19 files changed, 123 insertions, 64 deletions
diff --git a/ci/test/00_setup_env.sh b/ci/test/00_setup_env.sh
index 1f485fbec4..4c22e4e6c5 100755
--- a/ci/test/00_setup_env.sh
+++ b/ci/test/00_setup_env.sh
@@ -33,7 +33,9 @@ export HOST=${HOST:-$("$BASE_ROOT_DIR/depends/config.guess")}
 export USE_BUSY_BOX=${USE_BUSY_BOX:-false}
 export RUN_UNIT_TESTS=${RUN_UNIT_TESTS:-true}
 export RUN_FUNCTIONAL_TESTS=${RUN_FUNCTIONAL_TESTS:-true}
+export TEST_PREVIOUS_RELEASES=${TEST_PREVIOUS_RELEASES:-false}
 export RUN_FUZZ_TESTS=${RUN_FUZZ_TESTS:-false}
+export CONTAINER_NAME=${CONTAINER_NAME:-ci_unnamed}
 export DOCKER_NAME_TAG=${DOCKER_NAME_TAG:-ubuntu:18.04}
 # Randomize test order.
 # See https://www.boost.org/doc/libs/1_71_0/libs/test/doc/html/boost_test/utf_reference/rt_param_reference/random.html
@@ -49,9 +51,10 @@ export CCACHE_DIR=${CCACHE_DIR:-$BASE_SCRATCH_DIR/.ccache}
 export DEPENDS_DIR=${DEPENDS_DIR:-$BASE_ROOT_DIR/depends}
 # Folder where the build is done (bin and lib).
 export BASE_OUTDIR=${BASE_OUTDIR:-$BASE_SCRATCH_DIR/out/$HOST}
+export PREVIOUS_RELEASES_DIR=${PREVIOUS_RELEASES_DIR:-$BASE_ROOT_DIR/releases/$HOST}
 export SDK_URL=${SDK_URL:-https://bitcoincore.org/depends-sources/sdks}
 export WINEDEBUG=${WINEDEBUG:-fixme-all}
-export DOCKER_PACKAGES=${DOCKER_PACKAGES:-build-essential libtool autotools-dev automake pkg-config bsdmainutils curl ca-certificates ccache python3 rsync git}
+export DOCKER_PACKAGES=${DOCKER_PACKAGES:-build-essential libtool autotools-dev automake pkg-config bsdmainutils curl ca-certificates ccache python3 rsync git procps}
 export GOAL=${GOAL:-install}
 export DIR_QA_ASSETS=${DIR_QA_ASSETS:-${BASE_SCRATCH_DIR}/qa-assets}
 export PATH=${BASE_ROOT_DIR}/ci/retry:$PATH
diff --git a/ci/test/00_setup_env_arm.sh b/ci/test/00_setup_env_arm.sh
index 6e2542584c..2b30b4a5e3 100644
--- a/ci/test/00_setup_env_arm.sh
+++ b/ci/test/00_setup_env_arm.sh
@@ -9,15 +9,20 @@ export LC_ALL=C.UTF-8
 export HOST=arm-linux-gnueabihf
 # The host arch is unknown, so we run the tests through qemu.
 # If the host is arm and wants to run the tests natively, it can set QEMU_USER_CMD to the empty string.
-export QEMU_USER_CMD="${QEMU_USER_CMD:"qemu-arm -L /usr/arm-linux-gnueabihf/"}"
-# We don't know whether the host can run the cross compiled binaries. To run them, either qemu-user or libc6:armhf for
-# the target is required, so install both.
+if [ -z ${QEMU_USER_CMD+x} ]; then export QEMU_USER_CMD="${QEMU_USER_CMD:-"qemu-arm -L /usr/arm-linux-gnueabihf/"}"; fi
 export DPKG_ADD_ARCH="armhf"
-export PACKAGES="python3 g++-arm-linux-gnueabihf busybox qemu-user libc6:armhf libstdc++6:armhf libfontconfig1:armhf libxcb1:armhf"
