Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r212-tall-174901994400479.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-d2m36, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r212-tall-174901994400479
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.5M
-rw-r--r-- 1 mcc users 7.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K 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 53K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.1K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.7K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 96K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.1K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 77K 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 1.1M 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-d2m36-ReachabilityFireability-2024-15
FORMULA_NAME SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-00
FORMULA_NAME SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-01
FORMULA_NAME SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-02
FORMULA_NAME SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-03
FORMULA_NAME SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-04
FORMULA_NAME SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-05
FORMULA_NAME SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-06
FORMULA_NAME SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-07
FORMULA_NAME SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-08
FORMULA_NAME SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-09
FORMULA_NAME SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-10
FORMULA_NAME SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-11
FORMULA_NAME SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-12
FORMULA_NAME SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-13
FORMULA_NAME SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-14

=== Now, execution of the tool begins

BK_START 1749186589792

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-d2m36
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-06-06 05:09:51] [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]
[2025-06-06 05:09:51] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-06 05:09:51] [INFO ] Load time of PNML (sax parser for PT used): 154 ms
[2025-06-06 05:09:51] [INFO ] Transformed 2398 places.
[2025-06-06 05:09:51] [INFO ] Transformed 1954 transitions.
[2025-06-06 05:09:51] [INFO ] Parsed PT model containing 2398 places and 1954 transitions and 7816 arcs in 256 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 14 ms.
Reduction of identical properties reduced properties to check from 16 to 15
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 1984 places in 31 ms
Reduce places removed 1984 places and 0 transitions.
RANDOM walk for 40000 steps (8736 resets) in 4102 ms. (9 steps per ms) remains 15/15 properties
[2025-06-06 05:09:52] [INFO ] Flatten gal took : 268 ms
BEST_FIRST walk for 4003 steps (174 resets) in 65 ms. (60 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4001 steps (169 resets) in 205 ms. (19 steps per ms) remains 15/15 properties
[2025-06-06 05:09:52] [INFO ] Flatten gal took : 119 ms
BEST_FIRST walk for 4003 steps (162 resets) in 163 ms. (24 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (350 resets) in 159 ms. (25 steps per ms) remains 15/15 properties
[2025-06-06 05:09:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10406766631775931762.gal : 119 ms
BEST_FIRST walk for 4004 steps (173 resets) in 80 ms. (49 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4001 steps (159 resets) in 61 ms. (64 steps per ms) remains 15/15 properties
[2025-06-06 05:09:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14718271373008570289.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/ReachabilityCardinality10406766631775931762.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14718271373008570289.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 4003 steps (171 resets) in 82 ms. (48 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (190 resets) in 93 ms. (42 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (165 resets) in 55 ms. (71 steps per ms) remains 15/15 properties

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
BEST_FIRST walk for 4002 steps (186 resets) in 55 ms. (71 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (164 resets) in 107 ms. (37 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (163 resets) in 54 ms. (72 steps per ms) remains 15/15 properties
Loading property file /tmp/ReachabilityCardinality14718271373008570289.prop.
