Maven build fails

[zwilcox]

I'm getting the following error when building the project:

[ERROR] COMPILATION ERROR :
[INFO] -------------------------------------------------------------
[ERROR] Source option 7 is no longer supported. Use 8 or later.
[ERROR] Target option 7 is no longer supported. Use 8 or later.
[INFO] 2 errors
[INFO] -------------------------------------------------------------
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.702 s
[INFO] Finished at: 2025-01-04T11:40:49-05:00
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.1:compile (default-compile) on project libdwarf: Compilation failure: Compilation failure:
[ERROR] Source option 7 is no longer supported. Use 8 or later.
[ERROR] Target option 7 is no longer supported. Use 8 or later.
[ERROR] -> [Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException

The following diff resolved the build issue:

diff --git a/lib/pom.xml b/lib/pom.xml
index b376647..a318e27 100644
--- a/lib/pom.xml
+++ b/lib/pom.xml
@@ -10,8 +10,8 @@
        <packaging>jar</packaging>
        <properties>
                <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-               <maven.compiler.source>1.7</maven.compiler.source>
-               <maven.compiler.target>1.7</maven.compiler.target>
+               <maven.compiler.source>1.8</maven.compiler.source>^M
+               <maven.compiler.target>1.8</maven.compiler.target>^M
        </properties>
        <dependencies>
                <dependency>

[zwilcox]

 mvn --version
Apache Maven 3.6.3
Maven home: /usr/share/maven
Java version: 21.0.5, vendor: Ubuntu, runtime: /usr/lib/jvm/java-21-openjdk-amd64
Default locale: en, platform encoding: UTF-8
OS name: "linux", version: "5.15.167.4-microsoft-standard-wsl2", arch: "amd64", family: "unix"