Hmm ... It's impossible ;-) This RPM doesn't exist on any FTP server

Provides :
libarena-ca1c970e.so
libflate-ca1c970e.so
libfmt_macros-ca1c970e.so
libgetopts-ca1c970e.so
libgraphviz-ca1c970e.so
liblog-ca1c970e.so
librbml-ca1c970e.so
librust
librustc-ca1c970e.so
librustc_back-ca1c970e.so
librustc_borrowck-ca1c970e.so
librustc_data_structures-ca1c970e.so
librustc_driver-ca1c970e.so
librustc_front-ca1c970e.so
librustc_lint-ca1c970e.so
librustc_llvm-ca1c970e.so
librustc_metadata-ca1c970e.so
librustc_mir-ca1c970e.so
librustc_passes-ca1c970e.so
librustc_platform_intrinsics-ca1c970e.so
librustc_plugin-ca1c970e.so
librustc_privacy-ca1c970e.so
librustc_resolve-ca1c970e.so
librustc_trans-ca1c970e.so
librustc_typeck-ca1c970e.so
librustdoc-ca1c970e.so
libserialize-ca1c970e.so
libstd-ca1c970e.so
libsyntax-ca1c970e.so
libsyntax_ext-ca1c970e.so
libterm-ca1c970e.so
libtest-ca1c970e.so
rust
rust-libs
rustc
rustc(x86-32)

Requires :

libpthread.so.0(GLIBC_2.2)
libLLVMX86Desc.so.3.7
libsyntax-ca1c970e.so
libpthread.so.0
libLLVMRuntimeDyld.so.3.7
librustc_mir-ca1c970e.so
libdl.so.2
librustc_metadata-ca1c970e.so
libLLVMAnalysis.so.3.7
libLLVMInstCombine.so.3.7
libm.so.6
libLLVMTransformUtils.so.3.7
libLLVMX86Info.so.3.7
libgcc_s.so.1
libstd-ca1c970e.so
libLLVMipo.so.3.7
libLLVMObject.so.3.7
libc.so.6(GLIBC_2.1.3)
libLLVMARMCodeGen.so.3.7
libflate-ca1c970e.so
librustc_lint-ca1c970e.so
librustc-ca1c970e.so
libLLVMX86CodeGen.so.3.7
libc.so.6(GLIBC_2.2)
librustc_borrowck-ca1c970e.so
libLLVMInstrumentation.so.3.7
libLLVMBitReader.so.3.7
/bin/sh
libpthread.so.0(GLIBC_2.0)
libLLVMAArch64AsmParser.so.3.7
libLLVMVectorize.so.3.7
libgcc_s.so.1(GCC_4.0.0)
libc.so.6(GLIBC_2.17)
rpmlib(CompressedFileNames) <= 3.0.4-1
libstdc++.so.6
libLLVMMipsCodeGen.so.3.7
rpmlib(PayloadIsLzma) <= 4.4.6-1
libgetopts-ca1c970e.so
libLLVMExecutionEngine.so.3.7
libstdc++.so.6(GLIBCXX_3.4.21)
libLLVMAArch64Info.so.3.7
libLLVMX86AsmParser.so.3.7
libc.so.6
librustc_trans-ca1c970e.so
libc.so.6(GLIBC_2.3.4)
libstdc++.so.6(GLIBCXX_3.4)
libLLVMPowerPCAsmParser.so.3.7
librustc_platform_intrinsics-ca1c970e.so
librustc_passes-ca1c970e.so
libLLVMPowerPCCodeGen.so.3.7
libdl.so.2(GLIBC_2.1)
libLLVMBitWriter.so.3.7
libLLVMCodeGen.so.3.7
librustc_llvm-ca1c970e.so
libgcc_s.so.1(GLIBC_2.0)
libLLVMMipsAsmParser.so.3.7
libLLVMSupport.so.3.7
libtinfo.so.5
libLLVMTarget.so.3.7
libpthread.so.0(GLIBC_2.3.2)
libgcc_s.so.1(GCC_3.3.1)
libc.so.6(GLIBC_2.4)
librustc_plugin-ca1c970e.so
libLLVMAArch64CodeGen.so.3.7
libLLVMMipsInfo.so.3.7
libtest-ca1c970e.so
libc.so.6(GLIBC_2.2.4)
libpthread.so.0(GLIBC_2.1)
libLLVMARMInfo.so.3.7
libc.so.6(GLIBC_2.18)
ld-linux.so.2
libserialize-ca1c970e.so
libfmt_macros-ca1c970e.so
librustc_data_structures-ca1c970e.so
libLLVMipa.so.3.7
librustc_driver-ca1c970e.so
libc.so.6(GLIBC_2.0)
libsyntax_ext-ca1c970e.so
librustc_front-ca1c970e.so
librbml-ca1c970e.so
libc.so.6(GLIBC_2.1.2)
libdl.so.2(GLIBC_2.0)
libLLVMPowerPCDesc.so.3.7
rpmlib(PayloadFilesHavePrefix) <= 4.0-1
libm.so.6(GLIBC_2.0)
libc.so.6(GLIBC_2.3)
librustc_typeck-ca1c970e.so
libLLVMARMAsmParser.so.3.7
libc.so.6(GLIBC_2.3.2)
libterm-ca1c970e.so
librustc_privacy-ca1c970e.so
libLLVMMC.so.3.7
libLLVMLinker.so.3.7
libLLVMInterpreter.so.3.7
ld-linux.so.2(GLIBC_2.3)
librustc_resolve-ca1c970e.so
libLLVMMCJIT.so.3.7
libLLVMARMDesc.so.3.7
libc.so.6(GLIBC_2.1)
libpthread.so.0(GLIBC_2.2.3)
libLLVMAArch64Desc.so.3.7
liblog-ca1c970e.so
libm.so.6(GLIBC_2.1)
librustdoc-ca1c970e.so
libLLVMPowerPCInfo.so.3.7
libgcc_s.so.1(GCC_3.0)
libgraphviz-ca1c970e.so
libgcc_s.so.1(GCC_4.2.0)
libLLVMCore.so.3.7
libLLVMScalarOpts.so.3.7
librustc_back-ca1c970e.so
libgcc_s.so.1(GCC_3.3)
libLLVMMipsDesc.so.3.7

