diff --git a/cumulus/Cargo.lock b/cumulus/Cargo.lock
index f7c629103b..b5042c0ebd 100644
--- a/cumulus/Cargo.lock
+++ b/cumulus/Cargo.lock
@@ -1535,7 +1535,7 @@ checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
 [[package]]
 name = "fork-tree"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "parity-scale-codec",
 ]
@@ -1543,7 +1543,7 @@ dependencies = [
 [[package]]
 name = "frame-benchmarking"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -1560,8 +1560,9 @@ dependencies = [
 [[package]]
 name = "frame-benchmarking-cli"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
+ "Inflector",
  "frame-benchmarking",
  "parity-scale-codec",
  "sc-cli",
@@ -1578,7 +1579,7 @@ dependencies = [
 [[package]]
 name = "frame-executive"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -1593,7 +1594,7 @@ dependencies = [
 [[package]]
 name = "frame-metadata"
 version = "11.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "parity-scale-codec",
  "serde",
@@ -1604,7 +1605,7 @@ dependencies = [
 [[package]]
 name = "frame-support"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "bitmask",
  "frame-metadata",
@@ -1629,7 +1630,7 @@ dependencies = [
 [[package]]
 name = "frame-support-procedural"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-support-procedural-tools",
  "proc-macro2 1.0.18",
@@ -1640,7 +1641,7 @@ dependencies = [
 [[package]]
 name = "frame-support-procedural-tools"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-support-procedural-tools-derive",
  "proc-macro-crate",
@@ -1652,7 +1653,7 @@ dependencies = [
 [[package]]
 name = "frame-support-procedural-tools-derive"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "proc-macro2 1.0.18",
  "quote 1.0.7",
@@ -1662,7 +1663,7 @@ dependencies = [
 [[package]]
 name = "frame-system"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-support",
  "impl-trait-for-tuples",
@@ -1678,7 +1679,7 @@ dependencies = [
 [[package]]
 name = "frame-system-rpc-runtime-api"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "parity-scale-codec",
  "sp-api",
@@ -2617,8 +2618,8 @@ dependencies = [
 
 [[package]]
 name = "kusama-runtime"
-version = "0.8.13"
-source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#fa70ad569ffef1fc66b7d5091b1cebaec57a36bb"
+version = "0.8.14"
+source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#1c1aee0d8b84604cc995ffa175ef138a024029e6"
 dependencies = [
  "bitvec",
  "frame-executive",
@@ -3652,7 +3653,7 @@ dependencies = [
 [[package]]
 name = "pallet-authority-discovery"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -3668,7 +3669,7 @@ dependencies = [
 [[package]]
 name = "pallet-authorship"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -3683,10 +3684,12 @@ dependencies = [
 [[package]]
 name = "pallet-babe"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
+ "frame-benchmarking",
  "frame-support",
  "frame-system",
+ "pallet-authorship",
  "pallet-session",
  "pallet-timestamp",
  "parity-scale-codec",
@@ -3697,6 +3700,7 @@ dependencies = [
  "sp-inherents",
  "sp-io",
  "sp-runtime",
+ "sp-session",
  "sp-staking",
  "sp-std",
  "sp-timestamp",
@@ -3705,7 +3709,7 @@ dependencies = [
 [[package]]
 name = "pallet-balances"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-benchmarking",
  "frame-support",
@@ -3719,7 +3723,7 @@ dependencies = [
 [[package]]
 name = "pallet-collective"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -3734,7 +3738,7 @@ dependencies = [
 [[package]]
 name = "pallet-democracy"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-benchmarking",
  "frame-support",
@@ -3749,7 +3753,7 @@ dependencies = [
 [[package]]
 name = "pallet-elections-phragmen"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -3763,7 +3767,7 @@ dependencies = [
 [[package]]
 name = "pallet-finality-tracker"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -3779,7 +3783,7 @@ dependencies = [
 [[package]]
 name = "pallet-grandpa"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -3799,7 +3803,7 @@ dependencies = [
 [[package]]
 name = "pallet-identity"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "enumflags2",
  "frame-benchmarking",
@@ -3815,7 +3819,7 @@ dependencies = [
 [[package]]
 name = "pallet-im-online"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -3834,7 +3838,7 @@ dependencies = [
 [[package]]
 name = "pallet-indices"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -3850,7 +3854,7 @@ dependencies = [
 [[package]]
 name = "pallet-membership"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -3864,7 +3868,7 @@ dependencies = [
 [[package]]
 name = "pallet-multisig"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -3879,7 +3883,7 @@ dependencies = [
 [[package]]
 name = "pallet-nicks"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -3893,7 +3897,7 @@ dependencies = [
 [[package]]
 name = "pallet-offences"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -3908,7 +3912,7 @@ dependencies = [
 [[package]]
 name = "pallet-proxy"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -3923,7 +3927,7 @@ dependencies = [
 [[package]]
 name = "pallet-randomness-collective-flip"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -3936,7 +3940,7 @@ dependencies = [
 [[package]]
 name = "pallet-recovery"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "enumflags2",
  "frame-support",
@@ -3951,7 +3955,7 @@ dependencies = [
 [[package]]
 name = "pallet-scheduler"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-benchmarking",
  "frame-support",
@@ -3966,7 +3970,7 @@ dependencies = [
 [[package]]
 name = "pallet-session"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -3986,7 +3990,7 @@ dependencies = [
 [[package]]
 name = "pallet-society"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -4000,7 +4004,7 @@ dependencies = [
 [[package]]
 name = "pallet-staking"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -4020,7 +4024,7 @@ dependencies = [
 [[package]]
 name = "pallet-staking-reward-curve"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "proc-macro-crate",
  "proc-macro2 1.0.18",
@@ -4031,7 +4035,7 @@ dependencies = [
 [[package]]
 name = "pallet-sudo"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -4045,7 +4049,7 @@ dependencies = [
 [[package]]
 name = "pallet-timestamp"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-benchmarking",
  "frame-support",
@@ -4062,7 +4066,7 @@ dependencies = [
 [[package]]
 name = "pallet-transaction-payment"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -4077,7 +4081,7 @@ dependencies = [
 [[package]]
 name = "pallet-transaction-payment-rpc"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "jsonrpc-core",
  "jsonrpc-core-client",
@@ -4095,7 +4099,7 @@ dependencies = [
 [[package]]
 name = "pallet-transaction-payment-rpc-runtime-api"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-support",
  "parity-scale-codec",
@@ -4108,7 +4112,7 @@ dependencies = [
 [[package]]
 name = "pallet-treasury"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -4122,7 +4126,7 @@ dependencies = [
 [[package]]
 name = "pallet-utility"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -4137,7 +4141,7 @@ dependencies = [
 [[package]]
 name = "pallet-vesting"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "enumflags2",
  "frame-support",
@@ -4497,8 +4501,8 @@ checksum = "feb3b2b1033b8a60b4da6ee470325f887758c95d5320f52f9ce0df055a55940e"
 
