Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r439-tajo-167905986300334.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
..................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is SimpleLoadBal-PT-20, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r439-tajo-167905986300334
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.5M
-rw-r--r-- 1 mcc users 8.5K Feb 26 03:50 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K Feb 26 03:50 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Feb 26 03:49 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K Feb 26 03:49 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.6K Feb 25 17:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 17:07 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K Feb 25 17:07 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 17:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 20K Feb 26 03:51 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 172K Feb 26 03:51 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Feb 26 03:50 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K Feb 26 03:50 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Feb 25 17:07 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 17:07 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 2.0M Mar 5 18:23 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME Liveness

=== Now, execution of the tool begins

BK_START 1679553131492

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=SimpleLoadBal-PT-20
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-23 06:32:13] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-03-23 06:32:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-23 06:32:13] [INFO ] Load time of PNML (sax parser for PT used): 141 ms
[2023-03-23 06:32:13] [INFO ] Transformed 194 places.
[2023-03-23 06:32:13] [INFO ] Transformed 2205 transitions.
[2023-03-23 06:32:13] [INFO ] Found NUPN structural information;
[2023-03-23 06:32:13] [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]
[2023-03-23 06:32:13] [INFO ] Parsed PT model containing 194 places and 2205 transitions and 15678 arcs in 225 ms.
Built sparse matrix representations for Structural reductions in 13 ms.22526KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 194/194 places, 2205/2205 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 172 ms. Remains 194 /194 variables (removed 0) and now considering 2205/2205 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 173 ms. Remains : 194/194 places, 2205/2205 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 194/194 places, 2205/2205 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 93 ms. Remains 194 /194 variables (removed 0) and now considering 2205/2205 (removed 0) transitions.
[2023-03-23 06:32:13] [INFO ] Flow matrix only has 1745 transitions (discarded 460 similar events)
// Phase 1: matrix 1745 rows 194 cols
[2023-03-23 06:32:13] [INFO ] Invariants computation overflowed in 59 ms
[2023-03-23 06:32:14] [INFO ] Implicit Places using invariants in 239 ms returned []
[2023-03-23 06:32:14] [INFO ] Flow matrix only has 1745 transitions (discarded 460 similar events)
// Phase 1: matrix 1745 rows 194 cols
[2023-03-23 06:32:14] [INFO ] Invariants computation overflowed in 16 ms
[2023-03-23 06:32:14] [INFO ] State equation strengthened by 820 read => feed constraints.
[2023-03-23 06:32:14] [INFO ] Implicit Places using invariants and state equation in 548 ms returned []
Implicit Place search using SMT with State Equation took 816 ms to find 0 implicit places.
[2023-03-23 06:32:14] [INFO ] Redundant transitions in 108 ms returned []
[2023-03-23 06:32:14] [INFO ] Flow matrix only has 1745 transitions (discarded 460 similar events)
// Phase 1: matrix 1745 rows 194 cols
[2023-03-23 06:32:14] [INFO ] Invariants computation overflowed in 24 ms
[2023-03-23 06:32:15] [INFO ] Dead Transitions using invariants and state equation in 792 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 1817 ms. Remains : 194/194 places, 2205/2205 transitions.
Random walk for 1250000 steps, including 0 resets, run took 8790 ms (no deadlock found). (steps per millisecond=142 )
Random directed walk for 1250000 steps, including 0 resets, run took 10212 ms (no deadlock found). (steps per millisecond=122 )
[2023-03-23 06:32:34] [INFO ] Flow matrix only has 1745 transitions (discarded 460 similar events)
// Phase 1: matrix 1745 rows 194 cols
[2023-03-23 06:32:34] [INFO ] Invariants computation overflowed in 20 ms
[2023-03-23 06:32:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-23 06:32:35] [INFO ] [Real]Absence check using state equation in 278 ms returned sat
[2023-03-23 06:32:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-23 06:32:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-23 06:32:36] [INFO ] [Nat]Absence check using state equation in 542 ms returned sat
[2023-03-23 06:32:36] [INFO ] State equation strengthened by 820 read => feed constraints.
[2023-03-23 06:32:36] [INFO ] [Nat]Added 820 Read/Feed constraints in 306 ms returned sat
[2023-03-23 06:32:36] [INFO ] Deduced a trap composed of 24 places in 373 ms of which 4 ms to minimize.
