Flaky test monkey_business: Cannot create objects of type null.

[github-actions]

Flaky tests were detected in this test run. This means that there was a failure that was cleared when the tests were simply restarted.
Failures:

monkey_business: [21:32:53] Runtime in code/datums/elements/slapcrafting.dm,52: Cannot create objects of type null.
proc name: attempt slapcraft (/datum/element/slapcrafting/proc/attempt_slapcraft)
src: /datum/element/slapcrafting (/datum/element/slapcrafting)
call stack:
/datum/element/slapcrafting (/datum/element/slapcrafting): attempt slapcraft(the iron rod (/obj/item/stack/rods/fifty), the donut box (/obj/item/storage/fancy/donut_box), the man (293) (/mob/living/carbon/human/consistent), /list (/list), /list (/list))
the iron rod (/obj/item/stack/rods/fifty):  SendSignal("atom_attackby", /list (/list))
the iron rod (/obj/item/stack/rods/fifty): attackby(the donut box (/obj/item/storage/fancy/donut_box), the man (293) (/mob/living/carbon/human/consistent), /list (/list), /list (/list))
the iron rod (/obj/item/stack/rods/fifty): attackby(the donut box (/obj/item/storage/fancy/donut_box), the man (293) (/mob/living/carbon/human/consistent), /list (/list), /list (/list))
the donut box (/obj/item/storage/fancy/donut_box): melee attack chain(the man (293) (/mob/living/carbon/human/consistent), the iron rod (/obj/item/stack/rods/fifty), /list (/list), /list (/list))
the man (293) (/mob/living/carbon/human/consistent): ClickOn(the iron rod (/obj/item/stack/rods/fifty), "")
/datum/ai_controller/monkey (/datum/ai_controller/monkey): ai interact(the iron rod (/obj/item/stack/rods/fifty), 0, null)
/datum/bt_node/ai_behavior/use... (/datum/bt_node/ai_behavior/use_on_object): perform(0.25, /datum/ai_controller/monkey (/datum/ai_controller/monkey))
/datum/bt_node/ai_behavior/use... (/datum/bt_node/ai_behavior/use_on_object): perform(0.25, /datum/ai_controller/monkey (/datum/ai_controller/monkey))
/datum/bt_node/ai_behavior/use... (/datum/bt_node/ai_behavior/use_on_object): tick(/datum/ai_controller/monkey (/datum/ai_controller/monkey), 0.25)
...
/datum/bt_node/composite/selec... (/datum/bt_node/composite/selector): tick(/datum/ai_controller/monkey (/datum/ai_controller/monkey), 0.25)
/datum/bt_node/subtree/monkey_... (/datum/bt_node/subtree/monkey_shenanigans): tick(/datum/ai_controller/monkey (/datum/ai_controller/monkey), 0.25)
/datum/bt_node/composite/selec... (/datum/bt_node/composite/selector): tick(/datum/ai_controller/monkey (/datum/ai_controller/monkey), 0.25)
/datum/bt_node/composite/paral... (/datum/bt_node/composite/parallel): tick(/datum/ai_controller/monkey (/datum/ai_controller/monkey), 0.25)
/datum/ai_controller/monkey (/datum/ai_controller/monkey): SelectBehaviors(0.25)
AI Controller Ticker (/datum/controller/subsystem/ai_controllers): fire(0)
AI Controller Ticker (/datum/controller/subsystem/ai_controllers): ignite(0)
Master (/datum/controller/master): RunQueue()
Master (/datum/controller/master): StartProcessing(0) at code/datums/elements/slapcrafting.dm:52