E: gnupg, gnupg2 and gnupg1 do not seem to be installed, but one of them is required for this operation
The command '/bin/sh -c apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 0C49F3730359A14518585931BC711F9BA15703C6' returned a non-zero code: 255
section_end:1551796062:build_script
section_start:1551796062:after_script
+ set -eo pipefail
+ set +o noclobber
+ :
+ eval ''
+ exit 0
++ '[' 2 = 1 ']'
section_end:1551796062:after_script
ERROR: Job failed: exit status 1