Merge branch 'master' into mw/blob-abi-errs

.github/ensure-builder/action.yml

@@ -70,7 +70,7 @@ runs:
         ec2_subnet_id: subnet-4cfabd25
         ec2_security_group_id: sg-0ccd4e5df0dcca0c9
         ec2_key_name: "build-instance"
-        ec2_instance_tags: '[{"Key": "Keep-Alive", "Value": "true"},{"Key": "Builder", "Value": "true"}]'
+        ec2_instance_tags: '[{"Key": "Builder", "Value": "true"}]'
     # This disambiguates from 'tester'
     - name: Set BUILDER_SPOT_IP and BUILDER_SPOT_KEY
       shell: bash
@@ -100,4 +100,4 @@ runs:
     - name: Report Exit Code
       shell: bash
       if: steps.test.outputs.exit_code != '155' || inputs.spot_strategy == 'None'
-      run: exit ${{ steps.test.outputs.exit_code }}
+      run: exit ${{ steps.test.outputs.exit_code }}

.github/ensure-tester/action.yml

@@ -78,7 +78,6 @@ runs:
         ec2_subnet_id: subnet-4cfabd25
         ec2_security_group_id: sg-0ccd4e5df0dcca0c9
         ec2_key_name: "build-instance"
-        ec2_instance_tags: '[{"Key": "Keep-Alive", "Value": "true"}]'
 
     - name: Ensure Tester Cleanup
       uses: gacts/run-and-post-run@v1
@@ -107,4 +106,4 @@ runs:
     - name: Report Exit Code
       shell: bash
       if: steps.test.outputs.exit_code != '155' || inputs.spot_strategy == 'None'
-      run: exit ${{ steps.test.outputs.exit_code }}
+      run: exit ${{ steps.test.outputs.exit_code }}

.noir-sync-commit

@@ -1 +1 @@
-c8a25b52a484115663cccf614bbebe3ca11778f3
+ebc4d2cf2b91658a10393733407f33d50a0faaf1

.release-please-manifest.json

@@ -1,7 +1,7 @@
 {
-  ".": "0.68.2",
+  ".": "0.69.0",
   "yarn-project/cli": "0.35.1",
-  "yarn-project/aztec": "0.68.2",
-  "barretenberg": "0.68.2",
-  "barretenberg/ts": "0.68.2"
+  "yarn-project/aztec": "0.69.0",
+  "barretenberg": "0.69.0",
+  "barretenberg/ts": "0.69.0"
 }

