About the Execution of 2025-gold for FireWire-PT-13
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 2308.371 | 581436.00 | 881045.00 | 1805.50 | 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2026-input.r143-smll-177955812400031.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool gold2025
Input is FireWire-PT-13, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r143-smll-177955812400031
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 624K
-rw-r--r-- 1 mcc users 7.4K Mar 7 05:19 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Mar 7 05:19 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K Mar 7 05:18 CTLFireability.txt
-rw-r--r-- 1 mcc users 38K Mar 7 05:18 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Mar 17 09:02 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 17 09:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 17 09:03 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 17 09:03 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 7 05:19 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 126K Mar 7 05:19 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 7 05:19 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 99K Mar 7 05:19 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 17 09:03 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 17 09:03 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 153K Mar 3 18:30 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of positive values
NUM_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME FireWire-PT-13-UpperBounds-00
FORMULA_NAME FireWire-PT-13-UpperBounds-01
FORMULA_NAME FireWire-PT-13-UpperBounds-02
FORMULA_NAME FireWire-PT-13-UpperBounds-03
FORMULA_NAME FireWire-PT-13-UpperBounds-04
FORMULA_NAME FireWire-PT-13-UpperBounds-05
FORMULA_NAME FireWire-PT-13-UpperBounds-06
FORMULA_NAME FireWire-PT-13-UpperBounds-07
FORMULA_NAME FireWire-PT-13-UpperBounds-08
FORMULA_NAME FireWire-PT-13-UpperBounds-09
FORMULA_NAME FireWire-PT-13-UpperBounds-10
FORMULA_NAME FireWire-PT-13-UpperBounds-11
FORMULA_NAME FireWire-PT-13-UpperBounds-12
FORMULA_NAME FireWire-PT-13-UpperBounds-13
FORMULA_NAME FireWire-PT-13-UpperBounds-14
FORMULA_NAME FireWire-PT-13-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1779625554040
Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FireWire-PT-13
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2026-05-24 12:25:56] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 12:25:56] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 12:25:57] [INFO ] Load time of PNML (sax parser for PT used): 243 ms
[2026-05-24 12:25:57] [INFO ] Transformed 205 places.
[2026-05-24 12:25:57] [INFO ] Transformed 610 transitions.
[2026-05-24 12:25:57] [INFO ] Found NUPN structural information;
[2026-05-24 12:25:57] [INFO ] Parsed PT model containing 205 places and 610 transitions and 2309 arcs in 484 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 16 ms.
Ensure Unique test removed 68 transitions
Reduce redundant transitions removed 68 transitions.
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2026-05-24 12:25:57] [INFO ] Flow matrix only has 504 transitions (discarded 38 similar events)
// Phase 1: matrix 504 rows 205 cols
[2026-05-24 12:25:57] [INFO ] Computed 10 invariants in 42 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 10000 steps (298 resets) in 120 ms. (82 steps per ms)
FORMULA FireWire-PT-13-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-13-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-13-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-13-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-13-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-13-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-13-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-13-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-13-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-13-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 60006 steps (373 resets) in 155 ms. (384 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1]
[2026-05-24 12:25:57] [INFO ] Flow matrix only has 504 transitions (discarded 38 similar events)
[2026-05-24 12:25:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:25:58] [INFO ] [Real]Absence check using 10 positive place invariants in 21 ms returned sat
[2026-05-24 12:25:58] [INFO ] [Real]Absence check using state equation in 389 ms returned sat
[2026-05-24 12:25:58] [INFO ] State equation strengthened by 73 read => feed constraints.
[2026-05-24 12:25:58] [INFO ] [Real]Added 73 Read/Feed constraints in 101 ms returned sat
[2026-05-24 12:25:58] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:25:58] [INFO ] [Nat]Absence check using 10 positive place invariants in 17 ms returned sat
[2026-05-24 12:25:59] [INFO ] [Nat]Absence check using state equation in 318 ms returned sat
[2026-05-24 12:25:59] [INFO ] [Nat]Added 73 Read/Feed constraints in 136 ms returned sat
[2026-05-24 12:25:59] [INFO ] Computed and/alt/rep : 211/821/211 causal constraints (skipped 292 transitions) in 167 ms.
[2026-05-24 12:26:00] [INFO ] Added : 23 causal constraints over 6 iterations in 651 ms. Result :sat
Minimization took 278 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:26:00] [INFO ] [Real]Absence check using 10 positive place invariants in 13 ms returned sat
[2026-05-24 12:26:00] [INFO ] [Real]Absence check using state equation in 295 ms returned sat
[2026-05-24 12:26:00] [INFO ] [Real]Added 73 Read/Feed constraints in 72 ms returned sat
[2026-05-24 12:26:00] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:26:01] [INFO ] [Nat]Absence check using 10 positive place invariants in 14 ms returned sat
[2026-05-24 12:26:01] [INFO ] [Nat]Absence check using state equation in 268 ms returned sat
[2026-05-24 12:26:01] [INFO ] [Nat]Added 73 Read/Feed constraints in 49 ms returned sat
[2026-05-24 12:26:01] [INFO ] Computed and/alt/rep : 211/821/211 causal constraints (skipped 292 transitions) in 120 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:02] [INFO ] Deduced a trap composed of 15 places in 342 ms of which 41 ms to minimize.
[2026-05-24 12:26:02] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 444 ms
[2026-05-24 12:26:02] [INFO ] Added : 26 causal constraints over 7 iterations in 1066 ms. Result :sat
Minimization took 266 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:26:03] [INFO ] [Real]Absence check using 10 positive place invariants in 13 ms returned sat
[2026-05-24 12:26:03] [INFO ] [Real]Absence check using state equation in 279 ms returned sat
[2026-05-24 12:26:03] [INFO ] [Real]Added 73 Read/Feed constraints in 75 ms returned sat
[2026-05-24 12:26:03] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:26:03] [INFO ] [Nat]Absence check using 10 positive place invariants in 15 ms returned sat
[2026-05-24 12:26:03] [INFO ] [Nat]Absence check using state equation in 281 ms returned sat
[2026-05-24 12:26:04] [INFO ] [Nat]Added 73 Read/Feed constraints in 276 ms returned sat
[2026-05-24 12:26:04] [INFO ] Computed and/alt/rep : 211/821/211 causal constraints (skipped 292 transitions) in 124 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:05] [INFO ] Deduced a trap composed of 15 places in 344 ms of which 29 ms to minimize.
[2026-05-24 12:26:05] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 454 ms
[2026-05-24 12:26:05] [INFO ] Added : 68 causal constraints over 15 iterations in 1551 ms. Result :sat
Minimization took 319 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:26:06] [INFO ] [Real]Absence check using 10 positive place invariants in 12 ms returned sat
[2026-05-24 12:26:06] [INFO ] [Real]Absence check using state equation in 232 ms returned sat
[2026-05-24 12:26:06] [INFO ] [Real]Added 73 Read/Feed constraints in 82 ms returned sat
[2026-05-24 12:26:06] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:26:06] [INFO ] [Nat]Absence check using 10 positive place invariants in 12 ms returned sat
[2026-05-24 12:26:06] [INFO ] [Nat]Absence check using state equation in 216 ms returned sat
[2026-05-24 12:26:06] [INFO ] [Nat]Added 73 Read/Feed constraints in 144 ms returned sat
[2026-05-24 12:26:07] [INFO ] Computed and/alt/rep : 211/821/211 causal constraints (skipped 292 transitions) in 82 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:07] [INFO ] Deduced a trap composed of 36 places in 79 ms of which 5 ms to minimize.
[2026-05-24 12:26:07] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 142 ms
[2026-05-24 12:26:07] [INFO ] Added : 27 causal constraints over 6 iterations in 631 ms. Result :sat
Minimization took 179 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:26:07] [INFO ] [Real]Absence check using 10 positive place invariants in 8 ms returned sat
[2026-05-24 12:26:08] [INFO ] [Real]Absence check using state equation in 156 ms returned sat
[2026-05-24 12:26:08] [INFO ] [Real]Added 73 Read/Feed constraints in 22 ms returned sat
[2026-05-24 12:26:08] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:26:08] [INFO ] [Nat]Absence check using 10 positive place invariants in 10 ms returned sat
[2026-05-24 12:26:08] [INFO ] [Nat]Absence check using state equation in 166 ms returned sat
[2026-05-24 12:26:08] [INFO ] [Nat]Added 73 Read/Feed constraints in 61 ms returned sat
[2026-05-24 12:26:08] [INFO ] Computed and/alt/rep : 211/821/211 causal constraints (skipped 292 transitions) in 47 ms.
[2026-05-24 12:26:08] [INFO ] Added : 23 causal constraints over 8 iterations in 536 ms. Result :sat
Minimization took 223 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:26:09] [INFO ] [Real]Absence check using 10 positive place invariants in 12 ms returned sat
[2026-05-24 12:26:09] [INFO ] [Real]Absence check using state equation in 232 ms returned sat
[2026-05-24 12:26:09] [INFO ] [Real]Added 73 Read/Feed constraints in 112 ms returned sat
[2026-05-24 12:26:09] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:26:09] [INFO ] [Nat]Absence check using 10 positive place invariants in 14 ms returned sat
[2026-05-24 12:26:10] [INFO ] [Nat]Absence check using state equation in 217 ms returned sat
[2026-05-24 12:26:10] [INFO ] [Nat]Added 73 Read/Feed constraints in 74 ms returned sat
[2026-05-24 12:26:10] [INFO ] Computed and/alt/rep : 211/821/211 causal constraints (skipped 292 transitions) in 61 ms.
[2026-05-24 12:26:10] [INFO ] Added : 42 causal constraints over 9 iterations in 592 ms. Result :sat
Minimization took 287 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1]
Support contains 6 out of 205 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 542/542 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 205 transition count 539
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 3 Pre rules applied. Total rules applied 3 place count 205 transition count 536
Deduced a syphon composed of 3 places in 4 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 9 place count 202 transition count 536
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 15 place count 196 transition count 524
Iterating global reduction 1 with 6 rules applied. Total rules applied 21 place count 196 transition count 524
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 24 place count 196 transition count 521
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 26 place count 194 transition count 515
Iterating global reduction 2 with 2 rules applied. Total rules applied 28 place count 194 transition count 515
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 30 place count 192 transition count 511
Iterating global reduction 2 with 2 rules applied. Total rules applied 32 place count 192 transition count 511
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 33 place count 191 transition count 508
Iterating global reduction 2 with 1 rules applied. Total rules applied 34 place count 191 transition count 508
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 35 place count 190 transition count 506
Iterating global reduction 2 with 1 rules applied. Total rules applied 36 place count 190 transition count 506
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 37 place count 189 transition count 503
Iterating global reduction 2 with 1 rules applied. Total rules applied 38 place count 189 transition count 503
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 39 place count 188 transition count 501
Iterating global reduction 2 with 1 rules applied. Total rules applied 40 place count 188 transition count 501
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 41 place count 187 transition count 498
Iterating global reduction 2 with 1 rules applied. Total rules applied 42 place count 187 transition count 498
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 43 place count 186 transition count 496
Iterating global reduction 2 with 1 rules applied. Total rules applied 44 place count 186 transition count 496
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 2 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 50 place count 183 transition count 493
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 3 places in 2 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 56 place count 180 transition count 499
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 62 place count 180 transition count 493
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 3 with 9 rules applied. Total rules applied 71 place count 180 transition count 484
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 3 with 2 rules applied. Total rules applied 73 place count 180 transition count 488
Reduce places removed 2 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 79 place count 178 transition count 484
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 4 with 4 rules applied. Total rules applied 83 place count 178 transition count 480
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 84 place count 177 transition count 479
Applied a total of 84 rules in 459 ms. Remains 177 /205 variables (removed 28) and now considering 479/542 (removed 63) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 475 ms. Remains : 177/205 places, 479/542 transitions.
