About the Execution of LTSMin+red for SimpleLoadBal-PT-20
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 10684.531 | 154720.00 | 217472.00 | 623.30 | 1 1 1 1 1 1 1 1 0 1 1 1 1 1 1 1 | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2024-input.r532-smll-171683810900181.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is SimpleLoadBal-PT-20, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r532-smll-171683810900181
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.4M
-rw-r--r-- 1 mcc users 11K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 93K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.2K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.7K Apr 23 07:57 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 23 07:57 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K May 19 07:33 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 19 19:20 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Apr 13 12:01 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 94K Apr 13 12:01 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Apr 13 12:00 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K Apr 13 12:00 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 19 07:16 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 19 15:31 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 2.0M May 18 16:43 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of positive values
NUM_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME SimpleLoadBal-PT-20-UpperBounds-00
FORMULA_NAME SimpleLoadBal-PT-20-UpperBounds-01
FORMULA_NAME SimpleLoadBal-PT-20-UpperBounds-02
FORMULA_NAME SimpleLoadBal-PT-20-UpperBounds-03
FORMULA_NAME SimpleLoadBal-PT-20-UpperBounds-04
FORMULA_NAME SimpleLoadBal-PT-20-UpperBounds-05
FORMULA_NAME SimpleLoadBal-PT-20-UpperBounds-06
FORMULA_NAME SimpleLoadBal-PT-20-UpperBounds-07
FORMULA_NAME SimpleLoadBal-PT-20-UpperBounds-08
FORMULA_NAME SimpleLoadBal-PT-20-UpperBounds-09
FORMULA_NAME SimpleLoadBal-PT-20-UpperBounds-10
FORMULA_NAME SimpleLoadBal-PT-20-UpperBounds-11
FORMULA_NAME SimpleLoadBal-PT-20-UpperBounds-12
FORMULA_NAME SimpleLoadBal-PT-20-UpperBounds-13
FORMULA_NAME SimpleLoadBal-PT-20-UpperBounds-14
FORMULA_NAME SimpleLoadBal-PT-20-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1717253978101
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SimpleLoadBal-PT-20
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 14:59:40] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-06-01 14:59:40] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 14:59:40] [INFO ] Load time of PNML (sax parser for PT used): 566 ms
[2024-06-01 14:59:41] [INFO ] Transformed 194 places.
[2024-06-01 14:59:41] [INFO ] Transformed 2205 transitions.
[2024-06-01 14:59:41] [INFO ] Found NUPN structural information;
[2024-06-01 14:59:41] [INFO ] Completing missing partition info from NUPN : creating a component with [P_client_idle_1, P_client_idle_2, P_client_idle_3, P_client_idle_4, P_client_idle_5, P_client_idle_6, P_client_idle_7, P_client_idle_8, P_client_idle_9, P_client_idle_10, P_client_idle_11, P_client_idle_12, P_client_idle_13, P_client_idle_14, P_client_idle_15, P_client_idle_16, P_client_idle_17, P_client_idle_18, P_client_idle_19, P_client_idle_20, P_client_waiting_1, P_client_waiting_2, P_client_waiting_3, P_client_waiting_4, P_client_waiting_5, P_client_waiting_6, P_client_waiting_7, P_client_waiting_8, P_client_waiting_9, P_client_waiting_10, P_client_waiting_11, P_client_waiting_12, P_client_waiting_13, P_client_waiting_14, P_client_waiting_15, P_client_waiting_16, P_client_waiting_17, P_client_waiting_18, P_client_waiting_19, P_client_waiting_20, P_client_request_1, P_client_request_2, P_client_request_3, P_client_request_4, P_client_request_5, P_client_request_6, P_client_request_7, P_client_request_8, P_client_request_9, P_client_request_10, P_client_request_11, P_client_request_12, P_client_request_13, P_client_request_14, P_client_request_15, P_client_request_16, P_client_request_17, P_client_request_18, P_client_request_19, P_client_request_20, P_client_ack_1, P_client_ack_2, P_client_ack_3, P_client_ack_4, P_client_ack_5, P_client_ack_6, P_client_ack_7, P_client_ack_8, P_client_ack_9, P_client_ack_10, P_client_ack_11, P_client_ack_12, P_client_ack_13, P_client_ack_14, P_client_ack_15, P_client_ack_16, P_client_ack_17, P_client