CHANGELOG.md

@@ -1,5 +1,74 @@
 # Changelog
 
+## [0.69.0](https://github.com/AztecProtocol/aztec-packages/compare/aztec-packages-v0.68.2...aztec-packages-v0.69.0) (2025-01-03)
+
+
+### ⚠ BREAKING CHANGES
+
+* Switch to using `jsonrpsee` for foreign calls; refactor `run_test`; foreign call layering (https://github.com/noir-lang/noir/pull/6849)
+
+### Features
+
+* **docs:** Algolia -> typesense ([#9698](https://github.com/AztecProtocol/aztec-packages/issues/9698)) ([e082063](https://github.com/AztecProtocol/aztec-packages/commit/e0820636bce47d9e8ec3f8c20358d9d4cae0041e))
+* Encapsulated UltraHonk Vanilla IVC ([#10900](https://github.com/AztecProtocol/aztec-packages/issues/10900)) ([fd5f611](https://github.com/AztecProtocol/aztec-packages/commit/fd5f611aca60c9c906a6440fdb5683794a183d53))
+* **LSP:** Suggest trait methods from where clauses (https://github.com/noir-lang/noir/pull/6915) ([dc12c2b](https://github.com/AztecProtocol/aztec-packages/commit/dc12c2b678e0c450c05cbd4748296e17ae73860b))
+* **ssa:** Hoist add and mul binary ops using known induction variables (https://github.com/noir-lang/noir/pull/6910) ([dc12c2b](https://github.com/AztecProtocol/aztec-packages/commit/dc12c2b678e0c450c05cbd4748296e17ae73860b))
+* Switch to using `jsonrpsee` for foreign calls; refactor `run_test`; foreign call layering (https://github.com/noir-lang/noir/pull/6849) ([dc12c2b](https://github.com/AztecProtocol/aztec-packages/commit/dc12c2b678e0c450c05cbd4748296e17ae73860b))
+* Use full IPA recursive verifier in root rollup ([#10962](https://github.com/AztecProtocol/aztec-packages/issues/10962)) ([37095ce](https://github.com/AztecProtocol/aztec-packages/commit/37095ceba560ad66516467387d186b5afd19a6e0))
+* Warn on trait method visibility (https://github.com/noir-lang/noir/pull/6923) ([dc12c2b](https://github.com/AztecProtocol/aztec-packages/commit/dc12c2b678e0c450c05cbd4748296e17ae73860b))
+
+
+### Bug Fixes
+
+* Bigint builtins are foreigns (https://github.com/noir-lang/noir/pull/6892) ([2d3805a](https://github.com/AztecProtocol/aztec-packages/commit/2d3805a3b682b27bf6275c547b4b3d68d214eebe))
+* **ci:** Acir bench ([#11021](https://github.com/AztecProtocol/aztec-packages/issues/11021)) ([9eaa109](https://github.com/AztecProtocol/aztec-packages/commit/9eaa10983b26616876099896accb0e3093ae8d20))
+* Consistent file_id across installation paths (https://github.com/noir-lang/noir/pull/6912) ([2d3805a](https://github.com/AztecProtocol/aztec-packages/commit/2d3805a3b682b27bf6275c547b4b3d68d214eebe))
+* Remove unnecessary cast in bit-shift (https://github.com/noir-lang/noir/pull/6890) ([2d3805a](https://github.com/AztecProtocol/aztec-packages/commit/2d3805a3b682b27bf6275c547b4b3d68d214eebe))
+* Revert "feat(docs): algolia -> typesense" also fix boxes-test ([#11016](https://github.com/AztecProtocol/aztec-packages/issues/11016)) ([a1a4d76](https://github.com/AztecProtocol/aztec-packages/commit/a1a4d760b950ab563fd51b0c73dc0e06dcfe7fed))
+* Small fixes for sepolia deployments ([#10915](https://github.com/AztecProtocol/aztec-packages/issues/10915)) ([37d69bf](https://github.com/AztecProtocol/aztec-packages/commit/37d69bf5601b8f2c7e54f5b69b0376c4eddf10c1))
+* Update prompted foundry install command ([#10995](https://github.com/AztecProtocol/aztec-packages/issues/10995)) ([cd59f2e](https://github.com/AztecProtocol/aztec-packages/commit/cd59f2ef651b38da642009aa2a00c3fe710aa8e6))
