Error: could you help me ?

[wolfcanli]

Hi, there.
I I have some problems with Installation steps.
(1) wstool update
It returned many errors and I solved them according to the method below.

ethz-asl/mav_trajectory_generation#64

(2) catkin build depth_segmentation
It returns the feedbacks:
`Profile: default
Extending: [explicit] /opt/ros/melodic
Workspace: /home/timothy/catkin_ws

Build Space: [exists] /home/timothy/catkin_ws/build
Devel Space: [exists] /home/timothy/catkin_ws/devel
Install Space: [unused] /home/timothy/catkin_ws/install
Log Space: [exists] /home/timothy/catkin_ws/logs
Source Space: [exists] /home/timothy/catkin_ws/src
DESTDIR: [unused] None

Devel Space Layout: merged
Install Space Layout: None

Additional CMake Args: -DCMAKE_CXX_STANDARD=14 -DCMAKE_BUILD_TYPE=Release
Additional Make Args: None
Additional catkin Make Args: None
Internal Make Job Server: True
Cache Job Environments: False

Whitelisted Packages: None
Blacklisted Packages: None

Workspace configuration appears valid.

[build] Found '14' packages in 0.0 seconds.
[build] Package table is up to date.
Starting >>> catkin_simple
Finished <<< catkin_simple [ 0.1 seconds ]
Starting >>> eigen_catkin
Starting >>> gflags_catkin
Starting >>> opencv3_catkin
Starting >>> pcl_catkin
Finished <<< pcl_catkin [ 0.2 seconds ]
Finished <<< eigen_catkin [ 0.1 seconds ]
Finished <<< gflags_catkin [ 0.1 seconds ]
Starting >>> glog_catkin
Finished <<< glog_catkin [ 0.1 seconds ]

