distcheck fails
100% reproducible:
[000056299f03f8e0] main input debug: program(0): using clock source: 'audio'
[000056299f03f8e0] main input debug: Buffering 0%
[000056299f03f8e0] main input debug: Buffering 13%
[000056299f03f8e0] main input debug: Buffering 26%
[000056299f03f8e0] main input debug: Buffering 40%
[00007f8d30003140] main decoder debug: vout change: decoder size
[00007f8d30003140] main decoder debug: vout change: visible size
[00007f8d30003140] main decoder debug: vout change: chroma
[000056299f03f8e0] main input debug: Buffering 53%
[000056299f03f8e0] main input debug: Buffering 66%
[000056299f03f8e0] main input debug: Buffering 80%
[000056299f03f8e0] main input debug: Buffering 93%
[000056299f03f8e0] main input debug: Stream buffering done (320 ms in 3 ms)
[00007f8d300113f0] main window debug: requested window size: 800x600
[00007f8d30012000] main video output debug: deinterlace -1, mode auto, is_needed 0
[00007f8d30012000] main video output debug: Opening vout display wrapper
[00007f8d30012000] main video output warning: window size missing
[00007f8d28001740] main vout display debug: looking for vout display module matching "test_input_decoder_mock": 1 candidates
[00007f8d28001740] main vout display debug: using vout display module "test_input_decoder_mock"
[00007f8d30012000] main video output debug: original format sz 800x600, of (0,0), vsz 800x600, 4cc I420, sar 1:1, orient: normal, msk r0x0 g0x0 b0x0
[00007f8d300113f0] main window debug: requested window size: 800x600
[00007f8d30003140] test_input_decoder_mock decoder: Send first frame from decoder to video output
[00007f8d30003140] main decoder debug: Received first picture
[00007f8d30003140] test_input_decoder_mock decoder: Wait for the display to prepare the frame
[00007f8d30003140] test_input_decoder_mock decoder: Trigger decoder and vout flush
[00007f8d30003140] test_input_decoder_mock decoder: Wait for the picture to be flushed from the vout
FAIL test_src_input_decoder (exit status: 134)
Same test works fine in normal build tree.