BEST_FIRST walk for 4003 steps (172 resets) in 76 ms. (51 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (173 resets) in 44 ms. (88 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4002 steps (162 resets) in 41 ms. (95 steps per ms) remains 15/15 properties
SDD proceeding with computation,15 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,15 properties remain. new max is 8
SDD size :7 after 65
SDD proceeding with computation,15 properties remain. new max is 16
SDD size :65 after 346
Interrupted probabilistic random walk after 115194 steps, run timeout after 3001 ms. (steps per millisecond=38 ) properties seen :5 out of 15
Probabilistic random walk after 115194 steps, saw 53547 distinct states, run finished after 3028 ms. (steps per millisecond=38 ) properties seen :5
FORMULA SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-12 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-07 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-06 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-02 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-04 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-00 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
// Phase 1: matrix 1954 rows 414 cols
[2025-06-06 05:09:56] [INFO ] Computed 6 invariants in 53 ms
[2025-06-06 05:09:56] [INFO ] State equation strengthened by 1674 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) 0/96 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 175/271 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/271 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Problem SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-01 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-01 TRUE TECHNIQUES SMT_REFINEMENT
Problem SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-08 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-08 TRUE TECHNIQUES SMT_REFINEMENT
Problem SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-10 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-10 TRUE TECHNIQUES SMT_REFINEMENT
Problem SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-11 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-11 FALSE TECHNIQUES SMT_REFINEMENT
Problem SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-13 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-13 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 3 (OVERLAPS) 143/414 variables, 3/6 constraints. Problems are: Problem set: 5 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/414 variables, 0/6 constraints. Problems are: Problem set: 5 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 1954/2368 variables, 414/420 constraints. Problems are: Problem set: 5 solved, 5 unsolved
SDD proceeding with computation,15 properties remain. new max is 32
SDD size :346 after 3801
At refinement iteration 6 (INCLUDED_ONLY) 0/2368 variables, 1674/2094 constraints. Problems are: Problem set: 5 solved, 5 unsolved
SDD proceeding with computation,15 properties remain. new max is 64
SDD size :3801 after 4523
SDD proceeding with computation,15 properties remain. new max is 128
SDD size :4523 after 8299
At refinement iteration 7 (INCLUDED_ONLY) 0/2368 variables, 0/2094 constraints. Problems are: Problem set: 5 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/2368 variables, 0/2094 constraints. Problems are: Problem set: 5 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2368/2368 variables, and 2094 constraints, problems are : Problem set: 5 solved, 5 unsolved in 5075 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 414/414 constraints, ReadFeed: 1674/1674 constraints, PredecessorRefiner: 10/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 5 solved, 5 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 0/0 constraints. Problems are: Problem set: 5 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 189/248 variables, 3/3 constraints. Problems are: Problem set: 5 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/248 variables, 0/3 constraints. Problems are: Problem set: 5 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 166/414 variables, 3/6 constraints. Problems are: Problem set: 5 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:10:02] [INFO ] Deduced a trap composed of 22 places in 456 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:10:03] [INFO ] Deduced a trap composed of 29 places in 479 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:10:03] [INFO ] Deduced a trap composed of 27 places in 264 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:10:03] [INFO ] Deduced a trap composed of 27 places in 371 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:10:04] [INFO ] Deduced a trap composed of 23 places in 260 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:10:04] [INFO ] Deduced a trap composed of 27 places in 297 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:10:04] [INFO ] Deduced a trap composed of 27 places in 469 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:10:05] [INFO ] Deduced a trap composed of 27 places in 340 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:10:05] [INFO ] Deduced a trap composed of 25 places in 457 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:10:06] [INFO ] Deduced a trap composed of 27 places in 432 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:10:06] [INFO ] Deduced a trap composed of 239 places in 349 ms of which 54 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:10:07] [INFO ] Deduced a trap composed of 243 places in 396 ms of which 80 ms to minimize.
SMT process timed out in 10675ms, After SMT, problems are : Problem set: 5 solved, 5 unsolved
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 59 out of 414 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 414/414 places, 1954/1954 transitions.
Graph (complete) has 2618 edges and 414 vertex of which 389 are kept as prefixes of interest. Removing 25 places using SCC suffix rule.6 ms
Discarding 25 places :
Also discarding 0 output transitions
Ensure Unique test removed 828 transitions
Reduce isomorphic transitions removed 828 transitions.
Iterating post reduction 0 with 828 rules applied. Total rules applied 829 place count 389 transition count 1126
Discarding 81 places :
Symmetric choice reduction at 1 with 81 rule applications. Total rules 910 place count 308 transition count 892
Iterating global reduction 1 with 81 rules applied. Total rules applied 991 place count 308 transition count 892
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 1 with 12 rules applied. Total rules applied 1003 place count 308 transition count 880
Discarding 54 places :
Symmetric choice reduction at 2 with 54 rule applications. Total rules 1057 place count 254 transition count 826
Iterating global reduction 2 with 54 rules applied. Total rules applied 1111 place count 254 transition count 826
Ensure Unique test removed 49 transitions
Reduce isomorphic transitions removed 49 transitions.
