diff --git a/docs/cargo.md b/docs/cargo.md
index dd1a5b28cd..0fca31f9a3 100644
--- a/docs/cargo.md
+++ b/docs/cargo.md
@@ -32,7 +32,7 @@ A rule for bootstrapping a Rust binary using [Cargo](https://doc.rust-lang.org/c
 | <a id="cargo_bootstrap_repository-repo_mapping"></a>repo_mapping |  A dictionary from local repository name to global repository name. This allows controls over workspace dependency resolution for dependencies of this repository.&lt;p&gt;For example, an entry <code>"@foo": "@bar"</code> declares that, for any time this repository depends on <code>@foo</code> (such as a dependency on <code>@foo//some:target</code>, it should actually resolve that dependency within globally-declared <code>@bar</code> (<code>@bar//some:target</code>).   | <a href="https://bazel.build/docs/skylark/lib/dict.html">Dictionary: String -> String</a> | required |  |
 | <a id="cargo_bootstrap_repository-rust_toolchain_repository_template"></a>rust_toolchain_repository_template |  The template to use for finding the host <code>rust_toolchain</code> repository. <code>{version}</code> (eg. '1.53.0'), <code>{triple}</code> (eg. 'x86_64-unknown-linux-gnu'), <code>{system}</code> (eg. 'darwin'), and <code>{arch}</code> (eg. 'aarch64') will be replaced in the string if present.   | String | optional | "rust_{system}_{arch}" |
 | <a id="cargo_bootstrap_repository-srcs"></a>srcs |  Souce files of the crate to build. Passing source files here can be used to trigger rebuilds when changes are made   | <a href="https://bazel.build/docs/build-ref.html#labels">List of labels</a> | optional | [] |
-| <a id="cargo_bootstrap_repository-version"></a>version |  The version of cargo the resolver should use   | String | optional | "1.56.0" |
+| <a id="cargo_bootstrap_repository-version"></a>version |  The version of cargo the resolver should use   | String | optional | "1.56.1" |
 
 
 <a id="#cargo_build_script"></a>
diff --git a/docs/crate_universe.md b/docs/crate_universe.md
index 012450fa0a..6197399642 100644
--- a/docs/crate_universe.md
+++ b/docs/crate_universe.md
@@ -162,7 +162,7 @@ Environment Variables:
 | <a id="crate_universe-rust_toolchain_repository_template"></a>rust_toolchain_repository_template |  The template to use for finding the host <code>rust_toolchain</code> repository. <code>{version}</code> (eg. '1.53.0'), <code>{triple}</code> (eg. 'x86_64-unknown-linux-gnu'), <code>{system}</code> (eg. 'darwin'), and <code>{arch}</code> (eg. 'aarch64') will be replaced in the string if present.   | String | optional | "rust_{system}_{arch}" |
 | <a id="crate_universe-sha256s"></a>sha256s |  The sha256 checksum of the desired rust artifacts   | <a href="https://bazel.build/docs/skylark/lib/dict.html">Dictionary: String -> String</a> | optional | {} |
 | <a id="crate_universe-supported_targets"></a>supported_targets |  A list of supported [platform triples](https://doc.rust-lang.org/nightly/rustc/platform-support.html) to consider when resoliving dependencies.   | List of strings | optional | ["aarch64-apple-darwin", "aarch64-unknown-linux-gnu", "x86_64-apple-darwin", "x86_64-pc-windows-msvc", "x86_64-unknown-freebsd", "x86_64-unknown-linux-gnu"] |
-| <a id="crate_universe-version"></a>version |  The version of cargo the resolver should use   | String | optional | "1.56.0" |
+| <a id="crate_universe-version"></a>version |  The version of cargo the resolver should use   | String | optional | "1.56.1" |
 
 
 <a id="#crate.spec"></a>
diff --git a/docs/flatten.md b/docs/flatten.md
index 78ce794949..10d53437bc 100644
--- a/docs/flatten.md
+++ b/docs/flatten.md
@@ -93,7 +93,7 @@ A rule for bootstrapping a Rust binary using [Cargo](https://doc.rust-lang.org/c
