Auto merge of #44154 - alexcrichton:bump-bootstrap, r=Mark-Simulacrum

Bump to 1.22.0 and update boostrap compiler

Time to get a new nightly!

19 files changed, 71 insertions, 270 deletions

diff --git a/src/Cargo.lock b/src/Cargo.lock
index d21bb62b742..58ebef679cf 100644
--- a/src/Cargo.lock
+++ b/src/Cargo.lock
@@ -80,7 +80,7 @@ version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -93,7 +93,7 @@ dependencies = [
  "cfg-if 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "dbghelp-sys 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-demangle 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -104,7 +104,7 @@ version = "0.1.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "gcc 0.3.51 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -140,7 +140,7 @@ dependencies = [
  "gcc 0.3.51 (registry+https://github.com/rust-lang/crates.io-index)",
  "getopts 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
  "num_cpus 1.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.11 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -175,20 +175,14 @@ dependencies = [
 
 [[package]]
 name = "cargo"
-version = "0.22.0"
-source = "git+https://github.com/rust-lang/cargo#3d3f2c05d742e5f907e951aa8849b03f0bc1a895"
-replace = "cargo 0.22.0"
-
-[[package]]
-name = "cargo"
-version = "0.22.0"
+version = "0.23.0"
 dependencies = [
  "advapi32-sys 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "atty 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "bufstream 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "cargotest 0.1.0",
  "core-foundation 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "crates-io 0.11.0",
+ "crates-io 0.12.0",
  "crossbeam 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "curl 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "docopt 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -197,7 +191,7 @@ dependencies = [
  "filetime 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "flate2 0.2.19 (registry+https://github.com/rust-lang/crates.io-index)",
  "fs2 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "git2 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "git2 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "git2-curl 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "glob 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "hamcrest 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -206,8 +200,8 @@ dependencies = [
  "ignore 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "jobserver 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
- "libgit2-sys 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libgit2-sys 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "miow 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "num_cpus 1.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -223,7 +217,7 @@ dependencies = [
  "shell-escape 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "tar 0.4.13 (registry+https://github.com/rust-lang/crates.io-index)",
  "tempdir 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "termcolor 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "termcolor 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "toml 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "url 1.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -233,10 +227,10 @@ dependencies = [
 name = "cargotest"
 version = "0.1.0"
 dependencies = [
- "cargo 0.22.0",
+ "cargo 0.23.0",
  "filetime 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "flate2 0.2.19 (registry+https://github.com/rust-lang/crates.io-index)",
- "git2 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "git2 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "hamcrest 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "hex 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -303,7 +297,7 @@ dependencies = [
  "env_logger 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "filetime 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "getopts 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.24 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -333,7 +327,7 @@ version = "0.4.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "core-foundation-sys 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -341,12 +335,12 @@ name = "core-foundation-sys"
 version = "0.4.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "crates-io"
-version = "0.11.0"
+version = "0.12.0"
 dependencies = [
  "curl 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "error-chain 0.11.0-rc.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -391,7 +385,7 @@ version = "0.4.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "curl-sys 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
  "openssl-probe 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "openssl-sys 0.9.17 (registry+https://github.com/rust-lang/crates.io-index)",
  "socket2 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -404,7 +398,7 @@ version = "0.3.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "gcc 0.3.51 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
  "libz-sys 1.0.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "openssl-sys 0.9.17 (registry+https://github.com/rust-lang/crates.io-index)",
  "pkg-config 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -519,7 +513,7 @@ name = "filetime"
 version = "0.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -539,7 +533,7 @@ name = "flate2"
 version = "0.2.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
  "miniz-sys 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -563,7 +557,7 @@ version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -593,12 +587,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "git2"
-version = "0.6.6"
+version = "0.6.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bitflags 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
- "libgit2-sys 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libgit2-sys 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "openssl-probe 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "openssl-sys 0.9.17 (registry+https://github.com/rust-lang/crates.io-index)",
  "url 1.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -610,7 +604,7 @@ version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "curl 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "git2 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "git2 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "url 1.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -762,7 +756,7 @@ dependencies = [
 
