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.r213-smll-167840356600222.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 HealthRecord-PT-16, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r213-smll-167840356600222
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 508K
-rw-r--r-- 1 mcc users 6.5K Feb 26 18:06 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K Feb 26 18:06 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K Feb 26 18:05 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Feb 26 18:05 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 16:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Feb 25 16:14 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:14 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.5K Feb 26 18:07 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 72K Feb 26 18:07 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K Feb 26 18:06 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 82K Feb 26 18:06 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:14 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 125K Mar 5 18:22 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 1678612331087

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=HealthRecord-PT-16
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-12 09:12:14] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-12 09:12:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 09:12:14] [INFO ] Load time of PNML (sax parser for PT used): 135 ms
[2023-03-12 09:12:14] [INFO ] Transformed 453 places.
[2023-03-12 09:12:14] [INFO ] Transformed 594 transitions.
[2023-03-12 09:12:14] [INFO ] Found NUPN structural information;
[2023-03-12 09:12:14] [INFO ] Parsed PT model containing 453 places and 594 transitions and 1333 arcs in 298 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 453/453 places, 594/594 transitions.
Graph (trivial) has 536 edges and 453 vertex of which 49 / 453 are part of one of the 17 SCC in 8 ms
Free SCC test removed 32 places
Ensure Unique test removed 35 transitions
Reduce isomorphic transitions removed 35 transitions.
Drop transitions removed 218 transitions
Trivial Post-agglo rules discarded 218 transitions
Performed 218 trivial Post agglomeration. Transition count delta: 218
Iterating post reduction 0 with 218 rules applied. Total rules applied 219 place count 421 transition count 341
Reduce places removed 218 places and 0 transitions.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 1 with 245 rules applied. Total rules applied 464 place count 203 transition count 314
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 2 with 11 rules applied. Total rules applied 475 place count 192 transition count 314
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 9 Pre rules applied. Total rules applied 475 place count 192 transition count 305
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 493 place count 183 transition count 305
Performed 75 Post agglomeration using F-continuation condition.Transition count delta: 75
Deduced a syphon composed of 75 places in 0 ms
Reduce places removed 75 places and 0 transitions.
Iterating global reduction 3 with 150 rules applied. Total rules applied 643 place count 108 transition count 230
Performed 23 Post agglomeration using F-continuation condition.Transition count delta: -42
Deduced a syphon composed of 23 places in 0 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 3 with 46 rules applied. Total rules applied 689 place count 85 transition count 272
Applied a total of 689 rules in 76 ms. Remains 85 /453 variables (removed 368) and now considering 272/594 (removed 322) transitions.
[2023-03-12 09:12:15] [INFO ] Flow matrix only has 250 transitions (discarded 22 similar events)
// Phase 1: matrix 250 rows 85 cols
[2023-03-12 09:12:15] [INFO ] Computed 14 place invariants in 28 ms
[2023-03-12 09:12:15] [INFO ] Implicit Places using invariants in 401 ms returned []
[2023-03-12 09:12:15] [INFO ] Flow matrix only has 250 transitions (discarded 22 similar events)
[2023-03-12 09:12:15] [INFO ] Invariant cache hit.
[2023-03-12 09:12:15] [INFO ] State equation strengthened by 14 read => feed constraints.
[2023-03-12 09:12:15] [INFO ] Implicit Places using invariants and state equation in 322 ms returned []
Implicit Place search using SMT with State Equation took 766 ms to find 0 implicit places.
[2023-03-12 09:12:15] [INFO ] Flow matrix only has 250 transitions (discarded 22 similar events)
[2023-03-12 09:12:15] [INFO ] Invariant cache hit.
[2023-03-12 09:12:16] [INFO ] Dead Transitions using invariants and state equation in 332 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 85/453 places, 272/594 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 1178 ms. Remains : 85/453 places, 272/594 transitions.
Discarding 198 transitions out of 272. Remains 74
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 1052 resets, run finished after 1023 ms. (steps per millisecond=9 ) properties (out of 73) seen :35
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 38) seen :1
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 37) seen :1
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 17 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 16 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 16 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 36) seen :0
Running SMT prover for 36 properties.
[2023-03-12 09:12:17] [INFO ] Flow matrix only has 250 transitions (discarded 22 similar events)
[2023-03-12 09:12:17] [INFO ] Invariant cache hit.
