007 identity crosses doors

✓ Passing Passing: the compiler rejects this program as expected.

Code

input.k

Actual compiler output

error[KORU030]: duplicate proto declaration 'Engine' — a proto entry is registered once; the declaration at tests/regression/600_STDLIB/665_PROTO/665_007_identity_crosses_doors/input.k:12 collides with the prior registration at tests/regression/600_STDLIB/665_PROTO/665_007_identity_crosses_doors/input.k:8
  --> tests/regression/600_STDLIB/665_PROTO/665_007_identity_crosses_doors/input.k:12:0

❌ Compiler coordination error: Phantom semantic validation failed
   (set KORU_BACKEND_TRACE=1 for the backend return trace)

Compiler must reject:

Compilation must fail with a diagnostic.

Flows

flow ~proto click a branch to expand · @labels scroll to their anchor
proto (expr: Engine, source: rpm: i32)
flow ~std/proto click a branch to expand · @labels scroll to their anchor
std/proto (Engine, source: rpm: i32)

Test Configuration

MUST_ERROR