Fix CI Intel runs

docs/source/examples/Makefile

@@ -99,6 +99,8 @@ fortran_mpi: base
 
 %.ymmsl: %.ymmsl.in
 	sed -e "s^MUSCLE3_EXAMPLES^$(shell pwd)^g" $^ | sed -e "s^MUSCLE3_HOME^${MUSCLE3_HOME}^g" | sed -e "s^EXECUTION_MODEL^${MPI_EXECUTION_MODEL}^g" >$@
+	echo "Converted $^ into $@"
+	cat $@
 
 
 .PHONY: clean
@@ -136,7 +138,7 @@ test_cpp: base cpp
 
 .PHONY: test_cpp_mpi
 test_cpp_mpi: base cpp_mpi
-	. python/build/venv/bin/activate && muscle_manager --start-all rd_implementations.ymmsl rd_cpp_mpi.ymmsl rd_settings.ymmsl
+	. python/build/venv/bin/activate && muscle_manager --start-all rd_implementations.ymmsl rd_cpp_mpi.ymmsl rd_settings.ymmsl || cat run_reaction_diffusion_cpp_mpi_*/instances/micro/run_script.sh run_reaction_diffusion_cpp_mpi_*/instances/micro/stderr.txt
 
 .PHONY: test_fortran
 test_fortran: base fortran