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[Certora] Liquidate liveness #621

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Nov 30, 2023
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[Certora] Liquidate liveness #621

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9 changes: 9 additions & 0 deletions certora/specs/Liveness.spec
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Original file line number Diff line number Diff line change
Expand Up @@ -293,6 +293,15 @@ rule liquidateChangesTokens(env e, MorphoInternalAccess.MarketParams marketParam
assert liquidityAfter == liquidityBefore + min(repaidAssets, borrowLoanAssetsBefore);
}

// Check that you can liquidate non-zero tokens by passing shares.
rule canLiquidateByPassingShares(env e, MorphoInternalAccess.MarketParams marketParams, address borrower, uint256 repaidShares, bytes data) {
uint256 seizedAssets;
uint256 repaidAssets;
seizedAssets, repaidAssets = liquidate(e, marketParams, borrower, 0, repaidShares, data);

satisfy seizedAssets != 0 && repaidAssets != 0;
}

// Check that nonce and authorization are properly updated with calling setAuthorizationWithSig.
rule setAuthorizationWithSigChangesNonceAndAuthorizes(env e, MorphoInternalAccess.Authorization authorization, MorphoInternalAccess.Signature signature) {
mathint nonceBefore = nonce(authorization.authorizer);
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