_ack_18, P_client_ack_19, P_client_ack_20, P_server_idle_1, P_server_idle_2, P_server_waiting_1, P_server_waiting_2, P_server_processed_1, P_server_processed_2, P_server_notification_1, P_server_notification_2, P_server_notification_ack_1, P_server_notification_ack_2, P_server_request_1_1, P_server_request_1_2, P_server_request_2_1, P_server_request_2_2, P_server_request_3_1, P_server_request_3_2, P_server_request_4_1, P_server_request_4_2, P_server_request_5_1, P_server_request_5_2, P_server_request_6_1, P_server_request_6_2, P_server_request_7_1, P_server_request_7_2, P_server_request_8_1, P_server_request_8_2, P_server_request_9_1, P_server_request_9_2, P_server_request_10_1, P_server_request_10_2, P_server_request_11_1, P_server_request_11_2, P_server_request_12_1, P_server_request_12_2, P_server_request_13_1, P_server_request_13_2, P_server_request_14_1, P_server_request_14_2, P_server_request_15_1, P_server_request_15_2, P_server_request_16_1, P_server_request_16_2, P_server_request_17_1, P_server_request_17_2, P_server_request_18_1, P_server_request_18_2, P_server_request_19_1, P_server_request_19_2, P_server_request_20_1, P_server_request_20_2, P_lb_idle_1, P_lb_routing_1_1, P_lb_routing_1_2, P_lb_routing_1_3, P_lb_routing_1_4, P_lb_routing_1_5, P_lb_routing_1_6, P_lb_routing_1_7, P_lb_routing_1_8, P_lb_routing_1_9, P_lb_routing_1_10, P_lb_routing_1_11, P_lb_routing_1_12, P_lb_routing_1_13, P_lb_routing_1_14, P_lb_routing_1_15, P_lb_routing_1_16, P_lb_routing_1_17, P_lb_routing_1_18, P_lb_routing_1_19, P_lb_routing_1_20, P_lb_balancing_1, P_lb_load_1_0, P_lb_load_1_1, P_lb_load_1_2, P_lb_load_1_3, P_lb_load_1_4, P_lb_load_1_5, P_lb_load_1_6, P_lb_load_1_7, P_lb_load_1_8, P_lb_load_1_9, P_lb_load_1_10, P_lb_load_1_11, P_lb_load_1_12, P_lb_load_1_13, P_lb_load_1_14, P_lb_load_1_15, P_lb_load_1_16, P_lb_load_1_17, P_lb_load_1_18, P_lb_load_1_19, P_lb_load_1_20, P_lb_load_2_0, P_lb_load_2_1, P_lb_load_2_2, P_lb_load_2_3, P_lb_load_2_4, P_lb_load_2_5, P_lb_load_2_6, P_lb_load_2_7, P_lb_load_2_8, P_lb_load_2_9, P_lb_load_2_10, P_lb_load_2_11, P_lb_load_2_12, P_lb_load_2_13, P_lb_load_2_14, P_lb_load_2_15, P_lb_load_2_16, P_lb_load_2_17, P_lb_load_2_18, P_lb_load_2_19, P_lb_load_2_20]
[2024-06-01 14:59:41] [INFO ] Parsed PT model containing 194 places and 2205 transitions and 15678 arcs in 775 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 14 ms.
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-06-01 14:59:41] [INFO ] Flow matrix only has 1745 transitions (discarded 460 similar events)
// Phase 1: matrix 1745 rows 194 cols
[2024-06-01 14:59:41] [INFO ] Invariants computation overflowed in 84 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 10000 steps (2 resets) in 228 ms. (43 steps per ms)
FORMULA SimpleLoadBal-PT-20-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA SimpleLoadBal-PT-20-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA SimpleLoadBal-PT-20-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA SimpleLoadBal-PT-20-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA SimpleLoadBal-PT-20-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA SimpleLoadBal-PT-20-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA SimpleLoadBal-PT-20-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA SimpleLoadBal-PT-20-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA SimpleLoadBal-PT-20-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA SimpleLoadBal-PT-20-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA SimpleLoadBal-PT-20-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA SimpleLoadBal-PT-20-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA SimpleLoadBal-PT-20-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA SimpleLoadBal-PT-20-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA SimpleLoadBal-PT-20-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 10001 steps (2 resets) in 35 ms. (277 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2024-06-01 14:59:41] [INFO ] Flow matrix only has 1745 transitions (discarded 460 similar events)
// Phase 1: matrix 1745 rows 194 cols
[2024-06-01 14:59:41] [INFO ] Invariants computation overflowed in 39 ms
[2024-06-01 14:59:42] [INFO ] [Real]Absence check using state equation in 921 ms returned sat
[2024-06-01 14:59:43] [INFO ] State equation strengthened by 820 read => feed constraints.
