Received: from sog-mx-4.v43.ch3.sourceforge.com ([172.29.43.194] helo=mx.sourceforge.net) by sfs-ml-4.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1YukJ4-0004Kd-Qf for bitcoin-development@lists.sourceforge.net; Tue, 19 May 2015 16:23:50 +0000 Received-SPF: pass (sog-mx-4.v43.ch3.sourceforge.com: domain of conformal.com designates 204.124.83.141 as permitted sender) client-ip=204.124.83.141; envelope-from=davec@conformal.com; helo=comm0.conformal.com; Received: from comm0.conformal.com ([204.124.83.141]) by sog-mx-4.v43.ch3.sourceforge.com with esmtps (TLSv1:AES256-SHA:256) (Exim 4.76) id 1YukJ3-00018b-H3 for bitcoin-development@lists.sourceforge.net; Tue, 19 May 2015 16:23:50 +0000 Received: from [192.168.32.100] (cpe-24-243-251-52.hot.res.rr.com [24.243.251.52]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by comm0.conformal.com (Postfix) with ESMTPSA id 1DE12B6CAEA for ; Tue, 19 May 2015 11:05:13 -0500 (CDT) Message-ID: <555B5F3E.1070605@conformal.com> Date: Tue, 19 May 2015 11:05:18 -0500 From: Dave Collins User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:31.0) Gecko/20100101 Thunderbird/31.6.0 MIME-Version: 1.0 To: Bitcoin Dev Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="s2huvUi3fu7EW5ka28vLSUqTqlv3qREJf" X-Spam-Score: -1.5 (-) X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. See http://spamassassin.org/tag/ for more details. -1.5 SPF_CHECK_PASS SPF reports sender host as permitted sender for sender-domain -0.0 T_RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -0.0 SPF_PASS SPF: sender matches SPF record X-Headers-End: 1YukJ3-00018b-H3 Subject: [Bitcoin-development] Regtest Consensus Forking Behavior Introduced in Bitcoin Core in May 2014 X-BeenThere: bitcoin-development@lists.sourceforge.net X-Mailman-Version: 2.1.9 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 19 May 2015 16:23:50 -0000 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --s2huvUi3fu7EW5ka28vLSUqTqlv3qREJf Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Hello All, Josh Rickmar and I discovered a subtle consensus change in Bitcoin Core which causes forking behavior on regtest. Luckily it does not affect mainnet or testnet, however it does mean that regtest difficulty retargetting is broken. I've made a post to the bitcointalk forums at https://bitcointalk.org/index.php?topic=3D1065504 for the nicer formattin= g which explains in detail. Regards, Dave Collins --s2huvUi3fu7EW5ka28vLSUqTqlv3qREJf Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (MingW32) iQIcBAEBAgAGBQJVW18+AAoJELiQTZ2ck9HyxCkQAJcx4e3aTMVWEZi3npsSdpIY Yuhxhbl8KWWQSZBgAEkHldfCviNYv7ZZD2K5OQ6eUVTK2yTqHZ83oBZmiemug22j 3m1BvnlgjM18qb1dDhEIfx5dDTU0hucVg+/yQfipVHuISxOkeblHJBN0jW3k5pnM UttA5BQURsIUDK4k4TynoqInNlyqa+F1nrI65/yLEAE7614Izp2sD67CV7yXe4aM 6doD2dDTlPYZCU0RLbXewLUguBkfm1BgJ8yWpLDnsytS3TVSg3g4KNNLbiDUETGD chGdscQMBV/i66qH3ftEtuG2aMLbcEwef3Fhzyvk3DdlOWvAVjhc8aa+vhzV1cMV pR82Pxr11Wd69Le1oo1lrUYFxCS87QXYrSN2AseImdBjsUGeq5U9Limitp4Ozs7U FebRWRZjmqE8t75eEKy/xYzTQq2CM/5t/JyH/LXKuFjy0ja8ijf23A6cF+G2L34A wcPJD6WhNVmotDx/OSNywFUI7OH4OfPD/Igsq4jMa5e7jNTAgQulD+1rdr7i3GsN jAq4YWH02TjytwnWbsXF3zA9j5O2UHBoMeHDTI0pJYOlTgDnsF7vb09pxry5A31+ BrP6Xx8pNAk0gN401uOaKWmK6aFH0eU7o+TyufNJVkRwOhZC0XjUgMdZDKFDlwiP 9zf9QrTsk7y+lW8kcsNG =kRy7 -----END PGP SIGNATURE----- --s2huvUi3fu7EW5ka28vLSUqTqlv3qREJf--