delete mode 100644 lib/std/compress/lzma/decode.zig
 delete mode 100644 lib/std/compress/lzma/decode/lzbuffer.zig
 delete mode 100644 lib/std/compress/lzma/decode/rangecoder.zig
 delete mode 100644 lib/std/compress/lzma/vec2d.zig
 delete mode 100644 lib/std/compress/lzma2/decode.zig
 create mode 100644 lib/std/compress/xz/Decompress.zig
 delete mode 100644 lib/std/compress/xz/block.zig