# Packages matching: installed
# Name # Installed # Synopsis
base-bigarray base
base-domains base
base-nnp base Naked pointers prohibited in the OCaml heap
base-threads base
base-unix base
conf-gmp 4 Virtual package relying on a GMP lib system installation
coq 8.17.1 The Coq Proof Assistant
coq-core 8.17.1 The Coq Proof Assistant -- Core Binaries and Tools
coq-stdlib 8.17.1 The Coq Proof Assistant -- Standard Library
coqide-server 8.17.1 The Coq Proof Assistant, XML protocol server
dune 3.12.1 Fast, portable, and opinionated build system
ocaml 5.1.1 The OCaml compiler (virtual package)
ocaml-base-compiler 5.1.1 Official release 5.1.1
ocaml-config 3 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: "dev@clarus.me"
homepage: "https://github.com/clarus/io-system"
dev-repo: "git+https://github.com/clarus/io-system.git"
bug-reports: "https://github.com/clarus/io-system/issues"
authors: ["Guillaume Claret"]
license: "MIT"
build: [
["./configure.sh"]
[make "-j%{jobs}%"]
]
install: [
[make "install"]
]
depends: [
"ocaml"
"coq" {>= "8.5"}
"coq-function-ninjas"
"coq-list-string" {>= "2.0.0"}
"coq-io" {>= "4.0.0"}
"coq-io-system-ocaml" {>= "2.3.0"}
]
tags: [
"date:2019-07-28"
"keyword:effects"
"keyword:extraction"
"logpath:Io.System"
]
synopsis: "System effects for Coq"
url {
src: "https://github.com/coq-io/system/archive/2.4.1.tar.gz"
checksum: "sha512=b9ff95a7073bec5116d299b4c34013d40c3eb03eea79a11667777e2325f868eb850de30222ab1bd06448fb016a9093a31e4a41ab273ede09e85a05d9ab31dc34"
}
trueDry install with the current Coq version:
opam install -y --show-action coq-io-system.2.4.1 coq.8.17.1[NOTE] Package coq is already installed (current version is 8.17.1).
[ERROR] Package conflict!
* No agreement on the version of ocaml:
- (invariant) -> ocaml-base-compiler >= 5.1.1 -> ocaml = 5.1.1
- coq-io-system >= 2.4.1 -> coq-io >= 4.0.0 -> coq < 8.16~ -> ocaml < 4.02.0
You can temporarily relax the switch invariant with `--update-invariant'
* No agreement on the version of ocaml-base-compiler:
- (invariant) -> ocaml-base-compiler >= 5.1.1
- coq-io-system >= 2.4.1 -> coq-io >= 4.0.0 -> coq < 8.16~ -> ocaml < 4.02.0 -> ocaml-base-compiler = 3.08.1
* Incompatible packages:
- (invariant) -> ocaml-base-compiler >= 5.1.1 -> base-nnp
- coq-io-system >= 2.4.1 -> coq-io >= 4.0.0 -> coq < 8.16~
* Missing dependency:
- coq-io-system >= 2.4.1 -> coq-io >= 4.0.0 -> coq < 8.16~ -> ocaml < 4.02.0 -> ocaml-variants >= 3.09.2 -> ocaml-beta
unmet availability conditions: 'enable-ocaml-beta-repository'
No solution found, exiting
Dry install without Coq/switch base, to test if the problem was incompatibility with the current Coq/OCaml version:
opam remove -y coq; opam install -y --show-action --unlock-base coq-io-system.2.4.1truetrueNo files were installed.
true