Manual fails to build with development version of texinfo (4.13.90)

[Stefano Lattarini]

That development version is scheduled to be released as Texinfo 5.0
in few days.  Here are the errors I'm encountering:

  find.texi:53: Misplaced {
  find.texi:53: Misplaced }
  find.texi:1927: warning: Node `Formatting Flags' is next for `Reserved and 
Unknown Directives' in menu but not in sectioning
  find.texi:2026: warning: Node `Formatting Flags' is next for `Combined Time 
Formats' in sectioning but not in menu
  find.texi:2055: warning: Node prev `Formatting Flags' in menu `Reserved and 
Unknown Directives' and in sectioning `Combined Time Formats' differ
  find.texi:2055: warning: Node up `Formatting Flags' in menu `Format 
Directives' and in sectioning `Time Formats' differ
  find.texi:1944: Node `Time Formats' lacks menu item for `Formatting Flags' 
despite being its Up target
  ./parse-datetime.texi:12: warning: Node next `Date input formats' in menu 
`Reference' and in sectioning `Configuration' differ
  find.texi:3062: warning: Node next `Configuration' in menu `Common Tasks' and 
in sectioning `Reference' differ
  find.texi:3062: warning: Node prev `Configuration' in menu `Reference' and in 
sectioning `Date input formats' differ
  find.texi:3126: warning: Node next `Reference' in menu `Configuration' and in 
sectioning `Common Tasks' differ
  find.texi:3126: warning: Node prev `Reference' in menu `Date input formats' 
and in sectioning `Configuration' differ
  find.texi:3967: warning: Node prev `Common Tasks' in menu `Configuration' and 
in sectioning `Reference' differ
  Makefile:1541: recipe for target 'find.info' failed

  find-maint.texi:46: Misplaced {
  find-maint.texi:46: Misplaced }
  find-maint.texi:243: warning: Node next `Make the Compiler Find the Bugs' in 
menu `The File System Is Being Modified' and in sectioning `Factor Out Repeated 
Code' differ
  find-maint.texi:346: warning: Node `Debugging is For Users Too' is next for 
`Factor Out Repeated Code' in sectioning but not in menu
  find-maint.texi:346: warning: Node prev `Factor Out Repeated Code' in menu 
`Debugging is For Users Too' and in sectioning `Make the Compiler Find the 
Bugs' differ
  find-maint.texi:389: warning: Node next `Debugging is For Users Too' in menu 
`Factor Out Repeated Code' and in sectioning `Don't Trust the File System 
Contents' differ
  find-maint.texi:389: warning: Node prev `Debugging is For Users Too' in menu 
`Don't Trust the File System Contents' and in sectioning `Factor Out Repeated 
Code' differ
  find-maint.texi:403: warning: Node next `Don't Trust the File System 
Contents' in menu `Debugging is For Users Too' and in sectioning `The File 
System Is Being Modified' differ
  find-maint.texi:403: warning: Node prev `Don't Trust the File System 
Contents' in menu `The File System Is Being Modified' and in sectioning 
`Debugging is For Users Too' differ
  find-maint.texi:428: warning: Node `Don't Trust the File System Contents' is 
next for `The File System Is Being Modified' in menu but not in sectioning
  find-maint.texi:428: warning: Node prev `The File System Is Being Modified' 
in menu `Make the Compiler Find the Bugs' and in sectioning `Don't Trust the 
File System Contents' differ
  Makefile:1541: recipe for target 'find-maint.info' failed

I've not investigated further, not attempted any fix.

HTH,
  Stefano