gistfile1.txt

error: --- EvalError -------------------------------------------------------------------- nix-instantiate
at: (10:27) in file: /home/grahamc/projects/github.com/grahamc/packet-nixos/nix/overlay.nix

     9|
    10|   buildResholvedPackage = (
      |                           ^
    11|     self.callPackage sources.resholved {}

attribute 'resholvedPackage' missing
---------------------------------------------- show-trace -----------------------------------------------
trace: while evaluating the attribute 'buildResholvedPackage'
at: (10:3) in file: /home/grahamc/projects/github.com/grahamc/packet-nixos/nix/overlay.nix

     9|
    10|   buildResholvedPackage = (
      |   ^
    11|     self.callPackage sources.resholved {}

trace: while evaluating the attribute 'buildCommand' of the derivation 'doinstall'
at: (7:7) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/pkgs/build-support/trivial-builders.nix

     6|     stdenv.mkDerivation ({
     7|       name = lib.strings.sanitizeDerivationName name;
      |       ^
     8|       inherit buildCommand;

trace: while evaluating the attribute 'value'
at: (338:44) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   337|       defnsByName' = byName "config" (module: value:
   338|           [{ inherit (module) file; inherit value; }]
      |                                            ^
   339|         ) configs;

trace: while evaluating 'dischargeProperties'
at: (549:25) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   548|   */
   549|   dischargeProperties = def:
      |                         ^
   550|     if def._type or "" == "merge" then

trace: from call site
at: (478:137) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   477|         defs' = concatMap (m:
   478|           map (value: { inherit (m) file; inherit value; }) (builtins.addErrorContext "while evaluating definitions from `${m.file}':" (dischargeProperties m.value))
      |                                                                                                                                         ^
   479|         ) defs;

trace: while evaluating definitions from `/home/grahamc/projects/github.com/grahamc/packet-nixos/base.nix':
trace: while evaluating anonymous lambda
at: (477:28) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   476|         # Process mkMerge and mkIf properties.
   477|         defs' = concatMap (m:
      |                            ^
   478|           map (value: { inherit (m) file; inherit value; }) (builtins.addErrorContext "while evaluating definitions from `${m.file}':" (dischargeProperties m.value))

trace: from call site
at: (477:17) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   476|         # Process mkMerge and mkIf properties.
   477|         defs' = concatMap (m:
      |                 ^
   478|           map (value: { inherit (m) file; inherit value; }) (builtins.addErrorContext "while evaluating definitions from `${m.file}':" (dischargeProperties m.value))

trace: while evaluating the attribute 'values'
at: (590:7) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   589|     in {
   590|       values = concatMap (def: if getPrio def == highestPrio then [(strip def)] else []) defs;
      |       ^
   591|       inherit highestPrio;

trace: while evaluating the attribute 'values'
at: (491:9) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   490|       in {
   491|         values = defs''';
      |         ^
   492|         inherit (defs'') highestPrio;

trace: while evaluating the attribute 'mergedValue'
at: (497:5) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   496|     # Type-check the remaining definitions, and merge them. Or throw if no definitions.
   497|     mergedValue =
      |     ^
   498|       if isDefined then

trace: while evaluating the option `systemd.services.doinstall.script':
trace: while evaluating the attribute 'value'
at: (465:9) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   464|     in warnDeprecation opt //
   465|       { value = builtins.addErrorContext "while evaluating the option `${showOption loc}':" value;
      |         ^
   466|         inherit (res.defsFinal') highestPrio;

trace: while evaluating anonymous lambda
at: (98:72) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

    97|           # For definitions that have an associated option
    98|           declaredConfig = mapAttrsRecursiveCond (v: ! isOption v) (_: v: v.value) options;
      |                                                                        ^
    99|

trace: from call site
at: (279:20) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/attrsets.nix

   278|               then recurse (path ++ [name]) value
   279|               else f (path ++ [name]) value;
      |                    ^
   280|         in mapAttrs g set;

trace: while evaluating 'g'
at: (276:19) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/attrsets.nix

   275|           g =
   276|             name: value:
      |                   ^
   277|             if isAttrs value && cond value

trace: from call site
trace: while evaluating the attribute 'script'
trace: while evaluating the attribute 'condition'
at: (633:14) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   632|     { _type = "if";
   633|       inherit condition content;
      |              ^
   634|     };

trace: while evaluating the attribute 'condition'
at: (633:14) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   632|     { _type = "if";
   633|       inherit condition content;
      |              ^
   634|     };

trace: while evaluating 'dischargeProperties'
at: (549:25) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   548|   */
   549|   dischargeProperties = def:
      |                         ^
   550|     if def._type or "" == "merge" then

trace: from call site
at: (478:137) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   477|         defs' = concatMap (m:
   478|           map (value: { inherit (m) file; inherit value; }) (builtins.addErrorContext "while evaluating definitions from `${m.file}':" (dischargeProperties m.value))
      |                                                                                                                                         ^
   479|         ) defs;

trace: while evaluating definitions from `/nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/nixos/modules/system/boot/systemd.nix':
trace: while evaluating anonymous lambda
at: (477:28) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   476|         # Process mkMerge and mkIf properties.
   477|         defs' = concatMap (m:
      |                            ^
   478|           map (value: { inherit (m) file; inherit value; }) (builtins.addErrorContext "while evaluating definitions from `${m.file}':" (dischargeProperties m.value))

trace: from call site
at: (477:17) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   476|         # Process mkMerge and mkIf properties.
   477|         defs' = concatMap (m:
      |                 ^
   478|           map (value: { inherit (m) file; inherit value; }) (builtins.addErrorContext "while evaluating definitions from `${m.file}':" (dischargeProperties m.value))

trace: while evaluating the attribute 'values'
at: (590:7) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   589|     in {
   590|       values = concatMap (def: if getPrio def == highestPrio then [(strip def)] else []) defs;
      |       ^
   591|       inherit highestPrio;

trace: while evaluating the attribute 'values'
at: (491:9) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   490|       in {
   491|         values = defs''';
      |         ^
   492|         inherit (defs'') highestPrio;

trace: while evaluating the attribute 'mergedValue'
at: (497:5) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   496|     # Type-check the remaining definitions, and merge them. Or throw if no definitions.
   497|     mergedValue =
      |     ^
   498|       if isDefined then

trace: while evaluating the option `systemd.services.doinstall.serviceConfig':
trace: while evaluating the attribute 'value'
at: (465:9) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   464|     in warnDeprecation opt //
   465|       { value = builtins.addErrorContext "while evaluating the option `${showOption loc}':" value;
      |         ^
   466|         inherit (res.defsFinal') highestPrio;

trace: while evaluating anonymous lambda
at: (98:72) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

    97|           # For definitions that have an associated option
    98|           declaredConfig = mapAttrsRecursiveCond (v: ! isOption v) (_: v: v.value) options;
      |                                                                        ^
    99|

trace: from call site
at: (279:20) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/attrsets.nix

   278|               then recurse (path ++ [name]) value
   279|               else f (path ++ [name]) value;
      |                    ^
   280|         in mapAttrs g set;

trace: while evaluating 'g'
at: (276:19) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/attrsets.nix

   275|           g =
   276|             name: value:
      |                   ^
   277|             if isAttrs value && cond value

trace: from call site
trace: while evaluating the attribute 'serviceConfig.Type'
trace: while evaluating 'optional'
at: (254:20) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/lists.nix

   253|   */
   254|   optional = cond: elem: if cond then [elem] else [];
      |                    ^
   255|

trace: from call site
at: (891:10) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/nixos/modules/system/boot/systemd.nix

   890|         restart = service.serviceConfig.Restart or "no";
   891|       in optional
      |          ^
   892|       (type == "oneshot" && (restart == "always" || restart == "on-success"))

trace: while evaluating anonymous lambda
at: (887:51) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/nixos/modules/system/boot/systemd.nix

   886|
   887|     warnings = concatLists (mapAttrsToList (name: service:
      |                                                   ^
   888|       let

trace: from call site
at: (234:16) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/attrsets.nix

   233|   mapAttrsToList = f: attrs:
   234|     map (name: f name attrs.${name}) (attrNames attrs);
      |                ^
   235|

trace: while evaluating anonymous lambda
at: (234:10) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/attrsets.nix

   233|   mapAttrsToList = f: attrs:
   234|     map (name: f name attrs.${name}) (attrNames attrs);
      |          ^
   235|

trace: from call site
trace: while evaluating the attribute 'value'
at: (338:44) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   337|       defnsByName' = byName "config" (module: value:
   338|           [{ inherit (module) file; inherit value; }]
      |                                            ^
   339|         ) configs;

trace: while evaluating 'dischargeProperties'
at: (549:25) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   548|   */
   549|   dischargeProperties = def:
      |                         ^
   550|     if def._type or "" == "merge" then

trace: from call site
at: (478:137) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   477|         defs' = concatMap (m:
   478|           map (value: { inherit (m) file; inherit value; }) (builtins.addErrorContext "while evaluating definitions from `${m.file}':" (dischargeProperties m.value))
      |                                                                                                                                         ^
   479|         ) defs;

trace: while evaluating definitions from `/nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/nixos/modules/system/boot/systemd.nix':
trace: while evaluating anonymous lambda
at: (477:28) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   476|         # Process mkMerge and mkIf properties.
   477|         defs' = concatMap (m:
      |                            ^
   478|           map (value: { inherit (m) file; inherit value; }) (builtins.addErrorContext "while evaluating definitions from `${m.file}':" (dischargeProperties m.value))

trace: from call site
at: (477:17) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   476|         # Process mkMerge and mkIf properties.
   477|         defs' = concatMap (m:
      |                 ^
   478|           map (value: { inherit (m) file; inherit value; }) (builtins.addErrorContext "while evaluating definitions from `${m.file}':" (dischargeProperties m.value))

trace: while evaluating the attribute 'values'
at: (590:7) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   589|     in {
   590|       values = concatMap (def: if getPrio def == highestPrio then [(strip def)] else []) defs;
      |       ^
   591|       inherit highestPrio;

trace: while evaluating the attribute 'values'
at: (491:9) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   490|       in {
   491|         values = defs''';
      |         ^
   492|         inherit (defs'') highestPrio;

trace: while evaluating the attribute 'mergedValue'
at: (497:5) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   496|     # Type-check the remaining definitions, and merge them. Or throw if no definitions.
   497|     mergedValue =
      |     ^
   498|       if isDefined then

trace: while evaluating the option `warnings':
trace: while evaluating the attribute 'value'
at: (465:9) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

   464|     in warnDeprecation opt //
   465|       { value = builtins.addErrorContext "while evaluating the option `${showOption loc}':" value;
      |         ^
   466|         inherit (res.defsFinal') highestPrio;

trace: while evaluating anonymous lambda
at: (98:72) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/modules.nix

    97|           # For definitions that have an associated option
    98|           declaredConfig = mapAttrsRecursiveCond (v: ! isOption v) (_: v: v.value) options;
      |                                                                        ^
    99|

trace: from call site
at: (279:20) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/attrsets.nix

   278|               then recurse (path ++ [name]) value
   279|               else f (path ++ [name]) value;
      |                    ^
   280|         in mapAttrs g set;

trace: while evaluating 'g'
at: (276:19) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/attrsets.nix

   275|           g =
   276|             name: value:
      |                   ^
   277|             if isAttrs value && cond value

trace: from call site
trace: while evaluating the attribute 'warnings'
trace: while evaluating 'fold''
at: (55:15) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/lists.nix

    54|       len = length list;
    55|       fold' = n:
      |               ^
    56|         if n == len

trace: from call site
at: (59:8) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/lists.nix

    58|         else op (elemAt list n) (fold' (n + 1));
    59|     in fold' 0;
      |        ^
    60|

trace: while evaluating 'foldr'
at: (52:20) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/lists.nix

    51|   */
    52|   foldr = op: nul: list:
      |                    ^
    53|     let

trace: from call site
at: (302:33) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/trivial.nix

   301|
   302|   showWarnings = warnings: res: lib.fold (w: x: warn w x) res warnings;
      |                                 ^
   303|

trace: while evaluating 'showWarnings'
at: (302:28) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/trivial.nix

   301|
   302|   showWarnings = warnings: res: lib.fold (w: x: warn w x) res warnings;
      |                            ^
   303|

trace: from call site
at: (125:10) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/nixos/modules/system/activation/top-level.nix

   124|     then throw "\nFailed assertions:\n${concatStringsSep "\n" (map (x: "- ${x}") failedAssertions)}"
   125|     else showWarnings config.warnings baseSystem;
      |          ^
   126|

trace: while evaluating 'fold''
at: (55:15) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/lists.nix

    54|       len = length list;
    55|       fold' = n:
      |               ^
    56|         if n == len

trace: from call site
at: (59:8) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/lists.nix

    58|         else op (elemAt list n) (fold' (n + 1));
    59|     in fold' 0;
      |        ^
    60|

trace: while evaluating 'foldr'
at: (52:20) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/lib/lists.nix

    51|   */
    52|   foldr = op: nul: list:
      |                    ^
    53|     let

trace: from call site
at: (128:12) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/nixos/modules/system/activation/top-level.nix

   127|   # Replace runtime dependencies
   128|   system = fold ({ oldDependency, newDependency }: drv:
      |            ^
   129|       pkgs.replaceDependency { inherit oldDependency newDependency drv; }

trace: while evaluating the attribute 'system.build.toplevel'
at: (293:5) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/nixos/modules/system/activation/top-level.nix

   292|
   293|     system.build.toplevel = system;
      |     ^
   294|

trace: while evaluating the attribute 'exportReferencesGraph' of the derivation 'closure-info'
at: (14:3) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/pkgs/build-support/closure-info.nix

    13| stdenv.mkDerivation {
    14|   name = "closure-info";
      |   ^
    15|

trace: while evaluating the attribute 'closureInfo' of the derivation 'iso-manifest-squashfs-manifests'
at: (7:7) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/pkgs/build-support/trivial-builders.nix

     6|     stdenv.mkDerivation ({
     7|       name = lib.strings.sanitizeDerivationName name;
      |       ^
     8|       inherit buildCommand;

trace: while evaluating the attribute 'exportReferencesGraph' of the derivation 'initrd'
at: (27:10) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/pkgs/build-support/kernel/make-initrd.nix

    26| in stdenvNoCC.mkDerivation rec {
    27|   inherit name;
      |          ^
    28|

trace: while evaluating anonymous lambda
at: (31:19) in file: /nix/store/bp13kk8wvwfi9m3gwi5x73m8qi5ildlw-netboot.nix-src/pkgs/pxescript/default.nix

    30|           (
    31|             name: path: ''
      |                   ^
    32|               test -f "$(realpath "${path}")"

trace: from call site
trace: while evaluating the attribute 'buildCommand' of the derivation 'netboot'
at: (7:7) in file: /nix/store/qsl9hdm97zv881c9jcw57zxirsnmclm5-1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/pkgs/build-support/trivial-builders.nix

     6|     stdenv.mkDerivation ({
     7|       name = lib.strings.sanitizeDerivationName name;
      |       ^
     8|       inherit buildCommand;

trace: while evaluating the attribute 'buildCommand' of the derivation 'all-pxe-images-with-tarball'
at: (7:7) in file: /nix/store/1w9f1ff5p673089a6pr3499frs7ybghz-nixpkgs-nixos-20.09-d105075a1fd870b1d1617a6008cb38b443e65433/pkgs/build-support/trivial-builders.nix

     6|     stdenv.mkDerivation ({
     7|       name = lib.strings.sanitizeDerivationName name;
      |       ^
     8|       inherit buildCommand;