diff --git a/src/test/isolation/expected/fk-deadlock2_1.out b/src/test/isolation/expected/fk-deadlock2_1.out
index a68ed2e026..8ccc24a2ab 100644
--- a/src/test/isolation/expected/fk-deadlock2_1.out
+++ b/src/test/isolation/expected/fk-deadlock2_1.out
@@ -1,110 +1,110 @@
 Parsed test spec with 2 sessions
 
 starting permutation: s1u1 s1u2 s1c s2u1 s2u2 s2c
-step s1u1:  UPDATE A SET Col1 = 1 WHERE AID = 1; 
-step s1u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s1c:  COMMIT; 
-step s2u1:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s2u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s2c:  COMMIT; 
+step s1u1: UPDATE A SET Col1 = 1 WHERE AID = 1;
+step s1u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s1c: COMMIT;
+step s2u1: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s2u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s2c: COMMIT;
 
 starting permutation: s1u1 s1u2 s2u1 s1c s2u2 s2c
-step s1u1:  UPDATE A SET Col1 = 1 WHERE AID = 1; 
-step s1u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s2u1:  UPDATE B SET Col2 = 1 WHERE BID = 2;  <waiting ...>
-step s1c:  COMMIT; 
+step s1u1: UPDATE A SET Col1 = 1 WHERE AID = 1;
+step s1u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s2u1: UPDATE B SET Col2 = 1 WHERE BID = 2; <waiting ...>
+step s1c: COMMIT;
 step s2u1: <... completed>
 ERROR:  could not serialize access due to concurrent update
-step s2u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
+step s2u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
 ERROR:  current transaction is aborted, commands ignored until end of transaction block
-step s2c:  COMMIT; 
+step s2c: COMMIT;
 
 starting permutation: s1u1 s2u1 s1u2 s2u2 s1c s2c
-step s1u1:  UPDATE A SET Col1 = 1 WHERE AID = 1; 
-step s2u1:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s1u2:  UPDATE B SET Col2 = 1 WHERE BID = 2;  <waiting ...>
-step s2u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
+step s1u1: UPDATE A SET Col1 = 1 WHERE AID = 1;
+step s2u1: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s1u2: UPDATE B SET Col2 = 1 WHERE BID = 2; <waiting ...>
+step s2u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
 step s1u2: <... completed>
 ERROR:  deadlock detected
-step s1c:  COMMIT; 
-step s2c:  COMMIT; 
+step s1c: COMMIT;
+step s2c: COMMIT;
 
 starting permutation: s1u1 s2u1 s1u2 s2u2 s2c s1c
-step s1u1:  UPDATE A SET Col1 = 1 WHERE AID = 1; 
-step s2u1:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s1u2:  UPDATE B SET Col2 = 1 WHERE BID = 2;  <waiting ...>
-step s2u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
+step s1u1: UPDATE A SET Col1 = 1 WHERE AID = 1;
+step s2u1: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s1u2: UPDATE B SET Col2 = 1 WHERE BID = 2; <waiting ...>
+step s2u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
 step s1u2: <... completed>
 ERROR:  deadlock detected
-step s2c:  COMMIT; 
-step s1c:  COMMIT; 
+step s2c: COMMIT;
+step s1c: COMMIT;
 
 starting permutation: s1u1 s2u1 s2u2 s1u2 s1c s2c
-step s1u1:  UPDATE A SET Col1 = 1 WHERE AID = 1; 
-step s2u1:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s2u2:  UPDATE B SET Col2 = 1 WHERE BID = 2;  <waiting ...>
-step s1u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
+step s1u1: UPDATE A SET Col1 = 1 WHERE AID = 1;
+step s2u1: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s2u2: UPDATE B SET Col2 = 1 WHERE BID = 2; <waiting ...>
+step s1u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
 ERROR:  deadlock detected
 step s2u2: <... completed>
-step s1c:  COMMIT; 
-step s2c:  COMMIT; 
+step s1c: COMMIT;
+step s2c: COMMIT;
 
 starting permutation: s1u1 s2u1 s2u2 s1u2 s2c s1c
-step s1u1:  UPDATE A SET Col1 = 1 WHERE AID = 1; 
-step s2u1:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s2u2:  UPDATE B SET Col2 = 1 WHERE BID = 2;  <waiting ...>
-step s1u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
+step s1u1: UPDATE A SET Col1 = 1 WHERE AID = 1;
+step s2u1: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s2u2: UPDATE B SET Col2 = 1 WHERE BID = 2; <waiting ...>
+step s1u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
 ERROR:  deadlock detected
 step s2u2: <... completed>
-step s2c:  COMMIT; 
-step s1c:  COMMIT; 
+step s2c: COMMIT;
+step s1c: COMMIT;
 