[2023-03-12 09:12:17] [INFO ] [Real]Absence check using 8 positive place invariants in 8 ms returned sat
[2023-03-12 09:12:17] [INFO ] [Real]Absence check using 8 positive and 6 generalized place invariants in 8 ms returned sat
[2023-03-12 09:12:19] [INFO ] After 840ms SMT Verify possible using state equation in real domain returned unsat :0 sat :15 real:21
[2023-03-12 09:12:19] [INFO ] State equation strengthened by 14 read => feed constraints.
[2023-03-12 09:12:19] [INFO ] After 271ms SMT Verify possible using 14 Read/Feed constraints in real domain returned unsat :0 sat :0 real:36
[2023-03-12 09:12:19] [INFO ] After 1674ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:36
[2023-03-12 09:12:19] [INFO ] [Nat]Absence check using 8 positive place invariants in 8 ms returned sat
[2023-03-12 09:12:19] [INFO ] [Nat]Absence check using 8 positive and 6 generalized place invariants in 7 ms returned sat
[2023-03-12 09:12:20] [INFO ] After 814ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :36
[2023-03-12 09:12:21] [INFO ] After 751ms SMT Verify possible using 14 Read/Feed constraints in natural domain returned unsat :0 sat :36
[2023-03-12 09:12:22] [INFO ] Deduced a trap composed of 20 places in 94 ms of which 10 ms to minimize.
[2023-03-12 09:12:22] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 126 ms
[2023-03-12 09:12:22] [INFO ] After 1948ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :36
Attempting to minimize the solution found.
Minimization took 598 ms.
[2023-03-12 09:12:23] [INFO ] After 3789ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :36
Fused 36 Parikh solutions to 31 different solutions.
Parikh walk visited 0 properties in 629 ms.
Support contains 47 out of 85 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 85/85 places, 272/272 transitions.
Drop transitions removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 0 with 17 rules applied. Total rules applied 17 place count 85 transition count 255
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 18 place count 84 transition count 250
Iterating global reduction 1 with 1 rules applied. Total rules applied 19 place count 84 transition count 250
Drop transitions removed 18 transitions
Redundant transition composition rules discarded 18 transitions
Iterating global reduction 1 with 18 rules applied. Total rules applied 37 place count 84 transition count 232
Free-agglomeration rule applied 9 times.
Iterating global reduction 1 with 9 rules applied. Total rules applied 46 place count 84 transition count 223
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 55 place count 75 transition count 223
Drop transitions removed 18 transitions
Redundant transition composition rules discarded 18 transitions
Iterating global reduction 2 with 18 rules applied. Total rules applied 73 place count 75 transition count 205
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -8
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 75 place count 74 transition count 213
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 76 place count 74 transition count 213
Applied a total of 76 rules in 78 ms. Remains 74 /85 variables (removed 11) and now considering 213/272 (removed 59) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 78 ms. Remains : 74/85 places, 213/272 transitions.
Interrupted random walk after 987566 steps, including 108067 resets, run timeout after 30001 ms. (steps per millisecond=32 ) properties seen 16
Incomplete Best-First random walk after 100001 steps, including 1403 resets, run finished after 441 ms. (steps per millisecond=226 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 1380 resets, run finished after 398 ms. (steps per millisecond=251 ) properties (out of 20) seen :1
Incomplete Best-First random walk after 100000 steps, including 1211 resets, run finished after 463 ms. (steps per millisecond=215 ) properties (out of 19) seen :3
Incomplete Best-First random walk after 100001 steps, including 1172 resets, run finished after 417 ms. (steps per millisecond=239 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100001 steps, including 1186 resets, run finished after 408 ms. (steps per millisecond=245 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100001 steps, including 1183 resets, run finished after 465 ms. (steps per millisecond=215 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100001 steps, including 1573 resets, run finished after 505 ms. (steps per millisecond=198 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100001 steps, including 1393 resets, run finished after 467 ms. (steps per millisecond=214 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100001 steps, including 1375 resets, run finished after 480 ms. (steps per millisecond=208 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100001 steps, including 1409 resets, run finished after 450 ms. (steps per millisecond=222 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100001 steps, including 1353 resets, run finished after 483 ms. (steps per millisecond=207 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100001 steps, including 1396 resets, run finished after 455 ms. (steps per millisecond=219 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100000 steps, including 1392 resets, run finished after 477 ms. (steps per millisecond=209 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100001 steps, including 1382 resets, run finished after 479 ms. (steps per millisecond=208 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100000 steps, including 1378 resets, run finished after 476 ms. (steps per millisecond=210 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100001 steps, including 1397 resets, run finished after 440 ms. (steps per millisecond=227 ) properties (out of 16) seen :0
Running SMT prover for 16 properties.
