tor-0.3.0.10: test failure on NetBSD

When running the self tests on NetBSD, there is one problem:

===> Testing for tor-0.3.0.10
/usr/bin/make  check-TESTS check-local
PASS: src/test/test
PASS: src/test/test-slow
PASS: src/test/test-memwipe
PASS: src/test/test_workqueue
PASS: src/test/test_keygen.sh
PASS: src/test/test-timers
SKIP: src/test/fuzz_static_testcases.sh
PASS: src/test/test_zero_length_keys.sh
PASS: src/test/test_workqueue_cancel.sh
SKIP: src/test/test_workqueue_efd.sh
SKIP: src/test/test_workqueue_efd2.sh
PASS: src/test/test_workqueue_pipe.sh
PASS: src/test/test_workqueue_pipe2.sh
PASS: src/test/test_workqueue_socketpair.sh
SKIP: src/test/test_switch_id.sh
PASS: src/test/test_ntor.sh
FAIL: src/test/test_bt.sh
============================================================================
Testsuite summary for tor 0.3.0.10
============================================================================
# TOTAL: 17
# PASS:  12
# SKIP:  4
# XFAIL: 0
# FAIL:  1
# XPASS: 0
# ERROR: 0
============================================================================
See ./test-suite.log
============================================================================

The test log:

# less ./src/test/test_bt.sh.log
OK
[1]   Abort trap (core dumped) "${builddir:-.}/... |
      Done                    "${PYTHON:-pytho...
BAD

============================================================ T= 1502824395
Tor died: Caught signal 11
0x73c0a4bd <crash_handler+0x73c00041> at ./src/test/test-bt-cl
[1]   Abort trap (core dumped) "${builddir:-.}/... |
      Done(1)                 "${PYTHON:-pytho...
-158318
FAIL src/test/test_bt.sh (exit status: 1)

Trac:
Username: wiz