 starting permutation: s2u1 s1u1 s1u2 s2u2 s1c s2c
-step s2u1:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s1u1:  UPDATE A SET Col1 = 1 WHERE AID = 1; 
-step s1u2:  UPDATE B SET Col2 = 1 WHERE BID = 2;  <waiting ...>
-step s2u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
+step s2u1: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s1u1: UPDATE A SET Col1 = 1 WHERE AID = 1;
+step s1u2: UPDATE B SET Col2 = 1 WHERE BID = 2; <waiting ...>
+step s2u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
 step s1u2: <... completed>
 ERROR:  deadlock detected
-step s1c:  COMMIT; 
-step s2c:  COMMIT; 
+step s1c: COMMIT;
+step s2c: COMMIT;
 
 starting permutation: s2u1 s1u1 s1u2 s2u2 s2c s1c
-step s2u1:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s1u1:  UPDATE A SET Col1 = 1 WHERE AID = 1; 
-step s1u2:  UPDATE B SET Col2 = 1 WHERE BID = 2;  <waiting ...>
-step s2u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
+step s2u1: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s1u1: UPDATE A SET Col1 = 1 WHERE AID = 1;
+step s1u2: UPDATE B SET Col2 = 1 WHERE BID = 2; <waiting ...>
+step s2u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
 step s1u2: <... completed>
 ERROR:  deadlock detected
-step s2c:  COMMIT; 
-step s1c:  COMMIT; 
+step s2c: COMMIT;
+step s1c: COMMIT;
 
 starting permutation: s2u1 s1u1 s2u2 s1u2 s1c s2c
-step s2u1:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s1u1:  UPDATE A SET Col1 = 1 WHERE AID = 1; 
-step s2u2:  UPDATE B SET Col2 = 1 WHERE BID = 2;  <waiting ...>
-step s1u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
+step s2u1: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s1u1: UPDATE A SET Col1 = 1 WHERE AID = 1;
+step s2u2: UPDATE B SET Col2 = 1 WHERE BID = 2; <waiting ...>
+step s1u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
 ERROR:  deadlock detected
 step s2u2: <... completed>
-step s1c:  COMMIT; 
-step s2c:  COMMIT; 
+step s1c: COMMIT;
+step s2c: COMMIT;
 
 starting permutation: s2u1 s1u1 s2u2 s1u2 s2c s1c
-step s2u1:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s1u1:  UPDATE A SET Col1 = 1 WHERE AID = 1; 
-step s2u2:  UPDATE B SET Col2 = 1 WHERE BID = 2;  <waiting ...>
-step s1u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
+step s2u1: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s1u1: UPDATE A SET Col1 = 1 WHERE AID = 1;
+step s2u2: UPDATE B SET Col2 = 1 WHERE BID = 2; <waiting ...>
+step s1u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
 ERROR:  deadlock detected
 step s2u2: <... completed>
-step s2c:  COMMIT; 
-step s1c:  COMMIT; 
+step s2c: COMMIT;
+step s1c: COMMIT;
 
 starting permutation: s2u1 s2u2 s1u1 s2c s1u2 s1c
-step s2u1:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s2u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s1u1:  UPDATE A SET Col1 = 1 WHERE AID = 1;  <waiting ...>
-step s2c:  COMMIT; 
+step s2u1: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s2u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s1u1: UPDATE A SET Col1 = 1 WHERE AID = 1; <waiting ...>
+step s2c: COMMIT;
 step s1u1: <... completed>
-step s1u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
+step s1u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
 ERROR:  could not serialize access due to read/write dependencies among transactions
-step s1c:  COMMIT; 
+step s1c: COMMIT;
diff --git a/src/test/isolation/expected/fk-deadlock2_2.out b/src/test/isolation/expected/fk-deadlock2_2.out
index 9bbf23c248..d61b1ed471 100644
--- a/src/test/isolation/expected/fk-deadlock2_2.out
+++ b/src/test/isolation/expected/fk-deadlock2_2.out
@@ -1,110 +1,110 @@
 Parsed test spec with 2 sessions
 
 starting permutation: s1u1 s1u2 s1c s2u1 s2u2 s2c
-step s1u1:  UPDATE A SET Col1 = 1 WHERE AID = 1; 
-step s1u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s1c:  COMMIT; 
-step s2u1:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s2u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s2c:  COMMIT; 
+step s1u1: UPDATE A SET Col1 = 1 WHERE AID = 1;
+step s1u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s1c: COMMIT;
+step s2u1: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s2u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s2c: COMMIT;
 
