Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r254-tall-174931339500218.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is CopsAndRobbers-PT-HRL020X006, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r254-tall-174931339500218
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 668K
-rw-r--r-- 1 mcc users 9.5K Jun 6 08:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K Jun 6 08:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.2K Jun 6 08:57 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Jun 6 08:57 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.5K Jun 6 11:51 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Jun 6 11:51 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.4K Jun 6 11:51 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Jun 6 11:51 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 5 20:08 NewModel
-rw-r--r-- 1 mcc users 17K Jun 6 09:00 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 143K Jun 6 09:00 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Jun 6 08:59 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 60K Jun 6 08:59 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Jun 6 11:51 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Jun 6 11:51 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 equiv_col
-rw-r--r-- 1 mcc users 11 Jun 5 20:08 instance
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 iscolored
-rw-r--r-- 1 mcc users 195K Jun 5 20:08 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-CTLFireability-2025-00
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-CTLFireability-2025-01
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-CTLFireability-2025-02
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-CTLFireability-2025-03
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-CTLFireability-2025-04
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-CTLFireability-2025-05
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-CTLFireability-2025-06
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-CTLFireability-2025-07
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-CTLFireability-2025-08
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-CTLFireability-2025-09
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-CTLFireability-2025-10
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-CTLFireability-2025-11
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-CTLFireability-2025-12
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-CTLFireability-2025-13
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-CTLFireability-2025-14
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-CTLFireability-2025-15

=== Now, execution of the tool begins

BK_START 1749342336866

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CopsAndRobbers-PT-HRL020X006
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLFireability PT
Running Version 202505121319
[2025-06-08 00:25:38] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-08 00:25:38] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-08 00:25:38] [INFO ] Load time of PNML (sax parser for PT used): 80 ms
[2025-06-08 00:25:38] [INFO ] Transformed 110 places.
[2025-06-08 00:25:38] [INFO ] Transformed 224 transitions.
[2025-06-08 00:25:38] [INFO ] Parsed PT model containing 110 places and 224 transitions and 1149 arcs in 167 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 11 ms.
Support contains 80 out of 110 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 110/110 places, 224/224 transitions.
Reduce places removed 20 places and 0 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 90 transition count 224
Applied a total of 20 rules in 18 ms. Remains 90 /110 variables (removed 20) and now considering 224/224 (removed 0) transitions.
Running 184 sub problems to find dead transitions.
// Phase 1: matrix 224 rows 90 cols
[2025-06-08 00:25:38] [INFO ] Computed 23 invariants in 10 ms
[2025-06-08 00:25:38] [INFO ] State equation strengthened by 60 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
Problem TDEAD108 is UNSAT
Problem TDEAD109 is UNSAT
Problem TDEAD110 is UNSAT
Problem TDEAD111 is UNSAT
Problem TDEAD116 is UNSAT
Problem TDEAD117 is UNSAT
Problem TDEAD118 is UNSAT
Problem TDEAD119 is UNSAT
Problem TDEAD124 is UNSAT
Problem TDEAD125 is UNSAT
Problem TDEAD126 is UNSAT
Problem TDEAD127 is UNSAT
Problem TDEAD132 is UNSAT
Problem TDEAD133 is UNSAT
Problem TDEAD134 is UNSAT
Problem TDEAD135 is UNSAT
Problem TDEAD140 is UNSAT
Problem TDEAD141 is UNSAT
Problem TDEAD142 is UNSAT
Problem TDEAD143 is UNSAT
Problem TDEAD148 is UNSAT
Problem TDEAD149 is UNSAT
Problem TDEAD150 is UNSAT
Problem TDEAD151 is UNSAT
Problem TDEAD156 is UNSAT
Problem TDEAD157 is UNSAT
Problem TDEAD158 is UNSAT
Problem TDEAD159 is UNSAT
Problem TDEAD168 is UNSAT
Problem TDEAD169 is UNSAT
Problem TDEAD170 is UNSAT
Problem TDEAD171 is UNSAT
Problem TDEAD180 is UNSAT
Problem TDEAD181 is UNSAT
Problem TDEAD182 is UNSAT
Problem TDEAD183 is UNSAT
Problem TDEAD192 is UNSAT
Problem TDEAD193 is UNSAT
Problem TDEAD194 is UNSAT
Problem TDEAD195 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 40 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 40 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 40 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 40 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 40 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 224/314 variables, 90/113 constraints. Problems are: Problem set: 40 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/314 variables, 60/173 constraints. Problems are: Problem set: 40 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/314 variables, 0/173 constraints. Problems are: Problem set: 40 solved, 144 unsolved
At refinement iteration 8 (OVERLAPS) 0/314 variables, 0/173 constraints. Problems are: Problem set: 40 solved, 144 unsolved
No progress, stopping.