Content of RPM :
/usr/bin/rust-gdb
/usr/bin/rustc
/usr/bin/rustdoc
/usr/lib/libarena-ca1c970e.so
/usr/lib/libflate-ca1c970e.so
/usr/lib/libfmt_macros-ca1c970e.so
/usr/lib/libgetopts-ca1c970e.so
/usr/lib/libgraphviz-ca1c970e.so
/usr/lib/liblog-ca1c970e.so
/usr/lib/librbml-ca1c970e.so
/usr/lib/librustc-ca1c970e.so
/usr/lib/librustc_back-ca1c970e.so
/usr/lib/librustc_borrowck-ca1c970e.so
/usr/lib/librustc_data_structures-ca1c970e.so
/usr/lib/librustc_driver-ca1c970e.so
/usr/lib/librustc_front-ca1c970e.so
/usr/lib/librustc_lint-ca1c970e.so
/usr/lib/librustc_llvm-ca1c970e.so
/usr/lib/librustc_metadata-ca1c970e.so
/usr/lib/librustc_mir-ca1c970e.so
/usr/lib/librustc_passes-ca1c970e.so
/usr/lib/librustc_platform_intrinsics-ca1c970e.so
/usr/lib/librustc_plugin-ca1c970e.so
/usr/lib/librustc_privacy-ca1c970e.so
/usr/lib/librustc_resolve-ca1c970e.so
/usr/lib/librustc_trans-ca1c970e.so
/usr/lib/librustc_typeck-ca1c970e.so
/usr/lib/librustdoc-ca1c970e.so
/usr/lib/libserialize-ca1c970e.so
/usr/lib/libstd-ca1c970e.so
There is 70 files more in these RPM.