Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r212-tall-174901994300423.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-d1m18, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r212-tall-174901994300423
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 844K
-rw-r--r-- 1 mcc users 5.9K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 58K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.2K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 91K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.4K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 70K 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 450K 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

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-00
FORMULA_NAME SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-01
FORMULA_NAME SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-02
FORMULA_NAME SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-03
FORMULA_NAME SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-04
FORMULA_NAME SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-05
FORMULA_NAME SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-06
FORMULA_NAME SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-07
FORMULA_NAME SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-08
FORMULA_NAME SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-09
FORMULA_NAME SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-10
FORMULA_NAME SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-11
FORMULA_NAME SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-12
FORMULA_NAME SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-13
FORMULA_NAME SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-14
FORMULA_NAME SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-15

=== Now, execution of the tool begins

BK_START 1749159101940

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SieveSingleMsgMbox-PT-d1m18
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-06-05 21:31:43] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-05 21:31:43] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 21:31:43] [INFO ] Load time of PNML (sax parser for PT used): 117 ms
[2025-06-05 21:31:43] [INFO ] Transformed 1295 places.
[2025-06-05 21:31:43] [INFO ] Transformed 749 transitions.
[2025-06-05 21:31:43] [INFO ] Parsed PT model containing 1295 places and 749 transitions and 2996 arcs in 216 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 16 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 1036 places in 10 ms
Reduce places removed 1036 places and 0 transitions.
[2025-06-05 21:31:44] [INFO ] Flatten gal took : 201 ms
[2025-06-05 21:31:44] [INFO ] Flatten gal took : 89 ms
[2025-06-05 21:31:44] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10372762097424233344.gal : 59 ms
[2025-06-05 21:31:44] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15154220903868596789.prop : 16 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/ReachabilityCardinality10372762097424233344.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15154220903868596789.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 ...330
Loading property file /tmp/ReachabilityCardinality15154220903868596789.prop.
RANDOM walk for 40000 steps (8917 resets) in 3007 ms. (13 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (189 resets) in 90 ms. (43 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (180 resets) in 110 ms. (36 steps per ms) remains 16/16 properties
SDD proceeding with computation,16 properties remain. new max is 4
SDD size :1 after 7
BEST_FIRST walk for 4003 steps (201 resets) in 44 ms. (88 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (194 resets) in 123 ms. (32 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (176 resets) in 94 ms. (42 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (184 resets) in 80 ms. (49 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (192 resets) in 80 ms. (49 steps per ms) remains 16/16 properties
SDD proceeding with computation,16 properties remain. new max is 8
SDD size :7 after 54
BEST_FIRST walk for 4004 steps (160 resets) in 54 ms. (72 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (171 resets) in 63 ms. (62 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (198 resets) in 273 ms. (14 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (397 resets) in 70 ms. (56 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (196 resets) in 46 ms. (85 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (189 resets) in 33 ms. (117 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (171 resets) in 43 ms. (91 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (163 resets) in 18 ms. (210 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (183 resets) in 29 ms. (133 steps per ms) remains 16/16 properties
SDD proceeding with computation,16 properties remain. new max is 16
SDD size :54 after 199
SDD proceeding with computation,16 properties remain. new max is 32
SDD size :199 after 585
SDD proceeding with computation,16 properties remain. new max is 64
SDD size :585 after 8114
SDD proceeding with computation,16 properties remain. new max is 128
SDD size :8114 after 14640
Interrupted probabilistic random walk after 234273 steps, run timeout after 3001 ms. (steps per millisecond=78 ) properties seen :4 out of 16
Probabilistic random walk after 234273 steps, saw 107127 distinct states, run finished after 3006 ms. (steps per millisecond=77 ) properties seen :4
FORMULA SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-11 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-05 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-04 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-03 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
// Phase 1: matrix 749 rows 259 cols
[2025-06-05 21:31:47] [INFO ] Computed 6 invariants in 36 ms
[2025-06-05 21:31:47] [INFO ] State equation strengthened by 587 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/80 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 87/167 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Problem SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-00 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-00 TRUE TECHNIQUES SMT_REFINEMENT
Problem SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-01 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-01 TRUE TECHNIQUES SMT_REFINEMENT
Problem SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-02 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-02 TRUE TECHNIQUES SMT_REFINEMENT
Problem SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-08 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-08 TRUE TECHNIQUES SMT_REFINEMENT
Problem SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-09 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-09 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 3 (OVERLAPS) 92/259 variables, 3/6 constraints. Problems are: Problem set: 5 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/259 variables, 0/6 constraints. Problems are: Problem set: 5 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 749/1008 variables, 259/265 constraints. Problems are: Problem set: 5 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1008 variables, 587/852 constraints. Problems are: Problem set: 5 solved, 7 unsolved
Reachability property SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-11 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-07 is true.
FORMULA SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-07 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Invariant property SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-06 does not hold.
FORMULA SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-06 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-04 is true.
SDD proceeding with computation,12 properties remain. new max is 128
SDD size :14640 after 160060
[2025-06-05 21:31:49] [INFO ] Deduced a trap composed of 29 places in 211 ms of which 20 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/1008 variables, 1/853 constraints. Problems are: Problem set: 7 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,12 properties remain. new max is 256
SDD size :160060 after 293054
[2025-06-05 21:31:50] [INFO ] Deduced a trap composed of 95 places in 184 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:31:50] [INFO ] Deduced a trap composed of 137 places in 120 ms of which 16 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/1008 variables, 2/855 constraints. Problems are: Problem set: 7 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1008 variables, 0/855 constraints. Problems are: Problem set: 7 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 0/1008 variables, 0/855 constraints. Problems are: Problem set: 7 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1008/1008 variables, and 855 constraints, problems are : Problem set: 7 solved, 5 unsolved in 3451 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 259/259 constraints, ReadFeed: 587/587 constraints, PredecessorRefiner: 12/6 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 7 solved, 5 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 7 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 119/147 variables, 3/3 constraints. Problems are: Problem set: 7 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/147 variables, 0/3 constraints. Problems are: Problem set: 7 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 112/259 variables, 3/6 constraints. Problems are: Problem set: 7 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/259 variables, 3/9 constraints. Problems are: Problem set: 7 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:31:51] [INFO ] Deduced a trap composed of 22 places in 127 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:31:51] [INFO ] Deduced a trap composed of 25 places in 129 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:31:52] [INFO ] Deduced a trap composed of 25 places in 143 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:31:52] [INFO ] Deduced a trap composed of 25 places in 137 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:31:52] [INFO ] Deduced a trap composed of 25 places in 145 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,12 properties remain. new max is 512