After SMT solving in domain Real declared 314/314 variables, and 173 constraints, problems are : Problem set: 40 solved, 144 unsolved in 14295 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 90/90 constraints, ReadFeed: 60/60 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 40 solved, 144 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 40 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 40 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 40 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 40 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 40 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 224/314 variables, 90/113 constraints. Problems are: Problem set: 40 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/314 variables, 60/173 constraints. Problems are: Problem set: 40 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/314 variables, 144/317 constraints. Problems are: Problem set: 40 solved, 144 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 314/314 variables, and 317 constraints, problems are : Problem set: 40 solved, 144 unsolved in 20016 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 90/90 constraints, ReadFeed: 60/60 constraints, PredecessorRefiner: 144/184 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34562ms problems are : Problem set: 40 solved, 144 unsolved
Search for dead transitions found 40 dead transitions in 34578ms
Found 40 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 40 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 40 transitions.
// Phase 1: matrix 184 rows 90 cols
[2025-06-08 00:26:12] [INFO ] Computed 23 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:26:12] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-06-08 00:26:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:26:13] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-08 00:26:13] [INFO ] Implicit Places using invariants and state equation in 101 ms returned []
Implicit Place search using SMT with State Equation took 154 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 90/110 places, 184/224 transitions.
Applied a total of 0 rules in 1 ms. Remains 90 /90 variables (removed 0) and now considering 184/184 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 34793 ms. Remains : 90/110 places, 184/224 transitions.
Support contains 80 out of 90 places after structural reductions.
[2025-06-08 00:26:13] [INFO ] Flatten gal took : 41 ms
[2025-06-08 00:26:13] [INFO ] Flatten gal took : 25 ms
[2025-06-08 00:26:13] [INFO ] Input system was already deterministic with 184 transitions.
Support contains 79 out of 90 places (down from 80) after GAL structural reductions.
RANDOM walk for 40005 steps (88 resets) in 1288 ms. (31 steps per ms) remains 21/64 properties
BEST_FIRST walk for 4002 steps (11 resets) in 45 ms. (87 steps per ms) remains 20/21 properties
BEST_FIRST walk for 4003 steps (10 resets) in 19 ms. (200 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (12 resets) in 14 ms. (266 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (10 resets) in 19 ms. (200 steps per ms) remains 19/20 properties
BEST_FIRST walk for 4002 steps (8 resets) in 14 ms. (266 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (11 resets) in 12 ms. (308 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (11 resets) in 14 ms. (266 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4002 steps (9 resets) in 13 ms. (285 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (13 resets) in 48 ms. (81 steps per ms) remains 18/19 properties
BEST_FIRST walk for 4003 steps (12 resets) in 73 ms. (54 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (9 resets) in 26 ms. (148 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (11 resets) in 16 ms. (235 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (11 resets) in 15 ms. (250 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (10 resets) in 15 ms. (250 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (11 resets) in 12 ms. (307 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (11 resets) in 12 ms. (307 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (12 resets) in 9 ms. (400 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (10 resets) in 12 ms. (307 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (16 resets) in 9 ms. (400 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (12 resets) in 11 ms. (333 steps per ms) remains 18/18 properties
[2025-06-08 00:26:14] [INFO ] Invariant cache hit.
