* spark-based commitments to R1CS matrices

* small fixes

* fix padding

* update version

* generalize the slice implementation

* bump the version

* simplify transcript engine usage

* update version

* checkpoint

* simplify further

* checkpoint

* gens --> ck

* update benches

* address clippy

* cleanup

* update version

* pass only one multilinear polynomial to EE

* update version

* simplify trait requirements

* update version

* enable neptune gpu hashing

* Disable clippy on GPU

make spartan generic over the evaluation engine

update version

disable Wasm CI check

* Clippy with Rust 1.67

* Clippy/Rustfmt with Rust 1.66.1

* Bump commit.

* Bump commit.

* (WIP) Add serde support

* Minor fixes

* Use neptune const generics

* Use git patches

* Impl serde for CompressedSNARK

* Update dependencies, revert to typenum

* Formatting

* Update bellperson-nonnative patch

* Cleanup

* Remove bellperson-nonnative fork

* Switch back to fil_pasta_curves

* Update forked dependencies

* Cleanup

* Remove unnecessary patch

* Update to lurk-pasta-msm

---------

Co-authored-by: porcuquine <porcuquine@users.noreply.github.com>

* Add Wasm support

* Use SeedableRng for Wasm randomness

* Fix tests

* Formatting

* WASM target support

* fast multiexp for WASM

* add parallelisation for MSM

https://github.com/zcash/halo2/blob/main/halo2_proofs/src/arithmetic.rs

* update crate versions

* fix clippy issues

* cargo fmt

* optimize ECC ops

* update version

* integrate with neptune's sponge

* fix clippy warning

* add checks to ensure at most one squeeze

* add checks to ensure at most one squeeze

* update crates to their latest version

* use latest pasta-msm

* rename methods for better clarity

* rename

* Bump version

* support non-determinism with small changes to the interface

* update benches to use the new API

* add an example that exercises non-deterministic advice at each step of recursion

* tiny rename

* Address clippy; update version

* Add asserts for constraint count

* switch to Standard strength

* update version and README

* move tests to bellperson adapter and remove tests folder; make bellperson adapter private

* add benches

* fix error

* put snark in a black_box when benchmarking verification time

* fix error in benches

* use pasta_msm crate for MSM

* add repr-c to pasta_curves

* add +stable

* update pasta-msm version

* Fix dependencies

* Replace rug with num-bigint

* implement transcript methods for various types

* address clippy

* add shape to transcript

* fix build

* switch to stable

* remove send + sync

* introduce a new associative type to capture any form of preprocessing on group elements

* update pasta_curves version

* simplify trait requirements

* fix clippy

* Bump commit.

* Add wasm support

* Add nix build

* Update bellperson

* Update bellperson

* Remove Nix

* Remove .envrc

* Always use bellperson

* Use updated bellperson-nonnative

* Update bellperson-nonnative

Co-authored-by: porcuquine <porcuquine@users.noreply.github.com>
Co-authored-by: Anders Christiansen Sørby <anders@sorby.xyz>

This PR updates the crate versions of neptune, bellperson, and bellperson-nonnative to the latest.

* PrimeField --> ff::PrimeField

* cargo fmt

* ECC scalar multiplication (first draft)

* fix clippy nits

* start implementing the ro gadget: 1st design Poseidon + truncate

* truncate to 128 bits

* implement add + double in constraints

* finish implementing constraints for ecc

* cargo fmt

* input of smul should be an array of bits

* cleanup ro a bit. Make the challenge returned be a vec of allocated bits

* switch to neptune 6.0

* start implementing high level circuit

* incomplete version of the verifier circuit with many TODOS

* optimize ecc ops. add i ==0 case to the circuit

* fix 0/1 constants at the circuit

* wrap CompressedGroupElement of Pallas and Vesta

* cargo fmt

* generate poseidon constants once instead of every time we call get_challenge

* Implement RO-based poseidon to use outside of circuit. Reorganize the repo

* add inner circuit to verification circuit

* start adding folding of the io. there is an error in the first call to  mult_mod

* add test to check that bellperson-nonnative is compatible with nova

* remove swap file

* add another test that fails

* add inputs to the circuits in tests

* rename q to m in circuit.rs. add more tests in test_bellperson_non_native. change a in test_mult_mod to expose error

* push test for equal_with_carried. fix the issue is src/r1cs.rs

* cargo fmt + update the verifier circuit: add folding of X and update all hashes with X

* make limb_width and n_limbs parameters

* make params part of h1

* allocate the field order as constant. add check that z0 == zi when i == 0

* fix error in test_poseidon_ro

* remove merge error

* small fixes

* small fixes to comments

* clippy lints

* small edits; rename tests

* move inputize before from_num

* _limbs --> _bn

* _limbs --> _bn

Co-authored-by: Ioanna <iontzialla@gmail.com>

Co-authored-by: porcuquine <porcuquine@users.noreply.github.com>

Co-authored-by: porcuquine <porcuquine@users.noreply.github.com>