From 06e8fbda95d86535bd2c94ae6ef76829ec5622c5 Mon Sep 17 00:00:00 2001
From: Rusty Russell <rusty@rustcorp.com.au>
Date: Wed, 28 Mar 2018 11:35:40 +1030
Subject: [PATCH] onchain: print exactly what we were doing if we fail in
 grind_feerate.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
---
 onchaind/onchain.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/onchaind/onchain.c b/onchaind/onchain.c
index b27649f24..2d2f47fbf 100644
--- a/onchaind/onchain.c
+++ b/onchaind/onchain.c
@@ -183,6 +183,12 @@ static bool grind_feerate(struct bitcoin_tx *commit_tx,
 		narrow_feerate_range(fee, multiplier);
 		return true;
 	}
+	status_broken("grind_feerate failed from %u - %u"
+		      " for tx %s, signature %s, multiplier %"PRIu64,
+		      feerate_range.min, feerate_range.max,
+		      type_to_string(tmpctx, struct bitcoin_tx, commit_tx),
+		      type_to_string(tmpctx, secp256k1_ecdsa_signature, remotesig),
+		      multiplier);
 	return false;
 }