[2025-06-08 00:26:14] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem AtomicPropp0 is UNSAT
Problem AtomicPropp8 is UNSAT
Problem AtomicPropp31 is UNSAT
Problem AtomicPropp33 is UNSAT
Problem AtomicPropp43 is UNSAT
Problem AtomicPropp45 is UNSAT
Problem AtomicPropp52 is UNSAT
Problem AtomicPropp55 is UNSAT
Problem AtomicPropp59 is UNSAT
Problem AtomicPropp61 is UNSAT
Problem AtomicPropp63 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 8/8 constraints. Problems are: Problem set: 11 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/8 constraints. Problems are: Problem set: 11 solved, 7 unsolved
Problem AtomicPropp20 is UNSAT
Problem AtomicPropp29 is UNSAT
Problem AtomicPropp38 is UNSAT
Problem AtomicPropp40 is UNSAT
Problem AtomicPropp49 is UNSAT
Problem AtomicPropp60 is UNSAT
At refinement iteration 2 (OVERLAPS) 16/60 variables, 13/21 constraints. Problems are: Problem set: 17 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/60 variables, 0/21 constraints. Problems are: Problem set: 17 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1/61 variables, 1/22 constraints. Problems are: Problem set: 17 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/61 variables, 0/22 constraints. Problems are: Problem set: 17 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1/62 variables, 1/23 constraints. Problems are: Problem set: 17 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/62 variables, 0/23 constraints. Problems are: Problem set: 17 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 156/218 variables, 62/85 constraints. Problems are: Problem set: 17 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/218 variables, 12/97 constraints. Problems are: Problem set: 17 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/218 variables, 0/97 constraints. Problems are: Problem set: 17 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 56/274 variables, 28/125 constraints. Problems are: Problem set: 17 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/274 variables, 28/153 constraints. Problems are: Problem set: 17 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/274 variables, 0/153 constraints. Problems are: Problem set: 17 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/274 variables, 0/153 constraints. Problems are: Problem set: 17 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 274/274 variables, and 153 constraints, problems are : Problem set: 17 solved, 1 unsolved in 120 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 90/90 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 17 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 17 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 27/39 variables, 8/8 constraints. Problems are: Problem set: 17 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/39 variables, 0/8 constraints. Problems are: Problem set: 17 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 14/53 variables, 14/22 constraints. Problems are: Problem set: 17 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/53 variables, 0/22 constraints. Problems are: Problem set: 17 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1/54 variables, 1/23 constraints. Problems are: Problem set: 17 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 0/23 constraints. Problems are: Problem set: 17 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 148/202 variables, 54/77 constraints. Problems are: Problem set: 17 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/202 variables, 4/81 constraints. Problems are: Problem set: 17 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/202 variables, 0/81 constraints. Problems are: Problem set: 17 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 72/274 variables, 36/117 constraints. Problems are: Problem set: 17 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/274 variables, 36/153 constraints. Problems are: Problem set: 17 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/274 variables, 1/154 constraints. Problems are: Problem set: 17 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 274/274 variables, and 154 constraints, problems are : Problem set: 17 solved, 1 unsolved in 1389 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 90/90 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 1/18 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1525ms problems are : Problem set: 17 solved, 1 unsolved
Parikh walk visited 0 properties in 97 ms.
Support contains 12 out of 90 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 90/90 places, 184/184 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 2 place count 89 transition count 183
Applied a total of 2 rules in 14 ms. Remains 89 /90 variables (removed 1) and now considering 183/184 (removed 1) transitions.
Running 143 sub problems to find dead transitions.
// Phase 1: matrix 183 rows 89 cols
[2025-06-08 00:26:15] [INFO ] Computed 23 invariants in 2 ms
[2025-06-08 00:26:15] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 3 (OVERLAPS) 2/89 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/89 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 5 (OVERLAPS) 183/272 variables, 89/112 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/272 variables, 40/152 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/272 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 8 (OVERLAPS) 0/272 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 143 unsolved
No progress, stopping.
After SMT solving in domain Real declared 272/272 variables, and 152 constraints, problems are : Problem set: 0 solved, 143 unsolved in 18652 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 89/89 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 143/143 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 143 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 3 (OVERLAPS) 2/89 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/89 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 5 (OVERLAPS) 183/272 variables, 89/112 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/272 variables, 40/152 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/272 variables, 143/295 constraints. Problems are: Problem set: 0 solved, 143 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:26:47] [INFO ] Deduced a trap along path composed of 5 places in 33 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/272 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 143 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 272/272 variables, and 296 constraints, problems are : Problem set: 0 solved, 143 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 89/89 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 143/143 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 38727ms problems are : Problem set: 0 solved, 143 unsolved
Search for dead transitions found 0 dead transitions in 38727ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38742 ms. Remains : 89/90 places, 183/184 transitions.
RANDOM walk for 40000 steps (63 resets) in 83 ms. (476 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (176 resets) in 85 ms. (465 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1888120 steps, run timeout after 3001 ms. (steps per millisecond=629 ) properties seen :0 out of 1
Probabilistic random walk after 1888120 steps, saw 477028 distinct states, run finished after 3006 ms. (steps per millisecond=628 ) properties seen :0
[2025-06-08 00:26:57] [INFO ] Invariant cache hit.
