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certora: remove check on ERC20 token

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No need to test the token itself
This commit is contained in:
Mark Spanbroek 2025-03-06 10:22:46 +01:00
parent fbc34c97e9
commit 8e6ff63dc3
1 changed files with 0 additions and 17 deletions
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17
certora/specs/Marketplace.spec
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@ -3,8 +3,6 @@ import "./shared.spec";
using ERC20A as Token;
methods {
function Token.balanceOf(address) external returns (uint256) envfree;
function Token.totalSupply() external returns (uint256) envfree;
function publicPeriodEnd(Periods.Period) external returns (Marketplace.Timestamp) envfree;
function generateSlotId(Marketplace.RequestId, uint64) external returns (Marketplace.SlotId) envfree;
}
@ -13,18 +11,6 @@ methods {
| Ghosts and hooks |
--------------------------------------------*/
ghost mathint sumOfBalances {
init_state axiom sumOfBalances == 0;
}
hook Sload uint256 balance Token._balances[KEY address addr] {
require sumOfBalances >= to_mathint(balance);
}
hook Sstore Token._balances[KEY address addr] uint256 newValue (uint256 oldValue) {
sumOfBalances = sumOfBalances - oldValue + newValue;
}
ghost Marketplace.Timestamp lastBlockTimestampGhost;
hook TIMESTAMP uint v {
@ -147,9 +133,6 @@ function slotAttributesAreConsistent(env e, Marketplace.SlotId slotId) {
| Invariants |
--------------------------------------------*/
invariant totalSupplyIsSumOfBalances()
to_mathint(Token.totalSupply()) == sumOfBalances;
invariant requestStartedWhenSlotsFilled(env e, Marketplace.RequestId requestId, Marketplace.SlotId slotId)
currentContract.requestState(e, requestId) == Marketplace.RequestState.Started => to_mathint(currentContract.getRequest(e, requestId).ask.slots) - slotsFilledGhost[requestId] <= to_mathint(currentContract.getRequest(e, requestId).ask.maxSlotLoss);