ethereum / hevm

symbolic EVM evaluator

https://hevm.dev

ethereum/hevm Issues

Error `TODO: implement copySlice with a symbolically sized region` reached by Echidna
Updated 12 days ago1
Error: unable to parse: .../out/Base.sol/CommonBase.json
Updated 23 days ago3
`copySlice` can return giant SMT queries from reasonable-sided expressions
Closed a month ago1
symAbiArg cannot handle tuples
Updated a month ago
Concolic execution mode?
Updated a month ago3
Getting `Internal Error` For Different Commands When Trying To Execute Symbolic On Live Contracts
Updated a month ago
Finish the docs?
Updated 2 months ago7
Cancun upgrade
Updated 3 months ago3
Output giving a fail yet not returning a counterexample on why it failed
Closed 3 months ago9
Display hexadecimal value of panic opcode or specific error msgs for a panic
Closed 3 months ago1
Spurious Counterexample With Nested Arrays
Updated 3 months ago2
Implement label cheatcode
Closed 3 months ago
Concat is a 2-argument function in SMT2, not 32
Closed 3 months ago
Concrete vs Symbolic data inputs
Closed 3 months ago3
Chain of read+writes could be improved by analyzing array/map indices
Updated 4 months ago
`out/Vm.sol/VmSafe.json: hGetContents: invalid argument (cannot decode byte sequence starting from 226)`
Closed 4 months ago6
Add abstraction-refinement for overapporximation via NRA and NIA
Updated 4 months ago
Random fuzzing can crash with heap overflow due to `copyBytesToMemory`
Closed 4 months ago2
Test fails but return no info about it
Closed 5 months ago1
We don't reverse images in keccak equations
Closed 5 months ago2
Reversed Keccaks Need Constraints
Closed 5 months ago2
Cycle detected in ormolu: nix develop fails
Closed 6 months ago3
Change request: about .envrc
Updated 6 months ago4
Assert Large Gaps for Keccak
Closed 6 months ago3
In order to combine PRECONDS + Expr we need to use the SMT solver
Updated 6 months ago2
High-performance Concrete Fuzzing Taking Advantage of Expr
Updated 6 months ago2
We could improve our final query performance by doing slicing
Updated 7 months ago2
Don't report PASS when no assert is reachable due to e.g. always reverting calls
Closed 7 months ago4
Different behaviors for expected to revert function
Closed 7 months ago4
Props (maybe also Expr?) are not fully ordered
Closed 7 months ago1
prank call check wrong sender balance
Closed 7 months ago3
`ReadWord` equivalence bug
Updated 7 months ago3
Support to function deal (3 parameters) of StdCheats.sol
Updated 7 months ago1
Serious bug in double-assert
Closed 7 months ago1
Use associativity both `Mul` and `Add` to make it easier to compare equivalent `Expr`-s
Closed 7 months ago1
Fuzzer discovered another bug in prop simplification
Closed 8 months ago1
`evalProp` fuzz failure
Closed 8 months ago2
Fuzzer discovered bug in prop simplification
Closed 8 months ago
Fuzzer discovered bug in `readStorage`
Closed 8 months ago
Fuzzer discovered bug in buffer simplification
Closed 8 months ago1
Abstraction Refinement For Keccak
Updated 8 months ago
Simplification With Semantic Equality
Closed 9 months ago3
Get preimages from Solidity
Updated 9 months ago1
ansi-wl-pprint is deprecated, replace with prettyprinter
Closed 9 months ago3
Counterexample not found when adding one more assert
Closed 9 months ago1
Unable to parse `METHConstants.json`
Closed 10 months ago
General Solution For Cex Reconstruction
Updated 10 months ago
word-simplification fails randomly
Closed a year ago10
Keccak Eqs works well for Keccak, but we also need it for SHA256 it seems
Closed a year ago1
Simplifier Bug in `ReadByte`
Closed a year ago2