Add loop contracts and harness for small_slice_eq
#122
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The method |
celinval
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Oct 21, 2024
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Move `any_slice_from_array` to `kani_core` so that we can call them in verify-rust-std (an example harness in model-checking/verify-rust-std#122). By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 and MIT licenses.
celinval
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Nov 8, 2024
| @@ -230,6 +230,7 @@ | |||
| #![feature(unboxed_closures)] | |||
| #![feature(unsized_fn_params)] | |||
| #![feature(with_negative_coherence)] | |||
| #![feature(proc_macro_hygiene)] | |||
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why do we need this? I would prefer not enabling any new feature in the standard library
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It is required to use macro for loops.
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Error I got without the feature suggests to include it.
error[E0658]: custom attributes cannot be applied to expressions
--> simple_while_loop_not_enabled.rs:15:5
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15 | #[kani::loop_invariant(x >= 2)]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: see issue #54727 <https://github.com/rust-lang/rust/issues/54727> for more information
= help: add `#![feature(proc_macro_hygiene)]` to the crate attributes to enable
= note: this compiler was built on 2024-11-02; consider upgrading it if it is out of date
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Porting from https://github.com/model-checking/kani/blob/main/tests/expected/loop-contract/small_slice_eq.rs
The cbmc argument
--object-bits 8is needed to avoid running out of memory for the harness.By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 and MIT licenses.