Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r277-smll-167863548700267.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.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 2-5348
Executing tool lolaxred
Input is Parking-PT-416, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r277-smll-167863548700267
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 504K
-rw-r--r-- 1 mcc users 6.2K Feb 26 15:09 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K Feb 26 15:09 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Feb 26 14:59 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K Feb 26 14:59 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 16:30 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:30 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 16:30 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:30 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 26 15:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 126K Feb 26 15:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Feb 26 15:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 35K Feb 26 15:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:30 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:30 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 107K 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1678877906407

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=lolaxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Parking-PT-416
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-15 10:58:28] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-15 10:58:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-15 10:58:29] [INFO ] Load time of PNML (sax parser for PT used): 105 ms
[2023-03-15 10:58:29] [INFO ] Transformed 305 places.
[2023-03-15 10:58:29] [INFO ] Transformed 433 transitions.
[2023-03-15 10:58:29] [INFO ] Found NUPN structural information;
[2023-03-15 10:58:29] [INFO ] Parsed PT model containing 305 places and 433 transitions and 1289 arcs in 206 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 305/305 places, 433/433 transitions.
Ensure Unique test removed 176 transitions
Reduce isomorphic transitions removed 176 transitions.
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 184 rules applied. Total rules applied 184 place count 305 transition count 249
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 192 place count 297 transition count 249
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 8 Pre rules applied. Total rules applied 192 place count 297 transition count 241
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 208 place count 289 transition count 241
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Deduced a syphon composed of 16 places in 2 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 240 place count 273 transition count 225
Applied a total of 240 rules in 63 ms. Remains 273 /305 variables (removed 32) and now considering 225/433 (removed 208) transitions.
// Phase 1: matrix 225 rows 273 cols
[2023-03-15 10:58:29] [INFO ] Computed 76 place invariants in 29 ms
[2023-03-15 10:58:30] [INFO ] Implicit Places using invariants in 770 ms returned [47, 54, 60, 66, 82, 84, 109, 116, 122, 128, 144, 146, 171, 178, 184, 190, 206, 208, 233, 240, 246, 252, 268, 270]
Discarding 24 places :
Implicit Place search using SMT only with invariants took 830 ms to find 24 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 249/305 places, 225/433 transitions.
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 1 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 0 with 40 rules applied. Total rules applied 40 place count 229 transition count 205
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -19
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 42 place count 228 transition count 224
Applied a total of 42 rules in 19 ms. Remains 228 /249 variables (removed 21) and now considering 224/225 (removed 1) transitions.
// Phase 1: matrix 224 rows 228 cols
[2023-03-15 10:58:30] [INFO ] Computed 52 place invariants in 3 ms
[2023-03-15 10:58:30] [INFO ] Implicit Places using invariants in 246 ms returned []
[2023-03-15 10:58:30] [INFO ] Invariant cache hit.
[2023-03-15 10:58:30] [INFO ] State equation strengthened by 104 read => feed constraints.
[2023-03-15 10:58:30] [INFO ] Implicit Places using invariants and state equation in 478 ms returned []
Implicit Place search using SMT with State Equation took 727 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 228/305 places, 224/433 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1641 ms. Remains : 228/305 places, 224/433 transitions.
Discarding 92 transitions out of 224. Remains 132
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 134 resets, run finished after 722 ms. (steps per millisecond=13 ) properties (out of 131) seen :89
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 42) seen :0
Running SMT prover for 42 properties.
[2023-03-15 10:58:31] [INFO ] Invariant cache hit.
[2023-03-15 10:58:32] [INFO ] [Real]Absence check using 52 positive place invariants in 18 ms returned sat
[2023-03-15 10:58:33] [INFO ] After 1676ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:42
[2023-03-15 10:58:33] [INFO ] [Nat]Absence check using 52 positive place invariants in 21 ms returned sat
[2023-03-15 10:58:34] [INFO ] After 792ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :42
[2023-03-15 10:58:34] [INFO ] State equation strengthened by 104 read => feed constraints.