Iterating post reduction 2 with 49 rules applied. Total rules applied 1160 place count 254 transition count 777
Discarding 16 places :
Symmetric choice reduction at 3 with 16 rule applications. Total rules 1176 place count 238 transition count 760
Iterating global reduction 3 with 16 rules applied. Total rules applied 1192 place count 238 transition count 760
Ensure Unique test removed 119 transitions
Reduce isomorphic transitions removed 119 transitions.
Iterating post reduction 3 with 119 rules applied. Total rules applied 1311 place count 238 transition count 641
Discarding 5 places :
Symmetric choice reduction at 4 with 5 rule applications. Total rules 1316 place count 233 transition count 632
Iterating global reduction 4 with 5 rules applied. Total rules applied 1321 place count 233 transition count 632
Discarding 4 places :
Symmetric choice reduction at 4 with 4 rule applications. Total rules 1325 place count 229 transition count 628
Iterating global reduction 4 with 4 rules applied. Total rules applied 1329 place count 229 transition count 628
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 1331 place count 227 transition count 626
Iterating global reduction 4 with 2 rules applied. Total rules applied 1333 place count 227 transition count 626
Applied a total of 1333 rules in 282 ms. Remains 227 /414 variables (removed 187) and now considering 626/1954 (removed 1328) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 289 ms. Remains : 227/414 places, 626/1954 transitions.
RANDOM walk for 40000 steps (9012 resets) in 683 ms. (58 steps per ms) remains 5/5 properties
Invariant property SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-07 does not hold.
SDD proceeding with computation,14 properties remain. new max is 128
SDD size :8299 after 64243
BEST_FIRST walk for 40004 steps (4106 resets) in 455 ms. (87 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (1909 resets) in 307 ms. (129 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (1904 resets) in 333 ms. (119 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (1936 resets) in 371 ms. (107 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (1864 resets) in 283 ms. (140 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 361499 steps, run timeout after 3001 ms. (steps per millisecond=120 ) properties seen :1 out of 5
Probabilistic random walk after 361499 steps, saw 169473 distinct states, run finished after 3001 ms. (steps per millisecond=120 ) properties seen :1
FORMULA SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-09 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
// Phase 1: matrix 626 rows 227 cols
[2025-06-06 05:10:11] [INFO ] Computed 5 invariants in 5 ms
[2025-06-06 05:10:11] [INFO ] State equation strengthened by 454 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 99/143 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/143 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 57/200 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/200 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 560/760 variables, 200/205 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/760 variables, 388/593 constraints. Problems are: Problem set: 0 solved, 4 unsolved
SDD proceeding with computation,14 properties remain. new max is 256
SDD size :64243 after 94393
At refinement iteration 7 (INCLUDED_ONLY) 0/760 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 93/853 variables, 27/620 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/853 variables, 66/686 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/853 variables, 0/686 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 0/853 variables, 0/686 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 853/853 variables, and 686 constraints, problems are : Problem set: 0 solved, 4 unsolved in 1249 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 227/227 constraints, ReadFeed: 454/454 constraints, PredecessorRefiner: 4/2 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) 0/44 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 99/143 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/143 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 57/200 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:10:12] [INFO ] Deduced a trap composed of 21 places in 196 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:10:13] [INFO ] Deduced a trap composed of 22 places in 173 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:10:13] [INFO ] Deduced a trap composed of 22 places in 143 ms of which 11 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/200 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/200 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 560/760 variables, 200/208 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/760 variables, 388/596 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/760 variables, 1/597 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/760 variables, 0/597 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 93/853 variables, 27/624 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/853 variables, 66/690 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/853 variables, 1/691 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:10:17] [INFO ] Deduced a trap composed of 67 places in 1140 ms of which 3 ms to minimize.
