260510.110728.CST [skip ci] introduce verbose to control the printing behavior of the solvers in testprima, as the crash MATLAB error Exit Status: 0xc0000409 seems to te due to the printing

Author: zaikunzhang

.github/workflows/test_matlab.yml

@@ -171,7 +171,9 @@ jobs:
         with:
           command: |
             cd matlab/tests;
-            testprima_ex(false);  % false: do not test the classical mode.
+            test_classical = true;
+            verbose = true;
+            testprima_ex(test_classical, verbose);
 
       - name: Conduct the test; treat timeout as SUCCESS (exit 0). Only for macOS on Intel.
         if: ${{ runner.os == 'macOS' && runner.arch == 'X64' }}
@@ -180,4 +182,6 @@ jobs:
           timelimit: 320m
           command: |
             cd matlab/tests;
-            testprima_ex(false);  % false: do not test the classical mode.
+            test_classical = true;
+            verbose = true;
+            testprima_ex(test_classical, verbose);

.github/workflows/test_matlab_linux.yml

@@ -137,4 +137,6 @@ jobs:
         with:
           command: |
             cd matlab/tests;
-            testprima_ex(true);  % true: test the classical mode.
+            test_classical = true;
+            verbose = true;
+            testprima_ex(test_classical, verbose);

.github/workflows/test_matlab_mac.yml

@@ -69,4 +69,4 @@ jobs:
 
       - name: Conduct the test  # We do not use matlab-actions/run-command, which is not supported on macOS ARM64 as of 20240119
         # true: test the classical mode.
-        run: ${{ env.MATLAB }} -nojvm -batch "cd matlab/tests; testprima_ex(true);"
+        run: ${{ env.MATLAB }} -nojvm -batch "cd matlab/tests; test_classical = true; verbose = true; testprima_ex(test_classical, verbose);"

.github/workflows/test_matlab_mac_intel.yml

@@ -101,4 +101,6 @@ jobs:
           timelimit: 320m
           command: |
             cd matlab/tests;
-            testprima_ex(true);  % true: test the classical mode.
+            test_classical = true;
+            verbose = true;
+            testprima_ex(test_classical, verbose);

.github/workflows/test_matlab_windows.yml

@@ -122,7 +122,8 @@ jobs:
             end
             root_dir = pwd();
             cd(fullfile(root_dir, 'matlab/tests'));
-            % With MinGW, we do not test the classical mode, which may encounter memory errors with
-            % the message "ERROR: MATLAB error Exit Status: 0xc0000409".
-            %test_classical = ~strcmpi('${{ matrix.compiler }}', 'mingw');
-            testprima_ex(true);
+            test_classical = true;
+            % With MinGW, if we set verbose to true, MATLAB will crash with the message "ERROR: MATLAB error Exit Status: 0xc0000409".
+            % To be investigated whether this is a bug of MATLAB or MinGW. Setting verbose to false is a workaround.
+            verbose = ~strcmpi('${{ matrix.compiler }}', 'mingw');
+            testprima_ex(test_classical, verbose);

matlab/tests/testprima.m

@@ -1,4 +1,4 @@
-function testprima(release, precision, nrun, test_classical)
+function testprima(release, precision, nrun, test_classical, verbose)
 %TESTPRIMA tests prima on a few VERY simple problems.
 %   release is a boolean that controls whether to test prima in release mode (true) or not (false).
 %   In release mode, the testing precision is relaxed and the testing results are not printed.
@@ -7,6 +7,8 @@ function testprima(release, precision, nrun, test_classical)
 %   default value is 1, meaning that no perturbation will be added to x0. If nrun > 1, a tiny
 %   quasi-random perturbation will be added to x0 in each run.
 %   test_classical is a boolean that controls whether to test the classical version of prima.
+%   verbose is a boolean that controls whether the solvers print messages. In release mode, it will
+%   be ignored and the solvers will not print messages.
 %
 %   Note: Do NOT follow the syntax here when you use prima. This file is
 %   written for testing purpose, and it uses quite atypical syntax. See
@@ -50,6 +52,10 @@ function testprima(release, precision, nrun, test_classical)
 if nargin < 4
     test_classical = false;
 end
+if nargin < 5
+    verbose = false;
+end
+verbose = verbose && ~release; % In release mode, the solvers will not print messages regardless of the value of `verbose`.
 
 options.debug = true;
 options.chkfunval = true;
@@ -129,9 +135,8 @@ function testprima(release, precision, nrun, test_classical)
                     problem.x0 = x0;
                     options.solver = solver;
                     options.classical = clflag;
+                    options.iprint = round(4*(2*rand() - 1)) * verbose;
                     problem.options = options;
-                    %problem.options.iprint = round(4*(2*rand() - 1)) * (1 - release);
-                    problem.options.iprint = 0;
 
                     switch type
                     case 'unconstrained'
@@ -163,7 +168,7 @@ function testprima(release, precision, nrun, test_classical)
 
                     xs = prima(problem);
 
-                    % Remove the *_output.txt files produced when iprint < 0.
+                    % Remove the *_output.txt files produced when options.iprint < 0.
                     if ~isempty(dir('*_output.txt'))
                         delete('*_output.txt');
                     end

matlab/tests/testprima_ex.m

@@ -1,6 +1,7 @@
-function testprima_ex(test_classical)
+function testprima_ex(test_classical, verbose)
 %TESTPRIMA tests prima extensively on a few VERY simple problems, combining testprima and pdv.
 % test_classical is a boolean that controls whether to test the classical version of prima.
+% verbose is a boolean that controls whether the solvers print messages.
 
 ver;
 
@@ -11,11 +12,11 @@ function testprima_ex(test_classical)
 options.verbose = true;
 setup(options);
 prima('info')
-testprima(false, 1.0e-10, 100, test_classical);
+testprima(false, 1.0e-10, 100, test_classical, verbose);
 setup
 setup path
 prima('info')
-testprima(false, 1.0e-10, 100, test_classical);
+testprima(false, 1.0e-10, 100, test_classical, verbose);
 setup cobyla
 setup uobyqa
 setup newuoa