 | <a id="cargo_bootstrap_repository-repo_mapping"></a>repo_mapping |  A dictionary from local repository name to global repository name. This allows controls over workspace dependency resolution for dependencies of this repository.&lt;p&gt;For example, an entry <code>"@foo": "@bar"</code> declares that, for any time this repository depends on <code>@foo</code> (such as a dependency on <code>@foo//some:target</code>, it should actually resolve that dependency within globally-declared <code>@bar</code> (<code>@bar//some:target</code>).   | <a href="https://bazel.build/docs/skylark/lib/dict.html">Dictionary: String -> String</a> | required |  |
 | <a id="cargo_bootstrap_repository-rust_toolchain_repository_template"></a>rust_toolchain_repository_template |  The template to use for finding the host <code>rust_toolchain</code> repository. <code>{version}</code> (eg. '1.53.0'), <code>{triple}</code> (eg. 'x86_64-unknown-linux-gnu'), <code>{system}</code> (eg. 'darwin'), and <code>{arch}</code> (eg. 'aarch64') will be replaced in the string if present.   | String | optional | "rust_{system}_{arch}" |
 | <a id="cargo_bootstrap_repository-srcs"></a>srcs |  Souce files of the crate to build. Passing source files here can be used to trigger rebuilds when changes are made   | <a href="https://bazel.build/docs/build-ref.html#labels">List of labels</a> | optional | [] |
-| <a id="cargo_bootstrap_repository-version"></a>version |  The version of cargo the resolver should use   | String | optional | "1.56.0" |
+| <a id="cargo_bootstrap_repository-version"></a>version |  The version of cargo the resolver should use   | String | optional | "1.56.1" |
 
 
 <a id="#crate_universe"></a>
@@ -139,7 +139,7 @@ Environment Variables:
 | <a id="crate_universe-rust_toolchain_repository_template"></a>rust_toolchain_repository_template |  The template to use for finding the host <code>rust_toolchain</code> repository. <code>{version}</code> (eg. '1.53.0'), <code>{triple}</code> (eg. 'x86_64-unknown-linux-gnu'), <code>{system}</code> (eg. 'darwin'), and <code>{arch}</code> (eg. 'aarch64') will be replaced in the string if present.   | String | optional | "rust_{system}_{arch}" |
 | <a id="crate_universe-sha256s"></a>sha256s |  The sha256 checksum of the desired rust artifacts   | <a href="https://bazel.build/docs/skylark/lib/dict.html">Dictionary: String -> String</a> | optional | {} |
 | <a id="crate_universe-supported_targets"></a>supported_targets |  A list of supported [platform triples](https://doc.rust-lang.org/nightly/rustc/platform-support.html) to consider when resoliving dependencies.   | List of strings | optional | ["aarch64-apple-darwin", "aarch64-unknown-linux-gnu", "x86_64-apple-darwin", "x86_64-pc-windows-msvc", "x86_64-unknown-freebsd", "x86_64-unknown-linux-gnu"] |
-| <a id="crate_universe-version"></a>version |  The version of cargo the resolver should use   | String | optional | "1.56.0" |
+| <a id="crate_universe-version"></a>version |  The version of cargo the resolver should use   | String | optional | "1.56.1" |
 
 
 <a id="#error_format"></a>
@@ -1763,7 +1763,7 @@ See `load_arbitrary_tool` in `@rules_rust//rust:repositories.bzl` for more detai
 
 | Name  | Description | Default Value |
 | :------------- | :------------- | :------------- |
-| <a id="rust_repositories-version"></a>version |  The version of Rust. Either "nightly", "beta", or an exact version. Defaults to a modern version.   |  <code>"1.56.0"</code> |
+| <a id="rust_repositories-version"></a>version |  The version of Rust. Either "nightly", "beta", or an exact version. Defaults to a modern version.   |  <code>"1.56.1"</code> |
 | <a id="rust_repositories-iso_date"></a>iso_date |  The date of the nightly or beta release (ignored if the version is a specific version).   |  <code>None</code> |
