details

property	value
status	complete
benchmark	consts3.t2.smt2
ran by	Akihisa Yamada
cpu timeout	1200 seconds
wallclock timeout	300 seconds
memory limit	137438953472 bytes
execution host	n141.star.cs.uiowa.edu
space	From_T2

run statistics

property	value
solver	Ctrl
configuration	Transition
runtime (wallclock)	0.951902 seconds
cpu usage	0.967376
user time	0.468198
system time	0.499178
max virtual memory	237364.0
max residence set size	8688.0

stage attributes

key	value
starexec-result	YES

output

YES DP problem for innermost termination. P = f4#(x1, x2) -> f3#(x1, x2) f3#(I0, I1) -> f1#(I0, I1) f2#(I2, I3) -> f1#(I2, I3) f1#(I4, I5) -> f2#(I4, -1 + I5) [1 + I4 <= -1 + I5] R = f4(x1, x2) -> f3(x1, x2) f3(I0, I1) -> f1(I0, I1) f2(I2, I3) -> f1(I2, I3) f1(I4, I5) -> f2(I4, -1 + I5) [1 + I4 <= -1 + I5] The dependency graph for this problem is: 0 -> 1 1 -> 3 2 -> 3 3 -> 2 Where: 0) f4#(x1, x2) -> f3#(x1, x2) 1) f3#(I0, I1) -> f1#(I0, I1) 2) f2#(I2, I3) -> f1#(I2, I3) 3) f1#(I4, I5) -> f2#(I4, -1 + I5) [1 + I4 <= -1 + I5] We have the following SCCs. { 2, 3 } DP problem for innermost termination. P = f2#(I2, I3) -> f1#(I2, I3) f1#(I4, I5) -> f2#(I4, -1 + I5) [1 + I4 <= -1 + I5] R = f4(x1, x2) -> f3(x1, x2) f3(I0, I1) -> f1(I0, I1) f2(I2, I3) -> f1(I2, I3) f1(I4, I5) -> f2(I4, -1 + I5) [1 + I4 <= -1 + I5] We use the reverse value criterion with the projection function NU: NU[f1#(z1,z2)] = -1 + z2 + -1 * (1 + z1) NU[f2#(z1,z2)] = -1 + z2 + -1 * (1 + z1) This gives the following inequalities: ==> -1 + I3 + -1 * (1 + I2) >= -1 + I3 + -1 * (1 + I2) 1 + I4 <= -1 + I5 ==> -1 + I5 + -1 * (1 + I4) > -1 + (-1 + I5) + -1 * (1 + I4) with -1 + I5 + -1 * (1 + I4) >= 0 We remove all the strictly oriented dependency pairs. DP problem for innermost termination. P = f2#(I2, I3) -> f1#(I2, I3) R = f4(x1, x2) -> f3(x1, x2) f3(I0, I1) -> f1(I0, I1) f2(I2, I3) -> f1(I2, I3) f1(I4, I5) -> f2(I4, -1 + I5) [1 + I4 <= -1 + I5] The dependency graph for this problem is: 2 -> Where: 2) f2#(I2, I3) -> f1#(I2, I3) We have the following SCCs. popout

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