+export PACKAGES="python3-zmq g++-arm-linux-gnueabihf busybox libc6:armhf libstdc++6:armhf libfontconfig1:armhf libxcb1:armhf"
+if [ -n "$QEMU_USER_CMD" ]; then
+  # Likely cross-compiling, so install the needed gcc and qemu-user
+  export PACKAGES="$PACKAGES qemu-user"
+fi
+export CONTAINER_NAME=ci_arm_linux
+# Use debian to avoid 404 apt errors when cross compiling
+export DOCKER_NAME_TAG="debian:buster"
 export USE_BUSY_BOX=true
 export RUN_UNIT_TESTS=true
 export RUN_FUNCTIONAL_TESTS=true
 export GOAL="install"
 # -Wno-psabi is to disable ABI warnings: "note: parameter passing for argument of type ... changed in GCC 7.1"
 # This could be removed once the ABI change warning does not show up by default
-export BITCOIN_CONFIG="--enable-glibc-back-compat --enable-reduce-exports CXXFLAGS=-Wno-psabi"
+export BITCOIN_CONFIG="--enable-glibc-back-compat --enable-reduce-exports CXXFLAGS=-Wno-psabi --enable-werror"
diff --git a/ci/test/00_setup_env_i686.sh b/ci/test/00_setup_env_i686.sh
deleted file mode 100644
index 6df65dd4a0..0000000000
--- a/ci/test/00_setup_env_i686.sh
+++ /dev/null
@@ -1,13 +0,0 @@
-#!/usr/bin/env bash
-#
-# Copyright (c) 2019 The Bitcoin Core developers
-# Distributed under the MIT software license, see the accompanying
-# file COPYING or http://www.opensource.org/licenses/mit-license.php.
-
-export LC_ALL=C.UTF-8
-
-export HOST=i686-pc-linux-gnu
-export PACKAGES="g++-multilib python3-zmq"
-export GOAL="install"
-export BITCOIN_CONFIG="--enable-zmq --with-gui=qt5 --enable-glibc-back-compat --enable-reduce-exports LDFLAGS=-static-libstdc++"
-export CONFIG_SHELL="/bin/dash"
diff --git a/ci/test/00_setup_env_i686_centos.sh b/ci/test/00_setup_env_i686_centos.sh
new file mode 100644
index 0000000000..5688799f9e
--- /dev/null
+++ b/ci/test/00_setup_env_i686_centos.sh
@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+#
+# Copyright (c) 2020 The Bitcoin Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+export LC_ALL=C.UTF-8
+
+export HOST=i686-pc-linux-gnu
+export CONTAINER_NAME=ci_i686_centos_7
+export DOCKER_NAME_TAG=centos:7
+export DOCKER_PACKAGES="gcc-c++ glibc-devel.x86_64 libstdc++-devel.x86_64 glibc-devel.i686 libstdc++-devel.i686 ccache libtool make git python3 python36-zmq which patch lbzip2 dash"
+export GOAL="install"
+export BITCOIN_CONFIG="--enable-zmq --with-gui=qt5 --enable-reduce-exports"
+export CONFIG_SHELL="/bin/dash"
diff --git a/ci/test/00_setup_env_mac.sh b/ci/test/00_setup_env_mac.sh
index af166b6ca7..6ed6e40bd6 100644
--- a/ci/test/00_setup_env_mac.sh
+++ b/ci/test/00_setup_env_mac.sh
@@ -6,9 +6,10 @@
 
