From e61cbe7008570a743896ada716f7b78ee71b8b39 Mon Sep 17 00:00:00 2001
From: coolreader18 <33094578+coolreader18@users.noreply.github.com>
Date: Sun, 25 Aug 2019 23:16:25 -0500
Subject: [PATCH] Update to work on Redox

---
 Cargo.lock             | 324 +++++++++++++++++++++--------------------
 vm/Cargo.toml          |   4 +-
 vm/src/lib.rs          |   1 -
 vm/src/stdlib/errno.rs |   1 +
 vm/src/stdlib/os.rs    |   6 +-
 5 files changed, 171 insertions(+), 165 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index 10f220e21..1fa7a64e2 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -80,12 +80,12 @@ dependencies = [
 
 [[package]]
 name = "autocfg"
-version = "0.1.5"
+version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "backtrace"
-version = "0.3.34"
+version = "0.3.35"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "backtrace-sys 0.1.31 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -116,9 +116,9 @@ name = "bincode"
 version = "1.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "autocfg 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "autocfg 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "byteorder 1.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.98 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.99 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -141,7 +141,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "blake2"
-version = "0.8.0"
+version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "byte-tools 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -152,12 +152,12 @@ dependencies = [
 
 [[package]]
 name = "blake2b_simd"
-version = "0.5.6"
+version = "0.5.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "arrayref 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "arrayvec 0.4.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "constant_time_eq 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "constant_time_eq 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -186,7 +186,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "bumpalo"
-version = "2.5.0"
+version = "2.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -223,8 +223,8 @@ name = "chrono"
 version = "0.4.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "num-integer 0.1.39 (registry+https://github.com/rust-lang/crates.io-index)",
- "num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-integer 0.1.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-traits 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "time 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -238,7 +238,7 @@ dependencies = [
  "bitflags 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "strsim 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "textwrap 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "unicode-width 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unicode-width 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "vec_map 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -252,7 +252,7 @@ dependencies = [
 
 [[package]]
 name = "constant_time_eq"
-version = "0.1.3"
+version = "0.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -261,7 +261,7 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
- "num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-traits 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "python3-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -292,7 +292,7 @@ version = "0.6.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cfg-if 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -332,9 +332,9 @@ name = "docopt"
 version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "regex 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.98 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.99 (registry+https://github.com/rust-lang/crates.io-index)",
  "strsim 0.9.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -368,7 +368,7 @@ name = "failure"
 version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "backtrace 0.3.34 (registry+https://github.com/rust-lang/crates.io-index)",
+ "backtrace 0.3.35 (registry+https://github.com/rust-lang/crates.io-index)",
  "failure_derive 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -399,8 +399,8 @@ version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "lazy_static 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.98 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.98 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.99 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.99 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.40 (registry+https://github.com/rust-lang/crates.io-index)",
  "thread-id 3.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -421,8 +421,8 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "flame 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "indexmap 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.98 (registry+https://github.com/rust-lang/crates.io-index)",
+ "indexmap 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.99 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.40 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -457,7 +457,7 @@ name = "generic-array"
 version = "0.12.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "typenum 1.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "typenum 1.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -497,7 +497,7 @@ dependencies = [
 
 [[package]]
 name = "indexmap"
-version = "1.0.2"
+version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -515,10 +515,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "js-sys"
-version = "0.3.26"
+version = "0.3.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "wasm-bindgen 0.2.49 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -551,8 +551,8 @@ dependencies = [
  "petgraph 0.4.13 (registry+https://github.com/rust-lang/crates.io-index)",
  "regex 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "regex-syntax 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.98 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.98 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.99 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.99 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "string_cache 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "term 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -571,7 +571,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "lazy_static"
-version = "1.3.0"
+version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -630,7 +630,7 @@ dependencies = [
 
