Boot log: beaglebone-black

    1 12:29:44.361731  lava-dispatcher, installed at version: 2023.01
    2 12:29:44.368454  start: 0 validate
    3 12:29:44.373049  Start time: 2023-04-21 12:29:44.372793+00:00 (UTC)
    4 12:29:44.378420  Validating that http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230414.0/armhf/initrd.cpio.gz exists
    5 12:29:44.801002  Validating that http://storage.kernelci.org/cip-gitlab/ci-pavel-linux-test/v5.10.177-cip31-33-gd59f246891e73/arm/multi_v7_defconfig/gcc-10/kernel/zImage exists
    6 12:29:45.000751  Validating that http://storage.kernelci.org/cip-gitlab/ci-pavel-linux-test/v5.10.177-cip31-33-gd59f246891e73/arm/multi_v7_defconfig/gcc-10/dtbs/am335x-boneblack.dtb exists
    7 12:29:45.198766  Validating that http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230414.0/armhf/full.rootfs.tar.xz exists
    8 12:29:45.407447  Validating that http://storage.kernelci.org/cip-gitlab/ci-pavel-linux-test/v5.10.177-cip31-33-gd59f246891e73/arm/multi_v7_defconfig/gcc-10/modules.tar.xz exists
    9 12:29:45.668910  validate duration: 1.30
   11 12:29:45.682060  start: 1 tftp-deploy (timeout 00:10:00) [common]
   12 12:29:45.686747  start: 1.1 download-retry (timeout 00:10:00) [common]
   13 12:29:45.691044  start: 1.1.1 http-download (timeout 00:10:00) [common]
   14 12:29:45.696108  Not decompressing ramdisk as can be used compressed.
   15 12:29:45.700156  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230414.0/armhf/initrd.cpio.gz
   16 12:29:45.703477  saving as /var/lib/lava/dispatcher/tmp/366648/tftp-deploy-ra15xct6/ramdisk/initrd.cpio.gz
   17 12:29:45.706923  total size: 4020188 (3MB)
   18 12:29:46.061954  progress   0% (0MB)
   19 12:29:46.548869  progress   5% (0MB)
   20 12:29:46.605014  progress  10% (0MB)
   21 12:29:46.752147  progress  15% (0MB)
   22 12:29:46.806294  progress  20% (0MB)
   23 12:29:46.893824  progress  25% (0MB)
   24 12:29:46.948016  progress  30% (1MB)
   25 12:29:46.994860  progress  35% (1MB)
   26 12:29:47.058845  progress  40% (1MB)
   27 12:29:47.114986  progress  45% (1MB)
   28 12:29:47.167479  progress  50% (1MB)
   29 12:29:47.221878  progress  55% (2MB)
   30 12:29:47.274837  progress  60% (2MB)
   31 12:29:47.327367  progress  65% (2MB)
   32 12:29:47.379129  progress  70% (2MB)
   33 12:29:47.440265  progress  75% (2MB)
   34 12:29:47.492832  progress  80% (3MB)
   35 12:29:47.545194  progress  85% (3MB)
   36 12:29:47.598870  progress  90% (3MB)
   37 12:29:47.652720  progress  95% (3MB)
   38 12:29:47.706612  progress 100% (3MB)
   39 12:29:47.717300  3MB downloaded in 2.01s (1.91MB/s)
   40 12:29:47.723769  end: 1.1.1 http-download (duration 00:00:02) [common]
   42 12:29:47.736923  end: 1.1 download-retry (duration 00:00:02) [common]
   43 12:29:47.741011  start: 1.2 download-retry (timeout 00:09:58) [common]
   44 12:29:47.745051  start: 1.2.1 http-download (timeout 00:09:58) [common]
   45 12:29:47.750378  downloading http://storage.kernelci.org/cip-gitlab/ci-pavel-linux-test/v5.10.177-cip31-33-gd59f246891e73/arm/multi_v7_defconfig/gcc-10/kernel/zImage
   46 12:29:47.753908  saving as /var/lib/lava/dispatcher/tmp/366648/tftp-deploy-ra15xct6/kernel/zImage
   47 12:29:47.757142  total size: 9691648 (9MB)
   48 12:29:47.760420  No compression specified
   49 12:29:48.054448  progress   0% (0MB)
   50 12:29:48.174197  progress   5% (0MB)
   51 12:29:48.300246  progress  10% (0MB)
   52 12:29:48.437040  progress  15% (1MB)
   53 12:29:48.568449  progress  20% (1MB)
   54 12:29:48.686024  progress  25% (2MB)
   55 12:29:48.812327  progress  30% (2MB)
   56 12:29:48.943135  progress  35% (3MB)
