Comment 17 for bug 1933128

SNAPD_DEBUG=1 snap run etcd.etcdctl version
https://pastebin.canonical.com/p/y3W3BCSyrZ/

sudo snap run --strace='--raw -s 256 -vf' etcd.etcdctl version
execve("/snap/snapd/14066/usr/lib/snapd/snap-confine", ["/snap/snapd/14066/usr/lib/snapd/snap-confine", "--base", "core18", "snap.etcd.etcdctl", "/usr/lib/snapd/snap-exec", "etcd.etcdctl", "version"], ["HOME=/root/snap/etcd/230", "LANG=C.UTF-8", "LOGNAME=root", "LS_COLORS=rs=0:di=01;34:ln=01;36:mh=00:pi=40;33:so=01;35:do=01;35:bd=40;33;01:cd=40;33;01:or=40;31;01:mi=00:su=37;41:sg=30;43:ca=30;41:tw=30;42:ow=34;42:st=37;44:ex=01;32:*.tar=01;31:*.tgz=01;31:*.arc=01;31:*.arj=01;31:*.taz=01;31:*.lha=01;31:*.lz4=01;31:*"..., "MAIL=/var/mail/root", "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/snap/bin", "SHELL=/bin/bash", "SNAP=/snap/etcd/230", "SNAP_ARCH=amd64", "SNAP_COMMON=/var/snap/etcd/common", "SNAP_DATA=/var/snap/etcd/230", "SNAP_INSTANCE_KEY=", "SNAP_INSTANCE_NAME=etcd", "SNAP_LIBRARY_PATH=/var/lib/snapd/lib/gl:/var/lib/snapd/lib/gl32:/var/lib/snapd/void", "SNAP_NAME=etcd", "SNAP_REAL_HOME=/root", "SNAP_REEXEC=", "SNAP_REVISION=230", "SNAP_USER_COMMON=/root/snap/etcd/common", "SNAP_USER_DATA=/root/snap/etcd/230", "SNAP_VERSION=3.4.5", "SUDO_COMMAND=/usr/bin/strace -u root -f -e !select,pselect6,_newselect,clock_gettime,sigaltstack,gettid,gettimeofday,nanosleep -s 256 -vf /snap/snapd/14066/usr/lib/snapd/snap-confine --base core18 snap.etcd.etcdctl /usr/lib/snapd/snap-exec etcd.etcdctl ver"..., "SUDO_GID=0", "SUDO_UID=0", "SUDO_USER=root", "TERM=xterm-256color", "USER=root", "XDG_RUNTIME_DIR=/run/user/0/snap.etcd"]) = -1 EACCES (Permission denied)
/usr/bin/strace: exec: Permission denied
+++ exited with 1 +++
error: exit status 1