[2023-03-23 06:32:37] [INFO ] Deduced a trap composed of 24 places in 372 ms of which 1 ms to minimize.
[2023-03-23 06:32:37] [INFO ] Deduced a trap composed of 25 places in 353 ms of which 2 ms to minimize.
[2023-03-23 06:32:38] [INFO ] Deduced a trap composed of 25 places in 322 ms of which 2 ms to minimize.
[2023-03-23 06:32:38] [INFO ] Deduced a trap composed of 27 places in 341 ms of which 1 ms to minimize.
[2023-03-23 06:32:39] [INFO ] Deduced a trap composed of 25 places in 349 ms of which 1 ms to minimize.
[2023-03-23 06:32:39] [INFO ] Deduced a trap composed of 29 places in 348 ms of which 1 ms to minimize.
[2023-03-23 06:32:39] [INFO ] Deduced a trap composed of 30 places in 296 ms of which 1 ms to minimize.
[2023-03-23 06:32:40] [INFO ] Deduced a trap composed of 24 places in 299 ms of which 0 ms to minimize.
[2023-03-23 06:32:40] [INFO ] Deduced a trap composed of 27 places in 362 ms of which 0 ms to minimize.
[2023-03-23 06:32:41] [INFO ] Deduced a trap composed of 24 places in 326 ms of which 0 ms to minimize.
[2023-03-23 06:32:41] [INFO ] Deduced a trap composed of 26 places in 346 ms of which 0 ms to minimize.
[2023-03-23 06:32:42] [INFO ] Deduced a trap composed of 28 places in 334 ms of which 0 ms to minimize.
[2023-03-23 06:32:42] [INFO ] Deduced a trap composed of 26 places in 283 ms of which 1 ms to minimize.
[2023-03-23 06:32:43] [INFO ] Deduced a trap composed of 30 places in 318 ms of which 1 ms to minimize.
[2023-03-23 06:32:43] [INFO ] Deduced a trap composed of 28 places in 326 ms of which 0 ms to minimize.
[2023-03-23 06:32:43] [INFO ] Deduced a trap composed of 24 places in 311 ms of which 1 ms to minimize.
[2023-03-23 06:32:44] [INFO ] Deduced a trap composed of 30 places in 381 ms of which 1 ms to minimize.
[2023-03-23 06:32:44] [INFO ] Deduced a trap composed of 30 places in 359 ms of which 1 ms to minimize.
[2023-03-23 06:32:45] [INFO ] Deduced a trap composed of 30 places in 333 ms of which 1 ms to minimize.
[2023-03-23 06:32:45] [INFO ] Deduced a trap composed of 30 places in 363 ms of which 1 ms to minimize.
[2023-03-23 06:32:46] [INFO ] Deduced a trap composed of 30 places in 351 ms of which 0 ms to minimize.
[2023-03-23 06:32:46] [INFO ] Deduced a trap composed of 26 places in 333 ms of which 0 ms to minimize.
[2023-03-23 06:32:47] [INFO ] Deduced a trap composed of 30 places in 328 ms of which 0 ms to minimize.
[2023-03-23 06:32:47] [INFO ] Deduced a trap composed of 30 places in 336 ms of which 0 ms to minimize.
[2023-03-23 06:32:47] [INFO ] Deduced a trap composed of 30 places in 296 ms of which 1 ms to minimize.
[2023-03-23 06:32:48] [INFO ] Deduced a trap composed of 26 places in 291 ms of which 1 ms to minimize.
[2023-03-23 06:32:48] [INFO ] Deduced a trap composed of 30 places in 288 ms of which 1 ms to minimize.
[2023-03-23 06:32:49] [INFO ] Deduced a trap composed of 30 places in 299 ms of which 0 ms to minimize.
[2023-03-23 06:32:49] [INFO ] Deduced a trap composed of 30 places in 342 ms of which 0 ms to minimize.
[2023-03-23 06:32:49] [INFO ] Deduced a trap composed of 26 places in 338 ms of which 1 ms to minimize.
[2023-03-23 06:32:50] [INFO ] Deduced a trap composed of 30 places in 322 ms of which 1 ms to minimize.
[2023-03-23 06:32:51] [INFO ] Deduced a trap composed of 26 places in 307 ms of which 0 ms to minimize.
[2023-03-23 06:32:52] [INFO ] Deduced a trap composed of 27 places in 329 ms of which 1 ms to minimize.
