Refuse use of unwrap in the codebase\; convert existing use of unwrap to expect/error results

crates/misc/measure/src/main.rs

@@ -1,3 +1,4 @@
+#![deny(clippy::unwrap_used)]
 #[macro_use]
 extern crate tracing;
 

crates/misc/tct-visualize/src/bin/tct-visualize.rs

@@ -1,3 +1,4 @@
+#![deny(clippy::unwrap_used)]
 use std::{
     borrow::Cow,
     collections::BTreeMap,

crates/misc/tct-visualize/src/lib.rs

@@ -1,3 +1,4 @@
+#![deny(clippy::unwrap_used)]
 #[macro_use]
 extern crate serde;
 

crates/proto/src/lib.rs

@@ -17,6 +17,7 @@
 
 // The autogen code is not clippy-clean, so we disable some clippy warnings for this crate.
 #![allow(clippy::derive_partial_eq_without_eq)]
+#![allow(non_snake_case)]
 
 pub use prost::Message;
 

tools/proto-compiler/src/main.rs

@@ -1,3 +1,4 @@
+#![deny(clippy::unwrap_used)]
 use std::path::PathBuf;
 
 fn main() -> anyhow::Result<()> {