Sample errors:

build/linux-x86_64-server-release/images/docs/specs/jdwp/jdwp-protocol.html:5384:1: Warning: <span> isn't allowed in <table> elements
build/linux-x86_64-server-release/images/docs/specs/jdwp/jdwp-protocol.html:5386:1: Warning: <span> isn't allowed in <table> elements
build/linux-x86_64-server-release/images/docs/specs/jdwp/jdwp-protocol.html:5388:1: Warning: <span> isn't allowed in <table> elements
build/linux-x86_64-server-release/images/docs/specs/jdwp/jdwp-protocol.html:5390:1: Warning: <span> isn't allowed in <table> elements
build/linux-x86_64-server-release/images/docs/specs/jdwp/jdwp-protocol.html:5392:1: Warning: <span> isn't allowed in <table> elements
build/linux-x86_64-server-release/images/docs/specs/jdwp/jdwp-protocol.html:5394:1: Warning: <span> isn't allowed in <table> elements
build/linux-x86_64-server-release/images/docs/specs/jdwp/jdwp-protocol.html:5396:1: Warning: <span> isn't allowed in <table> elements
build/linux-x86_64-server-release/images/docs/specs/jdwp/jdwp-protocol.html:5398:1: Warning: <span> isn't allowed in <table> elements
build/linux-x86_64-server-release/images/docs/specs/jdwp/jdwp-protocol.html:5400:1: Warning: <span> isn't allowed in <table> elements
build/linux-x86_64-server-release/images/docs/specs/jdwp/jdwp-protocol.html:5402:1: Warning: <span> isn't allowed in <table> elements

Caused by: <span> in between <tr> elements