Boot log: sun50i-a64-pine64-plus

    1 19:00:07.639087  lava-dispatcher, installed at version: 2022.03
    2 19:00:07.640792  start: 0 validate
    3 19:00:07.642341  Start time: 2022-08-17 19:00:07.642246+00:00 (UTC)
    4 19:00:07.644065  Validating that http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20220812.0/arm64/initrd.cpio.gz exists
    5 19:00:07.673523  Validating that http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.131-cip13-84-g3b53e4dbd9f41/arm64/defconfig+kselftest/gcc-10/kernel/Image exists
    6 19:00:08.028401  Validating that http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.131-cip13-84-g3b53e4dbd9f41/arm64/defconfig+kselftest/gcc-10/dtbs/allwinner/sun50i-a64-pine64-plus.dtb exists
    7 19:00:08.044992  Validating that http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20220812.0/arm64/full.rootfs.tar.xz exists
    8 19:00:08.058277  Validating that http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.131-cip13-84-g3b53e4dbd9f41/arm64/defconfig+kselftest/gcc-10/modules.tar.xz exists
    9 19:00:08.108609  validate duration: 0.47
   11 19:00:08.111822  start: 1 tftp-deploy (timeout 00:10:00) [common]
   12 19:00:08.113372  start: 1.1 download-retry (timeout 00:10:00) [common]
   13 19:00:08.114813  start: 1.1.1 http-download (timeout 00:10:00) [common]
   14 19:00:08.116486  Not decompressing ramdisk as can be used compressed.
   15 19:00:08.117914  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20220812.0/arm64/initrd.cpio.gz
   16 19:00:08.119030  saving as /var/lib/lava/dispatcher/tmp/2386749/tftp-deploy-dhwzp303/ramdisk/initrd.cpio.gz
   17 19:00:08.120221  total size: 4660939 (4MB)
   18 19:00:08.136402  progress   0% (0MB)
   19 19:00:12.468374  progress   5% (0MB)
   20 19:00:16.348293  progress  10% (0MB)
   21 19:00:19.204217  progress  15% (0MB)
   22 19:00:20.632115  progress  20% (0MB)
   23 19:00:21.456739  progress  25% (1MB)
   24 19:00:22.480157  progress  30% (1MB)
   25 19:00:23.264294  progress  35% (1MB)
   26 19:00:23.411915  progress  40% (1MB)
   27 19:00:23.771060  progress  45% (2MB)
   28 19:00:24.325851  progress  50% (2MB)
   29 19:00:24.353312  progress  55% (2MB)
   30 19:00:24.490975  progress  60% (2MB)
   31 19:00:24.613194  progress  65% (2MB)
   32 19:00:24.752202  progress  70% (3MB)
   33 19:00:24.899074  progress  75% (3MB)
   34 19:00:25.053644  progress  80% (3MB)
   35 19:00:25.248212  progress  85% (3MB)
   36 19:00:25.361302  progress  90% (4MB)
   37 19:00:25.475746  progress  95% (4MB)
   38 19:00:25.610413  progress 100% (4MB)
   39 19:00:25.612690  4MB downloaded in 17.49s (0.25MB/s)
   40 19:00:25.614481  end: 1.1.1 http-download (duration 00:00:17) [common]
   42 19:00:25.617757  end: 1.1 download-retry (duration 00:00:18) [common]
   43 19:00:25.619037  start: 1.2 download-retry (timeout 00:09:42) [common]
   44 19:00:25.620444  start: 1.2.1 http-download (timeout 00:09:42) [common]
   45 19:00:25.622171  downloading http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.131-cip13-84-g3b53e4dbd9f41/arm64/defconfig+kselftest/gcc-10/kernel/Image
   46 19:00:25.623207  saving as /var/lib/lava/dispatcher/tmp/2386749/tftp-deploy-dhwzp303/kernel/Image
   47 19:00:25.624294  total size: 44032512 (41MB)
   48 19:00:25.625298  No compression specified
   49 19:00:25.801790  progress   0% (0MB)
   50 19:00:27.910226  progress   5% (2MB)
   51 19:00:31.837627  progress  10% (4MB)
   52 19:00:33.924794  progress  15% (6MB)
   53 19:00:34.797357  progress  20% (8MB)
   54 19:00:35.177153  progress  25% (10MB)
   55 19:00:35.480106  progress  30% (12MB)
