Migration stuck

My migration is just stuck sitting there, I have tried several times, even disabled and removed some plugins, cleaned database, the website is only 380 mb – this is what the log says:
[06-Aug-2020 22:56:13 UTC] INFO: Transfer started. Creating archives of files…
[06-Aug-2020 22:56:13 UTC] INFO: Updating transfer id.
[06-Aug-2020 22:56:13 UTC] INFO: Updating transfer psk.
[06-Aug-2020 23:28:57 UTC] INFO: Critical Environment Error
[06-Aug-2020 23:28:58 UTC] ERROR: Array
(
[type] => 1
[message] => Allowed memory size of 134217728 bytes exhausted (tried to allocate 36751440 bytes)
[file] => /home/cbu1hk6aa3kc/public_html/wp-content/plugins/siteground-migrator/includes/class-siteground-migrator-files-service.php
[line] => 340
)

[06-Aug-2020 23:28:59 UTC] INFO: Critical Environment Error
[06-Aug-2020 23:28:59 UTC] ERROR: Array
(
[type] => 1
[message] => Allowed memory size of 134217728 bytes exhausted (tried to allocate 36751440 bytes)
[file] => /home/cbu1hk6aa3kc/public_html/wp-content/plugins/siteground-migrator/includes/class-siteground-migrator-files-service.php
[line] => 340
)

[06-Aug-2020 23:30:45 UTC] INFO: Critical Environment Error
[06-Aug-2020 23:30:45 UTC] ERROR: Array
(
[type] => 1
[message] => Allowed memory size of 134217728 bytes exhausted (tried to allocate 36751440 bytes)
[file] => /home/cbu1hk6aa3kc/public_html/wp-content/plugins/siteground-migrator/includes/class-siteground-migrator-files-service.php
[line] => 340
)

[07-Aug-2020 00:29:44 UTC] INFO: Transfer started. Creating archives of files…
[07-Aug-2020 00:29:44 UTC] INFO: Updating transfer id.
[07-Aug-2020 00:29:44 UTC] INFO: Updating transfer psk.
[07-Aug-2020 00:34:16 UTC] INFO: Transfer started. Creating archives of files…
[07-Aug-2020 00:34:49 UTC] INFO: Critical Environment Error
[07-Aug-2020 00:34:49 UTC] ERROR: Array
(
[type] => 1
[message] => Uncaught PharException: unable to open new phar “/home/cbu1hk6aa3kc/public_html/wp-content/uploads/1596754542-6e579ebb62b9a3f92c275e0044a6bc67e95cc886/plugins/pretty-link.tar” for writing in /home/cbu1hk6aa3kc/public_html/wp-content/plugins/siteground-migrator/includes/class-siteground-migrator-files-service.php:205
Stack trace:
#0 /home/cbu1hk6aa3kc/public_html/wp-content/plugins/siteground-migrator/includes/class-siteground-migrator-files-service.php(205): PharData->buildFromDirectory(‘/home/cbu1hk6aa…’)
#1 /home/cbu1hk6aa3kc/public_html/wp-content/plugins/siteground-migrator/includes/class-siteground-migrator-files-service.php(146): Siteground_Migrator_Files_Service->create_encrypted_archive(‘/plugins/pretty…’)
#2 /home/cbu1hk6aa3kc/public_html/wp-content/plugins/siteground-migrator/includes/class-siteground-migrator-background-process.php(55): Siteground_Migrator_Files_Service->prepare_archives_for_download()
#3 /home/cbu1hk6aa3kc/public_html/wp-content/plugins/siteground-migrator/includes/wp-backgrou
[file] => /home/cbu1hk6aa3kc/public_html/wp-content/plugins/siteground-migrator/includes/class-siteground-migrator-files-service.php
[line] => 205
)

[07-Aug-2020 00:44:56 UTC] INFO: Transfer started. Creating archives of files…
[07-Aug-2020 00:44:56 UTC] INFO: Updating transfer id.
[07-Aug-2020 00:44:56 UTC] INFO: Updating transfer psk.
[07-Aug-2020 00:51:00 UTC] INFO: Transfer started. Creating archives of files…
[07-Aug-2020 00:51:00 UTC] INFO: Updating transfer id.
[07-Aug-2020 00:51:00 UTC] INFO: Updating transfer psk.
[07-Aug-2020 00:57:43 UTC] INFO: Transfer started. Creating archives of files…
[07-Aug-2020 00:59:07 UTC] INFO: Transfer started. Creating archives of files…
[07-Aug-2020 01:07:48 UTC] INFO: Transfer started. Creating archives of files…
[07-Aug-2020 01:07:48 UTC] INFO: Updating transfer id.
[07-Aug-2020 01:07:48 UTC] INFO: Updating transfer psk.

The page I need help with: [log in to see the link]