf-gmp            4           Virtual package relying on a GMP lib system installation
coq                 8.15.0      Formal proof management system
dune                3.1.1       Fast, portable, and opinionated build system
ocaml               4.08.1      The OCaml compiler (virtual package)
ocaml-base-compiler 4.08.1      Official release 4.08.1
ocaml-config        1           OCaml Switch Configuration
ocamlfind           1.9.3       A library manager for OCaml
zarith              1.12        Implements arithmetic and logical operations over arbitrary-precision integers
# opam file:
opam-version: "2.0"
maintainer: "palmskog@gmail.com"
homepage: "https://github.com/coq-community/gaia"
dev-repo: "git+https://github.com/coq-community/gaia.git"
bug-reports: "https://github.com/coq-community/gaia/issues"
license: "MIT"
synopsis: "Implementation of books from Bourbaki's Elements of Mathematics in Coq"
description: """
Implementation of books from N. Bourbaki's Elements of Mathematics
in Coq using the Mathematical Components library, including set theory
and number theory."""
build: [make "-j%{jobs}%"]
install: [make "install"]
depends: [
  "coq" {>= "8.10" & < "8.15~"}
  "coq-mathcomp-ssreflect" {>= "1.12.0" & < "1.13~"}
  "coq-mathcomp-algebra" 
]
tags: [
  "category:Mathematics/Logic/Set theory"
  "keyword:Bourbaki"
  "keyword:set theory"
  "date:2021-08-12"
  "logpath:gaia"
]
authors: [
  "José Grimm"
  "Alban Quadrat"
  "Carlos Simpson"
]
url {
  src: "https://github.com/coq-community/gaia/archive/refs/tags/v1.12.tar.gz"
  checksum: "sha512=d781156439e7dc89ee9dbba3bd932b229fbe424f63dbc78829238dffa1e92225d66a20971ab2aa0f64db8c8c5a880c135bf4ad071a85db1d884d9ec05c7d19c9"
}

Lint

Command: true
Return code: 0

Dry install 🏜️

Dry install with the current Coq version:

Command

opam install -y --show-action coq-gaia.1.12 coq.8.15.0

Return code

5120

Output

[NOTE] Package coq is already installed (current version is 8.15.0).
The following dependencies couldn't be met:
  - coq-gaia -> coq < 8.15~ -> ocaml < 4.06.0
      base of this switch (use `--unlock-base' to force)
Your request can't be satisfied:
  - No available version of coq satisfies the constraints
No solution found, exiting

Dry install without Coq/switch base, to test if the problem was incompatibility with the current Coq/OCaml version:

Command: opam remove -y coq; opam install -y --show-action --unlock-base coq-gaia.1.12
Return code: 0

Install dependencies

Command: true
Return code: 0
Duration: 0 s

Install 🚀

Command: true
Return code: 0
Duration: 0 s

Installation size

No files were installed.

Uninstall 🧹

Command: true
Return code: 0
Missing removes: none
Wrong removes: none