 [[package]]
 name = "polkadot-availability-store"
-version = "0.8.13"
-source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#fa70ad569ffef1fc66b7d5091b1cebaec57a36bb"
+version = "0.8.14"
+source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#1c1aee0d8b84604cc995ffa175ef138a024029e6"
 dependencies = [
  "derive_more 0.99.7",
  "exit-future 0.2.0",
@@ -4524,8 +4528,8 @@ dependencies = [
 
 [[package]]
 name = "polkadot-cli"
-version = "0.8.13"
-source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#fa70ad569ffef1fc66b7d5091b1cebaec57a36bb"
+version = "0.8.14"
+source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#1c1aee0d8b84604cc995ffa175ef138a024029e6"
 dependencies = [
  "frame-benchmarking-cli",
  "futures 0.3.5",
@@ -4546,8 +4550,8 @@ dependencies = [
 
 [[package]]
 name = "polkadot-collator"
-version = "0.8.13"
-source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#fa70ad569ffef1fc66b7d5091b1cebaec57a36bb"
+version = "0.8.14"
+source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#1c1aee0d8b84604cc995ffa175ef138a024029e6"
 dependencies = [
  "futures 0.3.5",
  "futures-timer 2.0.2",
@@ -4574,7 +4578,7 @@ dependencies = [
 [[package]]
 name = "polkadot-core-primitives"
 version = "0.7.30"
-source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#fa70ad569ffef1fc66b7d5091b1cebaec57a36bb"
+source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#1c1aee0d8b84604cc995ffa175ef138a024029e6"
 dependencies = [
  "parity-scale-codec",
  "sp-core",
@@ -4584,8 +4588,8 @@ dependencies = [
 
 [[package]]
 name = "polkadot-erasure-coding"
-version = "0.8.13"
-source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#fa70ad569ffef1fc66b7d5091b1cebaec57a36bb"
+version = "0.8.14"
+source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#1c1aee0d8b84604cc995ffa175ef138a024029e6"
 dependencies = [
  "derive_more 0.15.0",
  "parity-scale-codec",
@@ -4597,8 +4601,8 @@ dependencies = [
 
