build libtorrent4j.so failed

[marsiot]

I download the code libtorrent4j-2.1.0-27, follow the readme to build so, but failed:

1. cd libtorrent4j-2.1.0-27/swig/android-build
2. docker build -t lt4j:latest .
3. ./build-arm64.sh

error log:

./build-arm64.sh
BOOST_ROOT = /boost
OPENSSL_ROOT = /openssl-arm64
LIBTORRENT_ROOT = /libtorrent4j/swig/deps/libtorrent
/boost/tools/build/src/build/project.jam:259: in find-jamfile from module project
error: Unable to load Jamfile.
error: Could not find a Jamfile in directory '/libtorrent4j/swig/deps/libtorrent'.
error: Attempted to find it with pattern '[Bb]uild.jam [Jj]amfile.v2 [Jj]amfile [Jj]amfile. [Jj]amfile.jam'.
error: Please consult the documentation at 'https://www.bfgroup.xyz/b2/'.
/boost/tools/build/src/build/project.jam:322: in load-jamfile from module project
/boost/tools/build/src/build/project.jam:64: in load from module project
/boost/tools/build/src/build/project.jam:89: in load-used-projects from module project
/boost/tools/build/src/build/project.jam:75: in load from module project
/boost/tools/build/src/build/project.jam:142: in project.find from module project
/boost/tools/build/src/build-system.jam:618: in load from module build-system
/boost/tools/build/src/kernel/modules.jam:294: in import from module modules
/boost/tools/build/src/kernel/bootstrap.jam:139: in boost-build from module
/libtorrent4j/swig/boost-build.jam:1: in module scope from module

/android-ndk/toolchains/llvm/prebuilt/linux-x86_64/bin/llvm-objcopy: error: 'bin/release/android/arm64-v8a/libtorrent4j.so': No such file or directory
/android-ndk/toolchains/llvm/prebuilt/linux-x86_64/bin/llvm-strip: error: 'bin/release/android/arm64-v8a/libtorrent4j.so': No such file or directory
/android-ndk/toolchains/llvm/prebuilt/linux-x86_64/bin/llvm-readelf: error: 'bin/release/android/arm64-v8a/libtorrent4j.so': No such file or directory