Couldn't find host bitbucket.org in the .netrc file; using defaults

This is similar with
https://bitbucket.org/site/master/issue/5232/authentication-failed-for-any-repo
My git config
[core]
repositoryformatversion = 0
filemode = true
bare = false
logallrefupdates = true
[remote "origin"]
url = https://server_ts@bitbucket.org/server_ts/bakkenshop.git\\
fetch = +refs/heads/:refs/remotes/origin/
[branch "master"]
remote = origin
merge = refs/heads/master

GIT_CURL_VERBOSE=1 git push origin --all

• Couldn't find host bitbucket.org in the .netrc file; using defaults
• About to connect() to bitbucket.org port 443 (#0)
• Trying 131.103.20.167.

git push -u origin master
Password:
error: Failed connect to bitbucket.org:443; Operation now in progress while accessing https://server_ts@bitbucket.org/server_ts/bakkenshop.git/info/refs

fatal: HTTP request failed