I'm not seeing this problem on Debian, using mit-scheme 11.2-2.
$ mit-scheme Image saved on Wednesday August 25, 2021 at 11:53:38 AM Release 11.2 || SF || LIAR/x86-64
1 ]=> (vector 1 2 3)
;Value: #(1 2 3)
I'm not seeing this problem on Debian, using mit-scheme 11.2-2.
$ mit-scheme
Image saved on Wednesday August 25, 2021 at 11:53:38 AM
Release 11.2 || SF || LIAR/x86-64
1 ]=> (vector 1 2 3)
;Value: #(1 2 3)