+* Use explicit read transactions ([#10911](https://github.com/AztecProtocol/aztec-packages/issues/10911)) ([2a8e01c](https://github.com/AztecProtocol/aztec-packages/commit/2a8e01cc9f9ca77e75991bd584d6752e120c9db6))
+
+
+### Miscellaneous
+
+* Add `Instruction::Noop` (https://github.com/noir-lang/noir/pull/6899) ([2d3805a](https://github.com/AztecProtocol/aztec-packages/commit/2d3805a3b682b27bf6275c547b4b3d68d214eebe))
+* Add `rollup_root` and `rollup_block_merge` to tracked protocol circuits (https://github.com/noir-lang/noir/pull/6903) ([2d3805a](https://github.com/AztecProtocol/aztec-packages/commit/2d3805a3b682b27bf6275c547b4b3d68d214eebe))
+* Add if/loop tip (separate from no-predicate [#5657](https://github.com/AztecProtocol/aztec-packages/issues/5657)) (https://github.com/noir-lang/noir/pull/6806) ([dc12c2b](https://github.com/AztecProtocol/aztec-packages/commit/dc12c2b678e0c450c05cbd4748296e17ae73860b))
+* Add rollup circuits to memory reports (https://github.com/noir-lang/noir/pull/6897) ([dc12c2b](https://github.com/AztecProtocol/aztec-packages/commit/dc12c2b678e0c450c05cbd4748296e17ae73860b))
+* Add spypsy to nightly canary ([#10961](https://github.com/AztecProtocol/aztec-packages/issues/10961)) ([4dca8f5](https://github.com/AztecProtocol/aztec-packages/commit/4dca8f53b36206bcc34e9e502f7cd3674fb8e9c4))
+* Add version number when starting sandbox ([#10935](https://github.com/AztecProtocol/aztec-packages/issues/10935)) ([c8dcd8f](https://github.com/AztecProtocol/aztec-packages/commit/c8dcd8f3e50e6447e1e7a09d768b3aff5f17044b))
+* Bump rc1 tps ([#11012](https://github.com/AztecProtocol/aztec-packages/issues/11012)) ([52176f7](https://github.com/AztecProtocol/aztec-packages/commit/52176f7386f100c894dac40abd3c3ffcf4f6b3b1))
+* **ci:** Memory reports for execution (https://github.com/noir-lang/noir/pull/6907) ([dc12c2b](https://github.com/AztecProtocol/aztec-packages/commit/dc12c2b678e0c450c05cbd4748296e17ae73860b))
+* Cl/ci3.2 ([#10919](https://github.com/AztecProtocol/aztec-packages/issues/10919)) ([49dacc3](https://github.com/AztecProtocol/aztec-packages/commit/49dacc3378a339f8cc36971b630c52952249f60c))
+* Clean up translator circuit builder function definitions  ([#10944](https://github.com/AztecProtocol/aztec-packages/issues/10944)) ([f6fef05](https://github.com/AztecProtocol/aztec-packages/commit/f6fef05119af7714d60f00c52455e52bdfa98288))
+* Disable broken honk test ([#11010](https://github.com/AztecProtocol/aztec-packages/issues/11010)) ([8ad239a](https://github.com/AztecProtocol/aztec-packages/commit/8ad239a7cddcde8df610e9c0287681fc12cca306))
+* Disable tt test ([#10999](https://github.com/AztecProtocol/aztec-packages/issues/10999)) ([d9d64c3](https://github.com/AztecProtocol/aztec-packages/commit/d9d64c39a09774110ef6419831c8e5ca0e322ed1))
+* Document format strings (https://github.com/noir-lang/noir/pull/6920) ([dc12c2b](https://github.com/AztecProtocol/aztec-packages/commit/dc12c2b678e0c450c05cbd4748296e17ae73860b))
+* Fix flake in e2e-block-build ([#11002](https://github.com/AztecProtocol/aztec-packages/issues/11002)) ([2a2932e](https://github.com/AztecProtocol/aztec-packages/commit/2a2932e1b59462560f0be728469a7977fbb41c6f))
+* Fix mac build ([#10963](https://github.com/AztecProtocol/aztec-packages/issues/10963)) ([158afc4](https://github.com/AztecProtocol/aztec-packages/commit/158afc4cd34a9fc9cb41bcb083b5197eae1ce442))
+* Fix warning (https://github.com/noir-lang/noir/pull/6927) ([dc12c2b](https://github.com/AztecProtocol/aztec-packages/commit/dc12c2b678e0c450c05cbd4748296e17ae73860b))
