diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1453c50f..333b85fb 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -80,9 +80,9 @@ jobs:
             assert: "ndebug"
             coverage: "nocov"
             boost: "--build-boost"
-            icu: "--with-icu"
+            icu: ""
             cc: "clang"
-            flags: "-Os -fPIE"
+            flags: "-Os -fPIE -DBOOST_NO_CXX98_FUNCTION_BASE"
             options: "--enable-isystem"
             packager: "brew"
             packages: "icu4c"
@@ -94,12 +94,12 @@ jobs:
             assert: "ndebug"
             coverage: "nocov"
             boost: "--build-boost"
-            icu: "--build-icu --with-icu"
+            icu: ""
             cc: "clang"
-            flags: "-Os -fvisibility=hidden -fPIE"
+            flags: "-Os -fvisibility=hidden -fPIE -DBOOST_NO_CXX98_FUNCTION_BASE"
             options: "--enable-isystem"
             packager: "brew"
-            packages: ""
+            packages: "icu4c"
 
 
     runs-on: ${{ matrix.os }}
@@ -180,7 +180,7 @@ jobs:
 
       - name: Coveralls.io Upload
         if: ${{ matrix.coverage == 'cov' }}
-        uses: coverallsapp/github-action@v2.2.3
+        uses: coverallsapp/github-action@v2.3.0
         with:
           format: lcov
           files: "./coverage.info"
@@ -220,11 +220,12 @@ jobs:
 
 
       - name: Failure display otool output
-        if: ${{ failure() && (matrix.os == 'macos-latest') }}
+        if: ${{ failure() && startsWith(matrix.os, 'macos') }}
         run: |
           otool -L ${{ github.workspace }}/test/.libs/libbitcoin-consensus-test
+
       - name: Failure display DYLD_PRINT_LIBRARIES
-        if: ${{ failure() && (matrix.os == 'macos-latest') }}
+        if: ${{ failure() && startsWith(matrix.os, 'macos') }}
         run: |
           DYLD_PRINT_LIBRARIES=1 ${{ github.workspace }}/test/.libs/libbitcoin-consensus-test
 
@@ -304,9 +305,9 @@ jobs:
             assert: "ndebug"
             coverage: "nocov"
             boost: "--build-boost"
-            icu: "--with-icu"
+            icu: ""
             cc: "clang"
-            flags: "-Os -fPIE"
+            flags: "-Os -fPIE -DBOOST_NO_CXX98_FUNCTION_BASE"
             options: ""
             packager: "brew"
             packages: "icu4c"
@@ -318,12 +319,12 @@ jobs:
             assert: "ndebug"
             coverage: "nocov"
             boost: "--build-boost"
-            icu: "--build-icu --with-icu"
+            icu: ""
             cc: "clang"
-            flags: "-Os -fvisibility=hidden -fPIE"
+            flags: "-Os -fvisibility=hidden -fPIE -DBOOST_NO_CXX98_FUNCTION_BASE"
             options: ""
             packager: "brew"
-            packages: ""
+            packages: "icu4c"
 
 
     runs-on: ${{ matrix.os }}
@@ -407,7 +408,7 @@ jobs:
 
       - name: Coveralls.io Upload
         if: ${{ matrix.coverage == 'cov' }}
-        uses: coverallsapp/github-action@v2.2.3
+        uses: coverallsapp/github-action@v2.3.0
         with:
           format: lcov
           files: "./coverage.info"
@@ -447,11 +448,12 @@ jobs:
 
 
       - name: Failure display otool output
-        if: ${{ failure() && (matrix.os == 'macos-latest') }}
+        if: ${{ failure() && startsWith(matrix.os, 'macos') }}
         run: |
           otool -L ${{ github.workspace }}/test/.libs/libbitcoin-consensus-test
+
       - name: Failure display DYLD_PRINT_LIBRARIES
-        if: ${{ failure() && (matrix.os == 'macos-latest') }}
+        if: ${{ failure() && startsWith(matrix.os, 'macos') }}
         run: |
           DYLD_PRINT_LIBRARIES=1 ${{ github.workspace }}/test/.libs/libbitcoin-consensus-test
 
@@ -606,7 +608,7 @@ jobs:
 
       - name: Coveralls.io Upload
         if: ${{ matrix.coverage == 'cov' }}
-        uses: coverallsapp/github-action@v2.2.3
+        uses: coverallsapp/github-action@v2.3.0
         with:
           format: lcov
           files: "./coverage.info"
@@ -646,11 +648,12 @@ jobs:
 