 [[package]]
 name = "polkadot-network"
-version = "0.8.13"
-source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#fa70ad569ffef1fc66b7d5091b1cebaec57a36bb"
+version = "0.8.14"
+source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#1c1aee0d8b84604cc995ffa175ef138a024029e6"
 dependencies = [
  "arrayvec 0.4.12",
  "bytes 0.5.4",
@@ -4613,6 +4617,7 @@ dependencies = [
  "polkadot-erasure-coding",
  "polkadot-primitives",
  "polkadot-validation",
+ "rand 0.7.3",
  "sc-network",
  "sc-network-gossip",
  "sp-api",
@@ -4624,8 +4629,8 @@ dependencies = [
 
 [[package]]
 name = "polkadot-parachain"
-version = "0.8.13"
-source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#fa70ad569ffef1fc66b7d5091b1cebaec57a36bb"
+version = "0.8.14"
+source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#1c1aee0d8b84604cc995ffa175ef138a024029e6"
 dependencies = [
  "derive_more 0.99.7",
  "log 0.4.8",
@@ -4644,8 +4649,8 @@ dependencies = [
 
 [[package]]
 name = "polkadot-primitives"
-version = "0.8.13"
-source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#fa70ad569ffef1fc66b7d5091b1cebaec57a36bb"
+version = "0.8.14"
+source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#1c1aee0d8b84604cc995ffa175ef138a024029e6"
 dependencies = [
  "bitvec",
  "frame-system",
@@ -4666,8 +4671,8 @@ dependencies = [
 
 [[package]]
 name = "polkadot-rpc"
-version = "0.8.13"
-source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#fa70ad569ffef1fc66b7d5091b1cebaec57a36bb"
+version = "0.8.14"
+source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#1c1aee0d8b84604cc995ffa175ef138a024029e6"
 dependencies = [
  "jsonrpc-core",
  "pallet-transaction-payment-rpc",
@@ -4693,8 +4698,8 @@ dependencies = [
 
 [[package]]
 name = "polkadot-runtime"
-version = "0.8.13"
-source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#fa70ad569ffef1fc66b7d5091b1cebaec57a36bb"
+version = "0.8.14"
+source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#1c1aee0d8b84604cc995ffa175ef138a024029e6"
 dependencies = [
  "bitvec",
  "frame-executive",
@@ -4757,8 +4762,8 @@ dependencies = [
 
 [[package]]
 name = "polkadot-runtime-common"
-version = "0.8.13"
-source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#fa70ad569ffef1fc66b7d5091b1cebaec57a36bb"
+version = "0.8.14"
+source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#1c1aee0d8b84604cc995ffa175ef138a024029e6"
 dependencies = [
  "bitvec",
  "frame-support",
@@ -4790,8 +4795,8 @@ dependencies = [
 
 [[package]]
 name = "polkadot-service"
-version = "0.8.13"
-source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#fa70ad569ffef1fc66b7d5091b1cebaec57a36bb"
+version = "0.8.14"
+source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#1c1aee0d8b84604cc995ffa175ef138a024029e6"
 dependencies = [
  "frame-benchmarking",
  "frame-system-rpc-runtime-api",
@@ -4842,14 +4847,15 @@ dependencies = [
  "sp-runtime",
  "sp-session",
  "sp-transaction-pool",
+ "sp-trie",
  "substrate-prometheus-endpoint",
  "westend-runtime",
 ]
 
 [[package]]
 name = "polkadot-statement-table"
-version = "0.8.13"
-source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#fa70ad569ffef1fc66b7d5091b1cebaec57a36bb"
+version = "0.8.14"
+source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#1c1aee0d8b84604cc995ffa175ef138a024029e6"
 dependencies = [
  "parity-scale-codec",
  "polkadot-primitives",
@@ -4858,8 +4864,8 @@ dependencies = [
 
 [[package]]
 name = "polkadot-test-runtime"
-version = "0.8.13"
-source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#fa70ad569ffef1fc66b7d5091b1cebaec57a36bb"
+version = "0.8.14"
+source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#1c1aee0d8b84604cc995ffa175ef138a024029e6"
 dependencies = [
  "bitvec",
  "frame-executive",
@@ -4909,7 +4915,7 @@ dependencies = [
 [[package]]
 name = "polkadot-test-runtime-client"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#fa70ad569ffef1fc66b7d5091b1cebaec57a36bb"
+source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#1c1aee0d8b84604cc995ffa175ef138a024029e6"
 dependencies = [
  "futures 0.3.5",
  "pallet-timestamp",
@@ -4931,9 +4937,10 @@ dependencies = [
 
