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Gettxout bad balue

See original GitHub issue

I was syncing clightning with spruned, but clighting randomly crashes because received bad value from spruned; this is the stack-trace:

+1060.706053809 lightningd(6109):BROKEN: bitcoin-cli -rpcconnect=127.0.0.1 -rpcport=8339 -rpcuser=test -rpcpassword=test gettxout 4a4d6e40c728ecb9131ee57cbc5b8bc841c27d88348bf30d8c35ebe0d9751038 0: had bad value ({?  "value": 0.0002,?  "scriptPubKey": {?    "asm": "",?    "reqSigs": 0,?    "type": "",?    "addresses": [?    ],?    "hex": "002023df98f8eada1ba8d57c06f311e33cd5dbb4fd875c8887e04e81688c527d5902"?  },?  "confirmations": 442,?  "bestblock": "00000000000000000025a670c34f912e09f74da0220de84de1e5887373d56652"?}?)?
+1060.719547968 lightningd(6109):BROKEN: FATAL SIGNAL 6 (version v0.7.0-52-g901bd7c)
+1060.719574006 lightningd(6109):BROKEN: backtrace: common/daemon.c:45 (crashdump) 0x55a3a105dbe4
+1060.719625304 lightningd(6109):BROKEN: backtrace: (null):0 ((null)) 0x7fd0a91f105f
+1060.719632710 lightningd(6109):BROKEN: backtrace: (null):0 ((null)) 0x7fd0a91f0fff
+1060.719658079 lightningd(6109):BROKEN: backtrace: (null):0 ((null)) 0x7fd0a91f2429
+1060.719664506 lightningd(6109):BROKEN: backtrace: lightningd/log.c:630 (fatal) 0x55a3a103ed25
+1060.719670709 lightningd(6109):BROKEN: backtrace: lightningd/bitcoind.c:562 (process_gettxout) 0x55a3a102953d
+1060.719676200 lightningd(6109):BROKEN: backtrace: lightningd/bitcoind.c:208 (bcli_finished) 0x55a3a1028568
+1060.719681693 lightningd(6109):BROKEN: backtrace: ccan/ccan/io/poll.c:183 (destroy_conn) 0x55a3a109b475
+1060.719686528 lightningd(6109):BROKEN: backtrace: ccan/ccan/io/poll.c:189 (destroy_conn_close_fd) 0x55a3a109b495
+1060.719720246 lightningd(6109):BROKEN: backtrace: ccan/ccan/tal/tal.c:235 (notify) 0x55a3a10a748b
+1060.719726722 lightningd(6109):BROKEN: backtrace: ccan/ccan/tal/tal.c:397 (del_tree) 0x55a3a10a797a
+1060.719731636 lightningd(6109):BROKEN: backtrace: ccan/ccan/tal/tal.c:481 (tal_free) 0x55a3a10a7d06
+1060.719736542 lightningd(6109):BROKEN: backtrace: ccan/ccan/io/io.c:451 (io_close) 0x55a3a1099e16
+1060.719743927 lightningd(6109):BROKEN: backtrace: ccan/ccan/io/poll.c:314 (io_loop) 0x55a3a109b89c
+1060.719748955 lightningd(6109):BROKEN: backtrace: lightningd/lightningd.c:829 (main) 0x55a3a103cd50
+1060.719754118 lightningd(6109):BROKEN: backtrace: (null):0 ((null)) 0x7fd0a91de2e0
+1060.719789128 lightningd(6109):BROKEN: backtrace: (null):0 ((null)) 0x55a3a10276e9
+1060.719793212 lightningd(6109):BROKEN: backtrace: (null):0 ((null)) 0xffffffffffffffff