Use env_logger in cts_runner

Cargo.lock

@@ -1002,6 +1002,7 @@ dependencies = [
  "deno_web",
  "deno_webgpu",
  "deno_webidl",
+ "env_logger",
  "termcolor",
  "tokio",
 ]

cts_runner/Cargo.toml

@@ -7,6 +7,9 @@ description = "CTS runner for wgpu"
 license.workspace = true
 publish = false
 
+[dependencies]
+env_logger.workspace = true
+
 # We make all dependencies conditional on not being wasm,
 # so the whole workspace can built as wasm.
 [target.'cfg(not(target_arch = "wasm32"))'.dependencies]

cts_runner/src/main.rs

@@ -147,5 +147,6 @@ impl deno_web::TimersPermission for Permissions {
 
 #[tokio::main(flavor = "current_thread")]
 async fn main() {
+    env_logger::init();
     unwrap_or_exit(run().await)
 }