   56 19:00:35.666484  progress  35% (14MB)
   57 19:00:35.854404  progress  40% (16MB)
   58 19:00:36.066058  progress  45% (18MB)
   59 19:00:36.314632  progress  50% (21MB)
   60 19:00:36.969630  progress  55% (23MB)
   61 19:00:37.395001  progress  60% (25MB)
   62 19:00:38.868067  progress  65% (27MB)
   63 19:00:39.687793  progress  70% (29MB)
   64 19:00:40.060141  progress  75% (31MB)
   65 19:00:40.243205  progress  80% (33MB)
   66 19:00:40.782046  progress  85% (35MB)
   67 19:00:41.043146  progress  90% (37MB)
   68 19:00:41.208594  progress  95% (39MB)
   69 19:00:41.359469  progress 100% (41MB)
   70 19:00:41.362105  41MB downloaded in 15.74s (2.67MB/s)
   71 19:00:41.364572  end: 1.2.1 http-download (duration 00:00:16) [common]
   73 19:00:41.368592  end: 1.2 download-retry (duration 00:00:16) [common]
   74 19:00:41.369945  start: 1.3 download-retry (timeout 00:09:27) [common]
   75 19:00:41.371298  start: 1.3.1 http-download (timeout 00:09:27) [common]
   76 19:00:41.373137  downloading http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.131-cip13-84-g3b53e4dbd9f41/arm64/defconfig+kselftest/gcc-10/dtbs/allwinner/sun50i-a64-pine64-plus.dtb
   77 19:00:41.374228  saving as /var/lib/lava/dispatcher/tmp/2386749/tftp-deploy-dhwzp303/dtb/sun50i-a64-pine64-plus.dtb
   78 19:00:41.375305  total size: 27593 (0MB)
   79 19:00:41.376450  No compression specified
   80 19:00:41.393597  progress 100% (0MB)
   81 19:00:41.396600  0MB downloaded in 0.02s (1.24MB/s)
   82 19:00:41.398715  end: 1.3.1 http-download (duration 00:00:00) [common]
   84 19:00:41.401996  end: 1.3 download-retry (duration 00:00:00) [common]
   85 19:00:41.403372  start: 1.4 download-retry (timeout 00:09:27) [common]
   86 19:00:41.404805  start: 1.4.1 http-download (timeout 00:09:27) [common]
   87 19:00:41.406570  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20220812.0/arm64/full.rootfs.tar.xz
   88 19:00:41.407711  saving as /var/lib/lava/dispatcher/tmp/2386749/tftp-deploy-dhwzp303/nfsrootfs/full.rootfs.tar
   89 19:00:41.408783  total size: 200697652 (191MB)
   90 19:00:41.409819  Using unxz to decompress xz
   91 19:00:41.445881  progress   0% (0MB)
   92 19:00:54.592107  progress   5% (9MB)
   93 19:01:04.909653  progress  10% (19MB)
   94 19:01:25.520227  progress  15% (28MB)
   95 19:01:40.246134  progress  20% (38MB)
   96 19:01:45.592869  progress  25% (47MB)
   97 19:01:56.033743  progress  30% (57MB)
   98 19:02:16.198280  progress  35% (67MB)
   99 19:02:25.092232  progress  40% (76MB)
  100 19:02:30.375057  progress  45% (86MB)
  101 19:02:36.633082  progress  50% (95MB)
  102 19:02:42.863837  progress  55% (105MB)
  103 19:02:48.668293  progress  60% (114MB)
  104 19:02:49.570239  progress  65% (124MB)
  105 19:02:51.039945  progress  70% (134MB)
  106 19:02:52.869534  progress  75% (143MB)
  107 19:02:53.912703  progress  80% (153MB)
  108 19:02:54.859571  progress  85% (162MB)
  109 19:02:56.441454  progress  90% (172MB)
  110 19:03:00.868790  progress  95% (181MB)
  111 19:03:09.853758  progress 100% (191MB)
  112 19:03:09.911680  191MB downloaded in 148.50s (1.29MB/s)
  113 19:03:09.913962  end: 1.4.1 http-download (duration 00:02:29) [common]
  115 19:03:09.917714  end: 1.4 download-retry (duration 00:02:29) [common]
  116 19:03:09.919229  start: 1.5 download-retry (timeout 00:06:58) [common]
  117 19:03:09.921322  start: 1.5.1 http-download (timeout 00:06:58) [common]
  118 19:03:09.930909  downloading http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.131-cip13-84-g3b53e4dbd9f41/arm64/defconfig+kselftest/gcc-10/modules.tar.xz