 [[package]]
 name = "itoa"
-version = "0.3.2"
+version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -770,7 +764,7 @@ name = "jobserver"
 version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.3.16 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -833,18 +827,18 @@ dependencies = [
 
 [[package]]
 name = "libc"
-version = "0.2.29"
+version = "0.2.30"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "libgit2-sys"
-version = "0.6.12"
+version = "0.6.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cmake 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
  "curl-sys 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "gcc 0.3.51 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
  "libssh2-sys 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "libz-sys 1.0.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "openssl-sys 0.9.17 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -857,7 +851,7 @@ version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cmake 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
  "libz-sys 1.0.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "openssl-sys 0.9.17 (registry+https://github.com/rust-lang/crates.io-index)",
  "pkg-config 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -869,7 +863,7 @@ version = "1.0.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "gcc 0.3.51 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
  "pkg-config 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "vcpkg 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -890,7 +884,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "filetime 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "gcc 0.3.51 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -955,7 +949,7 @@ name = "memchr"
 version = "0.1.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -963,7 +957,7 @@ name = "memchr"
 version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -972,7 +966,7 @@ version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "gcc 0.3.51 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -997,7 +991,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cfg-if 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "ws2_32-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1073,7 +1067,7 @@ name = "num_cpus"
 version = "1.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1093,7 +1087,7 @@ dependencies = [
  "bitflags 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "foreign-types 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
  "openssl-sys 0.9.17 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1108,7 +1102,7 @@ version = "0.9.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "gcc 0.3.51 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
  "pkg-config 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "vcpkg 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1274,7 +1268,7 @@ name = "rand"
 version = "0.3.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
  "magenta 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1336,7 +1330,7 @@ version = "0.1.0"
 name = "rls"
 version = "0.1.0"
 dependencies = [
- "cargo 0.22.0 (git+https://github.com/rust-lang/cargo)",
+ "cargo 0.23.0",
  "env_logger 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "jsonrpc-core 7.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "languageserver-types 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1821,7 +1815,7 @@ dependencies = [
  "env_logger 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "getopts 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "regex 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.11 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1920,7 +1914,7 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "dtoa 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "itoa 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "itoa 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "num-traits 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.11 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1951,7 +1945,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cfg-if 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "ws2_32-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -2099,7 +2093,7 @@ name = "syntex_errors"
 version = "0.52.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.24 (registry+https://github.com/rust-lang/crates.io-index)",
  "syntex_pos 0.52.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2121,7 +2115,7 @@ version = "0.52.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bitflags 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.24 (registry+https://github.com/rust-lang/crates.io-index)",
  "syntex_errors 0.52.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2136,7 +2130,7 @@ version = "0.4.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "filetime 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
  "xattr 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -2177,13 +2171,13 @@ version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "termcolor"
-version = "0.3.2"
+version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "wincolor 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2212,7 +2206,7 @@ version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2417,7 +2411,7 @@ name = "xattr"
 version = "0.1.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2446,7 +2440,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum bitflags 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)" = "1370e9fc2a6ae53aea8b7a5110edbd08836ed87c88736dfabccade1c2b44bff4"
 "checksum bitflags 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)" = "4efd02e230a02e18f92fc2735f44597385ed02ad8f831e7c1c1156ee5e1ab3a5"
