dokku --trace version

root@dev:~# which dokku
/usr/bin/dokku
root@dev:~# dokku --trace version
-bash: /usr/local/bin/dokku: No such file or directory
root@dev:~# /usr/bin/dokku --trace version
+ case "$(lsb_release -si)" in
++ lsb_release -si
+ export DOKKU_DISTRO=ubuntu
+ DOKKU_DISTRO=ubuntu
+ export DOKKU_IMAGE=gliderlabs/herokuish
+ DOKKU_IMAGE=gliderlabs/herokuish
+ export DOKKU_LIB_ROOT=/var/lib/dokku
+ DOKKU_LIB_ROOT=/var/lib/dokku
+ export PLUGIN_PATH=/var/lib/dokku/plugins
+ PLUGIN_PATH=/var/lib/dokku/plugins
+ export PLUGIN_AVAILABLE_PATH=/var/lib/dokku/plugins/available
+ PLUGIN_AVAILABLE_PATH=/var/lib/dokku/plugins/available
+ export PLUGIN_ENABLED_PATH=/var/lib/dokku/plugins/enabled
+ PLUGIN_ENABLED_PATH=/var/lib/dokku/plugins/enabled
+ export PLUGIN_CORE_PATH=/var/lib/dokku/core-plugins
+ PLUGIN_CORE_PATH=/var/lib/dokku/core-plugins
+ export PLUGIN_CORE_AVAILABLE_PATH=/var/lib/dokku/core-plugins/available
+ PLUGIN_CORE_AVAILABLE_PATH=/var/lib/dokku/core-plugins/available
+ export PLUGIN_CORE_ENABLED_PATH=/var/lib/dokku/core-plugins/enabled
+ PLUGIN_CORE_ENABLED_PATH=/var/lib/dokku/core-plugins/enabled
+ export DOKKU_API_VERSION=1
+ DOKKU_API_VERSION=1
+ export DOKKU_NOT_IMPLEMENTED_EXIT=10
+ DOKKU_NOT_IMPLEMENTED_EXIT=10
+ export DOKKU_VALID_EXIT=0
+ DOKKU_VALID_EXIT=0
+ export DOKKU_LOGS_DIR=/var/log/dokku
+ DOKKU_LOGS_DIR=/var/log/dokku
+ export DOKKU_EVENTS_LOGFILE=/var/log/dokku/events.log
+ DOKKU_EVENTS_LOGFILE=/var/log/dokku/events.log
+ export DOKKU_CONTAINER_LABEL=dokku
+ DOKKU_CONTAINER_LABEL=dokku
+ export DOKKU_GLOBAL_RUN_ARGS=--label=dokku
+ DOKKU_GLOBAL_RUN_ARGS=--label=dokku
+ source /var/lib/dokku/core-plugins/available/common/functions
++ set -eo pipefail
++ [[ -n 1 ]]
++ set -x
+ parse_args version
+ declare 'desc=top-level cli arg parser'
+ local next_index=1
+ local skip=false
+ args=("$@")
+ local args
+ for arg in '"$@"'
+ false
+ case "$arg" in
+ local next_index=2
+ return 0
+ args=("$@")
+ [[ version =~ ^--.* ]]
+ has_tty
+ declare 'desc=return 0 if we have a tty'
++ /usr/bin/tty
+ [[ /dev/pts/0 == \n\o\t\ \a\ \t\t\y ]]
+ return 0
++ id -un
+ [[ dokku != \d\o\k\k\u ]]
++ id -un
+ [[ dokku != \r\o\o\t ]]
+ [[ version =~ ^plugin:.* ]]
+ [[ -n '' ]]
+ dokku_auth version
+ declare 'desc=calls user-auth plugin trigger'
+ export SSH_USER=root
+ SSH_USER=root
+ export SSH_NAME=default
+ SSH_NAME=default
+ plugn trigger user-auth root default version
+ source /var/lib/dokku/core-plugins/available/common/functions
++ set -eo pipefail
++ [[ -n 1 ]]
++ set -x
+ [[ ! -n '' ]]
+ return 0
+ case "$1" in
+ execute_dokku_cmd version
+ declare 'desc=executes dokku sub-commands'
+ local PLUGIN_NAME=version
+ local PLUGIN_CMD=version
+ local implemented=0
+ local script
+ argv=("$@")
+ local argv
+ case "$PLUGIN_NAME" in
+ local PLUGIN_NAME=00_dokku-standard
++ readlink -f /var/lib/dokku/plugins/enabled/00_dokku-standard
+ [[ /var/lib/dokku/core-plugins/available/00_dokku-standard == *core-plugins* ]]
+ [[ version == \v\e\r\s\i\o\n ]]
+ shift 1
+ [[ ! -z '' ]]
+ set -- version
+ [[ -x /var/lib/dokku/plugins/enabled/00_dokku-standard/subcommands/default ]]
+ [[ -x /var/lib/dokku/plugins/enabled/00_dokku-standard/subcommands/version ]]
+ /var/lib/dokku/plugins/enabled/00_dokku-standard/subcommands/version version
+ source /var/lib/dokku/core-plugins/available/common/functions
++ set -eo pipefail
++ [[ -n 1 ]]
++ set -x
+ dokku_version_cmd version
+ declare 'desc=prints dokku version'
+ local cmd=version
+ cat /home/dokku/VERSION
0.6.0
+ implemented=1
+ [[ 1 -eq 0 ]]
+ [[ 1 -eq 0 ]]