 | <a id="rust_repositories-rustfmt_version"></a>rustfmt_version |  The version of rustfmt. Either "nightly", "beta", or an exact version. Defaults to <code>version</code> if not specified.   |  <code>None</code> |
 | <a id="rust_repositories-edition"></a>edition |  The rust edition to be used by default (2015, 2018 (default), or 2021)   |  <code>None</code> |
diff --git a/docs/rust_repositories.md b/docs/rust_repositories.md
index e73bfd95a4..931e13c2ad 100644
--- a/docs/rust_repositories.md
+++ b/docs/rust_repositories.md
@@ -197,7 +197,7 @@ See `load_arbitrary_tool` in `@rules_rust//rust:repositories.bzl` for more detai
 
 | Name  | Description | Default Value |
 | :------------- | :------------- | :------------- |
-| <a id="rust_repositories-version"></a>version |  The version of Rust. Either "nightly", "beta", or an exact version. Defaults to a modern version.   |  <code>"1.56.0"</code> |
+| <a id="rust_repositories-version"></a>version |  The version of Rust. Either "nightly", "beta", or an exact version. Defaults to a modern version.   |  <code>"1.56.1"</code> |
 | <a id="rust_repositories-iso_date"></a>iso_date |  The date of the nightly or beta release (ignored if the version is a specific version).   |  <code>None</code> |
 | <a id="rust_repositories-rustfmt_version"></a>rustfmt_version |  The version of rustfmt. Either "nightly", "beta", or an exact version. Defaults to <code>version</code> if not specified.   |  <code>None</code> |
 | <a id="rust_repositories-edition"></a>edition |  The rust edition to be used by default (2015, 2018 (default), or 2021)   |  <code>None</code> |
diff --git a/rust/known_shas.bzl b/rust/known_shas.bzl
index c9d6b57b74..373a177aee 100644
--- a/rust/known_shas.bzl
+++ b/rust/known_shas.bzl
@@ -619,6 +619,64 @@ FILE_KEY_TO_SHA = {
     "2021-10-21/rustfmt-nightly-x86_64-unknown-freebsd": "d76aca59bb56c6f2e01ab5da9461e058814ba2fed6ebc3abb6bf55ee44a241cf",
     "2021-10-21/rustfmt-nightly-x86_64-unknown-linux-gnu": "d53c942dc0628ec0214f0eff51ebdd8c70f2bff1293909c908e063c9153144eb",
     "2021-10-21/rustfmt-nightly-x86_64-unknown-linux-musl": "21b3db961750e8a6ff83d2773e0feb86292fd92fbcda9f3362976b04b9069254",
+    "2021-11-07/cargo-nightly-aarch64-apple-darwin": "1947ba0d6b97e097bad279bbbf891d7a65d3b1611280dd88e82fcdb9f832cb3f",
+    "2021-11-07/cargo-nightly-aarch64-unknown-linux-gnu": "fe70a3e01abd01738c51479a7bc834392005cce661969088dac220f1b5fce31e",
+    "2021-11-07/cargo-nightly-aarch64-unknown-linux-musl": "987df6c4597a26c1a9bc0f195312cc96dcf2fe1f3651e91bea72a34f6dbe4d82",
+    "2021-11-07/cargo-nightly-x86_64-apple-darwin": "968790a3027da539c57caf194b8feafc9b01d3482566d58f2e012e8d00c28265",
+    "2021-11-07/cargo-nightly-x86_64-pc-windows-msvc": "e56ce94434929c1a4eb2bdfdcfb19e4194ff177c1d5934403deadd3db4304f91",
+    "2021-11-07/cargo-nightly-x86_64-unknown-freebsd": "51b2935810f845a9c85c51344488fe403ce13d49196135318373888726752339",
+    "2021-11-07/cargo-nightly-x86_64-unknown-linux-gnu": "66f027e3245c2fb444a272c9429c6b6334da8afe1ed87ac5ecc68f357cd37c82",
+    "2021-11-07/cargo-nightly-x86_64-unknown-linux-musl": "f6b4e44c2abc28281da5e03c0a957b8b54e22de34f6cab94894efbace7343c02",
+    "2021-11-07/clippy-nightly-aarch64-apple-darwin": "f16cae78cd8cadb8389817489283a572021a5f944e80c5c328ee32a83fb869c7",
+    "2021-11-07/clippy-nightly-aarch64-unknown-linux-gnu": "b0cf7f65fb5a903e62551e49b9341690b4f800552b34a4709ab8630a5cbdb71b",
+    "2021-11-07/clippy-nightly-aarch64-unknown-linux-musl": "b320ed68f8af98cd4c857ab7e3b2e3bed38f580ed6b72cc0f71e90e8dbbfb72d",
+    "2021-11-07/clippy-nightly-x86_64-apple-darwin": "40f91067724c983bf6061a5db4ba90bd620718f564648287ec52b348d76d012c",
+    "2021-11-07/clippy-nightly-x86_64-pc-windows-msvc": "1279ba3f78951e5f2180f3f07fcdbf4eb561ba5cddf84afdf53ebdd4b8ca2e24",
+    "2021-11-07/clippy-nightly-x86_64-unknown-freebsd": "3aeedabc9dcf54048f59a8ba9e695495ea3f570b88df98ef03c8d1247fddeaf8",
