diff --git a/.github/workflows/zerocracy.yml b/.github/workflows/zerocracy.yml
index c1e86fdfd9..6a3ac9ed78 100644
--- a/.github/workflows/zerocracy.yml
+++ b/.github/workflows/zerocracy.yml
@@ -32,7 +32,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - uses: actions/checkout@v4
-      - uses: zerocracy/judges-action@0.0.52
+      - uses: zerocracy/judges-action@0.0.53
         with:
           token: ${{ secrets.ZEROCRACY_TOKEN }}
           options: |
@@ -40,7 +40,7 @@ jobs:
             vitals_url=https://www.eolang.org/zerocracy/objectionary-vitals.html
             repositories=objectionary/*
           factbase: objectionary.fb
-      - uses: zerocracy/pages-action@0.0.34
+      - uses: zerocracy/pages-action@0.0.35
         with:
           factbase: objectionary.fb
           output: pages
diff --git a/eo-maven-plugin/src/it/rewritten_sources/pom.xml b/eo-maven-plugin/src/it/rewritten_sources/pom.xml
index 6196aee784..228fa8d9e5 100644
--- a/eo-maven-plugin/src/it/rewritten_sources/pom.xml
+++ b/eo-maven-plugin/src/it/rewritten_sources/pom.xml
@@ -41,13 +41,13 @@ SOFTWARE.
     <dependency>
       <groupId>org.junit.jupiter</groupId>
       <artifactId>junit-jupiter-api</artifactId>
-      <version>5.10.3</version>
+      <version>5.11.1</version>
       <scope>test</scope>
     </dependency>
     <dependency>
       <groupId>org.junit.jupiter</groupId>
       <artifactId>junit-jupiter-params</artifactId>
-      <version>5.10.3</version>
+      <version>5.11.1</version>
       <scope>test</scope>
     </dependency>
   </dependencies>
diff --git a/eo-maven-plugin/src/main/java/org/eolang/maven/UnphiMojo.java b/eo-maven-plugin/src/main/java/org/eolang/maven/UnphiMojo.java
index 494a5a3221..404014f3be 100644
--- a/eo-maven-plugin/src/main/java/org/eolang/maven/UnphiMojo.java
+++ b/eo-maven-plugin/src/main/java/org/eolang/maven/UnphiMojo.java
@@ -30,7 +30,6 @@
 import java.io.File;
 import java.nio.file.Path;
 import java.nio.file.Paths;
-import java.util.Arrays;
 import java.util.List;
 import java.util.Set;
 import org.apache.maven.plugins.annotations.LifecyclePhase;
@@ -104,7 +103,7 @@ public final class UnphiMojo extends SafeMojo {
 
     @Override
     public void exec() {
-        final List<Path> errors = new ListOf<>();
+        final List<String> errors = new ListOf<>();
         final Home home = new HmBase(this.unphiOutputDir);
         final Iterable<Directive> metas = new UnphiMojo.Metas(this.unphiMetas);
         final int count = new SumOf(
@@ -119,7 +118,7 @@ public void exec() {
                                 String.format(".%s", TranspileMojo.EXT)
                             )
                         );
-                        final XML result = TRANSFORMATIONS.pass(
+                        final XML result = UnphiMojo.TRANSFORMATIONS.pass(
                             new PhiSyntax(
                                 phi.getFileName().toString().replace(".phi", ""),
                                 new TextOf(phi),
@@ -133,7 +132,13 @@ public void exec() {
                             phi, this.unphiOutputDir.toPath().resolve(xmir)
                         );
                         if (result.nodes("//errors[count(error)=0]").isEmpty()) {
-                            errors.add(relative);
+                            errors.add(
+                                String.format(
+                                    "%s:\n\t%s\n",
+                                    relative,
+                                    String.join("\n\t", result.xpath("//errors/error/text()"))
+                                )
+                            );
                         }
                         return 1;
                     },
@@ -145,9 +150,9 @@ public void exec() {
         if (!errors.isEmpty()) {
             throw new IllegalStateException(
                 String.format(
-                    "%d files with parsing errors were found: %s",
+                    "%d files with parsing errors were found:\n%s",
                     errors.size(),
-                    Arrays.toString(errors.toArray())
+                    String.join("\n", errors)
                 )
             );
         }
diff --git a/eo-parser/src/main/java/org/eolang/parser/EoSyntax.java b/eo-parser/src/main/java/org/eolang/parser/EoSyntax.java
index 77bad1a4cb..1b51b4ecde 100644
--- a/eo-parser/src/main/java/org/eolang/parser/EoSyntax.java
+++ b/eo-parser/src/main/java/org/eolang/parser/EoSyntax.java
@@ -49,7 +49,11 @@
 public final class EoSyntax implements Syntax {
 
     /**
-     * The name of it.
+     * The name of the EO program being parsed, usually the name of
+     * <tt>.eo</tt> file itself. This name will be present in the
+     * generated XML. This is done for the sake of traceability: it will
+     * always be possible to tell which XMIR file was generated from
+     * which EO program.
      */
     private final String name;
 
@@ -61,8 +65,18 @@ public final class EoSyntax implements Syntax {
     /**
      * Ctor.
      *
-     * @param nme The name of it
-     * @param ipt Input text
+     * @param ipt The EO program to parse
+     * @since 0.40.0
+     */
+    public EoSyntax(final Input ipt) {
+        this("unknown", ipt);
+    }
+
+    /**
+     * Ctor.
+     *
+     * @param nme The name of the EO program being parsed
+     * @param ipt The EO program to parse
      */
     public EoSyntax(final String nme, final Input ipt) {
         this.name = nme;
@@ -99,11 +113,15 @@ public XML parsed() throws IOException {
         );
         new Schema(dom).check();
         if (spy.size() == 0) {
-            Logger.debug(this, "Input of %d EO lines compiled, no errors", lines.size());
+            Logger.debug(
+                this,
+                "The %s program of %d EO lines compiled, no errors",
+                this.name, lines.size()
+            );
         } else {
             Logger.debug(
-                this, "Input of %d EO lines failed to compile (%d errors)",
-                lines.size(), spy.size()
+                this, "The %s program of %d EO lines failed to compile (%d errors)",
+                this.name, lines.size(), spy.size()
             );
         }
         return dom;
diff --git a/pom.xml b/pom.xml
index c1dfd873ee..380ce823c4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -140,26 +140,26 @@ SOFTWARE.
       <dependency>
         <groupId>org.junit</groupId>
         <artifactId>junit-bom</artifactId>
-        <version>5.10.3</version>
+        <version>5.11.1</version>
         <type>pom</type>
         <scope>test</scope>
       </dependency>
       <dependency>
         <groupId>org.junit.jupiter</groupId>
         <artifactId>junit-jupiter-engine</artifactId>
-        <version>5.10.3</version>
+        <version>5.11.1</version>
         <scope>test</scope>
       </dependency>
       <dependency>
         <groupId>org.junit.jupiter</groupId>
         <artifactId>junit-jupiter-params</artifactId>
-        <version>5.10.3</version>
+        <version>5.11.1</version>
         <scope>test</scope>
       </dependency>
       <dependency>
         <groupId>org.junit.jupiter</groupId>
         <artifactId>junit-jupiter-api</artifactId>
-        <version>5.10.3</version>
+        <version>5.11.1</version>
         <scope>test</scope>
       </dependency>
       <dependency>