CURRENT_TEST: encryption.innodb-checksum-algorithm
mysqltest: At line 28: query 'create table t(a serial, b blob, index(b(10))) engine=innodb
encrypted=no' failed: <Unknown> (2013): Lost connection to server during query

The result from queries just before the failure was:
SET @saved_file_per_table = @@global.innodb_file_per_table;
SET @saved_encrypt_tables = @@global.innodb_encrypt_tables;
SET @saved_encryption_threads = @@global.innodb_encryption_threads;
SET @saved_encryption_key_id = @@global.innodb_default_encryption_key_id;
SET GLOBAL innodb_file_per_table = ON;
SET GLOBAL innodb_encrypt_tables = ON;
SET GLOBAL innodb_encryption_threads = 4;
SET GLOBAL innodb_default_encryption_key_id=4;
create table tce(a serial, b blob, index(b(10))) engine=innodb
ROW_FORMAT=DYNAMIC encrypted=yes;
create table tc(a serial, b blob, index(b(10))) engine=innodb
ROW_FORMAT=DYNAMIC encrypted=no;
Warnings:
Warning	140	InnoDB: ENCRYPTED=NO implies ENCRYPTION_KEY_ID=1
create table te(a serial, b blob, index(b(10))) engine=innodb
encrypted=yes;
create table t(a serial, b blob, index(b(10))) engine=innodb
encrypted=no;
