this derivation will be built:
  /nix/store/hbbkhfixawszry0ffva6mbl6f7ds4icn-kubernetes-1.18.20.drv
building '/nix/store/hbbkhfixawszry0ffva6mbl6f7ds4icn-kubernetes-1.18.20.drv'
kubernetes-1.18.20> structuredAttrs is enabled
kubernetes-1.18.20> Running phase: unpackPhase
kubernetes-1.18.20> unpacking source archive /nix/store/prlacsrl4ma41rhwnx54ihpqf3696v3r-source
kubernetes-1.18.20> source root is source
kubernetes-1.18.20> Running phase: patchPhase
kubernetes-1.18.20> applying patch /nix/store/0rdyhkymn5n6c2fw740l33raginbgbn9-fixup-addonmanager-lib-path.patch
kubernetes-1.18.20> can't find file to patch at input line 3
kubernetes-1.18.20> Perhaps you used the wrong -p or --strip option?
kubernetes-1.18.20> The text leading up to this was:
kubernetes-1.18.20> --------------------------
kubernetes-1.18.20> |--- a/cluster/addons/addon-manager/kube-addons-main.sh
kubernetes-1.18.20> |+++ b/cluster/addons/addon-manager/kube-addons-main.sh
kubernetes-1.18.20> --------------------------
kubernetes-1.18.20> File to patch: 
kubernetes-1.18.20> Skip this patch? [y] 
kubernetes-1.18.20> Skipping patch.
kubernetes-1.18.20> 1 out of 1 hunk ignored
error: Cannot build '/nix/store/hbbkhfixawszry0ffva6mbl6f7ds4icn-kubernetes-1.18.20.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/j9fmc2xbq08bir7mzbd3v7nfrhf2xv3a-kubernetes-1.18.20
         /nix/store/m8rjybl7licqr43hnrkvhpwngs2qrmy5-kubernetes-1.18.20-man
         /nix/store/sqkiaf3fiygsgvpm2c53hgyj8qns4j9f-kubernetes-1.18.20-pause
       Last 17 log lines:
       > structuredAttrs is enabled
       > Running phase: unpackPhase
       > unpacking source archive /nix/store/prlacsrl4ma41rhwnx54ihpqf3696v3r-source
       > source root is source
       > Running phase: patchPhase
       > applying patch /nix/store/0rdyhkymn5n6c2fw740l33raginbgbn9-fixup-addonmanager-lib-path.patch
       > can't find file to patch at input line 3
       > Perhaps you used the wrong -p or --strip option?
       > The text leading up to this was:
       > --------------------------
       > |--- a/cluster/addons/addon-manager/kube-addons-main.sh
       > |+++ b/cluster/addons/addon-manager/kube-addons-main.sh
       > --------------------------
       > File to patch:
       > Skip this patch? [y]
       > Skipping patch.
       > 1 out of 1 hunk ignored
       For full logs, run:
         nix log /nix/store/hbbkhfixawszry0ffva6mbl6f7ds4icn-kubernetes-1.18.20.drv