these 28 derivations will be built:
  /nix/store/8ddhxvli270pv476mhm00za9r01zhisx-source.drv
  /nix/store/mbdg13wbgngcb84fsb4qz98wvbc723qq-concord-mcp-pnpm-deps.drv
  /nix/store/fc06pzfl01gd4cxcsx9wc8a9vzwlrnwx-concord-mcp-0.20.0.drv
  /nix/store/03b5cwfbhkylbm0rcrza7x5d2xc0pmc4-claude-code-mcp.json.drv
  /nix/store/j7ykqgaycnkj7jyr5bp5lml702dmgvds-home-manager-path.drv
  /nix/store/jndwxyd9rd52ardraz4l796xlfymxjs4-user-environment.drv
  /nix/store/aqd37cd3ah1lisw1pvbwgk5wl9d1kcwr-codex-managed-hooks.drv
  /nix/store/kwvkz0yc2h2z7qc1cqm0zm1l3qys3waq-etc-codex-requirements.toml.drv
  /nix/store/g1x2g30hy8v3ffzwai6m6g25qk4gbn0r-codex-config.drv
  /nix/store/59lh89icxxafr6fz5szv3kah83a23kja-codex-config.toml.drv
  /nix/store/xwxyn9a68cbgkm9177sk1s7gkbs204pv-antigravity-cli-mcp-config.json.drv
  /nix/store/d917pbiwm0vdb2xks8pkkpb0vlj9wsd3-activation-script.drv
  /nix/store/79qhsnavy4qmv2j2sfwfpz6dgsjrckyd-github-copilot-cli-mcp-config.json.drv
  /nix/store/g10i77fby3ncjbiyg9s25wnc5a7jccq9-hm_copilothooksconcord.json.drv
  /nix/store/h8z502x5wgb9fwz40qb26m213x0b9ddg-opencode.json.drv
  /nix/store/hszn9ahxvd81nws1zfz8ywxhcbz9y89c-hm_.geminiconfighooks.json.drv
  /nix/store/mipn58icnxsfrm661ifp5flhnvg12qwc-hm_hmfontconfigfonts.xml.drv
  /nix/store/rnrwgkdgkl6v52dav72c8f0fmrc2m9wb-claude-code-hm-plugin.drv
  /nix/store/z5ag15jaw7gjxkqrymgfypqb10in0q18-mcp.json.drv
  /nix/store/zfdcrp60b581zk12jbpsj9iasx720873-claude-code-concord-relay.drv
  /nix/store/jwzh0c7kvz9mp4p2606931vvwyrcrq14-home-manager-files.drv
  /nix/store/kj6ainqlpr1sjvsgjsapvafx3p25c2kb-hm-putter.json.drv
  /nix/store/pdrjdnrxvw5hk1mm7w5jzc7prniy2zx2-home-manager-generation.drv
  /nix/store/49yklvwpwfmgqak7lk5pkmglazk3ympv-unit-home-manager-pschmitt.service.drv
  /nix/store/lymlzi70xp4qw73yqp16k1vcpqb9q8b8-system-units.drv
  /nix/store/8ipbpab0fpbjz91qln5h90nickgg2ziv-etc.drv
  /nix/store/1hh4h2hdfkcz4hqm9b0ylgyg9j4hl1ld-activate.drv
  /nix/store/2fqiyrl58sjzd8xlmcr7jq20r66ghgh1-nixos-system-x13-26.11.20261103.1d06008.drv
building '/nix/store/8ddhxvli270pv476mhm00za9r01zhisx-source.drv'
source> structuredAttrs is enabled
source> 
source> trying https://github.com/Get-Concord-AI/concord-mcp/archive/v0.20.0.tar.gz
source>   % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
source>                                  Dload  Upload  Total   Spent   Left   Speed
source> 
source>   0      0   0      0   0      0      0      0                              0
source>   0      0   0      0   0      0      0      0                              0
source>   0      0   0      0   0      0      0      0                              0
source> 
source>   0      0   0      0   0      0      0      0                              0
source> 100  1.30M 100  1.30M   0      0  2.34M      0                              0
source> 100  1.30M 100  1.30M   0      0  2.34M      0                              0
source> 100  1.30M 100  1.30M   0      0  2.34M      0                              0
source> unpacking source archive /build/download.tar.gz
error: hash mismatch in fixed-output derivation '/nix/store/8ddhxvli270pv476mhm00za9r01zhisx-source.drv':
