Remove most info from relayed L1->GW priority ops

[StanislavBreadless]

What ❔

Since the server now supports it, it makes sense to remove one of the riskiest parts of the free L1->GW transactions: their side and impact on the operator

Server PR: matter-labs/zksync-era#2813

Why ❔

Checklist

• PR title corresponds to the body of PR (we generate changelog entries from PRs).
• Tests for the changes have been added / updated.
• Documentation comments have been added / updated.

[github-actions]

Changes to gas cost

Generated at commit: 5c0f7bda4e8fc26b233c79c873864d4d620b25a8, compared to commit: 73ddd6d8da49fef0c8adddddea7b5ce287b1cbbe

🧾 Summary (100% most significant diffs)

Contract	Method	Avg (+/-)	%
DummyBridgehubSetter	setAddresses setPendingAdmin stateTransitionManager	-22 ✅ -14 ✅ -22 ✅	-0.04% -0.03% -1.05%
GettersFacetWrapper	getTotalPriorityTxs	+34 ❌	+1.17%
MailboxFacet	bridgehubRequestL2Transaction finalizeEthWithdrawal l2TransactionBaseCost proveL1ToL2TransactionStatus proveL2LogInclusion requestL2Transaction	-43 ✅ +12 ❌ -22 ✅ -4 ✅ -22 ✅ -38 ✅	-0.06% +0.02% -0.50% -0.09% -0.65% -0.04%
DiamondProxy	bridgehubRequestL2Transaction finalizeEthWithdrawal l2TransactionBaseCost proveL1ToL2TransactionStatus proveL2LogInclusion requestL2Transaction	-43 ✅ +22 ❌ -22 ✅ -4 ✅ -22 ✅ -44 ✅	-0.04% +0.03% -0.23% -0.05% -0.34% -0.03%

