Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr PowerSystems_latest_PowerSystems.Examples.AC3ph.Elementary.Inverter.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 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/PowerSystems 2.0.0-master/package.mo", uses=false) Using package PowerSystems with version 2.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/PowerSystems 2.0.0-master/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+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(PowerSystems.Examples.AC3ph.Elementary.Inverter,tolerance=1e-06,outputFormat="mat",numberOfIntervals=10000,variableFilter="Time|meterAC.i.1.|meterAC.i.2.|meterAC.i.3.|meterAC.p.1.|meterAC.p.2.|meterAC.p.3.|meterAC.v.1.|meterAC.v.2.|meterAC.v.3.|meterDC.i|meterDC.p|meterDC.v",fileNamePrefix="PowerSystems_latest_PowerSystems.Examples.AC3ph.Elementary.Inverter") translateModel(PowerSystems.Examples.AC3ph.Elementary.Inverter,tolerance=1e-06,outputFormat="mat",numberOfIntervals=10000,variableFilter="Time|meterAC.i.1.|meterAC.i.2.|meterAC.i.3.|meterAC.p.1.|meterAC.p.2.|meterAC.p.3.|meterAC.v.1.|meterAC.v.2.|meterAC.v.3.|meterDC.i|meterDC.p|meterDC.v",fileNamePrefix="PowerSystems_latest_PowerSystems.Examples.AC3ph.Elementary.Inverter") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0009683/0.0009682, allocations: 92.7 kB / 17.31 MB, free: 6.539 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001219/0.001219, allocations: 177 kB / 18.21 MB, free: 5.68 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.551/1.551, allocations: 223.3 MB / 242.2 MB, free: 14.51 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/PowerSystems 2.0.0-master/package.mo): time 0.1902/0.1902, allocations: 38.08 MB / 331.5 MB, free: 8.551 MB / 270.1 MB Notification: Performance of FrontEnd - loaded program: time 0.0003621/0.0003623, allocations: 8 kB / 401.4 MB, free: 34.15 MB / 302.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1458/0.1462, allocations: 59.18 MB / 460.5 MB, free: 7.055 MB / 334.1 MB Notification: Performance of NFInst.instantiate(PowerSystems.Examples.AC3ph.Elementary.Inverter): time 0.00986/0.1561, allocations: 7.921 MB / 468.5 MB, free: 15.09 MB / 350.1 MB Notification: Performance of NFInst.instExpressions: time 0.005126/0.1613, allocations: 2.47 MB / 470.9 MB, free: 12.62 MB / 350.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0009112/0.1622, allocations: 55.62 kB / 471 MB, free: 12.56 MB / 350.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0004195/0.1626, allocations: 119.1 kB / 471.1 MB, free: 12.45 MB / 350.1 MB Notification: Performance of NFTyping.typeBindings: time 0.001639/0.1643, allocations: 0.5175 MB / 471.6 MB, free: 11.93 MB / 350.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.001054/0.1654, allocations: 359.4 kB / 472 MB, free: 11.57 MB / 350.1 MB Notification: Performance of NFFlatten.flatten: time 0.001958/0.1673, allocations: 1.917 MB / 473.9 MB, free: 9.652 MB / 350.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.001662/0.169, allocations: 1.026 MB / 474.9 MB, free: 8.574 MB / 350.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0009027/0.1699, allocations: 497.9 kB / 475.4 MB, free: 8.086 MB / 350.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0009458/0.1709, allocations: 0.6541 MB / 476.1 MB, free: 7.43 MB / 350.1 MB Notification: Performance of NFPackage.collectConstants: time 9.848e-05/0.171, allocations: 44 kB / 476.1 MB, free: 7.387 MB / 350.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.001018/0.172, allocations: 0.4992 MB / 476.6 MB, free: 6.887 MB / 350.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0004629/0.1725, allocations: 446.8 kB / 477 MB, free: 6.449 MB / 350.