27.86/8.33 WORST_CASE(Omega(n^1), O(n^1)) 27.86/8.36 proof of /export/starexec/sandbox/benchmark/theBenchmark.xml 27.86/8.36 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 27.86/8.36 27.86/8.36 27.86/8.36 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 27.86/8.36 27.86/8.36 (0) CpxTRS 27.86/8.36 (1) RcToIrcProof [BOTH BOUNDS(ID, ID), 0 ms] 27.86/8.36 (2) CpxTRS 27.86/8.36 (3) RelTrsToWeightedTrsProof [BOTH BOUNDS(ID, ID), 0 ms] 27.86/8.36 (4) CpxWeightedTrs 27.86/8.36 (5) TypeInferenceProof [BOTH BOUNDS(ID, ID), 0 ms] 27.86/8.36 (6) CpxTypedWeightedTrs 27.86/8.36 (7) CompletionProof [UPPER BOUND(ID), 0 ms] 27.86/8.36 (8) CpxTypedWeightedCompleteTrs 27.86/8.36 (9) NarrowingProof [BOTH BOUNDS(ID, ID), 0 ms] 27.86/8.36 (10) CpxTypedWeightedCompleteTrs 27.86/8.36 (11) CpxTypedWeightedTrsToRntsProof [UPPER BOUND(ID), 1 ms] 27.86/8.36 (12) CpxRNTS 27.86/8.36 (13) InliningProof [UPPER BOUND(ID), 83 ms] 27.86/8.36 (14) CpxRNTS 27.86/8.36 (15) SimplificationProof [BOTH BOUNDS(ID, ID), 0 ms] 27.86/8.36 (16) CpxRNTS 27.86/8.36 (17) CpxRntsAnalysisOrderProof [BOTH BOUNDS(ID, ID), 0 ms] 27.86/8.36 (18) CpxRNTS 27.86/8.36 (19) ResultPropagationProof [UPPER BOUND(ID), 0 ms] 27.86/8.36 (20) CpxRNTS 27.86/8.36 (21) IntTrsBoundProof [UPPER BOUND(ID), 259 ms] 27.86/8.36 (22) CpxRNTS 27.86/8.36 (23) IntTrsBoundProof [UPPER BOUND(ID), 7 ms] 27.86/8.36 (24) CpxRNTS 27.86/8.36 (25) ResultPropagationProof [UPPER BOUND(ID), 0 ms] 27.86/8.36 (26) CpxRNTS 27.86/8.36 (27) IntTrsBoundProof [UPPER BOUND(ID), 561 ms] 27.86/8.36 (28) CpxRNTS 27.86/8.36 (29) IntTrsBoundProof [UPPER BOUND(ID), 208 ms] 27.86/8.36 (30) CpxRNTS 27.86/8.36 (31) FinalProof [FINISHED, 0 ms] 27.86/8.36 (32) BOUNDS(1, n^1) 27.86/8.36 (33) RelTrsToDecreasingLoopProblemProof [LOWER BOUND(ID), 0 ms] 27.86/8.36 (34) TRS for Loop Detection 27.86/8.36 (35) DecreasingLoopProof [LOWER BOUND(ID), 0 ms] 27.86/8.36 (36) BEST 27.86/8.36 (37) proven lower bound 27.86/8.36 (38) LowerBoundPropagationProof [FINISHED, 0 ms] 27.86/8.36 (39) BOUNDS(n^1, INF) 27.86/8.36 (40) TRS for Loop Detection 27.86/8.36 27.86/8.36 27.86/8.36 ---------------------------------------- 27.86/8.36 27.86/8.36 (0) 27.86/8.36 Obligation: 27.86/8.36 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 27.86/8.36 27.86/8.36 27.86/8.36 The TRS R consists of the following rules: 27.86/8.36 27.86/8.36 admit(x, nil) -> nil 27.86/8.36 admit(x, .(u, .(v, .(w, z)))) -> cond(=(sum(x, u, v), w), .(u, .(v, .(w, admit(carry(x, u, v), z))))) 27.86/8.36 cond(true, y) -> y 27.86/8.36 27.86/8.36 S is empty. 27.86/8.36 Rewrite Strategy: FULL 27.86/8.36 ---------------------------------------- 27.86/8.36 27.86/8.36 (1) RcToIrcProof (BOTH BOUNDS(ID, ID)) 27.86/8.36 Converted rc-obligation to irc-obligation. 27.86/8.36 27.86/8.36 The duplicating contexts are: 27.86/8.36 admit([], .(u, .(v, .(w, z)))) 27.86/8.36 admit(x, .([], .(v, .(w, z)))) 27.86/8.36 admit(x, .(u, .([], .(w, z)))) 27.86/8.36 27.86/8.36 27.86/8.36 The defined contexts are: 27.86/8.36 cond(=(sum(x0, x1, x2), w), .(x3, .(x4, .(w, [])))) 27.86/8.36 27.86/8.36 27.86/8.36 As the TRS is an overlay system and the defined contexts and the duplicating contexts don't overlap, we have rc = irc. 27.86/8.36 ---------------------------------------- 27.86/8.36 27.86/8.36 (2) 27.86/8.36 Obligation: 27.86/8.36 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(1, n^1). 