/export/starexec/sandbox/solver/bin/starexec_run_default /export/starexec/sandbox/benchmark/theBenchmark.xml /export/starexec/sandbox/output/output_files -------------------------------------------------------------------------------- NO After renaming modulo the bijection { 0 ↦ 0, q0 ↦ 1, 1 ↦ 2, q1 ↦ 3, q2 ↦ 4, q3 ↦ 5, q4 ↦ 6, q5 ↦ 7, q6 ↦ 8, q7 ↦ 9, q8 ↦ 10, q9 ↦ 11, h ↦ 12 }, it remains to prove termination of the 43-rule system { 0 1 0 ⟶ 0 0 1 , 0 1 2 ⟶ 0 2 1 , 2 1 0 ⟶ 0 0 3 , 2 1 2 ⟶ 0 2 3 , 2 3 0 ⟶ 2 0 3 , 2 3 2 ⟶ 2 2 3 , 0 3 0 ⟶ 0 0 4 , 0 3 2 ⟶ 0 2 4 , 2 4 0 ⟶ 2 0 4 , 2 4 2 ⟶ 2 2 4 , 0 4 ⟶ 5 2 , 2 5 ⟶ 5 2 , 0 5 ⟶ 6 0 , 2 6 ⟶ 6 2 , 0 6 0 ⟶ 2 0 7 , 0 6 2 ⟶ 2 2 7 , 2 7 0 ⟶ 0 0 3 , 2 7 2 ⟶ 0 2 3 , 0 7 ⟶ 8 0 , 2 8 ⟶ 8 2 , 2 9 0 ⟶ 0 0 10 , 2 9 2 ⟶ 0 2 10 , 0 10 ⟶ 0 1 , 2 10 0 ⟶ 2 0 10 , 2 10 2 ⟶ 2 2 10 , 0 8 ⟶ 11 0 , 0 11 0 ⟶ 2 0 9 , 0 11 2 ⟶ 2 2 9 , 2 11 ⟶ 11 2 , 12 1 ⟶ 12 0 1 , 1 12 ⟶ 1 0 12 , 12 3 ⟶ 12 0 3 , 3 12 ⟶ 3 0 12 , 12 4 ⟶ 12 0 4 , 4 12 ⟶ 4 0 12 , 12 5 ⟶ 12 0 5 , 5 12 ⟶ 5 0 12 , 12 6 ⟶ 12 0 6 , 6 12 ⟶ 6 0 12 , 12 7 ⟶ 12 0 7 , 7 12 ⟶ 7 0 12 , 12 8 ⟶ 12 0 8 , 8 12 ⟶ 8 0 12 } Loop of length 2 starting with a string of length 4 using right expansion and the encoding { 0 ↦ a, 1 ↦ b, ... }: .aba.m rule aba-> aab at position 0 .aab.m rule bm-> bam at position 2 .aabam.