Error Rust

r@book:~/p/r/ai2|master✓
cargo clean                                                                                                                                         12:37:19
r@book:~/p/r/ai2|master✓
cargo run                                                                                                                                           12:39:02
   Compiling autocfg v1.1.0
   Compiling libc v0.2.126
   Compiling cfg-if v1.0.0
   Compiling pkg-config v0.3.25
   Compiling cc v1.0.73
   Compiling proc-macro2 v1.0.42
   Compiling quote v1.0.20
   Compiling unicode-ident v1.0.2
   Compiling syn v1.0.98
   Compiling once_cell v1.13.0
   Compiling memchr v2.5.0
   Compiling version_check v0.9.4
   Compiling log v0.4.17
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   Compiling serde_derive v1.0.140
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   Compiling serde_json v1.0.82
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   Compiling rust_tokenizers v7.0.2
   Compiling half v1.8.2
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   Compiling miniz_oxide v0.5.3
   Compiling tokio v1.20.1
   Compiling slab v0.4.7
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   Compiling num-integer v0.1.45
   Compiling rayon v1.5.3
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   Compiling generic-array v0.14.5
   Compiling tinyvec v1.6.0
   Compiling foreign-types v0.3.2
   Compiling http v0.2.8
   Compiling openssl-sys v0.9.75
   Compiling bzip2-sys v0.1.11+1.0.8
   Compiling libz-sys v1.1.8
   Compiling curl-sys v0.4.56+curl-7.83.1
   Compiling form_urlencoded v1.0.1
   Compiling matrixmultiply v0.3.2
   Compiling itertools v0.10.3
   Compiling unicode-normalization-alignments v0.1.12
   Compiling tracing v0.1.35
   Compiling unicode-normalization v0.1.21
   Compiling http-body v0.4.5
   Compiling getrandom v0.2.7
   Compiling num_cpus v1.13.1
   Compiling time v0.1.44
   Compiling socket2 v0.4.4
   Compiling terminal_size v0.1.17
   Compiling xattr v0.2.3
   Compiling filetime v0.2.17
   Compiling dirs-sys v0.3.7
   Compiling tempfile v3.3.0
   Compiling fs2 v0.4.3
   Compiling mio v0.8.4
   Compiling want v0.3.0
   Compiling flate2 v1.0.24
   Compiling aho-corasick v0.7.18
   Compiling csv-core v0.1.10
   Compiling crossbeam-channel v0.5.6
   Compiling rand_core v0.6.3
   Compiling uuid v1.1.2
   Compiling idna v0.2.3
   Compiling console v0.15.1
   Compiling tar v0.4.38
   Compiling dirs v4.0.0
   Compiling bzip2 v0.4.3
   Compiling regex v1.6.0
   Compiling num-complex v0.4.2
   Compiling ordered-float v3.0.0
   Compiling hashbrown v0.12.3
   Compiling crypto-common v0.1.6
   Compiling block-buffer v0.10.2
   Compiling rand_chacha v0.3.1
   Compiling url v2.2.2
   Compiling crossbeam-deque v0.8.2
   Compiling ndarray v0.15.4
   Compiling digest v0.10.3
   Compiling rand v0.8.5
   Compiling indicatif v0.16.2
   Compiling sha2 v0.10.2
   Compiling tokio-util v0.7.3
   Compiling h2 v0.3.13
   Compiling thiserror-impl v1.0.31
   Compiling openssl-macros v0.1.0
   Compiling hyper v0.14.20
   Compiling thiserror v1.0.31
   Compiling zip v0.5.13
   Compiling zip-extensions v0.6.1
   Compiling torch-sys v0.7.2
   Compiling tokio-native-tls v0.3.0
   Compiling hyper-tls v0.5.0
   Compiling bstr v0.2.17
   Compiling serde_urlencoded v0.7.1
   Compiling reqwest v0.11.11
   Compiling csv v1.1.6
   Compiling cached-path v0.5.3
   Compiling tch v0.7.2
   Compiling rust-bert v0.18.0
   Compiling ai2 v0.1.0 (/home/r/projects/rust/ai2)
warning: unused imports: `QaInput`, `QuestionAnsweringModel`
 --> src/main.rs:1:48
  |
1 | use rust_bert::pipelines::question_answering::{QaInput, QuestionAnsweringModel};
  |                                                ^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
  |
  = note: `#[warn(unused_imports)]` on by default

error: linking with `cc` failed: exit status: 1
  |
