Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r217-tall-174902002700242.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
............................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is SieveSingleMsgMbox-PT-d0m64, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r217-tall-174902002700242
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 480K
-rw-r--r-- 1 mcc users 6.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.3K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.2K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 77K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 97K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 6 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 57K May 29 14:33 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 1749073876405

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=SieveSingleMsgMbox-PT-d0m64
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202505121319
[2025-06-04 21:51:17] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2025-06-04 21:51:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-04 21:51:18] [INFO ] Load time of PNML (sax parser for PT used): 80 ms
[2025-06-04 21:51:18] [INFO ] Transformed 262 places.
[2025-06-04 21:51:18] [INFO ] Transformed 73 transitions.
[2025-06-04 21:51:18] [INFO ] Parsed PT model containing 262 places and 73 transitions and 292 arcs in 190 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 262/262 places, 73/73 transitions.
Reduce places removed 192 places and 0 transitions.
Iterating post reduction 0 with 192 rules applied. Total rules applied 192 place count 70 transition count 73
Applied a total of 192 rules in 18 ms. Remains 70 /262 variables (removed 192) and now considering 73/73 (removed 0) transitions.
// Phase 1: matrix 73 rows 70 cols
[2025-06-04 21:51:18] [INFO ] Computed 5 invariants in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 21:51:18] [INFO ] Implicit Places using invariants in 259 ms returned []
[2025-06-04 21:51:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 21:51:18] [INFO ] State equation strengthened by 31 read => feed constraints.
[2025-06-04 21:51:18] [INFO ] Implicit Places using invariants and state equation in 204 ms returned []
Implicit Place search using SMT with State Equation took 503 ms to find 0 implicit places.
Running 72 sub problems to find dead transitions.
[2025-06-04 21:51:18] [INFO ] Invariant cache hit.
[2025-06-04 21:51:18] [INFO ] State equation strengthened by 31 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/69 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/69 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/69 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (OVERLAPS) 1/70 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 72 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 21:51:19] [INFO ] Deduced a trap composed of 23 places in 67 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 21:51:19] [INFO ] Deduced a trap composed of 23 places in 32 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/70 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/70 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (OVERLAPS) 73/143 variables, 70/77 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/143 variables, 31/108 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/143 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 9 (OVERLAPS) 0/143 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Real declared 143/143 variables, and 108 constraints, problems are : Problem set: 0 solved, 72 unsolved in 2037 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 70/70 constraints, ReadFeed: 31/31 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 72 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/69 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/69 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/69 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (OVERLAPS) 1/70 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/70 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/70 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (OVERLAPS) 73/143 variables, 70/77 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/143 variables, 31/108 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/143 variables, 72/180 constraints. Problems are: Problem set: 0 solved, 72 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 21:51:22] [INFO ] Deduced a trap composed of 28 places in 39 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/143 variables, 1/181 constraints. Problems are: Problem set: 0 solved, 72 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 21:51:24] [INFO ] Deduced a trap along path composed of 10 places in 46 ms of which 14 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/143 variables, 1/182 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/143 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 72 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 21:51:27] [INFO ] Deduced a trap along path composed of 4 places in 22 ms of which 1 ms to minimize.
At refinement iteration 12 (OVERLAPS) 0/143 variables, 1/183 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/143 variables, 0/183 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 14 (OVERLAPS) 0/143 variables, 0/183 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Int declared 143/143 variables, and 183 constraints, problems are : Problem set: 0 solved, 72 unsolved in 12506 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 70/70 constraints, ReadFeed: 31/31 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 14637ms problems are : Problem set: 0 solved, 72 unsolved
Search for dead transitions found 0 dead transitions in 14649ms
Starting structural reductions in LIVENESS mode, iteration 1 : 70/262 places, 73/73 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 15191 ms. Remains : 70/262 places, 73/73 transitions.
Discarding 10 transitions out of 73. Remains 63
Initial state reduction rules removed 1 formulas.
