chore(ci): adapting to new python build framework.

Signed-off-by: Raphael Defosseux <raphael.defosseux@eurecom.fr>

docker/Dockerfile.build.ubuntu20.cross-arm64

@@ -34,14 +34,14 @@ COPY . .
 # build all targets so final targets can be created afterwards
 RUN /bin/sh oaienv && \
     cd cmake_targets && \
-    mkdir -p ran_build/build ran_build/build-cross && \
+    mkdir -p log ran_build/build ran_build/build-cross && \
     cd ran_build/build && \
     cmake ../../.. -GNinja && \
     echo "====== Start of log for host-tools ======" && \
-    ninja ldpc_generators generate_T && \
+    ninja ldpc_generators generate_T > ../../log/host-tools.txt 2>&1 && \
     echo "====== End of log for host-tools ======" && \
     cd ../build-cross/ && \
     cmake ../../.. -GNinja -DCMAKE_TOOLCHAIN_FILE=../../../cmake_targets/cross-arm.cmake -DNATIVE_DIR=../build && \
     echo "====== Start of log for cross-build executables ======" && \
-    ninja dlsim ulsim ldpctest polartest smallblocktest nr_pbchsim nr_dlschsim nr_ulschsim nr_dlsim nr_ulsim nr_pucchsim nr_prachsim lte-softmodem nr-softmodem nr-cuup oairu lte-uesoftmodem nr-uesoftmodem params_libconfig coding rfsimulator && \
+    ninja dlsim ulsim ldpctest polartest smallblocktest nr_pbchsim nr_dlschsim nr_ulschsim nr_dlsim nr_ulsim nr_pucchsim nr_prachsim lte-softmodem nr-softmodem nr-cuup oairu lte-uesoftmodem nr-uesoftmodem params_libconfig coding rfsimulator > ../../log/all.txt 2>&1 && \
     echo "====== End of log for cross-build executables ======"