this derivation will be built:
  /nix/store/h0n4b9q8dw7s1vcddf24mxiqnygg7z63-harmonia-llvm-cov-3.2.0.drv
Failed to find a machine for remote build!
derivation: h0n4b9q8dw7s1vcddf24mxiqnygg7z63-harmonia-llvm-cov-3.2.0.drv
required (system, features): (aarch64-linux, [])
1 available machines:
(systems, maxjobs, supportedFeatures, mandatoryFeatures)
([aarch64-darwin, x86_64-darwin], 8, [big-parallel, recursive-nix], [])
error: Cannot build '/nix/store/h0n4b9q8dw7s1vcddf24mxiqnygg7z63-harmonia-llvm-cov-3.2.0.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/p6k3pb9g6sb59j3z5gb6brvmh5snxx6j-harmonia-llvm-cov-3.2.0
       Last 25 log lines:
       >    Compiling harmonia-utils-hash v0.0.0-alpha.0 (/build/source/harmonia-utils-hash)
       >    Compiling harmonia-utils-signature v3.2.0 (/build/source/harmonia-utils-signature)
       >    Compiling harmonia-file-nar v3.2.0 (/build/source/harmonia-file-nar)
       >    Compiling harmonia-protocol-derive v3.2.0 (/build/source/harmonia-protocol-derive)
       >    Compiling harmonia-utils-base-encoding v0.0.0-alpha.0 (/build/source/harmonia-utils-base-encoding)
       >    Compiling harmonia-client v3.2.0 (/build/source/harmonia-client)
       >    Compiling harmonia-ssh-store v3.2.0 (/build/source/harmonia-ssh-store)
       >    Compiling harmonia-utils-io v0.0.0-alpha.0 (/build/source/harmonia-utils-io)
       >    Compiling harmonia-file-core v3.2.0 (/build/source/harmonia-file-core)
       >    Compiling harmonia-store-path v3.2.0 (/build/source/harmonia-store-path)
       >    Compiling harmonia-store-content-address v3.2.0 (/build/source/harmonia-store-content-address)
       >    Compiling harmonia-store-fs v3.2.0 (/build/source/harmonia-store-fs)
       >    Compiling harmonia-store-ref-scan v0.0.0-alpha.0 (/build/source/harmonia-store-ref-scan)
       >    Compiling harmonia-store-derivation v0.0.0-alpha.0 (/build/source/harmonia-store-derivation)
       >    Compiling harmonia-store-path-info v3.2.0 (/build/source/harmonia-store-path-info)
       >    Compiling harmonia-store-nar-info v3.2.0 (/build/source/harmonia-store-nar-info)
       >    Compiling harmonia-store-db v3.2.0 (/build/source/harmonia-store-db)
       >    Compiling harmonia-store-aterm v0.0.0-alpha.0 (/build/source/harmonia-store-aterm)
       >    Compiling harmonia-store-build-result v3.2.0 (/build/source/harmonia-store-build-result)
       >    Compiling harmonia-protocol v3.2.0 (/build/source/harmonia-protocol)
       >    Compiling harmonia-store-gc v3.2.0 (/build/source/harmonia-store-gc)
       >    Compiling harmonia-cache v3.2.0 (/build/source/harmonia-cache)
       >    Compiling harmonia-store-remote v3.2.0 (/build/source/harmonia-store-remote)
       >    Compiling harmonia-daemon v3.2.0 (/build/source/harmonia-daemon)
       > tribuchet worker error: build cancelled
       For full logs, run:
         nix log /nix/store/h0n4b9q8dw7s1vcddf24mxiqnygg7z63-harmonia-llvm-cov-3.2.0.drv