ITSchemaChangeTableViewTest hangs on the main branch

2021-09-04 16:37:42:122 +0300 [ERROR][Thread-71][CursorImpl] Unable to evaluate cursor hasNext command java.util.concurrent.ExecutionException: java.util.concurrent.TimeoutException: Did not observe any item or terminal signal within 1000ms in 'source(MonoDefer)' (and no fallback has been configured)
	at java.base/java.util.concurrent.CompletableFuture.reportGet(CompletableFuture.java:395)
	at java.base/java.util.concurrent.CompletableFuture.get(CompletableFuture.java:1999)
	at org.apache.ignite.internal.metastorage.client.CursorImpl$InnerIterator.hasNext(CursorImpl.java:101)
	at org.apache.ignite.internal.metastorage.client.MetaStorageServiceImpl$WatchProcessor$Watcher.run(MetaStorageServiceImpl.java:453)
Caused by: java.util.concurrent.TimeoutException: Did not observe any item or terminal signal within 1000ms in 'source(MonoDefer)' (and no fallback has been configured)
	at reactor.core.publisher.FluxTimeout$TimeoutMainSubscriber.handleTimeout(FluxTimeout.java:289)
	at reactor.core.publisher.FluxTimeout$TimeoutMainSubscriber.doTimeout(FluxTimeout.java:274)
	at reactor.core.publisher.FluxTimeout$TimeoutTimeoutSubscriber.onNext(FluxTimeout.java:396)
	at reactor.core.publisher.StrictSubscriber.onNext(StrictSubscriber.java:89)
	at reactor.core.publisher.FluxOnErrorResume$ResumeSubscriber.onNext(FluxOnErrorResume.java:73)
	at reactor.core.publisher.MonoDelay$MonoDelayRunnable.run(MonoDelay.java:117)
	at reactor.core.scheduler.SchedulerTask.call(SchedulerTask.java:68)
	at reactor.core.scheduler.SchedulerTask.call(SchedulerTask.java:28)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
	at java.base/java.lang.Thread.run(Thread.java:834)

            CompletableFuture.allOf(schemaReadyFut)
                .exceptionally(e -> {
                    LOG.error("Failed to upgrade schema for a table [name=" + tblName + ", id=" + tblId + ']', e);

                    onEvent(TableEvent.ALTER, new TableEventParameters(tblId, tblName), e);
                    return null;
                })
                .thenRun(() ->
                    onEvent(TableEvent.ALTER, new TableEventParameters(tblId, tblName), null)
                );

 onEvent(TableEvent.ALTER, new TableEventParameters(tblId, tblName, tbl), e);