krnl crate looking for krnl-cache.rs in root dir resulting in no such file or directory (os error 2) on macOS

[Leif Adamec Rydenfalk]

General information

compiler: stable-x86_64-apple-darwin
os: macOS Sonoma 14.4.1 (23E224)

Errors received

user project % cargo run
Compiling project v0.1.0 (/Users/user/project)
error: couldn't read /Users/user/project/krnl-cache.rs: No such file or directory (os error 2)
--> src/main.rs:8:1
|
8 | #[module]
| ^^^^^^^^^
|
= note: this error originates in the macro include (in Nightly builds, run with -Z macro-backtrace for more info)

error: could not compile project (bin "project") due to 1 previous error

With macro_backtrace flag (nightly)

user project % cargo +nightly rustc -- -Z macro-backtrace
Compiling project v0.1.0 (/Users/user/project)
error: couldn't read /Users/user/project/krnl-cache.rs: No such file or directory (os error 2)
--> src/main.rs:8:1
|
8 | #[module]
| ^^^^^^^^^ in this macro invocation
|
::: /Users/user/.rustup/toolchains/nightly-x86_64-apple-darwin/lib/rustlib/src/rust/library/core/src/macros/mod.rs:1520:5
|
1520 | macro_rules! include {
| -------------------- in this expansion of include!

error: could not compile project (bin "project") due to 1 previous error

Reproduce this issue

Barebones project: project.zip

Instructions:

1. Download file.

2. Unzip.

3. cargo run or cargo +nightly rustc -- -Z macro-backtrace

[Leif Adamec Rydenfalk]

Make it more clear in README.md that krn-cache.rs together with krnlc is required, along with easy copy and paste instructions for installation?