Add log dependency to hyperlight_common for guest compatibility

Co-authored-by: jsturtevant <648372+jsturtevant@users.noreply.github.com>

Author: Copilot

Cargo.lock

@@ -21,14 +21,15 @@ tracing = { version = "0.1.43", optional = true }
 arbitrary = {version = "1.4.2", optional = true, features = ["derive"]}
 spin = "0.10.0"
 thiserror = { version = "2.0.16", default-features = false }
+log = { version = "0.4.29", default-features = false }
 
 [features]
 default = ["tracing"]
 tracing = ["dep:tracing"]
 fuzzing = ["dep:arbitrary"]
 trace_guest = []
 mem_profile = []
-std = ["thiserror/std", "tracing/std"]
+std = ["thiserror/std", "tracing/std", "log/std"]
 
 [lib]
 bench = false # see https://bheisler.github.io/criterion.rs/book/faq.html#cargo-bench-gives-unrecognized-option-errors-for-valid-command-line-options

src/hyperlight_common/Cargo.toml

@@ -18,9 +18,6 @@ use anyhow::{Error, Result, bail};
 #[cfg(feature = "tracing")]
 use tracing::{Span, instrument};
 
-#[cfg(feature = "std")]
-extern crate log;
-
 use crate::flatbuffers::hyperlight::generated::LogLevel as FbLogLevel;
 
 // Define a minimal Level enum for conversions.
@@ -127,8 +124,6 @@ impl From<Level> for LogLevel {
 }
 
 // Conversion from log::Level (which guest logger uses) to LogLevel
-// Only available when std feature is enabled (for guest environments)
-#[cfg(feature = "std")]
 impl From<log::Level> for LogLevel {
     fn from(val: log::Level) -> LogLevel {
         match val {

src/hyperlight_common/src/flatbuffer_wrappers/guest_log_level.rs

@@ -17,6 +17,7 @@ hyperlight-guest-bin = { workspace = true, default-features = true }
 hyperlight-common = { workspace = true, default-features = false }
 
 flatbuffers = { version = "25.2.10", default-features = false }
+log = { version = "0.4", default-features = false }
 tracing = { version = "0.1.43", default-features = false }
 
 [build-dependencies]