rclone: err=cache open file failed: open /path/to/cache no such file or directory (rclone mount)

What is your rclone version (eg output from rclone -V)

rclone v1.38-DEV
os/arch: linux/amd64
go version: go1.9.1

Which OS you are using and how many bits (eg Windows 7, 64 bit)

Fedora 27 x64

Which cloud storage system are you using? (eg Google Drive)

Google Drive

The command you were trying to run (eg rclone copy /tmp remote:tmp)

rclone mount -vv --allow-other --default-permissions --cache-mode writes --bwlimit=200K --log-file=/tmp/rclone.log gd: $1 +gocryptfs

2017/11/25 12:02:07 DEBUG : &{Wintermute/ece9etyShgx1rMhi029Piw/tuHKLE2e32EvxQgR0AcsQOnBACsVWohFLHNAf0TTFojxBW_wabmxTCzfo0H7Us5eEit-ccdL3Z-Ka1qQBOswjg/GeGRTQefIRg4rVrvQ6Lv_g (rw)}: >Read: read=0, err=cache open file failed: open /home/user/.cache/rclone/vfs/gd/Wintermute/ece9etyShgx1rMhi029Piw/tuHKLE2e32EvxQgR0AcsQOnBACsVWohFLHNAf0TTFojxBW_wabmxTCzfo0H7Us5eEit-ccdL3Z-Ka1qQBOswjg/GeGRTQefIRg4rVrvQ6Lv_g: no such file or directory

Copying directories with Midnite Commander (mc) to the mount. I got the above after a while. Retrying the copy op in mc results in repetition of the error in the log.

I wonder if this is could be cache eviction related due to the bandwidth limit set to a low value? Log attached.

log.txt