SDD proceeding with computation,14 properties remain. new max is 512
SDD size :94393 after 111831
At refinement iteration 13 (INCLUDED_ONLY) 0/853 variables, 1/692 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/853 variables, 0/692 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 0/853 variables, 0/692 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 853/853 variables, and 692 constraints, problems are : Problem set: 0 solved, 4 unsolved in 7843 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 227/227 constraints, ReadFeed: 454/454 constraints, PredecessorRefiner: 4/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9134ms problems are : Problem set: 0 solved, 4 unsolved
Parikh walk visited 0 properties in 3771 ms.
Support contains 44 out of 227 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 227/227 places, 626/626 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 217 transition count 564
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 217 transition count 564
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 30 place count 207 transition count 554
Iterating global reduction 0 with 10 rules applied. Total rules applied 40 place count 207 transition count 554
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 41 place count 207 transition count 553
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 47 place count 201 transition count 545
Iterating global reduction 1 with 6 rules applied. Total rules applied 53 place count 201 transition count 545
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 59 place count 201 transition count 539
Applied a total of 59 rules in 87 ms. Remains 201 /227 variables (removed 26) and now considering 539/626 (removed 87) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 99 ms. Remains : 201/227 places, 539/626 transitions.
RANDOM walk for 40000 steps (8994 resets) in 741 ms. (53 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (4145 resets) in 247 ms. (161 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (1896 resets) in 159 ms. (250 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (1916 resets) in 306 ms. (130 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (1881 resets) in 288 ms. (138 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 302836 steps, run timeout after 3001 ms. (steps per millisecond=100 ) properties seen :0 out of 4
Probabilistic random walk after 302836 steps, saw 143705 distinct states, run finished after 3016 ms. (steps per millisecond=100 ) properties seen :0
// Phase 1: matrix 539 rows 201 cols
[2025-06-06 05:10:28] [INFO ] Computed 5 invariants in 3 ms
[2025-06-06 05:10:28] [INFO ] State equation strengthened by 386 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) 0/44 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 89/133 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/133 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 47/180 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/180 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 523/703 variables, 180/185 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/703 variables, 370/555 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/703 variables, 0/555 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 37/740 variables, 21/576 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/740 variables, 16/592 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/740 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 0/740 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 740/740 variables, and 592 constraints, problems are : Problem set: 0 solved, 4 unsolved in 1145 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 201/201 constraints, ReadFeed: 386/386 constraints, PredecessorRefiner: 4/2 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 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 89/133 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/133 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 47/180 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:10:29] [INFO ] Deduced a trap composed of 21 places in 166 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:10:34] [INFO ] Deduced a trap composed of 21 places in 4834 ms of which 32 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/180 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/180 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 523/703 variables, 180/187 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/703 variables, 370/557 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/703 variables, 1/558 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/703 variables, 0/558 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 37/740 variables, 21/579 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/740 variables, 16/595 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/740 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:10:38] [INFO ] Deduced a trap composed of 55 places in 2297 ms of which 24 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/740 variables, 1/597 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:10:39] [INFO ] Deduced a trap along path composed of 10 places in 388 ms of which 33 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/740 variables, 1/598 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/740 variables, 0/598 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 0/740 variables, 0/598 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 740/740 variables, and 598 constraints, problems are : Problem set: 0 solved, 4 unsolved in 17681 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 201/201 constraints, ReadFeed: 386/386 constraints, PredecessorRefiner: 4/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 18896ms problems are : Problem set: 0 solved, 4 unsolved
Invariant property SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-09 does not hold.
Invariant property SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-06 does not hold.
Reachability property SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-02 is true.
SDD proceeding with computation,11 properties remain. new max is 512
SDD size :111831 after 2.17668e+06
Parikh walk visited 0 properties in 2690 ms.
Support contains 44 out of 201 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 201/201 places, 539/539 transitions.
Applied a total of 0 rules in 55 ms. Remains 201 /201 variables (removed 0) and now considering 539/539 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55 ms. Remains : 201/201 places, 539/539 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 201/201 places, 539/539 transitions.
Applied a total of 0 rules in 41 ms. Remains 201 /201 variables (removed 0) and now considering 539/539 (removed 0) transitions.
