Job Failed #3878511738 - /binusr/bin/env: bad interpreter: No such file or directory

Job #3878511738 failed for b94bf466:

$ test -f support/ci/display_debugging && support/ci/display_debugging
$ support/ci/verify-pristine
/usr/bin/bash: support/ci/verify-pristine: /binusr/bin/env: bad interpreter: No such file or directory