SDD size :293054 after 436874
[2025-06-05 21:31:52] [INFO ] Deduced a trap composed of 23 places in 151 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:31:52] [INFO ] Deduced a trap composed of 29 places in 128 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:31:52] [INFO ] Deduced a trap composed of 106 places in 96 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:31:53] [INFO ] Deduced a trap composed of 146 places in 112 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:31:53] [INFO ] Deduced a trap composed of 146 places in 222 ms of which 31 ms to minimize.
Problem SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-15 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-15 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 5 (INCLUDED_ONLY) 0/259 variables, 10/19 constraints. Problems are: Problem set: 8 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/259 variables, 0/19 constraints. Problems are: Problem set: 8 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 749/1008 variables, 259/278 constraints. Problems are: Problem set: 8 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1008 variables, 587/865 constraints. Problems are: Problem set: 8 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1008 variables, 3/868 constraints. Problems are: Problem set: 8 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:31:56] [INFO ] Deduced a trap composed of 144 places in 121 ms of which 17 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/1008 variables, 1/869 constraints. Problems are: Problem set: 8 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1008/1008 variables, and 869 constraints, problems are : Problem set: 8 solved, 4 unsolved in 5015 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 259/259 constraints, ReadFeed: 587/587 constraints, PredecessorRefiner: 4/6 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8677ms problems are : Problem set: 8 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 27 out of 259 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 259/259 places, 749/749 transitions.
Graph (complete) has 1159 edges and 259 vertex of which 241 are kept as prefixes of interest. Removing 18 places using SCC suffix rule.3 ms
Discarding 18 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 242 transitions.
Iterating post reduction 0 with 242 rules applied. Total rules applied 243 place count 241 transition count 507
Discarding 47 places :
Symmetric choice reduction at 1 with 47 rule applications. Total rules 290 place count 194 transition count 360
Iterating global reduction 1 with 47 rules applied. Total rules applied 337 place count 194 transition count 360
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 344 place count 194 transition count 353
Discarding 29 places :
Symmetric choice reduction at 2 with 29 rule applications. Total rules 373 place count 165 transition count 324
Iterating global reduction 2 with 29 rules applied. Total rules applied 402 place count 165 transition count 324
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 414 place count 165 transition count 312
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 428 place count 151 transition count 298
Iterating global reduction 3 with 14 rules applied. Total rules applied 442 place count 151 transition count 298
Ensure Unique test removed 34 transitions
Reduce isomorphic transitions removed 34 transitions.
Iterating post reduction 3 with 34 rules applied. Total rules applied 476 place count 151 transition count 264
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 479 place count 148 transition count 259
Iterating global reduction 4 with 3 rules applied. Total rules applied 482 place count 148 transition count 259
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 485 place count 145 transition count 256
Iterating global reduction 4 with 3 rules applied. Total rules applied 488 place count 145 transition count 256
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 489 place count 144 transition count 255
Iterating global reduction 4 with 1 rules applied. Total rules applied 490 place count 144 transition count 255
Applied a total of 490 rules in 110 ms. Remains 144 /259 variables (removed 115) and now considering 255/749 (removed 494) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 114 ms. Remains : 144/259 places, 255/749 transitions.
RANDOM walk for 40000 steps (8931 resets) in 256 ms. (155 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (4072 resets) in 152 ms. (261 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (1832 resets) in 83 ms. (476 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (1857 resets) in 211 ms. (188 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (1873 resets) in 89 ms. (444 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 509007 steps, run timeout after 3001 ms. (steps per millisecond=169 ) properties seen :0 out of 4
Probabilistic random walk after 509007 steps, saw 230416 distinct states, run finished after 3001 ms. (steps per millisecond=169 ) properties seen :0
// Phase 1: matrix 255 rows 144 cols
[2025-06-05 21:31:59] [INFO ] Computed 4 invariants in 4 ms
[2025-06-05 21:31:59] [INFO ] State equation strengthened by 153 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 73/100 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/100 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 9/109 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/109 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 241/350 variables, 109/113 constraints. Problems are: Problem set: 0 solved, 4 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/350 variables, 139/252 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/350 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 49/399 variables, 35/287 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/399 variables, 14/301 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/399 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 0/399 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 399/399 variables, and 301 constraints, problems are : Problem set: 0 solved, 4 unsolved in 625 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 144/144 constraints, ReadFeed: 153/153 constraints, PredecessorRefiner: 4/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 73/100 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/100 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 9/109 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/109 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 241/350 variables, 109/113 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/350 variables, 139/252 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/350 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 49/399 variables, 35/287 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/399 variables, 14/301 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/399 variables, 3/304 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Reachability property SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-10 is true.
FORMULA SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-03 is true.
SDD proceeding with computation,10 properties remain. new max is 512
At refinement iteration 11 (INCLUDED_ONLY) 0/399 variables, 0/304 constraints. Problems are: Problem set: 1 solved, 3 unsolved
SDD size :436874 after 4.41042e+06
At refinement iteration 12 (OVERLAPS) 0/399 variables, 0/304 constraints. Problems are: Problem set: 1 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 399/399 variables, and 304 constraints, problems are : Problem set: 1 solved, 3 unsolved in 3909 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 144/144 constraints, ReadFeed: 153/153 constraints, PredecessorRefiner: 4/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4557ms problems are : Problem set: 1 solved, 3 unsolved
Parikh walk visited 0 properties in 705 ms.
Support contains 25 out of 144 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 144/144 places, 255/255 transitions.
Applied a total of 0 rules in 32 ms. Remains 144 /144 variables (removed 0) and now considering 255/255 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 32 ms. Remains : 144/144 places, 255/255 transitions.
RANDOM walk for 40000 steps (9004 resets) in 490 ms. (81 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40001 steps (1907 resets) in 222 ms. (179 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (1865 resets) in 268 ms. (148 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (1878 resets) in 115 ms. (344 steps per ms) remains 3/3 properties
SDD proceeding with computation,10 properties remain. new max is 1024
SDD size :4.41042e+06 after 7.65499e+06
Interrupted probabilistic random walk after 573375 steps, run timeout after 3001 ms. (steps per millisecond=191 ) properties seen :0 out of 3
Probabilistic random walk after 573375 steps, saw 259008 distinct states, run finished after 3017 ms. (steps per millisecond=190 ) properties seen :0
[2025-06-05 21:32:08] [INFO ] Invariant cache hit.