         specified: sha256-ocI6BbYxJinZOiY4MSjZmWnT4o2bLVWBqJxZ5AkFP3k=
            got:    sha256-xGge5VUxx9MqBlF9WJHZIumtkEalmj+5kE8jxaMGDtM=
error: Cannot build '/nix/store/mbdg13wbgngcb84fsb4qz98wvbc723qq-concord-mcp-pnpm-deps.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/5sy76pcmirx1ipj08xjvbmrk3ymk07kf-concord-mcp-pnpm-deps
error: Cannot build '/nix/store/fc06pzfl01gd4cxcsx9wc8a9vzwlrnwx-concord-mcp-0.20.0.drv'.
       Reason: 2 dependencies failed.
       Output paths:
         /nix/store/ibvc040p4gxcks5bw9aiwlp20m7ldzyk-concord-mcp-0.20.0
error: Cannot build '/nix/store/xwxyn9a68cbgkm9177sk1s7gkbs204pv-antigravity-cli-mcp-config.json.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/lb6q7pqzlp9zc5pq5b784vfac2k8kjvr-antigravity-cli-mcp-config.json
error: Cannot build '/nix/store/zfdcrp60b581zk12jbpsj9iasx720873-claude-code-concord-relay.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/l8jz1ra4vliqym62m8vjh96n50rx4837-claude-code-concord-relay
error: Cannot build '/nix/store/03b5cwfbhkylbm0rcrza7x5d2xc0pmc4-claude-code-mcp.json.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/b3r5byg1zag131dy7lvnlzvzzsf25632-claude-code-mcp.json
error: Cannot build '/nix/store/g1x2g30hy8v3ffzwai6m6g25qk4gbn0r-codex-config.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/vwb4rxn9phj72h1wkfs8f3zamaz3yqjz-codex-config
error: Cannot build '/nix/store/aqd37cd3ah1lisw1pvbwgk5wl9d1kcwr-codex-managed-hooks.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/rz9bwarafl60xk5rslkx8pnq28lb6h12-codex-managed-hooks
error: Cannot build '/nix/store/79qhsnavy4qmv2j2sfwfpz6dgsjrckyd-github-copilot-cli-mcp-config.json.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/3i5w94ikaski6llybq2gszsjkl9005fp-github-copilot-cli-mcp-config.json
error: Cannot build '/nix/store/hszn9ahxvd81nws1zfz8ywxhcbz9y89c-hm_.geminiconfighooks.json.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/i2mcr8i4fmgdd7hlb4fklh10rwvsnjkp-hm_.geminiconfighooks.json
error: Cannot build '/nix/store/g10i77fby3ncjbiyg9s25wnc5a7jccq9-hm_copilothooksconcord.json.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/pq09qf9hmylb6g5sfkwvdjac0v1j1syx-hm_copilothooksconcord.json
error: Cannot build '/nix/store/j7ykqgaycnkj7jyr5bp5lml702dmgvds-home-manager-path.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/kpj68kqs5psll2609hm7frppvij387f1-home-manager-path
error: Cannot build '/nix/store/z5ag15jaw7gjxkqrymgfypqb10in0q18-mcp.json.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/r0cfn6iysbxv40jiwxp1xpcdib7f1hxi-mcp.json
error: Cannot build '/nix/store/h8z502x5wgb9fwz40qb26m213x0b9ddg-opencode.json.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/mbkrragrbn3c68r2i1m2zyfc4l435bni-opencode.json
error: Cannot build '/nix/store/rnrwgkdgkl6v52dav72c8f0fmrc2m9wb-claude-code-hm-plugin.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/h5zhaljcbvsnpvhfly1z89gy0kgfq49b-claude-code-hm-plugin
error: Cannot build '/nix/store/59lh89icxxafr6fz5szv3kah83a23kja-codex-config.toml.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/yql2mw7zkaqbzpaha000fmpf3v5j84ls-codex-config.toml
error: Cannot build '/nix/store/kwvkz0yc2h2z7qc1cqm0zm1l3qys3waq-etc-codex-requirements.toml.drv'.
