this derivation will be built:
  /nix/store/gmsfvmay6pmb1rfpq8v5z4ap6f9b9pj8-zfs-dedup-0.1.0.drv
building '/nix/store/gmsfvmay6pmb1rfpq8v5z4ap6f9b9pj8-zfs-dedup-0.1.0.drv'
zfs-dedup-0.1.0> tribuchet: building on jamie
zfs-dedup-0.1.0> Running phase: unpackPhase
zfs-dedup-0.1.0> unpacking source archive /nix/store/a1lmbv4nfay0lh4h7na119i4ilh0kf5x-g37hvcmbzbqdac44zjcflxh49lljlm0h-source
zfs-dedup-0.1.0> source root is g37hvcmbzbqdac44zjcflxh49lljlm0h-source
zfs-dedup-0.1.0> Executing cargoSetupPostUnpackHook