Running: ./testmodel.py --libraries=/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/./OMCompiler/build/lib/omlibrary/ --ompython_omhome=/usr Buildings_7.0.0_Buildings.BoundaryConditions.WeatherData.BaseClasses.Examples.GetTimeSpanTMY3.conf.json Using package Buildings with version 7.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Buildings 7.0.0/package.mo) Using package Modelica with version 3.2.3 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Modelica 3.2.3/package.mo) Using package Complex with version 3.2.3 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Complex 3.2.3.mo) Using package ModelicaServices with version 3.2.3 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/ModelicaServices 3.2.3/package.mo) Running command: "" <> buildModelFMU(Buildings.BoundaryConditions.WeatherData.BaseClasses.Examples.GetTimeSpanTMY3,fileNamePrefix="Buildings_7_0_0_Buildings_BoundaryConditions_WeatherData_BaseClasses_Examples_GetTimeSpanTMY3",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/ModelicaServices 3.2.3/package.mo): time 0.0146/0.0146, allocations: 88.36 kB / 15.04 MB, free: 5.582 MB / 13.93 MB Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Complex 3.2.3.mo): time 0.001862/0.001862, allocations: 173.8 kB / 15.92 MB, free: 5.555 MB / 13.93 MB Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Modelica 3.2.3/package.mo): time 2.615/2.615, allocations: 205.5 MB / 222.2 MB, free: 13.74 MB / 186.8 MB Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Buildings 7.0.0/package.mo): time 2.614/2.614, allocations: 252.8 MB / 0.511 GB, free: 8.379 MB / 426.8 MB Notification: Performance of FrontEnd - loaded program: time 0.0008309/0.0008314, allocations: 11.75 kB / 0.6243 GB, free: 28.24 MB / 0.4949 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2816/0.2825, allocations: 106.2 MB / 0.7281 GB, free: 10.18 MB / 0.5574 GB Notification: Performance of NFInst.instantiate(Buildings.BoundaryConditions.WeatherData.BaseClasses.Examples.GetTimeSpanTMY3): time 0.001609/0.2842, allocations: 0.9764 MB / 0.729 GB, free: 9.191 MB / 0.5574 GB Notification: Performance of NFInst.instExpressions: time 0.001225/0.2854, allocations: 0.6931 MB / 0.7297 GB, free: 8.496 MB / 0.5574 GB Notification: Performance of NFInst.updateImplicitVariability: time 2.462e-05/0.2854, allocations: 0 / 0.7297 GB, free: 8.496 MB / 0.5574 GB Notification: Performance of NFTyping.typeComponents: time 3.113e-05/0.2855, allocations: 0 / 0.7297 GB, free: 8.496 MB / 0.5574 GB Notification: Performance of NFTyping.typeBindings: time 0.0001493/0.2856, allocations: 7.938 kB / 0.7297 GB, free: 8.488 MB / 0.5574 GB Notification: Performance of NFTyping.typeClassSections: time 0.0002539/0.2859, allocations: 55.86 kB / 0.7298 GB, free: 8.434 MB / 0.5574 GB Notification: Performance of NFFlatten.flatten: time 5.148e-05/0.286, allocations: 7.984 kB / 0.7298 GB, free: 8.426 MB / 0.5574 GB Notification: Performance of NFFlatten.resolveConnections: time 4.026e-05/0.286, allocations: 0 / 0.7298 GB, free: 8.426 MB / 0.5574 GB Notification: Performance of NFEvalConstants.evaluate: time 5.975e-05/0.2861, allocations: 15.98 kB / 0.7298 GB, free: 8.41 MB / 0.5574 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0001361/0.2862, allocations: 11.92 kB / 0.7298 GB, free: 8.398 MB / 0.5574 GB Notification: Performance of NFPackage.collectConstants: time 1.383e-05/0.2863, allocations: 0 / 0.7298 GB, free: 8.398 MB / 0.5574 GB Notification: Performance of NFFlatten.collectFunctions: time 3.612e-05/0.2863, allocations: 0 / 0.7298 GB, free: 8.398 MB / 0.5574 GB Notification: Performance of NFScalarize.scalarize: time 3.565e-05/0.2864, allocations: 7.984 kB / 0.7298 GB, free: 8.391 MB / 0.5574 GB Notification: Performance of NFVerifyModel.verify: time 3.236e-05/0.2864, allocations: 25.7 kB / 0.7298 GB, free: 8.359 MB / 0.5574 GB Notification: Performance of NFConvertDAE.convert: time 6.584e-05/0.2865, allocations: 15.98 kB / 0.7298 GB, free: 8.344 MB / 0.5574 GB Notification: Performance of FrontEnd - DAE generated: time 2.575e-06/0.2865, allocations: 4 kB / 0.7299 GB, free: 8.34 MB / 0.5574 GB Notification: Performance of FrontEnd: time 1.963e-06/0.2865, allocations: 0 / 0.7299 GB, free: 8.34 MB / 0.5574 GB Notification: Performance of Transformations before backend: time 