function.dfy(8,33): Warning: This ensures clause is part of a bodyless function. Add the {:axiom} attribute to it or the enclosing function to suppress this warning
function.dfy(8,47): Warning: This ensures clause is part of a bodyless function. Add the {:axiom} attribute to it or the enclosing function to suppress this warning
function.dfy(9,36): Warning: This ensures clause is part of a bodyless function. Add the {:axiom} attribute to it or the enclosing function to suppress this warning
function.dfy(9,50): Warning: This ensures clause is part of a bodyless function. Add the {:axiom} attribute to it or the enclosing function to suppress this warning
function.dfy(12,19): Warning: when a function is imported, meaning it has no body and an {:extern} annotation, Dafny can not guarantee that its implementation satisfies its post-conditions (its ensures clauses and outputs that are subset types). To silence this warning, please add an {:axiom} attribute or use the option '--allow-external-contracts'.
function.dfy(13,25): Warning: when a function is imported, meaning it has no body and an {:extern} annotation, Dafny can not guarantee that its implementation satisfies its post-conditions (its ensures clauses and outputs that are subset types). To silence this warning, please add an {:axiom} attribute or use the option '--allow-external-contracts'.

Dafny program verifier finished with 9 verified, 0 errors
Compilation failed because warnings were found and --allow-warnings is false
function.dfy(8,33): Warning: This ensures clause is part of a bodyless function. Add the {:axiom} attribute to it or the enclosing function to suppress this warning
function.dfy(8,47): Warning: This ensures clause is part of a bodyless function. Add the {:axiom} attribute to it or the enclosing function to suppress this warning
function.dfy(9,36): Warning: This ensures clause is part of a bodyless function. Add the {:axiom} attribute to it or the enclosing function to suppress this warning
function.dfy(9,50): Warning: This ensures clause is part of a bodyless function. Add the {:axiom} attribute to it or the enclosing function to suppress this warning
function.dfy(12,19): Warning: when a function is imported, meaning it has no body and an {:extern} annotation, Dafny can not guarantee that its implementation satisfies its post-conditions (its ensures clauses and outputs that are subset types). To silence this warning, please add an {:axiom} attribute or use the option '--allow-external-contracts'.
function.dfy(13,25): Warning: when a function is imported, meaning it has no body and an {:extern} annotation, Dafny can not guarantee that its implementation satisfies its post-conditions (its ensures clauses and outputs that are subset types). To silence this warning, please add an {:axiom} attribute or use the option '--allow-external-contracts'.

Dafny program verifier finished with 9 verified, 0 errors
Compilation failed because warnings were found and --allow-warnings is false
function.dfy(8,33): Warning: This ensures clause is part of a bodyless function. Add the {:axiom} attribute to it or the enclosing function to suppress this warning
function.dfy(8,47): Warning: This ensures clause is part of a bodyless function. Add the {:axiom} attribute to it or the enclosing function to suppress this warning
function.dfy(9,36): Warning: This ensures clause is part of a bodyless function. Add the {:axiom} attribute to it or the enclosing function to suppress this warning
function.dfy(9,50): Warning: This ensures clause is part of a bodyless function. Add the {:axiom} attribute to it or the enclosing function to suppress this warning
function.dfy(12,19): Warning: when a function is imported, meaning it has no body and an {:extern} annotation, Dafny can not guarantee that its implementation satisfies its post-conditions (its ensures clauses and outputs that are subset types). To silence this warning, please add an {:axiom} attribute or use the option '--allow-external-contracts'.
function.dfy(13,25): Warning: when a function is imported, meaning it has no body and an {:extern} annotation, Dafny can not guarantee that its implementation satisfies its post-conditions (its ensures clauses and outputs that are subset types). To silence this warning, please add an {:axiom} attribute or use the option '--allow-external-contracts'.

Dafny program verifier finished with 9 verified, 0 errors
function.dfy(8,9): Error: Function _module._default.Compiled has no body so it cannot be compiled
function.dfy(10,18): Error: Function _module._default.Axiom has no body so it cannot be compiled
function.dfy(17,9): Error: Function _module._default.Fonk has no body so it cannot be compiled
Translation was aborted because errors were found
