Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.HeatTransfer.Windows.BaseClasses.Examples.AbsorbedRadiation.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo", uses=false) Using package Buildings with version 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(Buildings.HeatTransfer.Windows.BaseClasses.Examples.AbsorbedRadiation,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.HeatTransfer.Windows.BaseClasses.Examples.AbsorbedRadiation") translateModel(Buildings.HeatTransfer.Windows.BaseClasses.Examples.AbsorbedRadiation,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.HeatTransfer.Windows.BaseClasses.Examples.AbsorbedRadiation") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.009334/0.009334, allocations: 100.1 kB / 15.87 MB, free: 5.867 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001908/0.001908, allocations: 191.1 kB / 16.79 MB, free: 5.809 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.677/1.677, allocations: 205.1 MB / 222.6 MB, free: 4.746 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.902/1.902, allocations: 292.3 MB / 0.5491 GB, free: 13.64 MB / 462.1 MB Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.001352/0.001352, allocations: 65.05 kB / 0.6715 GB, free: 26.16 MB / 0.5294 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2844/0.2857, allocations: 114.6 MB / 0.7833 GB, free: 13.98 MB / 0.6075 GB Notification: Performance of NFInst.instantiate(Buildings.HeatTransfer.Windows.BaseClasses.Examples.AbsorbedRadiation): time 0.008821/0.2946, allocations: 5.501 MB / 0.7887 GB, free: 8.441 MB / 0.6075 GB Notification: Performance of NFInst.instExpressions: time 0.7807/1.075, allocations: 153 MB / 0.9381 GB, free: 5.094 MB / 0.7325 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001299/1.077, allocations: 22.75 kB / 0.9382 GB, free: 5.094 MB / 0.7325 GB Notification: Performance of NFTyping.typeComponents: time 0.00531/1.082, allocations: 1.617 MB / 0.9397 GB, free: 5.074 MB / 0.7325 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/BoundaryConditions/WeatherData/BaseClasses/getHeaderElementTMY3.mo:2:1-105:25:writable] Warning: Pure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getHeaderElementTMY3‘ contains a call to impure function ‘Modelica.Utilities.Streams.readLine‘. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/BoundaryConditions/WeatherData/BaseClasses/getLongitudeTMY3.mo:2:1-48:21:writable] Warning: Pure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getLongitudeTMY3‘ contains a call to impure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getHeaderElementTMY3‘. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/BoundaryConditions/WeatherData/BaseClasses/getLatitudeTMY3.mo:2:1-48:20:writable] Warning: Pure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getLatitudeTMY3‘ contains a call to impure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getHeaderElementTMY3‘. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/BoundaryConditions/WeatherData/BaseClasses/getTimeZoneTMY3.mo:2:1-47:20:writable] Warning: Pure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getTimeZoneTMY3‘ contains a call to impure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getHeaderElementTMY3‘. Notification: Performance of NFTyping.typeBindings: time 0.002148/1.084, allocations: 0.6073 MB / 0.9403 GB, free: 5.051 MB / 0.7325 GB Notification: Performance of NFTyping.typeClassSections: time 0.002357/1.087, allocations: 0.8359 MB / 0.9411 GB, free: 5.02 MB / 0.7325 GB Notification: Performance of NFFlatten.flatten: time 0.003551/1.09, allocations: 3.215 MB / 0.9443 GB, free: 5.008 MB / 0.7325 GB Notification: Performance of NFFlatten.resolveConnections: time 0.001206/1.091, allocations: 0.904 MB / 0.9452 GB, free: 4.805 MB / 0.7325 GB Notification: Performance of NFEvalConstants.evaluate: time 0.001982/1.093, allocations: 0.9726 MB / 0.9461 GB, free: 4.805 MB / 0.7325 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001334/1.095, allocations: 0.9297 MB / 0.947 GB, free: 4.805 MB / 0.7325 GB Notification: Performance of NFPackage.collectConstants: time 0.0002538/1.095, allocations: 98.47 kB / 0.9471 GB, free: 4.805 MB / 0.7325 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004805/1.1, allocations: 1.933 MB / 0.949 GB, free: 4.781 MB / 0.7325 GB Notification: Performance of NFScalarize.scalarize: time 0.001566/1.101, allocations: 1.243 MB / 0.9502 GB, free: 4.781 MB / 0.7325 GB Notification: Performance of NFVerifyModel.verify: time 0.001544/1.103, allocations: 0.8338 MB / 0.951 GB, free: 4.781 MB / 0.7325 GB Notification: Performance of NFConvertDAE.convert: time 0.004976/1.108, allocations: 2.74 MB / 0.9537 GB, free: 4.59 MB / 0.7325 GB Notification: Performance of FrontEnd - DAE generated: time 5.3e-06/1.108, allocations: 0 / 0.9537 GB, free: 4.59 MB / 0.7325 GB Notification: Performance of FrontEnd: time 1.082e-06/1.108, allocations: 1.156 kB / 0.9537 GB, free: 4.59 MB / 0.7325 GB Notification: Performance of Transformations before backend: time 3.506e-05/1.108, allocations: 0 / 0.9537 GB, free: 4.59 MB / 0.7325 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 296 * Number of variables: 296 Notification: Performance of Generate backend data structure: time 0.005626/1.114, allocations: 2.422 MB / 0.9561 GB, free: 19.38 MB / 0.7481 GB Notification: Performance of prepare preOptimizeDAE: time 4.61e-05/1.114, allocations: 9.156 kB / 0.9561 GB, free: 19.38 MB / 0.7481 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0009113/1.115, allocations: 258.4 kB / 0.9563 GB, free: 19.27 MB / 0.7481 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.003958/1.119, allocations: 2.941 MB / 0.9592 GB, free: 18.84 MB / 0.7481 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 9.467e-05/1.119, allocations: 104.3 kB / 0.9593 GB, free: 18.84 MB / 0.7481 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002063/1.119, allocations: 141.2 kB / 0.9594 GB, free: 18.84 MB / 0.7481 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002502/1.121, allocations: 1.432 MB / 0.9608 GB, free: 18.67 MB / 0.7481 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.358e-05/1.121, allocations: 1.188 kB / 0.9608 GB, free: 18.67 MB / 0.7481 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001112/1.122, allocations: 47.41 kB / 0.9609 GB, free: 18.67 MB / 0.7481 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.34e-05/1.122, allocations: 30.53 kB / 0.9609 GB, free: 18.66 MB / 0.7481 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002486/1.124, allocations: 1.527 MB / 0.9624 GB, free: 18.65 MB / 0.7481 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.008623/1.133, allocations: 5.011 MB / 0.9673 GB, free: 17.81 MB / 0.7481 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001982/1.135, allocations: 1.321 MB / 0.9686 GB, free: 17.77 MB / 0.7481 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0009689/1.136, allocations: 0.8468 MB / 0.9694 GB, free: 17.76 MB / 0.7481 GB Notification: Performance of preOpt evalFunc (simulation): time 8.347e-05/1.136, allocations: 34.66 kB / 0.9694 GB, free: 17.76 MB / 0.7481 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.001269/1.137, allocations: 0.8582 MB / 0.9703 GB, free: 17.7 MB / 0.7481 GB Notification: Performance of pre-optimization done (n=92): time 2.955e-06/1.137, allocations: 0 / 0.9703 GB, free: 17.7 MB / 0.7481 GB Notification: Performance of matching and sorting (n=92): time 0.004314/1.141, allocations: 2.492 MB / 0.9727 GB, free: 17.53 MB / 0.7481 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0002555/1.142, allocations: 330.8 kB / 0.973 GB, free: 17.28 MB / 0.7481 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.005179/1.147, allocations: 4.311 MB / 0.9772 GB, free: 17.08 MB / 0.7481 GB Notification: Performance of collectPreVariables (initialization): time 0.0003638/1.147, allocations: 60.45 kB / 0.9773 GB, free: 17.04 MB / 0.7481 GB Notification: Performance of collectInitialEqns (initialization): time 0.0005945/1.148, allocations: 0.6502 MB / 0.9779 GB, free: 16.79 MB / 0.7481 GB Notification: Performance of