27.86/8.36 27.86/8.36 27.86/8.36 The TRS R consists of the following rules: 27.86/8.36 27.86/8.36 admit(x, nil) -> nil 27.86/8.36 admit(x, .(u, .(v, .(w, z)))) -> cond(=(sum(x, u, v), w), .(u, .(v, .(w, admit(carry(x, u, v), z))))) 27.86/8.36 cond(true, y) -> y 27.86/8.36 27.86/8.36 S is empty. 27.86/8.36 Rewrite Strategy: INNERMOST 27.86/8.36 ---------------------------------------- 27.86/8.36 27.86/8.36 (3) RelTrsToWeightedTrsProof (BOTH BOUNDS(ID, ID)) 27.86/8.36 Transformed relative TRS to weighted TRS 27.86/8.36 ---------------------------------------- 27.86/8.36 27.86/8.36 (4) 27.86/8.36 Obligation: 27.86/8.36 The Runtime Complexity (innermost) of the given CpxWeightedTrs could be proven to be BOUNDS(1, n^1). 27.86/8.36 27.86/8.36 27.86/8.36 The TRS R consists of the following rules: 27.86/8.36 27.86/8.36 admit(x, nil) -> nil [1] 27.86/8.36 admit(x, .(u, .(v, .(w, z)))) -> cond(=(sum(x, u, v), w), .(u, .(v, .(w, admit(carry(x, u, v), z))))) [1] 27.86/8.36 cond(true, y) -> y [1] 27.86/8.36 27.86/8.36 Rewrite Strategy: INNERMOST 27.86/8.36 ---------------------------------------- 27.86/8.36 27.86/8.36 (5) TypeInferenceProof (BOTH BOUNDS(ID, ID)) 27.86/8.36 Infered types. 27.86/8.36 ---------------------------------------- 27.86/8.36 27.86/8.36 (6) 27.86/8.36 Obligation: 27.86/8.36 Runtime Complexity Weighted TRS with Types. 27.86/8.36 The TRS R consists of the following rules: 27.86/8.36 27.86/8.36 admit(x, nil) -> nil [1] 27.86/8.36 admit(x, .(u, .(v, .(w, z)))) -> cond(=(sum(x, u, v), w), .(u, .(v, .(w, admit(carry(x, u, v), z))))) [1] 27.86/8.36 cond(true, y) -> y [1] 27.86/8.36 27.86/8.36 The TRS has the following type information: 27.86/8.36 admit :: carry -> nil:. -> nil:. 27.86/8.36 nil :: nil:. 27.86/8.36 . :: w -> nil:. -> nil:. 27.86/8.36 w :: w 27.86/8.36 cond :: =:true -> nil:. -> nil:. 27.86/8.36 = :: sum -> w -> =:true 28.08/8.36 sum :: carry -> w -> w -> sum 28.08/8.36 carry :: carry -> w -> w -> carry 28.08/8.36 true :: =:true 28.08/8.36 28.08/8.36 Rewrite Strategy: INNERMOST 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (7) CompletionProof (UPPER BOUND(ID)) 28.08/8.36 The transformation into a RNTS is sound, since: 28.08/8.36 28.08/8.36 (a) The obligation is a constructor system where every type has a constant constructor, 28.08/8.36 28.08/8.36 (b) The following defined symbols do not have to be completely defined, as they can never occur inside other defined symbols: 28.08/8.36 none 28.08/8.36 28.08/8.36 (c) The following functions are completely defined: 28.08/8.36 28.08/8.36 admit_2 28.08/8.36 cond_2 28.08/8.36 28.08/8.36 Due to the following rules being added: 28.08/8.36 28.08/8.36 admit(v0, v1) -> nil [0] 28.08/8.36 cond(v0, v1) -> nil [0] 28.08/8.36 28.08/8.36 And the following fresh constants: const, const1 28.08/8.36 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (8) 28.08/8.36 Obligation: 28.08/8.36 Runtime Complexity Weighted TRS where critical functions are completely defined. The underlying TRS is: 28.08/8.36 28.08/8.36 Runtime Complexity Weighted TRS with Types. 28.08/8.36 The TRS R consists of the following rules: 28.08/8.36 28.08/8.36 admit(x, nil) -> nil [1] 28.08/8.36 admit(x, .(u, .(v, .(w, z)))) -> cond(=(sum(x, u, v), w), .(u, .(v, .