[2024-06-01 14:59:43] [INFO ] [Real]Added 820 Read/Feed constraints in 516 ms returned sat
[2024-06-01 14:59:43] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 14:59:44] [INFO ] [Nat]Absence check using state equation in 722 ms returned sat
[2024-06-01 14:59:45] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 14:59:45] [INFO ] [Nat]Added 820 Read/Feed constraints in 1177 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 194 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place P_lb_load_1_18) removed 105 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 194/194 places, 2100/2100 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 7 places in 14 ms
Reduce places removed 7 places and 196 transitions.
Iterating global reduction 0 with 9 rules applied. Total rules applied 9 place count 187 transition count 1902
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 5 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 0 with 60 rules applied. Total rules applied 69 place count 147 transition count 1882
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 10 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 0 with 40 rules applied. Total rules applied 109 place count 127 transition count 1862
Free-agglomeration rule (complex) applied 20 times.
Iterating global reduction 0 with 20 rules applied. Total rules applied 129 place count 127 transition count 1842
Reduce places removed 20 places and 0 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 149 place count 107 transition count 1842
Applied a total of 149 rules in 765 ms. Remains 107 /194 variables (removed 87) and now considering 1842/2100 (removed 258) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 782 ms. Remains : 107/194 places, 1842/2100 transitions.
[2024-06-01 14:59:46] [INFO ] Flow matrix only has 1451 transitions (discarded 391 similar events)
// Phase 1: matrix 1451 rows 107 cols
[2024-06-01 14:59:46] [INFO ] Invariants computation overflowed in 12 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (2 resets) in 19073 ms. (52 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 2879 ms. (347 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2024-06-01 15:00:08] [INFO ] Flow matrix only has 1451 transitions (discarded 391 similar events)
// Phase 1: matrix 1451 rows 107 cols
[2024-06-01 15:00:08] [INFO ] Invariants computation overflowed in 12 ms
[2024-06-01 15:00:09] [INFO ] [Real]Absence check using state equation in 566 ms returned sat
[2024-06-01 15:00:09] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 15:00:10] [INFO ] [Nat]Absence check using state equation in 782 ms returned sat
[2024-06-01 15:00:10] [INFO ] State equation strengthened by 714 read => feed constraints.
[2024-06-01 15:00:10] [INFO ] [Nat]Added 714 Read/Feed constraints in 606 ms returned sat
[2024-06-01 15:00:11] [INFO ] Deduced a trap composed of 24 places in 514 ms of which 12 ms to minimize.
[2024-06-01 15:00:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 655 ms
[2024-06-01 15:00:12] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 1431 transitions) in 569 ms.
[2024-06-01 15:00:12] [INFO ] Added : 0 causal constraints over 0 iterations in 790 ms. Result :sat
Minimization took 1388 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 107 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 1842/1842 transitions.
Applied a total of 0 rules in 297 ms. Remains 107 /107 variables (removed 0) and now considering 1842/1842 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 297 ms. Remains : 107/107 places, 1842/1842 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 1842/1842 transitions.
Applied a total of 0 rules in 223 ms. Remains 107 /107 variables (removed 0) and now considering 1842/1842 (removed 0) transitions.
[2024-06-01 15:00:14] [INFO ] Flow matrix only has 1451 transitions (discarded 391 similar events)
// Phase 1: matrix 1451 rows 107 cols
[2024-06-01 15:00:14] [INFO ] Invariants computation overflowed in 17 ms
[2024-06-01 15:00:15] [INFO ] Implicit Places using invariants in 598 ms returned []
[2024-06-01 15:00:15] [INFO ] Flow matrix only has 1451 transitions (discarded 391 similar events)
// Phase 1: matrix 1451 rows 107 cols
[2024-06-01 15:00:15] [INFO ] Invariants computation overflowed in 15 ms
[2024-06-01 15:00:15] [INFO ] State equation strengthened by 714 read => feed constraints.
[2024-06-01 15:00:19] [INFO ] Implicit Places using invariants and state equation in 4602 ms returned [22, 23]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 5211 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 105/107 places, 1842/1842 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 103 transition count 1840
Applied a total of 4 rules in 321 ms. Remains 103 /105 variables (removed 2) and now considering 1840/1842 (removed 2) transitions.