  119 19:03:09.934326  saving as /var/lib/lava/dispatcher/tmp/2386749/tftp-deploy-dhwzp303/modules/modules.tar
  120 19:03:09.938442  total size: 8722952 (8MB)
  121 19:03:09.940576  Using unxz to decompress xz
  122 19:03:09.981299  progress   0% (0MB)
  123 19:03:10.213684  progress   5% (0MB)
  124 19:03:10.460513  progress  10% (0MB)
  125 19:03:10.669037  progress  15% (1MB)
  126 19:03:11.006252  progress  20% (1MB)
  127 19:03:11.286944  progress  25% (2MB)
  128 19:03:11.451913  progress  30% (2MB)
  129 19:03:11.796813  progress  35% (2MB)
  130 19:03:12.200992  progress  40% (3MB)
  131 19:03:12.516470  progress  45% (3MB)
  132 19:03:12.879464  progress  50% (4MB)
  133 19:03:13.204232  progress  55% (4MB)
  134 19:03:13.663562  progress  60% (5MB)
  135 19:03:14.068061  progress  65% (5MB)
  136 19:03:14.437870  progress  70% (5MB)
  137 19:03:14.834558  progress  75% (6MB)
  138 19:03:15.133825  progress  80% (6MB)
  139 19:03:15.423633  progress  85% (7MB)
  140 19:03:15.687665  progress  90% (7MB)
  141 19:03:15.861533  progress  95% (7MB)
  142 19:03:16.093157  progress 100% (8MB)
  143 19:03:16.141115  8MB downloaded in 6.20s (1.34MB/s)
  144 19:03:16.143140  end: 1.5.1 http-download (duration 00:00:06) [common]
  146 19:03:16.146657  end: 1.5 download-retry (duration 00:00:06) [common]
  147 19:03:16.148053  start: 1.6 prepare-tftp-overlay (timeout 00:06:52) [common]
  148 19:03:16.149403  start: 1.6.1 extract-nfsrootfs (timeout 00:06:52) [common]
  149 19:08:12.103269  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/2386749/extract-nfsrootfs-pe175rkj
  150 19:08:12.105159  end: 1.6.1 extract-nfsrootfs (duration 00:04:56) [common]
  151 19:08:12.106513  start: 1.6.2 lava-overlay (timeout 00:01:56) [common]
  152 19:08:12.112666  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77
  153 19:08:12.114382  makedir: /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin
  154 19:08:12.116046  makedir: /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/tests
  155 19:08:12.117792  makedir: /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/results
  156 19:08:12.119443  Creating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin/lava-add-keys
  157 19:08:12.122222  Creating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin/lava-add-sources
  158 19:08:12.124934  Creating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin/lava-background-process-start
  159 19:08:12.127343  Creating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin/lava-background-process-stop
  160 19:08:12.129892  Creating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin/lava-common-functions
  161 19:08:12.132315  Creating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin/lava-echo-ipv4
  162 19:08:12.135338  Creating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin/lava-install-packages
  163 19:08:12.138622  Creating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin/lava-installed-packages
  164 19:08:12.141575  Creating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin/lava-os-build
  165 19:08:12.144503  Creating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin/lava-probe-channel
  166 19:08:12.147241  Creating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin/lava-probe-ip
  167 19:08:12.150135  Creating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin/lava-target-ip
  168 19:08:12.153126  Creating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin/lava-target-mac
  169 19:08:12.156049  Creating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin/lava-target-storage
