Re: Bug#870398: sks: non-deterministically FTBFS with "Error: Unbound module Bdb"

[Stéphane Glondu <glondu@debian.org>]

On 01/08/2017 18:26, Daniel Kahn Gillmor wrote:
> Take a look at the buildd results for 1.1.6-5 and 1.1.6-6:
> 
> https://buildd.debian.org/status/logs.php?pkg=sks&ver=1.1.6-5&suite=sid
> https://buildd.debian.org/status/logs.php?pkg=sks&ver=1.1.6-6&suite=sid
> 
> in 1.1.6-5, mips, mipsel, and sh4 all fail with:
> 
> ---------
> File "bdbwrap.mli", line 4, characters 13-22:
> Error: Unbound module Bdb
> Makefile:360: recipe for target 'bdbwrap.cmi' failed
> make[2]: *** [bdbwrap.cmi] Error 2
> make[2]: *** Waiting for unfinished jobs....
> ---------
> 
> (but armel and i386 build OK)
> 
> While with 1.1.6-6, we see the same failures on armel and i386 (but not on mips!)
> 
> There should have been no change with the ocaml Bdb bindings between
> these different builds.
> 
> I suspect something weird is happening with ocaml, but i'm not sure
> what steps to take for debugging, so i'm flagging this as "help" -- if
> the OCaml maintainers have any suggestions, i'm all ears.

It looks like the build process is not parallel-safe. Try running dh
with --no-parallel.


Cheers,

-- 
Stéphane