these 4 derivations will be built:
  /nix/store/j2f6p35w4v6pyk268ja1p3mxllccd78p-kinect-audio-setup.drv
  /nix/store/9qmhawshjvk25iljmj4dgv6rigz6r0iq-restrict-message.drv
  /nix/store/x3md4frsia1q0cipmh9vdnjbsyvy40nm-UACFirmware.drv
  /nix/store/9ngi614v23yaj15d5h9mqay2j6dpjbmy-kinect-audio-setup-0.5.drv
this path will be fetched (2.0 MiB download, 10.9 MiB unpacked):
  /nix/store/p2z6z42j2j2cjsdbk6lm8q7xiiijs9cx-p7zip-17.04
building '/nix/store/1w38cidc7sjmx1z5ljfxh5l24nzszhjj-kinect-audio-setup.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/1w38cidc7sjmx1z5ljfxh5l24nzszhjj-kinect-audio-setup.drv' on farm.numtide.com:50051
kinect-audio-setup> elastic-arm-c7c4897b: building 1w38cidc7sjmx1z5ljfxh5l24nzszhjj-kinect-audio-setup.drv
kinect-audio-setup> exporting git://git.ao2.it/kinect-audio-setup.git (rev v0.5) into /nix/store/h35jh8afm1pb66baxg7kfbdabs8i19n3-kinect-audio-setup
kinect-audio-setup> Initialized empty Git repository in /nix/store/h35jh8afm1pb66baxg7kfbdabs8i19n3-kinect-audio-setup/.git/
kinect-audio-setup> remote: Counting objects: 18, done.
kinect-audio-setup> remote: Compressing objects: 100% (18/18), done.
kinect-audio-setup> remote: Total 18 (delta 0), reused 0 (delta 0)
kinect-audio-setup> Unpacking objects: 100% (18/18), 9.67 KiB | 761.00 KiB/s, done.
kinect-audio-setup> From git://git.ao2.it/kinect-audio-setup
kinect-audio-setup>  * tag               v0.5       -> FETCH_HEAD
kinect-audio-setup> Switched to a new branch 'fetchgit'
kinect-audio-setup> removing `.git'...
building '/nix/store/9qmhawshjvk25iljmj4dgv6rigz6r0iq-restrict-message.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=23&system=aarch64-linux'
building '/nix/store/9qmhawshjvk25iljmj4dgv6rigz6r0iq-restrict-message.drv' on farm.numtide.com:50051
restrict-message> elastic-arm-c7c4897b: building 9qmhawshjvk25iljmj4dgv6rigz6r0iq-restrict-message.drv
building '/nix/store/bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.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=22&system=aarch64-linux'
building '/nix/store/bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv' on farm.numtide.com:50051
UACFirmware> elastic-arm-c7c4897b: building bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv
UACFirmware> 
UACFirmware> ***
UACFirmware> In order to install the Kinect Audio Firmware, you need to download the
UACFirmware> non-redistributable firmware from Microsoft.
UACFirmware> The firmware is available at https://download.microsoft.com/download/F/9/9/F99791F2-D5BE-478A-B77A-830AD14950C3/KinectSDK-v1.0-beta2-x86.msi and the license at https://www.microsoft.com/en-us/legal/terms-of-use .
UACFirmware> Save the file as UACFirmware and use "nix-prefetch-url file://$PWD/UACFirmware" to
UACFirmware> add it to the Nix store.
UACFirmware> 
UACFirmware> ***
UACFirmware> 
bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv: elastic-arm-c7c4897b: error: Cannot build '/nix/store/bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv'., asking the scheduler again
building '/nix/store/bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv' on farm.numtide.com:50051
UACFirmware> elastic-arm-c7c4897b: building bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv
UACFirmware> 
UACFirmware> ***
UACFirmware> In order to install the Kinect Audio Firmware, you need to download the
UACFirmware> non-redistributable firmware from Microsoft.
