stylelint: "Error: Column width must be greater than 0." on OSX

I’ve enabled OSX testing on Travis on one of our projects, and the builds just fail with the following stacktrace:

Error: Column width must be greater than 0.
    at exports.default (/Users/travis/build/thelounge/lounge/node_modules/table/dist/calculateCellHeight.js:48:15)
    at /Users/travis/build/thelounge/lounge/node_modules/table/dist/calculateRowHeightIndex.js:63:73
    at arrayEach (/Users/travis/build/thelounge/lounge/node_modules/lodash/_arrayEach.js:15:9)
    at forEach (/Users/travis/build/thelounge/lounge/node_modules/lodash/forEach.js:38:7)
    at /Users/travis/build/thelounge/lounge/node_modules/table/dist/calculateRowHeightIndex.js:54:31
    at arrayEach (/Users/travis/build/thelounge/lounge/node_modules/lodash/_arrayEach.js:15:9)
    at forEach (/Users/travis/build/thelounge/lounge/node_modules/lodash/forEach.js:38:7)
    at exports.default (/Users/travis/build/thelounge/lounge/node_modules/table/dist/calculateRowHeightIndex.js:49:27)
    at exports.default (/Users/travis/build/thelounge/lounge/node_modules/table/dist/table.js:128:58)
    at formatter (/Users/travis/build/thelounge/lounge/node_modules/stylelint/dist/formatters/stringFormatter.js:148:33)

This error only happens on OSX (travis), but not on Windows or Linux.

Build log: https://travis-ci.org/thelounge/lounge/jobs/136374638 Stylelint config: https://github.com/thelounge/lounge/blob/master/.stylelintrc