# %TEST-EXEC-FAIL: btest -d --trace-file=trace.json t1 t2 t3
# %TEST-EXEC: cat trace.json | python3 -c 'import json, sys; xs = json.load(sys.stdin); print(len(xs)); print(sorted([str(x) for x in xs[0].keys()]))' > output
# %TEST-EXEC: btest-diff output

%TEST-START-FILE t1
@TEST-EXEC: exit 0
%TEST-END-FILE

%TEST-START-FILE t2
@TEST-EXEC: exit 1
%TEST-END-FILE

%TEST-START-FILE t3
@TEST-EXEC: exit 0
%TEST-END-FILE