+    "2021-11-07/clippy-nightly-x86_64-unknown-linux-gnu": "567b3a83390c893077b540cd07f4798d8d287e30025f437ff4e21609b1a773c1",
+    "2021-11-07/clippy-nightly-x86_64-unknown-linux-musl": "a97bddc05146f2c55016af4cc53cd06786a01eb111dfe139bc421eff1c54c645",
+    "2021-11-07/llvm-tools-nightly-aarch64-apple-darwin": "f3c5c93432ac2c7397ba5bf598f36a9e05ccec1ba8646e7127dde13741e91e78",
+    "2021-11-07/llvm-tools-nightly-aarch64-unknown-linux-gnu": "efc96c6a6d7cb0cbe254f1486c5b9678078aca950bdadfc36d8218fd0cd739fb",
+    "2021-11-07/llvm-tools-nightly-aarch64-unknown-linux-musl": "f760aeb71cab8abc582eed5766433a7851be2da80d20b75dbcae5df0d3c3be91",
+    "2021-11-07/llvm-tools-nightly-x86_64-apple-darwin": "3b95d04628e75c2ab43298db610e519fe4c00057757bce67461264e2479d265e",
+    "2021-11-07/llvm-tools-nightly-x86_64-pc-windows-msvc": "26a88a8d0e0b2fd9336b85e8a8cc7aa0aef72efca48c0acabf40a5f9f9b9902e",
+    "2021-11-07/llvm-tools-nightly-x86_64-unknown-freebsd": "064b8fef9689bb51cc6358e3239920117aa518e9d375be48d3d7e17ce4b7d2df",
+    "2021-11-07/llvm-tools-nightly-x86_64-unknown-linux-gnu": "a72f3f2034921baa4e8d2af412532df45d39d163ee6af77c1ed5da3be32efccd",
+    "2021-11-07/llvm-tools-nightly-x86_64-unknown-linux-musl": "da704644570b177093eb13486b3f34a6aa7c8b93fa565395eb15ad29bc75fb15",
+    "2021-11-07/rust-nightly-aarch64-apple-darwin": "ec27e6e751bf24916e53e3d601bf4e406e624f4ed894aeddef6b418622b41316",
+    "2021-11-07/rust-nightly-aarch64-unknown-linux-gnu": "cdafea25f36d618d754ddba007ffa0cc0e52df60c160187f68f7d41a91efaa12",
+    "2021-11-07/rust-nightly-aarch64-unknown-linux-musl": "b204d0979da8fa81a5be832868df4ccf9031e9582d2a9720bd17be5af845c055",
+    "2021-11-07/rust-nightly-x86_64-apple-darwin": "fca7b8c128fc2c0b8834d06f6ebf78e4d2030be83a87a08f2f9f5247d2be8470",
+    "2021-11-07/rust-nightly-x86_64-pc-windows-msvc": "bf441a201b48d61a5908952367f830fea0642993d518972fd3acff62b6c1e321",
+    "2021-11-07/rust-nightly-x86_64-unknown-freebsd": "bd0791a44cd3c8f2274b42b9206016ac948cac97b642f0303c0f19e0fffe6089",
+    "2021-11-07/rust-nightly-x86_64-unknown-linux-gnu": "ece5f02e4c1cbaf6801fab787d834166aee7676f7c3b2272ff9810d6d541af27",
+    "2021-11-07/rust-nightly-x86_64-unknown-linux-musl": "926a2b44e0c2f093e62e696b6e53e3b5a9d7882e8c426cfdb364a3e2a2541ebf",
+    "2021-11-07/rust-std-nightly-aarch64-apple-darwin": "478dd2f878e791185e565f9a6a2ae0e7a35c472cce873e50bd6b9cf56b364a38",
+    "2021-11-07/rust-std-nightly-aarch64-unknown-linux-gnu": "31e933401b920a16b797f8ebd3f7cdac43647db5b266f8e812a847f34f167b66",
+    "2021-11-07/rust-std-nightly-aarch64-unknown-linux-musl": "b27f126391825d7db36ccfb688ac3c1d3ded91b9b26446dd1da7ece05347f96d",
+    "2021-11-07/rust-std-nightly-wasm32-unknown-unknown": "da22f32ed22a44d1cf478b52e062494ae063cc3ccd06b12964d6000cbae54186",
+    "2021-11-07/rust-std-nightly-wasm32-wasi": "02fa9f517dea1f31eaa6366c3de5bea2a6c3c09f16758e7a70518727d77191d2",
+    "2021-11-07/rust-std-nightly-x86_64-apple-darwin": "983aa9ada64afb54453b39e572f5d622b2f390dcbeef1002aac1a5d11a50b3a8",
+    "2021-11-07/rust-std-nightly-x86_64-pc-windows-msvc": "408884156e55fe210880e7ee7612a5bbbb2300e4dc4d1ee0cd3726a1225343ca",
+    "2021-11-07/rust-std-nightly-x86_64-unknown-freebsd": "c42b5c495e216764f56e538f0cd54fb6cdf193cd3348a7f37b157f27f440ea43",
+    "2021-11-07/rust-std-nightly-x86_64-unknown-linux-gnu": "218743da51034586ed84ad43f95d95a38805403f0e31faaf247eedba883fa8b5",
+    "2021-11-07/rust-std-nightly-x86_64-unknown-linux-musl": "f5733b29a9c1102355cde885cebf5da42b738632e7dc5919e246c34551126c50",
+    "2021-11-07/rustc-nightly-aarch64-apple-darwin": "ccfd72ed6a189c490d22ea91e53ba7d217db123b6c4015de94ac88973a4f031c",
+    "2021-11-07/rustc-nightly-aarch64-unknown-linux-gnu": "3f5a445397f8a7dece4195b7c181398b6d7c06480bc59ce92058c97f68172353",