 export LC_ALL=C.UTF-8
 
+export CONTAINER_NAME=ci_macos_cross
 export HOST=x86_64-apple-darwin16
 export PACKAGES="cmake imagemagick libcap-dev librsvg2-bin libz-dev libbz2-dev libtiff-tools python3-dev python3-setuptools"
-export OSX_SDK=10.11
+export OSX_SDK=10.14
 export RUN_UNIT_TESTS=false
 export RUN_FUNCTIONAL_TESTS=false
 export GOAL="deploy"
diff --git a/ci/test/00_setup_env_native_asan.sh b/ci/test/00_setup_env_native_asan.sh
index 2ffd3c5107..d5f39daaf5 100644
--- a/ci/test/00_setup_env_native_asan.sh
+++ b/ci/test/00_setup_env_native_asan.sh
@@ -6,7 +6,8 @@
 
 export LC_ALL=C.UTF-8
 
-export PACKAGES="clang-8 llvm-8 python3-zmq qtbase5-dev qttools5-dev-tools libevent-dev bsdmainutils libboost-system-dev libboost-filesystem-dev libboost-chrono-dev libboost-test-dev libboost-thread-dev libdb5.3++-dev libminiupnpc-dev libzmq3-dev libqrencode-dev"
+export CONTAINER_NAME=ci_native_asan
+export PACKAGES="clang-8 llvm-8 python3-zmq qtbase5-dev qttools5-dev-tools libevent-dev bsdmainutils libboost-system-dev libboost-filesystem-dev libboost-test-dev libboost-thread-dev libdb5.3++-dev libminiupnpc-dev libzmq3-dev libqrencode-dev"
 # Use clang-8 instead of default clang (which is clang-6 on Bionic) to avoid spurious segfaults when running on ppc64le
 export NO_DEPENDS=1
 export GOAL="install"
diff --git a/ci/test/00_setup_env_native_centos.sh b/ci/test/00_setup_env_native_centos.sh
deleted file mode 100644
index 56b915b6c7..0000000000
--- a/ci/test/00_setup_env_native_centos.sh
+++ /dev/null
@@ -1,14 +0,0 @@
-#!/usr/bin/env bash
-#
-# Copyright (c) 2019 The Bitcoin Core developers
-# Distributed under the MIT software license, see the accompanying
-# file COPYING or http://www.opensource.org/licenses/mit-license.php.
-
-export LC_ALL=C.UTF-8
-
-export DOCKER_NAME_TAG=centos:7
-export DOCKER_PACKAGES="gcc-c++ libtool make git python3 python36-zmq"
-export PACKAGES="boost-devel libevent-devel libdb4-devel libdb4-cxx-devel miniupnpc-devel zeromq-devel qt5-qtbase-devel qt5-qttools-devel qrencode-devel"
-export NO_DEPENDS=1
-export GOAL="install"
-export BITCOIN_CONFIG="--enable-reduce-exports"
diff --git a/ci/test/00_setup_env_native_fuzz.sh b/ci/test/00_setup_env_native_fuzz.sh
index b0405bb762..a739ad50d2 100644
--- a/ci/test/00_setup_env_native_fuzz.sh
+++ b/ci/test/00_setup_env_native_fuzz.sh
@@ -6,7 +6,8 @@
 
 export LC_ALL=C.UTF-8
 
-export PACKAGES="clang-8 llvm-8 python3 libevent-dev bsdmainutils libboost-system-dev libboost-filesystem-dev libboost-chrono-dev libboost-test-dev libboost-thread-dev"
+export CONTAINER_NAME=ci_native_fuzz
+export PACKAGES="clang-8 llvm-8 python3 libevent-dev bsdmainutils libboost-system-dev libboost-filesystem-dev libboost-test-dev libboost-thread-dev"
 export NO_DEPENDS=1
 export RUN_UNIT_TESTS=false
 export RUN_FUNCTIONAL_TESTS=false
diff --git a/ci/test/00_setup_env_native_fuzz_with_valgrind.sh b/ci/test/00_setup_env_native_fuzz_with_valgrind.sh
new file mode 100644
index 0000000000..fabb3affa4
--- /dev/null
+++ b/ci/test/00_setup_env_native_fuzz_with_valgrind.sh
@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+#
+# Copyright (c) 2019 The Bitcoin Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+export LC_ALL=C.UTF-8
+
+export CONTAINER_NAME=ci_native_fuzz_valgrind
+export PACKAGES="clang-8 llvm-8 python3 libevent-dev bsdmainutils libboost-system-dev libboost-filesystem-dev libboost-test-dev libboost-thread-dev valgrind"
+export NO_DEPENDS=1
+export RUN_UNIT_TESTS=false
+export RUN_FUNCTIONAL_TESTS=false
+export RUN_FUZZ_TESTS=true
+export FUZZ_TESTS_CONFIG="--valgrind"
+export GOAL="install"
+export BITCOIN_CONFIG="--enable-fuzz --with-sanitizers=fuzzer CC=clang-8 CXX=clang++-8"
+# Use clang-8, instead of default clang on bionic, which is clang-6 and does not come with libfuzzer on aarch64
diff --git a/ci/test/00_setup_env_native_nowallet.sh b/ci/test/00_setup_env_native_nowallet.sh
index 53348559be..6bb371920c 100644
--- a/ci/test/00_setup_env_native_nowallet.sh
+++ b/ci/test/00_setup_env_native_nowallet.sh
@@ -6,6 +6,7 @@
 
