* (2020-01-05 13:36:19 UTC)*

# Packages matching: installed # Name # Installed # Synopsis base-bigarray base base-num base Num library distributed with the OCaml compiler base-threads base base-unix base camlp5 7.10 Preprocessor-pretty-printer of OCaml conf-findutils 1 Virtual package relying on findutils coq 8.5.3 Formal proof management system. num 0 The Num library for arbitrary-precision integer and rational arithmetic ocaml 4.05.0 The OCaml compiler (virtual package) ocaml-base-compiler 4.05.0 Official 4.05.0 release ocaml-config 1 OCaml Switch Configuration # opam file: opam-version: "2.0" maintainer: "Hugo.Herbelin@inria.fr" homepage: "https://github.com/coq-contribs/paradoxes" license: "LGPL 2.1" build: [make "-j%{jobs}%"] install: [make "install"] remove: ["rm" "-R" "%{lib}%/coq/user-contrib/Paradoxes"] depends: [ "ocaml" "coq" {>= "8.7" & < "8.8~"} ] tags: [ "keyword: Reynolds paradox" "keyword: Burali-Forti paradox" "keyword: Diaconescu paradox" "keyword: set theory" "keyword: system U" "keyword: inconsistency" "keyword: Hurkens paradox" "category: Mathematics/Logic/Foundations" ] authors: [ "Bruno Barras" "Thierry Coquand" "Hugo Herbelin" "Benjamin Werner" ] bug-reports: "https://github.com/coq-contribs/paradoxes/issues" dev-repo: "git+https://github.com/coq-contribs/paradoxes.git" synopsis: "Paradoxes in Set Theory and Type Theory" description: """ A formalisation of Burali-Forti paradox in system U (the existence of an ordinal of ordinals is inconsistent), of Diaconescu paradox (axiom of choice implies excluded-middle), of Reynolds paradox (there is no set-theoretic model of system F) and Hurkens paradox in system U (adapted by H. Geuvers to show the inconsistency of Excluded-Middle in impredicative-Set Calculus of Inductive Constructions).""" flags: light-uninstall url { src: "https://github.com/coq-contribs/paradoxes/archive/v8.7.0.tar.gz" checksum: "md5=5579a35f7ae100a496a87b114fafd9f0" }

- Command
`true`

- Return code
- 0

Dry install with the current Coq version:

- Command
`opam install -y --show-action coq-paradoxes.8.7.0 coq.8.5.3`

- Return code
- 5120
- Output
[NOTE] Package coq is already installed (current version is 8.5.3). The following dependencies couldn't be met: - coq-paradoxes -> coq >= 8.7 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-paradoxes.8.7.0`

- Return code
- 0

- Command
`true`

- Return code
- 0
- Duration
- 0 s

- Command
`true`

- Return code
- 0
- Duration
- 0 s

No files were installed.

- Command
`true`

- Return code
- 0
- Missing removes
- none
- Wrong removes
- none