UACFirmware> The firmware is available at https://download.microsoft.com/download/F/9/9/F99791F2-D5BE-478A-B77A-830AD14950C3/KinectSDK-v1.0-beta2-x86.msi and the license at https://www.microsoft.com/en-us/legal/terms-of-use .
UACFirmware> Save the file as UACFirmware and use "nix-prefetch-url file://$PWD/UACFirmware" to
UACFirmware> add it to the Nix store.
UACFirmware> 
UACFirmware> ***
UACFirmware> 
bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv: elastic-arm-c7c4897b: error: Cannot build '/nix/store/bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv'., asking the scheduler again
building '/nix/store/bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv' on farm.numtide.com:50051
UACFirmware> elastic-arm-c7c4897b: building bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv
UACFirmware> 
UACFirmware> ***
UACFirmware> In order to install the Kinect Audio Firmware, you need to download the
UACFirmware> non-redistributable firmware from Microsoft.
UACFirmware> The firmware is available at https://download.microsoft.com/download/F/9/9/F99791F2-D5BE-478A-B77A-830AD14950C3/KinectSDK-v1.0-beta2-x86.msi and the license at https://www.microsoft.com/en-us/legal/terms-of-use .
UACFirmware> Save the file as UACFirmware and use "nix-prefetch-url file://$PWD/UACFirmware" to
UACFirmware> add it to the Nix store.
UACFirmware> 
UACFirmware> ***
UACFirmware> 
bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv: elastic-arm-c7c4897b: error: Cannot build '/nix/store/bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv'., asking the scheduler again
building '/nix/store/bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv' on farm.numtide.com:50051
UACFirmware> elastic-arm-c7c4897b: building bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv
UACFirmware> 
UACFirmware> ***
UACFirmware> In order to install the Kinect Audio Firmware, you need to download the
UACFirmware> non-redistributable firmware from Microsoft.
UACFirmware> The firmware is available at https://download.microsoft.com/download/F/9/9/F99791F2-D5BE-478A-B77A-830AD14950C3/KinectSDK-v1.0-beta2-x86.msi and the license at https://www.microsoft.com/en-us/legal/terms-of-use .
UACFirmware> Save the file as UACFirmware and use "nix-prefetch-url file://$PWD/UACFirmware" to
UACFirmware> add it to the Nix store.
UACFirmware> 
UACFirmware> ***
UACFirmware> 
bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv: elastic-arm-c7c4897b: error: Cannot build '/nix/store/bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv'., asking the scheduler again
building '/nix/store/bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv' on farm.numtide.com:50051
UACFirmware> elastic-arm-c7c4897b: building bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv
UACFirmware> 
UACFirmware> ***
UACFirmware> In order to install the Kinect Audio Firmware, you need to download the
UACFirmware> non-redistributable firmware from Microsoft.
UACFirmware> The firmware is available at https://download.microsoft.com/download/F/9/9/F99791F2-D5BE-478A-B77A-830AD14950C3/KinectSDK-v1.0-beta2-x86.msi and the license at https://www.microsoft.com/en-us/legal/terms-of-use .
UACFirmware> Save the file as UACFirmware and use "nix-prefetch-url file://$PWD/UACFirmware" to
UACFirmware> add it to the Nix store.
UACFirmware> 
UACFirmware> ***
UACFirmware> 
bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv: elastic-arm-c7c4897b: error: Cannot build '/nix/store/bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv'., asking the scheduler again
building '/nix/store/bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv' on farm.numtide.com:50051
UACFirmware> elastic-arm-c7c4897b: building bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv
UACFirmware> 
UACFirmware> ***
UACFirmware> In order to install the Kinect Audio Firmware, you need to download the
UACFirmware> non-redistributable firmware from Microsoft.
UACFirmware> The firmware is available at https://download.microsoft.com/download/F/9/9/F99791F2-D5BE-478A-B77A-830AD14950C3/KinectSDK-v1.0-beta2-x86.msi and the license at https://www.microsoft.com/en-us/legal/terms-of-use .