[2025-06-06 05:10:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:10:50] [INFO ] Implicit Places using invariants in 355 ms returned []
[2025-06-06 05:10:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:10:50] [INFO ] State equation strengthened by 386 read => feed constraints.
[2025-06-06 05:10:54] [INFO ] Implicit Places using invariants and state equation in 4243 ms returned []
Implicit Place search using SMT with State Equation took 4647 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 05:10:54] [INFO ] Redundant transitions in 37 ms returned []
Running 538 sub problems to find dead transitions.
[2025-06-06 05:10:54] [INFO ] Invariant cache hit.
[2025-06-06 05:10:54] [INFO ] State equation strengthened by 386 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 538 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/200 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 538 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/200 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 538 unsolved
At refinement iteration 3 (OVERLAPS) 1/201 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 538 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:11:10] [INFO ] Deduced a trap composed of 68 places in 71 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:11:10] [INFO ] Deduced a trap composed of 68 places in 51 ms of which 7 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/201 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 538 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/201 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 538 unsolved
At refinement iteration 6 (OVERLAPS) 539/740 variables, 201/208 constraints. Problems are: Problem set: 0 solved, 538 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/740 variables, 386/594 constraints. Problems are: Problem set: 0 solved, 538 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 740/740 variables, and 594 constraints, problems are : Problem set: 0 solved, 538 unsolved in 30049 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 201/201 constraints, ReadFeed: 386/386 constraints, PredecessorRefiner: 538/538 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 538 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 538 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/200 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 538 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/200 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 538 unsolved
At refinement iteration 3 (OVERLAPS) 1/201 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 538 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/201 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 538 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/201 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 538 unsolved
At refinement iteration 6 (OVERLAPS) 539/740 variables, 201/208 constraints. Problems are: Problem set: 0 solved, 538 unsolved
SDD proceeding with computation,11 properties remain. new max is 1024
SDD size :2.17668e+06 after 1.64641e+07
At refinement iteration 7 (INCLUDED_ONLY) 0/740 variables, 386/594 constraints. Problems are: Problem set: 0 solved, 538 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/740 variables, 538/1132 constraints. Problems are: Problem set: 0 solved, 538 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 740/740 variables, and 1132 constraints, problems are : Problem set: 0 solved, 538 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 201/201 constraints, ReadFeed: 386/386 constraints, PredecessorRefiner: 538/538 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61062ms problems are : Problem set: 0 solved, 538 unsolved
Search for dead transitions found 0 dead transitions in 61064ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65828 ms. Remains : 201/201 places, 539/539 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (complete) has 787 edges and 201 vertex of which 200 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 200 transition count 534
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 10 place count 196 transition count 534
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 18 Pre rules applied. Total rules applied 10 place count 196 transition count 516
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 2 with 36 rules applied. Total rules applied 46 place count 178 transition count 516
Performed 13 Post agglomeration using F-continuation condition.Transition count delta: 13
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 2 with 26 rules applied. Total rules applied 72 place count 165 transition count 503
Free-agglomeration rule applied 5 times.
Iterating global reduction 2 with 5 rules applied. Total rules applied 77 place count 165 transition count 498
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 82 place count 160 transition count 498
Partial Free-agglomeration rule applied 11 times.
Drop transitions (Partial Free agglomeration) removed 11 transitions
Iterating global reduction 3 with 11 rules applied. Total rules applied 93 place count 160 transition count 498
Applied a total of 93 rules in 44 ms. Remains 160 /201 variables (removed 41) and now considering 498/539 (removed 41) transitions.
Running SMT prover for 4 properties.