[2025-06-05 21:32:08] [INFO ] State equation strengthened by 153 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 73/98 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/98 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 9/107 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/107 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 241/348 variables, 107/111 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/348 variables, 139/250 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/348 variables, 0/250 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 51/399 variables, 37/287 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/399 variables, 14/301 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/399 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 0/399 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 399/399 variables, and 301 constraints, problems are : Problem set: 0 solved, 3 unsolved in 2206 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 144/144 constraints, ReadFeed: 153/153 constraints, PredecessorRefiner: 3/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 73/98 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/98 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 9/107 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/107 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 241/348 variables, 107/111 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/348 variables, 139/250 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:32:13] [INFO ] Deduced a trap composed of 26 places in 1281 ms of which 32 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/348 variables, 1/251 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/348 variables, 0/251 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 51/399 variables, 37/288 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/399 variables, 14/302 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/399 variables, 2/304 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:32:14] [INFO ] Deduced a trap composed of 23 places in 319 ms of which 25 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/399 variables, 1/305 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/399 variables, 0/305 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 0/399 variables, 0/305 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 399/399 variables, and 305 constraints, problems are : Problem set: 0 solved, 3 unsolved in 5898 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 144/144 constraints, ReadFeed: 153/153 constraints, PredecessorRefiner: 3/2 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8124ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 2743 ms.
Support contains 25 out of 144 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 144/144 places, 255/255 transitions.
Applied a total of 0 rules in 14 ms. Remains 144 /144 variables (removed 0) and now considering 255/255 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 144/144 places, 255/255 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 144/144 places, 255/255 transitions.
Applied a total of 0 rules in 11 ms. Remains 144 /144 variables (removed 0) and now considering 255/255 (removed 0) transitions.
[2025-06-05 21:32:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 21:32:19] [INFO ] Implicit Places using invariants in 305 ms returned []
[2025-06-05 21:32:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 21:32:20] [INFO ] State equation strengthened by 153 read => feed constraints.
[2025-06-05 21:32:26] [INFO ] Implicit Places using invariants and state equation in 6591 ms returned []
Implicit Place search using SMT with State Equation took 6947 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 21:32:26] [INFO ] Redundant transitions in 23 ms returned []
Running 254 sub problems to find dead transitions.
[2025-06-05 21:32:26] [INFO ] Invariant cache hit.
[2025-06-05 21:32:26] [INFO ] State equation strengthened by 153 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/143 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 254 unsolved
SDD proceeding with computation,10 properties remain. new max is 2048
SDD size :7.65499e+06 after 5.02669e+07
At refinement iteration 1 (INCLUDED_ONLY) 0/143 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/143 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 3 (OVERLAPS) 1/144 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 254 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 144/399 variables, and 4 constraints, problems are : Problem set: 0 solved, 254 unsolved in 30099 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/144 constraints, ReadFeed: 0/153 constraints, PredecessorRefiner: 254/254 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 254 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/143 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/143 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/143 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 3 (OVERLAPS) 1/144 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/144 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 5 (OVERLAPS) 255/399 variables, 144/148 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/399 variables, 153/301 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/399 variables, 254/555 constraints. Problems are: Problem set: 0 solved, 254 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 399/399 variables, and 555 constraints, problems are : Problem set: 0 solved, 254 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 144/144 constraints, ReadFeed: 153/153 constraints, PredecessorRefiner: 254/254 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60576ms problems are : Problem set: 0 solved, 254 unsolved
Search for dead transitions found 0 dead transitions in 60577ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 67596 ms. Remains : 144/144 places, 255/255 transitions.
Attempting over-approximation, by ignoring read arcs.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 144 transition count 251
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 7 place count 141 transition count 251
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 12 Pre rules applied. Total rules applied 7 place count 141 transition count 239
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 31 place count 129 transition count 239
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Deduced a syphon composed of 14 places in 1 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 2 with 28 rules applied. Total rules applied 59 place count 115 transition count 225
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 63 place count 113 transition count 227
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 64 place count 113 transition count 226
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 66 place count 113 transition count 226
Applied a total of 66 rules in 74 ms. Remains 113 /144 variables (removed 31) and now considering 226/255 (removed 29) transitions.
Running SMT prover for 3 properties.
// Phase 1: matrix 226 rows 113 cols
[2025-06-05 21:33:27] [INFO ] Computed 4 invariants in 2 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-05 21:33:27] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 21:33:27] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 21:33:27] [INFO ] After 308ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-05 21:33:27] [INFO ] [Nat]Absence check using 2 positive place invariants in 11 ms returned sat
[2025-06-05 21:33:27] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 7 ms returned sat
[2025-06-05 21:33:29] [INFO ] After 1220ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 21:33:29] [INFO ] Deduced a trap composed of 31 places in 785 ms of which 30 ms to minimize.
[2025-06-05 21:33:29] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 826 ms
TRAPS : Iteration 1
[2025-06-05 21:33:30] [INFO ] After 2575ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
[2025-06-05 21:33:30] [INFO ] After 3070ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
[2025-06-05 21:33:30] [INFO ] Flatten gal took : 28 ms
[2025-06-05 21:33:30] [INFO ] Flatten gal took : 28 ms
[2025-06-05 21:33:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9441670581438677938.gal : 2 ms
[2025-06-05 21:33:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3995567969704547868.prop : 0 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/ReachabilityCardinality9441670581438677938.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3995567969704547868.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 ...328
Loading property file /tmp/ReachabilityCardinality3995567969704547868.prop.
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :1 after 9
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :9 after 11
SDD proceeding with computation,3 properties remain. new max is 16
SDD size :11 after 19
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :19 after 165
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :165 after 355
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :355 after 643
SDD proceeding with computation,3 properties remain. new max is 256
SDD size :643 after 1051
SDD proceeding with computation,3 properties remain. new max is 512
SDD size :1051 after 1975
SDD proceeding with computation,3 properties remain. new max is 1024
SDD size :1975 after 16219
SDD proceeding with computation,3 properties remain. new max is 2048
SDD size :16219 after 60459
SDD proceeding with computation,3 properties remain. new max is 4096
SDD size :60459 after 2.03624e+06
SDD proceeding with computation,3 properties remain. new max is 8192
SDD size :2.03624e+06 after 6.4353e+07
SDD proceeding with computation,10 properties remain. new max is 4096
SDD size :5.02669e+07 after 3.84228e+08
SDD proceeding with computation,3 properties remain. new max is 16384
SDD size :6.4353e+07 after 2.07708e+09
SDD proceeding with computation,3 properties remain. new max is 32768
SDD size :2.07708e+09 after 2.68848e+10
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,1.10414e+11,11.6629,278944,2,21906,19,770377,9,0,710,819143,0
Total reachable state count : 110414235571