  = note: "cc" "-m64" "/tmp/rustceypdI6/symbols.o" "/home/r/projects/rust/ai2/target/debug/deps/ai2-b8ff58b656c73074.1zggpphxx9x9s9gy.rcgu.o" "/home/r/projects/rust/ai2/target/debug/deps/ai2-b8ff58b656c73074.3alpypvx517hwf5b.rcgu.o" "/home/r/projects/rust/ai2/target/debug/deps/ai2-b8ff58b656c73074.3pnm7nmiljd3u62k.rcgu.o" "/home/r/projects/rust/ai2/target/debug/deps/ai2-b8ff58b656c73074.44remfvd2v3q3xap.rcgu.o" "/home/r/projects/rust/ai2/target/debug/deps/ai2-b8ff58b656c73074.48hqrcfpj14t94hc.rcgu.o" "/home/r/projects/rust/ai2/target/debug/deps/ai2-b8ff58b656c73074.4e3t8gx2o6fx8ugg.rcgu.o" "/home/r/projects/rust/ai2/target/debug/deps/ai2-b8ff58b656c73074.52f3bs9fn6k8lniv.rcgu.o" "/home/r/projects/rust/ai2/target/debug/deps/ai2-b8ff58b656c73074.1gef3qrkk2m1mlf5.rcgu.o" "-Wl,--as-needed" "-L" "/home/r/projects/rust/ai2/target/debug/deps" "-L" "/usr/lib" "-L" "/home/r/libtorch/lib" "-L" "/home/r/projects/rust/ai2/target/debug/build/torch-sys-d2b9837e30698285/out" "-L" 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"/home/r/projects/rust/ai2/target/debug/deps/libgetrandom-c6c6ac362f3feca1.rlib" "/home/r/projects/rust/ai2/target/debug/deps/libhalf-f08a5cf891070efb.rlib" "/home/r/projects/rust/ai2/target/debug/deps/libtorch_sys-499076bbf3689cf5.rlib" "/home/r/projects/rust/ai2/target/debug/deps/libzip-9243363a6f50de90.rlib" "/home/r/projects/rust/ai2/target/debug/deps/libtime-0b6f1e5cb04ab8c6.rlib" "/home/r/projects/rust/ai2/target/debug/deps/libbzip2-37429a973d0e2f2f.rlib" "/home/r/projects/rust/ai2/target/debug/deps/libbzip2_sys-6ef2395a7fb1439d.rlib" "/home/r/projects/rust/ai2/target/debug/deps/liblibc-3062c50927b9ba44.rlib" "/home/r/projects/rust/ai2/target/debug/deps/libflate2-8eb23eba4595341b.rlib" "/home/r/projects/rust/ai2/target/debug/deps/libminiz_oxide-320e84b55758925a.rlib" "/home/r/projects/rust/ai2/target/debug/deps/libadler-683ef9f28eb63845.rlib" "/home/r/projects/rust/ai2/target/debug/deps/libbyteorder-86dc37410f9af2da.rlib" "/home/r/projects/rust/ai2/target/debug/deps/libcrc32fast-e25a5e9d9cbe0a79.rlib" "/home/r/projects/rust/ai2/target/debug/deps/libcfg_if-f8ad2a765ea7f234.rlib" "/home/r/projects/rust/ai2/target/debug/deps/libthiserror-839aab7e95b262a4.rlib" "/home/r/projects/rust/ai2/target/debug/deps/liblazy_static-51f8aa49f78e53b1.rlib" "-Wl,--start-group" "/home/r/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-69edc9ac8de4d39c.rlib" "/home/r/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-254ac8a4d96ed89e.rlib" "/home/r/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-8bed7ede368468ef.rlib" "/home/r/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-9da1150e6aeada6b.rlib" "/home/r/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-dec39a40a22b358c.rlib" "/home/r/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-7a90882341200e38.rlib" "/home/r/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-6a5da46a37549d0a.rlib" "/home/r/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-6dc3d1df7e408d5b.rlib" "/home/r/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-9d89ad14c568d44a.rlib" "/home/r/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-ecbdf47025adae10.rlib" "/home/r/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-29db3ffec771ef22.rlib" "/home/r/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8b55ad9e1a2080d1.rlib" "/home/r/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-f37a55941b8b3bbd.rlib" "/home/r/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-c1d45d3d6971ce0d.rlib" "/home/r/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-18ac7cbb154ecd62.rlib" "/home/r/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-80c5909c82700e85.rlib" "/home/r/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-aa7f747e2f6af7d5.rlib" "/home/r/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-60d544c9f51ce476.rlib" "-Wl,--end-group" "/home/r/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-d1bd89f2a607e488.rlib" "-Wl,-Bdynamic" "-lssl" "-lcrypto" "-lstdc++" "-ltorch_cuda" "-ltorch_cuda_cu" "-ltorch_cuda_cpp" "-ltorch_cpu" "-ltorch" "-lc10" "-lgomp" "-lbz2" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/home/r/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/home/r/projects/rust/ai2/target/debug/deps/ai2-b8ff58b656c73074" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro,-znow" "-nodefaultlibs"