 "checksum bufstream 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "f2f382711e76b9de6c744cc00d0497baba02fb00a787f088c879f01d09468e32"
-"checksum cargo 0.22.0 (git+https://github.com/rust-lang/cargo)" = "<none>"
 "checksum cfg-if 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "d4c819a1287eb618df47cc647173c5c4c66ba19d888a6e50d605672aed3140de"
 "checksum clap 2.26.0 (registry+https://github.com/rust-lang/crates.io-index)" = "2267a8fdd4dce6956ba6649e130f62fb279026e5e84b92aa939ac8f85ce3f9f0"
 "checksum cmake 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)" = "b8ebbb35d3dc9cd09497168f33de1acb79b265d350ab0ac34133b98f8509af1f"
@@ -2479,7 +2472,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum futures 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)" = "a82bdc62350ca9d7974c760e9665102fc9d740992a528c2254aa930e53b783c4"
 "checksum gcc 0.3.51 (registry+https://github.com/rust-lang/crates.io-index)" = "120d07f202dcc3f72859422563522b66fe6463a4c513df062874daad05f85f0a"
 "checksum getopts 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)" = "d9047cfbd08a437050b363d35ef160452c5fe8ea5187ae0a624708c91581d685"
-"checksum git2 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)" = "aa01936ac96555c083c0e8553f672616274408d9d3fc5b8696603fbf63ff43ee"
+"checksum git2 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)" = "0c1c0203d653f4140241da0c1375a404f0a397249ec818cd2076c6280c50f6fa"
 "checksum git2-curl 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "68676bc784bf0bef83278898929bf64a251e87c0340723d0b93fa096c9c5bf8e"
 "checksum glob 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)" = "8be18de09a56b60ed0edf84bc9df007e30040691af7acd1c41874faac5895bfb"
 "checksum globset 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "feeb1b6840809ef5efcf7a4a990bc4e1b7ee3df8cf9e2379a75aeb2ba42ac9c3"
@@ -2491,15 +2484,15 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum html5ever 0.18.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a49d5001dd1bddf042ea41ed4e0a671d50b1bf187e66b349d7ec613bdce4ad90"
 "checksum idna 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "014b298351066f1512874135335d62a789ffe78a9974f94b43ed5621951eaf7d"
 "checksum ignore 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "b3fcaf2365eb14b28ec7603c98c06cc531f19de9eb283d89a3dff8417c8c99f5"
-"checksum itoa 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)" = "f74cf6ca1bdbc28496a2b9798ab7fccc2ca5a42cace95bb2b219577216a5fb90"
+"checksum itoa 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "ac17257442c2ed77dbc9fd555cf83c58b0c7f7d0e8f2ae08c0ac05c72842e1f6"
 "checksum jobserver 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)" = "443ae8bc0af6c106e6e8b77e04684faecc1a5ce94e058f4c2b0a037b0ea1b133"
 "checksum jsonrpc-core 7.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "903e5eee845f3d83c1436d12848d97b1247cf850ff06a8e1db2f1ce3543af2cf"
 "checksum kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7507624b29483431c0ba2d82aece8ca6cdba9382bff4ddd0f7490560c056098d"
 "checksum kuchiki 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "ef2ea4f2f7883cd7c6772b06c14abca01a2cc1f75c426cebffcf6b3b925ef9fc"
 "checksum languageserver-types 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d52e477b23bf52cd3ca0f9fc6c5d14be954eec97e3b9cdfbd962d911bd533caf"
 "checksum lazy_static 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)" = "3b37545ab726dd833ec6420aaba8231c5b320814b9029ad585555d2a03e94fbf"
-"checksum libc 0.2.29 (registry+https://github.com/rust-lang/crates.io-index)" = "8a014d9226c2cc402676fbe9ea2e15dd5222cd1dd57f576b5b283178c944a264"
-"checksum libgit2-sys 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)" = "df18a822100352d9863b302faf6f8f25c0e77f0e60feb40e5dbe1238b7f13b1d"
+"checksum libc 0.2.30 (registry+https://github.com/rust-lang/crates.io-index)" = "2370ca07ec338939e356443dac2296f581453c35fe1e3a3ed06023c49435f915"
+"checksum libgit2-sys 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)" = "c00f6e5bc3fb2b5f87e75e8d0fd4ae6720d55f3ee23d389b7c6cae30f8db8db1"
 "checksum libssh2-sys 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)" = "0db4ec23611747ef772db1c4d650f8bd762f07b461727ec998f953c614024b75"
 "checksum libz-sys 1.0.16 (registry+https://github.com/rust-lang/crates.io-index)" = "3fdd64ef8ee652185674455c1d450b83cbc8ad895625d543b5324d923f82e4d8"
 "checksum log 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)" = "880f77541efa6e5cc74e76910c9884d9859683118839d6a1dc3b11e63512565b"
@@ -2587,7 +2580,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum tendril 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "8c1b72f8e2f5b73b65c315b1a70c730f24b9d7a25f39e98de8acbe2bb795caea"
 "checksum term 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)" = "fa63644f74ce96fbeb9b794f66aff2a52d601cbd5e80f4b97123e3899f4570f1"
 "checksum term_size 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "e2b6b55df3198cc93372e85dd2ed817f0e38ce8cc0f22eb32391bfad9c4bf209"
-"checksum termcolor 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)" = "9a5193a56b8d82014662c4b933dea6bec851daf018a2b01722e007daaf5f9dca"
+"checksum termcolor 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "9065bced9c3e43453aa3d56f1e98590b8455b341d2fa191a1090c0dd0b242c75"
 "checksum textwrap 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "f728584ea33b0ad19318e20557cb0a39097751dbb07171419673502f848c7af6"
 "checksum thread-id 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a9539db560102d1cef46b8b78ce737ff0bb64e7e18d35b2a5688f7d097d0ff03"
 "checksum thread_local 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)" = "8576dbbfcaef9641452d5cf0df9b0e7eeab7694956dd33bb61515fb8f18cfdd5"
diff --git a/src/Cargo.toml b/src/Cargo.toml
index ffec3eb0755..35ba022c489 100644
--- a/src/Cargo.toml
+++ b/src/Cargo.toml
@@ -56,5 +56,5 @@ debug-assertions = false
 debug = false
 debug-assertions = false
 
