| 0b55f123 |
1 | #define p in?[red] |
| 2 | #define q out?[red] |
| 3 | #define r (BS[a_id]@progress || BS[p_id]@progress) |
| 4 | |
| 5 | /* |
| 6 | * Formula As Typed: (![]<>(r)) -> [](<>p -> <>q) |
| 7 | * The Never Claim Below Corresponds |
| 8 | * To The Negated Formula !((![]<>(r)) -> [](<>p -> <>q)) |
| 9 | * (formalizing violations of the original) |
| 10 | */ |
| 11 | |
| 12 | never { /* !((![]<>(r)) -> [](<>p -> <>q)) */ |
| 13 | T0_init: |
| 14 | if |
| 15 | :: (! ((q)) && ! ((r)) && (p)) -> goto accept_S8 |
| 16 | :: (! ((q)) && ! ((r))) -> goto T0_S17 |
| 17 | :: (! ((q)) && (p)) -> goto T0_S44 |
| 18 | :: (! ((q))) -> goto T0_S58 |
| 19 | :: (! ((r))) -> goto T0_S91 |
| 20 | :: (1) -> goto T0_init |
| 21 | fi; |
| 22 | accept_S8: |
| 23 | if |
| 24 | :: (! ((q)) && ! ((r))) -> goto accept_S8 |
| 25 | fi; |
| 26 | T0_S17: |
| 27 | if |
| 28 | :: (! ((q)) && ! ((r)) && (p)) -> goto accept_S8 |
| 29 | :: (! ((q)) && ! ((r))) -> goto T0_S17 |
| 30 | fi; |
| 31 | T0_S44: |
| 32 | if |
| 33 | :: (! ((q)) && ! ((r))) -> goto accept_S8 |
| 34 | :: (! ((q))) -> goto T0_S44 |
| 35 | fi; |
| 36 | T0_S58: |
| 37 | if |
| 38 | :: (! ((q)) && ! ((r)) && (p)) -> goto accept_S8 |
| 39 | :: (! ((q)) && ! ((r))) -> goto T0_S17 |
| 40 | :: (! ((q)) && (p)) -> goto T0_S44 |
| 41 | :: (! ((q))) -> goto T0_S58 |
| 42 | fi; |
| 43 | T0_S91: |
| 44 | if |
| 45 | :: (! ((q)) && ! ((r)) && (p)) -> goto accept_S8 |
| 46 | :: (! ((q)) && ! ((r))) -> goto T0_S17 |
| 47 | :: (! ((r))) -> goto T0_S91 |
| 48 | fi; |
| 49 | } |
| 50 | |
| 51 | #ifdef NOTES |
| 52 | Use Load to open a file or a template. |
| 53 | |
| 54 | |
| 55 | #endif |
| 56 | #ifdef RESULT |
| 57 | warning: for p.o. reduction to be valid the never claim must be stutter-closed |
| 58 | (never claims generated from LTL formulae are stutter-closed) |
| 59 | (Spin Version 3.4.0 -- 7 August 2000) |
| 60 | + Partial Order Reduction |
| 61 | |
| 62 | Full statespace search for: |
| 63 | never-claim + |
| 64 | assertion violations + (if within scope of claim) |
| 65 | acceptance cycles + (fairness disabled) |
| 66 | invalid endstates - (disabled by never-claim) |
| 67 | |
| 68 | State-vector 128 byte, depth reached 1833, errors: 0 |
| 69 | 44455 states, stored (48719 visited) |
| 70 | 137737 states, matched |
| 71 | 186456 transitions (= visited+matched) |
| 72 | 241 atomic steps |
| 73 | hash conflicts: 8962 (resolved) |
| 74 | (max size 2^19 states) |
| 75 | |
| 76 | Stats on memory usage (in Megabytes): |
| 77 | 6.046 equivalent memory usage for states (stored*(State-vector + overhead)) |
| 78 | 3.379 actual memory usage for states (compression: 55.89%) |
| 79 | State-vector as stored = 68 byte + 8 byte overhead |
| 80 | 2.097 memory used for hash-table (-w19) |
| 81 | 0.240 memory used for DFS stack (-m10000) |
| 82 | 5.819 total actual memory usage |
| 83 | |
| 84 | unreached in proctype CC |
| 85 | line 49, state 25, "-end-" |
| 86 | (1 of 25 states) |
| 87 | unreached in proctype HC |
| 88 | line 56, state 6, "-end-" |
| 89 | (1 of 6 states) |
| 90 | unreached in proctype MSC |
| 91 | (0 of 4 states) |
| 92 | unreached in proctype BS |
| 93 | line 95, state 31, "-end-" |
| 94 | (1 of 31 states) |
| 95 | unreached in proctype MS |
| 96 | line 108, state 14, "-end-" |
| 97 | (1 of 14 states) |
| 98 | unreached in proctype P |
| 99 | (0 of 4 states) |
| 100 | unreached in proctype Q |
| 101 | (0 of 4 states) |
| 102 | unreached in proctype System |
| 103 | (0 of 4 states) |
| 104 | unreached in proctype top |
| 105 | line 143, state 7, "-end-" |
| 106 | (1 of 7 states) |
| 107 | unreached in proctype bot |
| 108 | line 149, state 7, "-end-" |
| 109 | (1 of 7 states) |
| 110 | 5.1u 0.1s 5r ./pan -X -m10000 -w19 -a ... |
| 111 | |
| 112 | #endif |
projects / lttv.git / blame