Supported on MacOS?

Getting the following when trying to use vaultfs on MacOS Sierra. Before I installed vaultfs, I ran brew cask install osxfuse and rebooted my machine.

vaultfs mount ~/vault/ \
  --address="http://localhost:8200" \
  --root="secret" \
  --token="token"
WARN[0000] mlockall() not implemented on this system     error=function not implemented
INFO[0000] creating FUSE client for Vault                address=http://localhost:8200
2018/03/12 14:59:33 mount helper error: OSXFUSE mount version 3.7.1
2018/03/12 14:59:33 mount helper error:
2018/03/12 14:59:33 mount helper error: This program is not meant to be called directly. The OSXFUSE library calls it.
2018/03/12 14:59:33 mount helper error:
2018/03/12 14:59:33 mount helper error: Available mount options:
2018/03/12 14:59:33 mount helper error:     -o allow_other         allow access to others besides the user who mounted
2018/03/12 14:59:33 mount helper error:                            the file system
2018/03/12 14:59:33 mount helper error:     -o allow_recursion     allow a mount point that itself resides on a OSXFUSE
2018/03/12 14:59:33 mount helper error:                            volume (by default, such mounting is disallowed)
2018/03/12 14:59:33 mount helper error:     -o allow_root          allow access to root (can't be used with allow_other)
2018/03/12 14:59:33 mount helper error:     -o auto_xattr          handle extended attributes entirely through ._ files
2018/03/12 14:59:33 mount helper error:     -o blocksize=<size>    specify block size in bytes of "storage"
2018/03/12 14:59:33 mount helper error:     -o daemon_timeout=<s>  timeout in seconds for kernel calls to daemon
2018/03/12 14:59:33 mount helper error:     -o debug               turn on debug information printing
2018/03/12 14:59:33 mount helper error:     -o default_permissions let the kernel handle permission checks locally
2018/03/12 14:59:33 mount helper error:     -o defer_permissions   defer permission checks to file operations themselves
2018/03/12 14:59:33 mount helper error:     -o direct_io           use alternative (direct) path for kernel-user I/O
2018/03/12 14:59:33 mount helper error:     -o extended_security   turn on macOS extended security (ACLs)