-[replace]
-"https://github.com/rust-lang/cargo#0.22.0" = { path = "tools/cargo" }
+[patch.'https://github.com/rust-lang/cargo']
+cargo = { path = "tools/cargo" }
diff --git a/src/bootstrap/channel.rs b/src/bootstrap/channel.rs
index 9c1ae83d382..6ed504dfe74 100644
--- a/src/bootstrap/channel.rs
+++ b/src/bootstrap/channel.rs
@@ -24,7 +24,7 @@ use Build;
 use config::Config;
 
 // The version number
-pub const CFG_RELEASE_NUM: &str = "1.21.0";
+pub const CFG_RELEASE_NUM: &str = "1.22.0";
 
 // An optional number to put after the label, e.g. '.2' -> '-beta.2'
 // Be sure to make this starts with a dot to conform to semver pre-release
diff --git a/src/bootstrap/util.rs b/src/bootstrap/util.rs
index 092fb04637b..234d937823f 100644
--- a/src/bootstrap/util.rs
+++ b/src/bootstrap/util.rs
@@ -279,7 +279,7 @@ pub fn symlink_dir(src: &Path, dest: &Path) -> io::Result<()> {
                                 ptr::null_mut());
 
             let mut data = [0u8; MAXIMUM_REPARSE_DATA_BUFFER_SIZE];
-            let mut db = data.as_mut_ptr()
+            let db = data.as_mut_ptr()
                             as *mut REPARSE_MOUNTPOINT_DATA_BUFFER;
             let buf = &mut (*db).ReparseTarget as *mut _;
             let mut i = 0;
diff --git a/src/libcore/array.rs b/src/libcore/array.rs
index 4b7706bac30..6a7926fecde 100644
--- a/src/libcore/array.rs
+++ b/src/libcore/array.rs
@@ -124,14 +124,6 @@ macro_rules! array_impls {
             }
 
