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Complexity_C_Integer 2019-03-21 04.38 pair #429988911
details
property
value
status
complete
benchmark
Ex07.c
ran by
Akihisa Yamada
cpu timeout
1200 seconds
wallclock timeout
300 seconds
memory limit
137438953472 bytes
execution host
n117.star.cs.uiowa.edu
space
Adapted_from_Stroeder_15
run statistics
property
value
solver
CoFloCo 2018
configuration
C
runtime (wallclock)
0.219071 seconds
cpu usage
0.142451
user time
0.11484
system time
0.027611
max virtual memory
113176.0
max residence set size
10832.0
stage attributes
key
value
starexec-result
MAYBE
output
0.04/0.11 MAYBE 0.04/0.11 Warning: Ignored call to eval_foo_bb1_in_loop_cont/2 in equation eval_foo_bb0_in/2 0.04/0.11 0.04/0.11 Preprocessing Cost Relations 0.04/0.11 ===================================== 0.04/0.11 0.04/0.11 #### Computed strongly connected components 0.04/0.11 0. recursive : [eval_foo_bb1_in/2] 0.04/0.11 1. non_recursive : [eval_foo_bb0_in/2] 0.04/0.11 2. non_recursive : [eval_foo_start/2] 0.04/0.11 0.04/0.11 #### Obtained direct recursion through partial evaluation 0.04/0.11 0. SCC is partially evaluated into eval_foo_bb1_in/2 0.04/0.11 1. SCC is completely evaluated into other SCCs 0.04/0.11 2. SCC is partially evaluated into eval_foo_start/2 0.04/0.11 0.04/0.11 Control-Flow Refinement of Cost Relations 0.04/0.11 ===================================== 0.04/0.11 0.04/0.11 ### Specialization of cost equations eval_foo_bb1_in/2 0.04/0.11 * CE 2 is refined into CE [5] 0.04/0.11 * CE 3 is refined into CE [6] 0.04/0.11 * CE 4 is refined into CE [7] 0.04/0.11 0.04/0.11 0.04/0.11 ### Cost equations --> "Loop" of eval_foo_bb1_in/2 0.04/0.11 * CEs [5] --> Loop 5 0.04/0.11 * CEs [6] --> Loop 6 0.04/0.11 * CEs [7] --> Loop 7 0.04/0.11 0.04/0.11 ### Ranking functions of CR eval_foo_bb1_in(V__0,B) 0.04/0.11 * RF of phase [5]: [V__0] 0.04/0.11 * RF of phase [6]: [-V__0] 0.04/0.11 0.04/0.11 #### Partial ranking functions of CR eval_foo_bb1_in(V__0,B) 0.04/0.11 * Partial RF of phase [5]: 0.04/0.11 - RF of loop [5:1]: 0.04/0.11 V__0 0.04/0.11 * Partial RF of phase [6]: 0.04/0.11 - RF of loop [6:1]: 0.04/0.11 -V__0 0.04/0.11 0.04/0.11 Warning: no base case found for predicate 0.04/0.11 0.04/0.11 ### Specialization of cost equations eval_foo_start/2 0.04/0.11 * CE 1 is refined into CE [8,9,10] 0.04/0.11 0.04/0.11 0.04/0.11 ### Cost equations --> "Loop" of eval_foo_start/2 0.04/0.11 * CEs [10] --> Loop 8 0.04/0.11 * CEs [9] --> Loop 9 0.04/0.11 * CEs [8] --> Loop 10 0.04/0.11 0.04/0.11 ### Ranking functions of CR eval_foo_start(V_i,B) 0.04/0.11 0.04/0.11 #### Partial ranking functions of CR eval_foo_start(V_i,B) 0.04/0.11 0.04/0.11 Warning: no base case found for predicate 0.04/0.11 0.04/0.11 Computing Bounds 0.04/0.11 ===================================== 0.04/0.11 0.04/0.11 #### Cost of chains of eval_foo_bb1_in(V__0,B): 0.04/0.11 * Chain [[7]]...: 1*it(7)+0 0.04/0.11 with precondition: [V__0=0] 0.04/0.11 0.04/0.11 * Chain [[6],[7]]...: 1*it(6)+1*it(7)+0 0.04/0.11 Such that:it(6) =< -V__0 0.04/0.11 0.04/0.11 with precondition: [0>=V__0+1] 0.04/0.11 0.04/0.11 * Chain [[5],[7]]...: 1*it(5)+1*it(7)+0 0.04/0.11 Such that:it(5) =< V__0 0.04/0.11 0.04/0.11 with precondition: [V__0>=1] 0.04/0.11 0.04/0.11 0.04/0.11 #### Cost of chains of eval_foo_start(V_i,B): 0.04/0.11 * Chain [10]...: 1*s(1)+0 0.04/0.11 with precondition: [V_i=0] 0.04/0.11 0.04/0.11 * Chain [9]...: 1*s(2)+1*s(3)+0 0.04/0.11 Such that:s(2) =< -V_i 0.04/0.11 0.04/0.11 with precondition: [0>=V_i+1] 0.04/0.11 0.04/0.11 * Chain [8]...: 1*s(4)+1*s(5)+0 0.04/0.11 Such that:s(4) =< V_i 0.04/0.11 0.04/0.11 with precondition: [V_i>=1] 0.04/0.11 0.04/0.11 0.04/0.11 Closed-form bounds of eval_foo_start(V_i,B): 0.04/0.11 ------------------------------------- 0.04/0.11 * Chain [10]... with precondition: [V_i=0] 0.04/0.11 - Upper bound: inf 0.04/0.11 - Complexity: infinity 0.04/0.11 * Chain [9]... with precondition: [0>=V_i+1] 0.04/0.11 - Upper bound: inf 0.04/0.11 - Complexity: infinity
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return to Complexity_C_Integer 2019-03-21 04.38