BTW There are many features in CDT that include the o.e.tools.templates.freemarker.java11 bundle, some of them key to CDT so it is not simply autotools the problem, rather that is simply the first problem reported.
* The build failed after making the packages when it was trying to do some signing, but I didn't do anything to enable signing, so perhaps the flags for that need revisiting in the future:
[INFO] [Thu Dec 13 12:40:15 GMT 2018] Creating DMG file from '/scratch/eclipse/src/epp/org.eclipse.epp.packages/packages/org.eclipse.epp.package.cpp.product/target/products/20181213-1235_eclipse-cpp-2018-12-RC1-macosx.cocoa.x86_64.tar.gz'...
[WARNING] An exception has been thrown, but the request will be retried (attempt 1 / 3)
at org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect (DefaultHttpClientConnectionOperator.java:151)
at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect (PoolingHttpClientConnectionManager.java:359)
at org.apache.http.impl.execchain.MainClientExec.establishRoute (MainClientExec.java:381)
at org.apache.http.impl.execchain.MainClientExec.execute (MainClientExec.java:237)
at org.apache.http.impl.execchain.ProtocolExec.execute (ProtocolExec.java:185)
at org.apache.http.impl.execchain.RetryExec.execute (RetryExec.java:89)
at org.apache.http.impl.execchain.RedirectExec.execute (RedirectExec.java:111)
at org.apache.http.impl.client.InternalHttpClient.doExecute (InternalHttpClient.java:185)
at org.apache.http.impl.client.CloseableHttpClient.execute (CloseableHttpClient.java:72)
at org.apache.http.impl.client.CloseableHttpClient.execute (CloseableHttpClient.java:221)
at org.apache.http.impl.client.CloseableHttpClient.execute (CloseableHttpClient.java:165)
at org.apache.http.impl.client.CloseableHttpClient.execute (CloseableHttpClient.java:140)
at org.eclipse.cbi.maven.http.apache.ApacheHttpClient.lambda$send$1 (ApacheHttpClient.java:81)
at java.util.concurrent.FutureTask.run (FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:624)
at java.lang.Thread.run (Thread.java:748)
Caused by: java.net.SocketTimeoutException: connect timed out
at java.net.PlainSocketImpl.socketConnect (Native Method)
at java.net.AbstractPlainSocketImpl.doConnect (AbstractPlainSocketImpl.java:350)
at java.net.AbstractPlainSocketImpl.connectToAddress (AbstractPlainSocketImpl.java:206)
at java.net.AbstractPlainSocketImpl.connect (AbstractPlainSocketImpl.java:188)
at java.net.SocksSocketImpl.connect (SocksSocketImpl.java:392)
at java.net.Socket.connect (Socket.java:589)
at org.apache.http.conn.socket.PlainConnectionSocketFactory.connectSocket (PlainConnectionSocketFactory.java:75)
at org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect (DefaultHttpClientConnectionOperator.java:142)
at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect (PoolingHttpClientConnectionManager.java:359)
at org.apache.http.impl.execchain.MainClientExec.establishRoute (MainClientExec.java:381)
at org.apache.http.impl.execchain.MainClientExec.execute (MainClientExec.java:237)
at org.apache.http.impl.execchain.ProtocolExec.execute (ProtocolExec.java:185)
at org.apache.http.impl.execchain.RetryExec.execute (RetryExec.java:89)
at org.apache.http.impl.execchain.RedirectExec.execute (RedirectExec.java:111)
at org.apache.http.impl.client.InternalHttpClient.doExecute (InternalHttpClient.java:185)
at org.apache.http.impl.client.CloseableHttpClient.execute (CloseableHttpClient.java:72)
at org.apache.http.impl.client.CloseableHttpClient.execute (CloseableHttpClient.java:221)
at org.apache.http.impl.client.CloseableHttpClient.execute (CloseableHttpClient.java:165)
at org.apache.http.impl.client.CloseableHttpClient.execute (CloseableHttpClient.java:140)
at org.eclipse.cbi.maven.http.apache.ApacheHttpClient.lambda$send$1 (ApacheHttpClient.java:81)
at java.util.concurrent.FutureTask.run (FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:624)
at java.lang.Thread.run (Thread.java:748)
[