(w, admit(carry(x, u, v), z))))) [1] 28.08/8.36 cond(true, y) -> y [1] 28.08/8.36 admit(v0, v1) -> nil [0] 28.08/8.36 cond(v0, v1) -> nil [0] 28.08/8.36 28.08/8.36 The TRS has the following type information: 28.08/8.36 admit :: carry -> nil:. -> nil:. 28.08/8.36 nil :: nil:. 28.08/8.36 . :: w -> nil:. -> nil:. 28.08/8.36 w :: w 28.08/8.36 cond :: =:true -> nil:. -> nil:. 28.08/8.36 = :: sum -> w -> =:true 28.08/8.36 sum :: carry -> w -> w -> sum 28.08/8.36 carry :: carry -> w -> w -> carry 28.08/8.36 true :: =:true 28.08/8.36 const :: carry 28.08/8.36 const1 :: sum 28.08/8.36 28.08/8.36 Rewrite Strategy: INNERMOST 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (9) NarrowingProof (BOTH BOUNDS(ID, ID)) 28.08/8.36 Narrowed the inner basic terms of all right-hand sides by a single narrowing step. 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (10) 28.08/8.36 Obligation: 28.08/8.36 Runtime Complexity Weighted TRS where critical functions are completely defined. The underlying TRS is: 28.08/8.36 28.08/8.36 Runtime Complexity Weighted TRS with Types. 28.08/8.36 The TRS R consists of the following rules: 28.08/8.36 28.08/8.36 admit(x, nil) -> nil [1] 28.08/8.36 admit(x, .(u, .(v, .(w, nil)))) -> cond(=(sum(x, u, v), w), .(u, .(v, .(w, nil)))) [2] 28.08/8.36 admit(x, .(u, .(v, .(w, .(u', .(v', .(w, z'))))))) -> cond(=(sum(x, u, v), w), .(u, .(v, .(w, cond(=(sum(carry(x, u, v), u', v'), w), .(u', .(v', .(w, admit(carry(carry(x, u, v), u', v'), z'))))))))) [2] 28.08/8.36 admit(x, .(u, .(v, .(w, z)))) -> cond(=(sum(x, u, v), w), .(u, .(v, .(w, nil)))) [1] 28.08/8.36 cond(true, y) -> y [1] 28.08/8.36 admit(v0, v1) -> nil [0] 28.08/8.36 cond(v0, v1) -> nil [0] 28.08/8.36 28.08/8.36 The TRS has the following type information: 28.08/8.36 admit :: carry -> nil:. -> nil:. 28.08/8.36 nil :: nil:. 28.08/8.36 . :: w -> nil:. -> nil:. 28.08/8.36 w :: w 28.08/8.36 cond :: =:true -> nil:. -> nil:. 28.08/8.36 = :: sum -> w -> =:true 28.08/8.36 sum :: carry -> w -> w -> sum 28.08/8.36 carry :: carry -> w -> w -> carry 28.08/8.36 true :: =:true 28.08/8.36 const :: carry 28.08/8.36 const1 :: sum 28.08/8.36 28.08/8.36 Rewrite Strategy: INNERMOST 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (11) CpxTypedWeightedTrsToRntsProof (UPPER BOUND(ID)) 28.08/8.36 Transformed the TRS into an over-approximating RNTS by (improved) Size Abstraction. 28.08/8.36 The constant constructors are abstracted as follows: 28.08/8.36 28.08/8.36 nil => 0 28.08/8.36 w => 0 28.08/8.36 true => 0 28.08/8.36 const => 0 28.08/8.36 const1 => 0 28.08/8.36 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (12) 28.08/8.36 Obligation: 28.08/8.36 Complexity RNTS consisting of the following rules: 28.08/8.36 28.08/8.36 admit(z'', z1) -{ 2 }-> cond(1 + (1 + x + u + v) + 0, 1 + u + (1 + v + (1 + 0 + cond(1 + (1 + (1 + x + u + v) + u' + v') + 0, 1 + u' + (1 + v' + (1 + 0 + admit(1 + (1 + x + u + v) + u' + v', z'))))))) :|: v >= 0, x >= 0, z' >= 0, u' >= 0, v' >= 0, z'' = x, z1 = 1 + u + (1 + v + (1 + 0 + (1 + u' + (1 + v' + (1 + 0 + z'))))), u >= 0 28.08/8.36 admit(z'', z1) -{ 2 }-> cond(1 + (1 + x + u + v) + 0, 1 + u + (1 + v + (1 + 0 + 0))) :|: v >= 0, x >= 0, z1 = 1 + u + (1 + v + (1 + 0 + 0)), z'' = x, u >= 0 28.08/8.36 admit(z'', z1) -{ 1 }-> cond(1 + (1 + x + u + v) + 0, 1 + u + (1 + v + (1 + 0 + 0))) :|: v >= 0, z >= 0, x >= 0, z'' = x, z1 = 1 + u + (1 + v + (1 + 0 + z)), u >= 0 28.08/8.36 admit(z'', z1) -{ 1 }-> 0 :|: z1 = 0, x >= 0, z'' = x 28.08/8.36 admit(z'', z1) -{ 0 }-> 