[2026-05-24 12:26:12] [INFO ] Flow matrix only has 443 transitions (discarded 36 similar events)
// Phase 1: matrix 443 rows 177 cols
[2026-05-24 12:26:12] [INFO ] Computed 10 invariants in 8 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1]
RANDOM walk for 1000000 steps (31808 resets) in 2597 ms. (384 steps per ms)
FORMULA FireWire-PT-13-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-13-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 5000004 steps (34399 resets) in 3044 ms. (1642 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
[2026-05-24 12:26:17] [INFO ] Flow matrix only has 443 transitions (discarded 36 similar events)
[2026-05-24 12:26:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:26:17] [INFO ] [Real]Absence check using 10 positive place invariants in 10 ms returned sat
[2026-05-24 12:26:18] [INFO ] [Real]Absence check using state equation in 155 ms returned sat
[2026-05-24 12:26:18] [INFO ] State equation strengthened by 66 read => feed constraints.
[2026-05-24 12:26:18] [INFO ] [Real]Added 66 Read/Feed constraints in 31 ms returned sat
[2026-05-24 12:26:18] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:26:18] [INFO ] [Nat]Absence check using 10 positive place invariants in 9 ms returned sat
[2026-05-24 12:26:18] [INFO ] [Nat]Absence check using state equation in 199 ms returned sat
[2026-05-24 12:26:18] [INFO ] [Nat]Added 66 Read/Feed constraints in 55 ms returned sat
[2026-05-24 12:26:18] [INFO ] Computed and/alt/rep : 181/653/181 causal constraints (skipped 256 transitions) in 57 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:18] [INFO ] Deduced a trap composed of 33 places in 104 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:18] [INFO ] Deduced a trap composed of 35 places in 78 ms of which 7 ms to minimize.
[2026-05-24 12:26:18] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 249 ms
[2026-05-24 12:26:19] [INFO ] Added : 17 causal constraints over 4 iterations in 467 ms. Result :sat
Minimization took 198 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:26:19] [INFO ] [Real]Absence check using 10 positive place invariants in 7 ms returned sat
[2026-05-24 12:26:19] [INFO ] [Real]Absence check using state equation in 154 ms returned sat
[2026-05-24 12:26:19] [INFO ] [Real]Added 66 Read/Feed constraints in 27 ms returned sat
[2026-05-24 12:26:19] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:26:19] [INFO ] [Nat]Absence check using 10 positive place invariants in 9 ms returned sat
[2026-05-24 12:26:19] [INFO ] [Nat]Absence check using state equation in 186 ms returned sat
[2026-05-24 12:26:19] [INFO ] [Nat]Added 66 Read/Feed constraints in 50 ms returned sat
[2026-05-24 12:26:19] [INFO ] Computed and/alt/rep : 181/653/181 causal constraints (skipped 256 transitions) in 53 ms.
[2026-05-24 12:26:20] [INFO ] Added : 25 causal constraints over 6 iterations in 353 ms. Result :sat
Minimization took 192 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:26:20] [INFO ] [Real]Absence check using 10 positive place invariants in 6 ms returned sat
[2026-05-24 12:26:20] [INFO ] [Real]Absence check using state equation in 175 ms returned sat
[2026-05-24 12:26:20] [INFO ] [Real]Added 66 Read/Feed constraints in 41 ms returned sat
[2026-05-24 12:26:20] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:26:20] [INFO ] [Nat]Absence check using 10 positive place invariants in 14 ms returned sat
[2026-05-24 12:26:21] [INFO ] [Nat]Absence check using state equation in 238 ms returned sat
[2026-05-24 12:26:21] [INFO ] [Nat]Added 66 Read/Feed constraints in 69 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:21] [INFO ] Deduced a trap composed of 32 places in 60 ms of which 3 ms to minimize.
[2026-05-24 12:26:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 105 ms
[2026-05-24 12:26:21] [INFO ] Computed and/alt/rep : 181/653/181 causal constraints (skipped 256 transitions) in 54 ms.
[2026-05-24 12:26:21] [INFO ] Added : 33 causal constraints over 7 iterations in 404 ms. Result :sat
Minimization took 293 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:26:22] [INFO ] [Real]Absence check using 10 positive place invariants in 8 ms returned sat
[2026-05-24 12:26:22] [INFO ] [Real]Absence check using state equation in 211 ms returned sat
[2026-05-24 12:26:22] [INFO ] [Real]Added 66 Read/Feed constraints in 48 ms returned sat
[2026-05-24 12:26:22] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:26:22] [INFO ] [Nat]Absence check using 10 positive place invariants in 9 ms returned sat
[2026-05-24 12:26:22] [INFO ] [Nat]Absence check using state equation in 205 ms returned sat
[2026-05-24 12:26:22] [INFO ] [Nat]Added 66 Read/Feed constraints in 39 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:22] [INFO ] Deduced a trap composed of 40 places in 67 ms of which 5 ms to minimize.
[2026-05-24 12:26:22] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 104 ms
[2026-05-24 12:26:22] [INFO ] Computed and/alt/rep : 181/653/181 causal constraints (skipped 256 transitions) in 43 ms.
[2026-05-24 12:26:23] [INFO ] Added : 26 causal constraints over 6 iterations in 287 ms. Result :sat
Minimization took 276 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Support contains 4 out of 177 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 177/177 places, 479/479 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 177 transition count 481
Reduce places removed 1 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 4 place count 176 transition count 479
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 6 place count 176 transition count 477
Applied a total of 6 rules in 68 ms. Remains 176 /177 variables (removed 1) and now considering 477/479 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70 ms. Remains : 176/177 places, 477/479 transitions.
[2026-05-24 12:26:23] [INFO ] Flow matrix only has 440 transitions (discarded 37 similar events)
// Phase 1: matrix 440 rows 176 cols
[2026-05-24 12:26:23] [INFO ] Computed 10 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
RANDOM walk for 1000000 steps (31869 resets) in 2327 ms. (429 steps per ms)
BEST_FIRST walk for 4000004 steps (27293 resets) in 2820 ms. (1417 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
[2026-05-24 12:26:28] [INFO ] Flow matrix only has 440 transitions (discarded 37 similar events)
[2026-05-24 12:26:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:26:28] [INFO ] [Real]Absence check using 10 positive place invariants in 6 ms returned sat
[2026-05-24 12:26:28] [INFO ] [Real]Absence check using state equation in 133 ms returned sat
[2026-05-24 12:26:28] [INFO ] State equation strengthened by 66 read => feed constraints.
[2026-05-24 12:26:28] [INFO ] [Real]Added 66 Read/Feed constraints in 44 ms returned sat
[2026-05-24 12:26:28] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:26:29] [INFO ] [Nat]Absence check using 10 positive place invariants in 6 ms returned sat
[2026-05-24 12:26:29] [INFO ] [Nat]Absence check using state equation in 168 ms returned sat
[2026-05-24 12:26:29] [INFO ] [Nat]Added 66 Read/Feed constraints in 70 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:29] [INFO ] Deduced a trap composed of 40 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:29] [INFO ] Deduced a trap composed of 17 places in 206 ms of which 18 ms to minimize.
[2026-05-24 12:26:29] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 334 ms
[2026-05-24 12:26:29] [INFO ] Computed and/alt/rep : 180/650/180 causal constraints (skipped 254 transitions) in 47 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:30] [INFO ] Deduced a trap composed of 32 places in 305 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:30] [INFO ] Deduced a trap composed of 35 places in 301 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:30] [INFO ] Deduced a trap composed of 50 places in 241 ms of which 36 ms to minimize.
[2026-05-24 12:26:31] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1009 ms
[2026-05-24 12:26:31] [INFO ] Added : 38 causal constraints over 9 iterations in 1538 ms. Result :sat
Minimization took 276 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:26:31] [INFO ] [Real]Absence check using 10 positive place invariants in 10 ms returned sat
[2026-05-24 12:26:31] [INFO ] [Real]Absence check using state equation in 227 ms returned sat
[2026-05-24 12:26:31] [INFO ] [Real]Added 66 Read/Feed constraints in 107 ms returned sat
[2026-05-24 12:26:31] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:26:31] [INFO ] [Nat]Absence check using 10 positive place invariants in 9 ms returned sat
[2026-05-24 12:26:32] [INFO ] [Nat]Absence check using state equation in 218 ms returned sat
[2026-05-24 12:26:32] [INFO ] [Nat]Added 66 Read/Feed constraints in 105 ms returned sat
[2026-05-24 12:26:32] [INFO ] Computed and/alt/rep : 180/650/180 causal constraints (skipped 254 transitions) in 53 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:32] [INFO ] Deduced a trap composed of 32 places in 135 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:32] [INFO ] Deduced a trap composed of 35 places in 81 ms of which 7 ms to minimize.
[2026-05-24 12:26:32] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 324 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:33] [INFO ] Deduced a trap composed of 14 places in 287 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:33] [INFO ] Deduced a trap composed of 32 places in 83 ms of which 5 ms to minimize.
[2026-05-24 12:26:33] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 473 ms
[2026-05-24 12:26:33] [INFO ] Added : 37 causal constraints over 11 iterations in 1414 ms. Result :sat
Minimization took 254 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:26:34] [INFO ] [Real]Absence check using 10 positive place invariants in 10 ms returned sat
[2026-05-24 12:26:34] [INFO ] [Real]Absence check using state equation in 206 ms returned sat
[2026-05-24 12:26:34] [INFO ] [Real]Added 66 Read/Feed constraints in 79 ms returned sat
[2026-05-24 12:26:34] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:26:34] [INFO ] [Nat]Absence check using 10 positive place invariants in 8 ms returned sat
[2026-05-24 12:26:34] [INFO ] [Nat]Absence check using state equation in 196 ms returned sat
[2026-05-24 12:26:34] [INFO ] [Nat]Added 66 Read/Feed constraints in 65 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:35] [INFO ] Deduced a trap composed of 23 places in 239 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:35] [INFO ] Deduced a trap composed of 14 places in 272 ms of which 23 ms to minimize.
[2026-05-24 12:26:35] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 598 ms
[2026-05-24 12:26:35] [INFO ] Computed and/alt/rep : 180/650/180 causal constraints (skipped 254 transitions) in 47 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:35] [INFO ] Deduced a trap composed of 40 places in 81 ms of which 4 ms to minimize.
[2026-05-24 12:26:35] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 146 ms
[2026-05-24 12:26:36] [INFO ] Added : 35 causal constraints over 8 iterations in 618 ms. Result :sat
Minimization took 266 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:26:36] [INFO ] [Real]Absence check using 10 positive place invariants in 9 ms returned sat
[2026-05-24 12:26:36] [INFO ] [Real]Absence check using state equation in 210 ms returned sat
[2026-05-24 12:26:36] [INFO ] [Real]Added 66 Read/Feed constraints in 71 ms returned sat
[2026-05-24 12:26:36] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:26:36] [INFO ] [Nat]Absence check using 10 positive place invariants in 10 ms returned sat
[2026-05-24 12:26:37] [INFO ] [Nat]Absence check using state equation in 216 ms returned sat
[2026-05-24 12:26:37] [INFO ] [Nat]Added 66 Read/Feed constraints in 80 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:37] [INFO ] Deduced a trap composed of 14 places in 248 ms of which 22 ms to minimize.
[2026-05-24 12:26:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 293 ms
[2026-05-24 12:26:37] [INFO ] Computed and/alt/rep : 180/650/180 causal constraints (skipped 254 transitions) in 51 ms.
[2026-05-24 12:26:37] [INFO ] Added : 27 causal constraints over 6 iterations in 345 ms. Result :sat
Minimization took 289 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Support contains 4 out of 176 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 176/176 places, 477/477 transitions.
Applied a total of 0 rules in 24 ms. Remains 176 /176 variables (removed 0) and now considering 477/477 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 176/176 places, 477/477 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 176/176 places, 477/477 transitions.
Applied a total of 0 rules in 18 ms. Remains 176 /176 variables (removed 0) and now considering 477/477 (removed 0) transitions.
[2026-05-24 12:26:38] [INFO ] Flow matrix only has 440 transitions (discarded 37 similar events)
[2026-05-24 12:26:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 12:26:38] [INFO ] Implicit Places using invariants in 334 ms returned []
[2026-05-24 12:26:38] [INFO ] Flow matrix only has 440 transitions (discarded 37 similar events)
[2026-05-24 12:26:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 12:26:38] [INFO ] State equation strengthened by 66 read => feed constraints.
[2026-05-24 12:26:39] [INFO ] Implicit Places using invariants and state equation in 859 ms returned [18, 74, 124]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 1200 ms to find 3 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 173/176 places, 477/477 transitions.
Applied a total of 0 rules in 20 ms. Remains 173 /173 variables (removed 0) and now considering 477/477 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1246 ms. Remains : 173/176 places, 477/477 transitions.
[2026-05-24 12:26:39] [INFO ] Flow matrix only has 440 transitions (discarded 37 similar events)
// Phase 1: matrix 440 rows 173 cols
[2026-05-24 12:26:39] [INFO ] Computed 7 invariants in 11 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
RANDOM walk for 1000000 steps (32291 resets) in 2100 ms. (475 steps per ms)
BEST_FIRST walk for 4000002 steps (27299 resets) in 2243 ms. (1782 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
[2026-05-24 12:26:43] [INFO ] Flow matrix only has 440 transitions (discarded 37 similar events)
[2026-05-24 12:26:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:26:43] [INFO ] [Real]Absence check using 7 positive place invariants in 4 ms returned sat
[2026-05-24 12:26:43] [INFO ] [Real]Absence check using state equation in 136 ms returned sat
[2026-05-24 12:26:43] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:26:44] [INFO ] [Nat]Absence check using 7 positive place invariants in 5 ms returned sat
[2026-05-24 12:26:44] [INFO ] [Nat]Absence check using state equation in 194 ms returned sat
[2026-05-24 12:26:44] [INFO ] State equation strengthened by 66 read => feed constraints.
[2026-05-24 12:26:44] [INFO ] [Nat]Added 66 Read/Feed constraints in 61 ms returned sat
[2026-05-24 12:26:44] [INFO ] Computed and/alt/rep : 180/650/180 causal constraints (skipped 254 transitions) in 54 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:45] [INFO ] Deduced a trap composed of 17 places in 277 ms of which 24 ms to minimize.
[2026-05-24 12:26:45] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 353 ms
[2026-05-24 12:26:45] [INFO ] Added : 36 causal constraints over 8 iterations in 818 ms. Result :sat
Minimization took 332 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:26:45] [INFO ] [Real]Absence check using 7 positive place invariants in 6 ms returned sat
[2026-05-24 12:26:45] [INFO ] [Real]Absence check using state equation in 208 ms returned sat
[2026-05-24 12:26:45] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:26:45] [INFO ] [Nat]Absence check using 7 positive place invariants in 7 ms returned sat
[2026-05-24 12:26:46] [INFO ] [Nat]Absence check using state equation in 209 ms returned sat
[2026-05-24 12:26:46] [INFO ] [Nat]Added 66 Read/Feed constraints in 68 ms returned sat
[2026-05-24 12:26:46] [INFO ] Computed and/alt/rep : 180/650/180 causal constraints (skipped 254 transitions) in 45 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:46] [INFO ] Deduced a trap composed of 35 places in 84 ms of which 5 ms to minimize.
[2026-05-24 12:26:46] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 148 ms
[2026-05-24 12:26:46] [INFO ] Added : 38 causal constraints over 9 iterations in 615 ms. Result :sat
Minimization took 335 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:26:47] [INFO ] [Real]Absence check using 7 positive place invariants in 8 ms returned sat
[2026-05-24 12:26:47] [INFO ] [Real]Absence check using state equation in 212 ms returned sat
[2026-05-24 12:26:47] [INFO ] [Real]Added 66 Read/Feed constraints in 168 ms returned sat
[2026-05-24 12:26:47] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:26:47] [INFO ] [Nat]Absence check using 7 positive place invariants in 7 ms returned sat
[2026-05-24 12:26:47] [INFO ] [Nat]Absence check using state equation in 212 ms returned sat
[2026-05-24 12:26:47] [INFO ] [Nat]Added 66 Read/Feed constraints in 74 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:48] [INFO ] Deduced a trap composed of 32 places in 63 ms of which 4 ms to minimize.
[2026-05-24 12:26:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 107 ms
[2026-05-24 12:26:48] [INFO ] Computed and/alt/rep : 180/650/180 causal constraints (skipped 254 transitions) in 56 ms.
[2026-05-24 12:26:48] [INFO ] Added : 9 causal constraints over 2 iterations in 187 ms. Result :sat
Minimization took 355 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:26:48] [INFO ] [Real]Absence check using 7 positive place invariants in 7 ms returned sat
[2026-05-24 12:26:48] [INFO ] [Real]Absence check using state equation in 204 ms returned sat
[2026-05-24 12:26:48] [INFO ] [Real]Added 66 Read/Feed constraints in 41 ms returned sat
[2026-05-24 12:26:49] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:26:49] [INFO ] [Nat]Absence check using 7 positive place invariants in 7 ms returned sat
[2026-05-24 12:26:49] [INFO ] [Nat]Absence check using state equation in 199 ms returned sat
[2026-05-24 12:26:49] [INFO ] [Nat]Added 66 Read/Feed constraints in 115 ms returned sat
[2026-05-24 12:26:49] [INFO ] Computed and/alt/rep : 180/650/180 causal constraints (skipped 254 transitions) in 56 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:49] [INFO ] Deduced a trap composed of 41 places in 87 ms of which 5 ms to minimize.
[2026-05-24 12:26:49] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 147 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:50] [INFO ] Deduced a trap composed of 17 places in 275 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:50] [INFO ] Deduced a trap composed of 40 places in 78 ms of which 5 ms to minimize.
[2026-05-24 12:26:50] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 465 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:50] [INFO ] Deduced a trap composed of 14 places in 301 ms of which 25 ms to minimize.
[2026-05-24 12:26:51] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 368 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:51] [INFO ] Deduced a trap composed of 96 places in 286 ms of which 41 ms to minimize.
[2026-05-24 12:26:51] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 352 ms
[2026-05-24 12:26:51] [INFO ] Added : 41 causal constraints over 14 iterations in 2123 ms. Result :sat
Minimization took 359 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Support contains 4 out of 173 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 173/173 places, 477/477 transitions.
Applied a total of 0 rules in 16 ms. Remains 173 /173 variables (removed 0) and now considering 477/477 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 173/173 places, 477/477 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 173/173 places, 477/477 transitions.
Applied a total of 0 rules in 15 ms. Remains 173 /173 variables (removed 0) and now considering 477/477 (removed 0) transitions.
[2026-05-24 12:26:52] [INFO ] Flow matrix only has 440 transitions (discarded 37 similar events)
[2026-05-24 12:26:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 12:26:52] [INFO ] Implicit Places using invariants in 293 ms returned []
[2026-05-24 12:26:52] [INFO ] Flow matrix only has 440 transitions (discarded 37 similar events)
[2026-05-24 12:26:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 12:26:52] [INFO ] State equation strengthened by 66 read => feed constraints.
[2026-05-24 12:26:52] [INFO ] Implicit Places using invariants and state equation in 604 ms returned []
Implicit Place search using SMT with State Equation took 900 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 12:26:52] [INFO ] Redundant transitions in 34 ms returned []
Running 471 sub problems to find dead transitions.
[2026-05-24 12:26:53] [INFO ] Flow matrix only has 440 transitions (discarded 37 similar events)
[2026-05-24 12:26:53] [INFO ] Invariant cache hit.
[2026-05-24 12:26:53] [INFO ] State equation strengthened by 66 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/173 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 471 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:57] [INFO ] Deduced a trap composed of 60 places in 297 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:57] [INFO ] Deduced a trap composed of 32 places in 71 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:58] [INFO ] Deduced a trap composed of 17 places in 289 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:58] [INFO ] Deduced a trap composed of 32 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:26:58] [INFO ] Deduced a trap composed of 23 places in 282 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:27:00] [INFO ] Deduced a trap composed of 17 places in 248 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:27:01] [INFO ] Deduced a trap composed of 25 places in 265 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:27:01] [INFO ] Deduced a trap composed of 32 places in 80 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:27:02] [INFO ] Deduced a trap composed of 17 places in 192 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:27:03] [INFO ] Deduced a trap composed of 50 places in 266 ms of which 18 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/173 variables, 10/17 constraints. Problems are: Problem set: 0 solved, 471 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/173 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 471 unsolved
At refinement iteration 3 (OVERLAPS) 440/613 variables, 173/190 constraints. Problems are: Problem set: 0 solved, 471 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/613 variables, 66/256 constraints. Problems are: Problem set: 0 solved, 471 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:27:17] [INFO ] Deduced a trap composed of 40 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:27:19] [INFO ] Deduced a trap composed of 40 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:27:21] [INFO ] Deduced a trap composed of 40 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:27:21] [INFO ] Deduced a trap composed of 60 places in 151 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:27:22] [INFO ] Deduced a trap composed of 32 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:27:22] [INFO ] Deduced a trap composed of 41 places in 73 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:27:22] [INFO ] Deduced a trap composed of 32 places in 70 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:27:22] [INFO ] Deduced a trap composed of 35 places in 50 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/613 variables, 8/264 constraints. Problems are: Problem set: 0 solved, 471 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 613/613 variables, and 264 constraints, problems are : Problem set: 0 solved, 471 unsolved in 30047 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 173/173 constraints, ReadFeed: 66/66 constraints, PredecessorRefiner: 471/471 constraints, Known Traps: 18/18 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 471 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/173 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 471 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/173 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 471 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:27:28] [INFO ] Deduced a trap composed of 14 places in 252 ms of which 22 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/173 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 471 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/173 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 471 unsolved
At refinement iteration 4 (OVERLAPS) 440/613 variables, 173/199 constraints. Problems are: Problem set: 0 solved, 471 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/613 variables, 66/265 constraints. Problems are: Problem set: 0 solved, 471 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/613 variables, 471/736 constraints. Problems are: Problem set: 0 solved, 471 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:27:51] [INFO ] Deduced a trap composed of 32 places in 83 ms of which 5 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 613/613 variables, and 737 constraints, problems are : Problem set: 0 solved, 471 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 173/173 constraints, ReadFeed: 66/66 constraints, PredecessorRefiner: 471/471 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60754ms problems are : Problem set: 0 solved, 471 unsolved
Search for dead transitions found 0 dead transitions in 60770ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61739 ms. Remains : 173/173 places, 477/477 transitions.
RANDOM walk for 40000 steps (1287 resets) in 1427 ms. (28 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40001 steps (264 resets) in 292 ms. (136 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (258 resets) in 315 ms. (126 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (266 resets) in 254 ms. (156 steps per ms) remains 8/8 properties
[2026-05-24 12:27:54] [INFO ] Flatten gal took : 272 ms
BEST_FIRST walk for 40004 steps (275 resets) in 230 ms. (173 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (279 resets) in 156 ms. (254 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (263 resets) in 133 ms. (298 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (275 resets) in 123 ms. (322 steps per ms) remains 8/8 properties
[2026-05-24 12:27:54] [INFO ] Flatten gal took : 156 ms
BEST_FIRST walk for 40004 steps (269 resets) in 128 ms. (310 steps per ms) remains 8/8 properties
[2026-05-24 12:27:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12131829097028562499.gal : 49 ms
[2026-05-24 12:27:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6493574948308142766.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/ReachabilityCardinality12131829097028562499.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6493574948308142766.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/ReachabilityCardinality6493574948308142766.prop.