4.498e-06/0.2865, allocations: 0 / 0.7299 GB, free: 8.34 MB / 0.5574 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 0 * Number of variables: 0 Notification: Performance of Generate backend data structure: time 0.0003471/0.2869, allocations: 323.6 kB / 0.7302 GB, free: 7.977 MB / 0.5574 GB Notification: Performance of prepare preOptimizeDAE: time 4.151e-05/0.2869, allocations: 8.031 kB / 0.7302 GB, free: 7.969 MB / 0.5574 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 5.825e-05/0.287, allocations: 105.8 kB / 0.7303 GB, free: 7.855 MB / 0.5574 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 7.367e-05/0.2871, allocations: 79.22 kB / 0.7303 GB, free: 7.777 MB / 0.5574 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0001578/0.2872, allocations: 246.2 kB / 0.7306 GB, free: 7.496 MB / 0.5574 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 6.433e-05/0.2873, allocations: 154.6 kB / 0.7307 GB, free: 7.344 MB / 0.5574 GB Notification: Performance of preOpt expandDerOperator (simulation): time 6.714e-05/0.2874, allocations: 150.6 kB / 0.7309 GB, free: 7.195 MB / 0.5574 GB Notification: Performance of preOpt clockPartitioning (simulation): time 6.903e-05/0.2875, allocations: 109 kB / 0.731 GB, free: 7.082 MB / 0.5574 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.266e-05/0.2875, allocations: 75.28 kB / 0.731 GB, free: 7.008 MB / 0.5574 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 5.451e-05/0.2876, allocations: 150.6 kB / 0.7312 GB, free: 6.859 MB / 0.5574 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 5.779e-05/0.2876, allocations: 154.6 kB / 0.7313 GB, free: 6.707 MB / 0.5574 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 6.156e-05/0.2877, allocations: 154.5 kB / 0.7315 GB, free: 6.555 MB / 0.5574 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0003209/0.288, allocations: 457.8 kB / 0.7319 GB, free: 6.059 MB / 0.5574 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0001172/0.2882, allocations: 169.1 kB / 0.7321 GB, free: 5.883 MB / 0.5574 GB Notification: Performance of preOpt evalFunc (simulation): time 3.549e-05/0.2882, allocations: 87.25 kB / 0.7322 GB, free: 5.797 MB / 0.5574 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.294e-05/0.2883, allocations: 105.8 kB / 0.7323 GB, free: 5.684 MB / 0.5574 GB Notification: Performance of pre-optimization done (n=0): time 1.874e-06/0.2883, allocations: 4 kB / 0.7323 GB, free: 5.68 MB / 0.5574 GB Notification: Performance of matching and sorting (n=0): time 8.866e-05/0.2884, allocations: 33.64 kB / 0.7323 GB, free: 5.641 MB / 0.5574 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.156e-05/0.2885, allocations: 126.7 kB / 0.7324 GB, free: 5.504 MB / 0.5574 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001299/0.2886, allocations: 105.8 kB / 0.7325 GB, free: 5.391 MB / 0.5574 GB Notification: Performance of collectPreVariables (initialization): time 2.047e-05/0.2886, allocations: 25.7 kB / 0.7325 GB, free: 5.359 MB / 0.5574 GB Notification: Performance of collectInitialEqns (initialization): time 4.97e-05/0.2887, allocations: 84.14 kB / 0.7326 GB, free: 5.273 MB / 0.5574 GB Notification: Performance of collectInitialBindings (initialization): time 2.515e-06/0.2887, allocations: 4 kB / 0.7326 GB, free: 5.27 MB / 0.5574 GB Notification: Performance of simplifyInitialFunctions (initialization): time 5.751e-06/0.2887, allocations: 3.984 kB / 0.7326 GB, free: 5.266 MB / 0.5574 GB Notification: Performance of setup shared object (initialization): time 0.0001175/0.2888, allocations: 314.8 kB / 0.7329 GB, free: 4.949 MB / 0.5574 GB Notification: Performance of preBalanceInitialSystem (initialization): time 2.115e-05/0.2889, allocations: 4 kB / 0.7329 GB, free: 4.945 MB / 0.5574 GB Notification: Performance of partitionIndependentBlocks (initialization): time 4.386e-05/0.2889, allocations: 11.98 kB / 0.733 GB, free: 4.934 MB / 0.5574 GB Notification: Performance of analyzeInitialSystem (initialization): time 2.808e-05/0.289, allocations: 4 kB / 0.733 GB, free: 4.93 MB / 0.5574 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.314e-06/0.289, allocations: 0 / 0.733 GB, free: 4.93 MB / 0.5574 GB Notification: Performance of matching and sorting (n=2) (initialization): time 0.0001326/0.2891, allocations: 49.72 kB / 0.733 GB, free: 