// Phase 1: matrix 498 rows 160 cols
[2025-06-06 05:11:55] [INFO ] Computed 4 invariants in 2 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-06 05:11:55] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2025-06-06 05:11:55] [INFO ] After 116ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:3
TRAPS : Iteration 0
[2025-06-06 05:11:55] [INFO ] After 147ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1 real:3
[2025-06-06 05:11:55] [INFO ] After 228ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1 real:3
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-06 05:11:55] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2025-06-06 05:11:56] [INFO ] After 269ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
TRAPS : Iteration 0
[2025-06-06 05:11:56] [INFO ] After 408ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
[2025-06-06 05:11:56] [INFO ] After 617ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
[2025-06-06 05:11:56] [INFO ] Flatten gal took : 52 ms
[2025-06-06 05:11:56] [INFO ] Flatten gal took : 41 ms
[2025-06-06 05:11:56] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18367485839958325776.gal : 33 ms
[2025-06-06 05:11:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9579184203298023070.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/ReachabilityCardinality18367485839958325776.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9579184203298023070.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/ReachabilityCardinality9579184203298023070.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 19
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :19 after 41
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :41 after 59
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :59 after 159
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :159 after 245
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :245 after 497
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :497 after 2511
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2511 after 5313
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5313 after 49839
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :49839 after 556994
Detected timeout of ITS tools.
[2025-06-06 05:12:11] [INFO ] Flatten gal took : 19 ms
[2025-06-06 05:12:11] [INFO ] Applying decomposition
[2025-06-06 05:12:11] [INFO ] Flatten gal took : 13 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/graph2539065026629282730.txt' '-o' '/tmp/graph2539065026629282730.bin' '-w' '/tmp/graph2539065026629282730.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph2539065026629282730.bin' '-l' '-1' '-v' '-w' '/tmp/graph2539065026629282730.weights' '-q' '0' '-e' '0.001'
[2025-06-06 05:12:11] [INFO ] Decomposing Gal with order
[2025-06-06 05:12:11] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-06 05:12:12] [INFO ] Removed a total of 542 redundant transitions.
[2025-06-06 05:12:12] [INFO ] Flatten gal took : 213 ms
[2025-06-06 05:12:12] [INFO ] Fuse similar labels procedure discarded/fused a total of 53 labels/synchronizations in 15 ms.
[2025-06-06 05:12:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9908036024785042278.gal : 4 ms
[2025-06-06 05:12:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9966929153992920834.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/ReachabilityCardinality9908036024785042278.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9966929153992920834.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 ...307
Loading property file /tmp/ReachabilityCardinality9966929153992920834.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :1 after 8
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :8 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 29
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :29 after 41
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :41 after 67
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :67 after 179
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :179 after 223
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :269 after 465
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :465 after 2907
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4871 after 22155
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :41199 after 133835
Invariant property SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2024-15 does not hold.
Invariant property SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-14 does not hold.
Reachability property SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-05 is true.
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :389737 after 411217
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :411217 after 1.48407e+06
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :2.05911e+06 after 7.25665e+06
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 31883 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-06 05:12:27] [INFO ] Flatten gal took : 54 ms
[2025-06-06 05:12:27] [INFO ] Applying decomposition
[2025-06-06 05:12:27] [INFO ] Flatten gal took : 51 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/graph6933107315222141426.txt' '-o' '/tmp/graph6933107315222141426.bin' '-w' '/tmp/graph6933107315222141426.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph6933107315222141426.bin' '-l' '-1' '-v' '-w' '/tmp/graph6933107315222141426.weights' '-q' '0' '-e' '0.001'
[2025-06-06 05:12:27] [INFO ] Decomposing Gal with order
[2025-06-06 05:12:27] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-06 05:12:28] [INFO ] Removed a total of 679 redundant transitions.
[2025-06-06 05:12:28] [INFO ] Flatten gal took : 140 ms
[2025-06-06 05:12:28] [INFO ] Fuse similar labels procedure discarded/fused a total of 1058 labels/synchronizations in 38 ms.
[2025-06-06 05:12:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2966936168755266339.gal : 13 ms
[2025-06-06 05:12:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7948714381196202500.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/ReachabilityCardinality2966936168755266339.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7948714381196202500.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 ...307
Loading property file /tmp/ReachabilityCardinality7948714381196202500.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 15861
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :15861 after 15861
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :15861 after 15861
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :15861 after 15861
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :15861 after 15861
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :15861 after 118591
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :118591 after 1.04952e+06
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1.04952e+06 after 1.05819e+06
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1.05819e+06 after 1.66874e+06
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1.66874e+06 after 1.07843e+07
Detected timeout of ITS tools.
