diff --git a/.circleci/unittest/linux/scripts/setup_env.sh b/.circleci/unittest/linux/scripts/setup_env.sh
index 773bd78f202..7b593e77c5f 100755
--- a/.circleci/unittest/linux/scripts/setup_env.sh
+++ b/.circleci/unittest/linux/scripts/setup_env.sh
@@ -5,7 +5,7 @@
 #
 # Do not install PyTorch and torchvision here, otherwise they also get cached.
 
-set -e
+set -ex
 
 this_dir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
 root_dir="$(git rev-parse --show-toplevel)"
@@ -42,4 +42,4 @@ if [[ "${PYTHON_VERSION}" = "3.9" ]]; then
 fi
 
 conda install -y -c pytorch "ffmpeg${FFMPEG_PIN}"
-conda env update --file "${this_dir}/environment.yml" --prune
+conda env update --file "${this_dir}/environment.yml" --prune -vvv
diff --git a/.circleci/unittest/windows/scripts/setup_env.sh b/.circleci/unittest/windows/scripts/setup_env.sh
index b0b70631112..98c1d9a893f 100644
--- a/.circleci/unittest/windows/scripts/setup_env.sh
+++ b/.circleci/unittest/windows/scripts/setup_env.sh
@@ -5,7 +5,7 @@
 #
 # Do not install PyTorch and torchvision here, otherwise they also get cached.
 
-set -e
+set -ex
 
 this_dir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
 root_dir="$(git rev-parse --show-toplevel)"
@@ -36,4 +36,4 @@ conda activate "${env_dir}"
 
 # 3. Install Conda dependencies
 printf "* Installing dependencies (except PyTorch)\n"
-conda env update --file "${this_dir}/environment.yml" --prune
+conda env update --file "${this_dir}/environment.yml" --prune -vvv
diff --git a/torchvision/csrc/io/image/image.cpp b/torchvision/csrc/io/image/image.cpp
index 37d64013cb2..df49635dd52 100644
--- a/torchvision/csrc/io/image/image.cpp
+++ b/torchvision/csrc/io/image/image.cpp
@@ -26,3 +26,21 @@ static auto registry = torch::RegisterOperators()
 
 } // namespace image
 } // namespace vision
+
+#ifdef JPEG_FOUND
+  #include <jpeglib.h>
+#endif
+
+namespace vision {
+int64_t jpeg_version() {
+#ifdef JPEG_FOUND
+  return JPEG_LIB_VERSION;
+#else
+  return -1;
+#endif
+}
+
+TORCH_LIBRARY_FRAGMENT(torchvision, m) {
+  m.def("_jpeg_version", &jpeg_version);
+}
+} // namespace vision
\ No newline at end of file