0 :|: z'' = v0, v0 >= 0, z1 = v1, v1 >= 0 28.08/8.36 cond(z'', z1) -{ 1 }-> y :|: z'' = 0, z1 = y, y >= 0 28.08/8.36 cond(z'', z1) -{ 0 }-> 0 :|: z'' = v0, v0 >= 0, z1 = v1, v1 >= 0 28.08/8.36 28.08/8.36 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (13) InliningProof (UPPER BOUND(ID)) 28.08/8.36 Inlined the following terminating rules on right-hand sides where appropriate: 28.08/8.36 28.08/8.36 cond(z'', z1) -{ 0 }-> 0 :|: z'' = v0, v0 >= 0, z1 = v1, v1 >= 0 28.08/8.36 cond(z'', z1) -{ 1 }-> y :|: z'' = 0, z1 = y, y >= 0 28.08/8.36 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (14) 28.08/8.36 Obligation: 28.08/8.36 Complexity RNTS consisting of the following rules: 28.08/8.36 28.08/8.36 admit(z'', z1) -{ 2 }-> cond(1 + (1 + x + u + v) + 0, 1 + u + (1 + v + (1 + 0 + cond(1 + (1 + (1 + x + u + v) + u' + v') + 0, 1 + u' + (1 + v' + (1 + 0 + admit(1 + (1 + x + u + v) + u' + v', z'))))))) :|: v >= 0, x >= 0, z' >= 0, u' >= 0, v' >= 0, z'' = x, z1 = 1 + u + (1 + v + (1 + 0 + (1 + u' + (1 + v' + (1 + 0 + z'))))), u >= 0 28.08/8.36 admit(z'', z1) -{ 1 }-> 0 :|: z1 = 0, x >= 0, z'' = x 28.08/8.36 admit(z'', z1) -{ 0 }-> 0 :|: z'' = v0, v0 >= 0, z1 = v1, v1 >= 0 28.08/8.36 admit(z'', z1) -{ 2 }-> 0 :|: v >= 0, x >= 0, z1 = 1 + u + (1 + v + (1 + 0 + 0)), z'' = x, u >= 0, 1 + (1 + x + u + v) + 0 = v0, v0 >= 0, 1 + u + (1 + v + (1 + 0 + 0)) = v1, v1 >= 0 28.08/8.36 admit(z'', z1) -{ 1 }-> 0 :|: v >= 0, z >= 0, x >= 0, z'' = x, z1 = 1 + u + (1 + v + (1 + 0 + z)), u >= 0, 1 + (1 + x + u + v) + 0 = v0, v0 >= 0, 1 + u + (1 + v + (1 + 0 + 0)) = v1, v1 >= 0 28.08/8.36 cond(z'', z1) -{ 1 }-> y :|: z'' = 0, z1 = y, y >= 0 28.08/8.36 cond(z'', z1) -{ 0 }-> 0 :|: z'' = v0, v0 >= 0, z1 = v1, v1 >= 0 28.08/8.36 28.08/8.36 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (15) SimplificationProof (BOTH BOUNDS(ID, ID)) 28.08/8.36 Simplified the RNTS by moving equalities from the constraints into the right-hand sides. 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (16) 28.08/8.36 Obligation: 28.08/8.36 Complexity RNTS consisting of the following rules: 28.08/8.36 28.08/8.36 admit(z'', z1) -{ 2 }-> cond(1 + (1 + z'' + u + v) + 0, 1 + u + (1 + v + (1 + 0 + cond(1 + (1 + (1 + z'' + u + v) + u' + v') + 0, 1 + u' + (1 + v' + (1 + 0 + admit(1 + (1 + z'' + u + v) + u' + v', z'))))))) :|: v >= 0, z'' >= 0, z' >= 0, u' >= 0, v' >= 0, z1 = 1 + u + (1 + v + (1 + 0 + (1 + u' + (1 + v' + (1 + 0 + z'))))), u >= 0 28.08/8.36 admit(z'', z1) -{ 1 }-> 0 :|: z1 = 0, z'' >= 0 28.08/8.36 admit(z'', z1) -{ 0 }-> 0 :|: z'' >= 0, z1 >= 0 28.08/8.36 admit(z'', z1) -{ 2 }-> 0 :|: v >= 0, z'' >= 0, z1 = 1 + u + (1 + v + (1 + 0 + 0)), u >= 0, 1 + (1 + z'' + u + v) + 0 = v0, v0 >= 0, 1 + u + (1 + v + (1 + 0 + 0)) = v1, v1 >= 0 28.08/8.36 admit(z'', z1) -{ 1 }-> 0 :|: v >= 0, z >= 0, z'' >= 0, z1 = 1 + u + (1 + v + (1 + 0 + z)), u >= 0, 1 + (1 + z'' + u + v) + 0 = v0, v0 >= 0, 1 + u + (1 + v + (1 + 0 + 0)) = v1, v1 >= 0 28.08/8.36 cond(z'', z1) -{ 1 }-> z1 :|: z'' = 0, z1 >= 0 28.08/8.36 cond(z'', z1) -{ 0 }-> 0 :|: z'' >= 0, z1 >= 0 28.08/8.36 28.08/8.36 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (17) CpxRntsAnalysisOrderProof (BOTH BOUNDS(ID, ID)) 28.08/8.36 Found the following analysis order by SCC decomposition: 28.08/8.36 28.08/8.36 { cond } 28.08/8.36 { admit } 28.08/8.36 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (18) 