details

property	value
status	complete
benchmark	PastaB8.jar-obl-8.smt2
ran by	Akihisa Yamada
cpu timeout	1200 seconds
wallclock timeout	300 seconds
memory limit	137438953472 bytes
execution host	n140.star.cs.uiowa.edu
space	From_AProVE_2014

run statistics

property	value
solver	Ctrl
configuration	Transition
runtime (wallclock)	1.02466 seconds
cpu usage	1.0442
user time	0.552453
system time	0.491752
max virtual memory	684308.0
max residence set size	8708.0

stage attributes

key	value
starexec-result	YES

output

YES DP problem for innermost termination. P = init#(x1, x2) -> f1#(rnd1, rnd2) f3#(I0, I1) -> f2#(I2, I3) [I0 - 2 * y1 = 0 /\ 0 <= I0 - 1 /\ I2 <= I0 - 1 /\ 0 <= I0 - 2 * y1 /\ I0 - 2 * y1 <= 1 /\ I0 - 2 * I2 <= 1 /\ 0 <= I0 - 2 * I2] f2#(I4, I5) -> f3#(I4, I6) [I4 - 2 * I7 = 0 /\ y2 <= I4 - 1 /\ 0 <= I4 - 1] f3#(I8, I9) -> f2#(I8 - 1, I10) [0 <= I8 - 1 /\ I8 - 2 * I11 = 1 /\ I8 - 2 * I11 <= 1 /\ 0 <= I8 - 2 * I11] f2#(I12, I13) -> f3#(I12, I14) [I12 - 2 * I15 = 1 /\ 0 <= I12 - 1] f1#(I16, I17) -> f2#(I18, I19) [0 <= I16 - 1 /\ -1 <= I17 - 1 /\ 0 <= I18 - 1] R = init(x1, x2) -> f1(rnd1, rnd2) f3(I0, I1) -> f2(I2, I3) [I0 - 2 * y1 = 0 /\ 0 <= I0 - 1 /\ I2 <= I0 - 1 /\ 0 <= I0 - 2 * y1 /\ I0 - 2 * y1 <= 1 /\ I0 - 2 * I2 <= 1 /\ 0 <= I0 - 2 * I2] f2(I4, I5) -> f3(I4, I6) [I4 - 2 * I7 = 0 /\ y2 <= I4 - 1 /\ 0 <= I4 - 1] f3(I8, I9) -> f2(I8 - 1, I10) [0 <= I8 - 1 /\ I8 - 2 * I11 = 1 /\ I8 - 2 * I11 <= 1 /\ 0 <= I8 - 2 * I11] f2(I12, I13) -> f3(I12, I14) [I12 - 2 * I15 = 1 /\ 0 <= I12 - 1] f1(I16, I17) -> f2(I18, I19) [0 <= I16 - 1 /\ -1 <= I17 - 1 /\ 0 <= I18 - 1] The dependency graph for this problem is: 0 -> 5 1 -> 2, 4 2 -> 1 3 -> 2 4 -> 3 5 -> 2, 4 Where: 0) init#(x1, x2) -> f1#(rnd1, rnd2) 1) f3#(I0, I1) -> f2#(I2, I3) [I0 - 2 * y1 = 0 /\ 0 <= I0 - 1 /\ I2 <= I0 - 1 /\ 0 <= I0 - 2 * y1 /\ I0 - 2 * y1 <= 1 /\ I0 - 2 * I2 <= 1 /\ 0 <= I0 - 2 * I2] 2) f2#(I4, I5) -> f3#(I4, I6) [I4 - 2 * I7 = 0 /\ y2 <= I4 - 1 /\ 0 <= I4 - 1] 3) f3#(I8, I9) -> f2#(I8 - 1, I10) [0 <= I8 - 1 /\ I8 - 2 * I11 = 1 /\ I8 - 2 * I11 <= 1 /\ 0 <= I8 - 2 * I11] 4) f2#(I12, I13) -> f3#(I12, I14) [I12 - 2 * I15 = 1 /\ 0 <= I12 - 1] 5) f1#(I16, I17) -> f2#(I18, I19) [0 <= I16 - 1 /\ -1 <= I17 - 1 /\ 0 <= I18 - 1] We have the following SCCs. { 1, 2, 3, 4 } DP problem for innermost termination. P = f3#(I0, I1) -> f2#(I2, I3) [I0 - 2 * y1 = 0 /\ 0 <= I0 - 1 /\ I2 <= I0 - 1 /\ 