SDD proceeding with computation,8 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,8 properties remain. new max is 8
SDD size :2 after 3
SDD proceeding with computation,8 properties remain. new max is 16
SDD size :3 after 18
SDD proceeding with computation,8 properties remain. new max is 32
SDD size :18 after 45
SDD proceeding with computation,8 properties remain. new max is 64
SDD size :45 after 78
SDD proceeding with computation,8 properties remain. new max is 128
SDD size :78 after 115
SDD proceeding with computation,8 properties remain. new max is 256
SDD size :115 after 171
SDD proceeding with computation,8 properties remain. new max is 512
SDD size :171 after 457
SDD proceeding with computation,8 properties remain. new max is 1024
SDD size :457 after 2774
Invariant property MIN2 does not hold.
Reachability property MAX2 is true.
SDD proceeding with computation,6 properties remain. new max is 1024
SDD size :2774 after 10169
SDD proceeding with computation,6 properties remain. new max is 2048
SDD size :10169 after 17915
Interrupted probabilistic random walk after 322689 steps, run timeout after 3001 ms. (steps per millisecond=107 ) properties seen :0 out of 8
Probabilistic random walk after 322689 steps, saw 86746 distinct states, run finished after 3009 ms. (steps per millisecond=107 ) properties seen :0
[2026-05-24 12:27:57] [INFO ] Flow matrix only has 440 transitions (discarded 37 similar events)
[2026-05-24 12:27:57] [INFO ] Invariant cache hit.
[2026-05-24 12:27:57] [INFO ] State equation strengthened by 66 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 91/94 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 276/370 variables, 94/96 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/370 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 137/507 variables, 21/117 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/507 variables, 2/119 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/507 variables, 42/161 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/507 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 6 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 1/508 variables, 1/162 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/508 variables, 1/163 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/508 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SDD proceeding with computation,6 properties remain. new max is 4096
SDD size :17915 after 24383
At refinement iteration 12 (OVERLAPS) 95/603 variables, 51/214 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/603 variables, 1/215 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/603 variables, 24/239 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/603 variables, 0/239 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 16 (OVERLAPS) 9/612 variables, 5/244 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/612 variables, 1/245 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/612 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 19 (OVERLAPS) 1/613 variables, 1/246 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/613 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 21 (OVERLAPS) 0/613 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 613/613 variables, and 246 constraints, problems are : Problem set: 0 solved, 6 unsolved in 1122 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 173/173 constraints, ReadFeed: 66/66 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 91/94 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 276/370 variables, 94/96 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/370 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 137/507 variables, 21/117 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/507 variables, 2/119 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/507 variables, 42/161 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/507 variables, 6/167 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/507 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (OVERLAPS) 1/508 variables, 1/168 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/508 variables, 1/169 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/508 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 13 (OVERLAPS) 95/603 variables, 51/220 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/603 variables, 1/221 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/603 variables, 24/245 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SDD proceeding with computation,6 properties remain. new max is 8192
SDD size :24383 after 180643
At refinement iteration 16 (INCLUDED_ONLY) 0/603 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 17 (OVERLAPS) 9/612 variables, 5/250 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/612 variables, 1/251 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/612 variables, 0/251 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 20 (OVERLAPS) 1/613 variables, 1/252 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/613 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 22 (OVERLAPS) 0/613 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 613/613 variables, and 252 constraints, problems are : Problem set: 0 solved, 6 unsolved in 1562 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 173/173 constraints, ReadFeed: 66/66 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2696ms problems are : Problem set: 0 solved, 6 unsolved
Fused 6 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 534 ms.
Support contains 3 out of 173 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 173/173 places, 477/477 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 172 transition count 474
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 172 transition count 474
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 171 transition count 472
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 171 transition count 472
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 170 transition count 469
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 170 transition count 469
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 169 transition count 467
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 169 transition count 467
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 168 transition count 464
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 168 transition count 464
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 167 transition count 462
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 167 transition count 462
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 166 transition count 459
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 166 transition count 459
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 165 transition count 457
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 165 transition count 457
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 164 transition count 455
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 164 transition count 455
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 163 transition count 453
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 163 transition count 453
Applied a total of 20 rules in 47 ms. Remains 163 /173 variables (removed 10) and now considering 453/477 (removed 24) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 48 ms. Remains : 163/173 places, 453/477 transitions.
RANDOM walk for 40000 steps (1290 resets) in 431 ms. (92 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (264 resets) in 91 ms. (434 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (262 resets) in 93 ms. (425 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (294 resets) in 90 ms. (439 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (265 resets) in 108 ms. (366 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (284 resets) in 133 ms. (298 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (267 resets) in 79 ms. (500 steps per ms) remains 6/6 properties
Invariant property MIN3 does not hold.
Reachability property MAX3 is true.
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :180643 after 348499
Interrupted probabilistic random walk after 420103 steps, run timeout after 3001 ms. (steps per millisecond=139 ) properties seen :0 out of 6
Probabilistic random walk after 420103 steps, saw 112110 distinct states, run finished after 3001 ms. (steps per millisecond=139 ) properties seen :0
[2026-05-24 12:28:04] [INFO ] Flow matrix only has 416 transitions (discarded 37 similar events)
// Phase 1: matrix 416 rows 163 cols
[2026-05-24 12:28:04] [INFO ] Computed 7 invariants in 7 ms
[2026-05-24 12:28:04] [INFO ] State equation strengthened by 62 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 49/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 148/199 variables, 51/52 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/199 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 195/394 variables, 16/68 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/394 variables, 1/69 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/394 variables, 23/92 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/394 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 4 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 1/395 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/395 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/395 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 164/559 variables, 83/177 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/559 variables, 2/179 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/559 variables, 39/218 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/559 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 18/577 variables, 10/228 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/577 variables, 2/230 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/577 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 2/579 variables, 2/232 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/579 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (OVERLAPS) 0/579 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 579/579 variables, and 232 constraints, problems are : Problem set: 0 solved, 4 unsolved in 492 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 62/62 constraints, PredecessorRefiner: 4/4 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 49/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 148/199 variables, 51/52 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/199 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 195/394 variables, 16/68 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/394 variables, 1/69 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/394 variables, 23/92 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/394 variables, 4/96 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/394 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 1/395 variables, 1/97 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/395 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/395 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 164/559 variables, 83/181 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/559 variables, 2/183 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/559 variables, 39/222 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/559 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 18/577 variables, 10/232 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/577 variables, 2/234 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/577 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (OVERLAPS) 2/579 variables, 2/236 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/579 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 0/579 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 579/579 variables, and 236 constraints, problems are : Problem set: 0 solved, 4 unsolved in 866 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 62/62 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1374ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 130 ms.
Support contains 2 out of 163 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 163/163 places, 453/453 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 162 transition count 450
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 162 transition count 450
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 161 transition count 448
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 161 transition count 448
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 160 transition count 446
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 160 transition count 446
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 159 transition count 444
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 159 transition count 444
Applied a total of 8 rules in 21 ms. Remains 159 /163 variables (removed 4) and now considering 444/453 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 159/163 places, 444/453 transitions.
RANDOM walk for 40000 steps (1278 resets) in 314 ms. (126 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (268 resets) in 97 ms. (408 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (292 resets) in 97 ms. (408 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (266 resets) in 90 ms. (439 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (275 resets) in 155 ms. (256 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :348499 after 991005
Interrupted probabilistic random walk after 459500 steps, run timeout after 3001 ms. (steps per millisecond=153 ) properties seen :0 out of 4
Probabilistic random walk after 459500 steps, saw 117502 distinct states, run finished after 3001 ms. (steps per millisecond=153 ) properties seen :0
[2026-05-24 12:28:09] [INFO ] Flow matrix only has 407 transitions (discarded 37 similar events)
// Phase 1: matrix 407 rows 159 cols
[2026-05-24 12:28:09] [INFO ] Computed 7 invariants in 2 ms
[2026-05-24 12:28:09] [INFO ] State equation strengthened by 61 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 49/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 148/199 variables, 51/52 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/199 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 187/386 variables, 16/68 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/386 variables, 1/69 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/386 variables, 23/92 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/386 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 4 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 1/387 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/387 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/387 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 159/546 variables, 79/173 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/546 variables, 2/175 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/546 variables, 38/213 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/546 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 18/564 variables, 10/223 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/564 variables, 2/225 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/564 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 2/566 variables, 2/227 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/566 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (OVERLAPS) 0/566 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 227 constraints, problems are : Problem set: 0 solved, 4 unsolved in 534 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 159/159 constraints, ReadFeed: 61/61 constraints, PredecessorRefiner: 4/4 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 49/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 148/199 variables, 51/52 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/199 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 187/386 variables, 16/68 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/386 variables, 1/69 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/386 variables, 23/92 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/386 variables, 4/96 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/386 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 1/387 variables, 1/97 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/387 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/387 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 159/546 variables, 79/177 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/546 variables, 2/179 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/546 variables, 38/217 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/546 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 18/564 variables, 10/227 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/564 variables, 2/229 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/564 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (OVERLAPS) 2/566 variables, 2/231 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/566 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 0/566 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 231 constraints, problems are : Problem set: 0 solved, 4 unsolved in 1067 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 159/159 constraints, ReadFeed: 61/61 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1612ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 256 ms.
Support contains 2 out of 159 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 159/159 places, 444/444 transitions.
Applied a total of 0 rules in 7 ms. Remains 159 /159 variables (removed 0) and now considering 444/444 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 159/159 places, 444/444 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 159/159 places, 444/444 transitions.
Applied a total of 0 rules in 7 ms. Remains 159 /159 variables (removed 0) and now considering 444/444 (removed 0) transitions.
[2026-05-24 12:28:11] [INFO ] Flow matrix only has 407 transitions (discarded 37 similar events)
[2026-05-24 12:28:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 12:28:11] [INFO ] Implicit Places using invariants in 153 ms returned []
[2026-05-24 12:28:11] [INFO ] Flow matrix only has 407 transitions (discarded 37 similar events)
[2026-05-24 12:28:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 12:28:11] [INFO ] State equation strengthened by 61 read => feed constraints.
[2026-05-24 12:28:11] [INFO ] Implicit Places using invariants and state equation in 453 ms returned []
Implicit Place search using SMT with State Equation took 610 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 12:28:11] [INFO ] Redundant transitions in 16 ms returned []
Running 438 sub problems to find dead transitions.
[2026-05-24 12:28:11] [INFO ] Flow matrix only has 407 transitions (discarded 37 similar events)
[2026-05-24 12:28:11] [INFO ] Invariant cache hit.
