This commit trims the leading zeroes from an address for readability

fuzzing/calls/call_sequence.go

@@ -263,7 +263,7 @@ func (cse *CallSequenceElement) String() string {
 		cse.Call.GasLimit,
 		cse.Call.GasPrice.String(),
 		cse.Call.Value.String(),
-		cse.Call.From,
+		utils.TrimLeadingZeroesFromAddress(cse.Call.From.String()),
 	)
 }
 

fuzzing/executiontracer/execution_trace.go

@@ -13,6 +13,7 @@ import (
 	"github.com/crytic/medusa/fuzzing/valuegeneration"
 	"github.com/crytic/medusa/logging"
 	"github.com/crytic/medusa/logging/colors"
+	"github.com/crytic/medusa/utils"
 	"github.com/ethereum/go-ethereum/accounts/abi"
 	coreTypes "github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/core/vm"
@@ -141,19 +142,19 @@ func (t *ExecutionTrace) generateCallFrameEnterElements(callFrame *CallFrame) ([
 	var callInfo string
 	if callFrame.IsProxyCall() {
 		if callFrame.ExecutedCode {
-			callInfo = fmt.Sprintf("%v -> %v.%v(%v) (addr=%v, code=%v, value=%v, sender=%v)", proxyContractName, codeContractName, methodName, *inputArgumentsDisplayText, callFrame.ToAddress.String(), callFrame.CodeAddress.String(), callFrame.CallValue, callFrame.SenderAddress.String())
+			callInfo = fmt.Sprintf("%v -> %v.%v(%v) (addr=%v, code=%v, value=%v, sender=%v)", proxyContractName, codeContractName, methodName, *inputArgumentsDisplayText, utils.TrimLeadingZeroesFromAddress(callFrame.ToAddress.String()), utils.TrimLeadingZeroesFromAddress(callFrame.CodeAddress.String()), callFrame.CallValue, utils.TrimLeadingZeroesFromAddress(callFrame.SenderAddress.String()))
 		} else {
-			callInfo = fmt.Sprintf("(addr=%v, value=%v, sender=%v)", callFrame.ToAddress.String(), callFrame.CallValue, callFrame.SenderAddress.String())
+			callInfo = fmt.Sprintf("(addr=%v, value=%v, sender=%v)", utils.TrimLeadingZeroesFromAddress(callFrame.ToAddress.String()), callFrame.CallValue, utils.TrimLeadingZeroesFromAddress(callFrame.SenderAddress.String()))
 		}
 	} else {
 		if callFrame.ExecutedCode {
 			if callFrame.ToAddress == chain.ConsoleLogContractAddress {
 				callInfo = fmt.Sprintf("%v.%v(%v)", codeContractName, methodName, *inputArgumentsDisplayText)
 			} else {
-				callInfo = fmt.Sprintf("%v.%v(%v) (addr=%v, value=%v, sender=%v)", codeContractName, methodName, *inputArgumentsDisplayText, callFrame.ToAddress.String(), callFrame.CallValue, callFrame.SenderAddress.String())
+				callInfo = fmt.Sprintf("%v.%v(%v) (addr=%v, value=%v, sender=%v)", codeContractName, methodName, *inputArgumentsDisplayText, utils.TrimLeadingZeroesFromAddress(callFrame.ToAddress.String()), callFrame.CallValue, utils.TrimLeadingZeroesFromAddress(callFrame.SenderAddress.String()))
 			}
 		} else {
-			callInfo = fmt.Sprintf("(addr=%v, value=%v, sender=%v)", callFrame.ToAddress.String(), callFrame.CallValue, callFrame.SenderAddress.String())
+			callInfo = fmt.Sprintf("(addr=%v, value=%v, sender=%v)", utils.TrimLeadingZeroesFromAddress(callFrame.ToAddress.String()), callFrame.CallValue, utils.TrimLeadingZeroesFromAddress(callFrame.SenderAddress.String()))
 		}
 	}
 

utils/address_utils.go

@@ -2,8 +2,9 @@ package utils
 
 import (
 	"encoding/hex"
-	"github.com/ethereum/go-ethereum/common"
 	"strings"
+
+	"github.com/ethereum/go-ethereum/common"
 )
 
 // HexStringToAddress converts a hex string (with or without the "0x" prefix) to a common.Address. Returns the parsed
@@ -45,3 +46,14 @@ func HexStringsToAddresses(addressHexStrings []string) ([]common.Address, error)
 	}
 	return addresses, nil
 }
+
+// TrimLeadingZeroesFromAddress removes the leading zeroes from an address for readability
+// Example: sender=0x0000000000000000000000000000000000030000 becomes sender=0x30000 when shown on console
+func TrimLeadingZeroesFromAddress(hexString string) string {
+	if strings.HasPrefix(hexString, "0x") {
+		// Retain "0x" and trim leading zeroes from the rest of the string
+		return "0x" + strings.TrimLeft(hexString[2:], "0")
+	}
+	// Trim leading zeroes if there's no "0x" prefix
+	return strings.TrimLeft(hexString, "0")
+}