+* Fix warnings in avm transpiler ([#11001](https://github.com/AztecProtocol/aztec-packages/issues/11001)) ([07c5b7f](https://github.com/AztecProtocol/aztec-packages/commit/07c5b7fb336a6df88c23693118bb8e6fa07423dd))
+* Move implementation of print foreign call into `nargo` (https://github.com/noir-lang/noir/pull/6865) ([dc12c2b](https://github.com/AztecProtocol/aztec-packages/commit/dc12c2b678e0c450c05cbd4748296e17ae73860b))
+* Prover.tomls fix ([#11011](https://github.com/AztecProtocol/aztec-packages/issues/11011)) ([565a67b](https://github.com/AztecProtocol/aztec-packages/commit/565a67b94ca88e1a632c616ea3f7079dd081c627))
+* Redo typo PR by Anon-im ([#11009](https://github.com/AztecProtocol/aztec-packages/issues/11009)) ([2044c58](https://github.com/AztecProtocol/aztec-packages/commit/2044c58387b5687658f190cf1b4a078a036eabc0))
+* Redo typo PR by Hack666r ([#10992](https://github.com/AztecProtocol/aztec-packages/issues/10992)) ([018f11e](https://github.com/AztecProtocol/aztec-packages/commit/018f11e39266423376b3a56afbc8aaf54b4de31d))
+* Redo typo PR by MonkeyKing44 ([#10996](https://github.com/AztecProtocol/aztec-packages/issues/10996)) ([faca458](https://github.com/AztecProtocol/aztec-packages/commit/faca458adda3139e92dcb2709f2c087c85842dd8))
+* Redo typo PR by panditdhamdhere ([#11026](https://github.com/AztecProtocol/aztec-packages/issues/11026)) ([8a6de5b](https://github.com/AztecProtocol/aztec-packages/commit/8a6de5b7bece0b7b18d3b1909d1d51d6bd2765b7))
+* Redo typo PR by petryshkaCODE ([#10993](https://github.com/AztecProtocol/aztec-packages/issues/10993)) ([0c6a4be](https://github.com/AztecProtocol/aztec-packages/commit/0c6a4bee82c62a522f69756f0d233ec637cd1a7a))
+* Redo typo PR by VitalikBerashvili ([#10994](https://github.com/AztecProtocol/aztec-packages/issues/10994)) ([da36da4](https://github.com/AztecProtocol/aztec-packages/commit/da36da48560d3610b2d9abf1a56c47d1b28cf9a1))
+* Redo typo PR by whitetechna ([#10997](https://github.com/AztecProtocol/aztec-packages/issues/10997)) ([89a2bd7](https://github.com/AztecProtocol/aztec-packages/commit/89a2bd7fa403ed0ba5472144b7c13d3ab7ab930b))
+* Release Noir(1.0.0-beta.1) (https://github.com/noir-lang/noir/pull/6622) ([2d3805a](https://github.com/AztecProtocol/aztec-packages/commit/2d3805a3b682b27bf6275c547b4b3d68d214eebe))
+* Remove unused dependency (https://github.com/noir-lang/noir/pull/6922) ([dc12c2b](https://github.com/AztecProtocol/aztec-packages/commit/dc12c2b678e0c450c05cbd4748296e17ae73860b))
+* Replace relative paths to noir-protocol-circuits ([6b34449](https://github.com/AztecProtocol/aztec-packages/commit/6b344493a8e0c2e4d9ac67f037f9202dfe38c83c))
+* Replace relative paths to noir-protocol-circuits ([11f8a42](https://github.com/AztecProtocol/aztec-packages/commit/11f8a42c1503386c2323c5305c1058853ac05711))
+* Use ssa parser in flattening pass tests (https://github.com/noir-lang/noir/pull/6868) ([dc12c2b](https://github.com/AztecProtocol/aztec-packages/commit/dc12c2b678e0c450c05cbd4748296e17ae73860b))
+
+
+### Documentation
+
+* Remove links to (outdated) protocol specs ([#10831](https://github.com/AztecProtocol/aztec-packages/issues/10831)) ([4874d95](https://github.com/AztecProtocol/aztec-packages/commit/4874d95a7fd7103178820724a637479bea39fe0a))
+
 ## [0.68.2](https://github.com/AztecProtocol/aztec-packages/compare/aztec-packages-v0.68.1...aztec-packages-v0.68.2) (2024-12-24)
 
