refuses to compile for ![no_std] when build target specified, despite libm and libm-force

[rathod-sahaab]

Rust version: 1.81.0

minimum reproducible repo
using no_std to compile for rp2040

for build target thumbv6-none-eabi

I get these errors

Some errors have detailed explanations: E0034, E0308, E0463.
For more information about an error, try `rustc --explain E0034`.
error: could not compile `num-traits` (lib) due to 37 previous errors
Some errors have detailed explanations: E0463, E0599.
For more information about an error, try `rustc --explain E0463`.
error: could not compile `wide` (lib) due to 11 previous errors

/.cargo/registry/src/index.crates.io-6f17d22bba15001f/num-traits-0.2.19/src/ops/euclid.rs:82:17
   |
82 |                 <$t>::rem_euclid(*self, *v)
   |                 ^^^^^^^^^^^^^^^^ -----  -- expected `&f64`, found `f64`
   |                                  |
   |                                  expected `&f64`, found `f64`
...
92 | euclid_forward_impl!(f32 f64);
   | ----------------------------- in this macro invocation
   |