taskdef java.lang.VerifyError:TEAM CITY执行生成时操作数堆栈上的类型错误

我有一个build.xml，它编译和测试一些scala代码。从命令行运行ant任务会产生期望的结果，但是当TeamCity运行它时，会出现各种奇怪的情况，包括以下情况：

检查更改[15:35:02]发布内部构件 [15:35:02]正在清除临时目录： /opt/TeamCity/buildAgent/temp/buildTmp[15:35:02]签出目录： /opt/TeamCity/buildAgent/work/D804160004458A[15:35:02]更新 来源：服务器端签出[15:35:03]步骤1/1：单元测试（Ant） （3s）[15:35:03][步骤1/1]开始： /usr/lib/jvm/java-7-oracle/jre/bin/java -Dagent.home.dir=/opt/TeamCity/buildAgent-Dagent.name=默认代理-Dagent.ownPort=9090-Dagent.work.dir=/opt/TeamCity/buildAgent/work-Dant.home=/usr/share/ant-Dbuild.number=18-Dbuild.vcs.number=640C1DE055A395D24227AEB45DF085BED6B14-Dbuild.vcs.number.1=640C1DE055A395D24227AE9EDB45DF085ED6B14-Dbuild.vcs.number.TestingDemo_GitBitbucketOrgBinarygiantTestingdemoGitRefsHeadsMaster=640c1de055a395d24227ae9edb45df085bed6b14 -Djava.io.tmpdir=/opt/TeamCity/buildAgent/temp/buildTmp-Dteamcity.agent.cpuBenchmark=570-Dteamcity.agent.dotnet.agent\u url=http://

localhost:9090/

RPC2-Dteamcity.agent.dotnet.build\u id=18-Dteamcity.auth.password=ao0iehynor3kudxe93mxseiaanwd3y4-Dteamcity.auth.userId=TeamCityBuildId=18-Dteamcity.build.changedFiles.file=/opt/TeamCity/buildAgent/temp/buildTmp/changedFiles648007365561156996.txt -Dteamcity.build.checkoutDir=/opt/TeamCity/buildAgent/work/d804160004458a -Dteamcity.build.id=18-Dteamcity.build.properties.file=/opt/TeamCity/buildAgent/temp/buildTmp/TeamCity.build4342271452757354958.properties -Dteamcity.build.tempDir=/opt/TeamCity/buildAgent/temp/buildTmp-Dteamcity.build.workingDir=/opt/TeamCity/buildAgent/work/D804160004458A -Dteamcity.buildConfName=runTests-Dteamcity.buildType.id=TestingDemo\u runTests-Dteamcity.configuration.properties.file=/opt/TeamCity/buildAgent/temp/buildTmp/TeamCity.config82155595117054162.properties -Dteamcity.projectName=TestingDemo-Dteamcity.runner.properties.file=/opt/TeamCity/buildAgent/temp/buildTmp/TeamCity.runner8434162286646669877.properties -Dteamcity.runtime.props.file=/opt/TeamCity/buildAgent/temp/agentTmp/ant1290368989221761450运行时 -Dteamcity.tests.recentlyFailedTests.file=/opt/TeamCity/buildAgent/temp/buildTmp/teststorunfirst35899489665315320.txt -Dteamcity.version=8.0.5（构建27692）-classpath/usr/share/java/ant-launcher-1.8.2.jar org.apache.tools.ant.launch.Launcher-lib /opt/TeamCity/buildAgent/plugins/antPlugin/ant runtime.jar:/opt/TeamCity/buildAgent/lib/runtime-util.jar -侦听器jetbrains.buildServer.agent.ant.AgentBuildListener-buildfile/opt/TeamCity/buildAgent/work/d804160004458a/build.xml测试[15:35:03][Step 1/1]，位于目录： /opt/TeamCity/buildAgent/work/D804160004458A[15:35:05][步骤1/1] 初始化（1s）[15:35:05][init]taskdef[15:35:06][taskdef] java.lang.VerifyError:操作数堆栈上的错误类型异常详细信息：
地点： scala/tools/ant/Scalac.writeSettings$1（Lscala/tools/nsc/Settings；Lscala/collection/immutable/List；）Ljava/io/File； @75：调用虚拟原因： 类型“scala/collection/immutable/List”（当前帧，堆栈[0]）不可分配给当前的“scala/collection/AbstractIterable” 框架： bci:@75 标志：{} 局部变量：{'scala/tools/ant/Scalac'，'scala/tools/nsc/Settings'，'scala/collection/immutable/List'，顶部，顶部， “scala/collection/immutable/List”、“java/io/File”， 'java/io/PrintWriter'} 堆栈：{'scala/collection/immutable/List'}字节码： 0000000:1304 d013 04d2 b804 d63a 0619 06b6 04d9 0000010:bb04 db59 bb04 dd59 bb04 df59 1906 b704 0000020:e1b7 04e4 b704 e53a 072b b604 e9bb 04eb 0000030:592a 1907 b704 eeb9 04f3 0200 2c3a 0519 0000040:05b9 04f6 0100 9a00 2a19 05b6 04f9 4e2d 0000050:c002 733a 0419 072a 1904 b602 a9b6 04fb 0000060:b604 fe19 05b6 0503 c001 3b3a 05a7 ffd2 0000070:1907 b605 0619 06b0 3a08 1907 b605 0619 0000080:08bf异常处理程序表： bci[41112]=>处理程序：120堆栈映射表： 全帧（@63，{Object[#2]，Object[#685]，Object[#315]，Top，Top，Object[#315]，Object[#627]，Object[#1243]}，{}） 同一帧（@112） 全帧（@120，{Object[#2]，Object[#685]，Object[#315]，Top，Top，Top，Object[#627]，Object[#1243]}，{Object[#75]}） [15:35:06][步骤1/1]进程退出，代码为1[15:35:06][步骤1/1] Ant输出[15:35:06][Ant输出]堆栈映射表：[15:35:06][Ant 输出]
全帧（@63，{Object[#2]，Object[#685]，Object[#315]，Top，Top，Object[#315]，Object[#627]，Object[#1243]}，{}） [15:35:06][Ant output]同一帧（@112）[15:35:06][Ant output]
全帧（@120，{Object[#2]，Object[#685]，Object[#315]，Top，Top，Top，Object[#627]，Object[#1243]}，{Object[#75]}） [15:35:06][Ant output][15:35:06][Ant output]在 java.lang.Class.forName0（本机方法）[15:35:06][Ant output]位于 java.lang.Class.forName（Class.java:270）[15:35:06][Ant output]at org.apache.tools.ant.taskdefs.Definer.addDefinition（Definer.java:594） [15:35:06][Ant output]在 org.apache.tools.ant.taskdefs.Definer.execute（Definer.java:239） [15:35:06][Ant output]在 org.apache.tools.ant.taskdefs.Antlib.execute（Antlib.java:177） [15:35:06][Ant output]在 org.apache.tools.ant.taskdefs.Definer.loadAntlib（Definer.java:443） [15:35:06][Ant output]在 org.apache.tools.ant.taskdefs.Definer.execute（Definer.java:292） [15:35:06][Ant output]在 org.apache.tools.ant.UnknowneElement.execute（unknowneElement.java:291） [15:35:06][Ant output]在 sun.reflect.GeneratedMethodAccessor6.invoke（未知源） [15:35:06][Ant output]在 sun.reflect.DelegatingMethodAccessorImpl.invoke（DelegatingMethodAccessorImpl.java:43） [15:35:06][Ant output]在 java.l

