creduce report fatal error when input file is java

[sendaoYan]

Test command:

time creduce --n 200 ./creduce.sh ~/gerrit/minijava/mathintrinsictest/src/java/util/Integer/JSR166TestCase.java 2>&1 | tee reduce.log

result:

===< 218905 >===
running 200 interestingness tests in parallel
===< pass_unifdef :: 0 >===
===< pass_comments :: 0 >===
(15.9 %, 62499 bytes)
(20.3 %, 59205 bytes)
===< pass_ifs :: 0 >===
===< pass_includes :: 0 >===
===< pass_line_markers :: 0 >===
Died at /usr/share/creduce/perl/pass_line_markers.pm line 26.
 at /usr/bin/creduce line 35.
        main::__ANON__("Died at /usr/share/creduce/perl/pass_line_markers.pm line 26.\x{a}") called at /usr/share/creduce/perl/pass_line_markers.pm line 26
        pass_line_markers::count_line_markers("JSR166TestCase.java", 0) called at /usr/share/creduce/perl/pass_line_markers.pm line 40
        pass_line_markers::new("JSR166TestCase.java", 0) called at /usr/bin/creduce line 384
        main::call_new("pass_line_markers", "JSR166TestCase.java", 0) called at /usr/bin/creduce line 621
        main::delta_pass(HASH(0x5575308180c0)) called at /usr/bin/creduce line 1096

real    0m24.724s
user    15m38.256s
sys     1m34.810s

version info:

> cat /etc/os-release ; perl -v ; creduce --version
PRETTY_NAME="Ubuntu 22.04.5 LTS"
NAME="Ubuntu"
VERSION_ID="22.04"
VERSION="22.04.5 LTS (Jammy Jellyfish)"
VERSION_CODENAME=jammy
ID=ubuntu
ID_LIKE=debian
HOME_URL="https://www.ubuntu.com/"
SUPPORT_URL="https://help.ubuntu.com/"
BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/"
PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy"
UBUNTU_CODENAME=jammy

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creduce 2.11.0 (unknown)

reduce.log
creduce.sh

JSR166TestCase.java