+    "2021-11-07/rustc-nightly-aarch64-unknown-linux-musl": "5588596a3ef4bd938802349faf64159fb661f04717fef2d08acfc50d35de4673",
+    "2021-11-07/rustc-nightly-x86_64-apple-darwin": "c3df9cac3419633ae1e9b6a41183a413a3a722a72124394d441d5c914aa9f91d",
+    "2021-11-07/rustc-nightly-x86_64-pc-windows-msvc": "e218ed52bcd57b25a0eeb8a9be4fe954ea226f785940409cc6fc378ad8f25876",
+    "2021-11-07/rustc-nightly-x86_64-unknown-freebsd": "c5f2cc78f5f59179e0fb3770e58eacc44eddcb0c3b2c143b8681776b4caead88",
+    "2021-11-07/rustc-nightly-x86_64-unknown-linux-gnu": "e7e6dbc8291d283a890c994ec9507dfce25aa93a47b2cc213f845b3bedcd2002",
+    "2021-11-07/rustc-nightly-x86_64-unknown-linux-musl": "95fcbd60d484725002c1d20134160201417cc6715ba4e320fa30f95afd95b4e0",
+    "2021-11-07/rustfmt-nightly-aarch64-apple-darwin": "3493f540161825feb81d022bfb6f84f2040f5ad014640e9bfd1a4b93902113c4",
+    "2021-11-07/rustfmt-nightly-aarch64-unknown-linux-gnu": "58291d3b3045b3c2f156d7547db3d5c117840663a6d10425580fe2936c1f7f9e",
+    "2021-11-07/rustfmt-nightly-aarch64-unknown-linux-musl": "85178f75658b69291bedfae0d7c27505f7b0aa0fe53de3922d2f3f671d601e13",
+    "2021-11-07/rustfmt-nightly-x86_64-apple-darwin": "71bcbd9b0e8417e8cbcece46701a3e023eaa596377bfa66507fad0ad383cfd46",
+    "2021-11-07/rustfmt-nightly-x86_64-pc-windows-msvc": "c082bc7eb8d04e4d7025e23b443b14aecc5d504e3de21c1c110c3e04d05d71f0",
+    "2021-11-07/rustfmt-nightly-x86_64-unknown-freebsd": "21815c052a39c5c5d361bbb473a2c36125eb657598359f6b343e352c278c0543",
+    "2021-11-07/rustfmt-nightly-x86_64-unknown-linux-gnu": "102e7e2300fd6dba8aaee468b887ea7fdc43f39f012db2815040586959f6aa36",
+    "2021-11-07/rustfmt-nightly-x86_64-unknown-linux-musl": "8ac20334b400e0a6e4b487e3536f7236f9238a45d63f490baeda7c47fac72504",
     "cargo-1.48.0-aarch64-unknown-linux-gnu": "71347016f0da96d4250225f7b52701274df958870b1a65482badb87d661035f9",
     "cargo-1.48.0-aarch64-unknown-linux-musl": "873883a9f6eb2e0cae7dafdc6c4262157298b7bc6ac5c3ed899ed1f55cad7e82",
     "cargo-1.48.0-x86_64-apple-darwin": "ce00d796cf5a9ac8d88d9df94c408e5d7ccd3541932a829eae833cc8e57efb15",
@@ -698,6 +756,14 @@ FILE_KEY_TO_SHA = {
     "cargo-1.56.0-x86_64-unknown-freebsd": "e1e7400a16c7cb1d2ac83e567c8c23f04fb6ccfcb7b6d1978d327da6edc879f6",
     "cargo-1.56.0-x86_64-unknown-linux-gnu": "e74bd0038893e76393f67a58786ec33ef9251cdb65550b3a2a8117c7355ead71",
     "cargo-1.56.0-x86_64-unknown-linux-musl": "efadb9f545b6ce49d4a861ae7e75f0ce02a6fedb9e5b30e7810dcb4854ca6799",
+    "cargo-1.56.1-aarch64-apple-darwin": "6ed30275214e956ee10b03db87b0b4297948fd102d39896cece01669555047ef",
+    "cargo-1.56.1-aarch64-unknown-linux-gnu": "9aa557436b0cf2a2f4f0d6c4aed5b95062c0637a4a94c000522402e59db1c93a",
+    "cargo-1.56.1-aarch64-unknown-linux-musl": "313f095df71bdd7cab5934641990cbcf325acdfefdcdf9d7a4a8aa950fc655d6",
+    "cargo-1.56.1-x86_64-apple-darwin": "cd60c32d0bb0ed59508df96bebb83cf6f85accb9908fb5d63ca95c983a190cf3",
+    "cargo-1.56.1-x86_64-pc-windows-msvc": "0606835d9c41137552ee63f339c5df1a2ed6f722c871f9fc5cb92b02c7372373",
+    "cargo-1.56.1-x86_64-unknown-freebsd": "a1656603049a4612cdf44179ac7ccdb3c342f0b152cb114f61a228d321b0f384",
+    "cargo-1.56.1-x86_64-unknown-linux-gnu": "c896c033bb1f430c4e200ae8af0f74d792e4909a458086b9597f076e1dcc2ab2",
+    "cargo-1.56.1-x86_64-unknown-linux-musl": "4ecdd39695d9e09c3f4efffff61d67451cd41f28f09155485ac7dcc8f7a65a26",
     "clippy-1.48.0-aarch64-unknown-linux-gnu": "2cc894bf75d938c0f7b96c7711d93b6d5a0befed5c09232cdd8413a57942ed88",
     "clippy-1.48.0-aarch64-unknown-linux-musl": "b3d740358470df6f4c1881a40db16c6fce4082bd251b012963147fdadab96879",
     "clippy-1.48.0-x86_64-apple-darwin": "d70a5d224a90df3fc77d7bd38df931023a3966be755b888bf0888d6bfcbdc424",
@@ -777,6 +843,14 @@ FILE_KEY_TO_SHA = {