[2024-06-01 15:00:20] [INFO ] Flow matrix only has 1449 transitions (discarded 391 similar events)
// Phase 1: matrix 1449 rows 103 cols
[2024-06-01 15:00:20] [INFO ] Computed 27 invariants in 21 ms
[2024-06-01 15:00:21] [INFO ] Implicit Places using invariants in 921 ms returned []
[2024-06-01 15:00:21] [INFO ] Flow matrix only has 1449 transitions (discarded 391 similar events)
[2024-06-01 15:00:21] [INFO ] Invariant cache hit.
[2024-06-01 15:00:21] [INFO ] State equation strengthened by 714 read => feed constraints.
[2024-06-01 15:00:25] [INFO ] Implicit Places using invariants and state equation in 4023 ms returned []
Implicit Place search using SMT with State Equation took 4960 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 103/107 places, 1840/1842 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 10720 ms. Remains : 103/107 places, 1840/1842 transitions.
[2024-06-01 15:00:25] [INFO ] Flow matrix only has 1449 transitions (discarded 391 similar events)
[2024-06-01 15:00:25] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (2 resets) in 20401 ms. (49 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 2386 ms. (418 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2024-06-01 15:00:47] [INFO ] Flow matrix only has 1449 transitions (discarded 391 similar events)
[2024-06-01 15:00:47] [INFO ] Invariant cache hit.
[2024-06-01 15:00:47] [INFO ] [Real]Absence check using 24 positive place invariants in 9 ms returned sat
[2024-06-01 15:00:47] [INFO ] [Real]Absence check using 24 positive and 3 generalized place invariants in 3 ms returned sat
[2024-06-01 15:00:48] [INFO ] [Real]Absence check using state equation in 498 ms returned sat
[2024-06-01 15:00:48] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 15:00:48] [INFO ] [Nat]Absence check using 24 positive place invariants in 8 ms returned sat
[2024-06-01 15:00:48] [INFO ] [Nat]Absence check using 24 positive and 3 generalized place invariants in 2 ms returned sat
[2024-06-01 15:00:48] [INFO ] [Nat]Absence check using state equation in 305 ms returned sat
[2024-06-01 15:00:48] [INFO ] State equation strengthened by 714 read => feed constraints.
[2024-06-01 15:00:49] [INFO ] [Nat]Added 714 Read/Feed constraints in 873 ms returned sat
[2024-06-01 15:00:50] [INFO ] Deduced a trap composed of 22 places in 376 ms of which 2 ms to minimize.
[2024-06-01 15:00:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 491 ms
[2024-06-01 15:00:51] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 1429 transitions) in 1053 ms.
[2024-06-01 15:00:51] [INFO ] Added : 0 causal constraints over 0 iterations in 1244 ms. Result :sat
Minimization took 3776 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 103 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 103/103 places, 1840/1840 transitions.
Applied a total of 0 rules in 173 ms. Remains 103 /103 variables (removed 0) and now considering 1840/1840 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 173 ms. Remains : 103/103 places, 1840/1840 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 103/103 places, 1840/1840 transitions.
Applied a total of 0 rules in 168 ms. Remains 103 /103 variables (removed 0) and now considering 1840/1840 (removed 0) transitions.
[2024-06-01 15:00:55] [INFO ] Flow matrix only has 1449 transitions (discarded 391 similar events)
[2024-06-01 15:00:55] [INFO ] Invariant cache hit.
[2024-06-01 15:00:56] [INFO ] Implicit Places using invariants in 930 ms returned []
[2024-06-01 15:00:56] [INFO ] Flow matrix only has 1449 transitions (discarded 391 similar events)
[2024-06-01 15:00:56] [INFO ] Invariant cache hit.
[2024-06-01 15:00:57] [INFO ] State equation strengthened by 714 read => feed constraints.
[2024-06-01 15:01:00] [INFO ] Implicit Places using invariants and state equation in 3901 ms returned []
Implicit Place search using SMT with State Equation took 4836 ms to find 0 implicit places.
[2024-06-01 15:01:00] [INFO ] Redundant transitions in 128 ms returned []
Running 1820 sub problems to find dead transitions.
[2024-06-01 15:01:00] [INFO ] Flow matrix only has 1449 transitions (discarded 391 similar events)
[2024-06-01 15:01:00] [INFO ] Invariant cache hit.