Verifying 3 reachability properties.
Reachability property SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-12 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-12,1.89645e+06,11.6784,278944,2,581,19,770377,9,0,713,819143,0
Invariant property SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-13 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-13,7.44433e+07,11.7136,278944,2,1169,19,770377,9,0,735,819143,0
Reachability property SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-14 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-14,7.95592e+07,11.721,278944,2,884,19,770377,9,0,738,819143,0
Over-approximation ignoring read arcs solved 0 properties in 15346 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-05 21:33:42] [INFO ] Flatten gal took : 58 ms
[2025-06-05 21:33:42] [INFO ] Applying decomposition
[2025-06-05 21:33:42] [INFO ] Flatten gal took : 29 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph4490850635014809487.txt' '-o' '/tmp/graph4490850635014809487.bin' '-w' '/tmp/graph4490850635014809487.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph4490850635014809487.bin' '-l' '-1' '-v' '-w' '/tmp/graph4490850635014809487.weights' '-q' '0' '-e' '0.001'
[2025-06-05 21:33:43] [INFO ] Decomposing Gal with order
[2025-06-05 21:33:43] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 21:33:43] [INFO ] Removed a total of 379 redundant transitions.
[2025-06-05 21:33:43] [INFO ] Flatten gal took : 234 ms
[2025-06-05 21:33:43] [INFO ] Fuse similar labels procedure discarded/fused a total of 526 labels/synchronizations in 34 ms.
[2025-06-05 21:33:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14357914421389641305.gal : 22 ms
[2025-06-05 21:33:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17135302252112023803.prop : 1 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/ReachabilityCardinality14357914421389641305.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17135302252112023803.prop' '--nowitness'