28.08/8.36 Obligation: 28.08/8.36 Complexity RNTS consisting of the following rules: 28.08/8.36 28.08/8.36 admit(z'', z1) -{ 2 }-> cond(1 + (1 + z'' + u + v) + 0, 1 + u + (1 + v + (1 + 0 + cond(1 + (1 + (1 + z'' + u + v) + u' + v') + 0, 1 + u' + (1 + v' + (1 + 0 + admit(1 + (1 + z'' + u + v) + u' + v', z'))))))) :|: v >= 0, z'' >= 0, z' >= 0, u' >= 0, v' >= 0, z1 = 1 + u + (1 + v + (1 + 0 + (1 + u' + (1 + v' + (1 + 0 + z'))))), u >= 0 28.08/8.36 admit(z'', z1) -{ 1 }-> 0 :|: z1 = 0, z'' >= 0 28.08/8.36 admit(z'', z1) -{ 0 }-> 0 :|: z'' >= 0, z1 >= 0 28.08/8.36 admit(z'', z1) -{ 2 }-> 0 :|: v >= 0, z'' >= 0, z1 = 1 + u + (1 + v + (1 + 0 + 0)), u >= 0, 1 + (1 + z'' + u + v) + 0 = v0, v0 >= 0, 1 + u + (1 + v + (1 + 0 + 0)) = v1, v1 >= 0 28.08/8.36 admit(z'', z1) -{ 1 }-> 0 :|: v >= 0, z >= 0, z'' >= 0, z1 = 1 + u + (1 + v + (1 + 0 + z)), u >= 0, 1 + (1 + z'' + u + v) + 0 = v0, v0 >= 0, 1 + u + (1 + v + (1 + 0 + 0)) = v1, v1 >= 0 28.08/8.36 cond(z'', z1) -{ 1 }-> z1 :|: z'' = 0, z1 >= 0 28.08/8.36 cond(z'', z1) -{ 0 }-> 0 :|: z'' >= 0, z1 >= 0 28.08/8.36 28.08/8.36 Function symbols to be analyzed: {cond}, {admit} 28.08/8.36 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (19) ResultPropagationProof (UPPER BOUND(ID)) 28.08/8.36 Applied inner abstraction using the recently inferred runtime/size bounds where possible. 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (20) 28.08/8.36 Obligation: 28.08/8.36 Complexity RNTS consisting of the following rules: 28.08/8.36 28.08/8.36 admit(z'', z1) -{ 2 }-> cond(1 + (1 + z'' + u + v) + 0, 1 + u + (1 + v + (1 + 0 + cond(1 + (1 + (1 + z'' + u + v) + u' + v') + 0, 1 + u' + (1 + v' + (1 + 0 + admit(1 + (1 + z'' + u + v) + u' + v', z'))))))) :|: v >= 0, z'' >= 0, z' >= 0, u' >= 0, v' >= 0, z1 = 1 + u + (1 + v + (1 + 0 + (1 + u' + (1 + v' + (1 + 0 + z'))))), u >= 0 28.08/8.36 admit(z'', z1) -{ 1 }-> 0 :|: z1 = 0, z'' >= 0 28.08/8.36 admit(z'', z1) -{ 0 }-> 0 :|: z'' >= 0, z1 >= 0 28.08/8.36 admit(z'', z1) -{ 2 }-> 0 :|: v >= 0, z'' >= 0, z1 = 1 + u + (1 + v + (1 + 0 + 0)), u >= 0, 1 + (1 + z'' + u + v) + 0 = v0, v0 >= 0, 1 + u + (1 + v + (1 + 0 + 0)) = v1, v1 >= 0 28.08/8.36 admit(z'', z1) -{ 1 }-> 0 :|: v >= 0, z >= 0, z'' >= 0, z1 = 1 + u + (1 + v + (1 + 0 + z)), u >= 0, 1 + (1 + z'' + u + v) + 0 = v0, v0 >= 0, 1 + u + (1 + v + (1 + 0 + 0)) = v1, v1 >= 0 28.08/8.36 cond(z'', z1) -{ 1 }-> z1 :|: z'' = 0, z1 >= 0 28.08/8.36 cond(z'', z1) -{ 0 }-> 0 :|: z'' >= 0, z1 >= 0 28.08/8.36 28.08/8.36 Function symbols to be analyzed: {cond}, {admit} 28.08/8.36 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (21) IntTrsBoundProof (UPPER BOUND(ID)) 28.08/8.36 28.08/8.36 Computed SIZE bound using CoFloCo for: cond 28.08/8.36 after applying outer abstraction to obtain an ITS, 28.08/8.36 resulting in: O(n^1) with polynomial bound: z1 28.08/8.36 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (22) 28.08/8.36 Obligation: 28.08/8.36 Complexity RNTS consisting of the following rules: 28.08/8.36 28.08/8.36 admit(z'', z1) -{ 2 }-> cond(1 + (1 + z'' + u + v) + 0, 1 + u + (1 + v + (1 + 0 + cond(1 + (1 + (1 + z'' + u + v) + u' + v') + 0, 1 + u' + (1 + v' + (1 + 0 + admit(1 + (1 + z'' + u + v) + u' + v', z'))))))) :|: v >= 0, z'' >= 0, z' >= 0, u' >= 0, v' >= 0, z1 = 1 + u + (1 + v + (1 + 0 + (1 + u' + (1 + v' + (1 + 0 + z'))))), u >= 0 28.08/8.36 admit(z'', z1) -{ 1 }-> 0 :|: z1 = 0, z'' >= 0 