 [[package]]
 name = "polkadot-validation"
-version = "0.8.13"
-source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#fa70ad569ffef1fc66b7d5091b1cebaec57a36bb"
+version = "0.8.14"
+source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#1c1aee0d8b84604cc995ffa175ef138a024029e6"
 dependencies = [
+ "ansi_term 0.12.1",
  "bitvec",
  "derive_more 0.14.1",
  "exit-future 0.2.0",
@@ -5741,7 +5748,7 @@ dependencies = [
 [[package]]
 name = "sc-authority-discovery"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "bytes 0.5.4",
  "derive_more 0.99.7",
@@ -5768,7 +5775,7 @@ dependencies = [
 [[package]]
 name = "sc-basic-authorship"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "futures 0.3.5",
  "futures-timer 3.0.2",
@@ -5792,7 +5799,7 @@ dependencies = [
 [[package]]
 name = "sc-block-builder"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "parity-scale-codec",
  "sc-client-api",
@@ -5809,7 +5816,7 @@ dependencies = [
 [[package]]
 name = "sc-chain-spec"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "impl-trait-for-tuples",
  "sc-chain-spec-derive",
@@ -5825,7 +5832,7 @@ dependencies = [
 [[package]]
 name = "sc-chain-spec-derive"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "proc-macro-crate",
  "proc-macro2 1.0.18",
@@ -5836,7 +5843,7 @@ dependencies = [
 [[package]]
 name = "sc-cli"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "ansi_term 0.12.1",
  "atty",
@@ -5858,6 +5865,7 @@ dependencies = [
  "sc-service",
  "sc-telemetry",
  "sc-tracing",
+ "serde",
  "serde_json",
  "sp-blockchain",
  "sp-core",
@@ -5876,7 +5884,7 @@ dependencies = [
 [[package]]
 name = "sc-client-api"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "derive_more 0.99.7",
  "fnv",
@@ -5912,7 +5920,7 @@ dependencies = [
 [[package]]
 name = "sc-client-db"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "blake2-rfc",
  "hash-db",
@@ -5941,7 +5949,7 @@ dependencies = [
 [[package]]
 name = "sc-consensus"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "sc-client-api",
  "sp-blockchain",
@@ -5952,7 +5960,7 @@ dependencies = [
 [[package]]
 name = "sc-consensus-babe"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "derive_more 0.99.7",
  "fork-tree",
@@ -5994,7 +6002,7 @@ dependencies = [
 [[package]]
 name = "sc-consensus-babe-rpc"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "derive_more 0.99.7",
  "futures 0.3.5",
@@ -6018,7 +6026,7 @@ dependencies = [
 [[package]]
 name = "sc-consensus-epochs"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "fork-tree",
  "parity-scale-codec",
@@ -6031,7 +6039,7 @@ dependencies = [
 [[package]]
 name = "sc-consensus-slots"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "futures 0.3.5",
  "futures-timer 3.0.2",
@@ -6044,6 +6052,7 @@ dependencies = [
  "sp-application-crypto",
  "sp-blockchain",
  "sp-consensus",
+ "sp-consensus-slots",
  "sp-core",
  "sp-inherents",
  "sp-runtime",
@@ -6053,7 +6062,7 @@ dependencies = [
 [[package]]
 name = "sc-consensus-uncles"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "log 0.4.8",
  "sc-client-api",
@@ -6067,7 +6076,7 @@ dependencies = [
 [[package]]
 name = "sc-executor"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "derive_more 0.99.7",
  "lazy_static",
@@ -6095,7 +6104,7 @@ dependencies = [
 [[package]]
 name = "sc-executor-common"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "derive_more 0.99.7",
  "log 0.4.8",
@@ -6112,7 +6121,7 @@ dependencies = [
 [[package]]
 name = "sc-executor-wasmi"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "log 0.4.8",
  "parity-scale-codec",
@@ -6127,7 +6136,7 @@ dependencies = [
 [[package]]
 name = "sc-executor-wasmtime"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "cranelift-codegen",
  "cranelift-wasm",
@@ -6148,7 +6157,7 @@ dependencies = [
 [[package]]
 name = "sc-finality-grandpa"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "assert_matches",
  "derive_more 0.99.7",
@@ -6186,7 +6195,7 @@ dependencies = [
 [[package]]
 name = "sc-finality-grandpa-rpc"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "derive_more 0.99.7",
  "finality-grandpa",
@@ -6203,7 +6212,7 @@ dependencies = [
 [[package]]
 name = "sc-informant"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "ansi_term 0.12.1",
  "futures 0.3.5",
@@ -6222,7 +6231,7 @@ dependencies = [
 [[package]]
 name = "sc-keystore"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "derive_more 0.99.7",
  "hex",
@@ -6238,7 +6247,7 @@ dependencies = [
 [[package]]
 name = "sc-light"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "hash-db",