[2024-06-01 15:01:00] [INFO ] State equation strengthened by 714 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/102 variables, 102/102 constraints. Problems are: Problem set: 0 solved, 1820 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/102 variables, 23/125 constraints. Problems are: Problem set: 0 solved, 1820 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/102 variables, 1/126 constraints. Problems are: Problem set: 0 solved, 1820 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1 0.0)
(s2 0.0)
(s3 0.0)
(s4 0.0)
(s5 0.0)
(s6 0.0)
(s7 0.0)
(s8 0.0)
(s9 0.0)
(s10 0.0)
(s11 0.0)
(s12 0.0)
(s13 0.0)
(s14 0.0)
(s15 0.0)
(s16 0.0)
(s17 0.0)
(s18 0.0)
(s19 0.0)
(s20 1.0)
(s21 1.0)
(s22 1.0)
(s23 0.0)
(s24 1.0)
(s25 0.0)
(s26 1.0)
(s27 0.0)
(s28 1.0)
(s29 0.0)
(s30 1.0)
(s31 0.0)
(s32 1.0)
(s33 0.0)
(s34 1.0)
(s35 0.0)
(s36 1.0)
(s37 0.0)
(s38 1.0)
(s39 0.0)
(s40 1.0)
(s41 0.0)
(s42 1.0)
(s43 0.0)
(s44 1.0)
(s45 0.0)
(s46 1.0)
(s47 0.0)
(s48 0.0)
(s49 1.0)
(s50 1.0)
(s51 0.0)
(s52 1.0)
(s53 0.0)
(s54 1.0)
(s55 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 1820 unsolved
SMT process timed out in 64458ms, After SMT, problems are : Problem set: 0 solved, 1820 unsolved
Search for dead transitions found 0 dead transitions in 64545ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69721 ms. Remains : 103/103 places, 1840/1840 transitions.
RANDOM walk for 40000 steps (8 resets) in 2230 ms. (17 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 243 ms. (163 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 191 ms. (208 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 181253 steps, run timeout after 3001 ms. (steps per millisecond=60 ) properties seen :0 out of 2
Probabilistic random walk after 181253 steps, saw 145021 distinct states, run finished after 3008 ms. (steps per millisecond=60 ) properties seen :0
[2024-06-01 15:02:09] [INFO ] Flow matrix only has 1449 transitions (discarded 391 similar events)
[2024-06-01 15:02:09] [INFO ] Invariant cache hit.
[2024-06-01 15:02:09] [INFO ] State equation strengthened by 714 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 18/19 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 41/60 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/60 variables, 41/63 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/60 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 39/99 variables, 21/84 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/99 variables, 39/123 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/99 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1/100 variables, 1/124 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/100 variables, 1/125 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/100 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 1/101 variables, 1/126 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/101 variables, 1/127 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/101 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 1448/1549 variables, 101/228 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1549 variables, 714/942 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1549 variables, 0/942 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 3/1552 variables, 2/944 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1552 variables, 2/946 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1552 variables, 1/947 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 15:02:11] [INFO ] Deduced a trap composed of 22 places in 529 ms of which 2 ms to minimize.
At refinement iteration 23 (INCLUDED_ONLY) 0/1552 variables, 1/948 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1552 variables, 0/948 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 25 (OVERLAPS) 0/1552 variables, 0/948 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1552/1552 variables, and 948 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2191 ms.
Refiners :[Domain max(s): 103/103 constraints, Positive P Invariants (semi-flows): 24/24 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 103/103 constraints, ReadFeed: 714/714 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 18/19 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 41/60 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/60 variables, 41/63 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/60 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 39/99 variables, 21/84 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/99 variables, 39/123 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/99 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1/100 variables, 1/124 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/100 variables, 1/125 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/100 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 1/101 variables, 1/126 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/101 variables, 1/127 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/101 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 1448/1549 variables, 101/228 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1549 variables, 714/942 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1549 variables, 0/942 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 3/1552 variables, 2/944 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1552 variables, 2/946 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1552 variables, 1/947 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
Problem MIN0 is UNSAT
After SMT solving in domain Int declared 1552/1552 variables, and 949 constraints, problems are : Problem set: 2 solved, 0 unsolved in 1307 ms.
Refiners :[Domain max(s): 103/103 constraints, Positive P Invariants (semi-flows): 24/24 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 103/103 constraints, ReadFeed: 714/714 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/1 constraints]
After SMT, in 3556ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA SimpleLoadBal-PT-20-UpperBounds-08 0 TECHNIQUES REACHABILITY_MIN
Current structural bounds on expressions (After reachability solving 1 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 152488 ms.
ITS solved all properties within timeout
BK_STOP 1717254132821
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -rebuildPNML
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="SimpleLoadBal-PT-20"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool ltsminxred"
echo " Input is SimpleLoadBal-PT-20, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r532-smll-171683810900181"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/SimpleLoadBal-PT-20.tgz
mv SimpleLoadBal-PT-20 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;