imported/w3c/web-platform-tests/content-security-policy/script-src/scriptnonce-changed-1.html [ Failure ]
imported/w3c/web-platform-tests/html/semantics/scripting-1/the-script-element/async_005.htm [ Failure ]

Both tests became flaky in the same revision:

r259703                       NOERROR
r259704                       UNKNOWN
[r259705-r259707]             TEXT (Expected: PASS)

Diff: https://build.webkit.org/results/WPE%20Linux%2064-bit%20Release%20(Tests)/r263069%20(18619)/imported/w3c/web-platform-tests/html/semantics/scripting-1/the-script-element/async_005-diff.txt

--- /home/buildbot/wpe/wpe-linux-64-release-tests/build/layout-test-results/imported/w3c/web-platform-tests/html/semantics/scripting-1/the-script-element/async_005-expected.txt
+++ /home/buildbot/wpe/wpe-linux-64-release-tests/build/layout-test-results/imported/w3c/web-platform-tests/html/semantics/scripting-1/the-script-element/async_005-actual.txt
@@ -1,3 +1,3 @@
 
-FAIL A script element with both async and defer set should execute asynchronously assert_equals: expected "2134" but got "2341"
-2341
+PASS A script element with both async and defer set should execute asynchronously 
+2134

Diff: https://build.webkit.org/results/WPE%20Linux%2064-bit%20Release%20(Tests)/r263069%20(18619)/imported/w3c/web-platform-tests/content-security-policy/script-src/scriptnonce-changed-1-diff.txt

--- /home/buildbot/wpe/wpe-linux-64-release-tests/build/layout-test-results/imported/w3c/web-platform-tests/content-security-policy/script-src/scriptnonce-changed-1-expected.txt
+++ /home/buildbot/wpe/wpe-linux-64-release-tests/build/layout-test-results/imported/w3c/web-platform-tests/content-security-policy/script-src/scriptnonce-changed-1-actual.txt
@@ -1,3 +1,3 @@
 
-PASS scr1 nonce before modification should not be blocked 
+FAIL scr1 nonce before modification should not be blocked assert_equals: expected "scr1 executed" but got ""
 

Stderr: https://build.webkit.org/results/WPE%20Linux%2064-bit%20Release%20(Tests)/r263069%20(18619)/imported/w3c/web-platform-tests/content-security-policy/script-src/scriptnonce-changed-1-stderr.txt

CONSOLE MESSAGE: Refused to execute a script because its hash, its nonce, or 'unsafe-inline' does not appear in the script-src directive of the Content Security Policy.