[2023-03-23 06:32:52] [INFO ] Deduced a trap composed of 27 places in 333 ms of which 4 ms to minimize.
[2023-03-23 06:32:55] [INFO ] Trap strengthening (SAT) tested/added 35/35 trap constraints in 19463 ms
Parikh directed walk for 34800 steps, including 1000 resets, run took 264 ms. (steps per millisecond=131 )
Random directed walk for 500000 steps, including 0 resets, run took 3940 ms (no deadlock found). (steps per millisecond=126 )
Random walk for 500000 steps, including 0 resets, run took 3553 ms (no deadlock found). (steps per millisecond=140 )
Random directed walk for 500001 steps, including 0 resets, run took 3770 ms (no deadlock found). (steps per millisecond=132 )
Random walk for 500000 steps, including 0 resets, run took 3119 ms (no deadlock found). (steps per millisecond=160 )
Starting structural reductions in DEADLOCK mode, iteration 0 : 194/194 places, 2205/2205 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 80 ms. Remains 194 /194 variables (removed 0) and now considering 2205/2205 (removed 0) transitions.
[2023-03-23 06:33:10] [INFO ] Flow matrix only has 1745 transitions (discarded 460 similar events)
// Phase 1: matrix 1745 rows 194 cols
[2023-03-23 06:33:10] [INFO ] Invariants computation overflowed in 21 ms
[2023-03-23 06:33:10] [INFO ] Implicit Places using invariants in 67 ms returned []
[2023-03-23 06:33:10] [INFO ] Flow matrix only has 1745 transitions (discarded 460 similar events)
// Phase 1: matrix 1745 rows 194 cols
[2023-03-23 06:33:10] [INFO ] Invariants computation overflowed in 11 ms
[2023-03-23 06:33:11] [INFO ] State equation strengthened by 820 read => feed constraints.
[2023-03-23 06:33:11] [INFO ] Implicit Places using invariants and state equation in 516 ms returned []
Implicit Place search using SMT with State Equation took 585 ms to find 0 implicit places.
[2023-03-23 06:33:11] [INFO ] Redundant transitions in 62 ms returned []
[2023-03-23 06:33:11] [INFO ] Flow matrix only has 1745 transitions (discarded 460 similar events)
// Phase 1: matrix 1745 rows 194 cols
[2023-03-23 06:33:11] [INFO ] Invariants computation overflowed in 15 ms
[2023-03-23 06:33:12] [INFO ] Dead Transitions using invariants and state equation in 667 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 1401 ms. Remains : 194/194 places, 2205/2205 transitions.
Random walk for 1250000 steps, including 0 resets, run took 8147 ms (no deadlock found). (steps per millisecond=153 )
Random directed walk for 1250006 steps, including 0 resets, run took 8489 ms (no deadlock found). (steps per millisecond=147 )
[2023-03-23 06:33:28] [INFO ] Flow matrix only has 1745 transitions (discarded 460 similar events)
// Phase 1: matrix 1745 rows 194 cols
[2023-03-23 06:33:28] [INFO ] Invariants computation overflowed in 18 ms
[2023-03-23 06:33:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-23 06:33:29] [INFO ] [Real]Absence check using state equation in 308 ms returned sat
[2023-03-23 06:33:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-23 06:33:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-23 06:33:30] [INFO ] [Nat]Absence check using state equation in 533 ms returned sat
[2023-03-23 06:33:30] [INFO ] State equation strengthened by 820 read => feed constraints.
[2023-03-23 06:33:30] [INFO ] [Nat]Added 820 Read/Feed constraints in 295 ms returned sat
[2023-03-23 06:33:30] [INFO ] Deduced a trap composed of 24 places in 359 ms of which 0 ms to minimize.
[2023-03-23 06:33:31] [INFO ] Deduced a trap composed of 24 places in 339 ms of which 1 ms to minimize.
[2023-03-23 06:33:31] [INFO ] Deduced a trap composed of 25 places in 341 ms of which 1 ms to minimize.
[2023-03-23 06:33:32] [INFO ] Deduced a trap composed of 25 places in 331 ms of which 1 ms to minimize.
[2023-03-23 06:33:32] [INFO ] Deduced a trap composed of 27 places in 339 ms of which 1 ms to minimize.
[2023-03-23 06:33:33] [INFO ] Deduced a trap composed of 25 places in 339 ms of which 1 ms to minimize.
