Nowadays there were many false positive failures on ARMv7 Thumb2 JSCOnly bot, we should investigate the root of this cmake build system bug.
*** Bug 157265 has been marked as a duplicate of this bug. ***
*** Bug 157264 has been marked as a duplicate of this bug. ***
*** Bug 157263 has been marked as a duplicate of this bug. ***
Similar issue happened on the JSCOnly ARM traditional bot: https://build.webkit.org/builders/JSCOnly%20Linux%20ARMv7%20Traditional%20Release/builds/453 After https://trac.webkit.org/changeset/200321 all tests started to crash, but clean build fixed them.