fix: pin tracing-subscriber to 0.3.19 to fix ANSI color output (#129)

Pin to v0.3.19 as newer versions escape ANSI codes incorrectly, causing
colored output to display as literal `\x1b[...` text instead of actual
terminal colors. This matches the sway repo and fixes test failures there.

Author: JoshuaBatty

Cargo.lock

@@ -41,7 +41,7 @@ tempfile = "3"
 termion = "4.0"
 tokio = "1.48"
 tracing = "0.1"
-tracing-subscriber = "0.3.22"
+tracing-subscriber = "0.3.19"
 tracing-test = "0.2"
 serial_test = "3"
 url = "2.5"

Cargo.toml

@@ -1,3 +1,9 @@
+# 0.71.1 (December 9th, 2025)
+
+### Fixed
+
+- Pin `tracing-subscriber` to 0.3.19 to fix ANSI color output being escaped as literal text
+
 # 0.71.0 (December 8th, 2025)
 
 ### Changed

forc-tracing/CHANGELOG.md

@@ -4,7 +4,7 @@ name = "forc-tracing"
 # - Remove path dependencies
 # - Update CHANGELOG.md.
 # - Create "forc-tracing-0.71.x" git tag.
-version = "0.71.0"
+version = "0.71.1"
 description = "Tracing utility shared between forc crates."
 edition = "2021"
 authors.workspace = true

forc-tracing/Cargo.toml

@@ -325,8 +325,8 @@ mod tests {
         let txt = "main.sw";
         println_label_green("Compiling", txt);
 
-        // tracing-test escapes ANSI codes to literal text
-        assert!(logs_contain(r"\x1b[1;32mCompiling\x1b[0m main.sw"));
+        let expected_action = "\x1b[1;32mCompiling\x1b[0m";
+        assert!(logs_contain(&format!("{expected_action} {txt}")));
     }
 
     #[traced_test]
@@ -338,8 +338,8 @@ mod tests {
         let txt = "main.sw";
         println_label_red("Error", txt);
 
-        // tracing-test escapes ANSI codes to literal text
-        assert!(logs_contain(r"\x1b[1;31mError\x1b[0m main.sw"));
+        let expected_action = "\x1b[1;31mError\x1b[0m";
+        assert!(logs_contain(&format!("{expected_action} {txt}")));
     }
 
     #[traced_test]
@@ -351,8 +351,8 @@ mod tests {
         let txt = "main.sw";
         println_action_green("Compiling", txt);
 
-        // tracing-test escapes ANSI codes to literal text
-        assert!(logs_contain(r"   \x1b[1;32mCompiling\x1b[0m main.sw"));
+        let expected_action = "\x1b[1;32mCompiling\x1b[0m";
+        assert!(logs_contain(&format!("    {expected_action} {txt}")));
     }
 
     #[traced_test]
@@ -364,10 +364,8 @@ mod tests {
         let txt = "main.sw";
         println_action_green("Supercalifragilistic", txt);
 
-        // tracing-test escapes ANSI codes to literal text
-        assert!(logs_contain(
-            r"\x1b[1;32mSupercalifragilistic\x1b[0m main.sw"
-        ));
+        let expected_action = "\x1b[1;32mSupercalifragilistic\x1b[0m";
+        assert!(logs_contain(&format!("{expected_action} {txt}")));
     }
 
     #[traced_test]
@@ -379,8 +377,8 @@ mod tests {
         let txt = "main";
         println_action_red("Removing", txt);
 
-        // tracing-test escapes ANSI codes to literal text
-        assert!(logs_contain(r"    \x1b[1;31mRemoving\x1b[0m main"));
+        let expected_action = "\x1b[1;31mRemoving\x1b[0m";
+        assert!(logs_contain(&format!("     {expected_action} {txt}")));
     }
 
     #[traced_test]