* Fix an issue in a proof of the hashmap

* Improve scalar_decr_tac

* Improve the error message of scalar_tac and add the missing Termination.lean

* Make progress on the proofs of the hashmap

* Make a minor modification to the hashmap

* Make progress on the hashmap

* Make progress on the proofs

* Make progress on the proofs

* Make progress on the proof of the hashmap

* Progress on the proofs of the hashmap

* Update a proof

* Update the Charon pin

* Make minor modifications to the hashmap

* Regenerate the tests

* Regenerate the hashmap

* Add lemmas to the Lean backend

* Make progress on the proofs of the hashmap

* Make a minor fix

* Finish the proof about the hashmap

* Update scalar_tac

* Make a minor modification in the hashmap

* Update the proofs of the hashmap

---------

Co-authored-by: Son Ho <sonho@Sons-MacBook-Pro.local>
Co-authored-by: Son Ho <sonho@Sons-MBP.lan>

* support for renaming using the rename attribute in charon

* support for global decl

* add support for renaming field

* applied suggested changes and began adding support for variant

* finished support for renaming variant

* applied suggested changes

* add tests

* fixed variant and field renaming

* update charon-pin

* update flake.lock

* Update the charon pin

* Fix an issue with renaming trait method implementations

* Fix an issue with the renaming of trait implementations

* Fix an issue when renaming enumerations

* Update the Charon pin

* Fix the F* tests

* Fix an issue with the spans for the loops

* Fix the tests

* Update a comment

* Use fuel in the coq tests

* Generate the template decreases clauses by default

---------

Co-authored-by: Escherichia <escherichia@charlotte>
Co-authored-by: Son Ho <hosonmarc@gmail.com>