From 24a0c8fafd58e295f1acbb5e74cc8973b9ecee8d Mon Sep 17 00:00:00 2001
From: David Tolnay <dtolnay@gmail.com>
Date: Thu, 16 Jun 2022 23:11:27 -0700
Subject: [PATCH 1/3] Revert "Bump MSRV to 1.56.1, matching hashbrown as of
 0.12.1"

This reverts commit 8a571c6d68cb38c283d563ff6972613e0eea4111.

(cherry picked from commit f6487e7e042b39472f4f5075e7045aa2dbabb5b5)
---
 .github/workflows/ci.yml | 4 ++--
 Cargo.toml               | 2 +-
 README.md                | 2 +-
 src/lib.rs               | 2 +-
 4 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4cc1a76a..8c6c10cb 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,7 +16,7 @@ jobs:
     strategy:
       matrix:
         include:
-          - rust: 1.56.1 # MSRV
+          - rust: 1.56.0 # MSRV
             features:
           - rust: stable
             features: serde
@@ -59,7 +59,7 @@ jobs:
     strategy:
       matrix:
         include:
-          - rust: 1.56.1
+          - rust: 1.56.0
             target: thumbv6m-none-eabi
           - rust: stable
             target: thumbv6m-none-eabi
diff --git a/Cargo.toml b/Cargo.toml
index 2b01f9d8..b75c9a5d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,7 +8,7 @@ license = "Apache-2.0 OR MIT"
 description = "A hash table with consistent order and fast iteration."
 keywords = ["hashmap", "no_std"]
 categories = ["data-structures", "no-std"]
-rust-version = "1.56.1"
+rust-version = "1.56"
 
 [lib]
 bench = false
diff --git a/README.md b/README.md
index a1167985..d80b7099 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@
 [![build status](https://github.com/bluss/indexmap/workflows/Continuous%20integration/badge.svg?branch=master)](https://github.com/bluss/indexmap/actions)
 [![crates.io](https://img.shields.io/crates/v/indexmap.svg)](https://crates.io/crates/indexmap)
 [![docs](https://docs.rs/indexmap/badge.svg)](https://docs.rs/indexmap)
-[![rustc](https://img.shields.io/badge/rust-1.56.1%2B-orange.svg)](https://img.shields.io/badge/rust-1.56.1%2B-orange.svg)
+[![rustc](https://img.shields.io/badge/rust-1.56%2B-orange.svg)](https://img.shields.io/badge/rust-1.56%2B-orange.svg)
 
 A pure-Rust hash table which preserves (in a limited sense) insertion order.
 
diff --git a/src/lib.rs b/src/lib.rs
index cbca4b0b..ba613342 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -53,7 +53,7 @@
 //!
 //! ### Rust Version
 //!
-//! This version of indexmap requires Rust 1.56.1 or later.
+//! This version of indexmap requires Rust 1.56 or later.
 //!
 //! The indexmap 1.x release series will use a carefully considered version
 //! upgrade policy, where in a later 1.x version, we will raise the minimum

From 3f8381a4e81b974aed0c625d5d76b2d881915eec Mon Sep 17 00:00:00 2001
From: David Tolnay <dtolnay@gmail.com>
Date: Thu, 16 Jun 2022 23:15:27 -0700
Subject: [PATCH 2/3] Run CI on 1.56.1 until next hashbrown release

The PR changing hashbrown's `rust-version` from 1.56.1 to 1.56.0 has
been merged to master but not made it into a hashbrown release yet.

(cherry picked from commit b6aa495bede3ae3ed3e1303d35646e9ab719378c)
---
 .github/workflows/ci.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8c6c10cb..4cc1a76a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,7 +16,7 @@ jobs:
     strategy:
       matrix:
         include:
-          - rust: 1.56.0 # MSRV
+          - rust: 1.56.1 # MSRV
             features:
           - rust: stable
             features: serde
@@ -59,7 +59,7 @@ jobs:
     strategy:
       matrix:
         include:
-          - rust: 1.56.0
+          - rust: 1.56.1
             target: thumbv6m-none-eabi
           - rust: stable
             target: thumbv6m-none-eabi

From 3f6cdde72a11d0ea6ae8787346a725e762886c18 Mon Sep 17 00:00:00 2001
From: Josh Stone <cuviper@gmail.com>
Date: Tue, 21 Jun 2022 10:37:14 -0700
Subject: [PATCH 3/3] Release 1.9.1

---
 Cargo.toml  | 2 +-
 RELEASES.md | 6 ++++++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/Cargo.toml b/Cargo.toml
index b75c9a5d..1ecd8ba2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "indexmap"
 edition = "2021"
-version = "1.9.0"
+version = "1.9.1"
 documentation = "https://docs.rs/indexmap/"
 repository = "https://github.com/bluss/indexmap"
 license = "Apache-2.0 OR MIT"
diff --git a/RELEASES.md b/RELEASES.md
index ef33190e..5b1d23a1 100644
--- a/RELEASES.md
+++ b/RELEASES.md
@@ -1,3 +1,9 @@
+- 1.9.1
+
+  - The MSRV now allows Rust 1.56.0 as well. However, currently `hashbrown`
+    0.12.1 requires 1.56.1, so users on 1.56.0 should downgrade that to 0.12.0
+    until there is a later published version relaxing its requirement.
+
 - 1.9.0
 
   - **MSRV**: Rust 1.56.1 or later is now required.