4.875 MB / 0.5574 GB Notification: Performance of prepare postOptimizeDAE: time 1.642e-05/0.2892, allocations: 4 kB / 0.733 GB, free: 4.871 MB / 0.5574 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.324e-06/0.2892, allocations: 0 / 0.733 GB, free: 4.871 MB / 0.5574 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.34e-05/0.2892, allocations: 0 / 0.733 GB, free: 4.871 MB / 0.5574 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 1.383e-06/0.2892, allocations: 0 / 0.733 GB, free: 4.871 MB / 0.5574 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 8.025e-06/0.2892, allocations: 4 kB / 0.733 GB, free: 4.867 MB / 0.5574 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001271/0.2893, allocations: 0 / 0.733 GB, free: 4.867 MB / 0.5574 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.193e-05/0.2894, allocations: 0 / 0.733 GB, free: 4.867 MB / 0.5574 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (1): * Single equations (assignments): 0 * Array equations: 1 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of prepare postOptimizeDAE: time 0.0001227/0.2895, allocations: 193.1 kB / 0.7332 GB, free: 4.668 MB / 0.5574 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 7.165e-05/0.2896, allocations: 112.9 kB / 0.7333 GB, free: 4.551 MB / 0.5574 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 5.918e-05/0.2897, allocations: 112.5 kB / 0.7334 GB, free: 4.43 MB / 0.5574 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.526e-05/0.2897, allocations: 177 kB / 0.7336 GB, free: 4.25 MB / 0.5574 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 7.22e-05/0.2898, allocations: 184.2 kB / 0.7338 GB, free: 4.062 MB / 0.5574 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.372e-05/0.2899, allocations: 176.3 kB / 0.7339 GB, free: 3.883 MB / 0.5574 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0002587/0.2902, allocations: 409.2 kB / 0.7343 GB, free: 3.426 MB / 0.5574 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.654e-05/0.2902, allocations: 108.9 kB / 0.7344 GB, free: 3.312 MB / 0.5574 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 4.393e-05/0.2903, allocations: 105.3 kB / 0.7345 GB, free: 3.203 MB / 0.5574 GB Notification: Performance of postOpt tearingSystem (simulation): time 7.088e-05/0.2903, allocations: 184.4 kB / 0.7347 GB, free: 3.016 MB / 0.5574 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 7.574e-05/0.2904, allocations: 188.3 kB / 0.7349 GB, free: 2.824 MB / 0.5574 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 6.736e-05/0.2905, allocations: 180.2 kB / 0.735 GB, free: 2.641 MB / 0.5574 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.803e-05/0.2906, allocations: 192.2 kB / 0.7352 GB, free: 2.445 MB / 0.5574 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0001459/0.2908, allocations: 303.8 kB / 0.7355 GB, free: 2.125 MB / 0.5574 GB Notification: Performance of postOpt removeConstants (simulation): time 9.73e-05/0.2909, allocations: 182 kB / 0.7357 GB, free: 1.922 MB / 0.5574 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 7.927e-05/0.2909, allocations: 180.2 kB / 0.7359 GB, free: 1.738 MB / 0.5574 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001071/0.2911, allocations: 112.9 kB / 0.736 GB, free: 1.621 MB / 0.5574 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 7.063e-05/0.2911, allocations: 176.3 kB / 0.7361 GB, free: 1.441 MB / 0.5574 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 4.105e-05/0.2912, allocations: 108.9 kB / 0.7362 GB, free: 1.328 MB / 0.5574 GB Notification: Performance of sorting global known variables: time 7.044e-05/0.2913, allocations: 87.27 kB / 0.7363 GB, free: 1.242 MB / 0.5574 GB Notification: Performance of sort global known variables: time 4.31e-07/0.2913, allocations: 0 / 0.7363 GB, free: 1.242 MB / 0.5574 GB Notification: Performance of remove unused functions: time 0.0003162/0.2916, allocations: 8 kB / 0.7363 GB, free: 1.234 MB / 0.5574 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (0): * Single equations (assignments): 0 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.0005638/0.2922, allocations: 0.8187 MB / 0.7371 GB, free: 400 kB / 0.5574 GB Notification: Performance of simCode: created initialization part: time 8.754e-05/0.2923, allocations: 7.938 kB / 0.7371 GB, free: 392 kB / 0.5574 