<html> <head> <meta http-equiv="content-type" content="text/html; charset=utf-8"> </head> <body text="#000000" bgcolor="#FFFFFF"> Dear Rivet developers, Rivet 2.6.0 is failing to build with clang 6 with the following error: <pre style="color: rgb(0, 0, 0); font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial; word-wrap: break-word; white-space: pre-wrap;"> error: delete called on non-final 'Rivet::HasPID' that has virtual functions but non-virtual destructor</pre> Please see this build log for details: <a class="moz-txt-link-freetext" href="http://cdash.cern.ch/upload/2a6dd5ec142ab3fbaab6c66975d171fa02c8ac97/rivet-2.6.0-build.log">http://cdash.cern.ch/upload/2a6dd5ec142ab3fbaab6c66975d171fa02c8ac97/rivet-2.6.0-build.log</a> Thanks, Ivan for the GENSER team </body> </html>