 starting permutation: s1u1 s1u2 s2u1 s1c s2u2 s2c
-step s1u1:  UPDATE A SET Col1 = 1 WHERE AID = 1; 
-step s1u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s2u1:  UPDATE B SET Col2 = 1 WHERE BID = 2;  <waiting ...>
-step s1c:  COMMIT; 
+step s1u1: UPDATE A SET Col1 = 1 WHERE AID = 1;
+step s1u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s2u1: UPDATE B SET Col2 = 1 WHERE BID = 2; <waiting ...>
+step s1c: COMMIT;
 step s2u1: <... completed>
 ERROR:  could not serialize access due to concurrent update
-step s2u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
+step s2u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
 ERROR:  current transaction is aborted, commands ignored until end of transaction block
-step s2c:  COMMIT; 
+step s2c: COMMIT;
 
 starting permutation: s1u1 s2u1 s1u2 s2u2 s1c s2c
-step s1u1:  UPDATE A SET Col1 = 1 WHERE AID = 1; 
-step s2u1:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s1u2:  UPDATE B SET Col2 = 1 WHERE BID = 2;  <waiting ...>
-step s2u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
+step s1u1: UPDATE A SET Col1 = 1 WHERE AID = 1;
+step s2u1: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s1u2: UPDATE B SET Col2 = 1 WHERE BID = 2; <waiting ...>
+step s2u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
 step s1u2: <... completed>
 ERROR:  deadlock detected
-step s1c:  COMMIT; 
-step s2c:  COMMIT; 
+step s1c: COMMIT;
+step s2c: COMMIT;
 
 starting permutation: s1u1 s2u1 s1u2 s2u2 s2c s1c
-step s1u1:  UPDATE A SET Col1 = 1 WHERE AID = 1; 
-step s2u1:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s1u2:  UPDATE B SET Col2 = 1 WHERE BID = 2;  <waiting ...>
-step s2u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
+step s1u1: UPDATE A SET Col1 = 1 WHERE AID = 1;
+step s2u1: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s1u2: UPDATE B SET Col2 = 1 WHERE BID = 2; <waiting ...>
+step s2u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
 step s1u2: <... completed>
 ERROR:  deadlock detected
-step s2c:  COMMIT; 
-step s1c:  COMMIT; 
+step s2c: COMMIT;
+step s1c: COMMIT;
 
 starting permutation: s1u1 s2u1 s2u2 s1u2 s1c s2c
-step s1u1:  UPDATE A SET Col1 = 1 WHERE AID = 1; 
-step s2u1:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s2u2:  UPDATE B SET Col2 = 1 WHERE BID = 2;  <waiting ...>
-step s1u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
+step s1u1: UPDATE A SET Col1 = 1 WHERE AID = 1;
+step s2u1: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s2u2: UPDATE B SET Col2 = 1 WHERE BID = 2; <waiting ...>
+step s1u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
 ERROR:  deadlock detected
 step s2u2: <... completed>
-step s1c:  COMMIT; 
-step s2c:  COMMIT; 
+step s1c: COMMIT;
+step s2c: COMMIT;
 
 starting permutation: s1u1 s2u1 s2u2 s1u2 s2c s1c
-step s1u1:  UPDATE A SET Col1 = 1 WHERE AID = 1; 
-step s2u1:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s2u2:  UPDATE B SET Col2 = 1 WHERE BID = 2;  <waiting ...>
-step s1u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
+step s1u1: UPDATE A SET Col1 = 1 WHERE AID = 1;
+step s2u1: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s2u2: UPDATE B SET Col2 = 1 WHERE BID = 2; <waiting ...>
+step s1u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
 ERROR:  deadlock detected
 step s2u2: <... completed>
-step s2c:  COMMIT; 
-step s1c:  COMMIT; 
+step s2c: COMMIT;
+step s1c: COMMIT;
 
 starting permutation: s2u1 s1u1 s1u2 s2u2 s1c s2c
-step s2u1:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s1u1:  UPDATE A SET Col1 = 1 WHERE AID = 1; 
-step s1u2:  UPDATE B SET Col2 = 1 WHERE BID = 2;  <waiting ...>
-step s2u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
+step s2u1: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s1u1: UPDATE A SET Col1 = 1 WHERE AID = 1;
+step s1u2: UPDATE B SET Col2 = 1 WHERE BID = 2; <waiting ...>
+step s2u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
 step s1u2: <... completed>
 ERROR:  deadlock detected
-step s1c:  COMMIT; 
-step s2c:  COMMIT; 
+step s1c: COMMIT;
+step s2c: COMMIT;
 