  "lazy_static",
@@ -6257,7 +6266,7 @@ dependencies = [
 [[package]]
 name = "sc-network"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "bitflags",
  "bs58",
@@ -6309,7 +6318,7 @@ dependencies = [
 [[package]]
 name = "sc-network-gossip"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "futures 0.3.5",
  "futures-timer 3.0.2",
@@ -6324,7 +6333,7 @@ dependencies = [
 [[package]]
 name = "sc-offchain"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "bytes 0.5.4",
  "fnv",
@@ -6351,7 +6360,7 @@ dependencies = [
 [[package]]
 name = "sc-peerset"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "futures 0.3.5",
  "libp2p",
@@ -6364,7 +6373,7 @@ dependencies = [
 [[package]]
 name = "sc-proposer-metrics"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "log 0.4.8",
  "substrate-prometheus-endpoint",
@@ -6373,7 +6382,7 @@ dependencies = [
 [[package]]
 name = "sc-rpc"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "futures 0.3.5",
  "hash-db",
@@ -6405,7 +6414,7 @@ dependencies = [
 [[package]]
 name = "sc-rpc-api"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "derive_more 0.99.7",
  "futures 0.3.5",
@@ -6429,7 +6438,7 @@ dependencies = [
 [[package]]
 name = "sc-rpc-server"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "jsonrpc-core",
  "jsonrpc-http-server",
@@ -6445,7 +6454,7 @@ dependencies = [
 [[package]]
 name = "sc-service"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "derive_more 0.99.7",
  "directories",
@@ -6508,7 +6517,7 @@ dependencies = [
 [[package]]
 name = "sc-state-db"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "log 0.4.8",
  "parity-scale-codec",
@@ -6522,7 +6531,7 @@ dependencies = [
 [[package]]
 name = "sc-telemetry"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "futures 0.3.5",
  "futures-timer 3.0.2",
@@ -6543,7 +6552,7 @@ dependencies = [
 [[package]]
 name = "sc-tracing"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "erased-serde",
  "log 0.4.8",
@@ -6560,7 +6569,7 @@ dependencies = [
 [[package]]
 name = "sc-transaction-graph"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "derive_more 0.99.7",
  "futures 0.3.5",
@@ -6580,7 +6589,7 @@ dependencies = [
 [[package]]
 name = "sc-transaction-pool"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "derive_more 0.99.7",
  "futures 0.3.5",
@@ -6985,7 +6994,7 @@ dependencies = [
 [[package]]
 name = "sp-allocator"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "derive_more 0.99.7",
  "log 0.4.8",
@@ -6997,7 +7006,7 @@ dependencies = [
 [[package]]
 name = "sp-api"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "hash-db",
  "parity-scale-codec",
@@ -7012,7 +7021,7 @@ dependencies = [
 [[package]]
 name = "sp-api-proc-macro"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "blake2-rfc",
  "proc-macro-crate",
@@ -7024,7 +7033,7 @@ dependencies = [
 [[package]]
 name = "sp-application-crypto"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "parity-scale-codec",
  "serde",
@@ -7036,7 +7045,7 @@ dependencies = [
 [[package]]
 name = "sp-arithmetic"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "integer-sqrt",
  "num-traits 0.2.12",
@@ -7049,7 +7058,7 @@ dependencies = [
 [[package]]
 name = "sp-authority-discovery"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "parity-scale-codec",
  "sp-api",
@@ -7061,7 +7070,7 @@ dependencies = [
 [[package]]
 name = "sp-authorship"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "parity-scale-codec",
  "sp-inherents",
@@ -7072,7 +7081,7 @@ dependencies = [
 [[package]]
 name = "sp-block-builder"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "parity-scale-codec",
  "sp-api",
@@ -7084,7 +7093,7 @@ dependencies = [
 [[package]]
 name = "sp-blockchain"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "derive_more 0.99.7",
  "log 0.4.8",
@@ -7100,7 +7109,7 @@ dependencies = [
 [[package]]
 name = "sp-chain-spec"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "serde",
  "serde_json",
@@ -7109,7 +7118,7 @@ dependencies = [
 [[package]]
 name = "sp-consensus"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "derive_more 0.99.7",
  "futures 0.3.5",
@@ -7147,13 +7156,14 @@ dependencies = [
 [[package]]
 name = "sp-consensus-babe"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "merlin",
  "parity-scale-codec",
  "sp-api",
  "sp-application-crypto",
  "sp-consensus",
+ "sp-consensus-slots",
  "sp-consensus-vrf",
  "sp-core",
  "sp-inherents",
@@ -7162,10 +7172,19 @@ dependencies = [
  "sp-timestamp",
 ]
 