collectInitialBindings (initialization): time 0.0003119/1.148, allocations: 312.7 kB / 0.9782 GB, free: 16.6 MB / 0.7481 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001102/1.149, allocations: 1.057 MB / 0.9793 GB, free: 16.41 MB / 0.7481 GB Notification: Performance of setup shared object (initialization): time 0.0001175/1.149, allocations: 301.6 kB / 0.9796 GB, free: 16.12 MB / 0.7481 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.006449/1.156, allocations: 6.999 MB / 0.9864 GB, free: 14.56 MB / 0.7481 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007824/1.164, allocations: 7.261 MB / 0.9935 GB, free: 11.95 MB / 0.7481 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.009676/1.173, allocations: 8.922 MB / 1.002 GB, free: 4.664 MB / 0.7481 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.651e-05/1.174, allocations: 0 / 1.002 GB, free: 4.664 MB / 0.7481 GB Notification: Performance of matching and sorting (n=435) (initialization): time 0.0193/1.193, allocations: 15.75 MB / 1.018 GB, free: 4.906 MB / 0.7637 GB Notification: Performance of prepare postOptimizeDAE: time 0.0002589/1.193, allocations: 149.6 kB / 1.018 GB, free: 4.754 MB / 0.7637 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.265e-05/1.193, allocations: 0 / 1.018 GB, free: 4.754 MB / 0.7637 GB Notification: Performance of postOpt tearingSystem (initialization): time 3.158e-05/1.193, allocations: 8 kB / 1.018 GB, free: 4.746 MB / 0.7637 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001429/1.195, allocations: 297.6 kB / 1.018 GB, free: 4.473 MB / 0.7637 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.248e-05/1.195, allocations: 12.72 kB / 1.018 GB, free: 4.461 MB / 0.7637 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001408/1.196, allocations: 170.3 kB / 1.018 GB, free: 4.293 MB / 0.7637 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001672/1.196, allocations: 77.98 kB / 1.018 GB, free: 4.219 MB / 0.7637 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 3 * Number of states: 0 () * Number of discrete variables: 8 (weaDat.conTim.canRepeatWeatherFile,weaDat.conTimMin.canRepeatWeatherFile,weaDat.conTim.tNext,$PRE.weaDat.conTim.tNext,weaDat.conTimMin.tNext,$PRE.weaDat.conTimMin.tNext,$whenCondition1,$whenCondition2) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (189): * Single equations (assignments): 176 * Array equations: 12 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of prepare postOptimizeDAE: time 0.001339/1.198, allocations: 0.8213 MB / 1.019 GB, free: 3.402 MB / 0.7637 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003693/1.198, allocations: 138.2 kB / 1.019 GB, free: 3.266 MB / 0.7637 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.003562/1.202, allocations: 2.24 MB / 1.021 GB, free: 1.02 MB / 0.7637 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 9.448e-06/1.202, allocations: 8 kB / 1.021 GB, free: 1.012 MB / 0.7637 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 8.135e-06/1.202, allocations: 3.938 kB / 1.021 GB, free: 1.008 MB / 0.7637 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.05e-05/1.202, allocations: 3.984 kB / 1.021 GB, free: 1.004 MB / 0.7637 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.005289/1.207, allocations: 3.609 MB / 1.025 GB, free: 13.35 MB / 0.7794 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.332e-06/1.207, allocations: 4 kB / 1.025 GB, free: 13.34 MB / 0.7794 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0006276/1.208, allocations: 158.1 kB / 1.025 GB, free: 13.2 MB / 0.7794 GB Notification: Performance of postOpt tearingSystem (simulation): time 8.315e-06/1.208, allocations: 3.938 kB / 1.025 GB, free: 13.2 MB / 0.7794 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 7.469e-05/1.208, allocations: 31.98 kB / 1.025 GB, free: 13.16 MB / 0.7794 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 9.648e-06/1.208, allocations: 4 kB / 1.025 GB, free: 13.16 MB / 0.7794 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.424e-06/1.208, allocations: 0 / 1.025 GB, free: 13.16 