Partial build log
this derivation will be built:
/nix/store/k7rk11rw3in3jig2ljal7lw4x5zx3zyv-ladspa_sdk_1.15.tgz.drv
building '/nix/store/6h5lr6hqri8sq6xqw93kj3vrjnjgnqsp-ladspa_sdk_1.15.tgz.drv'...
ladspa_sdk_1.15.tgz> error checking the existence of file:///dev/null/sha256/1vgx54cgsnc3ncl9qbgjbmq12c444xjafjkgr348h36j16draaa2:
ladspa_sdk_1.15.tgz> curl: (37) Couldn't open file /dev/null/sha256/1vgx54cgsnc3ncl9qbgjbmq12c444xjafjkgr348h36j16draaa2
ladspa_sdk_1.15.tgz> trying https://www.ladspa.org/download/ladspa_sdk_1.15.tgz
ladspa_sdk_1.15.tgz> % Total % Received % Xferd Average Speed Time Time Time Current
ladspa_sdk_1.15.tgz> Dload Upload Total Spent Left Speed
ladspa_sdk_1.15.tgz> 0 385 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0
ladspa_sdk_1.15.tgz> curl: (22) The requested URL returned error: 404
ladspa_sdk_1.15.tgz> error: cannot download ladspa_sdk_1.15.tgz from any mirror
error: builder for '/nix/store/6h5lr6hqri8sq6xqw93kj3vrjnjgnqsp-ladspa_sdk_1.15.tgz.drv' failed with exit code 1
error: