these 2 derivations will be built:
  /nix/store/gka5s7qyfqbixdi0cqf9jx80hf7x9jfk-source.drv
  /nix/store/q54wl1d7vzlzzvp031fqi34fsi9akw1m-skills-1.5.21.drv
building '/nix/store/iflrcyixa9dnijvzpv3hp6ksl7gbgqhd-source.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/iflrcyixa9dnijvzpv3hp6ksl7gbgqhd-source.drv'
source> structuredAttrs is enabled
source> 
source> trying https://registry.npmjs.org/skills/-/skills-1.5.21.tgz
source>   % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
source>                                  Dload  Upload  Total   Spent   Left   Speed
source> 100 122.5k 100 122.5k   0      0  2.45M      0                              0
source> unpacking source archive /nix/var/nix/builds/nix-11371-1604072032/skills-1.5.21.tgz
building '/nix/store/q54wl1d7vzlzzvp031fqi34fsi9akw1m-skills-1.5.21.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/q54wl1d7vzlzzvp031fqi34fsi9akw1m-skills-1.5.21.drv'
skills-1.5.21> Using versionCheckHook
skills-1.5.21> Running phase: unpackPhase
skills-1.5.21> unpacking source archive /nix/store/g6p75b7iw9j173q6pnlmnjlc04pb812v-source
skills-1.5.21> source root is source
skills-1.5.21> Running phase: patchPhase
skills-1.5.21> Running phase: updateAutotoolsGnuConfigScriptsPhase
skills-1.5.21> Running phase: configurePhase
skills-1.5.21> no configure script, doing nothing
skills-1.5.21> Running phase: buildPhase
skills-1.5.21> no Makefile or custom buildPhase, doing nothing
skills-1.5.21> Running phase: installPhase
skills-1.5.21> Running phase: fixupPhase
skills-1.5.21> checking for references to /nix/var/nix/builds/nix-11403-3481107428/ in /nix/store/qcr5bm1lzf9lgiqis3hfsgnhzs40apkg-skills-1.5.21...
skills-1.5.21> patching script interpreter paths in /nix/store/qcr5bm1lzf9lgiqis3hfsgnhzs40apkg-skills-1.5.21
skills-1.5.21> /nix/store/qcr5bm1lzf9lgiqis3hfsgnhzs40apkg-skills-1.5.21/libexec/skills/bin/cli.mjs: interpreter directive changed from "#!/usr/bin/env node" to "/nix/store/65mlrm3ha0crp7d6rvngsi68lgzi2qlv-nodejs-24.18.0/bin/node"
skills-1.5.21> /nix/store/qcr5bm1lzf9lgiqis3hfsgnhzs40apkg-skills-1.5.21/libexec/skills/dist/cli.mjs: interpreter directive changed from "#!/usr/bin/env node" to "/nix/store/65mlrm3ha0crp7d6rvngsi68lgzi2qlv-nodejs-24.18.0/bin/node"
skills-1.5.21> /nix/store/qcr5bm1lzf9lgiqis3hfsgnhzs40apkg-skills-1.5.21/libexec/skills/node_modules/yaml/bin.mjs: interpreter directive changed from "#!/usr/bin/env node" to "/nix/store/65mlrm3ha0crp7d6rvngsi68lgzi2qlv-nodejs-24.18.0/bin/node"
skills-1.5.21> stripping (with command strip and flags -S) in  /nix/store/qcr5bm1lzf9lgiqis3hfsgnhzs40apkg-skills-1.5.21/libexec /nix/store/qcr5bm1lzf9lgiqis3hfsgnhzs40apkg-skills-1.5.21/bin
skills-1.5.21> making symlink relative: /nix/store/qcr5bm1lzf9lgiqis3hfsgnhzs40apkg-skills-1.5.21/bin/add-skill
skills-1.5.21> Running phase: installCheckPhase
skills-1.5.21> Executing versionCheckPhase
skills-1.5.21> Did not find version 1.5.21 in the output of the command /nix/store/qcr5bm1lzf9lgiqis3hfsgnhzs40apkg-skills-1.5.21/bin/skills --version
skills-1.5.21> node:internal/modules/package_json_reader:301
skills-1.5.21>   throw new ERR_MODULE_NOT_FOUND(packageName, fileURLToPath(base), null);
skills-1.5.21>         ^
skills-1.5.21> 
skills-1.5.21> Error [ERR_MODULE_NOT_FOUND]: Cannot find package 'tar' imported from {{storeDir}}/libexec/skills/dist/cli.mjs
skills-1.5.21>     at Object.getPackageJSONURL (node:internal/modules/package_json_reader:301:9)
skills-1.5.21>     at packageResolve (node:internal/modules/esm/resolve:768:81)
skills-1.5.21>     at moduleResolve (node:internal/modules/esm/resolve:859:18)
skills-1.5.21>     at defaultResolve (node:internal/modules/esm/resolve:992:11)
skills-1.5.21>     at #cachedDefaultResolve (node:internal/modules/esm/loader:701:20)
skills-1.5.21>     at #resolveAndMaybeBlockOnLoaderThread (node:internal/modules/esm/loader:721:38)
skills-1.5.21>     at ModuleLoader.resolveSync (node:internal/modules/esm/loader:759:56)
skills-1.5.21>     at #resolve (node:internal/modules/esm/loader:683:17)
skills-1.5.21>     at ModuleLoader.getOrCreateModuleJob (node:internal/modules/esm/loader:603:35)
skills-1.5.21>     at ModuleJob.syncLink (node:internal/modules/esm/module_job:163:33) {
skills-1.5.21>   code: 'ERR_MODULE_NOT_FOUND'
skills-1.5.21> }
skills-1.5.21> 
skills-1.5.21> Node.js v24.18.0
skills-1.5.21> Did not find version 1.5.21 in the output of the command /nix/store/qcr5bm1lzf9lgiqis3hfsgnhzs40apkg-skills-1.5.21/bin/skills --help
skills-1.5.21> node:internal/modules/package_json_reader:301
skills-1.5.21>   throw new ERR_MODULE_NOT_FOUND(packageName, fileURLToPath(base), null);
skills-1.5.21>         ^
skills-1.5.21> 
skills-1.5.21> Error [ERR_MODULE_NOT_FOUND]: Cannot find package 'tar' imported from {{storeDir}}/libexec/skills/dist/cli.mjs
skills-1.5.21>     at Object.getPackageJSONURL (node:internal/modules/package_json_reader:301:9)
skills-1.5.21>     at packageResolve (node:internal/modules/esm/resolve:768:81)
skills-1.5.21>     at moduleResolve (node:internal/modules/esm/resolve:859:18)
skills-1.5.21>     at defaultResolve (node:internal/modules/esm/resolve:992:11)
skills-1.5.21>     at #cachedDefaultResolve (node:internal/modules/esm/loader:701:20)
skills-1.5.21>     at #resolveAndMaybeBlockOnLoaderThread (node:internal/modules/esm/loader:721:38)
skills-1.5.21>     at ModuleLoader.resolveSync (node:internal/modules/esm/loader:759:56)
skills-1.5.21>     at #resolve (node:internal/modules/esm/loader:683:17)
skills-1.5.21>     at ModuleLoader.getOrCreateModuleJob (node:internal/modules/esm/loader:603:35)
skills-1.5.21>     at ModuleJob.syncLink (node:internal/modules/esm/module_job:163:33) {
skills-1.5.21>   code: 'ERR_MODULE_NOT_FOUND'
skills-1.5.21> }
skills-1.5.21> 
skills-1.5.21> Node.js v24.18.0
error: build of '/nix/store/q54wl1d7vzlzzvp031fqi34fsi9akw1m-skills-1.5.21.drv' on 'ssh-ng://customer@mac02.m.ntd.one' failed: Cannot build '/nix/store/q54wl1d7vzlzzvp031fqi34fsi9akw1m-skills-1.5.21.drv'.
       Reason: builder failed with exit code 2.
       Output paths:
         /nix/store/qcr5bm1lzf9lgiqis3hfsgnhzs40apkg-skills-1.5.21
       Last 25 log lines:
       >     at ModuleJob.syncLink (node:internal/modules/esm/module_job:163:33) {
       >   code: 'ERR_MODULE_NOT_FOUND'
       > }
       >
       > Node.js v24.18.0
       > Did not find version 1.5.21 in the output of the command /nix/store/qcr5bm1lzf9lgiqis3hfsgnhzs40apkg-skills-1.5.21/bin/skills --help
       > node:internal/modules/package_json_reader:301
       >   throw new ERR_MODULE_NOT_FOUND(packageName, fileURLToPath(base), null);
       >         ^
       >
       > Error [ERR_MODULE_NOT_FOUND]: Cannot find package 'tar' imported from {{storeDir}}/libexec/skills/dist/cli.mjs
       >     at Object.getPackageJSONURL (node:internal/modules/package_json_reader:301:9)
       >     at packageResolve (node:internal/modules/esm/resolve:768:81)
       >     at moduleResolve (node:internal/modules/esm/resolve:859:18)
       >     at defaultResolve (node:internal/modules/esm/resolve:992:11)
       >     at #cachedDefaultResolve (node:internal/modules/esm/loader:701:20)
       >     at #resolveAndMaybeBlockOnLoaderThread (node:internal/modules/esm/loader:721:38)
       >     at ModuleLoader.resolveSync (node:internal/modules/esm/loader:759:56)
       >     at #resolve (node:internal/modules/esm/loader:683:17)
       >     at ModuleLoader.getOrCreateModuleJob (node:internal/modules/esm/loader:603:35)
       >     at ModuleJob.syncLink (node:internal/modules/esm/module_job:163:33) {
       >   code: 'ERR_MODULE_NOT_FOUND'
       > }
       >
       > Node.js v24.18.0
       For full logs, run:
         nix log /nix/store/q54wl1d7vzlzzvp031fqi34fsi9akw1m-skills-1.5.21.drv
error: Cannot build '/nix/store/q54wl1d7vzlzzvp031fqi34fsi9akw1m-skills-1.5.21.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/qcr5bm1lzf9lgiqis3hfsgnhzs40apkg-skills-1.5.21