Error: cloning builder process: Operation not permitted installing Nix 2.2.1 in (Arch) Linux #2633
Description
I'm currently using Arch Linux 4.19.15-1-lts #1 SMP Sun Jan 13 13:53:52 CET 2019 x86_64 GNU/Linux. I'm trying to install Nix 2.2.1 and I'm getting some errors:
$ sh <(curl https://nixos.org/nix/install) --no-daemon
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
100 2476 100 2476 0 0 5417 0 --:--:-- --:--:-- --:--:-- 5406
downloading Nix 2.2.1 binary tarball for x86_64-linux from 'https://nixos.org/releases/nix/nix-2.2.1/nix-2.2.1-x86_64-linux.tar.bz2' to '/tmp/nix-binary-tarball-unpack.n5vqvsi4Uq'...
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
100 22.5M 100 22.5M 0 0 4016k 0 0:00:05 0:00:05 --:--:-- 4377k
Note: a multi-user installation is possible. See https://nixos.org/nix/manual/#sect-multi-user-installation
performing a single-user installation of Nix...
directory /nix does not exist; creating it by running 'mkdir -m 0755 /nix && chown x80486 /nix' using sudo
[sudo] password for x80486:
copying Nix to /nix/store.................................
initialising Nix database...
Nix: creating /home/x80486/.nix-profile
installing 'nix-2.2.1'
error: cloning builder process: Operation not permitted
error: unable to start build process
/tmp/nix-binary-tarball-unpack.n5vqvsi4Uq/unpack/nix-2.2.1-x86_64-linux/install: unable to install Nix into your default profileTruth is I've been using to have Nix for some years. This happened after a Linux/Nix upgrade, I can't really tell, all I can recap is that I started getting those errors after the Nix upgrade to version
2.2; more info in this StackExchange question.