 [[package]]
 name = "maplit"
-version = "1.0.1"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -709,26 +709,28 @@ name = "num-bigint"
 version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "num-integer 0.1.39 (registry+https://github.com/rust-lang/crates.io-index)",
- "num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.98 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-integer 0.1.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-traits 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.99 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "num-complex"
-version = "0.2.1"
+version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.98 (registry+https://github.com/rust-lang/crates.io-index)",
+ "autocfg 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-traits 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.99 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "num-integer"
-version = "0.1.39"
+version = "0.1.41"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "autocfg 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-traits 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -736,25 +738,29 @@ name = "num-iter"
 version = "0.1.39"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "autocfg 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "num-integer 0.1.39 (registry+https://github.com/rust-lang/crates.io-index)",
- "num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "autocfg 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-integer 0.1.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-traits 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "num-rational"
-version = "0.2.1"
+version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
+ "autocfg 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "num-bigint 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "num-integer 0.1.39 (registry+https://github.com/rust-lang/crates.io-index)",
- "num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-integer 0.1.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-traits 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "num-traits"
-version = "0.2.6"
+version = "0.2.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "autocfg 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
 
 [[package]]
 name = "num_cpus"
@@ -815,9 +821,9 @@ name = "proc-macro-hack"
 version = "0.5.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -830,7 +836,7 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.0"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "unicode-xid 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -869,10 +875,10 @@ dependencies = [
 
 [[package]]
 name = "quote"
-version = "1.0.0"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -892,7 +898,7 @@ name = "rand"
 version = "0.6.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "autocfg 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "autocfg 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_chacha 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_core 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -910,7 +916,7 @@ name = "rand_chacha"
 version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "autocfg 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "autocfg 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -971,7 +977,7 @@ name = "rand_pcg"
 version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "autocfg 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "autocfg 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_core 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1049,7 +1055,7 @@ version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "base64 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "blake2b_simd 0.5.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "blake2b_simd 0.5.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "crossbeam-utils 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1098,8 +1104,8 @@ version = "0.1.0"
 dependencies = [
  "bitflags 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "num-bigint 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "num-complex 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.98 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-complex 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.99 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1107,9 +1113,9 @@ name = "rustpython-compiler"
 version = "0.1.0"
 dependencies = [
  "arrayvec 0.4.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "indexmap 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "indexmap 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "num-complex 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-complex 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustpython-bytecode 0.1.0",
  "rustpython-parser 0.1.0",
 ]
@@ -1119,7 +1125,7 @@ name = "rustpython-derive"
 version = "0.1.0"
 dependencies = [
  "bincode 1.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "maplit 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "maplit 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro-hack 0.5.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro2 0.4.30 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1136,7 +1142,7 @@ dependencies = [
  "lalrpop-util 0.16.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "num-bigint 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-traits 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "regex 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "unic-emoji-char 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1151,7 +1157,7 @@ dependencies = [
  "arr_macro 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "bincode 1.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "bitflags 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "blake2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "blake2 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "byteorder 1.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "caseless 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "chrono 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1164,23 +1170,23 @@ dependencies = [
  "gethostname 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "hex 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "hexf-parse 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "indexmap 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "indexmap 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "itertools 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "lexical 2.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
  "libz-sys 1.0.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "maplit 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "maplit 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "md-5 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "nix 0.14.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "num-bigint 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
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+ "num-complex 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
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- "num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-rational 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -1191,7 +1197,7 @@ dependencies = [
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  "rustpython-parser 0.1.0",
- "serde 1.0.98 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.99 (registry+https://github.com/rust-lang/crates.io-index)",
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  "sha-1 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1213,16 +1219,16 @@ version = "0.1.0-pre-alpha.2"
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- "web-sys 0.3.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
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 [[package]]
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@@ -1261,10 +1267,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
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+ "serde_derive 1.0.99 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1273,19 +1279,19 @@ version = "0.1.3"
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- "wasm-bindgen 0.2.49 (registry+https://github.com/rust-lang/crates.io-index)",
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+ "syn 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
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 [[package]]
@@ -1295,7 +1301,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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  "ryu 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.98 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.99 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1374,11 +1380,11 @@ name = "string_cache"
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
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- "serde 1.0.98 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.99 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -1437,11 +1443,11 @@ dependencies = [
 