[2026-05-24 12:28:11] [INFO ] State equation strengthened by 61 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/159 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 438 unsolved
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :991005 after 3.11662e+06
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:14] [INFO ] Deduced a trap composed of 55 places in 208 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:15] [INFO ] Deduced a trap composed of 17 places in 190 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:15] [INFO ] Deduced a trap composed of 32 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:15] [INFO ] Deduced a trap composed of 23 places in 158 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:16] [INFO ] Deduced a trap composed of 25 places in 156 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:16] [INFO ] Deduced a trap composed of 32 places in 54 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:17] [INFO ] Deduced a trap composed of 25 places in 156 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:17] [INFO ] Deduced a trap composed of 32 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:18] [INFO ] Deduced a trap composed of 50 places in 170 ms of which 23 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/159 variables, 9/16 constraints. Problems are: Problem set: 0 solved, 438 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/159 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 438 unsolved
At refinement iteration 3 (OVERLAPS) 407/566 variables, 159/175 constraints. Problems are: Problem set: 0 solved, 438 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/566 variables, 61/236 constraints. Problems are: Problem set: 0 solved, 438 unsolved
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :3.11662e+06 after 1.30058e+07
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:27] [INFO ] Deduced a trap composed of 40 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:30] [INFO ] Deduced a trap composed of 17 places in 127 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:30] [INFO ] Deduced a trap composed of 31 places in 66 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:30] [INFO ] Deduced a trap composed of 31 places in 59 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/566 variables, 4/240 constraints. Problems are: Problem set: 0 solved, 438 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:33] [INFO ] Deduced a trap composed of 17 places in 110 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:35] [INFO ] Deduced a trap composed of 53 places in 141 ms of which 21 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/566 variables, 2/242 constraints. Problems are: Problem set: 0 solved, 438 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 566/566 variables, and 242 constraints, problems are : Problem set: 0 solved, 438 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 159/159 constraints, ReadFeed: 61/61 constraints, PredecessorRefiner: 438/438 constraints, Known Traps: 15/15 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 438 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/159 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 438 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/159 variables, 15/22 constraints. Problems are: Problem set: 0 solved, 438 unsolved
Detected timeout of ITS tools.
[2026-05-24 12:28:44] [INFO ] Flatten gal took : 68 ms
[2026-05-24 12:28:44] [INFO ] Applying decomposition
[2026-05-24 12:28:45] [INFO ] Flatten gal took : 43 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/graph17742191507562165325.txt' '-o' '/tmp/graph17742191507562165325.bin' '-w' '/tmp/graph17742191507562165325.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph17742191507562165325.bin' '-l' '-1' '-v' '-w' '/tmp/graph17742191507562165325.weights' '-q' '0' '-e' '0.001'
[2026-05-24 12:28:45] [INFO ] Decomposing Gal with order
[2026-05-24 12:28:45] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 12:28:45] [INFO ] Removed a total of 738 redundant transitions.
[2026-05-24 12:28:45] [INFO ] Flatten gal took : 227 ms
[2026-05-24 12:28:45] [INFO ] Fuse similar labels procedure discarded/fused a total of 134 labels/synchronizations in 29 ms.
[2026-05-24 12:28:45] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2361784554533638386.gal : 12 ms
[2026-05-24 12:28:45] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1438906133439195998.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/ReachabilityCardinality2361784554533638386.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1438906133439195998.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/ReachabilityCardinality1438906133439195998.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 1
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :1 after 1
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :1 after 12
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :12 after 1176
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :1176 after 2322
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :2322 after 9619
At refinement iteration 2 (INCLUDED_ONLY) 0/159 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 438 unsolved
At refinement iteration 3 (OVERLAPS) 407/566 variables, 159/181 constraints. Problems are: Problem set: 0 solved, 438 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/566 variables, 61/242 constraints. Problems are: Problem set: 0 solved, 438 unsolved
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :9619 after 3.47627e+06
At refinement iteration 5 (INCLUDED_ONLY) 0/566 variables, 438/680 constraints. Problems are: Problem set: 0 solved, 438 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 566/566 variables, and 680 constraints, problems are : Problem set: 0 solved, 438 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 159/159 constraints, ReadFeed: 61/61 constraints, PredecessorRefiner: 438/438 constraints, Known Traps: 15/15 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60352ms problems are : Problem set: 0 solved, 438 unsolved
Search for dead transitions found 0 dead transitions in 60358ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61004 ms. Remains : 159/159 places, 444/444 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 142 edges and 159 vertex of which 29 / 159 are part of one of the 4 SCC in 3 ms
Free SCC test removed 25 places
Drop transitions (Empty/Sink Transition effects.) removed 123 transitions
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 144 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 133 transition count 299
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 0 with 9 rules applied. Total rules applied 12 place count 133 transition count 290
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 14 place count 132 transition count 289
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 15 place count 132 transition count 288
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 17 place count 131 transition count 287
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 18 place count 130 transition count 242
Iterating global reduction 0 with 1 rules applied. Total rules applied 19 place count 130 transition count 242
Free-agglomeration rule applied 9 times with reduction of 6 identical transitions.
Iterating global reduction 0 with 9 rules applied. Total rules applied 28 place count 130 transition count 227
Reduce places removed 9 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 40 place count 121 transition count 224
Partial Free-agglomeration rule applied 6 times.
Drop transitions (Partial Free agglomeration) removed 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 46 place count 121 transition count 224
Applied a total of 46 rules in 58 ms. Remains 121 /159 variables (removed 38) and now considering 224/444 (removed 220) transitions.
Running SMT prover for 4 properties.
[2026-05-24 12:29:12] [INFO ] Flow matrix only has 222 transitions (discarded 2 similar events)
// Phase 1: matrix 222 rows 121 cols
[2026-05-24 12:29:12] [INFO ] Computed 7 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-24 12:29:12] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2026-05-24 12:29:12] [INFO ] After 110ms SMT Verify possible using state equation in real domain returned unsat :0 sat :4
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:12] [INFO ] Deduced a trap composed of 21 places in 41 ms of which 2 ms to minimize.
TRAPS : Iteration 1
[2026-05-24 12:29:12] [INFO ] After 230ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:4
[2026-05-24 12:29:12] [INFO ] After 308ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-24 12:29:12] [INFO ] [Nat]Absence check using 7 positive place invariants in 2 ms returned sat
[2026-05-24 12:29:12] [INFO ] After 101ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:12] [INFO ] Deduced a trap composed of 21 places in 44 ms of which 2 ms to minimize.
[2026-05-24 12:29:12] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 62 ms
TRAPS : Iteration 1
[2026-05-24 12:29:12] [INFO ] After 284ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
[2026-05-24 12:29:12] [INFO ] After 386ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
[2026-05-24 12:29:12] [INFO ] Flatten gal took : 26 ms
[2026-05-24 12:29:12] [INFO ] Flatten gal took : 16 ms
[2026-05-24 12:29:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10847390848455563813.gal : 4 ms
[2026-05-24 12:29:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8721871461216445439.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/ReachabilityCardinality10847390848455563813.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8721871461216445439.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/ReachabilityCardinality8721871461216445439.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :2 after 10
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :10 after 25
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :25 after 86
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :86 after 175
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :175 after 284
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :284 after 479
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :479 after 4688
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :4688 after 27907
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :27907 after 368225
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :368225 after 1.1778e+06
Invariant property MIN1 does not hold.
Reachability property MAX1 is true.
Invariant property MIN0 does not hold.
Reachability property MAX0 is true.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 4097 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,3.02054e+07,1.56116,35812,2,2995,19,93934,6,0,708,126020,0
Total reachable state count : 30205353
Verifying 4 reachability properties.
Reachability property MAX0 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
MAX0,28036,1.56242,35812,2,789,19,93934,7,0,711,126020,0
Invariant property MIN0 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
MIN0,28036,1.56298,35812,2,789,19,93934,8,0,712,126020,0
Reachability property MAX1 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
MAX1,12977,1.56359,35812,2,663,19,93934,9,0,714,126020,0
Invariant property MIN1 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
MIN1,12977,1.56423,35812,2,663,19,93934,10,0,715,126020,0
Over-approximation ignoring read arcs solved 0 properties in 2410 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
FORMULA FireWire-PT-13-UpperBounds-06 1 TECHNIQUES REACHABILITY_MAX
FORMULA FireWire-PT-13-UpperBounds-03 1 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (After reachability solving 2 queries.) : Max Seen:[0, 0] Max Struct:[1, 1]
Starting property specific reduction for FireWire-PT-13-UpperBounds-00
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[1]
[2026-05-24 12:29:14] [INFO ] Flow matrix only has 440 transitions (discarded 37 similar events)
// Phase 1: matrix 440 rows 173 cols
[2026-05-24 12:29:14] [INFO ] Computed 7 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 10000 steps (317 resets) in 20 ms. (476 steps per ms)
BEST_FIRST walk for 10001 steps (68 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-24 12:29:14] [INFO ] Flow matrix only has 440 transitions (discarded 37 similar events)
[2026-05-24 12:29:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:29:14] [INFO ] [Real]Absence check using 7 positive place invariants in 5 ms returned sat
[2026-05-24 12:29:14] [INFO ] [Real]Absence check using state equation in 184 ms returned sat
[2026-05-24 12:29:14] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:29:14] [INFO ] [Nat]Absence check using 7 positive place invariants in 5 ms returned sat
[2026-05-24 12:29:15] [INFO ] [Nat]Absence check using state equation in 165 ms returned sat
[2026-05-24 12:29:15] [INFO ] State equation strengthened by 66 read => feed constraints.
[2026-05-24 12:29:15] [INFO ] [Nat]Added 66 Read/Feed constraints in 39 ms returned sat
[2026-05-24 12:29:15] [INFO ] Computed and/alt/rep : 180/650/180 causal constraints (skipped 254 transitions) in 50 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:15] [INFO ] Deduced a trap composed of 17 places in 257 ms of which 26 ms to minimize.
[2026-05-24 12:29:15] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 323 ms
[2026-05-24 12:29:15] [INFO ] Added : 36 causal constraints over 8 iterations in 709 ms. Result :sat
Minimization took 346 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 173 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place p153) removed 3 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 173/173 places, 474/474 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 171 transition count 468
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 171 transition count 468
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 6 place count 169 transition count 464
Iterating global reduction 0 with 2 rules applied. Total rules applied 8 place count 169 transition count 464
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 10 place count 167 transition count 459
Iterating global reduction 0 with 2 rules applied. Total rules applied 12 place count 167 transition count 459
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 14 place count 165 transition count 455
Iterating global reduction 0 with 2 rules applied. Total rules applied 16 place count 165 transition count 455
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 164 transition count 452
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 164 transition count 452
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 163 transition count 450
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 163 transition count 450
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 162 transition count 447
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 162 transition count 447
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 23 place count 161 transition count 445
Iterating global reduction 0 with 1 rules applied. Total rules applied 24 place count 161 transition count 445
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 25 place count 160 transition count 443
Iterating global reduction 0 with 1 rules applied. Total rules applied 26 place count 160 transition count 443
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 27 place count 159 transition count 441
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 159 transition count 441
Applied a total of 28 rules in 37 ms. Remains 159 /173 variables (removed 14) and now considering 441/474 (removed 33) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37 ms. Remains : 159/173 places, 441/474 transitions.
[2026-05-24 12:29:16] [INFO ] Flow matrix only has 404 transitions (discarded 37 similar events)
// Phase 1: matrix 404 rows 159 cols
[2026-05-24 12:29:16] [INFO ] Computed 7 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (32089 resets) in 1939 ms. (515 steps per ms)
BEST_FIRST walk for 1000001 steps (6890 resets) in 542 ms. (1841 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-24 12:29:18] [INFO ] Flow matrix only has 404 transitions (discarded 37 similar events)
[2026-05-24 12:29:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:29:18] [INFO ] [Real]Absence check using 7 positive place invariants in 5 ms returned sat
[2026-05-24 12:29:18] [INFO ] [Real]Absence check using state equation in 118 ms returned sat
[2026-05-24 12:29:18] [INFO ] State equation strengthened by 60 read => feed constraints.
[2026-05-24 12:29:19] [INFO ] [Real]Added 60 Read/Feed constraints in 70 ms returned sat
[2026-05-24 12:29:19] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:29:19] [INFO ] [Nat]Absence check using 7 positive place invariants in 4 ms returned sat
[2026-05-24 12:29:19] [INFO ] [Nat]Absence check using state equation in 183 ms returned sat
[2026-05-24 12:29:19] [INFO ] [Nat]Added 60 Read/Feed constraints in 126 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:19] [INFO ] Deduced a trap composed of 17 places in 198 ms of which 23 ms to minimize.
[2026-05-24 12:29:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 239 ms
[2026-05-24 12:29:19] [INFO ] Computed and/alt/rep : 166/602/166 causal constraints (skipped 232 transitions) in 53 ms.
