fw/output: record wa/devlib version in output

Add wa and devlib versions to RunOutput's metadata on creation. They
already get logged, but this will make them readily accessible to
scripts and output processors.

wa/framework/output.py

@@ -5,11 +5,14 @@ from collections import OrderedDict
 from copy import copy, deepcopy
 from datetime import datetime
 
+import devlib
+
 from wa.framework.configuration.core import JobSpec, Status
 from wa.framework.configuration.execution import CombinedConfig
 from wa.framework.exception import HostError
 from wa.framework.run import RunState, RunInfo
 from wa.framework.target.info import TargetInfo
+from wa.framework.version import get_wa_version_with_commit
 from wa.utils.misc import touch, ensure_directory_exists, isiterable
 from wa.utils.serializer import write_pod, read_pod, is_pod
 from wa.utils.types import enum, numeric
@@ -632,7 +635,11 @@ def init_run_output(path, wa_state, force=False):
     write_pod(RunState().to_pod(), os.path.join(path, '.run_state.json'))
     write_pod(Result().to_pod(), os.path.join(path, 'result.json'))
 
-    return RunOutput(path)
+    ro = RunOutput(path)
+    ro.update_metadata('versions', 'wa', get_wa_version_with_commit())
+    ro.update_metadata('versions', 'devlib', devlib.__full_version__)
+
+    return ro
 
 
 def init_job_output(run_output, job):