     "clippy-1.56.0-x86_64-unknown-freebsd": "c5751a4a7043c7a29755459193cde2a1468b4a0726fb3b188853afc6d6870510",
     "clippy-1.56.0-x86_64-unknown-linux-gnu": "52b49ecc5d44d7f83983ad1aaa37ed9d0ac86a72395cef9e31d06f4ba2343c03",
     "clippy-1.56.0-x86_64-unknown-linux-musl": "32b7b596225dedf38f9228edd1fde9211f6bd1969f924c3de7cc0d5150577487",
+    "clippy-1.56.1-aarch64-apple-darwin": "a3ea45a2c569bbfabe556c6d3c3ca6caa3aa84cd1c4897027a7ae17856ad9c9c",
+    "clippy-1.56.1-aarch64-unknown-linux-gnu": "2b9bea99c887b07b960325f51989600c120278ba658ada17ca9b9f8c75270265",
+    "clippy-1.56.1-aarch64-unknown-linux-musl": "578aeb964a07730e8f92b360e7e96c89728ff35d9d2bd21b1e7436b06960b0a6",
+    "clippy-1.56.1-x86_64-apple-darwin": "00690eb127e30b75992256481e75d4f3dd6afcedd0d00495eee88137cdbfc6a9",
+    "clippy-1.56.1-x86_64-pc-windows-msvc": "932cb41989bb9f72c1a8c37a306a663d311fba26e34f3759e3fe533c963c1571",
+    "clippy-1.56.1-x86_64-unknown-freebsd": "2e25fdf46fb4144115583cc2ee9a43d9d8a5ee8806a00ed676c89ab3f26ff799",
+    "clippy-1.56.1-x86_64-unknown-linux-gnu": "07bfe461a7da0631917a1c2ff0f319af85d1083ada911a089a76e792cf673d16",
+    "clippy-1.56.1-x86_64-unknown-linux-musl": "031f5118516ee442d9489ac32922cfa322b76629ba2dbcbd10047891651e8955",
     "llvm-tools-1.36.0-aarch64-unknown-linux-gnu": "942856e49837a1c3b9c7d48b52cf0ac0fcb2bb31bb691fe53bfb934afb561c7f",
     "llvm-tools-1.36.0-x86_64-apple-darwin": "ed702a4174a27fcf118f301e79835c3da205d3d98adb4acc294b72293a2ec790",
     "llvm-tools-1.36.0-x86_64-pc-windows-msvc": "cf72242bcf873227c026505f56f3ffdaa2febde828d67ad7fc04c4a2e72d7587",
@@ -928,6 +1002,14 @@ FILE_KEY_TO_SHA = {
     "llvm-tools-1.56.0-x86_64-unknown-freebsd": "05225a9aeb481757b470ee604a129bfc7707d85dc487fffcc2585f4124e012d9",
     "llvm-tools-1.56.0-x86_64-unknown-linux-gnu": "ac54b5c1bae0955945cd779291bc443b3e6d52f217ce1078a3505bae1c0e2ff2",
     "llvm-tools-1.56.0-x86_64-unknown-linux-musl": "9512db06f3090028b0ba26aeea21c3a80e6676177c92cfa1e60d13acd6871f0e",
+    "llvm-tools-1.56.1-aarch64-apple-darwin": "8feb4429f37d2c59a97a657052a8518492ea3e0c43b37af1e44407bb04d5fd8c",
+    "llvm-tools-1.56.1-aarch64-unknown-linux-gnu": "3c831ad4ee247ae29a5acecba1609d70b02777ba8181d40a945d2efedebc8126",
+    "llvm-tools-1.56.1-aarch64-unknown-linux-musl": "bf62fb69c222c41c83cb5e647dbce207519724c92de8e05015e7fe62396ad33e",
+    "llvm-tools-1.56.1-x86_64-apple-darwin": "75dc2fb8105e33e3f86753eb2f97615f62bc3433591c31f63fa7c4c12b643321",
+    "llvm-tools-1.56.1-x86_64-pc-windows-msvc": "34ff6e95ce6397b954691f5ae59068bf33f8ecf71fe8aa8b1ac2db6eaff81720",
+    "llvm-tools-1.56.1-x86_64-unknown-freebsd": "b8d281cdae768bdd87409e69c916612e1fed29334d861fd07b0d44dd8b6d086d",
+    "llvm-tools-1.56.1-x86_64-unknown-linux-gnu": "61e322fc405540fae66790a0317d3fe4bb500da20879ef53c14eb32e93590ee6",
+    "llvm-tools-1.56.1-x86_64-unknown-linux-musl": "880e2eae8998ee390c3cd325b1806adb627c7491a252af99fc87f43380e1f11a",
     "rust-1.26.0-aarch64-unknown-linux-gnu": "e12dc84bdb569cdb382268a5fe6ae6a8e2e53810cb890ec3a7133c20ba8451ac",
     "rust-1.26.0-x86_64-apple-darwin": "38708803c3096b8f101d1919ee2d7e723b0adf1bc1bb986b060973b57d8c7c28",
     "rust-1.26.0-x86_64-pc-windows-msvc": "20631bf942242d4be82363030839851bf18a2199b74a661bdc334f830e9e1d5a",
@@ -1170,6 +1252,14 @@ FILE_KEY_TO_SHA = {
     "rust-1.56.0-x86_64-unknown-freebsd": "e31a47ecdd223ef7c84fc50d2c51343f8a3e54d419b04e17d143bd81ed587a7f",
     "rust-1.56.0-x86_64-unknown-linux-gnu": "5189cd56447f9d56fcd7a1966efe5a8efd19843fdfd6bf9a23a9acbc57b5e3f9",
     "rust-1.56.0-x86_64-unknown-linux-musl": "6ad1c6fa11e3bce86368385d0b0512d723a426fa55bcaeafdab08d03f127275d",
+    "rust-1.56.1-aarch64-apple-darwin": "e71c14c1368048a22e4d1851f301872ac2e6f4c574f04d2a7ae4d64b0e7c7235",
+    "rust-1.56.1-aarch64-unknown-linux-gnu": "69792887357c8dd78c5424f0b4a624578296796d99edf6c30ebe2acc2b939aa3",
