M2E Problems in latest on tycho 5 test branch

[cdietrich]

https://ci.eclipse.org/xtext/job/xtext/job/cd_tycho50/629/console

07:52:18 [ERROR] org.eclipse.m2e.core 2.7.0.20241001-1350 requires Execution Environment that matches (&(osgi.ee=JavaSE)(version=21)) but the current resolution context uses [a.jre.javase 17.0.0]
07:52:18 [ERROR] Cannot resolve target definition:
07:52:18 [ERROR] Software being installed: org.eclipse.m2e.feature.feature.group 2.7.0.20241126-1642
07:52:18 [ERROR] Missing requirement: org.eclipse.m2e.core 2.7.0.20241001-1350 requires 'osgi.ee; (&(osgi.ee=JavaSE)(version=21))' but it could not be found
07:52:18 [ERROR] Cannot satisfy dependency: org.eclipse.m2e.feature.feature.group 2.7.0.20241126-1642 depends on: org.eclipse.equinox.p2.iu; org.eclipse.m2e.core [2.7.0.20241001-1350,2.7.0.20241001-1350]

[cdietrich]

@LorenzoBettini do you have an idea why tycho does not pick j21?

[cdietrich]

@laeubi was there a recent change in tycho that changed the profiles to (tycho 5)

07:52:13 [INFO] Resolving target definition file:/home/jenkins/agent/workspace/xtext_cd_tycho50/org.eclipse.xtext.common.types.shared/../xtext-latest.target for environments=[macosx/cocoa/x86_64, macosx/cocoa/aarch64, win32/win32/x86_64, linux/gtk/x86_64], include source mode=honor, referenced repository mode =include, execution environment=StandardEEResolutionHints [executionEnvironment=OSGi profile 'JavaSE-17' { source level: 17, target level: 17}], remote p2 repository options=org.eclipse.tycho.p2maven.DefaultProvisioningAgent@67b4b072

from (tycho 4)

11:00:07 [INFO] Resolving target definition file:/home/jenkins/agent/workspace/xtext_main/org.eclipse.xtext.xbase.lib/../xtext-latest.target for environments=[macosx/cocoa/x86_64, macosx/cocoa/aarch64, win32/win32/x86_64, linux/gtk/x86_64], include source mode=honor, referenced repository mode =ignore, execution environment=StandardEEResolutionHints [executionEnvironment=OSGi profile 'JavaSE-21' { source level: 21, target level: 21}], remote p2 repository options=org.eclipse.tycho.p2maven.DefaultProvisioningAgent@bb39957

[LorenzoBettini]

Maybe it's now using the Java version specified in the projects.

[laeubi]

See release notes for upcoming Tycho 4.11 (and Tycho 5.x has the same fix):

https://github.com/eclipse-tycho/tycho/blob/tycho-4.0.x/RELEASE_NOTES.md#4011

[cdietrich]

experiment at
https://ci.eclipse.org/xtext/job/xtext/job/cd-tycho-50-exp/1/console
cd_tycho50...cd-tycho-50-exp