28.08/8.36 admit(z'', z1) -{ 0 }-> 0 :|: z'' >= 0, z1 >= 0 28.08/8.36 admit(z'', z1) -{ 2 }-> 0 :|: v >= 0, z'' >= 0, z1 = 1 + u + (1 + v + (1 + 0 + 0)), u >= 0, 1 + (1 + z'' + u + v) + 0 = v0, v0 >= 0, 1 + u + (1 + v + (1 + 0 + 0)) = v1, v1 >= 0 28.08/8.36 admit(z'', z1) -{ 1 }-> 0 :|: v >= 0, z >= 0, z'' >= 0, z1 = 1 + u + (1 + v + (1 + 0 + z)), u >= 0, 1 + (1 + z'' + u + v) + 0 = v0, v0 >= 0, 1 + u + (1 + v + (1 + 0 + 0)) = v1, v1 >= 0 28.08/8.36 cond(z'', z1) -{ 1 }-> z1 :|: z'' = 0, z1 >= 0 28.08/8.36 cond(z'', z1) -{ 0 }-> 0 :|: z'' >= 0, z1 >= 0 28.08/8.36 28.08/8.36 Function symbols to be analyzed: {cond}, {admit} 28.08/8.36 Previous analysis results are: 28.08/8.36 cond: runtime: ?, size: O(n^1) [z1] 28.08/8.36 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (23) IntTrsBoundProof (UPPER BOUND(ID)) 28.08/8.36 28.08/8.36 Computed RUNTIME bound using CoFloCo for: cond 28.08/8.36 after applying outer abstraction to obtain an ITS, 28.08/8.36 resulting in: O(1) with polynomial bound: 1 28.08/8.36 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (24) 28.08/8.36 Obligation: 28.08/8.36 Complexity RNTS consisting of the following rules: 28.08/8.36 28.08/8.36 admit(z'', z1) -{ 2 }-> cond(1 + (1 + z'' + u + v) + 0, 1 + u + (1 + v + (1 + 0 + cond(1 + (1 + (1 + z'' + u + v) + u' + v') + 0, 1 + u' + (1 + v' + (1 + 0 + admit(1 + (1 + z'' + u + v) + u' + v', z'))))))) :|: v >= 0, z'' >= 0, z' >= 0, u' >= 0, v' >= 0, z1 = 1 + u + (1 + v + (1 + 0 + (1 + u' + (1 + v' + (1 + 0 + z'))))), u >= 0 28.08/8.36 admit(z'', z1) -{ 1 }-> 0 :|: z1 = 0, z'' >= 0 28.08/8.36 admit(z'', z1) -{ 0 }-> 0 :|: z'' >= 0, z1 >= 0 28.08/8.36 admit(z'', z1) -{ 2 }-> 0 :|: v >= 0, z'' >= 0, z1 = 1 + u + (1 + v + (1 + 0 + 0)), u >= 0, 1 + (1 + z'' + u + v) + 0 = v0, v0 >= 0, 1 + u + (1 + v + (1 + 0 + 0)) = v1, v1 >= 0 28.08/8.36 admit(z'', z1) -{ 1 }-> 0 :|: v >= 0, z >= 0, z'' >= 0, z1 = 1 + u + (1 + v + (1 + 0 + z)), u >= 0, 1 + (1 + z'' + u + v) + 0 = v0, v0 >= 0, 1 + u + (1 + v + (1 + 0 + 0)) = v1, v1 >= 0 28.08/8.36 cond(z'', z1) -{ 1 }-> z1 :|: z'' = 0, z1 >= 0 28.08/8.36 cond(z'', z1) -{ 0 }-> 0 :|: z'' >= 0, z1 >= 0 28.08/8.36 28.08/8.36 Function symbols to be analyzed: {admit} 28.08/8.36 Previous analysis results are: 28.08/8.36 cond: runtime: O(1) [1], size: O(n^1) [z1] 28.08/8.36 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (25) ResultPropagationProof (UPPER BOUND(ID)) 28.08/8.36 Applied inner abstraction using the recently inferred runtime/size bounds where possible. 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (26) 28.08/8.36 Obligation: 28.08/8.36 Complexity RNTS consisting of the following rules: 28.08/8.36 28.08/8.36 admit(z'', z1) -{ 2 }-> cond(1 + (1 + z'' + u + v) + 0, 1 + u + (1 + v + (1 + 0 + cond(1 + (1 + (1 + z'' + u + v) + u' + v') + 0, 1 + u' + (1 + v' + (1 + 0 + admit(1 + (1 + z'' + u + v) + u' + v', z'))))))) :|: v >= 0, z'' >= 0, z' >= 0, u' >= 0, v' >= 0, z1 = 1 + u + (1 + v + (1 + 0 + (1 + u' + (1 + v' + (1 + 0 + z'))))), u >= 0 28.08/8.36 admit(z'', z1) -{ 1 }-> 0 :|: z1 = 0, z'' >= 0 28.08/8.36 admit(z'', z1) -{ 0 }-> 0 :|: z'' >= 0, z1 >= 0 28.08/8.36 admit(z'', z1) -{ 2 }-> 0 :|: v >= 0, z'' >= 0, z1 = 1 + u + (1 + v + (1 + 0 + 0)), u >= 0, 1 + (1 + z'' + u + v) + 0 = v0, v0 >= 0, 1 + u + (1 + v + (1 + 0 + 0)) = v1, v1 >= 0 28.08/8.36 admit(z'', z1) -{ 1 }-> 0 :|: v >= 0, z >= 0, z'' >= 0, z1 = 1 + u + (1 + v + (1 + 0 + z)), u >= 0, 1 + (1 + z'' + u + v) + 0 = v0, v0 >= 0, 1 + u + (1 + v + (1 + 0 + 0)) = v1, v1 >= 0 28.08/8.36 cond(z'', z1) -{ 1 }-> z1 :|: z'' = 0, z1 >= 0 28.08/8.36 cond(z'', z1) -{ 0 }-> 0 :|: z'' >= 0, z1 >= 0 28.08/8.36 28.08/8.36 Function symbols to be analyzed: {admit} 28.08/8.36 Previous analysis results are: 28.08/8.36 cond: runtime: O(1) [1], size: O(n^1) [z1] 28.08/8.36 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (27) IntTrsBoundProof (UPPER BOUND(ID)) 28.08/8.36 28.08/8.36 Computed SIZE bound using CoFloCo for: admit 28.08/8.36 after applying outer abstraction to obtain an ITS, 28.08/8.36 resulting in: O(n^1) with polynomial bound: z1 28.08/8.36 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (28) 28.08/8.36 Obligation: 28.08/8.36 Complexity RNTS consisting of the following rules: 28.08/8.36 28.08/8.36 admit(z'', z1) -{ 2 }-> cond(1 + (1 + z'' + u + v) + 0, 1 + u + (1 + v + (1 + 0 + cond(1 + (1 + (1 + z'' + u + v) + u' + v') + 0, 1 + u' + (1 + v' + (1 + 0 + admit(1 + (1 + z'' + u + v) + u' + v', z'))))))) :|: v >= 0, z'' >= 0, z' >= 0, u' >= 0, v' >= 0, z1 = 1 + u + (1 + v + (1 + 0 + (1 + u' + (1 + v' + (1 + 0 + z'))))), u >= 0 28.08/8.36 admit(z'', z1) -{ 1 }-> 0 :|: z1 = 0, z'' >= 0 28.08/8.36 admit(z'', z1) -{ 0 }-> 0 :|: z'' >= 0, z1 >= 0 28.08/8.36 admit(z'', z1) -{ 2 }-> 0 :|: v >= 0, z'' >= 0, z1 = 1 + u + (1 + v + (1 + 0 + 0)), u >= 0, 1 + (1 + z'' + u + v) + 0 = v0, v0 >= 0, 1 + u + (1 + v + (1 + 0 + 0)) = v1, v1 >= 0 28.08/8.36 admit(z'', z1) -{ 1 }-> 0 :|: v >= 0, z >= 0, z'' >= 0, z1 = 1 + u + (1 + v + (1 + 0 + z)), u >= 0, 1 + (1 + z'' + u + v) + 0 = v0, v0 >= 0, 1 + u + (1 + v + (1 + 0 + 0)) = v1, v1 >= 0 28.08/8.36 cond(z'', z1) -{ 1 }-> z1 :|: z'' = 0, z1 >= 0 28.08/8.36 cond(z'', z1) -{ 0 }-> 0 :|: z'' >= 0, z1 >= 0 28.08/8.36 28.08/8.36 Function symbols to be analyzed: {admit} 28.08/8.36 Previous analysis results are: 28.08/8.36 cond: runtime: O(1) [1], size: O(n^1) [z1] 28.08/8.36 admit: runtime: ?, size: O(n^1) [z1] 28.08/8.36 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (29) IntTrsBoundProof (UPPER BOUND(ID)) 28.08/8.36 28.08/8.36 Computed RUNTIME bound using KoAT for: admit 28.08/8.36 after applying outer abstraction to obtain an ITS, 28.08/8.36 resulting in: O(n^1) with polynomial bound: 4 + 4*z1 28.08/8.36 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (30) 28.08/8.36 Obligation: 28.08/8.36 Complexity RNTS consisting of the following rules: 28.08/8.36 28.08/8.36 admit(z'', z1) -{ 2 }-> cond(1 + (1 + z'' + u + v) + 0, 1 + u + (1 + v + (1 + 0 + cond(1 + (1 + (1 + z'' + u + v) + u' + v') + 0, 1 + u' + (1 + v' + (1 + 0 + admit(1 + (1 + z'' + u + v) + u' + v', z'))))))) :|: v >= 0, z'' >= 0, z' >= 0, u' >= 0, v' >= 0, z1 = 1 + u + (1 + v + (1 + 0 + (1 + u' + (1 + v' + (1 + 0 + z'))))), u >= 0 28.08/8.36 admit(z'', z1) -{ 1 }-> 0 :|: z1 = 0, z'' >= 0 28.08/8.36 admit(z'', z1) -{ 0 }-> 0 :|: z'' >= 0, z1 >= 0 28.08/8.36 admit(z'', z1) -{ 2 }-> 0 :|: v >= 0, z'' >= 0, z1 = 1 + u + (1 + v + (1 + 0 + 0)), u >= 0, 1 + (1 + z'' + u + v) + 0 = v0, v0 >= 0, 1 + u + (1 + v + (1 + 0 + 0)) = v1, v1 >= 0 28.08/8.36 admit(z'', z1) -{ 1 }-> 0 :|: v >= 0, z >= 0, z'' >= 0, z1 = 1 + u + (1 + v + (1 + 0 + z)), u >= 0, 1 + (1 + z'' + u + v) + 0 = v0, v0 >= 0, 1 + u + (1 + v + (1 + 0 + 0)) = v1, v1 >= 0 28.08/8.36 cond(z'', z1) -{ 1 }-> z1 :|: z'' = 