Starting download of /gnu/store/8b3z1kzr84xjgzb7vgy9hwksccnkw40z-gtkmm-2.24.5.tar.xz
From http://ftp.belnet.be/ftp.gnome.org/sources/gtkmm/2.24/gtkmm-2.24.5.tar.xz...
download failed "http://ftp.belnet.be/ftp.gnome.org/sources/gtkmm/2.24/gtkmm-2.24.5.tar.xz" 404 "Not Found"

Starting download of /gnu/store/8b3z1kzr84xjgzb7vgy9hwksccnkw40z-gtkmm-2.24.5.tar.xz
From http://ftp.linux.org.uk/mirrors/ftp.gnome.org/sources/gtkmm/2.24/gtkmm-2.24.5.tar.xz...
In procedure connect*: Connection timed out

Starting download of /gnu/store/8b3z1kzr84xjgzb7vgy9hwksccnkw40z-gtkmm-2.24.5.tar.xz
From http://ftp.gnome.org/pub/GNOME/sources/gtkmm/2.24/gtkmm-2.24.5.tar.xz...
following redirection to `https://ftp.gnome.org/pub/GNOME/sources/gtkmm/2.24/gtkmm-2.24.5.tar.xz'...
following redirection to `https://download.gnome.org/sources/gtkmm/2.24/gtkmm-2.24.5.tar.xz'...
following redirection to `https://www.mirrorservice.org/sites/ftp.gnome.org/pub/GNOME/sources/gtkmm/2.24/gtkmm-2.24.5.tar.xz'...

 gtkmm-2.24.5.tar.xz  11.5MiB             0B/s 00:00 [                  ]   0.0%
 gtkmm-2.24.5.tar.xz  11.5MiB         1.9MiB/s 00:00 [                  ]   0.5%
 gtkmm-2.24.5.tar.xz  11.5MiB         2.6MiB/s 00:00 [                  ]   5.5%
 gtkmm-2.24.5.tar.xz  11.5MiB         2.6MiB/s 00:00 [#                 ]  10.4%
 gtkmm-2.24.5.tar.xz  11.5MiB         2.6MiB/s 00:01 [##                ]  15.3%
 gtkmm-2.24.5.tar.xz  11.5MiB         2.9MiB/s 00:01 [###               ]  21.8%
 gtkmm-2.24.5.tar.xz  11.5MiB         3.0MiB/s 00:01 [#####             ]  28.3%
 gtkmm-2.24.5.tar.xz  11.5MiB         3.0MiB/s 00:01 [######            ]  34.3%
 gtkmm-2.24.5.tar.xz  11.5MiB         3.1MiB/s 00:02 [#######           ]  40.3%
 gtkmm-2.24.5.tar.xz  11.5MiB         3.2MiB/s 00:02 [########          ]  47.4%
 gtkmm-2.24.5.tar.xz  11.5MiB         3.2MiB/s 00:02 [#########         ]  54.5%
 gtkmm-2.24.5.tar.xz  11.5MiB         3.3MiB/s 00:02 [##########        ]  60.5%
 gtkmm-2.24.5.tar.xz  11.5MiB         3.2MiB/s 00:02 [###########       ]  66.0%
 gtkmm-2.24.5.tar.xz  11.5MiB         3.1MiB/s 00:03 [############      ]  70.9%
 gtkmm-2.24.5.tar.xz  11.5MiB         3.2MiB/s 00:03 [##############    ]  78.5%
 gtkmm-2.24.5.tar.xz  11.5MiB         3.2MiB/s 00:03 [###############   ]  84.5%
 gtkmm-2.24.5.tar.xz  11.5MiB         3.2MiB/s 00:03 [################  ]  89.9%
 gtkmm-2.24.5.tar.xz  11.5MiB         3.2MiB/s 00:03 [################# ]  95.4%
 gtkmm-2.24.5.tar.xz  11.5MiB         3.2MiB/s 00:04 [##################] 100.0%