   57 12:29:49.038553  progress  40% (3MB)
   58 12:29:49.124335  progress  45% (4MB)
   59 12:29:49.209216  progress  50% (4MB)
   60 12:29:49.339045  progress  55% (5MB)
   61 12:29:49.468409  progress  60% (5MB)
   62 12:29:49.598498  progress  65% (6MB)
   63 12:29:49.729567  progress  70% (6MB)
   64 12:29:49.850335  progress  75% (6MB)
   65 12:29:49.980120  progress  80% (7MB)
   66 12:29:50.108551  progress  85% (7MB)
   67 12:29:50.237191  progress  90% (8MB)
   68 12:29:50.357616  progress  95% (8MB)
   69 12:29:50.487574  progress 100% (9MB)
   70 12:29:50.498047  9MB downloaded in 2.74s (3.37MB/s)
   71 12:29:50.504385  end: 1.2.1 http-download (duration 00:00:03) [common]
   73 12:29:50.515750  end: 1.2 download-retry (duration 00:00:03) [common]
   74 12:29:50.519800  start: 1.3 download-retry (timeout 00:09:55) [common]
   75 12:29:50.523805  start: 1.3.1 http-download (timeout 00:09:55) [common]
   76 12:29:50.528464  downloading http://storage.kernelci.org/cip-gitlab/ci-pavel-linux-test/v5.10.177-cip31-33-gd59f246891e73/arm/multi_v7_defconfig/gcc-10/dtbs/am335x-boneblack.dtb
   77 12:29:50.530956  saving as /var/lib/lava/dispatcher/tmp/366648/tftp-deploy-ra15xct6/dtb/am335x-boneblack.dtb
   78 12:29:50.533734  total size: 62828 (0MB)
   79 12:29:50.535886  No compression specified
   80 12:29:50.737169  progress  52% (0MB)
   81 12:29:50.752421  progress 100% (0MB)
   82 12:29:50.764949  0MB downloaded in 0.23s (0.26MB/s)
   83 12:29:50.771211  end: 1.3.1 http-download (duration 00:00:00) [common]
   85 12:29:50.783104  end: 1.3 download-retry (duration 00:00:00) [common]
   86 12:29:50.788298  start: 1.4 download-retry (timeout 00:09:55) [common]
   87 12:29:50.792516  start: 1.4.1 http-download (timeout 00:09:55) [common]
   88 12:29:50.797971  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230414.0/armhf/full.rootfs.tar.xz
   89 12:29:50.801555  saving as /var/lib/lava/dispatcher/tmp/366648/tftp-deploy-ra15xct6/nfsrootfs/full.rootfs.tar
   90 12:29:50.804835  total size: 195780508 (186MB)
   91 12:29:50.808154  Using unxz to decompress xz
   92 12:29:51.073690  progress   0% (0MB)
   93 12:30:10.338633  progress   5% (9MB)
   94 12:30:29.273702  progress  10% (18MB)
   95 12:30:50.758048  progress  15% (28MB)
   96 12:31:05.831688  progress  20% (37MB)
   97 12:31:17.445307  progress  25% (46MB)
   98 12:31:40.781512  progress  30% (56MB)
   99 12:32:04.763618  progress  35% (65MB)
  100 12:32:26.158885  progress  40% (74MB)
  101 12:32:46.969108  progress  45% (84MB)
  102 12:33:06.193065  progress  50% (93MB)
  103 12:33:27.373793  progress  55% (102MB)
  104 12:33:51.965869  progress  60% (112MB)
  105 12:33:56.849276  progress  65% (121MB)
  106 12:34:02.749071  progress  70% (130MB)
  107 12:34:06.177382  progress  75% (140MB)
  108 12:34:08.674417  progress  80% (149MB)
  109 12:34:11.524561  progress  85% (158MB)
  110 12:34:15.259489  progress  90% (168MB)
  111 12:34:26.938222  progress  95% (177MB)
  112 12:34:47.505921  progress 100% (186MB)
  113 12:34:47.702986  186MB downloaded in 296.90s (0.63MB/s)
  114 12:34:47.710872  end: 1.4.1 http-download (duration 00:04:57) [common]
  116 12:34:47.720431  end: 1.4 download-retry (duration 00:04:57) [common]
  117 12:34:47.723809  start: 1.5 download-retry (timeout 00:04:58) [common]
  118 12:34:47.727451  start: 1.5.1 http-download (timeout 00:04:58) [common]
  119 12:34:47.732260  downloading http://storage.kernelci.org/cip-gitlab/ci-pavel-linux-test/v5.10.177-cip31-33-gd59f246891e73/arm/multi_v7_defconfig/gcc-10/modules.tar.xz
