--- archive1.tar
+++ archive2.tar
├── file list
│ @@ -1 +1 @@
│ --rw-r--r--   0 lamby     (1000) lamby     (1000)       22 2017-03-19 22:26:58.000000 compressed.gz
│ +-rw-r--r--   0 lamby     (1000) lamby     (1000)       33 2017-03-19 22:27:42.000000 compressed.gz
├── compressed.gz
│ ├── filetype from file(1)
│ │ @@ -1 +1 @@
│ │ -gzip compressed data, max compression, from Unix, original size 2
│ │ +gzip compressed data, was "compressed", last modified: Sun Mar 19 22:27:42 2017, max compression, from Unix, original size 2
│ ├── compressed
│ │ @@ -1 +1 @@
│ │ -a
│ │ +b
