these 2 derivations will be built:
  /nix/store/yy9xpcipla2pcs8ps99vi71fmy0sj74j-source.drv
  /nix/store/hf1nz3aivbcg2lvp8v7akrslrv5pbyih-cups-kyocera-ecosys-m2x35-40-p2x35-40dnw-8.1606.drv
building '/nix/store/s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv' on 'grpc://farm.numtide.com:50051?client-cert=/run/secrets/vars/per-machine/bld1/nix-farm-ci/crt&client-key=/run/secrets/vars/per-machine/bld1/nix-farm-ci/key&connect-timeout=20&system=aarch64-linux'
building '/nix/store/s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv' on farm.numtide.com:50051
source> elastic-arm-99e59b18: building s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv
source> 
source> trying https://www.kyoceradocumentsolutions.de/content/download-center/de/drivers/all/Linux_8_1606_ECOSYS_M2x35_40_P2x35_40dnw_zip.download.zip
source>   % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
source>                                  Dload  Upload   Total   Spent    Left  Speed
source>   0  137k    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
source> curl: (22) The requested URL returned error: 404
source> error: cannot download source from any mirror
s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv: elastic-arm-99e59b18: error: Cannot build '/nix/store/s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv'., asking the scheduler again
building '/nix/store/s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv' on farm.numtide.com:50051
source> elastic-arm-99e59b18: building s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv
source> 
source> trying https://www.kyoceradocumentsolutions.de/content/download-center/de/drivers/all/Linux_8_1606_ECOSYS_M2x35_40_P2x35_40dnw_zip.download.zip
source>   % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
source>                                  Dload  Upload   Total   Spent    Left  Speed
source>   0  137k    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
source> curl: (22) The requested URL returned error: 404
source> error: cannot download source from any mirror
s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv: elastic-arm-99e59b18: error: Cannot build '/nix/store/s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv'., asking the scheduler again
building '/nix/store/s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv' on farm.numtide.com:50051
source> elastic-arm-99e59b18: building s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv
source> 
source> trying https://www.kyoceradocumentsolutions.de/content/download-center/de/drivers/all/Linux_8_1606_ECOSYS_M2x35_40_P2x35_40dnw_zip.download.zip
source>   % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
source>                                  Dload  Upload   Total   Spent    Left  Speed
source>   0  137k    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
source> curl: (22) The requested URL returned error: 404
source> error: cannot download source from any mirror
s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv: elastic-arm-99e59b18: error: Cannot build '/nix/store/s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv'., asking the scheduler again
s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv: elastic-arm-2204a1ee: not scheduled here: s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv, asking the scheduler again
building '/nix/store/s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv' on farm.numtide.com:50051
source> elastic-arm-0a911f46: building s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv
source> 
source> trying https://www.kyoceradocumentsolutions.de/content/download-center/de/drivers/all/Linux_8_1606_ECOSYS_M2x35_40_P2x35_40dnw_zip.download.zip
source>   % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
source>                                  Dload  Upload   Total   Spent    Left  Speed
source>   0  137k    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
source> curl: (22) The requested URL returned error: 404
source> error: cannot download source from any mirror
s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv: elastic-arm-0a911f46: error: Cannot build '/nix/store/s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv'., asking the scheduler again
building '/nix/store/s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv' on farm.numtide.com:50051
source> elastic-arm-2204a1ee: building s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv
source> 
source> trying https://www.kyoceradocumentsolutions.de/content/download-center/de/drivers/all/Linux_8_1606_ECOSYS_M2x35_40_P2x35_40dnw_zip.download.zip
source>   % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
source>                                  Dload  Upload   Total   Spent    Left  Speed
source>   0  137k    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
source> curl: (22) The requested URL returned error: 404
source> error: cannot download source from any mirror
s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv: elastic-arm-2204a1ee: error: Cannot build '/nix/store/s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv'., asking the scheduler again
building '/nix/store/s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv' on farm.numtide.com:50051
source> elastic-arm-0a911f46: building s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv
source> 
source> trying https://www.kyoceradocumentsolutions.de/content/download-center/de/drivers/all/Linux_8_1606_ECOSYS_M2x35_40_P2x35_40dnw_zip.download.zip
source>   % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
source>                                  Dload  Upload   Total   Spent    Left  Speed
source>   0  137k    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
source> curl: (22) The requested URL returned error: 404
source> error: cannot download source from any mirror
s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv: elastic-arm-0a911f46: error: Cannot build '/nix/store/s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv'., asking the scheduler again
building '/nix/store/s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv' on farm.numtide.com:50051
source> elastic-arm-0a911f46: building s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv
source> 
source> trying https://www.kyoceradocumentsolutions.de/content/download-center/de/drivers/all/Linux_8_1606_ECOSYS_M2x35_40_P2x35_40dnw_zip.download.zip
source>   % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
source>                                  Dload  Upload   Total   Spent    Left  Speed
source>   0  137k    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
source> curl: (22) The requested URL returned error: 404
source> error: cannot download source from any mirror
s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv: elastic-arm-0a911f46: error: Cannot build '/nix/store/s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv'., asking the scheduler again
building '/nix/store/s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv' on farm.numtide.com:50051
source> elastic-arm-0a911f46: building s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv
source> 
source> trying https://www.kyoceradocumentsolutions.de/content/download-center/de/drivers/all/Linux_8_1606_ECOSYS_M2x35_40_P2x35_40dnw_zip.download.zip
source>   % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
source>                                  Dload  Upload   Total   Spent    Left  Speed
source>   0  137k    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
source> curl: (22) The requested URL returned error: 404
source> error: cannot download source from any mirror
s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv: elastic-arm-0a911f46: error: Cannot build '/nix/store/s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv'., asking the scheduler again
error: build of '/nix/store/s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv' on 'grpc://farm.numtide.com:50051?client-cert=/run/secrets/vars/per-machine/bld1/nix-farm-ci/crt&client-key=/run/secrets/vars/per-machine/bld1/nix-farm-ci/key&connect-timeout=20&system=aarch64-linux' failed: gave up after 9 reschedules
error: Cannot build '/nix/store/s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/a8svkjj1im6iphlckqv2zhwwwidw3snr-source
error: build of resolved derivation '/nix/store/s86d0nkwwbmcix25vagyfx4b640mv3z8-source.drv' failed
error: Cannot build '/nix/store/hf1nz3aivbcg2lvp8v7akrslrv5pbyih-cups-kyocera-ecosys-m2x35-40-p2x35-40dnw-8.1606.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/ckw962s6mm0i2zycbwy41dnk2s1g0mca-cups-kyocera-ecosys-m2x35-40-p2x35-40dnw-8.1606