cargo rustc --release -- -C target-cpu=native --emit link=Reckless-D6CD8FED-CA025EEF
   Compiling proc-macro2 v1.0.95
   Compiling glob v0.3.2
   Compiling unicode-ident v1.0.18
   Compiling libc v0.2.175
   Compiling prettyplease v0.2.32
   Compiling regex-syntax v0.8.5
   Compiling minimal-lexical v0.2.1
   Compiling memchr v2.7.4
   Compiling cfg-if v1.0.0
   Compiling shlex v1.3.0
   Compiling bindgen v0.71.1
   Compiling either v1.15.0
   Compiling bitflags v2.9.0
   Compiling rustc-hash v2.1.1
   Compiling log v0.4.27
   Compiling libloading v0.8.6
   Compiling cc v1.2.22
   Compiling itertools v0.13.0
   Compiling clang-sys v1.8.1
   Compiling nom v7.1.3
   Compiling quote v1.0.40
   Compiling syn v2.0.101
   Compiling regex-automata v0.4.9
   Compiling cexpr v0.6.0
   Compiling regex v1.11.1
   Compiling reckless v0.10.0-dev (/tmp/tmp_x_vquvq/Reckless/Reckless-tmp)
error[E0308]: mismatched types
   --> src/movepick.rs:242:32
    |
242 |                 entry.score -= wall_pawns_malus;
    |                                ^^^^^^^^^^^^^^^^ expected `i32`, found `usize`

error[E0277]: cannot subtract-assign `usize` from `i32`
   --> src/movepick.rs:242:29
    |
242 |                 entry.score -= wall_pawns_malus;
    |                             ^^ no implementation for `i32 -= usize`
    |
    = help: the trait `SubAssign<usize>` is not implemented for `i32`
help: the following other types implement trait `SubAssign<Rhs>`
   --> /rustc/01f6ddf7588f42ae2d7eb0a2f21d44e8e96674cf/library/core/src/ops/arith.rs:871:1
    |
    = note: `i32` implements `SubAssign<&i32>`
    |
    = note: `i32` implements `SubAssign`
    = note: this error originates in the macro `sub_assign_impl` (in Nightly builds, run with -Z macro-backtrace for more info)

Some errors have detailed explanations: E0277, E0308.
For more information about an error, try `rustc --explain E0277`.
error: could not compile `reckless` (bin "reckless") due to 2 previous errors
make: *** [Makefile:24: rule] Error 101