• built on NixOS
• /bin/sh passed the binary check.
• 1 of 1 passed binary check by having a zero exit code.
• 0 of 1 passed binary check by having the new version present in output.
• found 3.19 with grep in /nix/store/01swjqvf703mdaj2y6pw0mp9i73fsql1-nbd-3.19
• directory tree listing: https://gist.github.com/ec236126c1b38a5d0d14bce03ac0c413
• du listing: https://gist.github.com/fb2fa6479e2b8a9588f5c3d30e1d03c1

63 total rebuild path(s)

37 package rebuild(s)

37 x86_64-linux rebuild(s)
13 i686-linux rebuild(s)
0 x86_64-darwin rebuild(s)
13 aarch64-linux rebuild(s)

First fifty rebuilds by attrpath
gnome3.gnome-boxes
libguestfs
libvirt-glib
libvmi
nbd
python27Packages.guestfs
python37Packages.guestfs
qemu_xen
qemu_xen-light
qemu_xen_4_10
qemu_xen_4_10-light
qemu_xen_4_8
qemu_xen_4_8-light
vagrant
virt-viewer
virtmanager
xen
xen-light
xen-slim
xenPackages.xen-light
xenPackages.xen-slim
xenPackages.xen-vanilla
xenPackages.xen_4_10-light
xenPackages.xen_4_10-slim
xenPackages.xen_4_10-vanilla
xenPackages.xen_4_5-light
xenPackages.xen_4_5-slim
xenPackages.xen_4_5-vanilla
xenPackages.xen_4_8-light
xenPackages.xen_4_8-slim
xenPackages.xen_4_8-vanilla
xen_4_10
xen_4_10-light
xen_4_10-slim
xen_4_8
xen_4_8-light
xen_4_8-slim

Either download from Cachix:

nix-store -r /nix/store/01swjqvf703mdaj2y6pw0mp9i73fsql1-nbd-3.19 \
  --option binary-caches 'https://cache.nixos.org/ https://r-ryantm.cachix.org/' \
  --option trusted-public-keys '
  r-ryantm.cachix.org-1:gkUbLkouDAyvBdpBX0JOdIiD2/DP1ldF3Z3Y6Gqcc4c=
  cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY=
  '

(r-ryantm's Cachix cache is only trusted for this store-path realization.)

Or, build yourself:

nix-build -A nbd https://github.com/r-ryantm/nixpkgs/archive/ad70015295650547062c8aeb7fb8dd5a96e41f87.tar.gz

After you've downloaded or built it, look at the files and if there are any, run the binaries:

ls -la /nix/store/01swjqvf703mdaj2y6pw0mp9i73fsql1-nbd-3.19
ls -la /nix/store/01swjqvf703mdaj2y6pw0mp9i73fsql1-nbd-3.19/bin