upgrade from 1.4.9 to 1.4.10 result in some lines to be reported as uncovered

[romani]

detected at checkstyle/checkstyle#7051 .

to reproduce:

1. bump a version in pom.xml

diff --git a/pom.xml b/pom.xml
index 49f2672..37ef8a4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -207,7 +207,7 @@
     </maven.sevntu-checkstyle-check.checkstyle.version>
     <maven.versions.plugin.version>2.7</maven.versions.plugin.version>
     <java.version>1.8</java.version>
-    <pitest.plugin.version>1.4.9</pitest.plugin.version>
+    <pitest.plugin.version>1.4.10</pitest.plugin.version>
     <pitest.plugin.timeout.factor>10</pitest.plugin.timeout.factor>
     <pitest.plugin.timeout.constant>50000</pitest.plugin.timeout.constant>
     <pitest.plugin.threads>4</pitest.plugin.threads>

2. execute $ ./.ci/pitest.sh pitest-utils

Coverage before version bump:

Coverage report after version bump:

[romani]

we switched to most recent version already.