Guix

jay@submarine ~ [2]> guix install hello
guix install: warning: Consider running 'guix pull' followed by
'guix package -u' to get up-to-date packages and security updates.

The following package will be installed:
   hello	2.10	/gnu/store/md2plii4g5sk66wg9cgwc964l3xwhrm9-hello-2.10

substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0%
The following derivation will be built:
   /gnu/store/77abcr2mzv0rq3y33jys250pqi6zb9qn-profile.drv
68,1 MB will be downloaded:
   /gnu/store/gza8djv7fmxh60pdh8jkkjj7shy3mnsz-module-import-compiled
   /gnu/store/5dnkbi6zchkisgwx2914k0iafllcvv93-freetype-2.9.1
   /gnu/store/1fl9vk8fpafkws4qyy25vcdfpybxyh1k-guile-2.0.14
   /gnu/store/55m57xamf980iymccl9k26k4an0ynf7d-libpng-1.6.34
   /gnu/store/c7sm7sn3yccffpggxrrfipqcn4wz3vfw-libpng-1.6.37
   /gnu/store/d84nbv6r94i8ixvz7f6g22pwdyvnnx6g-module-import
   /gnu/store/sw8vw31fnmfrjhb32sxvvy0yxrx9s1hc-mkfontscale-1.2.1
   /gnu/store/3rgvdjy72vqsv45f85b0phpirnzxb4w2-mkfontdir-1.0.7
   /gnu/store/r658y3cgpnf99nxjxqgjiaizx20ac4k0-guile-2.2.4
   /gnu/store/md2plii4g5sk66wg9cgwc964l3xwhrm9-hello-2.10
   /gnu/store/94r26r4vbrqd1f4qahzikzhdkzv2126l-module-import-compiled
   /gnu/store/hq0mz4p13znlb7zazzgvm9hf2j3vqsia-guile-gdbm-ffi-20120209.fa1d5b6
   /gnu/store/dlm7i6w4z5rfigf10l26r5648isalf2r-module-import-compiled
   /gnu/store/4qvhdr4d4wzcdid2hkg5wanw1269nnkx-module-import
   /gnu/store/syp239hi3xjgxdm8r4hvhhzh67i5ixgl-module-import-compiled
   /gnu/store/94k5w17z54w25lgp90czdqfv9m4hwzhq-glibc-utf8-locales-2.28
   /gnu/store/r7dmaiczxb4vikn9644hsxmnh0sjyjg1-texinfo-6.5
   /gnu/store/q09sy224qnxrp982z4xfaxi19721mjx8-gzip-1.9
   /gnu/store/ism9qw00d9gdhlhiankg72cik02bpnfm-module-import-compiled
   /gnu/store/h90vnqw0nwd0hhm1l5dgxsdrigddfmq4-glibc-2.28
   /gnu/store/j74aabxwayjl9yfyrm6ni482gykxq48b-bzip2-1.0.6
   /gnu/store/nq4lsyipmfb0q7g26ra45rwwqrh3x8zw-zlib-1.2.11
   /gnu/store/q19l04vd2za80mk1845pz7r8cz29qk43-bash-minimal-4.4.23
   /gnu/store/xyiyf12w4i7zf5g5b4ah0bi1mmd6i8xa-pkg-config-0.29.2
   /gnu/store/04vqghzmpqzxpd94h1q931xpmazp5s7g-libgc-7.6.6
   /gnu/store/36113mczasb8616f9wyd337k3fkm3506-libatomic-ops-7.6.6
   /gnu/store/hdwl1lwx0w6s1lmllla9w6yzxblwdp1g-libunistring-0.9.10
   /gnu/store/mrzq0vrb7h5dzvp18qrzky0az712rcvr-gmp-6.1.2
   /gnu/store/vd35w7c44njixcagxqyqpd81frc3ngpz-libffi-3.2.1
   /gnu/store/zk7047byh5yk7qsi8shbnqlz64qsiy8x-libltdl-2.4.6
   /gnu/store/lfc9rq12c8001kl584any2pma80gr9x3-libfontenc-1.1.4
   /gnu/store/0h9x3hqqh4fx52735a7mykqm7mdkqnf4-libgc-7.6.6
   /gnu/store/4jh61hq9b4pv1bjqimafcv2w1c20cqrc-libatomic-ops-7.6.6
   /gnu/store/b7pbksdw7f1x4faimd2xmgpcipsrp9ns-libffi-3.2.1
   /gnu/store/g3az3q22hmlqwwzqjv4vqfrhcfl88a2s-libunistring-0.9.10
   /gnu/store/w967m83560ik61vqv0v8aw3b0avb0hng-libltdl-2.4.6