  120 12:34:47.734747  saving as /var/lib/lava/dispatcher/tmp/366648/tftp-deploy-ra15xct6/modules/modules.tar
  121 12:34:47.737535  total size: 5369108 (5MB)
  122 12:34:47.740823  Using unxz to decompress xz
  123 12:34:47.980950  progress   0% (0MB)
  124 12:34:48.519064  progress   5% (0MB)
  125 12:34:49.158083  progress  10% (0MB)
  126 12:34:49.771563  progress  15% (0MB)
  127 12:34:50.357627  progress  20% (1MB)
  128 12:34:50.953752  progress  25% (1MB)
  129 12:34:51.619166  progress  30% (1MB)
  130 12:34:52.237857  progress  35% (1MB)
  131 12:34:52.839093  progress  40% (2MB)
  132 12:34:53.404641  progress  45% (2MB)
  133 12:34:53.883623  progress  50% (2MB)
  134 12:34:54.410230  progress  55% (2MB)
  135 12:34:54.883315  progress  60% (3MB)
  136 12:34:55.343869  progress  65% (3MB)
  137 12:34:55.848047  progress  70% (3MB)
  138 12:34:56.316129  progress  75% (3MB)
  139 12:34:56.905309  progress  80% (4MB)
  140 12:34:57.421551  progress  85% (4MB)
  141 12:34:58.013597  progress  90% (4MB)
  142 12:34:58.623002  progress  95% (4MB)
  143 12:34:59.130630  progress 100% (5MB)
  144 12:34:59.315591  5MB downloaded in 11.58s (0.44MB/s)
  145 12:34:59.323725  end: 1.5.1 http-download (duration 00:00:12) [common]
  147 12:34:59.333598  end: 1.5 download-retry (duration 00:00:12) [common]
  148 12:34:59.337623  start: 1.6 prepare-tftp-overlay (timeout 00:04:46) [common]
  149 12:34:59.341227  start: 1.6.1 extract-nfsrootfs (timeout 00:04:46) [common]
  150 12:36:50.868670  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/366648/extract-nfsrootfs-a4u9lnws
  151 12:36:50.873381  end: 1.6.1 extract-nfsrootfs (duration 00:01:52) [common]
  152 12:36:50.877179  start: 1.6.2 lava-overlay (timeout 00:02:55) [common]
  153 12:36:50.882703  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt
  154 12:36:50.888125  makedir: /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin
  155 12:36:50.891733  makedir: /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/tests
  156 12:36:50.896093  makedir: /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/results
  157 12:36:50.899397  Creating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin/lava-add-keys
  158 12:36:50.904857  Creating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin/lava-add-sources
  159 12:36:50.909450  Creating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin/lava-background-process-start
  160 12:36:50.914618  Creating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin/lava-background-process-stop
  161 12:36:50.920161  Creating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin/lava-common-functions
  162 12:36:50.925757  Creating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin/lava-echo-ipv4
  163 12:36:50.930676  Creating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin/lava-install-packages
  164 12:36:50.936099  Creating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin/lava-installed-packages
  165 12:36:50.941610  Creating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin/lava-os-build
  166 12:36:50.946895  Creating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin/lava-probe-channel
  167 12:36:50.952494  Creating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin/lava-probe-ip
  168 12:36:50.957788  Creating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin/lava-target-ip
  169 12:36:50.962586  Creating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin/lava-target-mac
  170 12:36:50.967885  Creating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin/lava-target-storage
  171 12:36:50.973562  Creating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin/lava-test-case
