Product tests startup flaky: "Could not download file «JDK»"

[findepi]

https://github.com/trinodb/trino/actions/runs/22016571723/job/63619535792?pr=28120

2026-02-14T11:44:30.599Z	ERROR	testcontainers-lifecycle-1	tc.ghcr.io/trinodb/testing/almalinux9-oj17:123	Could not start container
java.io.UncheckedIOException: java.io.IOException: Could not download file https://api.adoptium.net/v3/binary/version/jdk-25.0.2+10/linux/x64/jdk/hotspot/normal/eclipse?project=jdk(response: Response{protocol=h2, code=502, message=, url=[https://github.com/adoptium/temurin25-binaries/releases/download/jdk-25.0.2%2B10/OpenJDK25U-jdk_x64_linux_hotspot_25.0.2_10.tar.gz})](https://github.com/adoptium/temurin25-binaries/releases/download/jdk-25.0.2%2B10/OpenJDK25U-jdk_x64_linux_hotspot_25.0.2_10.tar.gz%7D))
	at io.trino.tests.product.launcher.util.UriDownloader.download(UriDownloader.java:57)
	at io.trino.tests.product.launcher.env.jdk.TarDownloadingJdkProvider.lambda$applyTo$0(TarDownloadingJdkProvider.java:99)
	at org.testcontainers.containers.GenericContainer.lambda$withCreateContainerCmdModifier$22(GenericContainer.java:1395)
	at org.testcontainers.containers.GenericContainer.applyConfiguration(GenericContainer.java:840)
	at org.testcontainers.containers.GenericContainer.tryStart(GenericContainer.java:376)
	at org.testcontainers.containers.GenericContainer.lambda$doStart$0(GenericContainer.java:341)
	at org.rnorth.ducttape.unreliables.Unreliables.retryUntilSuccess(Unreliables.java:81)
	at org.testcontainers.containers.GenericContainer.doStart(GenericContainer.java:331)
	at org.testcontainers.containers.GenericContainer.start(GenericContainer.java:317)
	at java.base/java.util.concurrent.CompletableFuture$UniRun.tryFire(CompletableFuture.java:808)
	at java.base/java.util.concurrent.CompletableFuture$Completion.run(CompletableFuture.java:503)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1090)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:614)
	at java.base/java.lang.Thread.run(Thread.java:1474)
Caused by: java.io.IOException: Could not download file https://api.adoptium.net/v3/binary/version/jdk-25.0.2+10/linux/x64/jdk/hotspot/normal/eclipse?project=jdk(response: Response{protocol=h2, code=502, message=, url=[https://github.com/adoptium/temurin25-binaries/releases/download/jdk-25.0.2%2B10/OpenJDK25U-jdk_x64_linux_hotspot_25.0.2_10.tar.gz})](https://github.com/adoptium/temurin25-binaries/releases/download/jdk-25.0.2%2B10/OpenJDK25U-jdk_x64_linux_hotspot_25.0.2_10.tar.gz%7D))
	at io.trino.tests.product.launcher.util.UriDownloader.download(UriDownloader.java:48)
	... 13 more

https://github.com/trinodb/trino/actions/runs/22016571723/job/63619535768?pr=28120

Caused by: java.io.UncheckedIOException: java.io.IOException: Could not download file https://api.adoptium.net/v3/binary/version/jdk-25.0.2+10/linux/x64/jdk/hotspot/normal/eclipse?project=jdk(response: Response{protocol=h2, code=502, message=, url=[https://github.com/adoptium/temurin25-binaries/releases/download/jdk-25.0.2%2B10/OpenJDK25U-jdk_x64_linux_hotspot_25.0.2_10.tar.gz})](https://github.com/adoptium/temurin25-binaries/releases/download/jdk-25.0.2%2B10/OpenJDK25U-jdk_x64_linux_hotspot_25.0.2_10.tar.gz%7D))
	at io.trino.tests.product.launcher.util.UriDownloader.download(UriDownloader.java:57)
	at io.trino.tests.product.launcher.env.jdk.TarDownloadingJdkProvider.lambda$applyTo$0(TarDownloadingJdkProvider.java:99)
	at org.testcontainers.containers.GenericContainer.lambda$withCreateContainerCmdModifier$22(GenericContainer.java:1395)
	at org.testcontainers.containers.GenericContainer.applyConfiguration(GenericContainer.java:840)
	at org.testcontainers.containers.GenericContainer.tryStart(GenericContainer.java:376)
	... 9 more
Caused by: java.io.IOException: Could not download file https://api.adoptium.net/v3/binary/version/jdk-25.0.2+10/linux/x64/jdk/hotspot/normal/eclipse?project=jdk(response: Response{protocol=h2, code=502, message=, url=[https://github.com/adoptium/temurin25-binaries/releases/download/jdk-25.0.2%2B10/OpenJDK25U-jdk_x64_linux_hotspot_25.0.2_10.tar.gz})](https://github.com/adoptium/temurin25-binaries/releases/download/jdk-25.0.2%2B10/OpenJDK25U-jdk_x64_linux_hotspot_25.0.2_10.tar.gz%7D))
	at io.trino.tests.product.launcher.util.UriDownloader.download(UriDownloader.java:48)
	... 13 more

the whole startup was apparently re-attempted, but failed to reset testcontainers state

2026-02-14T11:44:33.919Z	WARN	main	io.trino.tests.product.launcher.env.Environment	Could not start environment 'multinode'
java.lang.NullPointerException: Cannot invoke "Object.hashCode()" because "key" is null
	at java.base/java.util.concurrent.ConcurrentHashMap.replaceNode(ConcurrentHashMap.java:1125)
	at java.base/java.util.concurrent.ConcurrentHashMap.remove(ConcurrentHashMap.java:1116)
	at org.testcontainers.utility.ResourceReaper.stopAndRemoveContainer(ResourceReaper.java:175)
	at org.testcontainers.containers.GenericContainer.stop(GenericContainer.java:652)
	at io.trino.tests.product.launcher.env.DockerContainer.reset(DockerContainer.java:411)
	at io.trino.tests.product.launcher.env.Environment.tryStart(Environment.java:157)

this last problem is reported as

• [Bug]: NullPointerException from ResourceReaper in GenericContainer.stop testcontainers/testcontainers-java#11492

[findepi]

@wendigo should UriDownloader have some retries in here?

trino/testing/trino-product-tests-launcher/src/main/java/io/trino/tests/product/launcher/util/UriDownloader.java

Lines 41 to 59 in 66ee8ee

	public static void download(String location, Path target, Consumer<Integer> progressListener)
	{
	OkHttpClient client = clientWithProgressListener(progressListener);
	Request request = new Request.Builder().url(location).build();
	try (Response response = client.newCall(request).execute()) {
	if (!response.isSuccessful()) {
	throw new IOException("Could not download file " + location + "(response: " + response + ")");
	}
	try (BufferedSink bufferedSink = Okio.buffer(Okio.sink(target))) {
	bufferedSink.writeAll(response.body().source());
	bufferedSink.flush();
	}
	}
	catch (IOException e) {
	throw new UncheckedIOException(e);
	}
	}