diff --git a/Jenkinsfile b/Jenkinsfile
index 15056c1..352e4e9 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -108,17 +108,17 @@ spec:
       steps {
         container('tester') {
           sh '''
-            #!/usr/bin/env bash
-            set -euo pipefail
+            set -eu
             apt-get update >/dev/null
             apt-get install -y --no-install-recommends xz-utils >/dev/null
             mkdir -p build
             go install github.com/jstemmer/go-junit-report/v2@latest
             set +e
-            go test -coverprofile=build/coverage.out ./... 2>&1 | tee build/test.out
-            test_rc=${PIPESTATUS[0]}
+            go test -coverprofile=build/coverage.out ./... > build/test.out 2>&1
+            test_rc=$?
             set -e
-            /root/go/bin/go-junit-report < build/test.out > "${JUNIT_XML}"
+            cat build/test.out
+            "$(go env GOPATH)/bin/go-junit-report" < build/test.out > "${JUNIT_XML}"
             coverage="0"
             if [ -f build/coverage.out ]; then
               coverage="$(go tool cover -func=build/coverage.out | awk '/^total:/ {gsub("%","",$3); print $3}')"
@@ -140,8 +140,7 @@ PY
       steps {
         container('publisher') {
           sh '''
-            #!/usr/bin/env bash
-            set -euo pipefail
+            set -eu
             python scripts/publish_test_metrics.py
           '''
         }
@@ -152,8 +151,7 @@ PY
       steps {
         container('builder') {
           sh '''
-            #!/usr/bin/env bash
-            set -euo pipefail
+            set -eu
             mkdir -p /root/.docker
             cp /docker-config/config.json /root/.docker/config.json
           '''
@@ -166,8 +164,7 @@ PY
         container('builder') {
           script {
             sh '''
-              #!/usr/bin/env bash
-              set -euo pipefail
+              set -eu
               SEMVER="0.1.0-${BUILD_NUMBER}"
               echo "SEMVER=${SEMVER}" > build.env
             '''
@@ -183,8 +180,7 @@ PY
       steps {
         container('builder') {
           sh '''
-            #!/usr/bin/env bash
-            set -euo pipefail
+            set -eu
             for i in $(seq 1 10); do
               if docker info >/dev/null 2>&1; then
                 break
@@ -201,8 +197,7 @@ PY
       steps {
         container('builder') {
           sh '''
-            #!/usr/bin/env bash
-            set -euo pipefail
+            set -eu
             VERSION_TAG="$(cut -d= -f2 build.env)"
             for arch in amd64 arm64; do
               docker buildx build \