+    "rust-1.56.1-aarch64-unknown-linux-musl": "971d13d41657e50e3ac54f17f52b4198c3d8bc25ec489a6a9e6d12c18226dda5",
+    "rust-1.56.1-x86_64-apple-darwin": "8d65ef02a123c23be00101fb204d28b60498b9145dd2ee8edabf0afde6e01e55",
+    "rust-1.56.1-x86_64-pc-windows-msvc": "b39acf48e5d73279ca9485f50e6ec16c16fcef922eb17f2921ce807df11d3e5b",
+    "rust-1.56.1-x86_64-unknown-freebsd": "94e2c8b44af125ca8ba1a1ded7e7b9c5acb27e52acec4ab483d5ed9a8528c5a9",
+    "rust-1.56.1-x86_64-unknown-linux-gnu": "a6be5d045183a0b12dddf0d81633e2a64e63e4c2dfa44eb7593970c1ef93a98f",
+    "rust-1.56.1-x86_64-unknown-linux-musl": "3c09058d104d9a88943fb343af1fb70422f9c4a987e6703666ee8a8051211190",
     "rust-src-1.26.0": "d02fe6fd5c0f330656e9ff0a290ebf23cab7c909f96ce1838247fadc117eb1dd",
     "rust-src-1.26.1": "19ef8113ae53ec7ea8f6772a5c9ce5a3dfc28b1bddd800841fb5bbec33fa3619",
     "rust-src-1.26.2": "d63cb7ca67f1bb2101898b7ca33105eeb6d9d9cc3e7ff566b90b0321ec448e73",
@@ -1210,6 +1300,7 @@ FILE_KEY_TO_SHA = {
     "rust-src-1.54.0": "56d14ee97c59c543291154ab427cf96a1a82ef5cf32b89f14886dcfc01f5310b",
     "rust-src-1.55.0": "3be79e301246b413e9e1cc4b5b4f53bcbc964482005381a899ab6c597bef7996",
     "rust-src-1.56.0": "00c2225d0e1d430b1632373c46448b1b69839032b8384684091bb9cce19b2ce6",
+    "rust-src-1.56.1": "be4757c283f94a37cf38b9897f5513ebe3e2f4ef15f013630cdb845987324503",
     "rust-std-1.26.0-aarch64-unknown-linux-gnu": "a583ddc2d4b5f9516bf136f781268ae0e813295d1d145fab4b46a4220f448923",
     "rust-std-1.26.0-aarch64-unknown-linux-musl": "6a112ecd4cdefee2688bf69fdceb785a4d08cea33ba32296539abe3cb7f5eae1",
     "rust-std-1.26.0-wasm32-unknown-unknown": "0f8bb8bdb523cd05acd11006d47b14d7589e64fe25a43d1aec5df692988b400f",
@@ -1561,6 +1652,16 @@ FILE_KEY_TO_SHA = {
     "rust-std-1.56.0-x86_64-unknown-freebsd": "e059d39f15cea58fd89d860a06504f48234ae2aff2c1eb5e4463b50367827ff7",
     "rust-std-1.56.0-x86_64-unknown-linux-gnu": "3c314efa230f95f5d9e3357e5f915a4f40d2a21b10ba7b92fcc9036cbcd9fbac",
     "rust-std-1.56.0-x86_64-unknown-linux-musl": "03b7a319a3d3e5f86278753f2780c7b3fa3f1b60bc2b8ddf6fd18a36540b8601",
+    "rust-std-1.56.1-aarch64-apple-darwin": "59fcdb16c264fce206a1a59261fc576f547fa0a807d3370b542ab25261ae5158",
+    "rust-std-1.56.1-aarch64-unknown-linux-gnu": "d577c25879cf160ec1a04d5101971dd684f9b4f87b3cb463a7521b676dc3df89",
+    "rust-std-1.56.1-aarch64-unknown-linux-musl": "444d5cb43bb82322562afe54c249c3d85b5b1cf215fcd0cfdabd2e657fcda687",
+    "rust-std-1.56.1-wasm32-unknown-unknown": "4e62beca963a5b8c98913dd10abc493126675a0a35c2817afdf6975a49cc1bce",
+    "rust-std-1.56.1-wasm32-wasi": "a7eaf9bf238671f7a54afe00cd76dbb354933e525ab5bceb10d156a2bc414dd7",
+    "rust-std-1.56.1-x86_64-apple-darwin": "a1cedfaea1508bf3bfc8a77d82d15c693b41e70e56fad930d24f21f0bce5052a",
+    "rust-std-1.56.1-x86_64-pc-windows-msvc": "ace5ea90e70b9d035b28b405175d52e1796fb1bb36cfbdead1048ff00e9ec1fe",
+    "rust-std-1.56.1-x86_64-unknown-freebsd": "1382799af56e1ec48cf3971f84122c9d445996422055b822d9d6226a31a20737",
+    "rust-std-1.56.1-x86_64-unknown-linux-gnu": "afd959b295e17640d1e94648278a944dc5f349ebdd9e59e2404729db0810c531",
+    "rust-std-1.56.1-x86_64-unknown-linux-musl": "88bfd0dce45d4321b0781550a300f90da5344dda20744219b6b23072b6cb03af",
     "rustc-1.26.0-aarch64-unknown-linux-gnu": "ddddaddb585b95d81854171ac4e02d07790505853cee3034f199c8b7897f32e2",
     "rustc-1.26.0-x86_64-apple-darwin": "5cb67314656d16cf2a1bdc84213aaaf6afdb5811825c7afba916e2d42d3d641f",
     "rustc-1.26.0-x86_64-pc-windows-msvc": "427ae4a43a901be288ff3a4dc85d3a14f7e95108cfdaae63e8dbb4a227e07cdd",
@@ -1803,6 +1904,14 @@ FILE_KEY_TO_SHA = {
     "rustc-1.56.0-x86_64-unknown-freebsd": "4e7a2f62ef2873b3bd45749133c1690c4b0e037af5a586e9ea691e480f8d2d40",
