Fix test.

tests/test_keymanager_api.nim

@@ -6,6 +6,7 @@
 # at your option. This file may not be copied, modified, or distributed except according to those terms.
 
 {.used.}
+{.push raises: [].}
 
 import
   std/[typetraits, os, options, json, sequtils, uri, algorithm],
@@ -116,7 +117,7 @@ func contains*(keylist: openArray[KeystoreInfo], key: ValidatorPubKey): bool =
   false
 
 func contains*(keylist: openArray[KeystoreInfo], key: string): bool =
-  let pubkey = ValidatorPubKey.fromHex(key).tryGet()
+  let pubkey = ValidatorPubKey.fromHex(key).get()
   contains(keylist, pubkey)
 
 proc prepareNetwork =
@@ -155,7 +156,11 @@ proc prepareNetwork =
   let launchPadDeposits =
     mapIt(deposits.value, LaunchPadDeposit.init(cfg, it))
 
+  try:
     Json.saveFile(depositsFile, launchPadDeposits)
+  except CatchableError as exc:
+    raiseAssert exc.msg
+
   notice "Deposit data written", filename = depositsFile
 
   let runtimeConfigWritten = secureWriteFile(runtimeConfigFile, """
@@ -183,7 +188,10 @@ BELLATRIX_FORK_EPOCH: 0
   except Exception as exc: # TODO Fix confutils exceptions
     raiseAssert exc.msg
 
+  try:
     doCreateTestnet(createTestnetConf, rng[])
+  except CatchableError as exc:
+    raiseAssert exc.msg
 
   let tokenFileRes = secureWriteFile(tokenFilePath, correctTokenValue)
   if tokenFileRes.isErr:
@@ -209,6 +217,7 @@ proc copyHalfValidators(dstDataDir: string, firstHalf: bool) =
              path = dstSecretsDir, err = ioErrorMsg(status.error)
       quit 1
 
+  try:
     var validatorIdx = 0
     for validator in walkDir(validatorsDir):
       if (validatorIdx < simulationDepositsCount div 2) == firstHalf:
@@ -259,10 +268,12 @@ proc copyHalfValidators(dstDataDir: string, firstHalf: bool) =
           quit 1
 
       inc validatorIdx
+  except CatchableError as exc:
+    raiseAssert exc.msg
 
 proc addPreTestRemoteKeystores(validatorsDir: string) =
   for item in oldPublicKeys:
-    let key = ValidatorPubKey.fromHex(item).tryGet()
+    let key = ValidatorPubKey.fromHex(item).get()
     let res = saveKeystore(validatorsDir, key, oldPublicKeysUrl)
     if res.isErr():
       fatal "Failed to create remote keystore file",