[2026-05-24 12:29:19] [INFO ] Added : 26 causal constraints over 6 iterations in 325 ms. Result :sat
Minimization took 239 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 159 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 159/159 places, 441/441 transitions.
Applied a total of 0 rules in 10 ms. Remains 159 /159 variables (removed 0) and now considering 441/441 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 159/159 places, 441/441 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 159/159 places, 441/441 transitions.
Applied a total of 0 rules in 10 ms. Remains 159 /159 variables (removed 0) and now considering 441/441 (removed 0) transitions.
[2026-05-24 12:29:20] [INFO ] Flow matrix only has 404 transitions (discarded 37 similar events)
[2026-05-24 12:29:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 12:29:20] [INFO ] Implicit Places using invariants in 259 ms returned []
[2026-05-24 12:29:20] [INFO ] Flow matrix only has 404 transitions (discarded 37 similar events)
[2026-05-24 12:29:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 12:29:20] [INFO ] State equation strengthened by 60 read => feed constraints.
[2026-05-24 12:29:20] [INFO ] Implicit Places using invariants and state equation in 495 ms returned []
Implicit Place search using SMT with State Equation took 757 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 12:29:21] [INFO ] Redundant transitions in 4 ms returned []
Running 435 sub problems to find dead transitions.
[2026-05-24 12:29:21] [INFO ] Flow matrix only has 404 transitions (discarded 37 similar events)
[2026-05-24 12:29:21] [INFO ] Invariant cache hit.
[2026-05-24 12:29:21] [INFO ] State equation strengthened by 60 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/158 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 435 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:25] [INFO ] Deduced a trap composed of 32 places in 71 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:25] [INFO ] Deduced a trap composed of 32 places in 79 ms of which 5 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/158 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/158 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 3 (OVERLAPS) 1/159 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 435 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:35] [INFO ] Deduced a trap composed of 55 places in 206 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:35] [INFO ] Deduced a trap composed of 17 places in 271 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:35] [INFO ] Deduced a trap composed of 23 places in 233 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:36] [INFO ] Deduced a trap composed of 32 places in 63 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:39] [INFO ] Deduced a trap composed of 50 places in 274 ms of which 35 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/159 variables, 5/14 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/159 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 6 (OVERLAPS) 404/563 variables, 159/173 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/563 variables, 60/233 constraints. Problems are: Problem set: 0 solved, 435 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 563/563 variables, and 233 constraints, problems are : Problem set: 0 solved, 435 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 159/159 constraints, ReadFeed: 60/60 constraints, PredecessorRefiner: 435/435 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 435 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/158 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/158 variables, 7/13 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/158 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 3 (OVERLAPS) 1/159 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/159 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 5 (OVERLAPS) 404/563 variables, 159/173 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/563 variables, 60/233 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/563 variables, 435/668 constraints. Problems are: Problem set: 0 solved, 435 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:10] [INFO ] Deduced a trap composed of 17 places in 199 ms of which 20 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 563/563 variables, and 669 constraints, problems are : Problem set: 0 solved, 435 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 159/159 constraints, ReadFeed: 60/60 constraints, PredecessorRefiner: 435/435 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60219ms problems are : Problem set: 0 solved, 435 unsolved
Search for dead transitions found 0 dead transitions in 60222ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61000 ms. Remains : 159/159 places, 441/441 transitions.
[2026-05-24 12:30:21] [INFO ] Flatten gal took : 45 ms
[2026-05-24 12:30:21] [INFO ] Flatten gal took : 62 ms
RANDOM walk for 40000 steps (1291 resets) in 323 ms. (123 steps per ms) remains 2/2 properties
[2026-05-24 12:30:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3404387206335363537.gal : 18 ms
[2026-05-24 12:30:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8246724888222656308.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/ReachabilityCardinality3404387206335363537.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8246724888222656308.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
BEST_FIRST walk for 40004 steps (284 resets) in 94 ms. (421 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (295 resets) in 124 ms. (320 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality8246724888222656308.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 3
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :3 after 16
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :16 after 20
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :20 after 36
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :36 after 54
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :54 after 75
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :75 after 126
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :126 after 201
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :201 after 1410
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1410 after 4002
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4002 after 11625
Interrupted probabilistic random walk after 535999 steps, run timeout after 3001 ms. (steps per millisecond=178 ) properties seen :0 out of 2
Probabilistic random walk after 535999 steps, saw 134443 distinct states, run finished after 3001 ms. (steps per millisecond=178 ) properties seen :0
[2026-05-24 12:30:24] [INFO ] Flow matrix only has 404 transitions (discarded 37 similar events)
[2026-05-24 12:30:24] [INFO ] Invariant cache hit.
[2026-05-24 12:30:24] [INFO ] State equation strengthened by 60 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 50/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 145/196 variables, 51/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/196 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 187/383 variables, 16/68 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/383 variables, 1/69 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/383 variables, 22/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/383 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1/384 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/384 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/384 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 159/543 variables, 79/172 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/543 variables, 2/174 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/543 variables, 38/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (INCLUDED_ONLY) 0/543 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 18/561 variables, 10/222 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/561 variables, 2/224 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/561 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 2/563 variables, 2/226 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/563 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 0/563 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 563/563 variables, and 226 constraints, problems are : Problem set: 0 solved, 2 unsolved in 401 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 159/159 constraints, ReadFeed: 60/60 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :11625 after 53894
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 50/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 145/196 variables, 51/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/196 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 187/383 variables, 16/68 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/383 variables, 1/69 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/383 variables, 22/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/383 variables, 2/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/383 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1/384 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/384 variables, 1/95 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/384 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 159/543 variables, 79/174 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/543 variables, 2/176 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/543 variables, 38/214 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/543 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 18/561 variables, 10/224 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/561 variables, 2/226 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/561 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 2/563 variables, 2/228 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/563 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 0/563 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 563/563 variables, and 228 constraints, problems are : Problem set: 0 solved, 2 unsolved in 490 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 159/159 constraints, ReadFeed: 60/60 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 900ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 25 ms.
Support contains 1 out of 159 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 159/159 places, 441/441 transitions.
Applied a total of 0 rules in 7 ms. Remains 159 /159 variables (removed 0) and now considering 441/441 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 159/159 places, 441/441 transitions.
RANDOM walk for 40000 steps (1285 resets) in 193 ms. (206 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (259 resets) in 43 ms. (909 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (260 resets) in 48 ms. (816 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 593295 steps, run timeout after 3001 ms. (steps per millisecond=197 ) properties seen :0 out of 2
Probabilistic random walk after 593295 steps, saw 147492 distinct states, run finished after 3001 ms. (steps per millisecond=197 ) properties seen :0
[2026-05-24 12:30:28] [INFO ] Flow matrix only has 404 transitions (discarded 37 similar events)
[2026-05-24 12:30:28] [INFO ] Invariant cache hit.
[2026-05-24 12:30:28] [INFO ] State equation strengthened by 60 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 50/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 145/196 variables, 51/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/196 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 187/383 variables, 16/68 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/383 variables, 1/69 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/383 variables, 22/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/383 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1/384 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/384 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/384 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 159/543 variables, 79/172 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/543 variables, 2/174 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/543 variables, 38/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (INCLUDED_ONLY) 0/543 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 18/561 variables, 10/222 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/561 variables, 2/224 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/561 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 2/563 variables, 2/226 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
At refinement iteration 20 (INCLUDED_ONLY) 0/563 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD size :53894 after 155027
At refinement iteration 21 (OVERLAPS) 0/563 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 563/563 variables, and 226 constraints, problems are : Problem set: 0 solved, 2 unsolved in 585 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 159/159 constraints, ReadFeed: 60/60 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 50/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 145/196 variables, 51/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/196 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 187/383 variables, 16/68 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/383 variables, 1/69 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/383 variables, 22/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/383 variables, 2/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/383 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1/384 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/384 variables, 1/95 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/384 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 159/543 variables, 79/174 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/543 variables, 2/176 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/543 variables, 38/214 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/543 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 18/561 variables, 10/224 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/561 variables, 2/226 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/561 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 2/563 variables, 2/228 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/563 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 0/563 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 563/563 variables, and 228 constraints, problems are : Problem set: 0 solved, 2 unsolved in 745 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 159/159 constraints, ReadFeed: 60/60 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1345ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 27 ms.
Support contains 1 out of 159 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 159/159 places, 441/441 transitions.
Applied a total of 0 rules in 11 ms. Remains 159 /159 variables (removed 0) and now considering 441/441 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 159/159 places, 441/441 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 159/159 places, 441/441 transitions.
Applied a total of 0 rules in 10 ms. Remains 159 /159 variables (removed 0) and now considering 441/441 (removed 0) transitions.
[2026-05-24 12:30:29] [INFO ] Flow matrix only has 404 transitions (discarded 37 similar events)
[2026-05-24 12:30:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 12:30:30] [INFO ] Implicit Places using invariants in 228 ms returned []
[2026-05-24 12:30:30] [INFO ] Flow matrix only has 404 transitions (discarded 37 similar events)
[2026-05-24 12:30:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 12:30:30] [INFO ] State equation strengthened by 60 read => feed constraints.
[2026-05-24 12:30:30] [INFO ] Implicit Places using invariants and state equation in 714 ms returned []
Implicit Place search using SMT with State Equation took 945 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 12:30:30] [INFO ] Redundant transitions in 6 ms returned []
Running 435 sub problems to find dead transitions.
[2026-05-24 12:30:30] [INFO ] Flow matrix only has 404 transitions (discarded 37 similar events)
[2026-05-24 12:30:30] [INFO ] Invariant cache hit.
[2026-05-24 12:30:30] [INFO ] State equation strengthened by 60 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/158 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 435 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:35] [INFO ] Deduced a trap composed of 32 places in 70 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:35] [INFO ] Deduced a trap composed of 32 places in 76 ms of which 6 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/158 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 435 unsolved
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :155027 after 357192
At refinement iteration 2 (INCLUDED_ONLY) 0/158 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 3 (OVERLAPS) 1/159 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 435 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:45] [INFO ] Deduced a trap composed of 55 places in 236 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:45] [INFO ] Deduced a trap composed of 17 places in 230 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:45] [INFO ] Deduced a trap composed of 23 places in 207 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:46] [INFO ] Deduced a trap composed of 32 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:48] [INFO ] Deduced a trap composed of 50 places in 208 ms of which 35 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/159 variables, 5/14 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/159 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 6 (OVERLAPS) 404/563 variables, 159/173 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/563 variables, 60/233 constraints. Problems are: Problem set: 0 solved, 435 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:59] [INFO ] Deduced a trap composed of 40 places in 71 ms of which 6 ms to minimize.
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :357192 after 820286
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:01] [INFO ] Deduced a trap composed of 17 places in 156 ms of which 16 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 563/563 variables, and 235 constraints, problems are : Problem set: 0 solved, 435 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 159/159 constraints, ReadFeed: 60/60 constraints, PredecessorRefiner: 435/435 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 435 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/158 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/158 variables, 9/15 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/158 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 3 (OVERLAPS) 1/159 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 435 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:08] [INFO ] Deduced a trap composed of 17 places in 114 ms of which 8 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/159 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 435 unsolved
Detected timeout of ITS tools.
[2026-05-24 12:31:11] [INFO ] Flatten gal took : 26 ms
[2026-05-24 12:31:11] [INFO ] Applying decomposition
[2026-05-24 12:31:11] [INFO ] Flatten gal took : 22 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/graph3006488586525161726.txt' '-o' '/tmp/graph3006488586525161726.bin' '-w' '/tmp/graph3006488586525161726.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph3006488586525161726.bin' '-l' '-1' '-v' '-w' '/tmp/graph3006488586525161726.weights' '-q' '0' '-e' '0.001'
[2026-05-24 12:31:11] [INFO ] Decomposing Gal with order
[2026-05-24 12:31:11] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 12:31:11] [INFO ] Removed a total of 702 redundant transitions.