 export LC_ALL=C.UTF-8
 
+export CONTAINER_NAME=ci_native_nowallet
 export PACKAGES="python3-zmq"
 export DEP_OPTS="NO_WALLET=1"
 export GOAL="install"
diff --git a/ci/test/00_setup_env_native_qt5.sh b/ci/test/00_setup_env_native_qt5.sh
index 622ec3cfe1..21c15236d2 100644
--- a/ci/test/00_setup_env_native_qt5.sh
+++ b/ci/test/00_setup_env_native_qt5.sh
@@ -6,8 +6,10 @@
 
 export LC_ALL=C.UTF-8
 
+export CONTAINER_NAME=ci_native_qt5
 export PACKAGES="python3-zmq qtbase5-dev qttools5-dev-tools libdbus-1-dev libharfbuzz-dev"
 export DEP_OPTS="NO_QT=1 NO_UPNP=1 DEBUG=1 ALLOW_HOST_PACKAGES=1"
 export TEST_RUNNER_EXTRA="--coverage --extended --exclude feature_dbcrash"  # Run extended tests so that coverage does not fail, but exclude the very slow dbcrash
 export GOAL="install"
+export TEST_PREVIOUS_RELEASES=true
 export BITCOIN_CONFIG="--enable-zmq --with-gui=qt5 --enable-glibc-back-compat --enable-reduce-exports --enable-debug CFLAGS=\"-g0 -O2 -funsigned-char\" CXXFLAGS=\"-g0 -O2 -funsigned-char\""
diff --git a/ci/test/00_setup_env_native_tsan.sh b/ci/test/00_setup_env_native_tsan.sh
index e9b7a7bba1..4d3f345ca6 100644
--- a/ci/test/00_setup_env_native_tsan.sh
+++ b/ci/test/00_setup_env_native_tsan.sh
@@ -6,8 +6,9 @@
 
 export LC_ALL=C.UTF-8
 
+export CONTAINER_NAME=ci_native_tsan
 export DOCKER_NAME_TAG=ubuntu:16.04
-export PACKAGES="clang llvm python3-zmq qtbase5-dev qttools5-dev-tools libevent-dev bsdmainutils libboost-system-dev libboost-filesystem-dev libboost-chrono-dev libboost-test-dev libboost-thread-dev libdb5.3++-dev libminiupnpc-dev libzmq3-dev libqrencode-dev"
+export PACKAGES="clang llvm python3-zmq qtbase5-dev qttools5-dev-tools libevent-dev bsdmainutils libboost-system-dev libboost-filesystem-dev libboost-test-dev libboost-thread-dev libdb5.3++-dev libminiupnpc-dev libzmq3-dev libqrencode-dev"
 export NO_DEPENDS=1
 export GOAL="install"
 export BITCOIN_CONFIG="--enable-zmq --disable-wallet --with-gui=qt5 CPPFLAGS='-DARENA_DEBUG -DDEBUG_LOCKORDER' --with-sanitizers=thread --disable-hardening --disable-asm CC=clang CXX=clang++"
diff --git a/ci/test/00_setup_env_native_valgrind.sh b/ci/test/00_setup_env_native_valgrind.sh
index 906ffd7d79..f112aa87f9 100644
--- a/ci/test/00_setup_env_native_valgrind.sh
+++ b/ci/test/00_setup_env_native_valgrind.sh
@@ -6,10 +6,11 @@
 