             #[stable(feature = "rust1", since = "1.0.0")]
-            #[cfg(stage0)]
-            impl<T:Copy> Clone for [T; $N] {
-                fn clone(&self) -> [T; $N] {
-                    *self
-                }
-            }
-
-            #[stable(feature = "rust1", since = "1.0.0")]
             impl<T: Hash> Hash for [T; $N] {
                 fn hash<H: hash::Hasher>(&self, state: &mut H) {
                     Hash::hash(&self[..], state)
diff --git a/src/libcore/clone.rs b/src/libcore/clone.rs
index 2dc51718b97..826420a0c00 100644
--- a/src/libcore/clone.rs
+++ b/src/libcore/clone.rs
@@ -88,7 +88,7 @@
 /// }
 /// ```
 #[stable(feature = "rust1", since = "1.0.0")]
-#[cfg_attr(not(stage0), lang = "clone")]
+#[lang = "clone"]
 pub trait Clone : Sized {
     /// Returns a copy of the value.
     ///
@@ -130,45 +130,3 @@ pub struct AssertParamIsClone<T: Clone + ?Sized> { _field: ::marker::PhantomData
            reason = "deriving hack, should not be public",
            issue = "0")]
 pub struct AssertParamIsCopy<T: Copy + ?Sized> { _field: ::marker::PhantomData<T> }
-
-#[stable(feature = "rust1", since = "1.0.0")]
-#[cfg(stage0)]
-impl<'a, T: ?Sized> Clone for &'a T {
-    /// Returns a shallow copy of the reference.
-    #[inline]
-    fn clone(&self) -> &'a T { *self }
-}
-
-macro_rules! clone_impl {
-    ($t:ty) => {
-        #[stable(feature = "rust1", since = "1.0.0")]
-        #[cfg(stage0)]
-        impl Clone for $t {
-            /// Returns a deep copy of the value.
-            #[inline]
-            fn clone(&self) -> $t { *self }
-        }
-    }
-}
-
-clone_impl! { isize }
-clone_impl! { i8 }
-clone_impl! { i16 }
-clone_impl! { i32 }
-clone_impl! { i64 }
-clone_impl! { i128 }
-
-clone_impl! { usize }
-clone_impl! { u8 }
-clone_impl! { u16 }
-clone_impl! { u32 }
-clone_impl! { u64 }
-clone_impl! { u128 }
-
-clone_impl! { f32 }
-clone_impl! { f64 }
-
-clone_impl! { ! }
-clone_impl! { () }
-clone_impl! { bool }
-clone_impl! { char }
diff --git a/src/libcore/macros.rs b/src/libcore/macros.rs
index 6e652c8b898..ce183389a80 100644
--- a/src/libcore/macros.rs
+++ b/src/libcore/macros.rs
@@ -8,16 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#[macro_export]
-// This stability attribute is totally useless.
-#[stable(feature = "rust1", since = "1.0.0")]
-#[cfg(stage0)]
-macro_rules! __rust_unstable_column {
-    () => {
-        column!()
-    }
-}
-
 /// Entry point of thread panic, for details, see std::macros
 #[macro_export]
 #[allow_internal_unstable]
diff --git a/src/libcore/mem.rs b/src/libcore/mem.rs
index 4b866cab1ea..272d75da289 100644
--- a/src/libcore/mem.rs
+++ b/src/libcore/mem.rs
@@ -188,26 +188,6 @@ pub fn forget<T>(t: T) {
 /// ```
 #[inline]
 #[stable(feature = "rust1", since = "1.0.0")]
-#[cfg(stage0)]
-pub fn size_of<T>() -> usize {
-    unsafe { intrinsics::size_of::<T>() }
-}
-
-/// Returns the size of a type in bytes.
-///
-/// More specifically, this is the offset in bytes between successive
-/// items of the same type, including alignment padding.
-///
-/// # Examples
-///
-/// ```
-/// use std::mem;
-///
-/// assert_eq!(4, mem::size_of::<i32>());
-/// ```
-#[inline]
-#[stable(feature = "rust1", since = "1.0.0")]
-#[cfg(not(stage0))]
 pub const fn size_of<T>() -> usize {
     unsafe { intrinsics::size_of::<T>() }
 }
@@ -299,29 +279,6 @@ pub fn min_align_of_val<T: ?Sized>(val: &T) -> usize {
 /// ```
 #[inline]
 #[stable(feature = "rust1", since = "1.0.0")]
-#[cfg(stage0)]
-pub fn align_of<T>() -> usize {
-    unsafe { intrinsics::min_align_of::<T>() }
-}
-
-/// Returns the [ABI]-required minimum alignment of a type.
-///
-/// Every reference to a value of the type `T` must be a multiple of this number.
-///
-/// This is the alignment used for struct fields. It may be smaller than the preferred alignment.
-///
-/// [ABI]: https://en.wikipedia.org/wiki/Application_binary_interface
-///
-/// # Examples
-///
-/// ```
-/// use std::mem;
-///
-/// assert_eq!(4, mem::align_of::<i32>());
-/// ```
-#[inline]
-#[stable(feature = "rust1", since = "1.0.0")]
-#[cfg(not(stage0))]
 pub const fn align_of<T>() -> usize {
     unsafe { intrinsics::min_align_of::<T>() }
 }
diff --git a/src/libcore/num/f32.rs b/src/libcore/num/f32.rs
index 50683753684..43d38926c97 100644
--- a/src/libcore/num/f32.rs
+++ b/src/libcore/num/f32.rs
@@ -10,8 +10,6 @@
 