---

Errors << opencv3_catkin:make /home/timothy/catkin_ws/logs/opencv3_catkin/build.make.019.log
make[3]: warning: -jN forced in submake: disabling jobserver mode.
In file included from /home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/src/precomp.hpp:46:0,
from /home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/src/ellipticKeyPoint.cpp:5:
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:88:18: error: variable ‘cv::cuda::CV_EXPORTS cv::cuda::SURF_CUDA’ has initializer but incomplete type
class CV_EXPORTS SURF_CUDA
^~~~~~~~~
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:90:1: error: expected primary-expression before ‘public’
public:
^~~~~~
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:90:1: error: expected ‘}’ before ‘public’
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:90:1: error: expected ‘,’ or ‘;’ before ‘public’
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:104:16: error: expected constructor, destructor, or type conversion before ‘;’ token
SURF_CUDA();
^
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:107:104: error: ISO C++ forbids declaration of ‘SURF_CUDA’ with no type [-fpermissive]
int _nOctaveLayers=2, bool _extended=false, float _keypointsRatio=0.01f, bool _upright = false);
^
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:106:5: error: ‘explicit’ outside class declaration
explicit SURF_CUDA(double _hessianThreshold, int _nOctaves=4,
^~~~~~~~
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:110:26: error: non-member function ‘int cv::cuda::descriptorSize()’ cannot have cv-qualifier
int descriptorSize() const;
^~~~~
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:112:23: error: non-member function ‘int cv::cuda::defaultNorm()’ cannot have cv-qualifier
int defaultNorm() const;
^~~~~
In file included from /home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/src/precomp.hpp:46:0,
from /home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/src/daisy.cpp:51:
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:88:18: error: variable ‘cv::cuda::CV_EXPORTS cv::cuda::SURF_CUDA’ has initializer but incomplete type
class CV_EXPORTS SURF_CUDA
^~~~~~~~~
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:90:1: error: expected primary-expression before ‘public’
public:
^~~~~~
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:90:1: error: expected ‘}’ before ‘public’
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:90:1: error: expected ‘,’ or ‘;’ before ‘public’
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:104:16: error: expected constructor, destructor, or type conversion before ‘;’ token
SURF_CUDA();
^
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:107:104: error: ISO C++ forbids declaration of ‘SURF_CUDA’ with no type [-fpermissive]
int _nOctaveLayers=2, bool _extended=false, float _keypointsRatio=0.01f, bool _upright = false);
^
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:106:5: error: ‘explicit’ outside class declaration
explicit SURF_CUDA(double _hessianThreshold, int _nOctaves=4,
^~~~~~~~
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:110:26: error: non-member function ‘int cv::cuda::descriptorSize()’ cannot have cv-qualifier
int descriptorSize() const;
^~~~~
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:112:23: error: non-member function ‘int cv::cuda::defaultNorm()’ cannot have cv-qualifier
int defaultNorm() const;
^~~~~
In file included from /home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/src/precomp.hpp:46:0,
from /home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/src/gms.cpp:12:
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:88:18: error: variable ‘cv::cuda::CV_EXPORTS cv::cuda::SURF_CUDA’ has initializer but incomplete type
class CV_EXPORTS SURF_CUDA
^~~~~~~~~
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:115:37: error: ‘vector’ in namespace ‘std’ does not name a template type
void uploadKeypoints(const std::vector& keypoints, GpuMat& keypointsGPU);
^~~~~~
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:90:1: error: expected primary-expression before ‘public’
public:
^~~~~~
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:115:43: error: expected ‘,’ or ‘...’ before ‘<’ token
void uploadKeypoints(const std::vector& keypoints, GpuMat& keypointsGPU);
^
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:90:1: error: expected ‘}’ before ‘public’
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:90:1: error: expected ‘,’ or ‘;’ before ‘public’
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:104:16: error: expected constructor, destructor, or type conversion before ‘;’ token
SURF_CUDA();
^
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:107:104: error: ISO C++ forbids declaration of ‘SURF_CUDA’ with no type [-fpermissive]
int _nOctaveLayers=2, bool _extended=false, float _keypointsRatio=0.01f, bool _upright = false);
^
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:106:5: error: ‘explicit’ outside class declaration
explicit SURF_CUDA(double _hessianThreshold, int _nOctaves=4,
^~~~~~~~
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:110:26: error: non-member function ‘int cv::cuda::descriptorSize()’ cannot have cv-qualifier
int descriptorSize() const;
^~~~~
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:112:23: error: non-member function ‘int cv::cuda::defaultNorm()’ cannot have cv-qualifier
int defaultNorm() const;
^~~~~
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:115:37: error: ‘vector’ in namespace ‘std’ does not name a template type
void uploadKeypoints(const std::vector& keypoints, GpuMat& keypointsGPU);
^~~~~~
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:115:43: error: expected ‘,’ or ‘...’ before ‘<’ token
void uploadKeypoints(const std::vector& keypoints, GpuMat& keypointsGPU);
^
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:115:37: error: ‘vector’ in namespace ‘std’ does not name a template type
void uploadKeypoints(const std::vector& keypoints, GpuMat& keypointsGPU);
^~~~~~
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:115:43: error: expected ‘,’ or ‘...’ before ‘<’ token
void uploadKeypoints(const std::vector& keypoints, GpuMat& keypointsGPU);
^
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:117:34: error: ‘GpuMat’ does not name a type
void downloadKeypoints(const GpuMat& keypointsGPU, std::vector& keypoints);
^~~~~~
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:117:61: error: ‘std::vector’ has not been declared
void downloadKeypoints(const GpuMat& keypointsGPU, std::vector& keypoints);
^~~~~~
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:117:67: error: expected ‘,’ or ‘...’ before ‘<’ token
void downloadKeypoints(const GpuMat& keypointsGPU, std::vector& keypoints);
^
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:117:34: error: ‘GpuMat’ does not name a type
void downloadKeypoints(const GpuMat& keypointsGPU, std::vector& keypoints);
^~~~~~
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:117:61: error: ‘std::vector’ has not been declared
void downloadKeypoints(const GpuMat& keypointsGPU, std::vector& keypoints);
^~~~~~
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:117:67: error: expected ‘,’ or ‘...’ before ‘<’ token
void downloadKeypoints(const GpuMat& keypointsGPU, std::vector& keypoints);
^
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:120:36: error: ‘GpuMat’ does not name a type
void downloadDescriptors(const GpuMat& descriptorsGPU, std::vector& descriptors);
^~~~~~
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:120:65: error: ‘std::vector’ has not been declared
void downloadDescriptors(const GpuMat& descriptorsGPU, std::vector& descriptors);
^~~~~~
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:120:71: error: expected ‘,’ or ‘...’ before ‘<’ token
void downloadDescriptors(const GpuMat& descriptorsGPU, std::vector& descriptors);
^
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:120:36: error: ‘GpuMat’ does not name a type
void downloadDescriptors(const GpuMat& descriptorsGPU, std::vector& descriptors);
^~~~~~
/home/timothy/catkin_ws/build/opencv3_catkin/opencv3_contrib_src/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp:120:65: error: ‘std::vector’ has not been declared
void downloadDescriptors(const GpuMat& descriptorsGPU, std::vector& descriptors);
`

Thank you pretty much.