   /gnu/store/wsq5x6sizjq8ggyfydccv1hcsciy40wi-gmp-6.1.2
   /gnu/store/y249ycgfvg0p83hwpwf5nbn1aghjcc9n-pkg-config-0.29.2
   /gnu/store/ly9h8d8ychiqj5i8wl14cbmfvk6k2fyn-gdbm-1.18
   /gnu/store/4h03mp5nggsblscs6j0n7s6sbpfy6kxh-ncurses-6.1
   /gnu/store/5s2nib1lrd2101bbrivcl17kjx1mspw6-coreutils-8.30
   /gnu/store/dna8kpb00kq176rz8x69yy4j33my2q55-perl-5.28.0
   /gnu/store/02k245xy33cvcnr8vm3lagm9zmb1s2wa-grep-3.1
The following grafts will be made:
   /gnu/store/3x42c8gphp0lzgcvr23yfa3rbjlyqdbd-mkfontdir-1.0.7.drv
   /gnu/store/9z5sqc0kz80dh47hmfccm340zfm5556x-mkfontscale-1.2.1.drv
   /gnu/store/ivighhym2js9xpj77c27qg4gfw16xxwr-freetype-2.9.1.drv
The following profile hooks will be built:
   /gnu/store/ric7jvi3j3gb9cr0ic7vjaar2vh8lkzd-manual-database.drv
   /gnu/store/12j9fxnbw2pwfqikhhw3pkn4a6n33m05-info-dir.drv
   /gnu/store/iszfawwx7iw9850icvnmmwqsg4dkijaq-ca-certificate-bundle.drv
   /gnu/store/xi478q4zwi6h34n2hhagd0s9bg4psv0d-fonts-dir.drv
downloading from https://ci.guix.gnu.org/nar/gzip/94k5w17z54w25lgp90czdqfv9m4hwzhq-glibc-utf8-locales-2.28...
Backtrace:
          16 (apply-smob/1 #<catch-closure 55a23f134240>)
In ice-9/boot-9.scm:
    705:2 15 (call-with-prompt _ _ #<procedure default-prompt-handle…>)
In ice-9/eval.scm:
    619:8 14 (_ #(#(#<directory (guile-user) 55a23f1ea140>)))
In guix/ui.scm:
  1747:12 13 (run-guix-command _ . _)
In ice-9/boot-9.scm:
    829:9 12 (catch _ _ #<procedure 7f1ce2486910 at guix/ui.scm:703…> …)
    829:9 11 (catch _ _ #<procedure 7f1ce2486928 at guix/ui.scm:826…> …)
In guix/scripts/package.scm:
   915:10 10 (_)
In guix/status.scm:
    768:4  9 (call-with-status-report _ _)
In guix/scripts/package.scm:
   923:14  8 (_)
   161:13  7 (build-and-use-profile #<store-connection 256.99 55a23…> …)
In guix/store.scm:
  1203:15  6 (_ #<store-connection 256.99 55a23f655ea0> _ _)
   718:13  5 (process-stderr _ _)
In unknown file:
           4 (display "@ download-progress /gnu/store/94k5w17z54w25…" …)
In guix/status.scm:
   691:16  3 (write! _ _ _)
    605:6  2 (_ (download-progress "/gnu/store/94k5w17z54w25lgp9…" …) …)
In guix/progress.scm:
    200:5  1 (display-download-progress "glibc-utf8-locales-2.28" # # …)
In srfi/srfi-19.scm:
    420:2  0 (time-difference! #<time type: time-tai nanosecond: 75…> …)

srfi/srfi-19.scm:420:2: In procedure time-difference!:
In procedure time-difference!: TIME-ERROR type incompatible-time-types: (#<time type: time-tai nanosecond: 752050000 second: 1563902468> . #<time type: time-monotonic nanosecond: 744844000 second: 1563902468>)
jay@submarine ~ [1]>
jay@submarine ~ [1]> guix describe
guix describe: error: failed to determine origin
hint: Perhaps this `guix' command was not obtained with `guix pull'? Its version string is 1.0.1.

jay@submarine ~ [1]>