 //! Operations and constants for 32-bits floats (`f32` type)
 
-#![cfg_attr(stage0, allow(overflowing_literals))]
-
 #![stable(feature = "rust1", since = "1.0.0")]
 
 use intrinsics;
diff --git a/src/libcore/ptr.rs b/src/libcore/ptr.rs
index 63e9373e936..2e42e0dfd55 100644
--- a/src/libcore/ptr.rs
+++ b/src/libcore/ptr.rs
@@ -875,36 +875,9 @@ pub fn eq<T: ?Sized>(a: *const T, b: *const T) -> bool {
     a == b
 }
 
-#[stable(feature = "rust1", since = "1.0.0")]
-#[cfg(stage0)]
-impl<T: ?Sized> Clone for *const T {
-    #[inline]
-    fn clone(&self) -> *const T {
-        *self
-    }
-}
-
-#[stable(feature = "rust1", since = "1.0.0")]
-#[cfg(stage0)]
-impl<T: ?Sized> Clone for *mut T {
-    #[inline]
-    fn clone(&self) -> *mut T {
-        *self
-    }
-}
-
 // Impls for function pointers
 macro_rules! fnptr_impls_safety_abi {
     ($FnTy: ty, $($Arg: ident),*) => {
-        #[stable(feature = "rust1", since = "1.0.0")]
-        #[cfg(stage0)]
-        impl<Ret, $($Arg),*> Clone for $FnTy {
-            #[inline]
-            fn clone(&self) -> Self {
-                *self
-            }
-        }
-
         #[stable(feature = "fnptr_impls", since = "1.4.0")]
         impl<Ret, $($Arg),*> PartialEq for $FnTy {
             #[inline]
diff --git a/src/libcore/tuple.rs b/src/libcore/tuple.rs
index 555843dba41..4c5370194fe 100644
--- a/src/libcore/tuple.rs
+++ b/src/libcore/tuple.rs
@@ -22,14 +22,6 @@ macro_rules! tuple_impls {
     )+) => {
         $(
             #[stable(feature = "rust1", since = "1.0.0")]
-            #[cfg(stage0)]
-            impl<$($T:Clone),+> Clone for ($($T,)+) {
-                fn clone(&self) -> ($($T,)+) {
-                    ($(self.$idx.clone(),)+)
-                }
-            }
-
-            #[stable(feature = "rust1", since = "1.0.0")]
             impl<$($T:PartialEq),+> PartialEq for ($($T,)+) where last_type!($($T,)+): ?Sized {
                 #[inline]
                 fn eq(&self, other: &($($T,)+)) -> bool {
diff --git a/src/libstd/lib.rs b/src/libstd/lib.rs
index b57067e35e9..33bf0d68126 100644
--- a/src/libstd/lib.rs
+++ b/src/libstd/lib.rs
@@ -322,14 +322,12 @@
 // if the user has disabled jemalloc in `./configure`).
 // `force_alloc_system` is *only* intended as a workaround for local rebuilds
 // with a rustc without jemalloc.
-// The not(stage0+msvc) gates will only last until the next stage0 bump
-#![cfg_attr(all(
-        not(all(stage0, target_env = "msvc")),
-        any(stage0, feature = "force_alloc_system")),
-    feature(global_allocator))]
-#[cfg(all(
-    not(all(stage0, target_env = "msvc")),
-    any(stage0, feature = "force_alloc_system")))]
+// FIXME(#44236) shouldn't need MSVC logic
+#![cfg_attr(all(not(target_env = "msvc"),
+                any(stage0, feature = "force_alloc_system")),
+            feature(global_allocator))]
+#[cfg(all(not(target_env = "msvc"),
+          any(stage0, feature = "force_alloc_system")))]
 #[global_allocator]
 static ALLOC: alloc_system::System = alloc_system::System;
 
