ERROR log occurs during CLI reload operation on server

embed-host-controller --std-out=echo
reload --host=master --admin-only=true
reload --host=master --admin-only=true
reload --host=master --admin-only=true
reload --host=master --admin-only=true
reload --host=master --admin-only=true
reload --host=master --admin-only=true
reload --host=master --admin-only=true

...
[0m[0m01:36:06,021 INFO  [org.jboss.as] (MSC service thread 1-1) WFLYSRV0049: WildFly Full 12.0.0.Alpha1-SNAPSHOT (WildFly Core 4.0.0.Alpha9) starting
[0m[31m01:36:06,061 ERROR [org.jboss.as.controller.management-operation] (CLI command executor) WFLYCTL0013: Operation ("read-attribute") failed - address: ([("host" => "master")]) - failure description: "WFLYCTL0201: Unknown attribute 'host-state'"
[0m[0m01:36:06,072 INFO  [org.jboss.as.controller.management-deprecated] (Controller Boot Thread) WFLYCTL0028: Attribute 'security-realm' in the resource at address '/host=master/core-service=management/management-interface=native-interface' is deprecated, and may be removed in a future version. See the attribute description in the output of the read-resource-description operation to learn more about the deprecation.
[0m[0m01:36:06,073 INFO  [org.jboss.as.controller.management-deprecated] (Controller Boot Thread) WFLYCTL0028: Attribute 'security-realm' in the resource at address '/host=master/core-service=management/management-interface=http-interface' is deprecated, and may be removed in a future version. See the attribute description in the output of the read-resource-description operation to learn more about the deprecation.
[0m[0m01:36:06,097 INFO  [org.jboss.as.patching] (MSC service thread 1-3) WFLYPAT0050: WildFly Full cumulative patch ID is: base, one-off patches include: none
[0m[33m01:36:06,102 WARN  [org.jboss.as.domain.management.security] (MSC service thread 1-1) WFLYDM0111: Keystore /home/hudson/hudson_workspace/workspace/early-testing-cli-embedded-manual/4b767fc2/wildfly/domain/configuration/application.keystore not found, it will be auto generated on first use with a self signed certificate for host localhost
[0m[0m01:36:06,185 INFO  [org.jboss.as.controller.management-deprecated] (Controller Boot Thread) WFLYCTL0028: Attribute 'security-realm' in the resource at address '/profile=default/subsystem=undertow/server=default-server/https-listener=https' is deprecated, and may be removed in a future version. See the attribute description in the output of the read-resource-description operation to learn more about the deprecation.
[0m[0m01:36:06,196 INFO  [org.jboss.as.controller.management-deprecated] (Controller Boot Thread) WFLYCTL0028: Attribute 'security-realm' in the resource at address '/profile=ha/subsystem=undertow/server=default-server/https-listener=https' is deprecated, and may be removed in a future version. See the attribute description in the output of the read-resource-description operation to learn more about the deprecation.
[0m[0m01:36:06,204 INFO  [org.jboss.as.controller.management-deprecated] (Controller Boot Thread) WFLYCTL0028: Attribute 'security-realm' in the resource at address '/profile=full/subsystem=undertow/server=default-server/https-listener=https' is deprecated, and may be removed in a future version. See the attribute description in the output of the read-resource-description operation to learn more about the deprecation.
[0m[0m01:36:06,217 INFO  [org.jboss.as.controller.management-deprecated] (Controller Boot Thread) WFLYCTL0028: Attribute 'security-realm' in the resource at address '/profile=full-ha/subsystem=undertow/server=default-server/https-listener=https' is deprecated, and may be removed in a future version. See the attribute description in the output of the read-resource-description operation to learn more about the deprecation.
[0m[0m01:36:06,287 INFO  [org.jboss.as] (Controller Boot Thread) WFLYSRV0025: WildFly Full 12.0.0.Alpha1-SNAPSHOT (WildFly Core 4.0.0.Alpha9) (Host Controller) started in 266ms - Started 54 of 59 services (18 services are lazy, passive or on-demand)
...