 starting permutation: s2u1 s1u1 s1u2 s2u2 s2c s1c
-step s2u1:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s1u1:  UPDATE A SET Col1 = 1 WHERE AID = 1; 
-step s1u2:  UPDATE B SET Col2 = 1 WHERE BID = 2;  <waiting ...>
-step s2u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
+step s2u1: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s1u1: UPDATE A SET Col1 = 1 WHERE AID = 1;
+step s1u2: UPDATE B SET Col2 = 1 WHERE BID = 2; <waiting ...>
+step s2u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
 step s1u2: <... completed>
 ERROR:  deadlock detected
-step s2c:  COMMIT; 
-step s1c:  COMMIT; 
+step s2c: COMMIT;
+step s1c: COMMIT;
 
 starting permutation: s2u1 s1u1 s2u2 s1u2 s1c s2c
-step s2u1:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s1u1:  UPDATE A SET Col1 = 1 WHERE AID = 1; 
-step s2u2:  UPDATE B SET Col2 = 1 WHERE BID = 2;  <waiting ...>
-step s1u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
+step s2u1: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s1u1: UPDATE A SET Col1 = 1 WHERE AID = 1;
+step s2u2: UPDATE B SET Col2 = 1 WHERE BID = 2; <waiting ...>
+step s1u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
 ERROR:  deadlock detected
 step s2u2: <... completed>
-step s1c:  COMMIT; 
-step s2c:  COMMIT; 
+step s1c: COMMIT;
+step s2c: COMMIT;
 
 starting permutation: s2u1 s1u1 s2u2 s1u2 s2c s1c
-step s2u1:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s1u1:  UPDATE A SET Col1 = 1 WHERE AID = 1; 
-step s2u2:  UPDATE B SET Col2 = 1 WHERE BID = 2;  <waiting ...>
-step s1u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
+step s2u1: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s1u1: UPDATE A SET Col1 = 1 WHERE AID = 1;
+step s2u2: UPDATE B SET Col2 = 1 WHERE BID = 2; <waiting ...>
+step s1u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
 ERROR:  deadlock detected
 step s2u2: <... completed>
-step s2c:  COMMIT; 
-step s1c:  COMMIT; 
+step s2c: COMMIT;
+step s1c: COMMIT;
 
 starting permutation: s2u1 s2u2 s1u1 s2c s1u2 s1c
-step s2u1:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s2u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
-step s1u1:  UPDATE A SET Col1 = 1 WHERE AID = 1;  <waiting ...>
-step s2c:  COMMIT; 
+step s2u1: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s2u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
+step s1u1: UPDATE A SET Col1 = 1 WHERE AID = 1; <waiting ...>
+step s2c: COMMIT;
 step s1u1: <... completed>
-step s1u2:  UPDATE B SET Col2 = 1 WHERE BID = 2; 
+step s1u2: UPDATE B SET Col2 = 1 WHERE BID = 2;
 ERROR:  could not serialize access due to concurrent update
-step s1c:  COMMIT; 
+step s1c: COMMIT;
diff --git a/src/test/isolation/expected/fk-deadlock_1.out b/src/test/isolation/expected/fk-deadlock_1.out
index f4a43edbf5..69540b0934 100644
--- a/src/test/isolation/expected/fk-deadlock_1.out
+++ b/src/test/isolation/expected/fk-deadlock_1.out
@@ -1,71 +1,71 @@
 Parsed test spec with 2 sessions
 
 starting permutation: s1i s1u s1c s2i s2u s2c
-step s1i:  INSERT INTO child VALUES (1, 1); 
-step s1u:  UPDATE parent SET aux = 'bar'; 
-step s1c:  COMMIT; 
-step s2i:  INSERT INTO child VALUES (2, 1); 
-step s2u:  UPDATE parent SET aux = 'baz'; 
-step s2c:  COMMIT; 
+step s1i: INSERT INTO child VALUES (1, 1);
+step s1u: UPDATE parent SET aux = 'bar';
+step s1c: COMMIT;
+step s2i: INSERT INTO child VALUES (2, 1);
+step s2u: UPDATE parent SET aux = 'baz';
+step s2c: COMMIT;
 
 starting permutation: s1i s1u s2i s1c s2u s2c
-step s1i:  INSERT INTO child VALUES (1, 1); 
-step s1u:  UPDATE parent SET aux = 'bar'; 
-step s2i:  INSERT INTO child VALUES (2, 1);  <waiting ...>
-step s1c:  COMMIT; 
+step s1i: INSERT INTO child VALUES (1, 1);
+step s1u: UPDATE parent SET aux = 'bar';
+step s2i: INSERT INTO child VALUES (2, 1); <waiting ...>
+step s1c: COMMIT;
 step s2i: <... completed>
 ERROR:  could not serialize access due to concurrent update
-step s2u:  UPDATE parent SET aux = 'baz'; 
+step s2u: UPDATE parent SET aux = 'baz';
 ERROR:  current transaction is aborted, commands ignored until end of transaction block
-step s2c:  COMMIT; 
+step s2c: COMMIT;
 