[2023-03-12 09:13:01] [INFO ] Flow matrix only has 201 transitions (discarded 12 similar events)
// Phase 1: matrix 201 rows 74 cols
[2023-03-12 09:13:01] [INFO ] Computed 14 place invariants in 3 ms
[2023-03-12 09:13:01] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned sat
[2023-03-12 09:13:01] [INFO ] [Real]Absence check using 8 positive and 6 generalized place invariants in 4 ms returned sat
[2023-03-12 09:13:01] [INFO ] After 365ms SMT Verify possible using state equation in real domain returned unsat :0 sat :6 real:10
[2023-03-12 09:13:01] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-12 09:13:01] [INFO ] After 95ms SMT Verify possible using 13 Read/Feed constraints in real domain returned unsat :0 sat :0 real:16
[2023-03-12 09:13:01] [INFO ] After 618ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:16
[2023-03-12 09:13:01] [INFO ] [Nat]Absence check using 8 positive place invariants in 7 ms returned sat
[2023-03-12 09:13:01] [INFO ] [Nat]Absence check using 8 positive and 6 generalized place invariants in 6 ms returned sat
[2023-03-12 09:13:02] [INFO ] After 324ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :16
[2023-03-12 09:13:02] [INFO ] After 181ms SMT Verify possible using 13 Read/Feed constraints in natural domain returned unsat :0 sat :16
[2023-03-12 09:13:02] [INFO ] Deduced a trap composed of 19 places in 55 ms of which 2 ms to minimize.
[2023-03-12 09:13:02] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 69 ms
[2023-03-12 09:13:02] [INFO ] After 508ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :16
Attempting to minimize the solution found.
Minimization took 185 ms.
[2023-03-12 09:13:02] [INFO ] After 1196ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :16
Fused 16 Parikh solutions to 15 different solutions.
Parikh walk visited 0 properties in 2 ms.
Support contains 25 out of 74 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 74/74 places, 213/213 transitions.
Graph (complete) has 341 edges and 74 vertex of which 67 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.2 ms
Discarding 7 places :
Also discarding 0 output transitions
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 6 place count 62 transition count 192
Iterating global reduction 0 with 5 rules applied. Total rules applied 11 place count 62 transition count 192
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 15 place count 58 transition count 185
Iterating global reduction 0 with 4 rules applied. Total rules applied 19 place count 58 transition count 185
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 22 place count 58 transition count 182
Free-agglomeration rule applied 3 times.
Iterating global reduction 1 with 3 rules applied. Total rules applied 25 place count 58 transition count 179
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 28 place count 55 transition count 179
Partial Free-agglomeration rule applied 4 times.
Drop transitions removed 4 transitions
Iterating global reduction 2 with 4 rules applied. Total rules applied 32 place count 55 transition count 179
Applied a total of 32 rules in 31 ms. Remains 55 /74 variables (removed 19) and now considering 179/213 (removed 34) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 55/74 places, 179/213 transitions.
Incomplete random walk after 1000000 steps, including 97064 resets, run finished after 21950 ms. (steps per millisecond=45 ) properties (out of 16) seen :11
Incomplete Best-First random walk after 1000001 steps, including 13117 resets, run finished after 2827 ms. (steps per millisecond=353 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 13145 resets, run finished after 2821 ms. (steps per millisecond=354 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 16580 resets, run finished after 3005 ms. (steps per millisecond=332 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 12676 resets, run finished after 2746 ms. (steps per millisecond=364 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 12705 resets, run finished after 2788 ms. (steps per millisecond=358 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2023-03-12 09:13:39] [INFO ] Flow matrix only has 166 transitions (discarded 13 similar events)
// Phase 1: matrix 166 rows 55 cols
[2023-03-12 09:13:39] [INFO ] Computed 7 place invariants in 2 ms
[2023-03-12 09:13:39] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-12 09:13:39] [INFO ] [Real]Absence check using 1 positive and 6 generalized place invariants in 4 ms returned sat
[2023-03-12 09:13:39] [INFO ] After 90ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3 real:2
[2023-03-12 09:13:39] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-12 09:13:39] [INFO ] After 27ms SMT Verify possible using 12 Read/Feed constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-12 09:13:39] [INFO ] After 178ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-12 09:13:39] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-12 09:13:39] [INFO ] [Nat]Absence check using 1 positive and 6 generalized place invariants in 4 ms returned sat
[2023-03-12 09:13:39] [INFO ] After 89ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-12 09:13:39] [INFO ] After 46ms SMT Verify possible using 12 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-12 09:13:39] [INFO ] After 108ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 45 ms.
