Launch failed - cleaning up connection

Jenkins远程连接ssh(Linux系统)失败

关键信息：
Warning: no key algorithms provided; JENKINS-42959 disabled

Warning: no key algorithms provided; JENKINS-42959 disabled
SSHLauncher{host='192.168.45.145', port=22, credentialsId='61eab5fd-5c3f-4bc7-a794-f87136cbff5c', jvmOptions='', javaPath='', prefixStartSlaveCmd='', suffixStartSlaveCmd='', launchTimeoutSeconds=210, maxNumRetries=10, retryWaitTime=15, sshHostKeyVerificationStrategy=hudson.plugins.sshslaves.verifiers.KnownHostsFileKeyVerificationStrategy, tcpNoDelay=true, trackCredentials=true}
[05/20/19 16:20:01] [SSH] Opening SSH connection to 192.168.45.145:22.
[05/20/19 16:20:01] [SSH] WARNING: No entry currently exists in the Known Hosts file for this host. Connections will be denied until this new host and its associated key is added to the Known Hosts file.
Key exchange was not finished, connection is closed.
java.io.IOException: There was a problem while connecting to 192.168.45.145:22at com.trilead.ssh2.Connection.connect(Connection.java:758)at hudson.plugins.sshslaves.SSHLauncher.openConnection(SSHLauncher.java:1175)at hudson.plugins.sshslaves.SSHLauncher$2.call(SSHLauncher.java:846)at hudson.plugins.sshslaves.SSHLauncher$2.call(SSHLauncher.java:833)at java.util.concurrent.FutureTask.run(Unknown Source)at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)at java.lang.Thread.run(Unknown Source)
Caused by: java.io.IOException: Key exchange was not finished, connection is closed.at com.trilead.ssh2.transport.KexManager.getOrWaitForConnectionInfo(KexManager.java:95)at com.trilead.ssh2.transport.TransportManager.getConnectionInfo(TransportManager.java:237)at com.trilead.ssh2.Connection.connect(Connection.java:710)... 7 more
Caused by: java.io.IOException: The server hostkey was not accepted by the verifier callbackat com.trilead.ssh2.transport.KexManager.handleMessage(KexManager.java:548)at com.trilead.ssh2.transport.TransportManager.receiveLoop(TransportManager.java:790)at com.trilead.ssh2.transport.TransportManager$1.run(TransportManager.java:502)... 1 more

连接时失败是啥情况啊
[08/06/18 17:52:52] [SSH]打开SSH连接到10.18.6.30:22。
C：\ Windows \ system32 \ config \ systemprofile \ .ssh \ known_hosts [SSH]在C：\ Windows \ system32 \ config \ systemprofile \ .ssh \ known_hosts中找不到已知的主机文件。请确保在此路径中创建一个并且Jenkins可以读取它。
密钥交换未完成，连接已关闭。
java.io.IOException：连接到10.18.6.30:22时出现问题
在com.trilead.ssh2.Connection.connect（Connection.java:834）
在hudson.plugins.sshslaves.SSHLauncher.openConnection（SSHLauncher.java:1324）
在hudson.plugins.sshslaves.SSHLauncher $ 2.call（SSHLauncher.java:831）
在hudson.plugins.sshslaves.SSHLauncher $ 2.call（SSHLauncher.java:820）
at java.util.concurrent.FutureTask.run（Unknown Source）
at java.util.concurrent.ThreadPoolExecutor.runWorker（Unknown Source）
at java.util.concurrent.ThreadPoolExecutor $ Worker.run（Unknown Source）
在java.lang.Thread.run（未知来源）
引起：java.io.IOException：密钥交换未完成，连接已关闭。
在com.trilead.ssh2.transport.KexManager.getOrWaitForConnectionInfo（KexManager.java:95）
在com.trilead.ssh2.transport.TransportManager.getConnectionInfo（TransportManager.java:237）
在com.trilead.ssh2.Connection.connect（Connection.java:786）
......还有7个
引起：java.io.IOException：验证程序回调未接受服务器hostkey
在com.trilead.ssh2.transport.KexManager.handleMessage（KexManager.java:548）
在com.trilead.ssh2.transport.TransportManager.receiveLoop（TransportManager.java:790）
在com.trilead.ssh2.transport.TransportManager $ 1.run（TransportManager.java:502）
......还有1个
[08/06/18 17:52:53]发射失败 - 清理连接
[08/06/18 17:52:53] [SSH]连接关闭。