 starting permutation: s1i s2i s1u s2u s1c s2c
-step s1i:  INSERT INTO child VALUES (1, 1); 
-step s2i:  INSERT INTO child VALUES (2, 1); 
-step s1u:  UPDATE parent SET aux = 'bar';  <waiting ...>
-step s2u:  UPDATE parent SET aux = 'baz'; 
+step s1i: INSERT INTO child VALUES (1, 1);
+step s2i: INSERT INTO child VALUES (2, 1);
+step s1u: UPDATE parent SET aux = 'bar'; <waiting ...>
+step s2u: UPDATE parent SET aux = 'baz';
 step s1u: <... completed>
 ERROR:  deadlock detected
-step s1c:  COMMIT; 
-step s2c:  COMMIT; 
+step s1c: COMMIT;
+step s2c: COMMIT;
 
 starting permutation: s1i s2i s2u s1u s2c s1c
-step s1i:  INSERT INTO child VALUES (1, 1); 
-step s2i:  INSERT INTO child VALUES (2, 1); 
-step s2u:  UPDATE parent SET aux = 'baz';  <waiting ...>
-step s1u:  UPDATE parent SET aux = 'bar'; 
+step s1i: INSERT INTO child VALUES (1, 1);
+step s2i: INSERT INTO child VALUES (2, 1);
+step s2u: UPDATE parent SET aux = 'baz'; <waiting ...>
+step s1u: UPDATE parent SET aux = 'bar';
 ERROR:  deadlock detected
 step s2u: <... completed>
-step s2c:  COMMIT; 
-step s1c:  COMMIT; 
+step s2c: COMMIT;
+step s1c: COMMIT;
 
 starting permutation: s2i s1i s1u s2u s1c s2c
-step s2i:  INSERT INTO child VALUES (2, 1); 
-step s1i:  INSERT INTO child VALUES (1, 1); 
-step s1u:  UPDATE parent SET aux = 'bar';  <waiting ...>
-step s2u:  UPDATE parent SET aux = 'baz'; 
+step s2i: INSERT INTO child VALUES (2, 1);
+step s1i: INSERT INTO child VALUES (1, 1);
+step s1u: UPDATE parent SET aux = 'bar'; <waiting ...>
+step s2u: UPDATE parent SET aux = 'baz';
 step s1u: <... completed>
 ERROR:  deadlock detected
-step s1c:  COMMIT; 
-step s2c:  COMMIT; 
+step s1c: COMMIT;
+step s2c: COMMIT;
 
 starting permutation: s2i s1i s2u s1u s2c s1c
-step s2i:  INSERT INTO child VALUES (2, 1); 
-step s1i:  INSERT INTO child VALUES (1, 1); 
-step s2u:  UPDATE parent SET aux = 'baz';  <waiting ...>
-step s1u:  UPDATE parent SET aux = 'bar'; 
+step s2i: INSERT INTO child VALUES (2, 1);
+step s1i: INSERT INTO child VALUES (1, 1);
+step s2u: UPDATE parent SET aux = 'baz'; <waiting ...>
+step s1u: UPDATE parent SET aux = 'bar';
 ERROR:  deadlock detected
 step s2u: <... completed>
-step s2c:  COMMIT; 
-step s1c:  COMMIT; 
+step s2c: COMMIT;
+step s1c: COMMIT;
 
 starting permutation: s2i s2u s1i s2c s1u s1c
-step s2i:  INSERT INTO child VALUES (2, 1); 
-step s2u:  UPDATE parent SET aux = 'baz'; 
-step s1i:  INSERT INTO child VALUES (1, 1);  <waiting ...>
-step s2c:  COMMIT; 
+step s2i: INSERT INTO child VALUES (2, 1);
+step s2u: UPDATE parent SET aux = 'baz';
+step s1i: INSERT INTO child VALUES (1, 1); <waiting ...>
+step s2c: COMMIT;
 step s1i: <... completed>
 ERROR:  could not serialize access due to concurrent update
-step s1u:  UPDATE parent SET aux = 'bar'; 
+step s1u: UPDATE parent SET aux = 'bar';
 ERROR:  current transaction is aborted, commands ignored until end of transaction block
-step s1c:  COMMIT; 
+step s1c: COMMIT;