[2023-03-15 10:58:35] [INFO ] After 875ms SMT Verify possible using 104 Read/Feed constraints in natural domain returned unsat :0 sat :42
[2023-03-15 10:58:37] [INFO ] After 2207ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :42
Attempting to minimize the solution found.
Minimization took 909 ms.
[2023-03-15 10:58:37] [INFO ] After 4520ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :42
Parikh walk visited 15 properties in 5479 ms.
Support contains 54 out of 228 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 228/228 places, 224/224 transitions.
Free-agglomeration rule applied 36 times.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 228 transition count 188
Reduce places removed 36 places and 0 transitions.
Iterating post reduction 0 with 36 rules applied. Total rules applied 72 place count 192 transition count 188
Applied a total of 72 rules in 67 ms. Remains 192 /228 variables (removed 36) and now considering 188/224 (removed 36) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 67 ms. Remains : 192/228 places, 188/224 transitions.
Interrupted random walk after 889953 steps, including 7079 resets, run timeout after 30001 ms. (steps per millisecond=29 ) properties seen 5
Incomplete Best-First random walk after 100001 steps, including 80 resets, run finished after 454 ms. (steps per millisecond=220 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 75 resets, run finished after 495 ms. (steps per millisecond=202 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 76 resets, run finished after 475 ms. (steps per millisecond=210 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 74 resets, run finished after 481 ms. (steps per millisecond=207 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 78 resets, run finished after 462 ms. (steps per millisecond=216 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 75 resets, run finished after 471 ms. (steps per millisecond=212 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 79 resets, run finished after 420 ms. (steps per millisecond=238 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 75 resets, run finished after 437 ms. (steps per millisecond=228 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 78 resets, run finished after 436 ms. (steps per millisecond=229 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 79 resets, run finished after 429 ms. (steps per millisecond=233 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 80 resets, run finished after 450 ms. (steps per millisecond=222 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100000 steps, including 75 resets, run finished after 457 ms. (steps per millisecond=218 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100000 steps, including 78 resets, run finished after 456 ms. (steps per millisecond=219 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 79 resets, run finished after 451 ms. (steps per millisecond=221 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 78 resets, run finished after 467 ms. (steps per millisecond=214 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 80 resets, run finished after 489 ms. (steps per millisecond=204 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 82 resets, run finished after 482 ms. (steps per millisecond=207 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 81 resets, run finished after 433 ms. (steps per millisecond=230 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 76 resets, run finished after 476 ms. (steps per millisecond=210 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 78 resets, run finished after 475 ms. (steps per millisecond=210 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 79 resets, run finished after 469 ms. (steps per millisecond=213 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 77 resets, run finished after 465 ms. (steps per millisecond=215 ) properties (out of 22) seen :0
Running SMT prover for 22 properties.
// Phase 1: matrix 188 rows 192 cols
[2023-03-15 10:59:23] [INFO ] Computed 52 place invariants in 3 ms
[2023-03-15 10:59:23] [INFO ] [Real]Absence check using 52 positive place invariants in 21 ms returned sat
[2023-03-15 10:59:24] [INFO ] After 931ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:22
[2023-03-15 10:59:24] [INFO ] [Nat]Absence check using 52 positive place invariants in 21 ms returned sat
[2023-03-15 10:59:25] [INFO ] After 550ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :22
[2023-03-15 10:59:25] [INFO ] State equation strengthened by 129 read => feed constraints.
[2023-03-15 10:59:26] [INFO ] After 525ms SMT Verify possible using 129 Read/Feed constraints in natural domain returned unsat :0 sat :22
[2023-03-15 10:59:26] [INFO ] After 1148ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :22
Attempting to minimize the solution found.
Minimization took 471 ms.