  = note: /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::structured_add_out::impl(at::Tensor const&, at::Tensor const&, c10::Scalar const&, at::Tensor const&)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::linalg_cross_out(at::Tensor const&, at::Tensor const&, long, at::Tensor&)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::mse_loss_out(at::Tensor const&, at::Tensor const&, long, at::Tensor&)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::copy_sparse_csr_(at::Tensor&, at::Tensor const&, bool)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::amin_out(at::Tensor const&, c10::ArrayRef<long>, bool, at::Tensor&)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::linalg_vector_norm_stub'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::nansum(at::Tensor const&, c10::optional<c10::ScalarType>)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::_index_copy_impl_(at::Tensor&, long, at::Tensor const&, at::Tensor const&)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::index_select_sparse(at::Tensor const&, long, at::Tensor const&)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::meta::structured_gelu_backward::meta(at::Tensor const&, at::Tensor const&)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::meta::structured_gelu::meta(at::Tensor const&)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::clamp(at::Tensor const&, c10::optional<at::Tensor> const&, c10::optional<at::Tensor> const&)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::real_stub'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::var_mean(at::Tensor const&, c10::optional<c10::ArrayRef<long> >, c10::optional<long>, bool)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::upsample::compute_output_size(c10::ArrayRef<long>, c10::optional<c10::ArrayRef<long> >, c10::optional<c10::ArrayRef<double> >)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cpp.so: undefined reference to `at::detail::computeStorageNbytes(c10::ArrayRef<long>, c10::ArrayRef<long>, unsigned long)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::std(at::Tensor const&, c10::optional<c10::ArrayRef<long> >, c10::optional<long>, bool)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::empty_sparse_csr(c10::ArrayRef<long>, c10::optional<c10::ScalarType>, c10::optional<c10::Layout>, c10::optional<c10::Device>, c10::optional<bool>, c10::optional<c10::MemoryFormat>)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cpp.so: undefined reference to `at::DynamicLibrary::DynamicLibrary(char const*, char const*)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::var_out(at::Tensor const&, c10::optional<c10::ArrayRef<long> >, c10::optional<long>, bool, at::Tensor&)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::TensorIteratorBase::set_output(long, c10::ArrayRef<long>, c10::ArrayRef<long>, c10::TensorOptions, c10::ArrayRef<at::Dimname>)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::amax_out(at::Tensor const&, c10::ArrayRef<long>, bool, at::Tensor&)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::linalg_vector_norm_out(at::Tensor const&, c10::Scalar const&, c10::optional<c10::ArrayRef<long> >, bool, c10::optional<c10::ScalarType>, at::Tensor&)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::imag_stub'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `c10::TensorImpl::is_contiguous_nondefault_policy_impl(c10::MemoryFormat) const'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::result_type(c10::ArrayRef<at::Tensor>)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::linalg_cross(at::Tensor const&, at::Tensor const&, long)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `c10::MessageLogger::~MessageLogger()'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cpp.so: undefined reference to `c10d::isP2POp(c10d::OpType)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::std_mean(at::Tensor const&, c10::optional<c10::ArrayRef<long> >, c10::optional<long>, bool)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::linalg_vector_norm(at::Tensor