[2025-06-04 21:51:33] [INFO ] Flatten gal took : 25 ms
[2025-06-04 21:51:33] [INFO ] Flatten gal took : 13 ms
[2025-06-04 21:51:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2214678453763230950.gal : 11 ms
[2025-06-04 21:51:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12433654730954894902.prop : 8 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2214678453763230950.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12433654730954894902.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality12433654730954894902.prop.
Reachability property qltransition_53 is true.
Reachability property qltransition_6 is true.
Reachability property qltransition_5 is true.
Reachability property qltransition_3 is true.
Reachability property qltransition_2 is true.
Reachability property qltransition_1 is true.
SDD proceeding with computation,56 properties remain. new max is 2
SDD size :1 after 5
Reachability property qltransition_54 is true.
Reachability property qltransition_33 is true.
Reachability property qltransition_31 is true.
Reachability property qltransition_8 is true.
Reachability property qltransition_7 is true.
Reachability property qltransition_4 is true.
SDD proceeding with computation,50 properties remain. new max is 2
SDD size :5 after 13
Reachability property qltransition_60 is true.
Reachability property qltransition_24 is true.
Reachability property qltransition_16 is true.
Reachability property qltransition_9 is true.
SDD proceeding with computation,46 properties remain. new max is 2
SDD size :13 after 31
Reachability property qltransition_15 is true.
Reachability property qltransition_14 is true.
SDD proceeding with computation,44 properties remain. new max is 2
SDD size :31 after 56
SDD proceeding with computation,44 properties remain. new max is 4
SDD size :56 after 70
Reachability property qltransition_64 is true.
Reachability property qltransition_17 is true.
SDD proceeding with computation,42 properties remain. new max is 4
SDD size :70 after 93
Reachability property qltransition_51 is true.
SDD proceeding with computation,41 properties remain. new max is 4
SDD size :93 after 163
Reachability property qltransition_61 is true.
SDD proceeding with computation,40 properties remain. new max is 4
SDD size :163 after 197
SDD proceeding with computation,40 properties remain. new max is 8
SDD size :197 after 213
Reachability property qltransition_29 is true.
SDD proceeding with computation,39 properties remain. new max is 8
SDD size :213 after 225
Reachability property qltransition_27 is true.
SDD proceeding with computation,38 properties remain. new max is 8
SDD size :225 after 237
Reachability property qltransition_62 is true.
Reachability property qltransition_59 is true.
Reachability property qltransition_26 is true.
SDD proceeding with computation,35 properties remain. new max is 8
SDD size :237 after 281
Reachability property qltransition_57 is true.
Reachability property qltransition_56 is true.
Reachability property qltransition_55 is true.
Reachability property qltransition_22 is true.
Reachability property qltransition_19 is true.
Reachability property qltransition_18 is true.
Reachability property qltransition_13 is true.
Reachability property qltransition_12 is true.
Reachability property qltransition_11 is true.
Reachability property qltransition_10 is true.
SDD proceeding with computation,25 properties remain. new max is 8
SDD size :281 after 375
Reachability property qltransition_58 is true.
Reachability property qltransition_21 is true.
Reachability property qltransition_20 is true.
SDD proceeding with computation,22 properties remain. new max is 8
SDD size :375 after 504
RANDOM walk for 40000 steps (8897 resets) in 1763 ms. (22 steps per ms) remains 38/62 properties
SDD proceeding with computation,22 properties remain. new max is 16
SDD size :504 after 690
Reachability property qltransition_50 is true.
SDD proceeding with computation,21 properties remain. new max is 16
SDD size :690 after 1032
Reachability property qltransition_48 is true.
SDD proceeding with computation,20 properties remain. new max is 16
SDD size :1032 after 1544
Reachability property qltransition_71 is true.
