cargo rustc --release --no-default-features --features release -- -C target-cpu=native --emit link=Tcheran-813BBACE
   Compiling proc-macro2 v1.0.92
   Compiling unicode-ident v1.0.14
   Compiling libc v0.2.167
   Compiling quote v1.0.37
   Compiling byteorder v1.5.0
   Compiling syn v2.0.90
   Compiling cfg-if v1.0.0
   Compiling getrandom v0.2.15
   Compiling shlex v1.3.0
   Compiling cc v1.2.2
   Compiling rand_core v0.6.4
   Compiling engine v5.0.0 (/tmp/tmprsddq071/Tcheran/Tcheran-tmp)
   Compiling minimal-lexical v0.2.1
   Compiling zerocopy-derive v0.7.35
   Compiling memchr v2.7.4
   Compiling lazy_static v1.5.0
   Compiling zerocopy v0.7.35
   Compiling colored v2.1.0
   Compiling nom v7.1.3
   Compiling ppv-lite86 v0.2.20
   Compiling rand_chacha v0.3.1
   Compiling rand v0.8.5
   Compiling arrayvec v0.7.6
error: expected expression, found `let` statement
  --> src/engine/eval/pawn_structure.rs:20:16
   |
20 |     let eval = let eval = eval_passed_pawns(game) + evaluate_doubled_pawns(game);
   |                ^^^
   |
   = note: only supported directly in conditions of `if` and `while` expressions

error: could not compile `engine` (bin "engine") due to 1 previous error
make: *** [Makefile:10: openbench] Error 101