 
       - name: Failure display otool output
-        if: ${{ failure() && (matrix.os == 'macos-latest') }}
+        if: ${{ failure() && startsWith(matrix.os, 'macos') }}
         run: |
           otool -L ${{ github.workspace }}/test/.libs/libbitcoin-consensus-test
+
       - name: Failure display DYLD_PRINT_LIBRARIES
-        if: ${{ failure() && (matrix.os == 'macos-latest') }}
+        if: ${{ failure() && startsWith(matrix.os, 'macos') }}
         run: |
           DYLD_PRINT_LIBRARIES=1 ${{ github.workspace }}/test/.libs/libbitcoin-consensus-test
 
diff --git a/install-cmake.sh b/install-cmake.sh
index 8c5201bf..07fa9bcc 100755
--- a/install-cmake.sh
+++ b/install-cmake.sh
@@ -51,7 +51,7 @@ PRESUMED_CI_PROJECT_PATH=$(pwd)
 
 # Boost archive.
 #------------------------------------------------------------------------------
-BOOST_URL="http://downloads.sourceforge.net/project/boost/boost/1.78.0/boost_1_78_0.tar.bz2"
+BOOST_URL="https://archives.boost.io/release/1.78.0/source/boost_1_78_0.tar.bz2"
 BOOST_ARCHIVE="boost_1_78_0.tar.bz2"
 
 
@@ -510,7 +510,7 @@ unpack_from_tarball()
     local COMPRESSION=$3
     local BUILD=$4
 
-    display_heading_message "Prepairing to aquire $ARCHIVE"
+    display_heading_message "Preparing to acquire $ARCHIVE"
 
     if [[ ! ($BUILD) ]]; then
         display_message "Skipping unpack of $ARCHIVE..."
@@ -556,7 +556,7 @@ build_from_tarball()
         return
     fi
 
-    display_heading_message "Prepairing to build $ARCHIVE"
+    display_heading_message "Preparing to build $ARCHIVE"
 
     # Because ICU tools don't know how to locate internal dependencies.
     if [[ ($ARCHIVE == "$ICU_ARCHIVE") ]]; then
@@ -614,7 +614,7 @@ create_from_github()
 
     FORK="$ACCOUNT/$REPO"
 
-    display_heading_message "Prepairing to aquire $FORK/$BRANCH"
+    display_heading_message "Preparing to acquire $FORK/$BRANCH"
 
     if [[ -d "$REPO" ]]; then
         if [[ true ]]; then
@@ -649,7 +649,7 @@ build_from_github()
     # Join generated and command line options.
     local CONFIGURATION=("${OPTIONS[@]}" "$@")
 
-    display_heading_message "Prepairing to build $REPO"
+    display_heading_message "Preparing to build $REPO"
 
     # Build the local repository clone.
     make_project_directory "$REPO" "$JOBS" "$TEST" "${CONFIGURATION[@]}"
@@ -717,7 +717,7 @@ build_from_github_cmake()
     # Join generated and command line options.
     local CONFIGURATION=("${OPTIONS[@]}" "$@")
 
-    display_heading_message "Prepairing to build $REPO"
+    display_heading_message "Preparing to build $REPO"
 
     # Build the local repository clone.
     cmake_project_directory "$REPO" "$JOBS" "$TEST" "${CONFIGURATION[@]}"
@@ -803,7 +803,7 @@ build_from_tarball_boost()
         return
     fi
 
-    display_heading_message "Prepairing to build $ARCHIVE"
+    display_heading_message "Preparing to build $ARCHIVE"
 
     local TARGET="build-$ARCHIVE"
 
diff --git a/install-cmakepresets.sh b/install-cmakepresets.sh
index 087a32eb..a8e4164a 100755
--- a/install-cmakepresets.sh
+++ b/install-cmakepresets.sh
@@ -57,7 +57,7 @@ PRESUMED_CI_PROJECT_PATH=$(pwd)
 
 # Boost archive.
 #------------------------------------------------------------------------------
-BOOST_URL="http://downloads.sourceforge.net/project/boost/boost/1.78.0/boost_1_78_0.tar.bz2"
+BOOST_URL="https://archives.boost.io/release/1.78.0/source/boost_1_78_0.tar.bz2"
 BOOST_ARCHIVE="boost_1_78_0.tar.bz2"
 
 
@@ -547,7 +547,7 @@ unpack_from_tarball()
     local COMPRESSION=$3
     local BUILD=$4
 
-    display_heading_message "Prepairing to aquire $ARCHIVE"
+    display_heading_message "Preparing to acquire $ARCHIVE"
 
     if [[ ! ($BUILD) ]]; then
         display_message "Skipping unpack of $ARCHIVE..."
@@ -593,7 +593,7 @@ build_from_tarball()
         return
     fi
 
-    display_heading_message "Prepairing to build $ARCHIVE"
+    display_heading_message "Preparing to build $ARCHIVE"
 
