# Failed test '200 OK'
# at t/description.t line 57.
# got: '404'
# expected: '200'
# Failed test 'has value for JSON Pointer "/errors"'
# at t/description.t line 57.
...
# Failed test 'exact match for JSON Pointer "/errors/1/code"'
# at t/description.t line 57.
# got: undef
# expected: 'user_defined_err'
# Looks like you failed 7 tests of 8.
t/description.t ..........
Dubious, test returned 7 (wstat 1792, 0x700)
Failed 7/8 subtests
...
# Failed test '200 OK'
# at t/synopsis.t line 31.
# got: '404'
# expected: '200'
# Failed test 'exact match for JSON Pointer "/errors/0/code"'
# at t/synopsis.t line 31.
# got: undef
# expected: 'first_error'
# Failed test 'exact match for JSON Pointer "/errors/1/code"'
# at t/synopsis.t line 31.
# got: undef
# expected: 'second_error'
# Failed test 'exact match for JSON Pointer "/errors/1/more"'
# at t/synopsis.t line 31.
# got: undef
# expected: 'detail'
# Looks like you failed 4 tests of 5.
t/synopsis.t .............
Dubious, test returned 4 (wstat 1024, 0x400)
Failed 4/5 subtests
Possibly this happens if Mojolicious 9.11 or newer is installed.