I realized I've never came back to this bug. The Canonical folks fixed it a while ago 😃 Like I said in [1], our most recent push looks great[2]:
``` 2019-09-03 08:58:19,518 - snapcraft.internal.deltas._xdelta3 - DEBUG - xdelta3 delta diff generation: VCDIFF version: 0 VCDIFF header size: 117 VCDIFF header indicator: VCD_SECONDARY VCD_APPHEADER VCDIFF secondary compressor: lzma VCDIFF application header: target.snap//c553f2f91fffe9cd02110d31620942db7babee02bac5d73dbb303f55cd43b02fa30becd888d4e5887c3949177bfa45ca/ XDELTA filename (output): target.snap XDELTA filename (source): c553f2f91fffe9cd02110d31620942db7babee02bac5d73dbb303f55cd43b02fa30becd888d4e5887c3949177bfa45ca VCDIFF window number: 0 VCDIFF window indicator: VCD_SOURCE VCD_ADLER32 VCDIFF adler32 checksum: B13BFA3D VCDIFF delta indicator: VCD_DATACOMP VCD_INSTCOMP VCD_ADDRCOMP VCDIFF copy window length: 66951984 VCDIFF copy window offset: 0 VCDIFF delta encoding length: 7431080 VCDIFF target window length: 8388608 VCDIFF data section length: 7427894 VCDIFF inst section length: 1794 VCDIFF addr section length: 1375
2019-09-03 08:58:27,988 - snapcraft._store - INFO - Pushing delta /builds/scriptworker/work/cot/M3vBcSoISlKtTAOitQ9tmQ/public/build/target.snap.xdelta3. Pushing target.snap.xdelta3 [ ] 0% Pushing target.snap.xdelta3 [ ] 1% Pushing target.snap.xdelta3 [ ] 2% Pushing target.snap.xdelta3 [= ] 3% Pushing target.snap.xdelta3 [= ] 4% Pushing target.snap.xdelta3 [== ] 5% Pushing target.snap.xdelta3 [== ] 6% Pushing target.snap.xdelta3 [=== ] 7% Pushing target.snap.xdelta3 [=== ] 8% Pushing target.snap.xdelta3 [=== ] 9% Pushing target.snap.xdelta3 [==== ] 10% Pushing target.snap.xdelta3 [==== ] 11% Pushing target.snap.xdelta3 [===== ] 12% Pushing target.snap.xdelta3 [===== ] 13% Pushing target.snap.xdelta3 [====== ] 14% Pushing target.snap.xdelta3 [====== ] 15% Pushing target.snap.xdelta3 [======= ] 16% Pushing target.snap.xdelta3 [======= ] 17% Pushing target.snap.xdelta3 [======= ] 18% Pushing target.snap.xdelta3 [======== ] 19% Pushing target.snap.xdelta3 [======== ] 20% Pushing target.snap.xdelta3 [========= ] 21% Pushing target.snap.xdelta3 [========= ] 22% Pushing target.snap.xdelta3 [========== ] 23% Pushing target.snap.xdelta3 [========== ] 24% Pushing target.snap.xdelta3 [=========== ] 25% Pushing target.snap.xdelta3 [=========== ] 26% Pushing target.snap.xdelta3 [=========== ] 27% Pushing target.snap.xdelta3 [============ ] 28% Pushing target.snap.xdelta3 [============ ] 29% Pushing target.snap.xdelta3 [============= ] 30% Pushing target.snap.xdelta3 [============= ] 31% Pushing target.snap.xdelta3 [============== ] 32% Pushing target.snap.xdelta3 [============== ] 33% Pushing target.snap.xdelta3 [=============== ] 34% Pushing target.snap.xdelta3 [=============== ] 35% Pushing target.snap.xdelta3 [=============== ] 36% Pushing target.snap.xdelta3 [================ ] 37% Pushing target.snap.xdelta3 [================ ] 38% Pushing target.snap.xdelta3 [================= ] 39% Pushing target.snap.xdelta3 [================= ] 40% Pushing target.snap.xdelta3 [================== ] 41% Pushing target.snap.xdelta3 [================== ] 42% Pushing target.snap.xdelta3 [=================== ] 43% Pushing target.snap.xdelta3 [=================== ] 44% Pushing target.snap.xdelta3 [=================== ] 45% Pushing target.snap.xdelta3 [==================== ] 46% Pushing target.snap.xdelta3 [==================== ] 47% Pushing target.snap.xdelta3 [===================== ] 48% Pushing target.snap.xdelta3 [===================== ] 49% Pushing target.snap.xdelta3 [====================== ] 50% Pushing target.snap.xdelta3 [====================== ] 51% Pushing target.snap.xdelta3 [====================== ] 52% Pushing target.snap.xdelta3 [======================= ] 53% Pushing target.snap.xdelta3 [======================= ] 54% Pushing target.snap.xdelta3 [======================== ] 55% Pushing target.snap.xdelta3 [======================== ] 56% Pushing target.snap.xdelta3 [========================= ] 57% Pushing target.snap.xdelta3 [========================= ] 58% Pushing target.snap.xdelta3 [========================== ] 59% Pushing target.snap.xdelta3 [========================== ] 60% Pushing target.snap.xdelta3 [========================== ] 61% Pushing target.snap.xdelta3 [=========================== ] 62% Pushing target.snap.xdelta3 [=========================== ] 63% Pushing target.snap.xdelta3 [============================ ] 64% Pushing target.snap.xdelta3 [============================ ] 65% Pushing target.snap.xdelta3 [============================= ] 66% Pushing target.snap.xdelta3 [============================= ] 67% Pushing target.snap.xdelta3 [============================== ] 68% Pushing target.snap.xdelta3 [============================== ] 69% Pushing target.snap.xdelta3 [============================== ] 70% Pushing target.snap.xdelta3 [=============================== ] 71% Pushing target.snap.xdelta3 [=============================== ] 72% Pushing target.snap.xdelta3 [================================ ] 73% Pushing target.snap.xdelta3 [================================ ] 74% Pushing target.snap.xdelta3 [================================= ] 75% Pushing target.snap.xdelta3 [================================= ] 76% Pushing target.snap.xdelta3 [================================== ] 77% Pushing target.snap.xdelta3 [================================== ] 78% Pushing target.snap.xdelta3 [================================== ] 79% Pushing target.snap.xdelta3 [=================================== ] 80% Pushing target.snap.xdelta3 [=================================== ] 81% Pushing target.snap.xdelta3 [==================================== ] 82% Pushing target.snap.xdelta3 [==================================== ] 83% Pushing target.snap.xdelta3 [===================================== ] 84% Pushing target.snap.xdelta3 [===================================== ] 85% Pushing target.snap.xdelta3 [====================================== ] 86% Pushing target.snap.xdelta3 [====================================== ] 87% Pushing target.snap.xdelta3 [====================================== ] 88% Pushing target.snap.xdelta3 [======================================= ] 89% Pushing target.snap.xdelta3 [======================================= ] 90% Pushing target.snap.xdelta3 [======================================== ] 91% Pushing target.snap.xdelta3 [======================================== ] 92% Pushing target.snap.xdelta3 [========================================= ] 93% Pushing target.snap.xdelta3 [========================================= ] 94% Pushing target.snap.xdelta3 [========================================== ] 95% Pushing target.snap.xdelta3 [========================================== ] 96% Pushing target.snap.xdelta3 [========================================== ] 97% Pushing target.snap.xdelta3 [=========================================== ] 98% Pushing target.snap.xdelta3 [=========================================== ] 99% Pushing target.snap.xdelta3 [============================================] 100% Ready to release! ```
[1] https://bugs.launchpad.net/snapstore/+bug/1793752/comments/8 [2] https://taskcluster-artifacts.net/e554EXG2RFiR7fljZfOsHA/0/public/logs/live_backing.log
I realized I've never came back to this bug. The Canonical folks fixed it a while ago 😃 Like I said in [1], our most recent push looks great[2]:
``` internal. deltas. _xdelta3 - DEBUG - xdelta3 delta diff generation: snap//c553f2f91 fffe9cd02110d31 620942db7babee0 2bac5d73dbb303f 55cd43b02fa30be cd888d4e5887c39 49177bfa45ca/ d02110d31620942 db7babee02bac5d 73dbb303f55cd43 b02fa30becd888d 4e5887c3949177b fa45ca
2019-09-03 08:58:19,518 - snapcraft.
VCDIFF version: 0
VCDIFF header size: 117
VCDIFF header indicator: VCD_SECONDARY VCD_APPHEADER
VCDIFF secondary compressor: lzma
VCDIFF application header: target.