 

barretenberg/.gitrepo

@@ -6,7 +6,7 @@
 [subrepo]
 remote = https://github.com/AztecProtocol/barretenberg
 	branch = master
-	commit = e50b5c03a005fc294414b3b9c103bb17e42598fa
-	parent = 9eaa10983b26616876099896accb0e3093ae8d20
+	commit = 2354a10f3f13cbe651d9cc4a5f09ce29ee67b07a
+	parent = 94b6c8641d4dd5b2788bc91c735e82a48504400a
 	method = merge
 	cmdver = 0.4.6

barretenberg/CHANGELOG.md

@@ -1,5 +1,37 @@
 # Changelog
 
+## [0.69.0](https://github.com/AztecProtocol/aztec-packages/compare/barretenberg-v0.68.2...barretenberg-v0.69.0) (2025-01-03)
+
+
+### Features
+
+* Encapsulated UltraHonk Vanilla IVC ([#10900](https://github.com/AztecProtocol/aztec-packages/issues/10900)) ([fd5f611](https://github.com/AztecProtocol/aztec-packages/commit/fd5f611aca60c9c906a6440fdb5683794a183d53))
+* Use full IPA recursive verifier in root rollup ([#10962](https://github.com/AztecProtocol/aztec-packages/issues/10962)) ([37095ce](https://github.com/AztecProtocol/aztec-packages/commit/37095ceba560ad66516467387d186b5afd19a6e0))
+
+
+### Bug Fixes
+
+* Bigint builtins are foreigns (https://github.com/noir-lang/noir/pull/6892) ([2d3805a](https://github.com/AztecProtocol/aztec-packages/commit/2d3805a3b682b27bf6275c547b4b3d68d214eebe))
+* **ci:** Acir bench ([#11021](https://github.com/AztecProtocol/aztec-packages/issues/11021)) ([9eaa109](https://github.com/AztecProtocol/aztec-packages/commit/9eaa10983b26616876099896accb0e3093ae8d20))
+* Consistent file_id across installation paths (https://github.com/noir-lang/noir/pull/6912) ([2d3805a](https://github.com/AztecProtocol/aztec-packages/commit/2d3805a3b682b27bf6275c547b4b3d68d214eebe))
+* Remove unnecessary cast in bit-shift (https://github.com/noir-lang/noir/pull/6890) ([2d3805a](https://github.com/AztecProtocol/aztec-packages/commit/2d3805a3b682b27bf6275c547b4b3d68d214eebe))
+
+
+### Miscellaneous
+
+* Add `Instruction::Noop` (https://github.com/noir-lang/noir/pull/6899) ([2d3805a](https://github.com/AztecProtocol/aztec-packages/commit/2d3805a3b682b27bf6275c547b4b3d68d214eebe))
+* Add `rollup_root` and `rollup_block_merge` to tracked protocol circuits (https://github.com/noir-lang/noir/pull/6903) ([2d3805a](https://github.com/AztecProtocol/aztec-packages/commit/2d3805a3b682b27bf6275c547b4b3d68d214eebe))
+* Cl/ci3.2 ([#10919](https://github.com/AztecProtocol/aztec-packages/issues/10919)) ([49dacc3](https://github.com/AztecProtocol/aztec-packages/commit/49dacc3378a339f8cc36971b630c52952249f60c))
+* Clean up translator circuit builder function definitions  ([#10944](https://github.com/AztecProtocol/aztec-packages/issues/10944)) ([f6fef05](https://github.com/AztecProtocol/aztec-packages/commit/f6fef05119af7714d60f00c52455e52bdfa98288))
+* Disable broken honk test ([#11010](https://github.com/AztecProtocol/aztec-packages/issues/11010)) ([8ad239a](https://github.com/AztecProtocol/aztec-packages/commit/8ad239a7cddcde8df610e9c0287681fc12cca306))
+* Fix mac build ([#10963](https://github.com/AztecProtocol/aztec-packages/issues/10963)) ([158afc4](https://github.com/AztecProtocol/aztec-packages/commit/158afc4cd34a9fc9cb41bcb083b5197eae1ce442))
+* Redo typo PR by Anon-im ([#11009](https://github.com/AztecProtocol/aztec-packages/issues/11009)) ([2044c58](https://github.com/AztecProtocol/aztec-packages/commit/2044c58387b5687658f190cf1b4a078a036eabc0))
+* Redo typo PR by Hack666r ([#10992](https://github.com/AztecProtocol/aztec-packages/issues/10992)) ([018f11e](https://github.com/AztecProtocol/aztec-packages/commit/018f11e39266423376b3a56afbc8aaf54b4de31d))
+* Redo typo PR by MonkeyKing44 ([#10996](https://github.com/AztecProtocol/aztec-packages/issues/10996)) ([faca458](https://github.com/AztecProtocol/aztec-packages/commit/faca458adda3139e92dcb2709f2c087c85842dd8))
+* Redo typo PR by petryshkaCODE ([#10993](https://github.com/AztecProtocol/aztec-packages/issues/10993)) ([0c6a4be](https://github.com/AztecProtocol/aztec-packages/commit/0c6a4bee82c62a522f69756f0d233ec637cd1a7a))
+* Redo typo PR by VitalikBerashvili ([#10994](https://github.com/AztecProtocol/aztec-packages/issues/10994)) ([da36da4](https://github.com/AztecProtocol/aztec-packages/commit/da36da48560d3610b2d9abf1a56c47d1b28cf9a1))
+* Release Noir(1.0.0-beta.1) (https://github.com/noir-lang/noir/pull/6622) ([2d3805a](https://github.com/AztecProtocol/aztec-packages/commit/2d3805a3b682b27bf6275c547b4b3d68d214eebe))
+
 ## [0.68.2](https://github.com/AztecProtocol/aztec-packages/compare/barretenberg-v0.68.1...barretenberg-v0.68.2) (2024-12-24)
 