  170 19:08:12.158997  Creating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin/lava-test-case
  171 19:08:12.161943  Creating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin/lava-test-event
  172 19:08:12.164637  Creating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin/lava-test-feedback
  173 19:08:12.167323  Creating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin/lava-test-raise
  174 19:08:12.170461  Creating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin/lava-test-reference
  175 19:08:12.173419  Creating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin/lava-test-runner
  176 19:08:12.176210  Creating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin/lava-test-set
  177 19:08:12.178824  Creating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin/lava-test-shell
  178 19:08:12.191125  Updating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin/lava-add-keys (debian)
  179 19:08:12.232674  Updating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin/lava-add-sources (debian)
  180 19:08:12.269524  Updating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin/lava-install-packages (debian)
  181 19:08:12.296338  Updating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin/lava-installed-packages (debian)
  182 19:08:12.316603  Updating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/bin/lava-os-build (debian)
  183 19:08:12.335824  Creating /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/environment
  184 19:08:12.337558  LAVA metadata
  185 19:08:12.338812  - LAVA_JOB_ID=2386749
  186 19:08:12.340877  start: 1.6.2.1 ssh-authorize (timeout 00:01:56) [common]
  187 19:08:12.344972  end: 1.6.2.1 ssh-authorize (duration 00:00:00) [common]
  188 19:08:12.346508  start: 1.6.2.2 lava-vland-overlay (timeout 00:01:56) [common]
  189 19:08:12.347764  skipped lava-vland-overlay
  190 19:08:12.349152  end: 1.6.2.2 lava-vland-overlay (duration 00:00:00) [common]
  191 19:08:12.350580  start: 1.6.2.3 lava-multinode-overlay (timeout 00:01:56) [common]
  192 19:08:12.351738  skipped lava-multinode-overlay
  193 19:08:12.353068  end: 1.6.2.3 lava-multinode-overlay (duration 00:00:00) [common]
  194 19:08:12.354390  start: 1.6.2.4 test-definition (timeout 00:01:56) [common]
  195 19:08:12.355666  Loading test definitions
  196 19:08:12.357216  start: 1.6.2.4.1 inline-repo-action (timeout 00:01:56) [common]
  197 19:08:12.358420  Using /lava-2386749 at stage 0
  198 19:08:12.362629  uuid=2386749_1.6.2.4.1 testdef=None
  199 19:08:12.364003  end: 1.6.2.4.1 inline-repo-action (duration 00:00:00) [common]
  200 19:08:12.365291  start: 1.6.2.4.2 test-overlay (timeout 00:01:56) [common]
  201 19:08:12.371701  end: 1.6.2.4.2 test-overlay (duration 00:00:00) [common]
  203 19:08:12.375463  start: 1.6.2.4.3 test-install-overlay (timeout 00:01:56) [common]
  204 19:08:12.447674  end: 1.6.2.4.3 test-install-overlay (duration 00:00:00) [common]
  206 19:08:12.451128  start: 1.6.2.4.4 test-runscript-overlay (timeout 00:01:56) [common]
  207 19:08:12.515154  runner path: /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/0/tests/0_timesync-off test_uuid 2386749_1.6.2.4.1
  208 19:08:12.517717  end: 1.6.2.4.4 test-runscript-overlay (duration 00:00:00) [common]
  210 19:08:12.521375  start: 1.6.2.4.5 git-repo-action (timeout 00:01:56) [common]
  211 19:08:12.522520  Using /lava-2386749 at stage 0
  212 19:08:12.524234  Fetching tests from https://github.com/kernelci/test-definitions.git
  213 19:08:12.525274  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/0/tests/1_kselftest-lib'
