(diagnostic
  (schema slovo.diagnostic)
  (version 1)
  (severity error)
  (code ParameterShadowsCallable)
  (message "parameter `alloc` conflicts with a compiler-known callable name")
  (file "<fixture>")
  (span
    (bytes 27 32)
    (range 4 12 4 17)
  )
  (hint "choose a parameter name distinct from compiler-known callable names")
)