 

barretenberg/acir_tests/bootstrap.sh

@@ -136,7 +136,7 @@ function test_cmds {
   echo SYS=ultra_honk FLOW=prove_then_verify RECURSIVE=true $run_test assert_statement
   echo SYS=ultra_honk FLOW=prove_then_verify RECURSIVE=true $run_test double_verify_honk_proof
   echo SYS=ultra_honk FLOW=prove_and_verify_program $run_test merkle_insert
-  # echo SYS=ultra_rollup_honk FLOW=prove_then_verify $run_test verify_rollup_honk_proof
+  echo SYS=ultra_rollup_honk FLOW=prove_then_verify $run_test verify_rollup_honk_proof
 
   # barretenberg-acir-tests-bb-client-ivc:
   echo FLOW=prove_then_verify_client_ivc $run_test 6_array

barretenberg/cpp/CMakeLists.txt

@@ -6,7 +6,7 @@ cmake_minimum_required(VERSION 3.24 FATAL_ERROR)
 project(
     Barretenberg
     DESCRIPTION "BN254 elliptic curve library, and PLONK SNARK prover"
-    VERSION 0.68.2 # x-release-please-version
+    VERSION 0.69.0 # x-release-please-version
     LANGUAGES CXX C
 )
 # Insert version into `bb` config file

barretenberg/ts/CHANGELOG.md

@@ -1,5 +1,12 @@
 # Changelog
 
+## [0.69.0](https://github.com/AztecProtocol/aztec-packages/compare/barretenberg.js-v0.68.2...barretenberg.js-v0.69.0) (2025-01-03)
+
+
+### Miscellaneous
+
+* Cl/ci3.2 ([#10919](https://github.com/AztecProtocol/aztec-packages/issues/10919)) ([49dacc3](https://github.com/AztecProtocol/aztec-packages/commit/49dacc3378a339f8cc36971b630c52952249f60c))
+
 ## [0.68.2](https://github.com/AztecProtocol/aztec-packages/compare/barretenberg.js-v0.68.1...barretenberg.js-v0.68.2) (2024-12-24)
 
 

barretenberg/ts/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@aztec/bb.js",
   "packageManager": "[email protected]",
-  "version": "0.68.2",
+  "version": "0.69.0",
   "homepage": "https://github.com/AztecProtocol/aztec-packages/tree/master/barretenberg/ts",
   "license": "MIT",
   "type": "module",

docs/docs/aztec/smart_contracts/functions/function_transforms.md

@@ -192,7 +192,7 @@ fn compute_fn_signature_hash(fn_name: &str, parameters: &[Type]) -> u32 {
 
 - A string representation of the function is created, including the function name and parameter types
 - This signature string is then hashed using Keccak-256
-- The first 4 bytes of the resulting hash are coverted to a u32 integer
+- The first 4 bytes of the resulting hash are converted to a u32 integer
 
 ### Integration into contract interface
 
@@ -274,4 +274,4 @@ Contract artifacts are important because:
 - They help decode function return values in the simulator
 
 ## Further reading
-- [Function attributes and macros](./attributes.md)
+- [Function attributes and macros](./attributes.md)

l1-contracts/src/core/Leonidas.sol

@@ -42,13 +42,17 @@ contract Leonidas is Staking, TimeFns, ILeonidas {
   LeonidasStorage private leonidasStore;
 
   constructor(
-    address _ares,
     IERC20 _stakingAsset,
     uint256 _minimumStake,
+    uint256 _slashingQuorum,
+    uint256 _roundSize,
     uint256 _slotDuration,
     uint256 _epochDuration,
     uint256 _targetCommitteeSize
-  ) Staking(_ares, _stakingAsset, _minimumStake) TimeFns(_slotDuration, _epochDuration) {
+  )
+    Staking(_stakingAsset, _minimumStake, _slashingQuorum, _roundSize)
+    TimeFns(_slotDuration, _epochDuration)
+  {
     GENESIS_TIME = Timestamp.wrap(block.timestamp);
     SLOT_DURATION = _slotDuration;
     EPOCH_DURATION = _epochDuration;