[2023-03-15 10:59:27] [INFO ] After 2585ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :22
Parikh walk visited 4 properties in 1079 ms.
Support contains 36 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 188/188 transitions.
Free-agglomeration rule applied 9 times.
Iterating global reduction 0 with 9 rules applied. Total rules applied 9 place count 192 transition count 179
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 18 place count 183 transition count 179
Applied a total of 18 rules in 30 ms. Remains 183 /192 variables (removed 9) and now considering 179/188 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 183/192 places, 179/188 transitions.
Incomplete random walk after 1000000 steps, including 7212 resets, run finished after 28639 ms. (steps per millisecond=34 ) properties (out of 18) seen :5
Incomplete Best-First random walk after 1000001 steps, including 882 resets, run finished after 4471 ms. (steps per millisecond=223 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 876 resets, run finished after 4510 ms. (steps per millisecond=221 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000000 steps, including 865 resets, run finished after 4414 ms. (steps per millisecond=226 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 859 resets, run finished after 4433 ms. (steps per millisecond=225 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 866 resets, run finished after 4518 ms. (steps per millisecond=221 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 867 resets, run finished after 4457 ms. (steps per millisecond=224 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 873 resets, run finished after 4282 ms. (steps per millisecond=233 ) properties (out of 13) seen :2
Incomplete Best-First random walk after 1000001 steps, including 898 resets, run finished after 4201 ms. (steps per millisecond=238 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 868 resets, run finished after 3987 ms. (steps per millisecond=250 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 872 resets, run finished after 4089 ms. (steps per millisecond=244 ) properties (out of 11) seen :1
Incomplete Best-First random walk after 1000001 steps, including 868 resets, run finished after 4042 ms. (steps per millisecond=247 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 1000001 steps, including 855 resets, run finished after 4007 ms. (steps per millisecond=249 ) properties (out of 10) seen :0
Running SMT prover for 10 properties.
// Phase 1: matrix 179 rows 183 cols
[2023-03-15 11:00:48] [INFO ] Computed 52 place invariants in 2 ms
[2023-03-15 11:00:48] [INFO ] [Real]Absence check using 52 positive place invariants in 15 ms returned sat
[2023-03-15 11:00:48] [INFO ] After 397ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:10
[2023-03-15 11:00:48] [INFO ] [Nat]Absence check using 52 positive place invariants in 17 ms returned sat
[2023-03-15 11:00:49] [INFO ] After 261ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :10
[2023-03-15 11:00:49] [INFO ] State equation strengthened by 138 read => feed constraints.
[2023-03-15 11:00:49] [INFO ] After 249ms SMT Verify possible using 138 Read/Feed constraints in natural domain returned unsat :0 sat :10
[2023-03-15 11:00:49] [INFO ] After 546ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :10
Attempting to minimize the solution found.
Minimization took 220 ms.
[2023-03-15 11:00:50] [INFO ] After 1236ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :10
Parikh walk visited 5 properties in 3522 ms.
Support contains 10 out of 183 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 179/179 transitions.
Free-agglomeration rule applied 13 times.
Iterating global reduction 0 with 13 rules applied. Total rules applied 13 place count 183 transition count 166
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 0 with 13 rules applied. Total rules applied 26 place count 170 transition count 166
Applied a total of 26 rules in 20 ms. Remains 170 /183 variables (removed 13) and now considering 166/179 (removed 13) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 170/183 places, 166/179 transitions.
Finished random walk after 333461 steps, including 1 resets, run visited all 5 properties in 3803 ms. (steps per millisecond=87 )
Able to resolve query QuasiLiveness after proving 132 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 148443 ms.
ITS solved all properties within timeout

BK_STOP 1678878058334

--------------------
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 QuasiLiveness -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="Parking-PT-416"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="lolaxred"
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 lolaxred"
echo " Input is Parking-PT-416, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r277-smll-167863548700267"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Parking-PT-416.tgz
mv Parking-PT-416 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;