XDELTA filename (output): target.snap
XDELTA filename (source): c553f2f91fffe9c
VCDIFF window number: 0
VCDIFF window indicator: VCD_SOURCE VCD_ADLER32
VCDIFF adler32 checksum: B13BFA3D
VCDIFF delta indicator: VCD_DATACOMP VCD_INSTCOMP VCD_ADDRCOMP
VCDIFF copy window length: 66951984
VCDIFF copy window offset: 0
VCDIFF delta encoding length: 7431080
VCDIFF target window length: 8388608
VCDIFF data section length: 7427894
VCDIFF inst section length: 1794
VCDIFF addr section length: 1375
2019-09-03 08:58:27,988 - snapcraft._store - INFO - Pushing delta /builds/ scriptworker/ work/cot/ M3vBcSoISlKtTAO itQ9tmQ/ public/ build/target. snap.xdelta3. ======= ====== ] 43% ======= ====== ] 44% ======= ====== ] 45% ======= ======= ] 46% ======= ======= ] 47% ======= ======= = ] 48% ======= ======= = ] 49% ======= ======= == ] 50% ======= ======= == ] 51% ======= ======= == ] 52% ======= ======= === ] 53% ======= ======= === ] 54% ======= ======= ==== ] 55% ======= ======= ==== ] 56% ======= ======= ===== ] 57% ======= ======= ===== ] 58% ======= ======= ====== ] 59% ======= ======= ====== ] 60% ======= ======= ====== ] 61% ======= ======= ======= ] 62% ======= ======= ======= ] 63% ======= ======= ======= = ] 64% ======= ======= ======= = ] 65% ======= ======= ======= == ] 66% ======= ======= ======= == ] 67% ======= ======= ======= === ] 68% ======= ======= ======= === ] 69% ======= ======= ======= === ] 70% ======= ======= ======= ==== ] 71% ======= ======= ======= ==== ] 72% ======= ======= ======= ===== ] 73% ======= ======= ======= ===== ] 74% ======= ======= ======= ====== ] 75% ======= ======= ======= ====== ] 76% ======= ======= ======= ======= ] 77% ======= ======= ======= ======= ] 78% ======= ======= ======= ======= ] 79% ======= ======= ======= ======= = ] 80% ======= ======= ======= ======= = ] 81% ======= ======= ======= ======= == ] 82% ======= ======= ======= ======= == ] 83% ======= ======= ======= ======= === ] 84% ======= ======= ======= ======= === ] 85% ======= ======= ======= ======= ==== ] 86% ======= ======= ======= ======= ==== ] 87% ======= ======= ======= ======= ==== ] 88% ======= ======= ======= ======= ===== ] 89% ======= ======= ======= ======= ===== ] 90% ======= ======= ======= ======= ====== ] 91% ======= ======= ======= ======= ====== ] 92% ======= ======= ======= ======= ======= ] 93% ======= ======= ======= ======= ======= ] 94% ======= ======= ======= ======= ======= = ] 95% ======= ======= ======= ======= ======= = ] 96% ======= ======= ======= ======= ======= = ] 97% ======= ======= ======= ======= ======= == ] 98% ======= ======= ======= ======= ======= == ] 99% ======= ======= ======= ======= ======= ===] 100%
Pushing target.snap.xdelta3 [ ] 0%
Pushing target.snap.xdelta3 [ ] 1%
Pushing target.snap.xdelta3 [ ] 2%
Pushing target.snap.xdelta3 [= ] 3%
Pushing target.snap.xdelta3 [= ] 4%
Pushing target.snap.xdelta3 [== ] 5%
Pushing target.snap.xdelta3 [== ] 6%
Pushing target.snap.xdelta3 [=== ] 7%
Pushing target.snap.xdelta3 [=== ] 8%
Pushing target.snap.xdelta3 [=== ] 9%
Pushing target.snap.xdelta3 [==== ] 10%
Pushing target.snap.xdelta3 [==== ] 11%
Pushing target.snap.xdelta3 [===== ] 12%
Pushing target.snap.xdelta3 [===== ] 13%
Pushing target.snap.xdelta3 [====== ] 14%
Pushing target.snap.xdelta3 [====== ] 15%
Pushing target.snap.xdelta3 [======= ] 16%
Pushing target.snap.xdelta3 [======= ] 17%
Pushing target.snap.xdelta3 [======= ] 18%
Pushing target.snap.xdelta3 [======== ] 19%
Pushing target.snap.xdelta3 [======== ] 20%
Pushing target.snap.xdelta3 [========= ] 21%
Pushing target.snap.xdelta3 [========= ] 22%
Pushing target.snap.xdelta3 [========== ] 23%
Pushing target.snap.xdelta3 [========== ] 24%
Pushing target.snap.xdelta3 [=========== ] 25%
Pushing target.snap.xdelta3 [=========== ] 26%
Pushing target.snap.xdelta3 [=========== ] 27%
Pushing target.snap.xdelta3 [============ ] 28%
Pushing target.snap.xdelta3 [============ ] 29%
Pushing target.snap.xdelta3 [============= ] 30%
Pushing target.snap.xdelta3 [============= ] 31%
Pushing target.snap.xdelta3 [============== ] 32%
Pushing target.snap.xdelta3 [============== ] 33%
Pushing target.snap.xdelta3 [=============== ] 34%
Pushing target.snap.xdelta3 [=============== ] 35%
Pushing target.snap.xdelta3 [=============== ] 36%
Pushing target.snap.xdelta3 [================ ] 37%
Pushing target.snap.xdelta3 [================ ] 38%
Pushing target.snap.xdelta3 [================= ] 39%
Pushing target.snap.xdelta3 [================= ] 40%
Pushing target.snap.xdelta3 [================== ] 41%
Pushing target.snap.xdelta3 [================== ] 42%
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Pushing target.snap.xdelta3 [======
Ready to release!
```
[1] https:/ /bugs.launchpad .net/snapstore/ +bug/1793752/ comments/ 8 /taskcluster- artifacts. net/e554EXG2RFi R7fljZfOsHA/ 0/public/ logs/live_ backing. log
[2] https:/