[2023-03-23 06:33:33] [INFO ] Deduced a trap composed of 29 places in 348 ms of which 1 ms to minimize.
[2023-03-23 06:33:34] [INFO ] Deduced a trap composed of 30 places in 314 ms of which 1 ms to minimize.
[2023-03-23 06:33:34] [INFO ] Deduced a trap composed of 24 places in 339 ms of which 1 ms to minimize.
[2023-03-23 06:33:35] [INFO ] Deduced a trap composed of 27 places in 355 ms of which 0 ms to minimize.
[2023-03-23 06:33:35] [INFO ] Deduced a trap composed of 24 places in 399 ms of which 0 ms to minimize.
[2023-03-23 06:33:36] [INFO ] Deduced a trap composed of 26 places in 384 ms of which 1 ms to minimize.
[2023-03-23 06:33:36] [INFO ] Deduced a trap composed of 28 places in 315 ms of which 1 ms to minimize.
[2023-03-23 06:33:37] [INFO ] Deduced a trap composed of 26 places in 320 ms of which 0 ms to minimize.
[2023-03-23 06:33:37] [INFO ] Deduced a trap composed of 30 places in 360 ms of which 0 ms to minimize.
[2023-03-23 06:33:38] [INFO ] Deduced a trap composed of 28 places in 295 ms of which 1 ms to minimize.
[2023-03-23 06:33:38] [INFO ] Deduced a trap composed of 24 places in 350 ms of which 0 ms to minimize.
[2023-03-23 06:33:39] [INFO ] Deduced a trap composed of 30 places in 343 ms of which 0 ms to minimize.
[2023-03-23 06:33:39] [INFO ] Deduced a trap composed of 30 places in 368 ms of which 1 ms to minimize.
[2023-03-23 06:33:39] [INFO ] Deduced a trap composed of 30 places in 342 ms of which 1 ms to minimize.
[2023-03-23 06:33:40] [INFO ] Deduced a trap composed of 30 places in 310 ms of which 3 ms to minimize.
[2023-03-23 06:33:40] [INFO ] Deduced a trap composed of 30 places in 342 ms of which 1 ms to minimize.
[2023-03-23 06:33:41] [INFO ] Deduced a trap composed of 26 places in 308 ms of which 1 ms to minimize.
[2023-03-23 06:33:41] [INFO ] Deduced a trap composed of 30 places in 327 ms of which 0 ms to minimize.
[2023-03-23 06:33:42] [INFO ] Deduced a trap composed of 30 places in 314 ms of which 0 ms to minimize.
[2023-03-23 06:33:42] [INFO ] Deduced a trap composed of 30 places in 371 ms of which 0 ms to minimize.
[2023-03-23 06:33:43] [INFO ] Deduced a trap composed of 26 places in 307 ms of which 0 ms to minimize.
[2023-03-23 06:33:43] [INFO ] Deduced a trap composed of 30 places in 315 ms of which 0 ms to minimize.
[2023-03-23 06:33:43] [INFO ] Deduced a trap composed of 30 places in 310 ms of which 1 ms to minimize.
[2023-03-23 06:33:44] [INFO ] Deduced a trap composed of 30 places in 313 ms of which 0 ms to minimize.
[2023-03-23 06:33:44] [INFO ] Deduced a trap composed of 26 places in 312 ms of which 1 ms to minimize.
[2023-03-23 06:33:45] [INFO ] Deduced a trap composed of 30 places in 354 ms of which 2 ms to minimize.
[2023-03-23 06:33:46] [INFO ] Deduced a trap composed of 26 places in 363 ms of which 6 ms to minimize.
[2023-03-23 06:33:47] [INFO ] Deduced a trap composed of 27 places in 358 ms of which 1 ms to minimize.
[2023-03-23 06:33:47] [INFO ] Deduced a trap composed of 27 places in 408 ms of which 0 ms to minimize.
