Confusing warning: unknown argument ignored: lazytime
Metadata
Current evaluation
Closed as harmless. The warning originates from an outdated fuse-overlayfs version in Ubuntu Noble. The team plans to resolve it by building a newer upstream version internally, following imagecraft's approach.
Suggested action: —
No scores available.
Issue body
### Bug Description
Hi,
STR:
```
git clone https://github.com/canonical/charmed-postgresql-rock
cd charmed-postgresql-rock
git checkout 16-24.04
rockcraft pack
```
For the future, reproducible with Git commit [346b618](https://github.com/canonical/charmed-postgresql-rock/pull/162/commits/346b618bdbe01198e9e3d144c239b373c54824b6).
AR:
```
> rockcraft pack
Initialising lifecycle :: Updating base overlay systemunknown argument ignored: lazytime
Pulling charmed-postgresql - (15.6s)unknown argument ignored: lazytime
Overlaying charmed-postgresqlunknown argument ignored: lazytime
Overlaying charmed-postgresql - (12.0s)unknown argument ignored: lazytime
Overlaying non-root-userunknown argument ignored: lazytime
Building charmed-postgresqlunknown argument ignored: lazytime
Building non-root-userunknown argument ignored: lazytime
Packed charmed-postgresql_16.10_amd64.rock
```
ER: successful build without warnings `unknown argument ignored: lazytime`.
The issue/warning is also reproducible in branch 14-22.04 (commit c7ad026bc).
We are happy to assist with troubleshooting/testing the fix. Tnx in advance!
### To Reproduce
See above
### Environment
```
> snap list rockcraft lxd
Name Version Rev Tracking Publisher Notes
lxd 5.21.4-8b5e998 35624 5.21/stable canonical✓ -
rockcraft 1.14.0 3591 latest/stable canonical✓ classic
> uname -a
Linux taurus-framework 6.14.0-29-generic #29-Ubuntu SMP PREEMPT_DYNAMIC Thu Aug 7 18:32:38 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux
> lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 25.04
Release: 25.04
Codename: plucky
```
### rockcraft.yaml
```yaml
https://github.com/canonical/charmed-postgresql-rock/blob/16-24.04/rockcraft.yaml
```
### Relevant log output
```shell
See above multiple `unknown argument ignored: lazytime`.
```
Evaluation history
| Date | Model | Scores | Action | Summary |
|---|---|---|---|---|
| qwen/qwen3.6-35b-a3b | — | — | Closed as harmless. The warning originates from an outdated fuse-overlayfs version in Ubuntu Noble. The team plans to resolve it by building a newer upstream version internally, following imagecraft's approach. | |
| qwen/qwen3.6-35b-a3b | — | — | Closed as harmless. The warning stems from an outdated fuse-overlayfs in Ubuntu Noble. Resolution involves building a newer upstream version to eliminate the message. | |
| qwen/qwen3.6-35b-a3b | — | — | Closed as harmless. The warning originates from Ubuntu Noble's outdated fuse-overlayfs. The team plans to build a newer upstream version to resolve it, following imagecraft's approach. | |
| qwen3.6-35b-a3b-mtp-q6 | — | — | Closed as harmless. The warning originates from Ubuntu Noble's outdated fuse-overlayfs. Resolution is planned by building a newer upstream version locally, similar to imagecraft's approach. | |
| qwen3.6-35b-a3b-mtp-q6 | — | — | Closed. The harmless warning stems from an outdated fuse-overlayfs package in Ubuntu Noble. An upstream fix exists but is unavailable. Resolution involves building a newer fuse-overlayfs version to eliminate the warning, following imagecraft's approach. |
Update history
No update history recorded yet.
Related issues
| Issue | Project | State | Summary | Similarity |
|---|---|---|---|---|
| #1158 "unknown argument ignored: lazytime" in overlay operations | craft-parts | open | fuse-overlayfs on jammy/noble prints 'unknown argument ignored: lazytime' during every overlay operation, polluting build output. Triaged by a maintainer with an internal ticket, but no code fix yet; warning still present in current code. |