Diff of the two buildlogs:

--
--- b1/build.log	2020-04-02 01:57:41.233777344 +0000
+++ b2/build.log	2020-04-02 01:59:07.100093043 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Wed Apr  1 13:49:47 -12 2020
-I: pbuilder-time-stamp: 1585792187
+I: Current time: Wed May  5 22:20:43 +14 2021
+I: pbuilder-time-stamp: 1620202843
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/buster-reproducible-base.tgz]
 I: copying local configuration
@@ -18,7 +18,7 @@
 I: Extracting source
 gpgv: unknown type of key resource 'trustedkeys.kbx'
 gpgv: keyblock resource '/root/.gnupg/trustedkeys.kbx': General error
-gpgv: Signature made Thu Jul 27 07:04:26 2017 -12
+gpgv: Signature made Fri Jul 28 09:04:26 2017 +14
 gpgv:                using RSA key 46CB1CA89EA3B74376761DB915E09AF4DF5182C8
 gpgv: Can't check signature: No public key
 dpkg-source: warning: failed to verify signature on ./golang-github-dylanmei-winrmtest_0.0~git20151226.0256178-2.dsc
@@ -27,6 +27,18 @@
 dpkg-source: info: unpacking golang-github-dylanmei-winrmtest_0.0~git20151226.0256178-2.debian.tar.xz
 I: using fakeroot in build.
 I: Installing the build-deps
+I: user script /srv/workspace/pbuilder/26685/tmp/hooks/D01_modify_environment starting
+disorder-fs debug: Running on profitbricks-build6-i386.
+I: Changing host+domainname to test build reproducibility
+I: Adding a custom variable just for the fun of it...
+I: Changing /bin/sh to bash
+Removing 'diversion of /bin/sh to /bin/sh.distrib by dash'
+Adding 'diversion of /bin/sh to /bin/sh.distrib by bash'
+Removing 'diversion of /usr/share/man/man1/sh.1.gz to /usr/share/man/man1/sh.distrib.1.gz by dash'
+Adding 'diversion of /usr/share/man/man1/sh.1.gz to /usr/share/man/man1/sh.distrib.1.gz by bash'
+I: Setting pbuilder2's login shell to /bin/bash
+I: Setting pbuilder2's GECOS to second user,second room,second work-phone,second home-phone,second other
+I: user script /srv/workspace/pbuilder/26685/tmp/hooks/D01_modify_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -133,7 +145,7 @@
 Get: 57 http://deb.debian.org/debian buster/main i386 libyaml-0-2 i386 0.2.1-1 [49.7 kB]
 Get: 58 http://deb.debian.org/debian buster/main i386 pandoc-data all 2.2.1-3 [329 kB]
 Get: 59 http://deb.debian.org/debian buster/main i386 pandoc i386 2.2.1-3+b2 [15.0 MB]
-Fetched 96.8 MB in 1min 32s (1057 kB/s)
+Fetched 96.8 MB in 1s (82.1 MB/s)
 debconf: delaying package configuration, since apt-utils is not installed
 Selecting previously unselected package libbsd0:i386.
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(Reading database ... 19231 files and directories currently installed.)
@@ -392,7 +404,7 @@
 fakeroot is already the newest version (1.23-1).
 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
 I: Building the package
-I: Running cd /build/golang-github-dylanmei-winrmtest-0.0~git20151226.0256178/ && env PATH="/usr/sbin:/usr/bin:/sbin:/bin:/usr/games" HOME="/nonexistent/first-build" dpkg-buildpackage -us -uc -b
+I: Running cd /build/golang-github-dylanmei-winrmtest-0.0~git20151226.0256178/ && env PATH="/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/i/capture/the/path" HOME="/nonexistent/second-build" dpkg-buildpackage -us -uc -b
 dpkg-buildpackage: info: source package golang-github-dylanmei-winrmtest
 dpkg-buildpackage: info: source version 0.0~git20151226.0256178-2
 dpkg-buildpackage: info: source distribution unstable
@@ -410,104 +422,104 @@
    dh_autoreconf -O--buildsystem=golang
    dh_auto_configure -O--buildsystem=golang
    dh_auto_build -O--buildsystem=golang
-	cd obj-i686-linux-gnu && go install -gcflags=all=\"-trimpath=/build/golang-github-dylanmei-winrmtest-0.0\~git20151226.0256178/obj-i686-linux-gnu/src\" -asmflags=all=\"-trimpath=/build/golang-github-dylanmei-winrmtest-0.0\~git20151226.0256178/obj-i686-linux-gnu/src\" -v -p 10 github.com/dylanmei/winrmtest
