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Complexity_C_Integer 2019-03-21 04.38 pair #429989003
details
property
value
status
complete
benchmark
LeikeHeizmann-TACAS2014-Ex8_true-termination.c
ran by
Akihisa Yamada
cpu timeout
1200 seconds
wallclock timeout
300 seconds
memory limit
137438953472 bytes
execution host
n181.star.cs.uiowa.edu
space
Adapted_from_Stroeder_15
run statistics
property
value
solver
CoFloCo 2018
configuration
C
runtime (wallclock)
0.246735 seconds
cpu usage
0.170872
user time
0.145704
system time
0.025168
max virtual memory
113176.0
max residence set size
11004.0
stage attributes
key
value
starexec-result
MAYBE
output
0.05/0.14 MAYBE 0.05/0.14 0.05/0.14 Preprocessing Cost Relations 0.05/0.14 ===================================== 0.05/0.14 0.05/0.14 #### Computed strongly connected components 0.05/0.14 0. recursive : [eval_foo_0/3,eval_foo_1/4,eval_foo_bb1_in/3,eval_foo_bb2_in/3,eval_foo_bb3_in/3,eval_foo_bb4_in/3] 0.05/0.14 1. non_recursive : [eval_foo_stop/1] 0.05/0.14 2. non_recursive : [eval_foo_bb5_in/1] 0.05/0.14 3. non_recursive : [eval_foo_bb1_in_loop_cont/2] 0.05/0.14 4. non_recursive : [eval_foo_bb0_in/3] 0.05/0.14 5. non_recursive : [eval_foo_start/3] 0.05/0.14 0.05/0.14 #### Obtained direct recursion through partial evaluation 0.05/0.14 0. SCC is partially evaluated into eval_foo_bb1_in/3 0.05/0.14 1. SCC is completely evaluated into other SCCs 0.05/0.14 2. SCC is completely evaluated into other SCCs 0.05/0.14 3. SCC is completely evaluated into other SCCs 0.05/0.14 4. SCC is partially evaluated into eval_foo_bb0_in/3 0.05/0.14 5. SCC is partially evaluated into eval_foo_start/3 0.05/0.14 0.05/0.14 Control-Flow Refinement of Cost Relations 0.05/0.14 ===================================== 0.05/0.14 0.05/0.14 ### Specialization of cost equations eval_foo_bb1_in/3 0.05/0.14 * CE 5 is refined into CE [6] 0.05/0.14 * CE 4 is refined into CE [7] 0.05/0.14 * CE 3 is refined into CE [8] 0.05/0.14 0.05/0.14 0.05/0.14 ### Cost equations --> "Loop" of eval_foo_bb1_in/3 0.05/0.14 * CEs [7] --> Loop 6 0.05/0.14 * CEs [8] --> Loop 7 0.05/0.14 * CEs [6] --> Loop 8 0.05/0.14 0.05/0.14 ### Ranking functions of CR eval_foo_bb1_in(V__01,V__0,B) 0.05/0.14 * RF of phase [6]: [V__0] 0.05/0.14 0.05/0.14 #### Partial ranking functions of CR eval_foo_bb1_in(V__01,V__0,B) 0.05/0.14 * Partial RF of phase [6]: 0.05/0.14 - RF of loop [6:1]: 0.05/0.14 V__0 0.05/0.14 0.05/0.14 0.05/0.14 ### Specialization of cost equations eval_foo_bb0_in/3 0.05/0.14 * CE 2 is refined into CE [9,10,11] 0.05/0.14 0.05/0.14 0.05/0.14 ### Cost equations --> "Loop" of eval_foo_bb0_in/3 0.05/0.14 * CEs [11] --> Loop 9 0.05/0.14 * CEs [9] --> Loop 10 0.05/0.14 * CEs [10] --> Loop 11 0.05/0.14 0.05/0.14 ### Ranking functions of CR eval_foo_bb0_in(V_q,V_y,B) 0.05/0.14 0.05/0.14 #### Partial ranking functions of CR eval_foo_bb0_in(V_q,V_y,B) 0.05/0.14 0.05/0.14 0.05/0.14 ### Specialization of cost equations eval_foo_start/3 0.05/0.14 * CE 1 is refined into CE [12,13,14] 0.05/0.14 0.05/0.14 0.05/0.14 ### Cost equations --> "Loop" of eval_foo_start/3 0.05/0.14 * CEs [14] --> Loop 12 0.05/0.14 * CEs [13] --> Loop 13 0.05/0.14 * CEs [12] --> Loop 14 0.05/0.14 0.05/0.14 ### Ranking functions of CR eval_foo_start(V_q,V_y,B) 0.05/0.14 0.05/0.14 #### Partial ranking functions of CR eval_foo_start(V_q,V_y,B) 0.05/0.14 0.05/0.14 0.05/0.14 Computing Bounds 0.05/0.14 ===================================== 0.05/0.14 0.05/0.14 #### Cost of chains of eval_foo_bb1_in(V__01,V__0,B): 0.05/0.14 * Chain [[6],8]: 1*it(6)+0 0.05/0.14 Such that:it(6) =< V__0 0.05/0.14 0.05/0.14 with precondition: [B=2,0>=V__01,V__0>=1] 0.05/0.14 0.05/0.14 * Chain [8]: 0 0.05/0.14 with precondition: [B=2,0>=V__0] 0.05/0.14 0.05/0.14 * Chain [7,[6],8]: 1*it(6)+1 0.05/0.14 with precondition: [B=2,V__01>=1,V__0>=1] 0.05/0.14 0.05/0.14 * Chain [7,8]: 1 0.05/0.14 with precondition: [B=2,V__01>=1,V__0>=1] 0.05/0.14 0.05/0.14 0.05/0.14 #### Cost of chains of eval_foo_bb0_in(V_q,V_y,B): 0.05/0.14 * Chain [11]: 0 0.05/0.14 with precondition: [0>=V_q] 0.05/0.14 0.05/0.14 * Chain [10]: 1*s(2)+0 0.05/0.14 Such that:s(2) =< V_q 0.05/0.14 0.05/0.14 with precondition: [0>=V_y,V_q>=1] 0.05/0.14
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