test failed in CI: nexus-reconfigurator-rendezvous crucible_dataset::tests::proptest_reconciliation

[iliana]

This test failed on a CI run on #7129:

https://github.com/oxidecomputer/omicron/pull/7129/checks?check_run_id=36324007102

Log showing the specific test failure:

https://buildomat.eng.oxide.computer/wg/0/details/01JJQP0KH4T0GCRPWR7990DGEA/zMJE8V3h5sWs7iwtW2eQcgsHkLmmS2HtdH9AdNSYxFMvIaj3/01JJQP183CJFEWJRJ0NHQ9Z124#S5772

Excerpt from the log showing the failure:

thread 'crucible_dataset::tests::proptest_reconciliation' panicked at nexus/reconfigurator/rendezvous/src/crucible_dataset.rs:183:47:
attempt to add with overflow
stack backtrace:
[...]