+[[package]]
+name = "sp-consensus-slots"
+version = "0.8.0-rc4"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
+dependencies = [
+ "parity-scale-codec",
+ "sp-runtime",
+]
+
 [[package]]
 name = "sp-consensus-vrf"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "parity-scale-codec",
  "schnorrkel",
@@ -7177,7 +7196,7 @@ dependencies = [
 [[package]]
 name = "sp-core"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "base58",
  "blake2-rfc",
@@ -7220,7 +7239,7 @@ dependencies = [
 [[package]]
 name = "sp-database"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "kvdb",
  "parking_lot 0.10.2",
@@ -7229,7 +7248,7 @@ dependencies = [
 [[package]]
 name = "sp-debug-derive"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "proc-macro2 1.0.18",
  "quote 1.0.7",
@@ -7239,7 +7258,7 @@ dependencies = [
 [[package]]
 name = "sp-externalities"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "environmental",
  "parity-scale-codec",
@@ -7250,7 +7269,7 @@ dependencies = [
 [[package]]
 name = "sp-finality-grandpa"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "finality-grandpa",
  "log 0.4.8",
@@ -7266,7 +7285,7 @@ dependencies = [
 [[package]]
 name = "sp-finality-tracker"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "parity-scale-codec",
  "sp-inherents",
@@ -7276,7 +7295,7 @@ dependencies = [
 [[package]]
 name = "sp-inherents"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "derive_more 0.99.7",
  "parity-scale-codec",
@@ -7288,7 +7307,7 @@ dependencies = [
 [[package]]
 name = "sp-io"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "futures 0.3.5",
  "hash-db",
@@ -7309,7 +7328,7 @@ dependencies = [
 [[package]]
 name = "sp-keyring"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "lazy_static",
  "sp-core",
@@ -7320,7 +7339,7 @@ dependencies = [
 [[package]]
 name = "sp-npos-elections"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "parity-scale-codec",
  "serde",
@@ -7332,7 +7351,7 @@ dependencies = [
 [[package]]
 name = "sp-npos-elections-compact"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "proc-macro-crate",
  "proc-macro2 1.0.18",
@@ -7343,7 +7362,7 @@ dependencies = [
 [[package]]
 name = "sp-offchain"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "sp-api",
  "sp-core",
@@ -7353,7 +7372,7 @@ dependencies = [
 [[package]]
 name = "sp-panic-handler"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "backtrace",
  "log 0.4.8",
@@ -7362,7 +7381,7 @@ dependencies = [
 [[package]]
 name = "sp-rpc"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "serde",
  "sp-core",
@@ -7371,7 +7390,7 @@ dependencies = [
 [[package]]
 name = "sp-runtime"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "either",
  "hash256-std-hasher",
@@ -7393,7 +7412,7 @@ dependencies = [
 [[package]]
 name = "sp-runtime-interface"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "parity-scale-codec",
  "primitive-types",
@@ -7408,7 +7427,7 @@ dependencies = [
 [[package]]
 name = "sp-runtime-interface-proc-macro"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "Inflector",
  "proc-macro-crate",
@@ -7420,7 +7439,7 @@ dependencies = [
 [[package]]
 name = "sp-serializer"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "serde",
  "serde_json",
@@ -7429,7 +7448,7 @@ dependencies = [
 [[package]]
 name = "sp-session"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "parity-scale-codec",
  "sp-api",
@@ -7442,7 +7461,7 @@ dependencies = [
 [[package]]
 name = "sp-staking"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "parity-scale-codec",
  "sp-runtime",
@@ -7452,7 +7471,7 @@ dependencies = [
 [[package]]
 name = "sp-state-machine"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "hash-db",
  "itertools 0.9.0",
@@ -7473,12 +7492,12 @@ dependencies = [
 [[package]]
 name = "sp-std"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 
 [[package]]
 name = "sp-storage"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "impl-serde 0.2.3",
  "ref-cast",
@@ -7503,7 +7522,7 @@ dependencies = [
 [[package]]
 name = "sp-timestamp"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "impl-trait-for-tuples",
  "parity-scale-codec",
@@ -7517,7 +7536,7 @@ dependencies = [
 [[package]]
 name = "sp-tracing"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "log 0.4.8",
  "rental",
@@ -7527,7 +7546,7 @@ dependencies = [
 [[package]]
 name = "sp-transaction-pool"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "derive_more 0.99.7",
  "futures 0.3.5",
@@ -7543,7 +7562,7 @@ dependencies = [
 [[package]]
 name = "sp-trie"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "hash-db",
  "memory-db 0.21.0",
@@ -7557,7 +7576,7 @@ dependencies = [
 [[package]]
 name = "sp-utils"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "futures 0.3.5",
  "futures-core",
@@ -7569,7 +7588,7 @@ dependencies = [
 [[package]]
 name = "sp-version"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "impl-serde 0.2.3",
  "parity-scale-codec",
@@ -7581,7 +7600,7 @@ dependencies = [
 [[package]]
 name = "sp-wasm-interface"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "impl-trait-for-tuples",
  "parity-scale-codec",
@@ -7709,7 +7728,7 @@ dependencies = [
 [[package]]
 name = "substrate-build-script-utils"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "platforms",
 ]
@@ -7717,7 +7736,7 @@ dependencies = [
 [[package]]
 name = "substrate-frame-rpc-system"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "frame-system-rpc-runtime-api",
  "futures 0.3.5",
@@ -7740,7 +7759,7 @@ dependencies = [
 [[package]]
 name = "substrate-prometheus-endpoint"
 version = "0.8.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
  "async-std",
  "derive_more 0.99.7",
@@ -7754,10 +7773,12 @@ dependencies = [
 [[package]]
 name = "substrate-test-client"
 version = "2.0.0-rc4"
-source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#f59ac8b044a463928637992347670008c19fe7b9"
+source = "git+https://github.com/paritytech/substrate?branch=cumulus-branch#0ab1c4f945c8cfb8687c34c926ffd1761d124eba"
 dependencies = [
+ "futures 0.1.29",
  "futures 0.3.5",
  "hash-db",
+ "hex",
  "parity-scale-codec",
  "sc-client-api",
  "sc-client-db",
@@ -8961,8 +8982,8 @@ dependencies = [
 
