Partial build log
this derivation will be built:
/nix/store/qwlni34nsprq30ga8n9rk9arah5whp5v-opencore-amr-0.1.5.tar.gz.drv
building '/nix/store/qwlni34nsprq30ga8n9rk9arah5whp5v-opencore-amr-0.1.5.tar.gz.drv'...
opencore-amr> trying https://vorboss.dl.sourceforge.net/project/opencore-amr/opencore-amr/opencore-amr-0.1.5.tar.gz
opencore-amr> % Total % Received % Xferd Average Speed Time Time Time Current
opencore-amr> Dload Upload Total Spent Left Speed
opencore-amr> 0 0 0 0 0 0 0 0 --:--:-- 0:00:10 --:--:-- 0
opencore-amr> curl: (28) Failed to connect to vorboss.dl.sourceforge.net port 443 after 10000 ms: Timeout was reached
opencore-amr> Warning: Problem : timeout. Will retry in 1 seconds. 3 retries left.
opencore-amr> 0 0 0 0 0 0 0 0 --:--:-- 0:00:10 --:--:-- 0
opencore-amr> curl: (28) Failed to connect to vorboss.dl.sourceforge.net port 443 after 10001 ms: Timeout was reached
opencore-amr> Warning: Problem : timeout. Will retry in 2 seconds. 2 retries left.
opencore-amr> 0 0 0 0 0 0 0 0 --:--:-- 0:00:10 --:--:-- 0
opencore-amr> curl: (28) Failed to connect to vorboss.dl.sourceforge.net port 443 after 10001 ms: Timeout was reached
opencore-amr> Warning: Problem : timeout. Will retry in 4 seconds. 1 retries left.
opencore-amr> 0 0 0 0 0 0 0 0 --:--:-- 0:00:10 --:--:-- 0
opencore-amr> curl: (28) Failed to connect to vorboss.dl.sourceforge.net port 443 after 10001 ms: Timeout was reached
opencore-amr> error checking the existence of file:///dev/null/sha256/0hfk9khz3by0119h3jdwgdfd7jgkdbzxnmh1wssvylgnsnwnq01c:
opencore-amr> curl: (37) Couldn't open file /dev/null/sha256/0hfk9khz3by0119h3jdwgdfd7jgkdbzxnmh1wssvylgnsnwnq01c
opencore-amr> error: cannot download opencore-amr-0.1.5.tar.gz from any mirror
error: builder for '/nix/store/qwlni34nsprq30ga8n9rk9arah5whp5v-opencore-amr-0.1.5.tar.gz.drv' failed with exit code 1