Ensure we log error details on failure.

It turns out that Display for anyhow::Error only gives the top-level
message, omitting the root cause(s). This is unhelpful when trying to
diagnose problems.

Before:
E pvm_exec: pvm_exec: Binder call failed

After:
E pvm_exec: pvm_exec: Binder call failed
E pvm_exec:
E pvm_exec: Caused by:
E pvm_exec:     Status(-8, EX_SERVICE_SPECIFIC): '-1: Compilation failed: Status(-8,
   EX_SERVICE_SPECIFIC): '-1: mount_and_wait failed: Time out mounting authfs''

Bug: 186126194
Test: Presubmit
Change-Id: Ib1c0cd7f523a75f3f98fb190843de79248c7bb96
3 files changed
tree: 0a6f356b49e88ddd7584336f40757473e4800a7a
  1. apex/
  2. apkdmverity/
  3. apkverify/
  4. authfs/
  5. compos/
  6. demo/
  7. docs/
  8. idsig/
  9. javalib/
  10. launcher/
  11. libs/
  12. microdroid/
  13. microdroid_manager/
  14. tests/
  15. virtualizationservice/
  16. vm/
  17. vmconfig/
  18. zipfuse/
  19. .clang-format
  20. Android.bp
  21. OWNERS
  22. PREUPLOAD.cfg
  23. README.md
  24. TEST_MAPPING
README.md

Virtualization

This repository contains userspace services related to running virtual machines on Android, especially protected virtual machines. See the getting started documentation and Microdroid README for more information.