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0006142/0.1731, allocations: 0.5147 MB / 477.5 MB, free: 5.926 MB / 350.1 MB Notification: Performance of NFConvertDAE.convert: time 0.001225/0.1744, allocations: 1.157 MB / 478.7 MB, free: 4.766 MB / 350.1 MB Notification: Performance of FrontEnd - DAE generated: time 2.995e-06/0.1744, allocations: 7.938 kB / 478.7 MB, free: 4.758 MB / 350.1 MB Notification: Performance of FrontEnd: time 1.223e-06/0.1744, allocations: 0 / 478.7 MB, free: 4.758 MB / 350.1 MB Notification: Performance of Transformations before backend: time 1.145e-05/0.1744, allocations: 0 / 478.7 MB, free: 4.758 MB / 350.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 248 * Number of variables: 248 Notification: Performance of Generate backend data structure: time 0.002647/0.177, allocations: 1.357 MB / 480.1 MB, free: 3.324 MB / 350.1 MB Notification: Performance of prepare preOptimizeDAE: time 2.989e-05/0.1771, allocations: 8.031 kB / 480.1 MB, free: 3.316 MB / 350.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0007625/0.1779, allocations: 155.6 kB / 480.2 MB, free: 3.164 MB / 350.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001065/0.1789, allocations: 0.698 MB / 480.9 MB, free: 2.43 MB / 350.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001753/0.1791, allocations: 179.6 kB / 481.1 MB, free: 2.234 MB / 350.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002347/0.1794, allocations: 103.9 kB / 481.2 MB, free: 2.133 MB / 350.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002685/0.1821, allocations: 1.561 MB / 482.8 MB, free: 0.5039 MB / 350.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 2.888e-05/0.1821, allocations: 4 kB / 482.8 MB, free: 0.5 MB / 350.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000104/0.1822, allocations: 43.98 kB / 482.8 MB, free: 468 kB / 350.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001543/0.1824, allocations: 65.97 kB / 482.9 MB, free: 400 kB / 350.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002231/0.1846, allocations: 1.194 MB / 484.1 MB, free: 15.2 MB / 366.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.006457/0.1911, allocations: 4.801 MB / 488.9 MB, free: 10.24 MB / 366.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.002943/0.1941, allocations: 1.203 MB / 490.1 MB, free: 8.992 MB / 366.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.001294/0.1954, allocations: 0.5891 MB / 490.7 MB, free: 8.395 MB / 366.1 MB Notification: Performance of preOpt evalFunc (simulation): time 5.324e-05/0.1954, allocations: 12.55 kB / 490.7 MB, free: 8.383 MB / 366.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.001474/0.1969, allocations: 0.7416 MB / 491.4 MB, free: 7.621 MB / 366.1 MB Notification: Performance of pre-optimization done (n=80): time 2.765e-06/0.1969, allocations: 0 / 491.4 MB, free: 7.621 MB / 366.1 MB Notification: Performance of matching and sorting (n=81): time 0.007518/0.2045, allocations: 3.322 MB / 494.7 MB, free: 4.199 MB / 366.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 8.994e-05/0.2046, allocations: 123.5 kB / 494.9 MB, free: 4.055 MB / 366.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0007585/0.2054, allocations: 0.5927 MB / 495.5 MB, free: 3.453 MB / 366.1 MB Notification: Performance of collectPreVariables (initialization): time 8.262e-05/0.2054, allocations: 45.7 kB / 495.5 MB, free: 3.402 MB / 366.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0003894/0.2058, allocations: 455 kB / 495.9 MB, free: 2.949 MB / 366.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.0002391/0.2061, allocations: 272.2 kB / 496.2 MB, free: 2.68 MB / 366.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001303/0.2062, allocations: 97.66 kB / 496.3 MB, free: 2.578 MB / 366.1 MB Notification: Performance of setup shared object (initialization): time 0.0002052/0.2064, allocations: 394.7 kB / 496.7 MB, free: 2.184 MB / 366.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0006982/0.2071, allocations: 490 kB / 497.2 MB, free: 1.707 MB / 366.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0009333/0.2081, allocations: 0.7461 MB / 497.9 MB, free: 0.8516 MB / 366.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0017/0.2098, allocations: 1.254 MB / 499.2 MB, free: 15.48 MB / 382.