 export LC_ALL=C.UTF-8
 
-export PACKAGES="valgrind clang llvm python3-zmq libevent-dev bsdmainutils libboost-system-dev libboost-filesystem-dev libboost-chrono-dev libboost-test-dev libboost-thread-dev libdb5.3++-dev libminiupnpc-dev libzmq3-dev"
+export CONTAINER_NAME=ci_native_valgrind
+export PACKAGES="valgrind clang llvm python3-zmq libevent-dev bsdmainutils libboost-system-dev libboost-filesystem-dev libboost-test-dev libboost-thread-dev libdb5.3++-dev libminiupnpc-dev libzmq3-dev"
 export USE_VALGRIND=1
 export NO_DEPENDS=1
-export TEST_RUNNER_EXTRA="p2p_segwit.py"  # Only run one test for now. TODO enable all and bump timeouts
+export TEST_RUNNER_EXTRA="--exclude feature_abortnode,feature_block,rpc_bind"  # Excluded for now
 export RUN_FUNCTIONAL_TESTS=true
 export GOAL="install"
 export BITCOIN_CONFIG="--enable-zmq --with-incompatible-bdb --with-gui=no CC=clang CXX=clang++"  # TODO enable GUI
diff --git a/ci/test/00_setup_env_s390x.sh b/ci/test/00_setup_env_s390x.sh
index 637d549553..72ad99fe5d 100644
--- a/ci/test/00_setup_env_s390x.sh
+++ b/ci/test/00_setup_env_s390x.sh
@@ -9,8 +9,16 @@ export LC_ALL=C.UTF-8
 export HOST=s390x-linux-gnu
 # The host arch is unknown, so we run the tests through qemu.
 # If the host is s390x and wants to run the tests natively, it can set QEMU_USER_CMD to the empty string.
-export QEMU_USER_CMD="${QEMU_USER_CMD:"qemu-s390x"}"
-export PACKAGES="python3-zmq bsdmainutils qemu-user"
+if [ -z ${QEMU_USER_CMD+x} ]; then export QEMU_USER_CMD="${QEMU_USER_CMD:-"qemu-s390x"}"; fi
+export PACKAGES="python3-zmq"
+if [ -n "$QEMU_USER_CMD" ]; then
+  # Likely cross-compiling, so install the needed gcc and qemu-user
+  export DPKG_ADD_ARCH="s390x"
+  export PACKAGES="$PACKAGES g++-s390x-linux-gnu qemu-user libc6:s390x libstdc++6:s390x libfontconfig1:s390x libxcb1:s390x"
+fi
+# Use debian to avoid 404 apt errors
+export CONTAINER_NAME=ci_s390x
+export DOCKER_NAME_TAG="debian:buster"
 export RUN_UNIT_TESTS=true
 export RUN_FUNCTIONAL_TESTS=true
 export GOAL="install"
diff --git a/ci/test/00_setup_env_win64.sh b/ci/test/00_setup_env_win64.sh
index 1e04c4287a..a34933731c 100644
--- a/ci/test/00_setup_env_win64.sh
+++ b/ci/test/00_setup_env_win64.sh
@@ -6,6 +6,7 @@
 
 export LC_ALL=C.UTF-8
 
+export CONTAINER_NAME=ci_win64
 export HOST=x86_64-w64-mingw32
 export PACKAGES="python3 nsis g++-mingw-w64-x86-64 wine-binfmt wine64"
 export RUN_FUNCTIONAL_TESTS=false
diff --git a/ci/test/04_install.sh b/ci/test/04_install.sh
index 6d0f5258b6..c6e8331a71 100755
--- a/ci/test/04_install.sh
+++ b/ci/test/04_install.sh
@@ -9,6 +9,9 @@ export LC_ALL=C.UTF-8
 if [[ $DOCKER_NAME_TAG == centos* ]]; then
   export LC_ALL=en_US.utf8
 fi
+if [[ $QEMU_USER_CMD == qemu-s390* ]]; then
+  export LC_ALL=C
+fi
 
 if [ "$TRAVIS_OS_NAME" == "osx" ]; then
   set +o errexit
@@ -37,12 +40,13 @@ fi
 
 mkdir -p "${BASE_SCRATCH_DIR}"
 mkdir -p "${CCACHE_DIR}"
+mkdir -p "${PREVIOUS_RELEASES_DIR}"
 
