Multiple errors in flaky test maptest_log_mapping

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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:

maptest_log_mapping: build_pipeline_blocking(): /obj/machinery/atmospherics/pipe/smart/simple/scrubbers/visible added to a pipenet while still having one. (pipes leading to the same spot stacking in one turf) around Atmospherics (126,74,2). at code/modules/unit_tests/mapping.dm:20
maptest_log_mapping: build_pipeline_blocking(): /obj/machinery/atmospherics/pipe/smart/simple/scrubbers/visible added to a pipenet while still having one. (pipes leading to the same spot stacking in one turf) around Atmospherics (126,73,2). at code/modules/unit_tests/mapping.dm:20
maptest_log_mapping: build_pipeline_blocking(): /obj/machinery/atmospherics/pipe/smart/simple/scrubbers/visible added to a pipenet while still having one. (pipes leading to the same spot stacking in one turf) around Atmospherics (126,72,2). at code/modules/unit_tests/mapping.dm:20
maptest_log_mapping: build_pipeline_blocking(): /obj/machinery/atmospherics/pipe/smart/simple/scrubbers/visible added to a pipenet while still having one. (pipes leading to the same spot stacking in one turf) around Central Engineering Maintenance (126,71,2). at code/modules/unit_tests/mapping.dm:20
maptest_log_mapping: build_pipeline_blocking(): /obj/machinery/atmospherics/pipe/smart/simple/scrubbers/visible added to a pipenet while still having one. (pipes leading to the same spot stacking in one turf) around Central Engineering Maintenance (127,71,2). at code/modules/unit_tests/mapping.dm:20
maptest_log_mapping: build_pipeline_blocking(): /obj/machinery/atmospherics/pipe/smart/simple/scrubbers/visible added to a pipenet while still having one. (pipes leading to the same spot stacking in one turf) around Central Engineering Maintenance (128,71,2). at code/modules/unit_tests/mapping.dm:20
maptest_log_mapping: build_pipeline_blocking(): /obj/machinery/atmospherics/pipe/smart/simple/scrubbers/visible added to a pipenet while still having one. (pipes leading to the same spot stacking in one turf) around Central Engineering Maintenance (128,70,2). at code/modules/unit_tests/mapping.dm:20
maptest_log_mapping: build_pipeline_blocking(): /obj/machinery/atmospherics/pipe/smart/simple/scrubbers/visible added to a pipenet while still having one. (pipes leading to the same spot stacking in one turf) around Central Engineering Maintenance (128,69,2). at code/modules/unit_tests/mapping.dm:20
maptest_log_mapping: build_pipeline_blocking(): /obj/machinery/atmospherics/pipe/smart/simple/scrubbers/visible added to a pipenet while still having one. (pipes leading to the same spot stacking in one turf) around Central Engineering Maintenance (128,68,2). at code/modules/unit_tests/mapping.dm:20
maptest_log_mapping: build_pipeline_blocking(): /obj/machinery/atmospherics/pipe/smart/simple/scrubbers/visible added to a pipenet while still having one. (pipes leading to the same spot stacking in one turf) around Central Engineering Maintenance (128,67,2). at code/modules/unit_tests/mapping.dm:20