---

Full diff report 👇

Contract	Deployment Cost (+/-)	Method	Min (+/-)	%	Avg (+/-)	%	Median (+/-)	%	Max (+/-)	%	# Calls (+/-)
DummyBridgehubSetter	4,060,216 (-123,712)	proveL1ToL2TransactionStatus proveL2LogInclusion removeStateTransitionManager setAddresses setPendingAdmin stateTransitionManager	0 (0) 0 (0) 23,833 (0) 51,087 (-22) 25,981 (-22) 564 (-22)	+∞% +∞% 0.00% -0.04% -0.08% -3.75%	1,392 (-5) 1,563 (+35) 25,466 (-3) 51,087 (-22) 41,649 (-14) 2,064 (-22)	-0.36% +2.29% -0.01% -0.04% -0.03% -1.05%	1,002 (-3) 1,128 (0) 25,833 (0) 51,087 (-22) 49,663 (-22) 2,564 (-22)	-0.30% 0.00% 0.00% -0.04% -0.04% -0.85%	3,674 (0) 3,922 (-7) 26,245 (0) 51,087 (-22) 49,879 (-22) 2,564 (-22)	0.00% -0.18% 0.00% -0.04% -0.04% -0.85%	512 (0) 512 (0) 2,048 (0) 512 (0) 1,280 (0) 1,024 (0)
GettersFacetWrapper	1,742,142 (+1,951)	getTotalPriorityTxs	2,929 (+34)	+1.17%	2,929 (+34)	+1.17%	2,929 (+34)	+1.17%	2,929 (+34)	+1.17%	1 (0)
MailboxFacet	2,688,455 (-316,353)	bridgehubRequestL2Transaction finalizeEthWithdrawal l2TransactionBaseCost proveL1ToL2TransactionStatus proveL2LogInclusion requestL2Transaction	2,527 (0) 8,229 (-22) 3,012 (-22) 3,430 (-4) 1,708 (-22) 3,249 (0)	0.00% -0.27% -0.73% -0.12% -1.27% 0.00%	76,386 (-43) 49,104 (+12) 4,395 (-22) 4,398 (-4) 3,374 (-22) 100,348 (-38)	-0.06% +0.02% -0.50% -0.09% -0.65% -0.04%	119,593 (-56) 49,636 (-111) 4,398 (-22) 4,398 (-4) 3,701 (-22) 136,043 (-56)	-0.05% -0.22% -0.50% -0.09% -0.59% -0.04%	123,979 (-56) 49,636 (-111) 4,398 (-22) 5,367 (-4) 5,681 (-22) 162,680 (-56)	-0.05% -0.22% -0.50% -0.07% -0.39% -0.03%	5 (0) 257 (0) 516 (0) 2 (0) 6 (0) 771 (0)
DiamondProxy	1,888,784 (-539,861)	bridgehubRequestL2Transaction finalizeEthWithdrawal l2TransactionBaseCost proveL1ToL2TransactionStatus proveL2LogInclusion requestL2Transaction util_setChainId	34,233 (0) 37,757 (-22) 8,302 (-22) 4,255 (-4) 4,507 (-22) 33,295 (0) 29,011 (0)	0.00% -0.06% -0.26% -0.09% -0.49% 0.00% 0.00%	106,409 (-43) 76,416 (+22) 9,684 (-22) 7,470 (-4) 6,464 (-22) 130,156 (-44) 33,873 (+24)	-0.04% +0.03% -0.23% -0.05% -0.34% -0.03% +0.07%	148,495 (-56) 76,904 (-63) 9,687 (-22) 7,470 (-4) 5,816 (-22) 167,052 (-104) 33,823 (0)	-0.04% -0.08% -0.23% -0.05% -0.38% -0.06% 0.00%	152,881 (-56) 77,192 (-111) 9,687 (-22) 10,686 (-4) 11,018 (-22) 191,191 (-56) 34,195 (0)	-0.04% -0.14% -0.23% -0.04% -0.20% -0.03% 0.00%	5 (0) 257 (0) 516 (0) 2 (0) 6 (0) 771 (0) 519 (0)
MerkleTreeNoSort	534,636 (0)	getProof	2,594 (0)	0.00%	32,741 (-1)	-0.00%	33,193 (0)	0.00%	33,215 (0)	0.00%	277 (0)
DiamondCutTestContract	1,826,396 (+1,881)
DummyHyperchain	2,895,189 (-318,385)
DummySharedBridge	1,310,803 (-12)
GettersFacet	922,106 (+1,944)
RelayedSLDAValidator	631,076 (-12)
DefaultUpgrade	1,332,833 (-12)

[github-actions]

Coverage after merging sb-remove-most-info-from-priority-ops into sync-layer-stable will be