[2026-05-24 12:31:11] [INFO ] Flatten gal took : 59 ms
[2026-05-24 12:31:11] [INFO ] Fuse similar labels procedure discarded/fused a total of 104 labels/synchronizations in 15 ms.
[2026-05-24 12:31:11] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11968892209152699304.gal : 15 ms
[2026-05-24 12:31:11] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5183097111620053316.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/ReachabilityCardinality11968892209152699304.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5183097111620053316.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 ...308
Loading property file /tmp/ReachabilityCardinality5183097111620053316.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :6 after 6
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :6 after 6
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :6 after 6
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :6 after 135
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :135 after 291
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :291 after 455
At refinement iteration 5 (INCLUDED_ONLY) 0/159 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 6 (OVERLAPS) 404/563 variables, 159/176 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/563 variables, 60/236 constraints. Problems are: Problem set: 0 solved, 435 unsolved
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :455 after 276945
At refinement iteration 8 (INCLUDED_ONLY) 0/563 variables, 435/671 constraints. Problems are: Problem set: 0 solved, 435 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 563/563 variables, and 671 constraints, problems are : Problem set: 0 solved, 435 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 159/159 constraints, ReadFeed: 60/60 constraints, PredecessorRefiner: 435/435 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60339ms problems are : Problem set: 0 solved, 435 unsolved
Search for dead transitions found 0 dead transitions in 60341ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61312 ms. Remains : 159/159 places, 441/441 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 143 edges and 159 vertex of which 29 / 159 are part of one of the 4 SCC in 1 ms
Free SCC test removed 25 places
Drop transitions (Empty/Sink Transition effects.) removed 123 transitions
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 144 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 133 transition count 296
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 0 with 9 rules applied. Total rules applied 12 place count 133 transition count 287
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 14 place count 132 transition count 286
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 15 place count 132 transition count 285
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 17 place count 131 transition count 284
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 18 place count 130 transition count 240
Iterating global reduction 0 with 1 rules applied. Total rules applied 19 place count 130 transition count 240
Free-agglomeration rule applied 9 times with reduction of 6 identical transitions.
Iterating global reduction 0 with 9 rules applied. Total rules applied 28 place count 130 transition count 225
Reduce places removed 9 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 40 place count 121 transition count 222
Partial Free-agglomeration rule applied 6 times.
Drop transitions (Partial Free agglomeration) removed 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 46 place count 121 transition count 222
Applied a total of 46 rules in 62 ms. Remains 121 /159 variables (removed 38) and now considering 222/441 (removed 219) transitions.
Running SMT prover for 2 properties.
[2026-05-24 12:31:31] [INFO ] Flow matrix only has 220 transitions (discarded 2 similar events)
// Phase 1: matrix 220 rows 121 cols
[2026-05-24 12:31:31] [INFO ] Computed 7 invariants in 2 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-24 12:31:31] [INFO ] [Real]Absence check using 7 positive place invariants in 5 ms returned sat
[2026-05-24 12:31:31] [INFO ] After 133ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-24 12:31:31] [INFO ] After 177ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :2
[2026-05-24 12:31:31] [INFO ] After 269ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :2
[2026-05-24 12:31:31] [INFO ] Flatten gal took : 17 ms
[2026-05-24 12:31:31] [INFO ] Flatten gal took : 21 ms
[2026-05-24 12:31:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3010998089751684592.gal : 3 ms
[2026-05-24 12:31:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3010295443637789358.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/ReachabilityCardinality3010998089751684592.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3010295443637789358.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/ReachabilityCardinality3010295443637789358.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 86
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :86 after 175
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :175 after 264
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :264 after 446
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :446 after 3578
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :3578 after 11419
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :11419 after 314787
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :314787 after 815771
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :815771 after 7.89362e+06
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,3.28723e+07,1.50335,37508,2,2893,17,100231,8,0,705,134244,0
Total reachable state count : 32872253
Verifying 2 reachability properties.
Reachability property MAX0 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
MAX0,8120,1.50468,37636,2,489,17,100231,8,0,707,134244,0
Invariant property MIN0 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
MIN0,8120,1.50575,37636,2,489,17,100231,8,0,707,134244,0
Over-approximation ignoring read arcs solved 0 properties in 1913 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[0] Max Struct:[1]
Ending property specific reduction for FireWire-PT-13-UpperBounds-00 in 138536 ms.
Starting property specific reduction for FireWire-PT-13-UpperBounds-01
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[1]
[2026-05-24 12:31:33] [INFO ] Flow matrix only has 440 transitions (discarded 37 similar events)
// Phase 1: matrix 440 rows 173 cols
[2026-05-24 12:31:33] [INFO ] Computed 7 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 10000 steps (318 resets) in 19 ms. (500 steps per ms)
BEST_FIRST walk for 10001 steps (77 resets) in 6 ms. (1428 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-24 12:31:33] [INFO ] Flow matrix only has 440 transitions (discarded 37 similar events)
[2026-05-24 12:31:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:31:33] [INFO ] [Real]Absence check using 7 positive place invariants in 4 ms returned sat
[2026-05-24 12:31:33] [INFO ] [Real]Absence check using state equation in 131 ms returned sat
[2026-05-24 12:31:33] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:31:33] [INFO ] [Nat]Absence check using 7 positive place invariants in 5 ms returned sat
[2026-05-24 12:31:33] [INFO ] [Nat]Absence check using state equation in 127 ms returned sat
[2026-05-24 12:31:33] [INFO ] State equation strengthened by 66 read => feed constraints.
[2026-05-24 12:31:33] [INFO ] [Nat]Added 66 Read/Feed constraints in 41 ms returned sat
[2026-05-24 12:31:33] [INFO ] Computed and/alt/rep : 180/650/180 causal constraints (skipped 254 transitions) in 44 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:33] [INFO ] Deduced a trap composed of 35 places in 65 ms of which 3 ms to minimize.
[2026-05-24 12:31:33] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 129 ms
[2026-05-24 12:31:34] [INFO ] Added : 38 causal constraints over 9 iterations in 609 ms. Result :sat
Minimization took 329 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 173 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place p155) removed 3 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 173/173 places, 474/474 transitions.
Reduce places removed 1 places and 2 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 172 transition count 472
Reduce places removed 1 places and 3 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 171 transition count 469
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 4 place count 169 transition count 463
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 169 transition count 463
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 8 place count 167 transition count 459
Iterating global reduction 2 with 2 rules applied. Total rules applied 10 place count 167 transition count 459
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 12 place count 165 transition count 454
Iterating global reduction 2 with 2 rules applied. Total rules applied 14 place count 165 transition count 454
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 16 place count 163 transition count 450
Iterating global reduction 2 with 2 rules applied. Total rules applied 18 place count 163 transition count 450
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 19 place count 162 transition count 447
Iterating global reduction 2 with 1 rules applied. Total rules applied 20 place count 162 transition count 447
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 21 place count 161 transition count 445
Iterating global reduction 2 with 1 rules applied. Total rules applied 22 place count 161 transition count 445
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 23 place count 160 transition count 442
Iterating global reduction 2 with 1 rules applied. Total rules applied 24 place count 160 transition count 442
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 25 place count 159 transition count 440
Iterating global reduction 2 with 1 rules applied. Total rules applied 26 place count 159 transition count 440
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 27 place count 158 transition count 438
Iterating global reduction 2 with 1 rules applied. Total rules applied 28 place count 158 transition count 438
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 29 place count 157 transition count 436
Iterating global reduction 2 with 1 rules applied. Total rules applied 30 place count 157 transition count 436
Applied a total of 30 rules in 51 ms. Remains 157 /173 variables (removed 16) and now considering 436/474 (removed 38) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 51 ms. Remains : 157/173 places, 436/474 transitions.
[2026-05-24 12:31:34] [INFO ] Flow matrix only has 399 transitions (discarded 37 similar events)
// Phase 1: matrix 399 rows 157 cols
[2026-05-24 12:31:34] [INFO ] Computed 7 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (32240 resets) in 1913 ms. (522 steps per ms)
BEST_FIRST walk for 1000001 steps (6867 resets) in 556 ms. (1795 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-24 12:31:37] [INFO ] Flow matrix only has 399 transitions (discarded 37 similar events)
[2026-05-24 12:31:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:31:37] [INFO ] [Real]Absence check using 7 positive place invariants in 6 ms returned sat
[2026-05-24 12:31:37] [INFO ] [Real]Absence check using state equation in 163 ms returned sat
[2026-05-24 12:31:37] [INFO ] State equation strengthened by 59 read => feed constraints.
[2026-05-24 12:31:37] [INFO ] [Real]Added 59 Read/Feed constraints in 31 ms returned sat
[2026-05-24 12:31:37] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:31:37] [INFO ] [Nat]Absence check using 7 positive place invariants in 6 ms returned sat
[2026-05-24 12:31:37] [INFO ] [Nat]Absence check using state equation in 162 ms returned sat
[2026-05-24 12:31:37] [INFO ] [Nat]Added 59 Read/Feed constraints in 41 ms returned sat
[2026-05-24 12:31:37] [INFO ] Computed and/alt/rep : 164/596/164 causal constraints (skipped 229 transitions) in 37 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:38] [INFO ] Deduced a trap composed of 17 places in 211 ms of which 22 ms to minimize.
[2026-05-24 12:31:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 268 ms
[2026-05-24 12:31:38] [INFO ] Added : 40 causal constraints over 9 iterations in 656 ms. Result :sat
Minimization took 263 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 157 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 157/157 places, 436/436 transitions.
Applied a total of 0 rules in 6 ms. Remains 157 /157 variables (removed 0) and now considering 436/436 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 157/157 places, 436/436 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 157/157 places, 436/436 transitions.
Applied a total of 0 rules in 6 ms. Remains 157 /157 variables (removed 0) and now considering 436/436 (removed 0) transitions.
[2026-05-24 12:31:38] [INFO ] Flow matrix only has 399 transitions (discarded 37 similar events)
[2026-05-24 12:31:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 12:31:38] [INFO ] Implicit Places using invariants in 235 ms returned []
[2026-05-24 12:31:38] [INFO ] Flow matrix only has 399 transitions (discarded 37 similar events)
[2026-05-24 12:31:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 12:31:39] [INFO ] State equation strengthened by 59 read => feed constraints.
[2026-05-24 12:31:39] [INFO ] Implicit Places using invariants and state equation in 605 ms returned []
Implicit Place search using SMT with State Equation took 841 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 12:31:39] [INFO ] Redundant transitions in 3 ms returned []
Running 430 sub problems to find dead transitions.
[2026-05-24 12:31:39] [INFO ] Flow matrix only has 399 transitions (discarded 37 similar events)
[2026-05-24 12:31:39] [INFO ] Invariant cache hit.
