kris@bubbles [04:33:50 PM] [~/test]
-> % nix-shell -p hello                                                                          ~/test

[nix-shell:~/test]$ exit
kris@bubbles [04:33:54 PM] [~/test]
-> % nix-collect-garbage                                                                         ~/test
finding garbage collector roots...
removing stale link from ‘/nix/var/nix/gcroots/auto/6li930nq9wqkmx49i7y3586g8q9wb6rf’ to ‘/run/user/1000/nix-shell.RECA7k/derivation’
removing stale link from ‘/nix/var/nix/gcroots/auto/k4frz8by0511856bjq728kqqrnf28sal’ to ‘/run/user/1000/nix-shell.Ek8Y6h/derivation’
deleting garbage...
deleting ‘/nix/store/lhasl2y8s7lpma53p94sfifdi5i8l7qm-shell.drv’
deleting ‘/nix/store/5yw4pgd64xpdnkvxh662h8k4kgm2w368-hello-2.10.drv’
deleting ‘/nix/store/sva9f12lhn5w1rdrijas0wxnhymp15pv-hello-2.10.tar.gz.drv’
deleting ‘/nix/store/8f6hmxbs3g4p146gxfi53ds91pn8fs95-bash-4.4-p12-info’
deleting ‘/nix/store/s3lcddlxdx03y6j17i8sng7srhcjj8c1-bash-4.4-p12-doc’
deleting ‘/nix/store/trash’
deleting unused links...
note: currently hard linking saves -0.00 MiB
5 store paths deleted, 2.24 MiB freed
kris@bubbles [04:34:14 PM] [~/test]
-> % nix-shell -p hello                                                                          ~/test
kris@bubbles [04:34:46 PM] [~/test]
-> % nix-shell -p hello                                                                          ~/test
these paths will be fetched (0.45 MiB download, 2.20 MiB unpacked):
  /nix/store/8f6hmxbs3g4p146gxfi53ds91pn8fs95-bash-4.4-p12-info
  /nix/store/s3lcddlxdx03y6j17i8sng7srhcjj8c1-bash-4.4-p12-doc
fetching path ‘/nix/store/s3lcddlxdx03y6j17i8sng7srhcjj8c1-bash-4.4-p12-doc’...
fetching path ‘/nix/store/8f6hmxbs3g4p146gxfi53ds91pn8fs95-bash-4.4-p12-info’...

*** Downloading ‘https://cache.nixos.org/nar/013kcshsm2hzpngmrf4izq3ag8s9avrkhz5z8l8mgnxay1lxlz99.nar.xz’ (signed by ‘cache.nixos.org-1’) to ‘/nix/store/s3lcddlxdx03y6j17i8sng7srhcjj8c1-bash-4.4-p12-doc’...

*** Downloading ‘https://cache.nixos.org/nar/04dzl4jlhxhisiby9lyw2k6q2w5ns3xy1h6gfdc14qn649lshy2f.nar.xz’ (signed by ‘cache.nixos.org-1’) to ‘/nix/store/8f6hmxbs3g4p146gxfi53ds91pn8fs95-bash-4.4-p12-info’...
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100  107k  100  107k    0     0   970k      0 --:--:-- --:--:-- --:--:--  980k

100  357k  100  357k    0     0  2522k      0 --:--:-- --:--:-- --:--:-- 2538k


[nix-shell:~/test]$