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poltac 0.8.8 Not compatible 👼

Context

# Packages matching: installed
# Name                # Installed # Synopsis
base-bigarray         base
base-threads          base
base-unix             base
conf-gmp              4           Virtual package relying on a GMP lib system installation
coq                   dev         The Coq Proof Assistant
coq-core              dev         The Coq Proof Assistant -- Core Binaries and Tools
coq-stdlib            dev         The Coq Proof Assistant -- Standard Library
coqide-server         dev         The Coq Proof Assistant, XML protocol server
dune                  3.12.1      Fast, portable, and opinionated build system
ocaml                 4.14.0      The OCaml compiler (virtual package)
ocaml-base-compiler   4.14.0      Official release 4.14.0
ocaml-config          2           OCaml Switch Configuration
ocaml-options-vanilla 1           Ensure that OCaml is compiled with no special options enabled
ocamlfind             1.9.6       A library manager for OCaml
zarith                1.13        Implements arithmetic and logical operations over arbitrary-precision integers
# opam file:
opam-version: "2.0"
maintainer: "thery@sophia.inria.fr"
homepage: "https://github.com/thery/PolTac"
bug-reports: "https://github.com/thery/PolTac"
dev-repo: "git://github.com/thery/PolTac"
license: "LGPL-2.1-only"
authors: ["Laurent Théry"]
build: [make "-j%{jobs}%"]
install: [make "install"]
remove: ["rm" "-R" "%{lib}%/coq/user-contrib/PolTac"]
depends: [
  "ocaml"
  "coq" {>= "8.8~" & < "8.11"}
]
synopsis:
  "A set of tactics to deal with inequalities in Coq over N, Z and R:"
flags: light-uninstall
url {
  src: "https://github.com/thery/PolTac/archive/8.8.tar.gz"
  checksum: "md5=0108299ef44d8eafc1238d54d27ec24c"
}

Lint

Command: true
Return code: 0

Dry install 🏜️

Dry install with the current Coq version:

Command

opam install -y --show-action coq-poltac.0.8.8 coq.dev

Return code

5120

Output

[NOTE] Package coq is already installed (current version is dev).
The following dependencies couldn't be met:
  - coq-poltac -> coq < 8.11 -> ocaml < 4.10
      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-poltac.0.8.8
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