---

title: nix show-derivation sample output

date: 2018-07-25

layout: post

lang: en

eu_categories: nix

---

```nix
$ nix show-derivation /nix/store/zzz9cl2ly0mb2njr7vwa5528fxmn29m8-combofont-0.2.drv
{
  "/nix/store/zzz9cl2ly0mb2njr7vwa5528fxmn29m8-combofont-0.2.drv": {
    "outputs": {
      "out": {
        "path": "/nix/store/dc897j29s5pl5mcw064n5b07bydacfm5-combofont-0.2",
        "hashAlgo": "r:sha1",
        "hash": "06be9cab7176fe6d99dd773315d9ec5c62f6a71b"
      }
    },
    "inputSrcs": [
      "/nix/store/b6ill8amfg0gki49zapm4asrrw9zzgz9-builder.sh"
    ],
    "inputDrvs": {
      "/nix/store/3s0crp8826gwvfap6kjjyh9a7wq92awk-stdenv.drv": [
        "out"
      ],
      "/nix/store/fafsh2hx1xxqgm8gwkj3bw3czz6dcvvw-mirrors-list.drv": [
        "out"
      ],
      "/nix/store/qqla9sd8p8qwgl2a1wpn75bwp2vw70mm-bash-4.4-p12.drv": [
        "out"
      ],
      "/nix/store/v8fxvb0wlsa5pmrfawa3dg501mglw43c-curl-7.59.0.drv": [
        "dev"
      ]
    },
    "platform": "x86_64-linux",
    "builder": "/nix/store/lw7xaqhakk0i1c631m3cvac3x4lc5gr5-bash-4.4-p12/bin/bash",
    "args": [
      "-e",
      "/nix/store/b6ill8amfg0gki49zapm4asrrw9zzgz9-builder.sh"
    ],
    "env": {
      "buildInputs": "",
      "builder": "/nix/store/lw7xaqhakk0i1c631m3cvac3x4lc5gr5-bash-4.4-p12/bin/bash",
      "configureFlags": "",
      "curlOpts": "",
      "depsBuildBuild": "",
      "depsBuildBuildPropagated": "",
      "depsBuildTarget": "",
      "depsBuildTargetPropagated": "",
      "depsHostBuild": "",
      "depsHostBuildPropagated": "",
      "depsTargetTarget": "",
      "depsTargetTargetPropagated": "",
      "downloadToTemp": "1",
      "executable": "",
      "impureEnvVars": "http_proxy https_proxy ftp_proxy all_proxy no_proxy NIX_CURL_FLAGS NIX_HASHED_MIRRORS NIX_CONNECT_TIMEOUT NIX_MIRRORS_apache NIX_MIRRORS_bioc NIX_MIRRORS_bitlbee NIX_MIRRORS_cpan NIX_MIRRORS_debian NIX_MIRRORS_fedora NIX_MIRRORS_gcc NIX_MIRRORS_gentoo NIX_MIRRORS_gnome NIX_MIRRORS_gnu NIX_MIRRORS_gnupg NIX_MIRRORS_hackage NIX_MIRRORS_hashedMirrors NIX_MIRRORS_imagemagick NIX_MIRRORS_kde NIX_MIRRORS_kernel NIX_MIRRORS_maven NIX_MIRRORS_metalab NIX_MIRRORS_mozilla NIX_MIRRORS_mysql NIX_MIRRORS_oldsuse NIX_MIRRORS_openbsd NIX_MIRRORS_opensuse NIX_MIRRORS_postgresql NIX_MIRRORS_pypi NIX_MIRRORS_roy NIX_MIRRORS_sagemath NIX_MIRRORS_samba NIX_MIRRORS_savannah NIX_MIRRORS_sourceforge NIX_MIRRORS_sourceforgejp NIX_MIRRORS_steamrt NIX_MIRRORS_ubuntu NIX_MIRRORS_xfce NIX_MIRRORS_xorg",
      "mirrorsFile": "/nix/store/36pk3fz566c2zj6bj8qy7gxl1z14xc4f-mirrors-list",
      "name": "combofont-0.2",
      "nativeBuildInputs": "/nix/store/hgv54iw72sgpqmzgv30s6gsfc4rd4wzp-curl-7.59.0-dev",
      "out": "/nix/store/dc897j29s5pl5mcw064n5b07bydacfm5-combofont-0.2",
      "outputHash": "3fkzcqjwxkciacvpvncnvzknf6mrrgh6",
      "outputHashAlgo": "sha1",
      "outputHashMode": "recursive",
      "postFetch": "mkdir \"$out\";tar -xf $downloadedFile \\\n  '--strip-components=0' \\\n  -C \"$out\" --anchored --exclude=tlpkg --keep-old-files\n",
      "preferHashedMirrors": "1",
      "preferLocalBuild": "1",
      "propagatedBuildInputs": "",
      "propagatedNativeBuildInputs": "",
      "showURLs": "",
      "stdenv": "/nix/store/i3kgk0nibrbpgmzdwdfi2ym50i8m3lww-stdenv",
      "system": "x86_64-linux",
      "urls": "http://146.185.144.154/texlive-2017/combofont.tar.xz http://gateway.ipfs.io/ipfs/QmRLK45EC828vGXv5YDaBsJBj2LjMjjA2ReLVrXsasRzy7/texlive-2017/combofont.tar.xz"
    }
  }
}
```