There are tons of threads in reddit about it and there's one with a reply from Pieter Wuille:
Created SegWit Address with Uncompressed
(don't want to click?) It said that it's not against the consensus rues but the transaction was indeed non-standard that's why nodes are rejecting it.
So it's possible to spend if a miner will include it to a block.

A single miner doesn't have enough hashrate to solo mine BTC, almost all of them are connected to a pool.
Just PM/Reply to some of the Bitcoin mining pools operators here in the forum: Mining->Pools.
They don't usually wander in this part of the forum.