Exception in thread "main" java.lang.RuntimeException: Exception in Application start method
    at com.sun.javafx.application.LauncherImpl.launchApplication1(LauncherImpl.java:894)
    at com.sun.javafx.application.LauncherImpl.access$000(LauncherImpl.java:56)
    at com.sun.javafx.application.LauncherImpl$1.run(LauncherImpl.java:158)
    at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.VerifyError: Bad type on operand stack
Exception Details:
  Location:
    db/DB.string$1(Ljava/lang/String;)Ljava/lang/String; @107: invokespecial
  Reason:
    Type 'java/lang/String' (current frame, stack[3]) is not assignable to 'db/DB'
  Current Frame:
    bci: @107
    flags: { }
    locals: { 'java/lang/String', 'java/lang/String', integer }
    stack: { 'scala/collection/Iterator', uninitialized 102, uninitialized 102, 'java/lang/String' }
  Bytecode:
    0000000: 129d 2a4c 59c7 000b 572b c600 0da7 000e
    0000010: 2bb6 014f 9900 072a a700 60b2 0154 b200
    0000020: 7e2a b601 5703 b601 5b3d 1caa 0000 0011
    0000030: 0000 0001 0000 0001 0000 0015 2aa7 003b
    0000040: bb01 5d59 b200 7ebb 015d 59b2 007e 2ab6
    0000050: 0157 b701 5e04 b601 61c0 0099 b601 57b7
    0000060: 015e 05b6 0165 bb01 6759 2ab7 016a b901
    0000070: 6e02 00b9 0171 0100 b0                 
  Stackmap Table:
    full_frame(@16,{Object[#153],Object[#153]},{Object[#153]})
    same_frame(@23)
    same_frame(@27)
    append_frame(@60,Integer)
    same_frame(@64)
    full_frame(@120,{Object[#153],Object[#153]},{Object[#153]})

    at global.State$.<init>(State.scala:14)
...