In Ubuntu 18.04 the subdirectories are not created individually

[skytreader]

Instead of bin, exec, and lib being created, their names are concatenated into one directory name:

$ gconftool-2 -t bool -s /apps/gnome-terminal/profiles/Default/login_shell true
$ curl -sL https://raw.githubusercontent.com/brainsik/virtualenv-burrito/master/virtualenv-burrito.sh | $SHELL
Downloading virtualenv-burrito command
/bin/sh: 110: cannot create /home/cestioco/.venvburrito/bin/virtualenv-burrito: Directory nonexistent
$ ll .venvburrito/
total 12
drwxr-xr-x  3 cestioco LinuxLocalAdmins 4096 Jun  5 14:42 ./
drwxr-xr-x 32 cestioco LinuxLocalAdmins 4096 Jun  5 14:42 ../
drwxr-xr-x  3 cestioco LinuxLocalAdmins 4096 Jun  5 14:42 {bin,libexec,lib/
$ lsb_release -c
Codename:	bionic
$