 [[package]]
 name = "westend-runtime"
-version = "0.8.13"
-source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#fa70ad569ffef1fc66b7d5091b1cebaec57a36bb"
+version = "0.8.14"
+source = "git+https://github.com/paritytech/polkadot?branch=cumulus-branch#1c1aee0d8b84604cc995ffa175ef138a024029e6"
 dependencies = [
  "bitvec",
  "frame-executive",
diff --git a/cumulus/test/parachain/src/command.rs b/cumulus/test/parachain/src/command.rs
index 9396ea8f90..964a44137e 100644
--- a/cumulus/test/parachain/src/command.rs
+++ b/cumulus/test/parachain/src/command.rs
@@ -34,35 +34,35 @@ use sp_runtime::{
 use std::{net::SocketAddr, sync::Arc};
 
 impl SubstrateCli for Cli {
-	fn impl_name() -> &'static str {
-		"Cumulus Test Parachain Collator"
+	fn impl_name() -> String {
+		"Cumulus Test Parachain Collator".into()
 	}
 
-	fn impl_version() -> &'static str {
-		env!("SUBSTRATE_CLI_IMPL_VERSION")
+	fn impl_version() -> String {
+		env!("SUBSTRATE_CLI_IMPL_VERSION").into()
 	}
 
-	fn description() -> &'static str {
-		"Cumulus test parachain collator\n\nThe command-line arguments provided first will be \
+	fn description() -> String {
+		format!("Cumulus test parachain collator\n\nThe command-line arguments provided first will be \
 		passed to the parachain node, while the arguments provided after -- will be passed \
 		to the relaychain node.\n\n\
-		cumulus-test-parachain-collator [parachain-args] -- [relaychain-args]"
+		{} [parachain-args] -- [relaychain-args]", Self::executable_name())
 	}
 
-	fn author() -> &'static str {
-		env!("CARGO_PKG_AUTHORS")
+	fn author() -> String {
+		env!("CARGO_PKG_AUTHORS").into()
 	}
 