SDD proceeding with computation,19 properties remain. new max is 16
SDD size :1544 after 1752
SDD proceeding with computation,19 properties remain. new max is 32
SDD size :1752 after 1784
SDD proceeding with computation,19 properties remain. new max is 64
SDD size :1784 after 1968
BEST_FIRST walk for 4003 steps (183 resets) in 99 ms. (40 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (183 resets) in 78 ms. (50 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4001 steps (186 resets) in 77 ms. (51 steps per ms) remains 38/38 properties
SDD proceeding with computation,19 properties remain. new max is 128
SDD size :1968 after 4813
BEST_FIRST walk for 4003 steps (205 resets) in 94 ms. (42 steps per ms) remains 38/38 properties
SDD proceeding with computation,19 properties remain. new max is 256
SDD size :4813 after 8254
BEST_FIRST walk for 4004 steps (189 resets) in 80 ms. (49 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4003 steps (199 resets) in 68 ms. (58 steps per ms) remains 38/38 properties
SDD proceeding with computation,19 properties remain. new max is 512
SDD size :8254 after 27835
BEST_FIRST walk for 4003 steps (178 resets) in 47 ms. (83 steps per ms) remains 37/38 properties
BEST_FIRST walk for 4004 steps (181 resets) in 56 ms. (70 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4002 steps (172 resets) in 43 ms. (90 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (192 resets) in 57 ms. (69 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4001 steps (190 resets) in 47 ms. (83 steps per ms) remains 37/37 properties
SDD proceeding with computation,19 properties remain. new max is 1024
SDD size :27835 after 111316
BEST_FIRST walk for 4004 steps (178 resets) in 54 ms. (72 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (183 resets) in 39 ms. (100 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4002 steps (187 resets) in 39 ms. (100 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (205 resets) in 34 ms. (114 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4002 steps (195 resets) in 25 ms. (153 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4002 steps (190 resets) in 14 ms. (266 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4001 steps (197 resets) in 33 ms. (117 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (189 resets) in 19 ms. (200 steps per ms) remains 35/37 properties
BEST_FIRST walk for 4004 steps (202 resets) in 21 ms. (182 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4003 steps (200 resets) in 21 ms. (181 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4000 steps (800 resets) in 35 ms. (111 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4000 steps (426 resets) in 27 ms. (142 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4001 steps (430 resets) in 26 ms. (148 steps per ms) remains 35/35 properties
SDD proceeding with computation,19 properties remain. new max is 2048
SDD size :111316 after 477239
BEST_FIRST walk for 4002 steps (422 resets) in 39 ms. (100 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4002 steps (387 resets) in 22 ms. (174 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4003 steps (404 resets) in 17 ms. (222 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4002 steps (400 resets) in 31 ms. (125 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4003 steps (407 resets) in 31 ms. (125 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (407 resets) in 31 ms. (125 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4002 steps (417 resets) in 33 ms. (117 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4001 steps (434 resets) in 26 ms. (148 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4002 steps (422 resets) in 28 ms. (138 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (426 resets) in 25 ms. (154 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (404 resets) in 43 ms. (91 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4001 steps (406 resets) in 26 ms. (148 steps per ms) remains 35/35 properties
[2025-06-04 21:51:34] [INFO ] Invariant cache hit.
