Example from a log file:
[2025-10-09T09:51:05Z DEBUG sccache::compiler::compiler] [host_pathsub.o]: generate_hash_key took 0.024 s
[2025-10-09T09:51:05Z DEBUG sccache::compiler::compiler] [host_pathsub.o]: Hash key: 9c7adef5c206ce8991e683e0a302b00c0fcade4b87124b994bdc896309d76a9e
[2025-10-09T09:51:05Z DEBUG sccache::compiler::compiler] [host_pathsub.o]: Cache hit in 0.054 s
To visualize on a timeline which things happened and how long they took, it would be useful if the timestamps had millisecond precision too.