GB Notification: Performance of simCode: created event and clocks part: time 3.006e-06/0.2923, allocations: 0 / 0.7371 GB, free: 392 kB / 0.5574 GB Notification: Performance of simCode: created simulation system equations: time 3.076e-06/0.2923, allocations: 0 / 0.7371 GB, free: 392 kB / 0.5574 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0004181/0.2927, allocations: 0.5302 MB / 0.7377 GB, free: 15.85 MB / 0.573 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0005995/0.2934, allocations: 365.9 kB / 0.738 GB, free: 15.44 MB / 0.573 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0003037/0.2937, allocations: 0.6848 MB / 0.7387 GB, free: 14.73 MB / 0.573 GB Notification: Performance of simCode: alias equations: time 2.127e-05/0.2937, allocations: 0 / 0.7387 GB, free: 14.73 MB / 0.573 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 2.715e-05/0.2937, allocations: 7.438 kB / 0.7387 GB, free: 14.72 MB / 0.573 GB Notification: Performance of SimCode: time 7.02e-07/0.2937, allocations: 0 / 0.7387 GB, free: 14.72 MB / 0.573 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.02442/0.3182, allocations: 1.053 MB / 0.7397 GB, free: 13.81 MB / 0.573 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0003584/0.3186, allocations: 220.1 kB / 0.7399 GB, free: 13.56 MB / 0.573 GB Error: Error building simulator. Build log: clang -Os -fPIC -mfpmath=sse -fno-dollars-in-identifiers -I'/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/bin/../include/omc/c/fmi' -DOMC_FMI_RUNTIME=1 -DCMINPACK_NO_DLL=1 "-I/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Buildings 7.0.0/Resources/C-Sources" -c -o Buildings_7_0_0_Buildings_BoundaryConditions_WeatherData_BaseClasses_Examples_GetTimeSpanTMY3.o Buildings_7_0_0_Buildings_BoundaryConditions_WeatherData_BaseClasses_Examples_GetTimeSpanTMY3.c In file included from Buildings_7_0_0_Buildings_BoundaryConditions_WeatherData_BaseClasses_Examples_GetTimeSpanTMY3.c:7: In file included from ./Buildings_7_0_0_Buildings_BoundaryConditions_WeatherData_BaseClasses_Examples_GetTimeSpanTMY3_model.h:5: In file included from ./openmodelica.h:71: In file included from ./gc/../openmodelica_types.h:149: ./gc/omc_gc.h:218:28: warning: expression result unused [-Wunused-value] GC_register_displacement(0); ^ ./gc/omc_gc.h:222:34: warning: expression result unused [-Wunused-value] GC_set_force_unmap_on_gcollect(1); ^ 2 warnings generated. clang -Os -fPIC -mfpmath=sse -fno-dollars-in-identifiers -I'/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/bin/../include/omc/c/fmi' -DOMC_FMI_RUNTIME=1 -DCMINPACK_NO_DLL=1 "-I/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Buildings 7.0.0/Resources/C-Sources" -c -o Buildings_7_0_0_Buildings_BoundaryConditions_WeatherData_BaseClasses_Examples_GetTimeSpanTMY3_functions.o Buildings_7_0_0_Buildings_BoundaryConditions_WeatherData_BaseClasses_Examples_GetTimeSpanTMY3_functions.c In file included from Buildings_7_0_0_Buildings_BoundaryConditions_WeatherData_BaseClasses_Examples_GetTimeSpanTMY3_functions.c:2: In file included from ./Buildings_7_0_0_Buildings_BoundaryConditions_WeatherData_BaseClasses_Examples_GetTimeSpanTMY3_functions.h:3: In file included from ./meta/meta_modelica.h:49: ./gc/omc_gc.h:218:28: warning: expression result unused [-Wunused-value] GC_register_displacement(0); ^ ./gc/omc_gc.h:222:34: warning: expression result unused [-Wunused-value] GC_set_force_unmap_on_gcollect(1); ^ In file included from Buildings_7_0_0_Buildings_BoundaryConditions_WeatherData_BaseClasses_Examples_GetTimeSpanTMY3_functions.c:7: In file included from ./Buildings_7_0_0_Buildings_BoundaryConditions_WeatherData_BaseClasses_Examples_GetTimeSpanTMY3_includes.h:4: In file included from /var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Buildings 7.0.0/Resources/C-Sources/getTimeSpan.c:12: /var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Buildings 7.0.0/Resources/C-Sources/getTimeSpan.h:11:10: fatal error: 'ModelicaUtilities.h' file not found #include ^~~~~~~~~~~~~~~~~~~~~ 2 warnings and 1 error generated. : recipe for target 'Buildings_7_0_0_Buildings_BoundaryConditions_WeatherData_BaseClasses_Examples_GetTimeSpanTMY3_functions.o' failed make: *** [Buildings_7_0_0_Buildings_BoundaryConditions_WeatherData_BaseClasses_Examples_GetTimeSpanTMY3_functions.o] Error 1