+	cd obj-i686-linux-gnu && go install -gcflags=all=\"-trimpath=/build/golang-github-dylanmei-winrmtest-0.0\~git20151226.0256178/obj-i686-linux-gnu/src\" -asmflags=all=\"-trimpath=/build/golang-github-dylanmei-winrmtest-0.0\~git20151226.0256178/obj-i686-linux-gnu/src\" -v -p 18 github.com/dylanmei/winrmtest
+math/bits
+container/list
+vendor/golang_org/x/crypto/cryptobyte/asn1
 errors
 internal/race
-unicode/utf8
-sync/atomic
-math/bits
-internal/cpu
-encoding
 unicode
 crypto/internal/subtle
-runtime/internal/sys
-runtime/internal/atomic
-crypto/subtle
-math
-internal/nettrace
+sync/atomic
 vendor/golang_org/x/net/dns/dnsmessage
-container/list
-vendor/golang_org/x/crypto/cryptobyte/asn1
+encoding
 runtime/cgo
+math
+crypto/subtle
+internal/cpu
+internal/nettrace
+runtime/internal/sys
+runtime/internal/atomic
+unicode/utf8
 internal/testlog
 internal/bytealg
 runtime
 strconv
 crypto/rc4
 sync
+io
+reflect
 internal/singleflight
 math/rand
-reflect
-io
 syscall
-hash
+bytes
 strings
-crypto/internal/randutil
+hash
 crypto/cipher
-bytes
+crypto/internal/randutil
 crypto
-crypto/hmac
 hash/crc32
+crypto/hmac
 crypto/md5
 crypto/sha1
-crypto/sha256
 crypto/sha512
+crypto/sha256
 crypto/aes
 bufio
 vendor/golang_org/x/text/transform
 path
-internal/syscall/unix
 time
-internal/poll
+internal/syscall/unix
 encoding/binary
 sort
-os
+internal/poll
 regexp/syntax
 encoding/base64
+crypto/des
 vendor/golang_org/x/crypto/internal/chacha20
 vendor/golang_org/x/crypto/poly1305
-crypto/des
 vendor/golang_org/x/crypto/curve25519
+os
 vendor/golang_org/x/crypto/chacha20poly1305
 encoding/pem
+regexp
 fmt
 path/filepath
 io/ioutil
-regexp
+encoding/xml
 context
+math/big
 encoding/hex
 log
-encoding/xml
-net/url
 vendor/golang_org/x/net/http2/hpack
+mime
+net/url
 vendor/golang_org/x/text/unicode/norm
+net/http/internal
 compress/flate
-math/big
-mime
-database/sql/driver
+flag
+mime/quotedprintable
 vendor/golang_org/x/text/unicode/bidi
+database/sql/driver
 net
-mime/quotedprintable
-net/http/internal
-flag
 vendor/golang_org/x/text/secure/bidirule
 compress/gzip
 vendor/golang_org/x/net/idna
 github.com/masterzen/simplexml/dom
 github.com/masterzen/xmlpath
-github.com/masterzen/winrm/soap
 crypto/rand
-crypto/dsa
 crypto/elliptic
+crypto/dsa
 encoding/asn1
+github.com/masterzen/winrm/soap
 crypto/rsa
-crypto/ecdsa
 crypto/x509/pkix
 vendor/golang_org/x/crypto/cryptobyte
-github.com/satori/go.uuid
-net/textproto
+crypto/ecdsa
 crypto/x509
+net/textproto
 vendor/golang_org/x/net/http/httpproxy
+github.com/satori/go.uuid
 vendor/golang_org/x/net/http/httpguts
 mime/multipart
 crypto/tls
@@ -516,7 +528,7 @@
 net/http/httptest
 github.com/dylanmei/winrmtest
    dh_auto_test -O--buildsystem=golang
-	cd obj-i686-linux-gnu && go test -vet=off -v -p 10 github.com/dylanmei/winrmtest
+	cd obj-i686-linux-gnu && go test -vet=off -v -p 18 github.com/dylanmei/winrmtest
 === RUN   Test_creating_a_shell
 --- PASS: Test_creating_a_shell (0.00s)
 === RUN   Test_executing_a_command
@@ -528,7 +540,7 @@
 === RUN   Test_deleting_a_shell
 --- PASS: Test_deleting_a_shell (0.00s)
 PASS
-ok  	github.com/dylanmei/winrmtest	0.014s
+ok  	github.com/dylanmei/winrmtest	0.008s
    create-stamp debian/debhelper-build-stamp
  fakeroot debian/rules binary
 dh binary --buildsystem=golang --with=golang
@@ -563,12 +575,14 @@
  dpkg-source --after-build .
 dpkg-buildpackage: info: binary-only upload (no source included)
 I: copying local configuration
+I: user script /srv/workspace/pbuilder/26685/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/26685/tmp/hooks/B01_cleanup finished
 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/28871 and its subdirectories
-I: Current time: Wed Apr  1 13:57:40 -12 2020
-I: pbuilder-time-stamp: 1585792660
+I: removing directory /srv/workspace/pbuilder/26685 and its subdirectories
+I: Current time: Wed May  5 22:22:06 +14 2021
+I: pbuilder-time-stamp: 1620202926