const&, c10::Scalar const&, c10::optional<c10::ArrayRef<long> >, bool, c10::optional<c10::ScalarType>)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::var(at::Tensor const&, c10::optional<c10::ArrayRef<long> >, c10::optional<long>, bool)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `torch::jit::tensorexpr::LLVMCodeGen::LLVMCodeGen(std::shared_ptr<torch::jit::tensorexpr::Stmt>, std::vector<torch::jit::tensorexpr::CodeGen::BufferArg, std::allocator<torch::jit::tensorexpr::CodeGen::BufferArg> > const&, c10::Device, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, torch::jit::tensorexpr::Dtype, c10::optional<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > >, c10::optional<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > >, c10::optional<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > >)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::std_out(at::Tensor const&, c10::optional<c10::ArrayRef<long> >, c10::optional<long>, bool, at::Tensor&)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cpp.so: undefined reference to `at::RecordFunction::RecordFunction(at::RecordScope, bool)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::_s_where(at::Tensor const&, at::Tensor const&, at::Tensor const&)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::lu_unpack(at::Tensor const&, at::Tensor const&, bool, bool)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `torch::jit::AliasDb::AliasDb(std::shared_ptr<torch::jit::Graph>, bool)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::clamp_out(at::Tensor const&, c10::optional<at::Tensor> const&, c10::optional<at::Tensor> const&, at::Tensor&)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::lu_unpack_out(at::Tensor const&, at::Tensor const&, bool, bool, at::Tensor&, at::Tensor&, at::Tensor&)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::addmm_sparse_csr_dense(at::Tensor const&, at::Tensor const&, at::Tensor const&, c10::Scalar const&, c10::Scalar const&)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::clone_sparse_csr(at::Tensor const&, c10::optional<c10::MemoryFormat>)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `c10::getCustomClassTypeMap()'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::clamp_min_out(at::Tensor const&, c10::Scalar const&, at::Tensor&)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `c10::MessageLogger::MessageLogger(char const*, int, int)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::convolution_backward(at::Tensor const&, at::Tensor const&, at::Tensor const&, c10::optional<c10::ArrayRef<long> >, c10::ArrayRef<long>, c10::ArrayRef<long>, c10::ArrayRef<long>, bool, c10::ArrayRef<long>, long, std::array<bool, 3ul>)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::clamp_max_stub'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::clamp_min_stub'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::clamp_max_out(at::Tensor const&, at::Tensor const&, at::Tensor&)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::clamp_min_out(at::Tensor const&, at::Tensor const&, at::Tensor&)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::mse_loss(at::Tensor const&, at::Tensor const&, long)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `torch::jit::tensorexpr::Buf::make(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, std::vector<torch::jit::tensorexpr::ExprHandle, std::allocator<torch::jit::tensorexpr::ExprHandle> > const&, torch::jit::tensorexpr::Dtype)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::copy_ignoring_overlaps(at::Tensor const&, at::Tensor const&)'
          /usr/bin/ld: /home/r/libtorch/lib/libtorch_cuda_cu.so: undefined reference to `at::native::clamp_max_out(at::Tensor const&, c10::Scalar const&, at::Tensor&)'
          collect2: error: ld returned 1 exit status

  = help: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
  = note: use the `-l` flag to specify native libraries to link
  = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname)

warning: `ai2` (bin "ai2") generated 1 warning
error: could not compile `ai2` due to previous error; 1 warning emitted