  172 12:36:50.978856  Creating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin/lava-test-event
  173 12:36:50.984242  Creating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin/lava-test-feedback
  174 12:36:50.989498  Creating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin/lava-test-raise
  175 12:36:50.994717  Creating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin/lava-test-reference
  176 12:36:51.000178  Creating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin/lava-test-runner
  177 12:36:51.005232  Creating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin/lava-test-set
  178 12:36:51.009642  Creating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin/lava-test-shell
  179 12:36:51.014686  Updating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin/lava-add-keys (debian)
  180 12:36:51.100430  Updating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin/lava-add-sources (debian)
  181 12:36:51.112307  Updating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin/lava-install-packages (debian)
  182 12:36:51.121797  Updating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin/lava-installed-packages (debian)
  183 12:36:51.127281  Updating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/bin/lava-os-build (debian)
  184 12:36:51.132956  Creating /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/environment
  185 12:36:51.136928  LAVA metadata
  186 12:36:51.140219  - LAVA_JOB_ID=366648
  187 12:36:51.143253  - LAVA_DISPATCHER_IP=192.168.56.123
  188 12:36:51.148125  start: 1.6.2.1 ssh-authorize (timeout 00:02:55) [common]
  189 12:36:51.156437  end: 1.6.2.1 ssh-authorize (duration 00:00:00) [common]
  190 12:36:51.159733  start: 1.6.2.2 lava-vland-overlay (timeout 00:02:55) [common]
  191 12:36:51.162260  skipped lava-vland-overlay
  192 12:36:51.165683  end: 1.6.2.2 lava-vland-overlay (duration 00:00:00) [common]
  193 12:36:51.168936  start: 1.6.2.3 lava-multinode-overlay (timeout 00:02:55) [common]
  194 12:36:51.171504  skipped lava-multinode-overlay
  195 12:36:51.174879  end: 1.6.2.3 lava-multinode-overlay (duration 00:00:00) [common]
  196 12:36:51.178212  start: 1.6.2.4 test-definition (timeout 00:02:55) [common]
  197 12:36:51.181500  Loading test definitions
  198 12:36:51.185261  start: 1.6.2.4.1 inline-repo-action (timeout 00:02:54) [common]
  199 12:36:51.188505  Using /lava-366648 at stage 0
  200 12:36:51.198496  uuid=366648_1.6.2.4.1 testdef=None
  201 12:36:51.201920  end: 1.6.2.4.1 inline-repo-action (duration 00:00:00) [common]
  202 12:36:51.205761  start: 1.6.2.4.2 test-overlay (timeout 00:02:54) [common]
  203 12:36:51.224043  end: 1.6.2.4.2 test-overlay (duration 00:00:00) [common]
  205 12:36:51.233744  start: 1.6.2.4.3 test-install-overlay (timeout 00:02:54) [common]
  206 12:36:51.267511  end: 1.6.2.4.3 test-install-overlay (duration 00:00:00) [common]
  208 12:36:51.278094  start: 1.6.2.4.4 test-runscript-overlay (timeout 00:02:54) [common]
  209 12:36:51.444821  runner path: /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/0/tests/0_timesync-off test_uuid 366648_1.6.2.4.1
  210 12:36:51.458399  end: 1.6.2.4.4 test-runscript-overlay (duration 00:00:00) [common]
  212 12:36:51.472777  start: 1.6.2.4.5 git-repo-action (timeout 00:02:54) [common]
  213 12:36:51.477499  Using /lava-366648 at stage 0
  214 12:36:51.484390  Fetching tests from https://github.com/kernelci/test-definitions.git
  215 12:36:51.489246  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/0/tests/1_kselftest-mincore'
