Parsed test spec with 2 sessions

starting permutation: s1a s1c s2a s2b
table_name     
---------------
ts_cluster_test

step s1a: INSERT INTO ts_cluster_test VALUES ('2017-01-20T090001', 23.4, 1);
step s1c: COMMIT;
step s2a: INSERT INTO ts_cluster_test VALUES ('2017-01-20T090002', 0.72, 1);
step s2b: COMMIT;

starting permutation: s1a s2a s1c s2b
table_name     
---------------
ts_cluster_test

step s1a: INSERT INTO ts_cluster_test VALUES ('2017-01-20T090001', 23.4, 1);
step s2a: INSERT INTO ts_cluster_test VALUES ('2017-01-20T090002', 0.72, 1); <waiting ...>
step s1c: COMMIT;
step s2a: <... completed>
step s2b: COMMIT;

starting permutation: s1a s2a s2b s1c
table_name     
---------------
ts_cluster_test

step s1a: INSERT INTO ts_cluster_test VALUES ('2017-01-20T090001', 23.4, 1);
step s2a: INSERT INTO ts_cluster_test VALUES ('2017-01-20T090002', 0.72, 1); <waiting ...>
step s2a: <... completed>
ERROR:  canceling statement due to lock timeout
step s2b: COMMIT;
step s1c: COMMIT;

starting permutation: s2a s1a s1c s2b
table_name     
---------------
ts_cluster_test

step s2a: INSERT INTO ts_cluster_test VALUES ('2017-01-20T090002', 0.72, 1);
step s1a: INSERT INTO ts_cluster_test VALUES ('2017-01-20T090001', 23.4, 1); <waiting ...>
step s1a: <... completed>
ERROR:  canceling statement due to lock timeout
step s1c: COMMIT;
step s2b: COMMIT;

starting permutation: s2a s1a s2b s1c
table_name     
---------------
ts_cluster_test

step s2a: INSERT INTO ts_cluster_test VALUES ('2017-01-20T090002', 0.72, 1);
step s1a: INSERT INTO ts_cluster_test VALUES ('2017-01-20T090001', 23.4, 1); <waiting ...>
step s2b: COMMIT;
step s1a: <... completed>
step s1c: COMMIT;

starting permutation: s2a s2b s1a s1c
table_name     
---------------
ts_cluster_test

step s2a: INSERT INTO ts_cluster_test VALUES ('2017-01-20T090002', 0.72, 1);
step s2b: COMMIT;
step s1a: INSERT INTO ts_cluster_test VALUES ('2017-01-20T090001', 23.4, 1);
step s1c: COMMIT;