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- "proc-macro2 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -1470,7 +1476,7 @@ name = "termcolor"
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 dependencies = [
- "wincolor 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wincolor 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1478,7 +1484,7 @@ name = "textwrap"
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 dependencies = [
- "unicode-width 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unicode-width 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1496,7 +1502,7 @@ name = "thread_local"
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1511,7 +1517,7 @@ dependencies = [
 
 [[package]]
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-version = "1.10.0"
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 [[package]]
@@ -1807,7 +1813,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
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 [[package]]
@@ -1870,90 +1876,90 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
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 [[package]]
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-"checksum wasm-bindgen-futures 0.3.26 (registry+https://github.com/rust-lang/crates.io-index)" = "8fe2e3e8dfd437dd655c4afb3669ebb0c1578589b1398e4c1290510bf2d0dcc2"
-"checksum wasm-bindgen-macro 0.2.49 (registry+https://github.com/rust-lang/crates.io-index)" = "ec031a3190c51dda28c9f3623e2674e58c79f6d88c020c2157417fcf62298a3f"
-"checksum wasm-bindgen-macro-support 0.2.49 (registry+https://github.com/rust-lang/crates.io-index)" = "3b7cad0ab0bb5fefbb770279f522dcebb6433585174d93ea648390f61db57401"
-"checksum wasm-bindgen-shared 0.2.49 (registry+https://github.com/rust-lang/crates.io-index)" = "9142625bbb0d70710b3f2a6b20924c80fa182b05888b6bd21600ab9075673563"
-"checksum wasm-bindgen-webidl 0.2.49 (registry+https://github.com/rust-lang/crates.io-index)" = "dee8bd6c81fece9e27f2760c9dc4d77f6ba2cbccd08c61f0809978eaadf437c9"
-"checksum web-sys 0.3.26 (registry+https://github.com/rust-lang/crates.io-index)" = "8ac9f9c7ecae816e16e92a8c646ff78d5314b1c94e838f7b8d1a7e06b6cefefc"
+"checksum wasm-bindgen 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)" = "dcddca308b16cd93c2b67b126c688e5467e4ef2e28200dc7dfe4ae284f2faefc"
+"checksum wasm-bindgen-backend 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)" = "f805d9328b5fc7e5c6399960fd1889271b9b58ae17bdb2417472156cc9fafdd0"
+"checksum wasm-bindgen-futures 0.3.27 (registry+https://github.com/rust-lang/crates.io-index)" = "83420b37346c311b9ed822af41ec2e82839bfe99867ec6c54e2da43b7538771c"
+"checksum wasm-bindgen-macro 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)" = "3ff88201a482abfc63921621f6cb18eb1efd74f136b05e5841e7f8ca434539e9"
+"checksum wasm-bindgen-macro-support 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)" = "6a433d89ecdb9f77d46fcf00c8cf9f3467b7de9954d8710c175f61e2e245bb0e"
+"checksum wasm-bindgen-shared 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)" = "d41fc1bc3570cdf8d108c15e014045fd45a95bb5eb36605f96a90461fc34027d"
+"checksum wasm-bindgen-webidl 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)" = "be53d289bf2fa7645a089cfd5c7a34bf4fe94221f58cf86ee42a7b4bc854ff14"
+"checksum web-sys 0.3.27 (registry+https://github.com/rust-lang/crates.io-index)" = "6435c477200ad486089a7a72c2bd6c9bdf9740bd7fff868806076218076d8c51"
 "checksum weedle 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)" = "3bb43f70885151e629e2a19ce9e50bd730fd436cfd4b666894c9ce4de9141164"
 "checksum winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)" = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
 "checksum winapi 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)" = "f10e386af2b13e47c89e7236a7a14a086791a2b88ebad6df9bf42040195cf770"
@@ -2247,6 +2253,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum winapi-i686-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
 "checksum winapi-util 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7168bab6e1daee33b4557efd0e95d5ca70a03706d39fa5f3fe7a236f584b03c9"
 "checksum winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
-"checksum wincolor 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "561ed901ae465d6185fa7864d63fbd5720d0ef718366c9a4dc83cf6170d7e9ba"
+"checksum wincolor 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "96f5016b18804d24db43cebf3c77269e7569b8954a8464501c216cc5e070eaa9"
 "checksum wtf8 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "d6b9309a86639c488a8eb2b5331cb5127cc9feb0a94a0db4b5d1ab5b84977956"
 "checksum xdg 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d089681aa106a86fade1b0128fb5daf07d5867a509ab036d99988dec80429a57"
diff --git a/vm/Cargo.toml b/vm/Cargo.toml
index c83de6eb7..b11abadb7 100644
--- a/vm/Cargo.toml
+++ b/vm/Cargo.toml
@@ -26,8 +26,8 @@ blake2 = "0.8"
 