UACFirmware> Save the file as UACFirmware and use "nix-prefetch-url file://$PWD/UACFirmware" to
UACFirmware> add it to the Nix store.
UACFirmware> 
UACFirmware> ***
UACFirmware> 
bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv: elastic-arm-c7c4897b: error: Cannot build '/nix/store/bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv'., asking the scheduler again
building '/nix/store/bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv' on farm.numtide.com:50051
UACFirmware> elastic-arm-c7c4897b: building bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv
UACFirmware> 
UACFirmware> ***
UACFirmware> In order to install the Kinect Audio Firmware, you need to download the
UACFirmware> non-redistributable firmware from Microsoft.
UACFirmware> The firmware is available at https://download.microsoft.com/download/F/9/9/F99791F2-D5BE-478A-B77A-830AD14950C3/KinectSDK-v1.0-beta2-x86.msi and the license at https://www.microsoft.com/en-us/legal/terms-of-use .
UACFirmware> Save the file as UACFirmware and use "nix-prefetch-url file://$PWD/UACFirmware" to
UACFirmware> add it to the Nix store.
UACFirmware> 
UACFirmware> ***
UACFirmware> 
bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv: elastic-arm-c7c4897b: error: Cannot build '/nix/store/bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv'., asking the scheduler again
building '/nix/store/bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv' on farm.numtide.com:50051
UACFirmware> elastic-arm-c7c4897b: building bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv
UACFirmware> 
UACFirmware> ***
UACFirmware> In order to install the Kinect Audio Firmware, you need to download the
UACFirmware> non-redistributable firmware from Microsoft.
UACFirmware> The firmware is available at https://download.microsoft.com/download/F/9/9/F99791F2-D5BE-478A-B77A-830AD14950C3/KinectSDK-v1.0-beta2-x86.msi and the license at https://www.microsoft.com/en-us/legal/terms-of-use .
UACFirmware> Save the file as UACFirmware and use "nix-prefetch-url file://$PWD/UACFirmware" to
UACFirmware> add it to the Nix store.
UACFirmware> 
UACFirmware> ***
UACFirmware> 
bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv: elastic-arm-c7c4897b: error: Cannot build '/nix/store/bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv'., asking the scheduler again
building '/nix/store/bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv' on farm.numtide.com:50051
UACFirmware> elastic-arm-c7c4897b: building bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv
UACFirmware> 
UACFirmware> ***
UACFirmware> In order to install the Kinect Audio Firmware, you need to download the
UACFirmware> non-redistributable firmware from Microsoft.
UACFirmware> The firmware is available at https://download.microsoft.com/download/F/9/9/F99791F2-D5BE-478A-B77A-830AD14950C3/KinectSDK-v1.0-beta2-x86.msi and the license at https://www.microsoft.com/en-us/legal/terms-of-use .
UACFirmware> Save the file as UACFirmware and use "nix-prefetch-url file://$PWD/UACFirmware" to
UACFirmware> add it to the Nix store.
UACFirmware> 
UACFirmware> ***
UACFirmware> 
bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv: elastic-arm-c7c4897b: error: Cannot build '/nix/store/bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv'., asking the scheduler again
error: build of '/nix/store/bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.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=22&system=aarch64-linux' failed: gave up after 9 reschedules
error: Cannot build '/nix/store/bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/320xd0cfv72d3gnf97iiyhn4scb8zqcr-UACFirmware
error: build of resolved derivation '/nix/store/bzgirbjw1k3pynpr3nszq35gnpbldzqr-UACFirmware.drv' failed
error: Cannot build '/nix/store/9ngi614v23yaj15d5h9mqay2j6dpjbmy-kinect-audio-setup-0.5.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/syhi1sk7n60b0bk8n748yrdswws4xz5f-kinect-audio-setup-0.5