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jprover 8.5.0 Not compatible ๐Ÿ‘ผ

Context

# Packages matching: installed
# Name              # Installed # Synopsis
base-bigarray       base
base-threads        base
base-unix           base
conf-findutils      1           Virtual package relying on findutils
coq                 8.12.1      Formal proof management system
num                 1.4         The legacy Num library for arbitrary-precision integer and rational arithmetic
ocaml               4.11.2      The OCaml compiler (virtual package)
ocaml-base-compiler 4.11.2      Official release 4.11.2
ocaml-config        1           OCaml Switch Configuration
ocamlfind           1.9.5       A library manager for OCaml
# opam file:
opam-version: "2.0"
maintainer: "matej.kosik@inria.fr"
homepage: "https://github.com/coq-contribs/jprover"
license: "GPL 2"
build: [make "-j%{jobs}%"]
install: [make "install"]
remove: ["rm" "-R" "%{lib}%/coq/user-contrib/JProver"]
depends: [
  "ocaml"
  "coq" {>= "8.5" & < "8.6~"}
]
tags: [
  "keyword:decision procedure"
  "keyword:first-order logic"
  "keyword:intuitionistic logic"
  "keyword:theorem proving"
  "keyword:proof search"
  "category:Miscellaneous/Coq Extensions"
  "category:Computer Science/Decision Procedures and Certified Algorithms/Decision procedures"
  "date:April 2002 (contribution since January 2009)"
]
authors: [ "Huang Guan-Shieng <>" ]
bug-reports: "https://github.com/coq-contribs/jprover/issues"
dev-repo: "git+https://github.com/coq-contribs/jprover.git"
synopsis: "A theorem prover for first-order intuitionistic logic"
description: """
JProver is a theorem prover for first-order intuitionistic logic.
It is originally implemented by Stephan Schmitt and then integrated into
MetaPRL by Aleksey Nogin. After this, Huang Guan-Shieng extracted the
necessary ML-codes from MetaPRL and then adapted it to Coq."""
flags: light-uninstall
url {
  src: "https://github.com/coq-contribs/jprover/archive/v8.5.0.tar.gz"
  checksum: "md5=219a58c98b9a61b99c625d8c6d5b69ff"
}

Lint

Command
true
Return code
0

Dry install ๐Ÿœ๏ธ

Dry install with the current Coq version:

Command
opam install -y --show-action coq-jprover.8.5.0 coq.8.12.1
Return code
5120
Output
[NOTE] Package coq is already installed (current version is 8.12.1).
The following dependencies couldn't be met:
  - coq-jprover -> coq < 8.6~ -> ocaml < 4.06.0
      base of this switch (use `--unlock-base' to force)
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-jprover.8.5.0
Return code
0

Install dependencies

Command
true
Return code
0
Duration
0 s

Install ๐Ÿš€

Command
true
Return code
0
Duration
0 s

Installation size

No files were installed.

Uninstall ๐Ÿงน

Command
true
Return code
0
Missing removes
none
Wrong removes
none