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 ...309
Loading property file /tmp/ReachabilityCardinality17135302252112023803.prop.
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :10230 after 13992
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :13992 after 13992
SDD proceeding with computation,3 properties remain. new max is 16
SDD size :13992 after 13992
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :13992 after 14352
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :14352 after 14476
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :14476 after 44100
Reachability property SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-14 is true.
FORMULA SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-14 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Invariant property SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-13 does not hold.
FORMULA SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Reachability property SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-12 is true.
FORMULA SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 129 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,4.551e+06,21.6861,688008,5843,1995,215074,22262,828,8.31154e+06,756,196964,0
Total reachable state count : 4551004

Verifying 3 reachability properties.
Reachability property SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-12 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-12,12,21.7395,688008,68,68,215074,22262,834,8.31154e+06,761,196964,0
Invariant property SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-13 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-13,36,22.4197,688008,104,103,215074,22262,1006,8.31154e+06,808,196964,0
Reachability property SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-14 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
SieveSingleMsgMbox-PT-d1m18-ReachabilityFireability-2025-14,12,22.45,688008,68,71,215074,22262,1019,8.31154e+06,813,196964,0
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 142943 ms.

BK_STOP 1749159246103

--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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 ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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-d1m18"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is SieveSingleMsgMbox-PT-d1m18, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r212-tall-174901994300423"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SieveSingleMsgMbox-PT-d1m18.tgz
mv SieveSingleMsgMbox-PT-d1m18 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;