     # Because ICU tools don't know how to locate internal dependencies.
     if [[ ($ARCHIVE == "$ICU_ARCHIVE") ]]; then
@@ -651,7 +651,7 @@ create_from_github()
 
     FORK="$ACCOUNT/$REPO"
 
-    display_heading_message "Prepairing to aquire $FORK/$BRANCH"
+    display_heading_message "Preparing to acquire $FORK/$BRANCH"
 
     if [[ -d "$REPO" ]]; then
         if [[ true ]]; then
@@ -686,7 +686,7 @@ build_from_github()
     # Join generated and command line options.
     local CONFIGURATION=("${OPTIONS[@]}" "$@")
 
-    display_heading_message "Prepairing to build $REPO"
+    display_heading_message "Preparing to build $REPO"
 
     # Build the local repository clone.
     make_project_directory "$REPO" "$JOBS" "$TEST" "${CONFIGURATION[@]}"
@@ -700,14 +700,9 @@ cmake_tests()
 
     # Build and run unit tests relative to the primary directory.
     # VERBOSE=1 ensures test runner output sent to console (gcc).
-    make -j"$JOBS" test "VERBOSE=1"
+    CTEST_OUTPUT_ON_FAILURE=ON make -j"$JOBS" test "VERBOSE=1"
     local RESULT=$?
 
-    # Test runners emit to the test.log file.
-    if [[ -e "test.log" ]]; then
-        cat "test.log"
-    fi
-
     if [[ $RESULT -ne 0 ]]; then
         exit $RESULT
     fi
@@ -762,7 +757,7 @@ build_from_github_cmake()
     # Join generated and command line options.
     local CONFIGURATION=("${OPTIONS[@]}" "$@")
 
-    display_heading_message "Prepairing to build $REPO"
+    display_heading_message "Preparing to build $REPO"
 
     # Build the local repository clone.
     cmake_project_directory "$REPO" "$PRESET" "$JOBS" "$TEST" "${CONFIGURATION[@]}"
@@ -848,7 +843,7 @@ build_from_tarball_boost()
         return
     fi
 
-    display_heading_message "Prepairing to build $ARCHIVE"
+    display_heading_message "Preparing to build $ARCHIVE"
 
     local TARGET="build-$ARCHIVE"
 
diff --git a/install.sh b/install.sh
index f8d80ab4..f6b862a1 100755
--- a/install.sh
+++ b/install.sh
@@ -51,7 +51,7 @@ PRESUMED_CI_PROJECT_PATH=$(pwd)
 
 # Boost archive.
 #------------------------------------------------------------------------------
-BOOST_URL="http://downloads.sourceforge.net/project/boost/boost/1.78.0/boost_1_78_0.tar.bz2"
+BOOST_URL="https://archives.boost.io/release/1.78.0/source/boost_1_78_0.tar.bz2"
 BOOST_ARCHIVE="boost_1_78_0.tar.bz2"
 
 
@@ -450,7 +450,7 @@ unpack_from_tarball()
     local COMPRESSION=$3
     local BUILD=$4
 
-    display_heading_message "Prepairing to aquire $ARCHIVE"
+    display_heading_message "Preparing to acquire $ARCHIVE"
 
     if [[ ! ($BUILD) ]]; then
         display_message "Skipping unpack of $ARCHIVE..."
@@ -496,7 +496,7 @@ build_from_tarball()
         return
     fi
 
-    display_heading_message "Prepairing to build $ARCHIVE"
+    display_heading_message "Preparing to build $ARCHIVE"
 
     # Because ICU tools don't know how to locate internal dependencies.
     if [[ ($ARCHIVE == "$ICU_ARCHIVE") ]]; then
@@ -554,7 +554,7 @@ create_from_github()
 
     FORK="$ACCOUNT/$REPO"
 
-    display_heading_message "Prepairing to aquire $FORK/$BRANCH"
+    display_heading_message "Preparing to acquire $FORK/$BRANCH"
 
     if [[ -d "$REPO" ]]; then
         if [[ true ]]; then
@@ -589,7 +589,7 @@ build_from_github()
     # Join generated and command line options.
     local CONFIGURATION=("${OPTIONS[@]}" "$@")
 
-    display_heading_message "Prepairing to build $REPO"
+    display_heading_message "Preparing to build $REPO"
 
     # Build the local repository clone.
     make_project_directory "$REPO" "$JOBS" "$TEST" "${CONFIGURATION[@]}"
@@ -675,7 +675,7 @@ build_from_tarball_boost()
         return
     fi
 
-    display_heading_message "Prepairing to build $ARCHIVE"
+    display_heading_message "Preparing to build $ARCHIVE"
 
     local TARGET="build-$ARCHIVE"