upgrade nix to 0.26.4

Summary:
I am upgrading nix to 0.29.0. To ensure each step produces clean CI
and is bisectable if something goes wrong, start by going from 0.25 to
0.26.4.

Reviewed By: zertosh

Differential Revision: D66275116

fbshipit-source-id: 63c87ff4f4c631061e5a1c721f52563dc90b7e2b

detcore-model/Cargo.toml

@@ -14,7 +14,7 @@ bytesize = "1.1"
 chrono = { version = "0.4", features = ["clock", "serde", "std"], default-features = false }
 clap = { version = "3.2.25", features = ["derive", "env", "regex", "unicode", "wrap_help"] }
 libc = "0.2.139"
-nix = "0.25"
+nix = "0.26.4"
 reverie-syscalls = { version = "0.1.0", git = "https://github.com/facebookexperimental/reverie.git", branch = "main" }
 serde = { version = "1.0.185", features = ["derive", "rc"] }
 shell-words = "1.1.0"

detcore/Cargo.toml

@@ -34,7 +34,7 @@ digest = { version = "0.0.0", path = "../common/digest" }
 futures = { version = "0.3.30", features = ["async-await", "compat"] }
 lazy_static = "1.4"
 libc = "0.2.139"
-nix = "0.25"
+nix = "0.26.4"
 pretty = "0.12.1"
 pretty_assertions = { version = "1.2", features = ["alloc"], default-features = false }
 procfs = "0.15.1"

hermit-cli/Cargo.toml

@@ -20,7 +20,7 @@ fbinit = { version = "0.2.0", git = "https://github.com/facebookexperimental/rus
 goblin = "0.5.2"
 lazy_static = "1.4"
 libc = "0.2.139"
-nix = "0.25"
+nix = "0.26.4"
 num_cpus = "1.16"
 once_cell = "1.12"
 pretty_assertions = { version = "1.2", features = ["alloc"], default-features = false }

tests/Cargo.toml

@@ -163,6 +163,6 @@ path = "standalone/stacktrace_events.rs"
 [dependencies]
 detcore = { version = "0.0.0", path = "../detcore" }
 libc = "0.2.139"
-nix = "0.25"
+nix = "0.26.4"
 regex = "1.9.2"
 tempfile = "3.8"