bump msrv

We don't use Cargo.lock.msrv, so recent once-cell bump borked us.

Author: matklad

Cargo.toml

@@ -8,6 +8,7 @@ license = "MIT OR Apache-2.0"
 repository = "https://github.com/rust-analyzer/expect-test"
 authors = ["rust-analyzer developers"]
 edition = "2018"
+rust-version = "1.60.0"
 
 exclude = ["./github", "bors.toml", "rustfmt.toml"]
 

src/lib.rs

@@ -135,7 +135,7 @@
 //!
 //! ## Minimal Supported Rust Version
 //!
-//! This crate's minimum supported `rustc` version is `1.45.0`. MSRV is updated
+//! This crate's minimum supported `rustc` version is `1.60.0`. MSRV is updated
 //! conservatively, supporting roughly 10 minor versions of `rustc`. MSRV bump
 //! is not considered semver breaking, but will require at least minor version
 //! bump.

xtask/src/main.rs

@@ -2,7 +2,7 @@ use std::env;
 
 use xaction::{cargo_toml, cmd, git, push_rustup_toolchain, section, Result};
 
-const MSRV: &str = "1.56.0";
+const MSRV: &str = "1.60.0";
 
 fn main() {
     if let Err(err) = try_main() {