diff --git a/src/libstd/macros.rs b/src/libstd/macros.rs
index 0330ff5950b..72d561fae3b 100644
--- a/src/libstd/macros.rs
+++ b/src/libstd/macros.rs
@@ -14,16 +14,6 @@
 //! library. Each macro is available for use when linking against the standard
 //! library.
 
-#[macro_export]
-// This stability attribute is totally useless.
-#[stable(feature = "rust1", since = "1.0.0")]
-#[cfg(stage0)]
-macro_rules! __rust_unstable_column {
-    () => {
-        column!()
-    }
-}
-
 /// The entry point for panic of Rust threads.
 ///
 /// This allows a program to to terminate immediately and provide feedback
diff --git a/src/libstd/panicking.rs b/src/libstd/panicking.rs
index 739dc4163fe..80ce15944a5 100644
--- a/src/libstd/panicking.rs
+++ b/src/libstd/panicking.rs
@@ -522,40 +522,6 @@ pub fn begin_panic_fmt(msg: &fmt::Arguments,
     begin_panic(s, file_line_col)
 }
 
-// FIXME: In PR #42938, we have added the column as info passed to the panic
-// handling code. For this, we want to break the ABI of begin_panic.
-// This is not possible to do directly, as the stage0 compiler is hardcoded
-// to emit a call to begin_panic in src/libsyntax/ext/build.rs, only
-// with the file and line number being passed, but not the colum number.
-// By changing the compiler source, we can only affect behaviour of higher
-// stages. We need to perform the switch over two stage0 replacements, using
-// a temporary function begin_panic_new while performing the switch:
-// 0. Before the current switch, we told stage1 onward to emit a call
-//    to begin_panic_new.
-// 1. Right now, stage0 calls begin_panic_new with the new ABI,
-//    begin_panic stops being used. We have changed begin_panic to
-//    the new ABI, and started to emit calls to begin_panic in higher
-//    stages again, this time with the new ABI.
-// 2. After the second SNAP, stage0 calls begin_panic with the new ABI,
-//    and we can remove the temporary begin_panic_new function.
-
-/// This is the entry point of panicking for panic!() and assert!().
-#[cfg(stage0)]
-#[unstable(feature = "libstd_sys_internals",
-           reason = "used by the panic! macro",
-           issue = "0")]
-#[inline(never)] #[cold] // avoid code bloat at the call sites as much as possible
-pub fn begin_panic_new<M: Any + Send>(msg: M, file_line_col: &(&'static str, u32, u32)) -> ! {
-    // Note that this should be the only allocation performed in this code path.
-    // Currently this means that panic!() on OOM will invoke this code path,
-    // but then again we're not really ready for panic on OOM anyway. If
-    // we do start doing this, then we should propagate this allocation to
-    // be performed in the parent of this thread instead of the thread that's
-    // panicking.
-
-    rust_panic_with_hook(Box::new(msg), file_line_col)
-}
-
 /// This is the entry point of panicking for panic!() and assert!().
 #[unstable(feature = "libstd_sys_internals",
            reason = "used by the panic! macro",
diff --git a/src/libstd/rt.rs b/src/libstd/rt.rs
index 2aa23ea043b..06fd838ea06 100644
--- a/src/libstd/rt.rs
+++ b/src/libstd/rt.rs
@@ -25,8 +25,6 @@
 