[2023-03-12 09:13:39] [INFO ] After 297ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Fused 5 Parikh solutions to 4 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 13 out of 55 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 55/55 places, 179/179 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 53 transition count 169
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 53 transition count 169
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 52 transition count 167
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 52 transition count 167
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 51 transition count 160
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 51 transition count 160
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 10 place count 51 transition count 158
Free-agglomeration rule applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 12 place count 51 transition count 156
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 14 place count 49 transition count 156
Partial Free-agglomeration rule applied 4 times.
Drop transitions removed 4 transitions
Iterating global reduction 2 with 4 rules applied. Total rules applied 18 place count 49 transition count 156
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 19 place count 48 transition count 151
Iterating global reduction 2 with 1 rules applied. Total rules applied 20 place count 48 transition count 151
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 22 place count 48 transition count 149
Applied a total of 22 rules in 28 ms. Remains 48 /55 variables (removed 7) and now considering 149/179 (removed 30) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29 ms. Remains : 48/55 places, 149/179 transitions.
Incomplete random walk after 1000000 steps, including 97142 resets, run finished after 17668 ms. (steps per millisecond=56 ) properties (out of 5) seen :1
Incomplete Best-First random walk after 1000001 steps, including 13183 resets, run finished after 2695 ms. (steps per millisecond=371 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 13157 resets, run finished after 2676 ms. (steps per millisecond=373 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 16577 resets, run finished after 3066 ms. (steps per millisecond=326 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 12778 resets, run finished after 2763 ms. (steps per millisecond=361 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
[2023-03-12 09:14:08] [INFO ] Flow matrix only has 136 transitions (discarded 13 similar events)
// Phase 1: matrix 136 rows 48 cols
[2023-03-12 09:14:08] [INFO ] Computed 7 place invariants in 1 ms
[2023-03-12 09:14:08] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-12 09:14:08] [INFO ] [Real]Absence check using 1 positive and 6 generalized place invariants in 5 ms returned sat
[2023-03-12 09:14:08] [INFO ] After 74ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3 real:1
[2023-03-12 09:14:08] [INFO ] State equation strengthened by 14 read => feed constraints.
[2023-03-12 09:14:08] [INFO ] After 31ms SMT Verify possible using 14 Read/Feed constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-12 09:14:08] [INFO ] After 161ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-12 09:14:08] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-12 09:14:08] [INFO ] [Nat]Absence check using 1 positive and 6 generalized place invariants in 4 ms returned sat
[2023-03-12 09:14:08] [INFO ] After 69ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-12 09:14:08] [INFO ] After 33ms SMT Verify possible using 14 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-12 09:14:08] [INFO ] After 72ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 28 ms.
[2023-03-12 09:14:08] [INFO ] After 218ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Fused 4 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 214 ms.
Support contains 12 out of 48 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 48/48 places, 149/149 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 48 transition count 149
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 47 transition count 144
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 47 transition count 144
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 4 place count 46 transition count 142
Iterating global reduction 0 with 1 rules applied. Total rules applied 5 place count 46 transition count 142
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 6 place count 45 transition count 135
Iterating global reduction 0 with 1 rules applied. Total rules applied 7 place count 45 transition count 135
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 9 place count 45 transition count 133
Applied a total of 9 rules in 18 ms. Remains 45 /48 variables (removed 3) and now considering 133/149 (removed 16) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 45/48 places, 133/149 transitions.
Incomplete random walk after 1000000 steps, including 97131 resets, run finished after 16841 ms. (steps per millisecond=59 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 13192 resets, run finished after 2689 ms. (steps per millisecond=371 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 13170 resets, run finished after 2724 ms. (steps per millisecond=367 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 16553 resets, run finished after 2939 ms. (steps per millisecond=340 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 12783 resets, run finished after 2706 ms. (steps per millisecond=369 ) properties (out of 4) seen :0
Finished probabilistic random walk after 4028 steps, run visited all 4 properties in 61 ms. (steps per millisecond=66 )
Probabilistic random walk after 4028 steps, saw 1330 distinct states, run finished after 61 ms. (steps per millisecond=66 ) properties seen :4
Able to resolve query QuasiLiveness after proving 74 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 142579 ms.
ITS solved all properties within timeout

BK_STOP 1678612478135

--------------------
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_1.0.0.202303021504.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="HealthRecord-PT-16"
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 HealthRecord-PT-16, 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 r213-smll-167840356600222"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HealthRecord-PT-16.tgz
mv HealthRecord-PT-16 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 ;