Pin libfabric

Author: Luthaf

recipe/meta.yaml

@@ -73,6 +73,9 @@ requirements:
 
   host:
     - {{ mpi }}  # [mpi != 'nompi']
+    # pin libfabric to a version that runs with glibc 2.17
+    # (which is used for the CPU build)
+    - libfabric1 <2.5.1  # [linux and mpi == 'mpich' and cuda_compiler_version == "None"]
     - cuda-version {{ cuda_compiler_version }} # [cuda_compiler_version != "None"]
     - cuda-toolkit  {{ cuda_compiler_version }} # [cuda_compiler_version != "None"]
     - fftw * {{ mpi_prefix }}*
@@ -84,6 +87,8 @@ requirements:
     - libtorch
   run:
     - {{ mpi }}  # [mpi != 'nompi']
+    # see above for the rationale behind pinning libfabric
+    - libfabric1 <2.5.1  # [linux and mpi == 'mpich' and cuda_compiler_version == "None"]
     - plumed-metatomic * {{ mpi_prefix }}*
     - libmetatomic-torch >=0.1.7,<0.2.0
     - libmetatensor-torch >=0.8.2,<0.9.0