  216 12:37:25.040585  Running '/usr/bin/git checkout kernelci.org
  217 12:37:26.855766  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/0/tests/1_kselftest-mincore/automated/linux/kselftest/kselftest.yaml
  218 12:37:26.882238  uuid=366648_1.6.2.4.5 testdef=None
  219 12:37:26.888546  end: 1.6.2.4.5 git-repo-action (duration 00:00:35) [common]
  221 12:37:26.900862  start: 1.6.2.4.6 test-overlay (timeout 00:02:19) [common]
  222 12:37:26.940491  end: 1.6.2.4.6 test-overlay (duration 00:00:00) [common]
  224 12:37:26.952683  start: 1.6.2.4.7 test-install-overlay (timeout 00:02:19) [common]
  225 12:37:27.000993  end: 1.6.2.4.7 test-install-overlay (duration 00:00:00) [common]
  227 12:37:27.010721  start: 1.6.2.4.8 test-runscript-overlay (timeout 00:02:19) [common]
  228 12:37:27.096652  runner path: /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/0/tests/1_kselftest-mincore test_uuid 366648_1.6.2.4.5
  229 12:37:27.100127  BOARD='beaglebone-black'
  230 12:37:27.102489  BRANCH='cip-gitlab'
  231 12:37:27.104725  SKIPFILE='/dev/null'
  232 12:37:27.106867  SKIP_INSTALL='True'
  233 12:37:27.109105  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-pavel-linux-test/v5.10.177-cip31-33-gd59f246891e73/arm/multi_v7_defconfig/gcc-10/kselftest.tar.xz'
  234 12:37:27.111206  TST_CASENAME=''
  235 12:37:27.113403  TST_CMDFILES='mincore'
  236 12:37:27.118506  end: 1.6.2.4.8 test-runscript-overlay (duration 00:00:00) [common]
  238 12:37:27.126073  Creating lava-test-runner.conf files
  239 12:37:27.128518  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/366648/lava-overlay-3ceyvzlt/lava-366648/0 for stage 0
  240 12:37:27.131693  - 0_timesync-off
  241 12:37:27.134228  - 1_kselftest-mincore
  242 12:37:27.137662  end: 1.6.2.4 test-definition (duration 00:00:36) [common]
  243 12:37:27.140756  start: 1.6.2.5 compress-overlay (timeout 00:02:19) [common]
  245 12:39:46.190019  end: 1.6.2.5 compress-overlay (duration 00:02:19) [common]
  248 12:39:46.203558  end: 1.6.2 lava-overlay (duration 00:02:55) [common]
  251 12:39:46.217523  end: 1.6 prepare-tftp-overlay (duration 00:04:47) [common]
  254 12:39:46.228933  end: 1 tftp-deploy (duration 00:10:01) [common]
  256 12:39:46.237162  Cleaning after the job
  257 12:39:46.239785  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/366648/tftp-deploy-ra15xct6/ramdisk
  258 12:39:46.255403  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/366648/tftp-deploy-ra15xct6/kernel
  259 12:39:46.295215  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/366648/tftp-deploy-ra15xct6/dtb
  260 12:39:46.302064  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/366648/tftp-deploy-ra15xct6/nfsrootfs
  261 12:39:48.255673  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/366648/tftp-deploy-ra15xct6/modules
  262 12:39:48.434923  start: 4.1 power-off (timeout 00:00:30) [common]
  263 12:39:48.444725  Calling: 'nice' 'curl' 'http://conserv3.mayfield.sirena.org.uk:16421/power/control/off?hostname=cambrionix&port=beaglebone-black-04'
  264 12:39:55.641450  >> OK - accepted request

  265 12:39:55.657676  Returned 0 in 7 seconds
  266 12:39:55.765451  end: 4.1 power-off (duration 00:00:07) [common]
  268 12:39:55.777170  start: 4.2 read-feedback (timeout 00:09:53) [common]
  269 12:39:55.780920  No connection for namespace common
  270 12:39:55.785694  end: 4.2 read-feedback (duration 00:00:00) [common]
  271 12:39:55.789319  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/366648
  272 12:40:11.993123  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/366648
  273 12:40:11.998658  JobError: Your job cannot terminate cleanly.