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.042e-06/0.2098, allocations: 4 kB / 499.2 MB, free: 15.48 MB / 382.1 MB Notification: Performance of matching and sorting (n=137) (initialization): time 0.002515/0.2123, allocations: 1.58 MB / 0.489 GB, free: 13.85 MB / 382.1 MB Notification: Performance of prepare postOptimizeDAE: time 8.21e-05/0.2124, allocations: 61.61 kB / 0.4891 GB, free: 13.79 MB / 382.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.001939/0.2144, allocations: 1.337 MB / 0.4904 GB, free: 12.42 MB / 382.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.0004487/0.2148, allocations: 109.6 kB / 0.4905 GB, free: 12.31 MB / 382.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0007383/0.2156, allocations: 199.7 kB / 0.4907 GB, free: 12.11 MB / 382.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002877/0.2185, allocations: 3.075 MB / 0.4937 GB, free: 8.766 MB / 382.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0008552/0.2194, allocations: 87.92 kB / 0.4938 GB, free: 8.68 MB / 382.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001141/0.2195, allocations: 71.94 kB / 0.4938 GB, free: 8.609 MB / 382.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 37 * Number of states: 0 () * Number of discrete variables: 28 (system.initime,ac_dc.modulator.t0[3],$PRE.ac_dc.modulator.t0[3],ac_dc.modulator.t0[2],$PRE.ac_dc.modulator.t0[2],ac_dc.modulator.t0[1],$PRE.ac_dc.modulator.t0[1],ac_dc.modulator.sigdel_t[3],$PRE.ac_dc.modulator.sigdel_t[3],ac_dc.modulator.sigdel_t[2],$PRE.ac_dc.modulator.sigdel_t[2],ac_dc.modulator.sigdel_t[1],$PRE.ac_dc.modulator.sigdel_t[1],ac_dc.modulator.gates[6],$PRE.ac_dc.modulator.gates[6],ac_dc.modulator.gates[5],$PRE.ac_dc.modulator.gates[5],ac_dc.modulator.gates[4],$PRE.ac_dc.modulator.gates[4],ac_dc.modulator.gates[3],$PRE.ac_dc.modulator.gates[3],ac_dc.modulator.gates[2],$PRE.ac_dc.modulator.gates[2],ac_dc.modulator.gates[1],$PRE.ac_dc.modulator.gates[1],$whenCondition1,$whenCondition2,$whenCondition3) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (113): * Single equations (assignments): 109 * Array equations: 1 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 2 systems {(1,2,100.0%), (1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.0007366/0.2202, allocations: 381.3 kB / 0.4942 GB, free: 8.227 MB / 382.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001649/0.2204, allocations: 75.14 kB / 0.4943 GB, free: 8.152 MB / 382.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.003174/0.2236, allocations: 1.321 MB / 0.4956 GB, free: 6.805 MB / 382.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.429e-05/0.2236, allocations: 20 kB / 0.4956 GB, free: 6.785 MB / 382.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 8.276e-06/0.2237, allocations: 0 / 0.4956 GB, free: 6.785 MB / 382.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.509e-05/0.2237, allocations: 3.984 kB / 0.4956 GB, free: 6.781 MB / 382.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.005984/0.2297, allocations: 2.498 MB / 0.498 GB, free: 4.191 MB / 382.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.456e-06/0.2297, allocations: 3.938 kB / 0.498 GB, free: 4.188 MB / 382.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0007585/0.2305, allocations: 139.8 kB / 0.4982 GB, free: 4.051 MB / 382.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.0001721/0.2307, allocations: 40.88 kB / 0.4982 GB, free: 4.008 MB / 382.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 8.112e-05/0.2308, allocations: 23.97 kB / 0.4982 GB, free: 3.984 MB / 382.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.00204/0.2328, allocations: 1.474 MB / 0.4997 GB, free: 2.379 MB / 382.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.224e-06/0.2329, allocations: 0 / 0.4997 GB, free: 2.379 MB / 382.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.004371/0.2372, allocations: 1.997 MB / 0.5016 GB, free: 336 kB / 382.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0004662/0.2377, allocations: 248 kB / 0.5018 GB, free: 68 kB / 382.