[2023-03-23 06:33:50] [INFO ] Trap strengthening (SAT) tested/added 35/35 trap constraints in 20394 ms
Parikh directed walk for 34800 steps, including 1000 resets, run took 303 ms. (steps per millisecond=114 )
Random directed walk for 500001 steps, including 0 resets, run took 3566 ms (no deadlock found). (steps per millisecond=140 )
Random walk for 500000 steps, including 0 resets, run took 3135 ms (no deadlock found). (steps per millisecond=159 )
Random directed walk for 500000 steps, including 0 resets, run took 3419 ms (no deadlock found). (steps per millisecond=146 )
Random walk for 500000 steps, including 0 resets, run took 3133 ms (no deadlock found). (steps per millisecond=159 )
[2023-03-23 06:34:04] [INFO ] Flatten gal took : 231 ms
Starting structural reductions in LIVENESS mode, iteration 0 : 194/194 places, 2205/2205 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 192 transition count 2203
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 2 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 0 with 60 rules applied. Total rules applied 64 place count 152 transition count 2183
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 4 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 0 with 40 rules applied. Total rules applied 104 place count 132 transition count 2163
Applied a total of 104 rules in 45 ms. Remains 132 /194 variables (removed 62) and now considering 2163/2205 (removed 42) transitions.
[2023-03-23 06:34:04] [INFO ] Flow matrix only has 1703 transitions (discarded 460 similar events)
// Phase 1: matrix 1703 rows 132 cols
[2023-03-23 06:34:04] [INFO ] Invariants computation overflowed in 8 ms
[2023-03-23 06:34:05] [INFO ] Implicit Places using invariants in 263 ms returned []
[2023-03-23 06:34:05] [INFO ] Flow matrix only has 1703 transitions (discarded 460 similar events)
// Phase 1: matrix 1703 rows 132 cols
[2023-03-23 06:34:05] [INFO ] Invariants computation overflowed in 13 ms
[2023-03-23 06:34:05] [INFO ] State equation strengthened by 820 read => feed constraints.
[2023-03-23 06:34:08] [INFO ] Implicit Places using invariants and state equation in 2893 ms returned [22, 23]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 3164 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 130/194 places, 2163/2205 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 43 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 128 transition count 2161
Applied a total of 4 rules in 100 ms. Remains 128 /130 variables (removed 2) and now considering 2161/2163 (removed 2) transitions.
[2023-03-23 06:34:08] [INFO ] Flow matrix only has 1701 transitions (discarded 460 similar events)
// Phase 1: matrix 1701 rows 128 cols
[2023-03-23 06:34:08] [INFO ] Invariants computation overflowed in 11 ms
[2023-03-23 06:34:08] [INFO ] Implicit Places using invariants in 273 ms returned []
[2023-03-23 06:34:08] [INFO ] Flow matrix only has 1701 transitions (discarded 460 similar events)
// Phase 1: matrix 1701 rows 128 cols
[2023-03-23 06:34:08] [INFO ] Invariants computation overflowed in 4 ms
[2023-03-23 06:34:08] [INFO ] State equation strengthened by 820 read => feed constraints.
[2023-03-23 06:34:11] [INFO ] Implicit Places using invariants and state equation in 2771 ms returned []
Implicit Place search using SMT with State Equation took 3047 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 128/194 places, 2161/2205 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 6358 ms. Remains : 128/194 places, 2161/2205 transitions.
Initial state reduction rules removed 20 formulas.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1985 ms. (steps per millisecond=5 ) properties (out of 2141) seen :829
Running SMT prover for 1305 properties.
[2023-03-23 06:34:13] [INFO ] Flow matrix only has 1701 transitions (discarded 460 similar events)
// Phase 1: matrix 1701 rows 128 cols
[2023-03-23 06:34:13] [INFO ] Invariants computation overflowed in 5 ms
[2023-03-23 06:34:49] [INFO ] After 20738ms SMT Verify possible using state equation in real domain returned unsat :504 sat :575 real:225
[2023-03-23 06:34:49] [INFO ] State equation strengthened by 820 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.applyReachabilitySolver(GlobalPropertySolver.java:724)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.solveProperty(GlobalPropertySolver.java:558)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.preSolveLiveness(GlobalPropertySolver.java:399)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.preStableMarking(GlobalPropertySolver.java:321)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.solveProperty(GlobalPropertySolver.java:294)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:386)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-23 06:34:49] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-23 06:34:49] [INFO ] After 25070ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
FORMULA Liveness FALSE TECHNIQUES QUASILIVENESS_TEST
Total runtime 156483 ms.
ITS solved all properties within timeout

BK_STOP 1679553289733

--------------------
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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination Liveness -timeout 180 -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="Liveness"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 2-5348"
echo " Executing tool ltsminxred"
echo " Input is SimpleLoadBal-PT-20, examination is Liveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r439-tajo-167905986300334"
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 [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "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 [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "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 "Liveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property Liveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "Liveness.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 '' Liveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
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 ;