bootstrap: update time 0.1 -> 0.3 to mitigate RUSTSEC-2020-0071

pretty_assertions 0.6 -> 0.7 to drop ansi_term 0.11 dependency
update serde_json to dedupe itoa duplicate (from time update)

Cargo.lock

@@ -78,15 +78,6 @@ dependencies = [
  "yansi-term",
 ]
 
-[[package]]
-name = "ansi_term"
-version = "0.11.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ee49baf6cb617b853aa8d93bf420db2383fab46d314482ca2803b40d5fde979b"
-dependencies = [
- "winapi",
-]
-
 [[package]]
 name = "ansi_term"
 version = "0.12.1"
@@ -236,7 +227,7 @@ dependencies = [
  "pretty_assertions",
  "serde",
  "serde_json",
- "time",
+ "time 0.3.7",
  "toml",
  "winapi",
 ]
@@ -605,7 +596,7 @@ dependencies = [
  "libc",
  "num-integer",
  "num-traits",
- "time",
+ "time 0.1.43",
  "winapi",
 ]
 
@@ -615,7 +606,7 @@ version = "2.34.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a0610544180c38b88101fecf2dd634b174a62eef6946f84dfc6a7127512b381c"
 dependencies = [
- "ansi_term 0.12.1",
+ "ansi_term",
  "atty",
  "bitflags",
  "strsim 0.8.0",
@@ -1814,9 +1805,9 @@ dependencies = [
 
 [[package]]
 name = "itoa"
-version = "0.4.6"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dc6f3ad7b9d11a0c00842ff8de1b60ee58661048eb8049ed33c73594f359d7e6"
+checksum = "1aab8fc367588b89dcee83ab0fd66b72b50b72fa1904d7095045ace2b0c81c35"
 
 [[package]]
 name = "jobserver"
@@ -2419,6 +2410,15 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "num_threads"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "97ba99ba6393e2c3734791401b66902d981cb03bf190af674ca69949b6d5fb15"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "object"
 version = "0.26.2"
@@ -2792,13 +2792,13 @@ checksum = "925383efa346730478fb4838dbe9137d2a47675ad789c546d150a6e1dd4ab31c"
 
 [[package]]
 name = "pretty_assertions"
-version = "0.6.1"
+version = "0.7.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3f81e1644e1b54f5a68959a29aa86cde704219254669da328ecfdf6a1f09d427"
+checksum = "1cab0e7c02cf376875e9335e0ba1da535775beb5450d21e1dffca068818ed98b"
 dependencies = [
- "ansi_term 0.11.0",
+ "ansi_term",
  "ctor",
- "difference",
+ "diff",
  "output_vt100",
 ]
 
@@ -4677,9 +4677,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.59"
+version = "1.0.78"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dcac07dbffa1c65e7f816ab9eba78eb142c6d44410f4eeba1e26e4f5dfa56b95"
+checksum = "d23c1ba4cf0efd44be32017709280b32d1cea5c3f1275c3b6d9e8bc54f758085"
 dependencies = [
  "indexmap",
  "itoa",
@@ -5172,6 +5172,17 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "time"
+version = "0.3.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "004cbc98f30fa233c61a38bc77e96a9106e65c88f2d3bef182ae952027e5753d"
+dependencies = [
+ "itoa",
+ "libc",
+ "num_threads",
+]
+
 [[package]]
 name = "tinyvec"
 version = "0.3.4"
@@ -5304,7 +5315,7 @@ version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "245da694cc7fc4729f3f418b304cb57789f1bed2a78c575407ab8a23f53cb4d3"
 dependencies = [
- "ansi_term 0.12.1",
+ "ansi_term",
  "lazy_static",
  "matchers",
  "parking_lot",
@@ -5323,7 +5334,7 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3ce989c9962c7f61fe084dd4a230eec784649dfc2392467c790007c3a6e134e7"
 dependencies = [
- "ansi_term 0.12.1",
+ "ansi_term",
  "atty",
  "tracing-core",
  "tracing-log",
@@ -5661,7 +5672,7 @@ dependencies = [
  "log",
  "mac",
  "markup5ever",
- "time",
+ "time 0.1.43",
 ]
 
 [[package]]

src/bootstrap/Cargo.toml

@@ -44,14 +44,14 @@ libc = "0.2"
 serde = { version = "1.0.8", features = ["derive"] }
 serde_json = "1.0.2"
 toml = "0.5"
-time = "0.1"
+time = { version = "0.3.7", default-features = false, features = ["std", "formatting", "local-offset"] }
 ignore = "0.4.10"
 opener = "0.5"
 once_cell = "1.7.2"
 
 [target.'cfg(windows)'.dependencies.winapi]
 version = "0.3"
-features = ["fileapi", "ioapiset", "jobapi2", "handleapi", "winioctl", "psapi", "impl-default"]
+features = ["fileapi", "ioapiset", "jobapi2", "handleapi", "winioctl", "psapi", "impl-default", "timezoneapi"]
 
 [dev-dependencies]
-pretty_assertions = "0.6"
+pretty_assertions = "0.7"

src/bootstrap/dist.rs

@@ -24,7 +24,7 @@ use crate::tarball::{GeneratedTarball, OverlayKind, Tarball};
 use crate::tool::{self, Tool};
 use crate::util::{exe, is_dylib, timeit};
 use crate::{Compiler, DependencyType, Mode, LLVM_TOOLS};
-use time::{self, Timespec};
+use time::{format_description, OffsetDateTime};
 
 pub fn pkgname(builder: &Builder<'_>, component: &str) -> String {
     format!("{}-{}", component, builder.rust_package_vers())
@@ -430,11 +430,12 @@ impl Step for Rustc {
                         .map_err(|err| format!("could not parse SOURCE_DATE_EPOCH: {}", err))
                         .unwrap();
 
-                    time::at(Timespec::new(epoch, 0))
+                    OffsetDateTime::from_unix_timestamp(epoch).unwrap()
                 })
-                .unwrap_or_else(|_| time::now());
+                .unwrap_or_else(|_| OffsetDateTime::now_local().unwrap());
 
-            let month_year = t!(time::strftime("%B %Y", &time));
+            let format = t!(format_description::parse("[month repr:long] [year]"));
+            let month_year = t!(time.format(&format));
             // don't use our `bootstrap::util::{copy, cp_r}`, because those try
             // to hardlink, and we don't want to edit the source templates
             for file_entry in builder.read_dir(&man_src) {