A 1.2 GB zip file (ca. 3GB data) is read up to 1GB only (copy to local dir).
Also the listing (recursive glob) can only be done for 1GB data (ca. 1/3 part of complete archive).
Tested zip file:
Filesize: 1271170229
Contents: 101394 files with a summary size of 3304619184 bytes.
Listing with list_zip.tcl
Contents: 35701 files with a summary size of 1062662981 bytes.
Attachment: list_zip.tcl
A similar tcl script for extracting files from zip archive reacts identical.
ZIP file lister