php72 bug report for opcache + couchbase

Dockerfile

FROM centos:6

RUN yum -y groupinstall "Development Tools"

RUN curl -L -o php-7.2.5.tar.gz https://secure.php.net/get/php-7.2.5.tar.gz/from/this/mirror && \
    tar xf php-7.2.5.tar.gz && \
    cd php-7.2.5/ &&\
    yum -y install libxml2-devel && \
    ./configure --with-config-file-path=/etc/ --with-config-file-scan-dir=/etc/php.d/ && \
    make -j2 && \
    make install
RUN mkdir /etc/php.d && \
    cp php-7.2.5/php.ini-development /etc/php.ini && \
    echo 'zend_extension=/usr/local/lib/php/extensions/no-debug-non-zts-20170718/opcache.so' >> /etc/php.d/opcache.ini && \
    echo 'opcache.enable_cli=1' >> /etc/php.d/opcache.ini

RUN yum -y install http://packages.couchbase.com/releases/couchbase-release/couchbase-release-1.0-4-x86_64.rpm && \
    yum -y install libcouchbase-devel && \
    pecl install couchbase && \
    echo 'extension=couchbase.so' >> /etc/php.d/couchbase.ini