     "rustc-1.56.0-x86_64-unknown-linux-gnu": "aa66db89c3f89325e40ba0bfe481f4d631559884ae4812c3c3d091d80ba7c245",
     "rustc-1.56.0-x86_64-unknown-linux-musl": "5f7ed6c289b56c129d6dbb407348f566caf39cfc5db35a4b6253cf514940482e",
+    "rustc-1.56.1-aarch64-apple-darwin": "fcb2c2e46e3cc7e7cba3abbb78ba87131aea56770145f8d97944b675a491312a",
+    "rustc-1.56.1-aarch64-unknown-linux-gnu": "9e7461908d0b3e6f4bbb158b71d85e536c186fe571c9960f8ef4300328b25a11",
+    "rustc-1.56.1-aarch64-unknown-linux-musl": "1e913b7f39d0f478c48ff9b9dd6a05dfe67a6ad58e478509cafb20e106512965",
+    "rustc-1.56.1-x86_64-apple-darwin": "876b9ed13a71ada3c00878c6006d837b852973cba84419753445c8a8a76efe00",
+    "rustc-1.56.1-x86_64-pc-windows-msvc": "709fa5ad9723e233025ab0cd142b628cd8a4bb8d11fcdbb97a779d78a60604e5",
+    "rustc-1.56.1-x86_64-unknown-freebsd": "b6a440bf5c3b1e4930effc07c6e50bf03cc44c0465f0c379d626b800f4971700",
+    "rustc-1.56.1-x86_64-unknown-linux-gnu": "d09557a497a4f3b0726cae4c8e193843e403c80615f25f6ef740c79d7e4c122b",
+    "rustc-1.56.1-x86_64-unknown-linux-musl": "b49ef5d9d8a2c49e48dda8bf08fc5a95ac87095a8895df9dbce0ecfb1a97c70a",
     "rustfmt-1.48.0-aarch64-unknown-linux-gnu": "28f7d1ef37c034033eb0e30a13e5f0ad5bbc506adb8a8a9c03adce2b0d4842d5",
     "rustfmt-1.48.0-aarch64-unknown-linux-musl": "e6efa0fae347f97dca3b892565302d35b4cedfee7cb6e2b5fcdb2801074fe018",
     "rustfmt-1.48.0-x86_64-apple-darwin": "cfe593a9446e7dfa52ded8a7cca174ba0c2d1cac6e865d04e0890282f25d22e2",
@@ -1882,4 +1991,12 @@ FILE_KEY_TO_SHA = {
     "rustfmt-1.56.0-x86_64-unknown-freebsd": "a5e58bbf9407ac7da18df4d385f0988d299b1a71d18ce39fb7d1de15c007f5a6",
     "rustfmt-1.56.0-x86_64-unknown-linux-gnu": "ce14465427e5919e407af9e58fea0a638aa02515f182a1a1c0b740cbd52a5e5a",
     "rustfmt-1.56.0-x86_64-unknown-linux-musl": "98dbc11edb80de0c1303823f890434406c36501d89ee45ba2137d4ef4220db8a",
+    "rustfmt-1.56.1-aarch64-apple-darwin": "25e64095594e6aa4c25b2dfb8830108ba32af2917c1b1a4a1a966114d85199d2",
+    "rustfmt-1.56.1-aarch64-unknown-linux-gnu": "b6d1479d66c16eabcd708246521539a60eee31b1b3b492c20676ebbbcbca23fd",
+    "rustfmt-1.56.1-aarch64-unknown-linux-musl": "441f9df760f65a79ce15d79938cf984961cb712639d85e91765abadfc616002f",
+    "rustfmt-1.56.1-x86_64-apple-darwin": "fa4e086107b5219228cdd928fd4671f5ab7a1165c39ca79874fd99a0f865b12b",
+    "rustfmt-1.56.1-x86_64-pc-windows-msvc": "a18c253e6d29ea8575e9b25a1fe43c913082c0036e2532f372e376b8d0c0e15a",
+    "rustfmt-1.56.1-x86_64-unknown-freebsd": "b3f184b3cbe2139407e977838e98a843d90409cdebe86d64338841fb919281c9",
+    "rustfmt-1.56.1-x86_64-unknown-linux-gnu": "6dce6eced612048180892fa9016a06a901c9fc275da046d8e229986f4dd97115",
+    "rustfmt-1.56.1-x86_64-unknown-linux-musl": "0a307bd9a4b08a91f1fee0e90e412d92c9b55b75084c2e9b24ed99dd9469f4fb",
 }
diff --git a/rust/private/common.bzl b/rust/private/common.bzl
index 7e1f1897b7..8712c41baa 100644
--- a/rust/private/common.bzl
+++ b/rust/private/common.bzl
@@ -31,7 +31,7 @@ load(":providers.bzl", "CrateInfo", "DepInfo", "StdLibInfo")
 #
 # Note: Code in `.github/workflows/crate_universe.yaml` looks for this line, if
 # you remove it or change its format, you will also need to update that code.
-DEFAULT_RUST_VERSION = "1.56.0"
+DEFAULT_RUST_VERSION = "1.56.1"
 DEFAULT_RUST_EDITION = "2018"
 
 def _create_crate_info(**kwargs):
diff --git a/util/fetch_shas_NIGHTLY_ISO_DATES.txt b/util/fetch_shas_NIGHTLY_ISO_DATES.txt
index bc39789209..86741edb95 100644
--- a/util/fetch_shas_NIGHTLY_ISO_DATES.txt
+++ b/util/fetch_shas_NIGHTLY_ISO_DATES.txt
@@ -7,3 +7,4 @@
 2021-06-16
 2021-09-08
 2021-10-21
+2021-11-07
diff --git a/util/fetch_shas_VERSIONS.txt b/util/fetch_shas_VERSIONS.txt
index c0e7c3fcc8..553fce8b78 100644
--- a/util/fetch_shas_VERSIONS.txt
+++ b/util/fetch_shas_VERSIONS.txt
@@ -38,3 +38,4 @@
 1.54.0
 1.55.0
 1.56.0
+1.56.1