 
 // Reexport some of our utilities which are expected by other crates.
-#[cfg(stage0)]
-pub use panicking::begin_panic_new;
 pub use panicking::{begin_panic, begin_panic_fmt, update_panic_count};
 
 #[cfg(not(test))]
diff --git a/src/libstd/thread/local.rs b/src/libstd/thread/local.rs
index 7a9b642350f..02347bf4906 100644
--- a/src/libstd/thread/local.rs
+++ b/src/libstd/thread/local.rs
@@ -157,7 +157,7 @@ macro_rules! thread_local {
            issue = "0")]
 #[macro_export]
 #[allow_internal_unstable]
-#[cfg_attr(not(stage0), allow_internal_unsafe)]
+#[allow_internal_unsafe]
 macro_rules! __thread_local_inner {
     ($(#[$attr:meta])* $vis:vis $name:ident, $t:ty, $init:expr) => {
         $(#[$attr])* $vis static $name: $crate::thread::LocalKey<$t> = {
@@ -394,9 +394,6 @@ pub mod fast {
         }
     }
 
-    #[cfg(stage0)]
-    unsafe impl<T> ::marker::Sync for Key<T> { }
-
     impl<T> Key<T> {
         pub const fn new() -> Key<T> {
             Key {
diff --git a/src/stage0.txt b/src/stage0.txt
index e49b301abbf..892679c1929 100644
--- a/src/stage0.txt
+++ b/src/stage0.txt
@@ -12,7 +12,7 @@
 # source tarball for a stable release you'll likely see `1.x.0` for rustc and
 # `0.x.0` for Cargo where they were released on `date`.
 
-date: 2017-07-18
+date: 2017-08-29
 rustc: beta
 cargo: beta
 
diff --git a/src/tools/cargo b/src/tools/cargo
-Subproject 3d3f2c05d742e5f907e951aa8849b03f0bc1a89
+Subproject 4b1b4a6ed47d5d2d7ef2d3d09b1186a8ca225f5
diff --git a/src/tools/tidy/src/pal.rs b/src/tools/tidy/src/pal.rs
index 10c99713820..8092a9e156b 100644
--- a/src/tools/tidy/src/pal.rs
+++ b/src/tools/tidy/src/pal.rs
@@ -65,11 +65,10 @@ const EXCEPTION_PATHS: &'static [&'static str] = &[
     "src/rtstartup", // Not sure what to do about this. magic stuff for mingw
 
     // temporary exceptions
-    "src/libstd/rtdeps.rs", // Until rustbuild replaces make
+    "src/libstd/lib.rs", // FIXME(#44217)
     "src/libstd/path.rs",
     "src/libstd/f32.rs",
     "src/libstd/f64.rs",
-    "src/libstd/lib.rs", // Until next stage0 snapshot bump
     "src/libstd/sys_common/mod.rs",
     "src/libstd/sys_common/net.rs",
     "src/libterm", // Not sure how to make this crate portable, but test needs it