-	fn support_url() -> &'static str {
-		"https://github.com/paritytech/cumulus/issues/new"
+	fn support_url() -> String {
+		"https://github.com/paritytech/cumulus/issues/new".into()
 	}
 
 	fn copyright_start_year() -> i32 {
 		2017
 	}
 
-	fn executable_name() -> &'static str {
-		"cumulus-test-parachain-collator"
+	fn executable_name() -> String {
+		"cumulus-test-parachain-collator".into()
 	}
 
 	fn load_spec(&self, _id: &str) -> std::result::Result<Box<dyn sc_service::ChainSpec>, String> {
@@ -78,46 +78,41 @@ impl SubstrateCli for Cli {
 }
 
 impl SubstrateCli for PolkadotCli {
-	fn impl_name() -> &'static str {
-		"Cumulus Test Parachain Collator"
+	fn impl_name() -> String {
+		"Cumulus Test Parachain Collator".into()
 	}
 
-	fn impl_version() -> &'static str {
-		env!("SUBSTRATE_CLI_IMPL_VERSION")
+	fn impl_version() -> String {
+		env!("SUBSTRATE_CLI_IMPL_VERSION").into()
 	}
 
-	fn description() -> &'static str {
+	fn description() -> String {
 		"Cumulus test parachain collator\n\nThe command-line arguments provided first will be \
 		passed to the parachain node, while the arguments provided after -- will be passed \
 		to the relaychain node.\n\n\
 		cumulus-test-parachain-collator [parachain-args] -- [relaychain-args]"
+			.into()
 	}
 
-	fn author() -> &'static str {
-		env!("CARGO_PKG_AUTHORS")
+	fn author() -> String {
+		env!("CARGO_PKG_AUTHORS").into()
 	}
 
-	fn support_url() -> &'static str {
-		"https://github.com/paritytech/cumulus/issues/new"
+	fn support_url() -> String {
+		"https://github.com/paritytech/cumulus/issues/new".into()
 	}
 
 	fn copyright_start_year() -> i32 {
 		2017
 	}
 
-	fn executable_name() -> &'static str {
-		"cumulus-test-parachain-collator"
+	fn executable_name() -> String {
+		"cumulus-test-parachain-collator".into()
 	}
 
 	fn load_spec(&self, id: &str) -> std::result::Result<Box<dyn sc_service::ChainSpec>, String> {
-		Ok(match id {
-			"" | "local" | "dev" => Box::new(polkadot_service::PolkadotChainSpec::from_json_bytes(
-				&include_bytes!("../res/polkadot_chainspec.json")[..],
-			)?),
-			path => Box::new(chain_spec::ChainSpec::from_json_file(
-				std::path::PathBuf::from(path),
-			)?),
-		})
+		polkadot_cli::Cli::from_iter([PolkadotCli::executable_name().to_string()].iter())
+			.load_spec(id)
 	}
 
 	fn native_runtime_version(chain_spec: &Box<dyn ChainSpec>) -> &'static RuntimeVersion {
@@ -161,7 +156,9 @@ pub fn run() -> Result<()> {
 		Some(Subcommand::Base(subcommand)) => {
 			let runner = cli.create_runner(subcommand)?;
 
-			runner.run_subcommand(subcommand, |config| Ok(new_full_start!(config).0))
+			runner.run_subcommand(subcommand, |config| {
+				Ok(new_full_start!(config).0.to_chain_ops_parts())
+			})
 		}
 		Some(Subcommand::ExportGenesisState(params)) => {
 			sc_cli::init_logger("");
diff --git a/cumulus/test/parachain/src/service.rs b/cumulus/test/parachain/src/service.rs
index 3f1ea94f17..01f008972a 100644
--- a/cumulus/test/parachain/src/service.rs
+++ b/cumulus/test/parachain/src/service.rs
@@ -17,7 +17,7 @@
 use ansi_term::Color;
 use cumulus_collator::{prepare_collator_config, CollatorBuilder};
 use cumulus_network::DelayedBlockAnnounceValidator;
-use futures::FutureExt;
+use futures::{FutureExt, future::ready};
 use polkadot_primitives::parachain::CollatorPair;
 use sc_executor::native_executor_instance;
 pub use sc_executor::NativeExecutor;
@@ -135,8 +135,12 @@ pub fn run_collator(
 		prefix: format!("[{}] ", Color::Blue.bold().paint("Relaychain")),
 	};
 
-	let polkadot_future =
-		polkadot_collator::start_collator(builder, id, key, polkadot_config).map(|_| ());
+	let (polkadot_future, task_manager) =
+		polkadot_collator::start_collator(builder, id, key, polkadot_config)?;
+
+	// Make sure the polkadot task manager survives as long as the service.
+	let polkadot_future = polkadot_future.then(move |_| { let _ = task_manager; ready(())});
+
 	service.task_manager.spawn_essential_handle().spawn("polkadot", polkadot_future);
 
 	Ok(service.task_manager)