Btrfs snapshotter implementation #2788

Job	Run time
detect	1s
detect	1s
build-toolkit	1m 51s
build-toolkit	1m 51s
build-matrix (green) / build-os	2m 56s
build-matrix (green) / build-os	2m 56s
build-matrix (green) / detect	8s
build-matrix (green) / detect	8s
build-matrix (green) / build-iso	1m 25s
build-matrix (green) / build-iso	1m 25s
build-matrix (green) / build-disk	1m 59s
build-matrix (green) / build-disk	1m 59s
build-matrix (green) / test-installer	15m 0s
build-matrix (green) / test-installer	15m 0s
build-matrix (green) / tests-matrix (test-upgrade)	16m 1s
build-matrix (green) / tests-matrix (test-upgrade)	16m 1s
build-matrix (green) / tests-matrix (test-downgrade)	38m 1s
build-matrix (green) / tests-matrix (test-downgrade)	40m 29s
build-matrix (green) / tests-matrix (test-recovery)	23m 39s
build-matrix (green) / tests-matrix (test-recovery)	41m 30s
build-matrix (green) / tests-matrix (test-fallback)	38m 9s
build-matrix (green) / tests-matrix (test-fallback)	17m 58s
build-matrix (green) / tests-matrix (test-fsck)	15m 45s
build-matrix (green) / tests-matrix (test-fsck)	15m 45s
build-matrix (green) / tests-matrix (test-grubfallback)	14m 20s
build-matrix (green) / tests-matrix (test-grubfallback)	14m 20s
	5h 38m 38s

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