 export ASAN_OPTIONS="detect_stack_use_after_return=1:check_initialization_order=1:strict_init_order=1"
 export LSAN_OPTIONS="suppressions=${BASE_ROOT_DIR}/test/sanitizer_suppressions/lsan"
 export TSAN_OPTIONS="suppressions=${BASE_ROOT_DIR}/test/sanitizer_suppressions/tsan:log_path=${BASE_SCRATCH_DIR}/sanitizer-output/tsan"
 export UBSAN_OPTIONS="suppressions=${BASE_ROOT_DIR}/test/sanitizer_suppressions/ubsan:print_stacktrace=1:halt_on_error=1:report_error_type=1"
-env | grep -E '^(BITCOIN_CONFIG|BASE_|CCACHE_|WINEDEBUG|LC_ALL|BOOST_TEST_RANDOM|CONFIG_SHELL|(ASAN|LSAN|TSAN|UBSAN)_OPTIONS)' | tee /tmp/env
+env | grep -E '^(BITCOIN_CONFIG|BASE_|QEMU_|CCACHE_|WINEDEBUG|LC_ALL|BOOST_TEST_RANDOM|CONFIG_SHELL|(ASAN|LSAN|TSAN|UBSAN)_OPTIONS|TEST_PREVIOUS_RELEASES|PREVIOUS_RELEASES_DIR)' | tee /tmp/env
 if [[ $HOST = *-mingw32 ]]; then
   DOCKER_ADMIN="--cap-add SYS_ADMIN"
 elif [[ $BITCOIN_CONFIG = *--with-sanitizers=*address* ]]; then # If ran with (ASan + LSan), Docker needs access to ptrace (https://github.com/google/sanitizers/issues/764)
@@ -59,8 +63,10 @@ if [ -z "$RUN_CI_ON_HOST" ]; then
                   --mount type=bind,src=$BASE_ROOT_DIR,dst=/ro_base,readonly \
                   --mount type=bind,src=$CCACHE_DIR,dst=$CCACHE_DIR \
                   --mount type=bind,src=$DEPENDS_DIR,dst=$DEPENDS_DIR \
+                  --mount type=bind,src=$PREVIOUS_RELEASES_DIR,dst=$PREVIOUS_RELEASES_DIR \
                   -w $BASE_ROOT_DIR \
                   --env-file /tmp/env \
+                  --name $CONTAINER_NAME \
                   $DOCKER_NAME_TAG)
 
   DOCKER_EXEC () {
@@ -73,16 +79,6 @@ else
   }
 fi
 
-if [ "$TRAVIS_OS_NAME" == "osx" ]; then
-  top -l 1 -s 0 | awk ' /PhysMem/ {print}'
-  echo "Number of CPUs: $(sysctl -n hw.logicalcpu)"
-else
-  DOCKER_EXEC free -m -h
-  DOCKER_EXEC echo "Number of CPUs \(nproc\):" \$\(nproc\)
-  DOCKER_EXEC echo "Free disk space:"
-  DOCKER_EXEC df -h
-fi
-
 if [ -n "$DPKG_ADD_ARCH" ]; then
   DOCKER_EXEC dpkg --add-architecture "$DPKG_ADD_ARCH"
 fi
@@ -95,6 +91,16 @@ elif [ "$TRAVIS_OS_NAME" != "osx" ]; then
   ${CI_RETRY_EXE} DOCKER_EXEC apt-get install --no-install-recommends --no-upgrade -y $PACKAGES $DOCKER_PACKAGES
 fi
 
