I: pbuilder: network access will be disabled during build
I: Current time: Sun Aug 28 20:50:23 -12 2022
I: pbuilder-time-stamp: 1661763023
I: Building the build Environment
I: extracting base tarball [/var/cache/pbuilder/buster-reproducible-base.tgz]
I: copying local configuration
I: mounting /proc filesystem
I: mounting /sys filesystem
I: creating /{dev,run}/shm
I: mounting /dev/pts filesystem
I: redirecting /dev/ptmx to /dev/pts/ptmx
I: policy-rc.d already exists
I: Copying source file
I: copying [mclibs_20061220+dfsg3-3.1.dsc]
I: copying [./mclibs_20061220+dfsg3.orig.tar.gz]
I: copying [./mclibs_20061220+dfsg3-3.1.debian.tar.xz]
I: Extracting source
gpgv: unknown type of key resource 'trustedkeys.kbx'
gpgv: keyblock resource '/root/.gnupg/trustedkeys.kbx': General error
gpgv: Signature made Thu Mar 30 07:39:33 2017 -12
gpgv:                using RSA key A0939BCC0AC3134E56B48C91EFE86C6C7FFECF83
gpgv:                issuer "pini@debian.org"
gpgv: Can't check signature: No public key
dpkg-source: warning: failed to verify signature on ./mclibs_20061220+dfsg3-3.1.dsc
dpkg-source: error: file ./mclibs_20061220+dfsg3.orig.tar.gz has size 4275390 instead of expected 7642494
E: pbuilder: Failed extracting the source
I: unmounting dev/ptmx filesystem
I: unmounting dev/pts filesystem
I: unmounting dev/shm filesystem
I: unmounting proc filesystem
I: unmounting sys filesystem
I: cleaning the build env 
I: removing directory /srv/workspace/pbuilder/2821637 and its subdirectories