0, z1 >= 0 28.08/8.36 cond(z'', z1) -{ 0 }-> 0 :|: z'' >= 0, z1 >= 0 28.08/8.36 28.08/8.36 Function symbols to be analyzed: 28.08/8.36 Previous analysis results are: 28.08/8.36 cond: runtime: O(1) [1], size: O(n^1) [z1] 28.08/8.36 admit: runtime: O(n^1) [4 + 4*z1], size: O(n^1) [z1] 28.08/8.36 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (31) FinalProof (FINISHED) 28.08/8.36 Computed overall runtime complexity 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (32) 28.08/8.36 BOUNDS(1, n^1) 28.08/8.36 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (33) RelTrsToDecreasingLoopProblemProof (LOWER BOUND(ID)) 28.08/8.36 Transformed a relative TRS into a decreasing-loop problem. 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (34) 28.08/8.36 Obligation: 28.08/8.36 Analyzing the following TRS for decreasing loops: 28.08/8.36 28.08/8.36 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 28.08/8.36 28.08/8.36 28.08/8.36 The TRS R consists of the following rules: 28.08/8.36 28.08/8.36 admit(x, nil) -> nil 28.08/8.36 admit(x, .(u, .(v, .(w, z)))) -> cond(=(sum(x, u, v), w), .(u, .(v, .(w, admit(carry(x, u, v), z))))) 28.08/8.36 cond(true, y) -> y 28.08/8.36 28.08/8.36 S is empty. 28.08/8.36 Rewrite Strategy: FULL 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (35) DecreasingLoopProof (LOWER BOUND(ID)) 28.08/8.36 The following loop(s) give(s) rise to the lower bound Omega(n^1): 28.08/8.36 28.08/8.36 The rewrite sequence 28.08/8.36 28.08/8.36 admit(x, .(u, .(v, .(w, z)))) ->^+ cond(=(sum(x, u, v), w), .(u, .(v, .(w, admit(carry(x, u, v), z))))) 28.08/8.36 28.08/8.36 gives rise to a decreasing loop by considering the right hand sides subterm at position [1,1,1,1]. 28.08/8.36 28.08/8.36 The pumping substitution is [z / .(u, .(v, .(w, z)))]. 28.08/8.36 28.08/8.36 The result substitution is [x / carry(x, u, v)]. 28.08/8.36 28.08/8.36 28.08/8.36 28.08/8.36 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (36) 28.08/8.36 Complex Obligation (BEST) 28.08/8.36 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (37) 28.08/8.36 Obligation: 28.08/8.36 Proved the lower bound n^1 for the following obligation: 28.08/8.36 28.08/8.36 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 28.08/8.36 28.08/8.36 28.08/8.36 The TRS R consists of the following rules: 28.08/8.36 28.08/8.36 admit(x, nil) -> nil 28.08/8.36 admit(x, .(u, .(v, .(w, z)))) -> cond(=(sum(x, u, v), w), .(u, .(v, .(w, admit(carry(x, u, v), z))))) 28.08/8.36 cond(true, y) -> y 28.08/8.36 28.08/8.36 S is empty. 28.08/8.36 Rewrite Strategy: FULL 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (38) LowerBoundPropagationProof (FINISHED) 28.08/8.36 Propagated lower bound. 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (39) 28.08/8.36 BOUNDS(n^1, INF) 28.08/8.36 28.08/8.36 ---------------------------------------- 28.08/8.36 28.08/8.36 (40) 28.08/8.36 Obligation: 28.08/8.36 Analyzing the following TRS for decreasing loops: 28.08/8.36 28.08/8.36 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 28.08/8.36 28.08/8.36 28.08/8.36 The TRS R consists of the following rules: 28.08/8.36 28.08/8.36 admit(x, nil) -> nil 28.08/8.36 admit(x, .(u, .(v, .(w, z)))) -> cond(=(sum(x, u, v), w), .(u, .(v, .(w, admit(carry(x, u, v), z))))) 28.08/8.36 cond(true, y) -> y 28.08/8.36 28.08/8.36 S is empty. 28.08/8.36 Rewrite Strategy: FULL 28.10/8.40 EOF