elastic-arm-c7c4897b: building v4m7lql6pki2rh8z2rzsymhxm15hzvya-source.drv

trying https://github.com/nengo/nengo/archive/v3.2.0.tar.gz
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
100  535k    0  535k    0     0  1058k      0 --:--:-- --:--:-- --:--:-- 1058k
unpacking source archive /build/v3.2.0.tar.gz