0 <= I0 - 2 * y1 /\ I0 - 2 * y1 <= 1 /\ I0 - 2 * I2 <= 1 /\ 0 <= I0 - 2 * I2] f2#(I4, I5) -> f3#(I4, I6) [I4 - 2 * I7 = 0 /\ y2 <= I4 - 1 /\ 0 <= I4 - 1] f3#(I8, I9) -> f2#(I8 - 1, I10) [0 <= I8 - 1 /\ I8 - 2 * I11 = 1 /\ I8 - 2 * I11 <= 1 /\ 0 <= I8 - 2 * I11] f2#(I12, I13) -> f3#(I12, I14) [I12 - 2 * I15 = 1 /\ 0 <= I12 - 1] R = init(x1, x2) -> f1(rnd1, rnd2) f3(I0, I1) -> f2(I2, I3) [I0 - 2 * y1 = 0 /\ 0 <= I0 - 1 /\ I2 <= I0 - 1 /\ 0 <= I0 - 2 * y1 /\ I0 - 2 * y1 <= 1 /\ I0 - 2 * I2 <= 1 /\ 0 <= I0 - 2 * I2] f2(I4, I5) -> f3(I4, I6) [I4 - 2 * I7 = 0 /\ y2 <= I4 - 1 /\ 0 <= I4 - 1] f3(I8, I9) -> f2(I8 - 1, I10) [0 <= I8 - 1 /\ I8 - 2 * I11 = 1 /\ I8 - 2 * I11 <= 1 /\ 0 <= I8 - 2 * I11] f2(I12, I13) -> f3(I12, I14) [I12 - 2 * I15 = 1 /\ 0 <= I12 - 1] f1(I16, I17) -> f2(I18, I19) [0 <= I16 - 1 /\ -1 <= I17 - 1 /\ 0 <= I18 - 1] We use the basic value criterion with the projection function NU: NU[f2#(z1,z2)] = z1 NU[f3#(z1,z2)] = z1 This gives the following inequalities: I0 - 2 * y1 = 0 /\ 0 <= I0 - 1 /\ I2 <= I0 - 1 /\ 0 <= I0 - 2 * y1 /\ I0 - 2 * y1 <= 1 /\ I0 - 2 * I2 <= 1 /\ 0 <= I0 - 2 * I2 ==> I0 >! I2 I4 - 2 * I7 = 0 /\ y2 <= I4 - 1 /\ 0 <= I4 - 1 ==> I4 (>! \union =) I4 0 <= I8 - 1 /\ I8 - 2 * I11 = 1 /\ I8 - 2 * I11 <= 1 /\ 0 <= I8 - 2 * I11 ==> I8 >! I8 - 1 I12 - 2 * I15 = 1 /\ 0 <= I12 - 1 ==> I12 (>! \union =) I12 We remove all the strictly oriented dependency pairs. DP problem for innermost termination. P = f2#(I4, I5) -> f3#(I4, I6) [I4 - 2 * I7 = 0 /\ y2 <= I4 - 1 /\ 0 <= I4 - 1] f2#(I12, I13) -> f3#(I12, I14) [I12 - 2 * I15 = 1 /\ 0 <= I12 - 1] R = init(x1, x2) -> f1(rnd1, rnd2) f3(I0, I1) -> f2(I2, I3) [I0 - 2 * y1 = 0 /\ 0 <= I0 - 1 /\ I2 <= I0 - 1 /\ 0 <= I0 - 2 * y1 /\ I0 - 2 * y1 <= 1 /\ I0 - 2 * I2 <= 1 /\ 0 <= I0 - 2 * I2] f2(I4, I5) -> f3(I4, I6) [I4 - 2 * I7 = 0 /\ y2 <= I4 - 1 /\ 0 <= I4 - 1] f3(I8, I9) -> f2(I8 - 1, I10) [0 <= I8 - 1 /\ I8 - 2 * I11 = 1 /\ I8 - 2 * I11 <= 1 /\ 0 <= I8 - 2 * I11] f2(I12, I13) -> f3(I12, I14) [I12 - 2 * I15 = 1 /\ 0 <= I12 - 1] f1(I16, I17) -> f2(I18, I19) [0 <= I16 - 1 /\ -1 <= I17 - 1 /\ 0 <= I18 - 1] The dependency graph for this problem is: 2 -> 4 -> Where: 2) f2#(I4, I5) -> f3#(I4, I6) [I4 - 2 * I7 = 0 /\ y2 <= I4 - 1 /\ 0 <= I4 - 1] 4) f2#(I12, I13) -> f3#(I12, I14) [I12 - 2 * I15 = 1 /\ 0 <= I12 - 1] We have the following SCCs. popout

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