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.3101/0.5478, allocations: 70.33 kB / 0.5019 GB, free: 55.76 MB / 382.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001095/0.549, allocations: 105.5 kB / 0.502 GB, free: 55.76 MB / 382.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001846/0.5492, allocations: 53.61 kB / 0.5021 GB, free: 55.76 MB / 382.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 8.047e-05/0.5493, allocations: 33.94 kB / 0.5021 GB, free: 55.76 MB / 382.1 MB Notification: Performance of sorting global known variables: time 0.0007642/0.5501, allocations: 400.4 kB / 0.5025 GB, free: 55.67 MB / 382.1 MB Notification: Performance of sort global known variables: time 1.21e-07/0.5501, allocations: 0 / 0.5025 GB, free: 55.67 MB / 382.1 MB Notification: Performance of remove unused functions: time 0.001275/0.5514, allocations: 244.2 kB / 0.5027 GB, free: 55.67 MB / 382.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 7 (ind.i[1],ind.i[2],ind.i[3],meterAC.pav[1],meterAC.pav[2],meterAC.pav[3],meterDC.pav) * Number of discrete variables: 16 ($whenCondition3,$whenCondition2,$whenCondition1,ac_dc.modulator.gates[1],ac_dc.modulator.gates[2],ac_dc.modulator.gates[3],ac_dc.modulator.gates[4],ac_dc.modulator.gates[5],ac_dc.modulator.gates[6],ac_dc.modulator.sigdel_t[1],ac_dc.modulator.sigdel_t[2],ac_dc.modulator.sigdel_t[3],ac_dc.modulator.t0[1],ac_dc.modulator.t0[2],ac_dc.modulator.t0[3],system.initime) * Number of discrete states: 12 (ac_dc.modulator.t0[3],ac_dc.modulator.sigdel_t[3],ac_dc.modulator.gates[5],ac_dc.modulator.gates[6],ac_dc.modulator.t0[2],ac_dc.modulator.sigdel_t[2],ac_dc.modulator.gates[3],ac_dc.modulator.gates[4],ac_dc.modulator.t0[1],ac_dc.modulator.sigdel_t[1],ac_dc.modulator.gates[1],ac_dc.modulator.gates[2]) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (78): * Single equations (assignments): 63 * Array equations: 1 * Algorithm blocks: 0 * Record equations: 0 * When equations: 13 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(1,2,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.0003517/0.5517, allocations: 177.7 kB / 0.5029 GB, free: 55.57 MB / 382.1 MB Notification: Performance of simCode: created initialization part: time 0.003229/0.5549, allocations: 1.652 MB / 0.5045 GB, free: 55.29 MB / 382.1 MB Notification: Performance of simCode: created event and clocks part: time 3.257e-06/0.555, allocations: 0 / 0.5045 GB, free: 55.29 MB / 382.1 MB Notification: Performance of simCode: created simulation system equations: time 0.001739/0.5567, allocations: 0.6819 MB / 0.5052 GB, free: 55.16 MB / 382.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00116/0.5579, allocations: 165.9 kB / 0.5053 GB, free: 55.16 MB / 382.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.005201/0.5631, allocations: 2.977 MB / 0.5082 GB, free: 53.86 MB / 382.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001109/0.5642, allocations: 1.117 MB / 0.5093 GB, free: 53.09 MB / 382.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003827/0.5646, allocations: 65.14 kB / 0.5094 GB, free: 53.09 MB / 382.1 MB Notification: Performance of SimCode: time 1.793e-06/0.5646, allocations: 0 / 0.5094 GB, free: 53.09 MB / 382.1 MB Notification: Performance of Templates: time 0.03338/0.598, allocations: 17.52 MB / 0.5265 GB, free: 45.88 MB / 382.1 MB make -j1 -f PowerSystems_latest_PowerSystems.Examples.AC3ph.Elementary.Inverter.makefile make -j1 -f PowerSystems_latest_PowerSystems.Examples.AC3ph.Elementary.Inverter.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"." -I"." -I"/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/include/omc/sundials" -DMEASURETIME_PROFILEBLOCKS -DUSE_LOGGER -c -o OMCppPowerSystems_latest_PowerSystems.Examples.AC3ph.Elementary.InverterCalcHelperMain.o OMCppPowerSystems_latest_PowerSystems.Examples.AC3ph.Elementary.InverterCalcHelperMain.cpp clang: error: no such file or directory: 'NOTFOUND' make: *** [: OMCppPowerSystems_latest_PowerSystems.Examples.AC3ph.Elementary.InverterCalcHelperMain.o] Error 1