  214 19:09:14.665616  Running '/usr/bin/git checkout kernelci.org
  215 19:09:14.997808  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/0/tests/1_kselftest-lib/automated/linux/kselftest/kselftest.yaml
  216 19:09:15.002280  uuid=2386749_1.6.2.4.5 testdef=None
  217 19:09:15.003765  end: 1.6.2.4.5 git-repo-action (duration 00:01:02) [common]
  219 19:09:15.006908  start: 1.6.2.4.6 test-overlay (timeout 00:00:53) [common]
  220 19:09:15.016388  end: 1.6.2.4.6 test-overlay (duration 00:00:00) [common]
  222 19:09:15.019811  start: 1.6.2.4.7 test-install-overlay (timeout 00:00:53) [common]
  223 19:09:15.091305  end: 1.6.2.4.7 test-install-overlay (duration 00:00:00) [common]
  225 19:09:15.094935  start: 1.6.2.4.8 test-runscript-overlay (timeout 00:00:53) [common]
  226 19:09:15.172233  runner path: /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/0/tests/1_kselftest-lib test_uuid 2386749_1.6.2.4.5
  227 19:09:15.173850  BOARD='sun50i-a64-pine64-plus'
  228 19:09:15.174973  BRANCH='cip'
  229 19:09:15.176113  SKIPFILE='skipfile-lkft.yaml'
  230 19:09:15.177174  TESTPROG_URL='http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.131-cip13-84-g3b53e4dbd9f41/arm64/defconfig+kselftest/gcc-10/kselftest.tar.xz'
  231 19:09:15.178277  TST_CASENAME=''
  232 19:09:15.179368  TST_CMDFILES='lib'
  233 19:09:15.181677  end: 1.6.2.4.8 test-runscript-overlay (duration 00:00:00) [common]
  235 19:09:15.184892  Creating lava-test-runner.conf files
  236 19:09:15.185993  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/2386749/lava-overlay-6jwxxk77/lava-2386749/0 for stage 0
  237 19:09:15.187581  - 0_timesync-off
  238 19:09:15.188720  - 1_kselftest-lib
  239 19:09:15.190301  end: 1.6.2.4 test-definition (duration 00:01:03) [common]
  240 19:09:15.191757  start: 1.6.2.5 compress-overlay (timeout 00:00:53) [common]
  242 19:10:08.200089  end: 1.6.2.5 compress-overlay (duration 00:00:53) [common]
  245 19:10:08.204738  end: 1.6.2 lava-overlay (duration 00:01:56) [common]
  248 19:10:08.209489  end: 1.6 prepare-tftp-overlay (duration 00:06:52) [common]
  251 19:10:08.214561  end: 1 tftp-deploy (duration 00:10:00) [common]
  253 19:10:08.217935  Cleaning after the job
  254 19:10:08.219314  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/2386749/tftp-deploy-dhwzp303/ramdisk
  255 19:10:08.239918  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/2386749/tftp-deploy-dhwzp303/kernel
  256 19:10:08.314282  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/2386749/tftp-deploy-dhwzp303/dtb
  257 19:10:08.325519  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/2386749/tftp-deploy-dhwzp303/nfsrootfs
  258 19:10:08.393357  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/2386749/tftp-deploy-dhwzp303/modules
  259 19:10:08.405662  start: 4.1 power-off (timeout 00:00:30) [common]
  260 19:10:08.407825  Calling: 'nice' '/usr/local/bin/pycambrionyx.py' '--name' '/dev/cambrionix16-02' '--off' '--port' '8'
  261 19:10:11.465128  >> Done

  262 19:10:11.467582  >> 

  263 19:10:11.512809  Returned 0 in 3 seconds
  264 19:10:11.615206  end: 4.1 power-off (duration 00:00:03) [common]
  266 19:10:11.618315  start: 4.2 read-feedback (timeout 00:09:57) [common]
  267 19:10:11.619477  No connection for namespace common
  268 19:10:11.620920  end: 4.2 read-feedback (duration 00:00:00) [common]
  269 19:10:11.622046  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/2386749
  270 19:11:23.552502  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/2386749
  271 19:11:23.553967  JobError: Your job cannot terminate cleanly.