[2025-06-04 21:51:34] [INFO ] State equation strengthened by 31 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (OVERLAPS) 38/60 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 7/67 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
SDD proceeding with computation,19 properties remain. new max is 4096
SDD size :477239 after 2.14468e+06
At refinement iteration 4 (INCLUDED_ONLY) 0/67 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 72/139 variables, 67/72 constraints. Problems are: Problem set: 0 solved, 17 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 30/102 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/139 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 4/143 variables, 3/105 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/143 variables, 1/106 constraints. Problems are: Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 21:51:35] [INFO ] Deduced a trap composed of 21 places in 77 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 21:51:35] [INFO ] Deduced a trap composed of 22 places in 41 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 21:51:35] [INFO ] Deduced a trap composed of 21 places in 57 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,19 properties remain. new max is 8192
SDD size :2.14468e+06 after 9.55008e+06
[2025-06-04 21:51:35] [INFO ] Deduced a trap composed of 21 places in 215 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 21:51:35] [INFO ] Deduced a trap composed of 22 places in 112 ms of which 17 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/143 variables, 5/111 constraints. Problems are: Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 21:51:35] [INFO ] Deduced a trap composed of 21 places in 52 ms of which 10 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/143 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/143 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 13 (OVERLAPS) 0/143 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 143/143 variables, and 112 constraints, problems are : Problem set: 0 solved, 17 unsolved in 1569 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 70/70 constraints, ReadFeed: 31/31 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (OVERLAPS) 38/60 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 7/67 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/67 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 72/139 variables, 67/72 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 30/102 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/139 variables, 7/109 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/139 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 9 (OVERLAPS) 4/143 variables, 3/112 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/143 variables, 1/113 constraints. Problems are: Problem set: 0 solved, 17 unsolved
SDD proceeding with computation,19 properties remain. new max is 16384
SDD size :9.55008e+06 after 3.98613e+07
At refinement iteration 11 (INCLUDED_ONLY) 0/143 variables, 10/123 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/143 variables, 6/129 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/143 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 14 (OVERLAPS) 0/143 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 143/143 variables, and 129 constraints, problems are : Problem set: 0 solved, 17 unsolved in 1557 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 70/70 constraints, ReadFeed: 31/31 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3138ms problems are : Problem set: 0 solved, 17 unsolved
Fused 17 Parikh solutions to 15 different solutions.
SDD proceeding with computation,19 properties remain. new max is 32768
SDD size :3.98613e+07 after 1.38018e+08
Parikh walk visited 0 properties in 3216 ms.
Support contains 22 out of 70 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 70/70 places, 73/73 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 64 transition count 67
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 64 transition count 67
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 63 transition count 66
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 63 transition count 66
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 62 transition count 65
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 62 transition count 65
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 17 place count 62 transition count 64
Applied a total of 17 rules in 25 ms. Remains 62 /70 variables (removed 8) and now considering 64/73 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 62/70 places, 64/73 transitions.
SDD proceeding with computation,19 properties remain. new max is 65536
SDD size :1.38018e+08 after 2.66796e+08
RANDOM walk for 4000000 steps (894839 resets) in 25956 ms. (154 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400001 steps (19101 resets) in 1034 ms. (386 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400004 steps (19310 resets) in 1075 ms. (371 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400002 steps (19245 resets) in 999 ms. (400 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400003 steps (19349 resets) in 985 ms. (405 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400004 steps (19225 resets) in 1000 ms. (399 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400002 steps (19204 resets) in 938 ms. (425 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400004 steps (19452 resets) in 1091 ms. (366 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400003 steps (19301 resets) in 899 ms. (444 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400004 steps (19250 resets) in 1113 ms. (359 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400000 steps (80000 resets) in 1750 ms. (228 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400002 steps (41905 resets) in 1243 ms. (321 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400003 steps (41113 resets) in 1209 ms. (330 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400002 steps (41167 resets) in 1431 ms. (279 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400001 steps (41094 resets) in 1223 ms. (326 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400002 steps (41249 resets) in 1249 ms. (320 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400002 steps (41114 resets) in 1316 ms. (303 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400004 steps (40865 resets) in 1203 ms. (332 steps per ms) remains 17/17 properties
Finished probabilistic random walk after 1607 steps, run visited all 17 properties in 32 ms. (steps per millisecond=50 )
Probabilistic random walk after 1607 steps, saw 842 distinct states, run finished after 37 ms. (steps per millisecond=43 ) properties seen :17
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 63 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 37894 ms.

BK_STOP 1749073915872

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="SieveSingleMsgMbox-PT-d0m64"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="itstools"
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 2-5832"
echo " Executing tool itstools"
echo " Input is SieveSingleMsgMbox-PT-d0m64, 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 r217-tall-174902002700242"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SieveSingleMsgMbox-PT-d0m64.tgz
mv SieveSingleMsgMbox-PT-d0m64 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.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 ;