Bug#1110787: xeus-zmq: FTBFS: make: *** [debian/rules:4: binary] Error 2

[Bill Allombert]

reassign 1110787 nlohmann-json3-dev
On Mon, Aug 11, 2025 at 09:44:24AM +0200, Lucas Nussbaum wrote:
> Source: xeus-zmq
> Version: 3.1.0-0.3
> Severity: serious
> Justification: FTBFS
> Tags: forky sid ftbfs
> User: lucas at debian.org
> Usertags: ftbfs-20250809 ftbfs-forky
> 
> Hi,
> 
> During a rebuild of all packages in sid, your package failed to build
> on amd64.
> 
> >  debian/rules binary
> > dh binary
> >    dh_update_autotools_config
> >    dh_autoreconf
> >    dh_auto_configure
> > 	cd obj-x86_64-linux-gnu && DEB_PYTHON_INSTALL_LAYOUT=deb PKG_CONFIG=/usr/bin/pkg-config cmake -DCMAKE_INSTALL_PREFIX=/usr -DCMAKE_BUILD_TYPE=None -DCMAKE_INSTALL_SYSCONFDIR=/etc -DCMAKE_INSTALL_LOCALSTATEDIR=/var -DCMAKE_EXPORT_NO_PACKAGE_REGISTRY=ON -DCMAKE_FIND_USE_PACKAGE_REGISTRY=OFF -DCMAKE_FIND_PACKAGE_NO_PACKAGE_REGISTRY=ON -DFETCHCONTENT_FULLY_DISCONNECTED=ON -DCMAKE_INSTALL_RUNSTATEDIR=/run -DCMAKE_SKIP_INSTALL_ALL_DEPENDENCY=ON "-GUnix Makefiles" -DCMAKE_VERBOSE_MAKEFILE=ON -DCMAKE_INSTALL_LIBDIR=lib/x86_64-linux-gnu ..
> > CMake Deprecation Warning at CMakeLists.txt:10 (cmake_minimum_required):
> >   Compatibility with CMake < 3.10 will be removed from a future version of
> >   CMake.
> > 
> >   Update the VERSION argument <min> value.  Or, use the <min>...<max> syntax
> >   to tell CMake that the project requires at least <min> but has been updated
> >   to work with policies introduced by <max> or earlier.

Hi Lucas,

This FTBFS is due to a ABI breakage in nlohmann-json3-dev which was already reported, see
bug #1106511 and #1106448.

This cannot be fixed without a new nlohmann-json3-dev package.

Cheers,
Bill.