87.09%

Coverage Report

File	Stmts	Branches	Funcs	Lines	Uncovered Lines
../da-contracts/contracts
RollupL1DAValidator.sol	61.04%	31.25%	83.33%	67.27%	145, 148, 148, 148, 150, 183–184, 187–188, 27, 27–28, 30, 30–31, 34, 36–37, 41–42, 65, 67, 67, 67–68, 70, 80, 80–81
contracts/bridge
BridgeHelper.sol	100%	100%	100%	100%
L1AssetRouter.sol	93.95%	85.07%	94.87%	96.63%	139–140, 155–156, 216, 236, 285, 338, 390, 550, 571, 613, 732–733, 754–755, 896
L1ERC20Bridge.sol	97.50%	100%	100%	96.55%	116
L1NativeTokenVault.sol	92.31%	93.33%	78.57%	94.19%	175–176, 256, 284, 289, 46–47
contracts/bridgehub
Bridgehub.sol	67.11%	36.36%	77.50%	77.72%	109, 109, 109, 114, 120, 125, 130, 162–163, 206, 206–207, 209–210, 210, 210–211, 217–218, 218, 218–219, 219, 219, 221–222, 222, 222–223, 231–232, 246–247, 294–295, 325–326, 328–329, 331–333, 335–336, 339–340, 346, 348–349, 351–352, 379–380, 390–391, 394, 422, 446–448, 451, 451–452, 496, 504–506, 510, 510–511, 513, 527–528, 540–541, 576, 595–596, 675, 678–679, 683–684, 711–712, 721, 766, 771, 776, 781
MessageRoot.sol	91.07%	63.64%	100%	96.97%	116–117, 148, 69, 87
STMDeploymentTracker.sol	79.07%	50%	90%	94.74%	115, 119, 34, 41, 64, 91, 94, 96
contracts/common
ReentrancyGuard.sol	90%	66.67%	100%	92.86%	78–79
contracts/common/libraries
DataEncoding.sol	80%	100%	100%	66.67%	72, 80
DynamicIncrementalMerkle.sol	74.42%	100%	80%	72.22%	67–70, 72–74, 76–78
FullMerkle.sol	100%	100%	100%	100%
L2ContractHelper.sol	47.06%	0%	60%	54.17%	100, 104, 29–30, 35–36, 39–40, 54, 56, 56–57, 61, 61–62, 70
Merkle.sol	96.61%	90.91%	100%	97.67%	80–81
MessageHashing.sol	100%	100%	100%	100%
SemVer.sol	100%	100%	100%	100%
UncheckedMath.sol	100%	100%	100%	100%
UnsafeBytes.sol	100%	100%	100%	100%
contracts/governance
ChainAdmin.sol	17.86%	0%	20%	21.05%	27–28, 39–40, 47–48, 56, 56–57, 60, 62–63, 63, 66, 69, 78, 78–79, 81
Governance.sol	98.15%	94.74%	100%	98.55%	44–45
contracts/state-transition
StateTransitionManager.sol	66.88%	33.33%	58.82%	77.45%	108, 137–138, 140–141, 143–144, 146–147, 202–203, 247, 254, 272, 278, 285, 297, 304, 311, 319, 326, 334, 341, 359, 361, 426, 445, 445, 445, 448, 448, 448, 450, 463, 468, 493, 74, 87–88
TestnetVerifier.sol	77.78%	66.67%	100%	75%	16, 32
ValidatorTimelock.sol	95.38%	83.33%	100%	95.45%	210, 83–84
Verifier.sol	89.88%	35.71%	96.30%	90.93%	1673–1674, 287–302, 305–308, 311–318, 321–328, 331–332, 335–336, 339, 384–385, 395–396, 406–407, 417–418, 428–429, 444–445, 454, 454–455, 904–905
contracts/state-transition/chain-deps
DiamondInit.sol	78%	45.45%	100%	86.49%	39–40, 42–43, 45–46, 48–49, 51–52, 77
DiamondProxy.sol	92.31%	75%	100%	100%	16, 27
contracts/state-transition/chain-deps/facets
Admin.sol	73.93%	38.18%	90.91%	85.82%	104–105, 115–116, 130, 130–131, 133–134, 157, 157, 157–158, 158, 158, 160, 239, 241, 254–255, 261, 278, 289–290, 295, 307, 307, 309, 309, 309, 315, 315, 315–316, 316, 316–318, 318, 318–319, 319, 319–321, 348, 350, 354, 363, 373, 377, 40, 40
Executor.sol	78.32%	64.94%	92.86%	81.37%	119–120, 201, 207–208, 208–209, 211, 211–212, 224, 224, 228, 228, 228, 252–253, 270, 273, 319, 319–320, 324, 328, 330–331, 337–338, 357–360, 362, 37, 418, 418, 418–421, 423, 426, 429–430, 447, 450–451, 453–455, 468–470, 531–532, 540–541, 563–564, 574–575, 626–627, 653–654
Getters.sol	82.91%	66.67%	82.22%	84.85%	115, 118, 129, 132, 174, 227, 233, 237, 65, 70, 85, 90
Mailbox.sol	82.52%	70.59%	90%	83.80%	153, 188, 198, 207–208, 233, 237, 237, 237, 240, 242–243, 245, 250, 252, 255–257, 262–265, 267–268, 274, 274, 274, 276, 279–280, 372–373, 54
ZkSyncHyperchainBase.sol	70.59%	66.67%	75%	70.59%	59, 59–60, 66, 66–67, 73, 76
contracts/state-transition/data-availability
CalldataDA.sol	100%	100%	100%	100%
CalldataDAGateway.sol	85.71%	66.67%	100%	100%	27–28
RelayedSLDAValidator.sol	96.67%	83.33%	100%	100%	94
contracts/state-transition/libraries