NO proof of prog.inttrs # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty Termination of the given IRSwT could be disproven: (0) IRSwT (1) IRSFormatTransformerProof [EQUIVALENT, 0 ms] (2) IRSwT (3) IRSwTTerminationDigraphProof [EQUIVALENT, 373 ms] (4) IRSwT (5) IntTRSCompressionProof [EQUIVALENT, 0 ms] (6) IRSwT (7) IntTRSUnneededArgumentFilterProof [EQUIVALENT, 0 ms] (8) IRSwT (9) FilterProof [EQUIVALENT, 0 ms] (10) IntTRS (11) IntTRSNonPeriodicNontermProof [COMPLETE, 0 ms] (12) NO ---------------------------------------- (0) Obligation: Rules: l0(Result_4HAT0, cnt_19HAT0, cnt_24HAT0, lt_10HAT0, lt_11HAT0, lt_9HAT0, p2_8HAT0, p_7HAT0, x_5HAT0, y_6HAT0) -> l1(Result_4HATpost, cnt_19HATpost, cnt_24HATpost, lt_10HATpost, lt_11HATpost, lt_9HATpost, p2_8HATpost, p_7HATpost, x_5HATpost, y_6HATpost) :|: lt_10HAT1 = cnt_19HAT0 && lt_11HAT1 = cnt_24HAT0 && -1 * lt_10HAT1 + lt_11HAT1 <= 0 && lt_10HATpost = lt_10HATpost && lt_11HATpost = lt_11HATpost && Result_4HATpost = Result_4HATpost && cnt_19HAT0 = cnt_19HATpost && cnt_24HAT0 = cnt_24HATpost && lt_9HAT0 = lt_9HATpost && p2_8HAT0 = p2_8HATpost && p_7HAT0 = p_7HATpost && x_5HAT0 = x_5HATpost && y_6HAT0 = y_6HATpost l0(x, x1, x2, x3, x4, x5, x6, x7, x8, x9) -> l2(x10, x11, x12, x13, x14, x15, x16, x17, x18, x19) :|: x20 = x1 && x21 = x2 && 0 <= -1 - x20 + x21 && x13 = x13 && x14 = x14 && x22 = x1 && x15 = x15 && x = x10 && x1 = x11 && x2 = x12 && x6 = x16 && x7 = x17 && x8 = x18 && x9 = x19 l2(x23, x24, x25, x26, x27, x28, x29, x30, x31, x32) -> l0(x33, x34, x35, x36, x37, x38, x39, x40, x41, x42) :|: x32 = x42 && x31 = x41 && x30 = x40 && x29 = x39 && x28 = x38 && x27 = x37 && x26 = x36 && x25 = x35 && x24 = x34 && x23 = x33 l3(x43, x44, x45, x46, x47, x48, x49, x50, x51, x52) -> l0(x53, x54, x55, x56, x57, x58, x59, x60, x61, x62) :|: x48 = x58 && x47 = x57 && x46 = x56 && x45 = x55 && x44 = x54 && x43 = x53 && x59 = x62 && x60 = x61 && x61 = x61 && x62 = x62 l4(x63, x64, x65, x66, x67, x68, x69, x70, x71, x72) -> l3(x73, x74, x75, x76, x77, x78, x79, x80, x81, x82) :|: x72 = x82 && x71 = x81 && x70 = x80 && x69 = x79 && x68 = x78 && x67 = x77 && x66 = x76 && x65 = x75 && x64 = x74 && x63 = x73 Start term: l4(Result_4HAT0, cnt_19HAT0, cnt_24HAT0, lt_10HAT0, lt_11HAT0, lt_9HAT0, p2_8HAT0, p_7HAT0, x_5HAT0, y_6HAT0) ---------------------------------------- (1) IRSFormatTransformerProof (EQUIVALENT) Reformatted IRS to match normalized format (transformed away non-linear left-hand sides, !=, / and %). ---------------------------------------- (2) Obligation: Rules: l0(Result_4HAT0, cnt_19HAT0, cnt_24HAT0, lt_10HAT0, lt_11HAT0, lt_9HAT0, p2_8HAT0, p_7HAT0, x_5HAT0, y_6HAT0) -> l1(Result_4HATpost, cnt_19HATpost, cnt_24HATpost, lt_10HATpost, lt_11HATpost, lt_9HATpost, p2_8HATpost, p_7HATpost, x_5HATpost, y_6HATpost) :|: lt_10HAT1 = cnt_19HAT0 && lt_11HAT1 = cnt_24HAT0 && -1 * lt_10HAT1 + lt_11HAT1 <= 0 && lt_10HATpost = lt_10HATpost && lt_11HATpost = lt_11HATpost && Result_4HATpost = Result_4HATpost && cnt_19HAT0 = cnt_19HATpost && cnt_24HAT0 = cnt_24HATpost && lt_9HAT0 = lt_9HATpost && p2_8HAT0 = p2_8HATpost && p_7HAT0 = p_7HATpost && x_5HAT0 = x_5HATpost && y_6HAT0 = y_6HATpost l0(x, x1, x2, x3, x4, x5, x6, x7, x8, x9) -> l2(x10, x11, x12, x13, x14, x15, x16, x17, x18, x19) :|: x20 = x1 && x21 = x2 && 0 <= -1 - x20 + x21 && x13 = x13 && x14 = x14 && x22 = x1 && x15 = x15 && x = x10 && x1 = x11 && x2 = x12 && x6 = x16 && x7 = x17 && x8 = x18 && x9 = x19 l2(x23, x24, x25, x26, x27, x28, x29, x30, x31, x32) -> l0(x33, x34, x35, x36, x37, x38, x39, x40, x41, x42) :|: x32 = x42 && x31 = x41 && x30 = x40 && x29 = x39 && x28 = x38 && x27 = x37 && x26 = x36 && x25 = x35 && x24 = x34 && x23 = x33 l3(x43, x44, x45, x46, x47, x48, x49, x50, x51, x52) -> l0(x53, x54, x55, x56, x57, x58, x59, x60, x61, x62) :|: x48 = x58 && x47 = x57 && x46 = x56 && x45 = x55 && x44 = x54 && x43 = x53 && x59 = x62 && x60 = x61 && x61 = x61 && x62 = x62 l4(x63, x64, x65, x66, x67, x68, x69, x70, x71, x72) -> l3(x73, x74, x75, x76, x77, x78, x79, x80, x81, x82) :|: x72 = x82 && x71 = x81 && x70 = x80 && x69 = x79 && x68 = x78 && x67 = x77 && x66 = x76 && x65 = x75 && x64 = x74 && x63 = x73 Start term: l4(Result_4HAT0, cnt_19HAT0, cnt_24HAT0, lt_10HAT0, lt_11HAT0, lt_9HAT0, p2_8HAT0, p_7HAT0, x_5HAT0, y_6HAT0) ---------------------------------------- (3) IRSwTTerminationDigraphProof (EQUIVALENT) Constructed termination digraph! Nodes: (1) l0(Result_4HAT0, cnt_19HAT0, cnt_24HAT0, lt_10HAT0, lt_11HAT0, lt_9HAT0, p2_8HAT0, p_7HAT0, x_5HAT0, y_6HAT0) -> l1(Result_4HATpost, cnt_19HATpost, cnt_24HATpost, lt_10HATpost, lt_11HATpost, lt_9HATpost, p2_8HATpost, p_7HATpost, x_5HATpost, y_6HATpost) :|: lt_10HAT1 = cnt_19HAT0 && lt_11HAT1 = cnt_24HAT0 && -1 * lt_10HAT1 + lt_11HAT1 <= 0 && lt_10HATpost = lt_10HATpost && lt_11HATpost = lt_11HATpost && Result_4HATpost = Result_4HATpost && cnt_19HAT0 = cnt_19HATpost && cnt_24HAT0 = cnt_24HATpost && lt_9HAT0 = lt_9HATpost && p2_8HAT0 = p2_8HATpost && p_7HAT0 = p_7HATpost && x_5HAT0 = x_5HATpost && y_6HAT0 = y_6HATpost (2) l0(x, x1, x2, x3, x4, x5, x6, x7, x8, x9) -> l2(x10, x11, x12, x13, x14, x15, x16, x17, x18, x19) :|: x20 = x1 && x21 = x2 && 0 <= -1 - x20 + x21 && x13 = x13 && x14 = x14 && x22 = x1 && x15 = x15 && x = x10 && x1 = x11 && x2 = x12 && x6 = x16 && x7 = x17 && x8 = x18 && x9 = x19 (3) l2(x23, x24, x25, x26, x27, x28, x29, x30, x31, x32) -> l0(x33, x34, x35, x36, x37, x38, x39, x40, x41, x42) :|: x32 = x42 && x31 = x41 && x30 = x40 && x29 = x39 && x28 = x38 && x27 = x37 && x26 = x36 && x25 = x35 && x24 = x34 && x23 = x33 (4) l3(x43, x44, x45, x46, x47, x48, x49, x50, x51, x52) -> l0(x53, x54, x55, x56, x57, x58, x59, x60, x61, x62) :|: x48 = x58 && x47 = x57 && x46 = x56 && x45 = x55 && x44 = x54 && x43 = x53 && x59 = x62 && x60 = x61 && x61 = x61 && x62 = x62 (5) l4(x63, x64, x65, x66, x67, x68, x69, x70, x71, x72) -> l3(x73, x74, x75, x76, x77, x78, x79, x80, x81, x82) :|: x72 = x82 && x71 = x81 && x70 = x80 && x69 = x79 && x68 = x78 && x67 = x77 && x66 = x76 && x65 = x75 && x64 = x74 && x63 = x73 Arcs: (2) -> (3) (3) -> (1), (2) (4) -> (1), (2) (5) -> (4) This digraph is fully evaluated! ---------------------------------------- (4) Obligation: Termination digraph: Nodes: (1) l0(x, x1, x2, x3, x4, x5, x6, x7, x8, x9) -> l2(x10, x11, x12, x13, x14, x15, x16, x17, x18, x19) :|: x20 = x1 && x21 = x2 && 0 <= -1 - x20 + x21 && x13 = x13 && x14 = x14 && x22 = x1 && x15 = x15 && x = x10 && x1 = x11 && x2 = x12 && x6 = x16 && x7 = x17 && x8 = x18 && x9 = x19 (2) l2(x23, x24, x25, x26, x27, x28, x29, x30, x31, x32) -> l0(x33, x34, x35, x36, x37, x38, x39, x40, x41, x42) :|: x32 = x42 && x31 = x41 && x30 = x40 && x29 = x39 && x28 = x38 && x27 = x37 && x26 = x36 && x25 = x35 && x24 = x34 && x23 = x33 Arcs: (1) -> (2) (2) -> (1) This digraph is fully evaluated! ---------------------------------------- (5) IntTRSCompressionProof (EQUIVALENT) Compressed rules. ---------------------------------------- (6) Obligation: Rules: l0(x10:0, x11:0, x12:0, x3:0, x4:0, x5:0, x16:0, x17:0, x18:0, x19:0) -> l0(x10:0, x11:0, x12:0, x13:0, x14:0, x15:0, x16:0, x17:0, x18:0, x19:0) :|: 0 <= -1 - x11:0 + x12:0 ---------------------------------------- (7) IntTRSUnneededArgumentFilterProof (EQUIVALENT) Some arguments are removed because they cannot influence termination. We removed arguments according to the following replacements: l0(x1, x2, x3, x4, x5, x6, x7, x8, x9, x10) -> l0(x2, x3) ---------------------------------------- (8) Obligation: Rules: l0(x11:0, x12:0) -> l0(x11:0, x12:0) :|: 0 <= -1 - x11:0 + x12:0 ---------------------------------------- (9) FilterProof (EQUIVALENT) Used the following sort dictionary for filtering: l0(INTEGER, INTEGER) Replaced non-predefined constructor symbols by 0. ---------------------------------------- (10) Obligation: Rules: l0(x11:0, x12:0) -> l0(x11:0, x12:0) :|: 0 <= -1 - x11:0 + x12:0 ---------------------------------------- (11) IntTRSNonPeriodicNontermProof (COMPLETE) Normalized system to the following form: f(pc, x11:0, x12:0) -> f(1, x11:0, x12:0) :|: pc = 1 && 0 <= -1 - x11:0 + x12:0 Proved unsatisfiability of the following formula, indicating that the system is never left after entering: (((run2_0 = ((1 * 1)) and run2_1 = ((run1_1 * 1)) and run2_2 = ((run1_2 * 1))) and (((run1_0 * 1)) = ((1 * 1)) and 0 <= ((1 * -1) + (run1_1 * -1) + (run1_2 * 1)))) and !(((run2_0 * 1)) = ((1 * 1)) and 0 <= ((1 * -1) + (run2_1 * -1) + (run2_2 * 1)))) Proved satisfiability of the following formula, indicating that the system is entered at least once: ((run2_0 = ((1 * 1)) and run2_1 = ((run1_1 * 1)) and run2_2 = ((run1_2 * 1))) and (((run1_0 * 1)) = ((1 * 1)) and 0 <= ((1 * -1) + (run1_1 * -1) + (run1_2 * 1)))) ---------------------------------------- (12) NO