improve docker volume clean up

[medyagh]

first delete container
then delete volume
then prune abandoned volumes that minikube created

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: medyagh

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• OWNERS [medyagh]

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[medyagh]

/ok-to-test

[minikube-pr-bot]

Error: running mkcmp: exit status 1

[minikube-pr-bot]

All Times minikube: [ 96.789690 92.736590 93.466718]
All Times Minikube (PR 6695): [ 94.641803 93.025577 92.068772]

Average minikube: 94.331000
Average Minikube (PR 6695): 93.245384

Averages Time Per Log

+----------------------+-----------+--------------------+
|         LOG          | MINIKUBE  | MINIKUBE (PR 6695) |
+----------------------+-----------+--------------------+
| minikube v           |  0.199421 |           0.198625 |
| Creating kvm2        | 21.179756 |          19.978021 |
| Preparing Kubernetes | 49.915507 |          50.388854 |
| Pulling images       |           |                    |
| Launching Kubernetes | 20.462942 |          20.638203 |
| Waiting for cluster  |  0.560501 |           0.068607 |
+----------------------+-----------+--------------------+

[priyawadhwa]

LGTM, just a couple nits

[minikube-pr-bot]

All Times minikube: [ 98.840054 90.664573 94.225274]
All Times Minikube (PR 6695): [ 91.992647 94.071145 93.499135]

Average minikube: 94.576634
Average Minikube (PR 6695): 93.187642

Averages Time Per Log

+----------------------+-----------+--------------------+
|         LOG          | MINIKUBE  | MINIKUBE (PR 6695) |
+----------------------+-----------+--------------------+
| minikube v           |  0.197131 |           0.198264 |
| Creating kvm2        | 21.160072 |          20.303175 |
| Preparing Kubernetes | 50.929265 |          50.048219 |
| Pulling images       |           |                    |
| Launching Kubernetes | 20.300951 |          20.589748 |
| Waiting for cluster  |  0.063914 |           0.397301 |
+----------------------+-----------+--------------------+

[TravisBuddy]

Travis tests have failed

Hey @medyagh,
Please read the following log in order to understand the failure reason.
It'll be awesome if you fix what's wrong and commit the changes.

TravisBuddy Request Identifier: b84a48a0-5370-11ea-8998-0567e48e04b6

[minikube-pr-bot]

All Times minikube: [ 91.572899 93.861664 92.302970]
All Times Minikube (PR 6695): [ 93.303984 92.329073 91.883778]

Average minikube: 92.579178
Average Minikube (PR 6695): 92.505612

Averages Time Per Log

+----------------------+-----------+--------------------+
|         LOG          | MINIKUBE  | MINIKUBE (PR 6695) |
+----------------------+-----------+--------------------+
| minikube v           |  0.195340 |           0.197381 |
| Creating kvm2        | 19.693408 |          19.863777 |
| Preparing Kubernetes | 49.839513 |          49.039098 |
| Pulling images       |           |                    |
| Launching Kubernetes | 21.100833 |          21.130490 |
| Waiting for cluster  |  0.228811 |           0.228020 |
+----------------------+-----------+--------------------+

[minikube-pr-bot]

All Times minikube: [ 91.608083 92.092637 94.352951]
All Times Minikube (PR 6695): [ 91.848247 91.460899 91.985382]

Average minikube: 92.684557
Average Minikube (PR 6695): 91.764843

Averages Time Per Log

+----------------------+-----------+--------------------+
|         LOG          | MINIKUBE  | MINIKUBE (PR 6695) |
+----------------------+-----------+--------------------+
| minikube v           |  0.202883 |           0.197857 |
| Creating kvm2        | 20.146727 |          19.893227 |
| Preparing Kubernetes | 48.976791 |          49.298645 |
| Pulling images       |           |                    |
| Launching Kubernetes | 21.211878 |          20.645903 |
| Waiting for cluster  |  0.378398 |           0.063501 |
+----------------------+-----------+--------------------+

[minikube-pr-bot]

All Times minikube: [ 95.351499 91.766440 93.939991]
All Times Minikube (PR 6695): [ 93.801070 92.086350 90.920582]

Average minikube: 93.685977
Average Minikube (PR 6695): 92.269334

Averages Time Per Log

+----------------------+-----------+--------------------+
|         LOG          | MINIKUBE  | MINIKUBE (PR 6695) |
+----------------------+-----------+--------------------+
| minikube v           |  0.200012 |           0.198814 |
| Creating kvm2        | 20.384436 |          19.951999 |
| Preparing Kubernetes | 50.534373 |          49.784695 |
| Pulling images       |           |                    |
| Launching Kubernetes | 20.553722 |          20.555543 |
| Waiting for cluster  |  0.060502 |           0.054936 |
+----------------------+-----------+--------------------+

[minikube-pr-bot]

All Times minikube: [ 102.370018 91.166727 92.681679]
All Times Minikube (PR 6695): [ 94.024865 95.279887 94.998757]

Average minikube: 95.406141
Average Minikube (PR 6695): 94.767836

Averages Time Per Log

+----------------------+-----------+--------------------+
|         LOG          | MINIKUBE  | MINIKUBE (PR 6695) |
+----------------------+-----------+--------------------+
| minikube v           |  0.212717 |           0.203726 |
| Creating kvm2        | 20.304148 |          19.896046 |
| Preparing Kubernetes | 51.995237 |          50.386275 |
| Pulling images       |           |                    |
| Launching Kubernetes | 20.249342 |          20.941609 |
| Waiting for cluster  |  0.054339 |           0.216368 |
+----------------------+-----------+--------------------+