details

property	value
status	complete
benchmark	ex19.t2.smt2
ran by	Akihisa Yamada
cpu timeout	1200 seconds
wallclock timeout	300 seconds
memory limit	137438953472 bytes
execution host	n142.star.cs.uiowa.edu
space	From_T2

run statistics

property	value
solver	Ctrl
configuration	Transition
runtime (wallclock)	8.92444 seconds
cpu usage	9.06064
user time	4.94131
system time	4.11933
max virtual memory	685108.0
max residence set size	8572.0

stage attributes

key	value
starexec-result	MAYBE

output

MAYBE DP problem for innermost termination. P = f8#(x1, x2, x3, x4) -> f7#(x1, x2, x3, x4) f7#(I0, I1, I2, I3) -> f2#(I0, I1, I0, I1) f4#(I4, I5, I6, I7) -> f5#(I4, I5, I6, I7) [I5 <= I4 /\ I4 <= I5] f4#(I8, I9, I10, I11) -> f5#(I8, I9, I10, I11) [1 + I8 <= I9] f4#(I12, I13, I14, I15) -> f5#(I12, I13, I14, I15) [1 + I13 <= I12] f2#(I20, I21, I22, I23) -> f3#(I20, I21, I22, I23) f3#(I24, I25, I26, I27) -> f1#(I24, I25, I26, I27) [1 + I26 <= 0] f3#(I28, I29, I30, I31) -> f1#(I28, I29, I30, I31) [1 <= I30] f3#(I32, I33, I34, I35) -> f4#(I32, I33, I34, I35) [0 <= I34 /\ I34 <= 0] f1#(I36, I37, I38, I39) -> f2#(I36, I37, -1 + I38, -1 + I39) R = f8(x1, x2, x3, x4) -> f7(x1, x2, x3, x4) f7(I0, I1, I2, I3) -> f2(I0, I1, I0, I1) f4(I4, I5, I6, I7) -> f5(I4, I5, I6, I7) [I5 <= I4 /\ I4 <= I5] f4(I8, I9, I10, I11) -> f5(I8, I9, I10, I11) [1 + I8 <= I9] f4(I12, I13, I14, I15) -> f5(I12, I13, I14, I15) [1 + I13 <= I12] f5(I16, I17, I18, I19) -> f6(I16, I17, I18, I19) f2(I20, I21, I22, I23) -> f3(I20, I21, I22, I23) f3(I24, I25, I26, I27) -> f1(I24, I25, I26, I27) [1 + I26 <= 0] f3(I28, I29, I30, I31) -> f1(I28, I29, I30, I31) [1 <= I30] f3(I32, I33, I34, I35) -> f4(I32, I33, I34, I35) [0 <= I34 /\ I34 <= 0] f1(I36, I37, I38, I39) -> f2(I36, I37, -1 + I38, -1 + I39) The dependency graph for this problem is: 0 -> 1 1 -> 5 2 -> 3 -> 4 -> 5 -> 6, 7, 8 6 -> 9 7 -> 9 8 -> 2, 3, 4 9 -> 5 Where: 0) f8#(x1, x2, x3, x4) -> f7#(x1, x2, x3, x4) 1) f7#(I0, I1, I2, I3) -> f2#(I0, I1, I0, I1) 2) f4#(I4, I5, I6, I7) -> f5#(I4, I5, I6, I7) [I5 <= I4 /\ I4 <= I5] 3) f4#(I8, I9, I10, I11) -> f5#(I8, I9, I10, I11) [1 + I8 <= I9] 4) f4#(I12, I13, I14, I15) -> f5#(I12, I13, I14, I15) [1 + I13 <= I12] 5) f2#(I20, I21, I22, I23) -> f3#(I20, I21, I22, I23) 6) f3#(I24, I25, I26, I27) -> f1#(I24, I25, I26, I27) [1 + I26 <= 0] 7) f3#(I28, I29, I30, I31) -> f1#(I28, I29, I30, I31) [1 <= I30] 8) f3#(I32, I33, I34, I35) -> f4#(I32, I33, I34, I35) [0 <= I34 /\ I34 <= 0] 9) f1#(I36, I37, I38, I39) -> f2#(I36, I37, -1 + I38, -1 + I39) We have the following SCCs. { 5, 6, 7, 9 } DP problem for innermost termination. P = f2#(I20, I21, I22, I23) -> f3#(I20, I21, I22, I23) f3#(I24, I25, I26, I27) -> f1#(I24, I25, I26, I27) [1 + I26 <= 0] f3#(I28, I29, I30, I31) -> f1#(I28, I29, I30, I31) [1 <= I30] f1#(I36, I37, I38, I39) -> f2#(I36, I37, -1 + I38, -1 + I39) R = f8(x1, x2, x3, x4) -> f7(x1, x2, x3, x4) f7(I0, I1, I2, I3) -> f2(I0, I1, I0, I1) f4(I4, I5, I6, I7) -> f5(I4, I5, I6, I7) [I5 <= I4 /\ I4 <= I5] f4(I8, I9, I10, I11) -> f5(I8, I9, I10, I11) [1 + I8 <= I9] f4(I12, I13, I14, I15) -> f5(I12, I13, I14, I15) [1 + I13 <= I12] f5(I16, I17, I18, I19) -> f6(I16, I17, I18, I19) f2(I20, I21, I22, I23) -> f3(I20, I21, I22, I23) f3(I24, I25, I26, I27) -> f1(I24, I25, I26, I27) [1 + I26 <= 0] f3(I28, I29, I30, I31) -> f1(I28, I29, I30, I31) [1 <= I30] f3(I32, I33, I34, I35) -> f4(I32, I33, I34, I35) [0 <= I34 /\ I34 <= 0] f1(I36, I37, I38, I39) -> f2(I36, I37, -1 + I38, -1 + I39) We use the extended value criterion with the projection function NU: NU[f1#(x0,x1,x2,x3)] = x2 - 2 NU[f3#(x0,x1,x2,x3)] = x2 - 1 NU[f2#(x0,x1,x2,x3)] = x2 - 1 This gives the following inequalities: ==> I22 - 1 >= I22 - 1 1 + I26 <= 0 ==> I26 - 1 >= I26 - 2 1 <= I30 ==> I30 - 1 > I30 - 2 with I30 - 1 >= 0 ==> I38 - 2 >= (-1 + I38) - 1 We remove all the strictly oriented dependency pairs. DP problem for innermost termination. P = f2#(I20, I21, I22, I23) -> f3#(I20, I21, I22, I23) f3#(I24, I25, I26, I27) -> f1#(I24, I25, I26, I27) [1 + I26 <= 0] f1#(I36, I37, I38, I39) -> f2#(I36, I37, -1 + I38, -1 + I39) R = f8(x1, x2, x3, x4) -> f7(x1, x2, x3, x4) f7(I0, I1, I2, I3) -> f2(I0, I1, I0, I1) f4(I4, I5, I6, I7) -> f5(I4, I5, I6, I7) [I5 <= I4 /\ I4 <= I5] f4(I8, I9, I10, I11) -> f5(I8, I9, I10, I11) [1 + I8 <= I9] f4(I12, I13, I14, I15) -> f5(I12, I13, I14, I15) [1 + I13 <= I12] f5(I16, I17, I18, I19) -> f6(I16, I17, I18, I19) f2(I20, I21, I22, I23) -> f3(I20, I21, I22, I23) f3(I24, I25, I26, I27) -> f1(I24, I25, I26, I27) [1 + I26 <= 0] f3(I28, I29, I30, I31) -> f1(I28, I29, I30, I31) [1 <= I30] popout

output may be truncated. 'popout' for the full output.

job log

popout

actions

all output return to ITS