magnet:?xt=urn:btih:6a9c5a957de03f519f71badf09ec911dd6b6d64e&xt=urn:md5:5b539c03bdf807866e2383d7180871dc&xl=34347508&dn=qt-creator-opensource-src-4.12.4.tar.xz&as=https://download.qt.io/archive/qtcreator/4.12/4.12.4/qt-creator-opensource-src-4.12.4.tar.xz&tr=http://bt.qt-project.org:6969/announce