Can't find the main method about threadtear HOT 3 CLOSED

C:\Users\xxxx\Desktop\threadtear-master>gradlew build
Starting a Gradle Daemon, 1 incompatible Daemon could not be reused, use --status for details

> Task :compileJava
C:\Users\xxxx\Desktop\threadtear-master\src\me\nov\threadtear\swing\list\component\SortedTreeClassNode.java:40: error: no suitable method found for sort(Vector<TreeNode>,SortedTreeClassNode)
                        Collections.sort(children, this);
                                   ^
    method Collections.<T#1>sort(List<T#1>) is not applicable
      (cannot infer type-variable(s) T#1
        (actual and formal argument lists differ in length))
    method Collections.<T#2>sort(List<T#2>,Comparator<? super T#2>) is not applicable
      (inference variable T#2 has incompatible bounds
        equality constraints: TreeNode
        lower bounds: SortedTreeClassNode,Object)
  where T#1,T#2 are type-variables:
    T#1 extends Comparable<? super T#1> declared in method <T#1>sort(List<T#1>)
    T#2 extends Object declared in method <T#2>sort(List<T#2>,Comparator<? super T#2>)
Note: C:\Users\xxxx\Desktop\threadtear-master\src\me\nov\threadtear\execution\stringer\v3_9\StringObfuscationStringer.java uses or overrides a deprecated API.
Note: Recompile with -Xlint:deprecation for details.
1 error

> Task :compileJava FAILED

FAILURE: Build failed with an exception.

* What went wrong:
Execution failed for task ':compileJava'.
> Compilation failed; see the compiler error output for details.

* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.

* Get more help at https://help.gradle.org

Deprecated Gradle features were used in this build, making it incompatible with Gradle 7.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See https://docs.gradle.org/6.3/userguide/command_line_interface.html#sec:command_line_warnings

BUILD FAILED in 8s
1 actionable task: 1 executed