+if [ "$TRAVIS_OS_NAME" == "osx" ]; then
+  top -l 1 -s 0 | awk ' /PhysMem/ {print}'
+  echo "Number of CPUs: $(sysctl -n hw.logicalcpu)"
+else
+  DOCKER_EXEC free -m -h
+  DOCKER_EXEC echo "Number of CPUs \(nproc\):" \$\(nproc\)
+  DOCKER_EXEC echo "Free disk space:"
+  DOCKER_EXEC df -h
+fi
+
 if [ ! -d ${DIR_QA_ASSETS} ]; then
   DOCKER_EXEC git clone https://github.com/bitcoin-core/qa-assets ${DIR_QA_ASSETS}
 fi
diff --git a/ci/test/05_before_script.sh b/ci/test/05_before_script.sh
index 1222432c96..933f4cea91 100755
--- a/ci/test/05_before_script.sh
+++ b/ci/test/05_before_script.sh
@@ -25,5 +25,18 @@ if [[ $HOST = *-mingw32 ]]; then
   DOCKER_EXEC update-alternatives --set $HOST-g++ \$\(which $HOST-g++-posix\)
 fi
 if [ -z "$NO_DEPENDS" ]; then
-  DOCKER_EXEC CONFIG_SHELL= make $MAKEJOBS -C depends HOST=$HOST $DEP_OPTS
+  if [[ $DOCKER_NAME_TAG == centos* ]]; then
+    # CentOS has problems building the depends if the config shell is not explicitly set
+    # (i.e. for libevent a Makefile with an empty SHELL variable is generated, leading to
+    #  an error as the first command is executed)
+    SHELL_OPTS="CONFIG_SHELL=/bin/bash"
+  else
+    SHELL_OPTS="CONFIG_SHELL="
+  fi
+  DOCKER_EXEC $SHELL_OPTS make $MAKEJOBS -C depends HOST=$HOST $DEP_OPTS
+fi
+if [ "$TEST_PREVIOUS_RELEASES" = "true" ]; then
+  BEGIN_FOLD previous-versions
+  DOCKER_EXEC contrib/devtools/previous_release.sh -b -t "$PREVIOUS_RELEASES_DIR" v0.17.1 v0.18.1 v0.19.0.1
+  END_FOLD
 fi
diff --git a/ci/test/06_script_b.sh b/ci/test/06_script_b.sh
index ac0b36d14c..3b32513353 100755
--- a/ci/test/06_script_b.sh
+++ b/ci/test/06_script_b.sh
@@ -11,16 +11,7 @@ if [ -n "$QEMU_USER_CMD" ]; then
   # Generate all binaries, so that they can be wrapped
   DOCKER_EXEC make $MAKEJOBS -C src/secp256k1 VERBOSE=1
   DOCKER_EXEC make $MAKEJOBS -C src/univalue VERBOSE=1
-  for b_name in {"${BASE_OUTDIR}/bin"/*,src/secp256k1/*tests,src/univalue/{no_nul,test_json,unitester,object}}; do
-    # shellcheck disable=SC2044
-    for b in $(find "${BASE_ROOT_DIR}" -executable -type f -name $(basename $b_name)); do
-      echo "Wrap $b ..."
-      DOCKER_EXEC mv "$b" "${b}_orig"
-      DOCKER_EXEC echo "\#\!/usr/bin/env bash" \> "$b"
-      DOCKER_EXEC echo "$QEMU_USER_CMD \\\"${b}_orig\\\" \\\"\\\$@\\\"" \>\> "$b"
-      DOCKER_EXEC chmod +x "$b"
-    done
-  done
+  DOCKER_EXEC "${BASE_ROOT_DIR}/ci/test/wrap-qemu.sh"
   END_FOLD
 fi
 
@@ -45,6 +36,6 @@ fi
 
 if [ "$RUN_FUZZ_TESTS" = "true" ]; then
   BEGIN_FOLD fuzz-tests
-  DOCKER_EXEC test/fuzz/test_runner.py -l DEBUG ${DIR_FUZZ_IN}
+  DOCKER_EXEC test/fuzz/test_runner.py ${FUZZ_TESTS_CONFIG} -l DEBUG ${DIR_FUZZ_IN}
   END_FOLD
 fi
diff --git a/ci/test/wrap-qemu.sh b/ci/test/wrap-qemu.sh
new file mode 100755
index 0000000000..f1d3088748
--- /dev/null
+++ b/ci/test/wrap-qemu.sh
@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+#
+# Copyright (c) 2018 The Bitcoin Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+export LC_ALL=C.UTF-8
+
+for b_name in {"${BASE_OUTDIR}/bin"/*,src/secp256k1/*tests,src/univalue/{no_nul,test_json,unitester,object}}; do
+    # shellcheck disable=SC2044
+    for b in $(find "${BASE_ROOT_DIR}" -executable -type f -name $(basename $b_name)); do
+      echo "Wrap $b ..."
+      mv "$b" "${b}_orig"
+      echo '#!/usr/bin/env bash' > "$b"
+      echo "$QEMU_USER_CMD \"${b}_orig\" \"\$@\"" >> "$b"
+      chmod +x "$b"
+    done
+done