cargo: Use latest nix crate for all Rust code bases

Our dependencies already bring several versions of nix, we should avoid
adding even more fragementation.

Fixes #2114

Signed-off-by: Samuel Ortiz <samuel.e.ortiz@protonmail.com>

src/agent/Cargo.lock

@@ -1,5 +1,7 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
 [[package]]
 name = "addr2line"
 version = "0.15.1"
@@ -1783,7 +1785,7 @@ dependencies = [
  "bincode",
  "byteorder",
  "libc",
- "nix 0.20.0",
+ "nix 0.21.0",
  "opentelemetry",
  "serde",
  "slog",

src/agent/vsock-exporter/Cargo.toml

@@ -7,7 +7,7 @@ edition = "2018"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-nix = "0.20.0"
+nix = "0.21.0"
 libc = "0.2.94"
 thiserror = "1.0.24"
 opentelemetry = { version = "0.14.0", features=["serialize"] }

src/trace-forwarder/Cargo.lock

@@ -1,5 +1,7 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
 [[package]]
 name = "ansi_term"
 version = "0.11.0"
@@ -330,7 +332,7 @@ dependencies = [
  "futures",
  "libc",
  "logging",
- "nix 0.20.0",
+ "nix 0.21.0",
  "opentelemetry",
  "opentelemetry-jaeger",
  "protobuf",
@@ -352,9 +354,9 @@ checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
 [[package]]
 name = "libc"
-version = "0.2.94"
+version = "0.2.97"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "18794a8ad5b29321f790b55d93dfba91e125cb1a9edbd4f8e3150acc771c1a5e"
+checksum = "12b8adadd720df158f4d70dfe7ccc6adb0472d7c55ca83445f6a5ab3e36f8fb6"
 
 [[package]]
 name = "log"
@@ -397,6 +399,15 @@ version = "2.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3728d817d99e5ac407411fa471ff9800a778d88a24685968b36824eaf4bee400"
 
+[[package]]
+name = "memoffset"
+version = "0.6.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "59accc507f1338036a0477ef61afdae33cde60840f4dfe481319ce3ad116ddf9"
+dependencies = [
+ "autocfg",
+]
+
 [[package]]
 name = "nix"
 version = "0.19.1"
@@ -411,14 +422,15 @@ dependencies = [
 
 [[package]]
 name = "nix"
-version = "0.20.0"
+version = "0.21.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fa9b4819da1bc61c0ea48b63b7bc8604064dd43013e7cc325df098d49cd7c18a"
+checksum = "5c3728fec49d363a50a8828a190b379a446cc5cf085c06259bbbeb34447e4ec7"
 dependencies = [
  "bitflags",
  "cc",
  "cfg-if 1.0.0",
  "libc",
+ "memoffset",
 ]
 
 [[package]]

src/trace-forwarder/Cargo.toml

@@ -13,7 +13,7 @@ edition = "2018"
 futures = "0.3.15"
 clap = "2.33.0"
 vsock = "0.2.3"
-nix = "0.20.0"
+nix = "0.21.0"
 libc = "0.2.94"
 serde = { version = "1.0.126", features = ["derive"] }
 bincode = "1.3.3"

tools/agent-ctl/Cargo.lock

@@ -1,5 +1,7 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
 [[package]]
 name = "addr2line"
 version = "0.15.1"
@@ -485,7 +487,7 @@ dependencies = [
  "lazy_static",
  "libc",
  "logging",
- "nix 0.17.0",
+ "nix 0.21.0",
  "oci",
  "protobuf",
  "protocols",
@@ -506,9 +508,9 @@ checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
 [[package]]
 name = "libc"
-version = "0.2.94"
+version = "0.2.97"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "18794a8ad5b29321f790b55d93dfba91e125cb1a9edbd4f8e3150acc771c1a5e"
+checksum = "12b8adadd720df158f4d70dfe7ccc6adb0472d7c55ca83445f6a5ab3e36f8fb6"
 
 [[package]]
 name = "log"
@@ -536,6 +538,15 @@ version = "2.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b16bd47d9e329435e309c58469fe0791c2d0d1ba96ec0954152a5ae2b04387dc"
 
+[[package]]
+name = "memoffset"
+version = "0.6.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "59accc507f1338036a0477ef61afdae33cde60840f4dfe481319ce3ad116ddf9"
+dependencies = [
+ "autocfg",
+]
+
 [[package]]
 name = "miniz_oxide"
 version = "0.4.4"
@@ -587,19 +598,6 @@ dependencies = [
  "void",
 ]
 
-[[package]]
-name = "nix"
-version = "0.17.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "50e4785f2c3b7589a0d0c1dd60285e1188adac4006e8abd6dd578e1567027363"
-dependencies = [
- "bitflags",
- "cc",
- "cfg-if 0.1.10",
- "libc",
- "void",
-]
-
 [[package]]
 name = "nix"
 version = "0.19.1"
@@ -624,6 +622,19 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "nix"
+version = "0.21.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5c3728fec49d363a50a8828a190b379a446cc5cf085c06259bbbeb34447e4ec7"
+dependencies = [
+ "bitflags",
+ "cc",
+ "cfg-if 1.0.0",
+ "libc",
+ "memoffset",
+]
+
 [[package]]
 name = "ntapi"
 version = "0.3.6"
@@ -999,7 +1010,7 @@ dependencies = [
  "inotify",
  "lazy_static",
  "libc",
- "nix 0.17.0",
+ "nix 0.21.0",
  "oci",
  "path-absolutize",
  "protobuf",

tools/agent-ctl/Cargo.toml

@@ -26,7 +26,7 @@ slog-scope = "4.3.0"
 rand = "0.7.3"
 protobuf = "2.14.0"
 
-nix = "0.17.0"
+nix = "0.21.0"
 libc = "0.2.69"
 # XXX: Must be the same as the version used by the agent
 ttrpc = { version = "0.5.0" }