[2025-06-06 05:42:30] [INFO ] Flatten gal took : 260 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin17469230190035340113
[2025-06-06 05:42:31] [INFO ] Applying decomposition
[2025-06-06 05:42:31] [INFO ] Flatten gal took : 107 ms
[2025-06-06 05:42:31] [INFO ] Computing symmetric may disable matrix : 539 transitions.
[2025-06-06 05:42:31] [INFO ] Computation of Complete disable matrix. took 52 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 05:42:31] [INFO ] Computing symmetric may enable matrix : 539 transitions.
[2025-06-06 05:42:31] [INFO ] Computation of Complete enable matrix. took 18 ms. Total solver calls (SAT/UNSAT): 0(0/0)
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/graph11807642186073972871.txt' '-o' '/tmp/graph11807642186073972871.bin' '-w' '/tmp/graph11807642186073972871.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph11807642186073972871.bin' '-l' '-1' '-v' '-w' '/tmp/graph11807642186073972871.weights' '-q' '0' '-e' '0.001'
[2025-06-06 05:42:32] [INFO ] Decomposing Gal with order
[2025-06-06 05:42:32] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-06 05:42:32] [INFO ] Computing Do-Not-Accords matrix : 539 transitions.
[2025-06-06 05:42:32] [INFO ] Computation of Completed DNA matrix. took 44 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 05:42:32] [INFO ] Removed a total of 243 redundant transitions.
[2025-06-06 05:42:32] [INFO ] Flatten gal took : 674 ms
[2025-06-06 05:42:33] [INFO ] Fuse similar labels procedure discarded/fused a total of 216 labels/synchronizations in 32 ms.
[2025-06-06 05:42:33] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability6058309006057418018.gal : 7 ms
[2025-06-06 05:42:33] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability292124874278334642.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/ReachabilityFireability6058309006057418018.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability292124874278334642.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 ...306
[2025-06-06 05:42:33] [INFO ] Built C files in 1603ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17469230190035340113
Running compilation step : cd /tmp/ltsmin17469230190035340113;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '180' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Loading property file /tmp/ReachabilityFireability292124874278334642.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :6278 after 6284
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :6284 after 6284
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6284 after 6284
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :6284 after 6359
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :6359 after 6359
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :184017 after 184401
Compilation finished in 1579 ms.
Running link step : cd /tmp/ltsmin17469230190035340113;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 53 ms.
Running LTSmin : cd /tmp/ltsmin17469230190035340113;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'SieveSingleMsgMboxPTd2m36ReachabilityFireability202503==true'
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :254851 after 255351
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :458927 after 471021
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1.46078e+06 after 1.47172e+06
Invariant property SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2024-15 does not hold.
FORMULA SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2024-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Invariant property SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-14 does not hold.
FORMULA SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-14 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Reachability property SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-05 is true.
FORMULA SieveSingleMsgMbox-PT-d2m36-ReachabilityFireability-2025-05 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :5.96498e+06 after 6.00809e+06
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1.05277e+07 after 1.07029e+07
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2.4978e+07 after 2.53276e+07
WARNING : LTSmin timed out (>225 s) on command cd /tmp/ltsmin17469230190035340113;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'SieveSingleMsgMboxPTd2m36ReachabilityFireability202503==true'
Retrying LTSmin with larger timeout 7200 s
Running LTSmin : cd /tmp/ltsmin17469230190035340113;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'SieveSingleMsgMboxPTd2m36ReachabilityFireability202503==true'
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :6.19272e+07 after 6.23145e+07
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :2.58138e+08 after 2.59416e+08

BK_TIME_CONFINEMENT_REACHED

--------------------
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-d2m36"
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-d2m36, 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-174901994400479"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SieveSingleMsgMbox-PT-d2m36.tgz
mv SieveSingleMsgMbox-PT-d2m36 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 ;