       Reason: 2 dependencies failed.
       Output paths:
         /nix/store/jz0ilzzm30c9i3ayizw81qqff4gmkbxx-etc-codex-requirements.toml
error: Cannot build '/nix/store/mipn58icnxsfrm661ifp5flhnvg12qwc-hm_hmfontconfigfonts.xml.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/0dcqvk8w9y6xgmxbk7mblndn45kc64wb-hm_hmfontconfigfonts.xml
error: Cannot build '/nix/store/jndwxyd9rd52ardraz4l796xlfymxjs4-user-environment.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/mz41hv612kpgz8yx1379070s1a7paj7w-user-environment
error: Cannot build '/nix/store/d917pbiwm0vdb2xks8pkkpb0vlj9wsd3-activation-script.drv'.
       Reason: 2 dependencies failed.
       Output paths:
         /nix/store/bgqrl9b7wiclz1nx1bizizkw337za7kn-activation-script
error: Cannot build '/nix/store/jwzh0c7kvz9mp4p2606931vvwyrcrq14-home-manager-files.drv'.
       Reason: 10 dependencies failed.
       Output paths:
         /nix/store/yblbxh5w4npf7jwnlmf1wbqpi650c4ij-home-manager-files
error: Cannot build '/nix/store/kj6ainqlpr1sjvsgjsapvafx3p25c2kb-hm-putter.json.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/2s0sb92gpbic43fhdyvg2yjcs6xw40zs-hm-putter.json
error: Cannot build '/nix/store/pdrjdnrxvw5hk1mm7w5jzc7prniy2zx2-home-manager-generation.drv'.
       Reason: 4 dependencies failed.
       Output paths:
         /nix/store/jmc6cfcivkln96prmxvy2y9wjbfd6cpg-home-manager-generation
error: Cannot build '/nix/store/49yklvwpwfmgqak7lk5pkmglazk3ympv-unit-home-manager-pschmitt.service.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/7d8lcvb8w54rb8pvsf8v2294p60vk2p6-unit-home-manager-pschmitt.service
error: Cannot build '/nix/store/lymlzi70xp4qw73yqp16k1vcpqb9q8b8-system-units.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/i8n9dl1s9qazk6pr4b7lvn9k92snznyj-system-units
error: Cannot build '/nix/store/8ipbpab0fpbjz91qln5h90nickgg2ziv-etc.drv'.
       Reason: 3 dependencies failed.
       Output paths:
         /nix/store/7jahbfwjvxdv5i4zlx07ygnmprfp8jhh-etc
error: Cannot build '/nix/store/1hh4h2hdfkcz4hqm9b0ylgyg9j4hl1ld-activate.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/3yg5kgimmq9yxf6m0w6hci0pzskx51qr-activate
error: Cannot build '/nix/store/2fqiyrl58sjzd8xlmcr7jq20r66ghgh1-nixos-system-x13-26.11.20261103.1d06008.drv'.
       Reason: 2 dependencies failed.
       Output paths:
         /nix/store/yrx3kwhv5ycjghm3cvpfsbbwx1dsm8sr-nixos-system-x13-26.11.20261103.1d06008