[2026-05-24 12:31:39] [INFO ] State equation strengthened by 59 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/156 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 430 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:43] [INFO ] Deduced a trap composed of 32 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:44] [INFO ] Deduced a trap composed of 32 places in 55 ms of which 4 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/156 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/156 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 3 (OVERLAPS) 1/157 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 430 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:53] [INFO ] Deduced a trap composed of 54 places in 255 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:53] [INFO ] Deduced a trap composed of 32 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:54] [INFO ] Deduced a trap composed of 17 places in 239 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:54] [INFO ] Deduced a trap composed of 23 places in 252 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:57] [INFO ] Deduced a trap composed of 17 places in 210 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:57] [INFO ] Deduced a trap composed of 50 places in 249 ms of which 34 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/157 variables, 6/15 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/157 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 6 (OVERLAPS) 399/556 variables, 157/172 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/556 variables, 59/231 constraints. Problems are: Problem set: 0 solved, 430 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:32:08] [INFO ] Deduced a trap composed of 40 places in 49 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 556/556 variables, and 232 constraints, problems are : Problem set: 0 solved, 430 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 157/157 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 430/430 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 430 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/156 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/156 variables, 9/15 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/156 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 3 (OVERLAPS) 1/157 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/157 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 5 (OVERLAPS) 399/556 variables, 157/173 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/556 variables, 59/232 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/556 variables, 430/662 constraints. Problems are: Problem set: 0 solved, 430 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 556/556 variables, and 662 constraints, problems are : Problem set: 0 solved, 430 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 157/157 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 430/430 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60178ms problems are : Problem set: 0 solved, 430 unsolved
Search for dead transitions found 0 dead transitions in 60179ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61038 ms. Remains : 157/157 places, 436/436 transitions.
[2026-05-24 12:32:39] [INFO ] Flatten gal took : 25 ms
[2026-05-24 12:32:39] [INFO ] Flatten gal took : 43 ms
[2026-05-24 12:32:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6621113522720872893.gal : 7 ms
[2026-05-24 12:32:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1084653658242771437.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/ReachabilityCardinality6621113522720872893.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1084653658242771437.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
RANDOM walk for 40000 steps (1274 resets) in 257 ms. (155 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (270 resets) in 66 ms. (597 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality1084653658242771437.prop.
BEST_FIRST walk for 40003 steps (257 resets) in 63 ms. (625 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 3
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :3 after 18
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :18 after 48
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :48 after 93
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :93 after 126
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :126 after 180
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :180 after 507
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :507 after 5580
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :5580 after 16897
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :16897 after 28362
Interrupted probabilistic random walk after 491038 steps, run timeout after 3001 ms. (steps per millisecond=163 ) properties seen :0 out of 2
Probabilistic random walk after 491038 steps, saw 123236 distinct states, run finished after 3001 ms. (steps per millisecond=163 ) properties seen :0
[2026-05-24 12:32:42] [INFO ] Flow matrix only has 399 transitions (discarded 37 similar events)
[2026-05-24 12:32:42] [INFO ] Invariant cache hit.
[2026-05-24 12:32:42] [INFO ] State equation strengthened by 59 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 48/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 140/189 variables, 49/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 187/376 variables, 16/66 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/376 variables, 1/67 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/376 variables, 21/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1/377 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/377 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/377 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 159/536 variables, 79/169 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/536 variables, 2/171 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/536 variables, 38/209 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (INCLUDED_ONLY) 0/536 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 18/554 variables, 10/219 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/554 variables, 2/221 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/554 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 2/556 variables, 2/223 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/556 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 0/556 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 556/556 variables, and 223 constraints, problems are : Problem set: 0 solved, 2 unsolved in 413 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 157/157 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 48/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 140/189 variables, 49/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 187/376 variables, 16/66 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/376 variables, 1/67 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/376 variables, 21/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/90 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1/377 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/377 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/377 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 159/536 variables, 79/171 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/536 variables, 2/173 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/536 variables, 38/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/536 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 18/554 variables, 10/221 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/554 variables, 2/223 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/554 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 2/556 variables, 2/225 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/556 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 0/556 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 556/556 variables, and 225 constraints, problems are : Problem set: 0 solved, 2 unsolved in 580 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 157/157 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1002ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 52 ms.
Support contains 1 out of 157 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 157/157 places, 436/436 transitions.
Applied a total of 0 rules in 10 ms. Remains 157 /157 variables (removed 0) and now considering 436/436 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 157/157 places, 436/436 transitions.
RANDOM walk for 40000 steps (1269 resets) in 167 ms. (238 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (289 resets) in 50 ms. (784 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (250 resets) in 64 ms. (615 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :28362 after 191869
Interrupted probabilistic random walk after 491866 steps, run timeout after 3001 ms. (steps per millisecond=163 ) properties seen :0 out of 2
Probabilistic random walk after 491866 steps, saw 123409 distinct states, run finished after 3001 ms. (steps per millisecond=163 ) properties seen :0
[2026-05-24 12:32:46] [INFO ] Flow matrix only has 399 transitions (discarded 37 similar events)
[2026-05-24 12:32:46] [INFO ] Invariant cache hit.
[2026-05-24 12:32:46] [INFO ] State equation strengthened by 59 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 48/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 140/189 variables, 49/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 187/376 variables, 16/66 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/376 variables, 1/67 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/376 variables, 21/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1/377 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/377 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/377 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 159/536 variables, 79/169 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/536 variables, 2/171 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/536 variables, 38/209 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (INCLUDED_ONLY) 0/536 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 18/554 variables, 10/219 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/554 variables, 2/221 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/554 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 2/556 variables, 2/223 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/556 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 0/556 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 556/556 variables, and 223 constraints, problems are : Problem set: 0 solved, 2 unsolved in 442 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 157/157 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 48/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 140/189 variables, 49/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 187/376 variables, 16/66 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/376 variables, 1/67 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/376 variables, 21/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/90 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1/377 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/377 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/377 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 159/536 variables, 79/171 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/536 variables, 2/173 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/536 variables, 38/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/536 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 18/554 variables, 10/221 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/554 variables, 2/223 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/554 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 2/556 variables, 2/225 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/556 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 0/556 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 556/556 variables, and 225 constraints, problems are : Problem set: 0 solved, 2 unsolved in 555 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 157/157 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1006ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 57 ms.
Support contains 1 out of 157 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 157/157 places, 436/436 transitions.
Applied a total of 0 rules in 10 ms. Remains 157 /157 variables (removed 0) and now considering 436/436 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 157/157 places, 436/436 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 157/157 places, 436/436 transitions.
Applied a total of 0 rules in 9 ms. Remains 157 /157 variables (removed 0) and now considering 436/436 (removed 0) transitions.
[2026-05-24 12:32:48] [INFO ] Flow matrix only has 399 transitions (discarded 37 similar events)
[2026-05-24 12:32:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 12:32:48] [INFO ] Implicit Places using invariants in 172 ms returned []
[2026-05-24 12:32:48] [INFO ] Flow matrix only has 399 transitions (discarded 37 similar events)
[2026-05-24 12:32:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 12:32:48] [INFO ] State equation strengthened by 59 read => feed constraints.
[2026-05-24 12:32:48] [INFO ] Implicit Places using invariants and state equation in 517 ms returned []
Implicit Place search using SMT with State Equation took 693 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 12:32:48] [INFO ] Redundant transitions in 4 ms returned []
Running 430 sub problems to find dead transitions.
[2026-05-24 12:32:48] [INFO ] Flow matrix only has 399 transitions (discarded 37 similar events)
[2026-05-24 12:32:48] [INFO ] Invariant cache hit.
[2026-05-24 12:32:48] [INFO ] State equation strengthened by 59 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :191869 after 852563
At refinement iteration 0 (INCLUDED_ONLY) 0/156 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 430 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:32:52] [INFO ] Deduced a trap composed of 32 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:32:53] [INFO ] Deduced a trap composed of 32 places in 53 ms of which 3 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/156 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 430 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :852563 after 2.34303e+06
At refinement iteration 2 (INCLUDED_ONLY) 0/156 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 3 (OVERLAPS) 1/157 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 430 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:33:01] [INFO ] Deduced a trap composed of 54 places in 144 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:33:01] [INFO ] Deduced a trap composed of 32 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:33:01] [INFO ] Deduced a trap composed of 17 places in 140 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:33:01] [INFO ] Deduced a trap composed of 23 places in 136 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:33:03] [INFO ] Deduced a trap composed of 17 places in 114 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:33:03] [INFO ] Deduced a trap composed of 50 places in 142 ms of which 21 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/157 variables, 6/15 constraints. Problems are: Problem set: 0 solved, 430 unsolved
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :2.34303e+06 after 2.23782e+07
At refinement iteration 5 (INCLUDED_ONLY) 0/157 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 6 (OVERLAPS) 399/556 variables, 157/172 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/556 variables, 59/231 constraints. Problems are: Problem set: 0 solved, 430 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:33:14] [INFO ] Deduced a trap composed of 40 places in 61 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:33:18] [INFO ] Deduced a trap composed of 31 places in 55 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 556/556 variables, and 233 constraints, problems are : Problem set: 0 solved, 430 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 157/157 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 430/430 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 430 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/156 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/156 variables, 10/16 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/156 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 3 (OVERLAPS) 1/157 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/157 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 5 (OVERLAPS) 399/556 variables, 157/174 constraints. Problems are: Problem set: 0 solved, 430 unsolved
Invariant property MIN0 does not hold.
Reachability property MAX0 is true.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 65537 fixpoint passes
At refinement iteration 6 (INCLUDED_ONLY) 0/556 variables, 59/233 constraints. Problems are: Problem set: 0 solved, 430 unsolved
ITS tools runner thread asked to quit. Dying gracefully.
At refinement iteration 7 (INCLUDED_ONLY) 0/556 variables, 430/663 constraints. Problems are: Problem set: 0 solved, 430 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 556/556 variables, and 663 constraints, problems are : Problem set: 0 solved, 430 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 157/157 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 430/430 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60215ms problems are : Problem set: 0 solved, 430 unsolved
Search for dead transitions found 0 dead transitions in 60216ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60931 ms. Remains : 157/157 places, 436/436 transitions.
FORMULA FireWire-PT-13-UpperBounds-01 1 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (After reachability solving 1 queries.) : Max Seen:[] Max Struct:[]
Ending property specific reduction for FireWire-PT-13-UpperBounds-01 in 135884 ms.
[2026-05-24 12:33:48] [INFO ] Flatten gal took : 22 ms
[2026-05-24 12:33:49] [INFO ] Applying decomposition
[2026-05-24 12:33:49] [INFO ] Flatten gal took : 19 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/graph14286343768177291970.txt' '-o' '/tmp/graph14286343768177291970.bin' '-w' '/tmp/graph14286343768177291970.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph14286343768177291970.bin' '-l' '-1' '-v' '-w' '/tmp/graph14286343768177291970.weights' '-q' '0' '-e' '0.001'
[2026-05-24 12:33:49] [INFO ] Decomposing Gal with order
[2026-05-24 12:33:49] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 12:33:49] [INFO ] Removed a total of 733 redundant transitions.
[2026-05-24 12:33:49] [INFO ] Flatten gal took : 43 ms
[2026-05-24 12:33:49] [INFO ] Fuse similar labels procedure discarded/fused a total of 135 labels/synchronizations in 16 ms.
[2026-05-24 12:33:49] [INFO ] Time to serialize gal into /tmp/UpperBounds8435250777705963424.gal : 5 ms
[2026-05-24 12:33:49] [INFO ] Time to serialize properties into /tmp/UpperBounds4139331596185856288.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/UpperBounds8435250777705963424.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds4139331596185856288.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 ...283
Loading property file /tmp/UpperBounds4139331596185856288.prop.
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,2.95374e+08,104.351,1394776,7261,455,1.53171e+06,23865,777,5.64093e+06,145,222581,0
Total reachable state count : 295373932
Verifying 1 reachability properties.
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property FireWire-PT-13-UpperBounds-00 :0 <= i0.u39.p153 <= 1
FORMULA FireWire-PT-13-UpperBounds-00 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FireWire-PT-13-UpperBounds-00,0,105.889,1394776,1,0,1.53171e+06,23865,1012,5.64093e+06,170,222581,3505
Total runtime 578870 ms.
BK_STOP 1779626135476
--------------------
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
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -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 UpperBounds -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="FireWire-PT-13"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2025"
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 2-5973"
echo " Executing tool gold2025"
echo " Input is FireWire-PT-13, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r143-smll-177955812400031"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/FireWire-PT-13.tgz
mv FireWire-PT-13 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.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 '
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;