building at 031fe9ac6 gives errors about witx dependency

[froydnj]

STR:

froydnj@hawkeye:/opt/extra/froydnj/lucet$ git log -n 1
commit 031fe9ac6125985be32d0ae1aa4aae8b456eb506
Merge: 592ec6a 4b52af7
Author: Jonathan Foote <foote@fastly.com>
Date:   Fri Mar 27 17:42:30 2020 -0400

    Merge pull request #465 from bytecodealliance/jfoote/security-md-updates
    
    Update security docs
froydnj@hawkeye:/opt/extra/froydnj/lucet$ cargo build
error: failed to resolve patches for `https://github.com/rust-lang/crates.io-index`

Caused by:
  failed to load source for a dependency on `witx`

Caused by:
  Unable to update /opt/extra/froydnj/lucet/wasmtime/crates/wasi-common/wig/WASI/tools/witx

Caused by:
  failed to read `/opt/extra/froydnj/lucet/wasmtime/crates/wasi-common/wig/WASI/tools/witx/Cargo.toml`

Caused by:
  No such file or directory (os error 2)
froydnj@hawkeye:/opt/extra/froydnj/lucet$ git submodule status
 03905dc8c245b0c661f6b76ceb0f361f8ce48313 lucet-spectest/spec (master-fpwd-98-g03905dc)
 b409ba75a7a89cbf4cbf9ec44880e4ae6509a85c sightglass (b409ba7)
 3fd0abd12c1f53772eeff46d3cf21d7e2475c885 wasi (remotes/origin/HEAD)
 853d5f304dd917c616cb9c9deeadf9e822ade5a2 wasmtime (filecheck-v0.0.1-5524-g853d5f3)

I think this means that wasmtime's revision needs to be bumped somehow?

[froydnj]

Sigh, git wanted an explicit initialization of wasmtime's submodules, never mind.

[jsoverson]

Sigh, git wanted an explicit initialization of wasmtime's submodules, never mind.

Just FYI for anyone coming in via a google search, that means:

$ cd wasmtime && git submodule update --init