 num-complex = { version = "0.2", features = ["serde"] }
 num-bigint = { version = "0.2", features = ["serde"] }
-num-traits = "=0.2.6"
-num-integer = "=0.1.39"
+num-traits = "0.2.6"
+num-integer = "0.1.39"
 num-rational = "0.2.1"
 num-iter = "0.1"
 rand = "0.5"
diff --git a/vm/src/lib.rs b/vm/src/lib.rs
index 0f66f7f8b..cc0d2b299 100644
--- a/vm/src/lib.rs
+++ b/vm/src/lib.rs
@@ -14,7 +14,6 @@
 #![doc(html_logo_url = "https://raw.githubusercontent.com/RustPython/RustPython/master/logo.png")]
 #![doc(html_root_url = "https://docs.rs/rustpython-vm/")]
 #![cfg_attr(not(feature = "use-proc-macro-hack"), feature(proc_macro_hygiene))]
-#![cfg_attr(target_os = "redox", feature(vecdeque_rotate))]
 
 #[cfg(feature = "flame-it")]
 #[macro_use]
diff --git a/vm/src/stdlib/errno.rs b/vm/src/stdlib/errno.rs
index 6967c3a4c..dfd502900 100644
--- a/vm/src/stdlib/errno.rs
+++ b/vm/src/stdlib/errno.rs
@@ -224,6 +224,7 @@ const ERROR_CODES: &[(&str, i32)] = &[
     ("ERANGE", libc::ERANGE),
     ("ECONNRESET", libc::ECONNRESET),
     ("EADDRINUSE", libc::EADDRINUSE),
+    #[cfg(not(target_os = "redox"))]
     ("ENOTSUP", libc::ENOTSUP),
     ("ENAMETOOLONG", libc::ENAMETOOLONG),
     ("ENOTTY", libc::ENOTTY),
diff --git a/vm/src/stdlib/os.rs b/vm/src/stdlib/os.rs
index d61670be4..3619702a2 100644
--- a/vm/src/stdlib/os.rs
+++ b/vm/src/stdlib/os.rs
@@ -294,7 +294,7 @@ fn getgroups() -> nix::Result<Vec<Gid>> {
     }
 }
 
-#[cfg(target_os = "linux")]
+#[cfg(any(target_os = "linux", target_os = "redox"))]
 fn getgroups() -> nix::Result<Vec<Gid>> {
     nix::unistd::getgroups()
 }
@@ -1213,7 +1213,8 @@ fn extend_module_platform_specific(vm: &VirtualMachine, module: PyObjectRef) ->
         "setpgid" => ctx.new_rustfunc(os_setpgid),
         "setuid" => ctx.new_rustfunc(os_setuid),
         "access" => ctx.new_rustfunc(os_access),
-        "chmod" => ctx.new_rustfunc(os_chmod)
+        "chmod" => ctx.new_rustfunc(os_chmod),
+        "ttyname" => ctx.new_rustfunc(os_ttyname),
     });
 
     #[cfg(not(target_os = "redox"))]
@@ -1223,7 +1224,6 @@ fn extend_module_platform_specific(vm: &VirtualMachine, module: PyObjectRef) ->
         "setegid" => ctx.new_rustfunc(os_setegid),
         "seteuid" => ctx.new_rustfunc(os_seteuid),
         "openpty" => ctx.new_rustfunc(os_openpty),
-        "ttyname" => ctx.new_rustfunc(os_ttyname),
     });
 
     module