MB / 0.7794 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003295/1.211, allocations: 2.17 MB / 1.027 GB, free: 10.96 MB / 0.7794 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0006582/1.212, allocations: 386.8 kB / 1.028 GB, free: 10.57 MB / 0.7794 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000204/1.212, allocations: 23.91 kB / 1.028 GB, free: 10.54 MB / 0.7794 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.000719/1.213, allocations: 65.12 kB / 1.028 GB, free: 10.48 MB / 0.7794 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001915/1.213, allocations: 66.95 kB / 1.028 GB, free: 10.42 MB / 0.7794 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 9.632e-05/1.213, allocations: 43.97 kB / 1.028 GB, free: 10.38 MB / 0.7794 GB Notification: Performance of sorting global known variables: time 0.002806/1.216, allocations: 2.754 MB / 1.03 GB, free: 7.625 MB / 0.7794 GB Notification: Performance of sort global known variables: time 2.5e-07/1.216, allocations: 0 / 1.03 GB, free: 7.625 MB / 0.7794 GB Notification: Performance of remove unused functions: time 0.003641/1.219, allocations: 1.01 MB / 1.031 GB, free: 6.617 MB / 0.7794 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 4 ($whenCondition2,$whenCondition1,weaDat.conTimMin.tNext,weaDat.conTim.tNext) * Number of discrete states: 2 (weaDat.conTim.tNext,weaDat.conTimMin.tNext) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (90): * Single equations (assignments): 87 * Array equations: 0 * Algorithm blocks: 1 * Record equations: 0 * When equations: 2 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.00276/1.222, allocations: 0.8929 MB / 1.032 GB, free: 5.938 MB / 0.7794 GB Notification: Performance of simCode: created initialization part: time 0.01089/1.233, allocations: 10.59 MB / 1.043 GB, free: 11.37 MB / 0.795 GB Notification: Performance of simCode: created event and clocks part: time 9.327e-06/1.233, allocations: 0 / 1.043 GB, free: 11.37 MB / 0.795 GB Notification: Performance of simCode: created simulation system equations: time 0.001793/1.235, allocations: 1.47 MB / 1.044 GB, free: 9.902 MB / 0.795 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001915/1.237, allocations: 295.8 kB / 1.044 GB, free: 9.621 MB / 0.795 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01299/1.25, allocations: 6.118 MB / 1.05 GB, free: 3.492 MB / 0.795 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002163/1.252, allocations: 1.663 MB / 1.052 GB, free: 1.801 MB / 0.795 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0008267/1.253, allocations: 145.2 kB / 1.052 GB, free: 1.66 MB / 0.795 GB Notification: Performance of SimCode: time 1.763e-06/1.253, allocations: 0 / 1.052 GB, free: 1.66 MB / 0.795 GB Notification: Performance of Templates: time 0.07637/1.329, allocations: 36.9 MB / 1.088 GB, free: 13.43 MB / 0.8419 GB make -j1 -f Buildings_8_Buildings.HeatTransfer.Windows.BaseClasses.Examples.AbsorbedRadiation.makefile make -j1 -f Buildings_8_Buildings.HeatTransfer.Windows.BaseClasses.Examples.AbsorbedRadiation.makefile clang++ -std=c++14 NOTFOUND -Winvalid-pch -O2 -g -DNDEBUG -fPIC -std=c++11 -DBOOST_ALL_DYN_LINK -DUSE_DGESV -DUSE_LOGGER -DOMC_BUILD -DUSE_THREAD -DSUNDIALS_MAJOR_VERSION=5 -DSUNDIALS_MINOR_VERSION=4 -DPMC_USE_SUNDIALS -I"." -I"/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/bin/../include/omc/cpp/" -I. "-I/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/Resources/C-Sources" -I"." -I"." -I"/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/include/omc/sundials" "-I/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/Resources/C-Sources" -DMEASURETIME_PROFILEBLOCKS -DUSE_LOGGER -c -o OMCppBuildings_8_Buildings.HeatTransfer.Windows.BaseClasses.Examples.AbsorbedRadiationCalcHelperMain.o OMCppBuildings_8_Buildings.HeatTransfer.Windows.BaseClasses.Examples.AbsorbedRadiationCalcHelperMain.cpp clang: error: no such file or directory: 'NOTFOUND' make: *** [: OMCppBuildings_8_Buildings.HeatTransfer.Windows.BaseClasses.Examples.AbsorbedRadiationCalcHelperMain.o] Error 1