Add extra pieces.

Author: nnethercote

collector/compile-benchmarks/README.md

@@ -53,6 +53,8 @@ They mostly consist of real-world crates.
   built with `--features=stm32f410` to have faster benchmarking times.
 - **syn-1.0.89**: A library for parsing Rust code. An important part of the Rust
   ecosystem.
+- **syn-2.0.101**: A library for parsing Rust code. An important part of the Rust
+  ecosystem.
 - **typenum-1.17.0**: A library that encodes integer computation within the trait system. Serves as
   a stress test for the trait solver, but at the same time it is also a very popular crate.
 - **typenum-1.18.0**: A library that encodes integer computation within the trait system. Serves as

collector/compile-benchmarks/REUSE.toml

@@ -240,6 +240,11 @@ path = "syn-1.0.89/**"
 SPDX-FileCopyrightText = "syn contributors"
 SPDX-License-Identifier = "MIT OR Apache-2.0"
 
+[[annotations]]
+path = "syn-2.0.101/**"
+SPDX-FileCopyrightText = "syn contributors"
+SPDX-License-Identifier = "MIT OR Apache-2.0"
+
 [[annotations]]
 path = "token-stream-stress/**"
 SPDX-FileCopyrightText = "The Rust Project Developers (see https://thanks.rust-lang.org)"

collector/compile-benchmarks/syn-2.0.101/0-println.patch

@@ -0,0 +1,12 @@
+diff --git a/src/lifetime.rs b/src/lifetime.rs
+index cc189d1a..6a1c6ebb 100644
+--- a/src/lifetime.rs
++++ b/src/lifetime.rs
+@@ -36,6 +36,7 @@ impl Lifetime {
+     /// # }
+     /// ```
+     pub fn new(symbol: &str, span: Span) -> Self {
++        println!("testing");
+         if !symbol.starts_with('\'') {
+             panic!(
+                 "lifetime name must start with apostrophe as in \"'a\", got {:?}",

collector/compile-benchmarks/syn-2.0.101/Cargo.toml

@@ -269,3 +269,5 @@ version = "0.4.16"
 
 [target."cfg(not(miri))".dev-dependencies.walkdir]
 version = "2.3.2"
+
+[workspace]