[2025-06-08 00:26:57] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 26/38 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/38 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 14/52 variables, 14/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/52 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1/53 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 147/200 variables, 53/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/200 variables, 4/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/200 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 72/272 variables, 36/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 36/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/272 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 272/272 variables, and 152 constraints, problems are : Problem set: 0 solved, 1 unsolved in 119 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 89/89 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 26/38 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/38 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 14/52 variables, 14/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/52 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1/53 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 147/200 variables, 53/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/200 variables, 4/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/200 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 72/272 variables, 36/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 36/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/272 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 272/272 variables, and 153 constraints, problems are : Problem set: 0 solved, 1 unsolved in 277 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 89/89 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 413ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 8 ms.
Support contains 12 out of 89 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 89/89 places, 183/183 transitions.
Applied a total of 0 rules in 5 ms. Remains 89 /89 variables (removed 0) and now considering 183/183 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 89/89 places, 183/183 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 89/89 places, 183/183 transitions.
Applied a total of 0 rules in 6 ms. Remains 89 /89 variables (removed 0) and now considering 183/183 (removed 0) transitions.
[2025-06-08 00:26:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:26:57] [INFO ] Implicit Places using invariants in 62 ms returned []
[2025-06-08 00:26:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:26:58] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-08 00:26:58] [INFO ] Implicit Places using invariants and state equation in 318 ms returned []
Implicit Place search using SMT with State Equation took 384 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 00:26:58] [INFO ] Redundant transitions in 9 ms returned []
Running 143 sub problems to find dead transitions.
[2025-06-08 00:26:58] [INFO ] Invariant cache hit.
[2025-06-08 00:26:58] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 3 (OVERLAPS) 2/89 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/89 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 5 (OVERLAPS) 183/272 variables, 89/112 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/272 variables, 40/152 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/272 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 8 (OVERLAPS) 0/272 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 143 unsolved
No progress, stopping.
After SMT solving in domain Real declared 272/272 variables, and 152 constraints, problems are : Problem set: 0 solved, 143 unsolved in 18995 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 89/89 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 143/143 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 143 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 3 (OVERLAPS) 2/89 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/89 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 5 (OVERLAPS) 183/272 variables, 89/112 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/272 variables, 40/152 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/272 variables, 143/295 constraints. Problems are: Problem set: 0 solved, 143 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:27:30] [INFO ] Deduced a trap along path composed of 5 places in 38 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/272 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 143 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 272/272 variables, and 296 constraints, problems are : Problem set: 0 solved, 143 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 89/89 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 143/143 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 49056ms problems are : Problem set: 0 solved, 143 unsolved
Search for dead transitions found 0 dead transitions in 49057ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49465 ms. Remains : 89/89 places, 183/183 transitions.
Attempting over-approximation, by ignoring read arcs.
Drop transitions (Empty/Sink Transition effects.) removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 0 with 36 rules applied. Total rules applied 36 place count 89 transition count 147
Applied a total of 36 rules in 11 ms. Remains 89 /89 variables (removed 0) and now considering 147/183 (removed 36) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 147 rows 89 cols
[2025-06-08 00:27:47] [INFO ] Computed 23 invariants in 2 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-08 00:27:47] [INFO ] [Real]Absence check using 22 positive place invariants in 3 ms returned sat
[2025-06-08 00:27:47] [INFO ] [Real]Absence check using 22 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-08 00:27:47] [INFO ] After 44ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-08 00:27:47] [INFO ] [Nat]Absence check using 22 positive place invariants in 2 ms returned sat
[2025-06-08 00:27:47] [INFO ] [Nat]Absence check using 22 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-08 00:27:47] [INFO ] After 45ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-08 00:27:53] [INFO ] After 5688ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-08 00:27:53] [INFO ] After 5740ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 5815 ms.
Successfully simplified 17 atomic propositions for a total of 16 simplifications.
FORMULA CopsAndRobbers-PT-HRL020X006-CTLFireability-2025-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-06-08 00:27:53] [INFO ] Flatten gal took : 12 ms
[2025-06-08 00:27:53] [INFO ] Initial state reduction rules for CTL removed 2 formulas.
FORMULA CopsAndRobbers-PT-HRL020X006-CTLFireability-2025-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CopsAndRobbers-PT-HRL020X006-CTLFireability-2025-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-06-08 00:27:53] [INFO ] Flatten gal took : 12 ms
[2025-06-08 00:27:53] [INFO ] Input system was already deterministic with 184 transitions.
Support contains 59 out of 90 places (down from 75) after GAL structural reductions.
FORMULA CopsAndRobbers-PT-HRL020X006-CTLFireability-2025-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 4 stabilizing places and 41 stable transitions
Starting structural reductions in SI_CTL mode, iteration 0 : 90/90 places, 184/184 transitions.
Applied a total of 0 rules in 6 ms. Remains 90 /90 variables (removed 0) and now considering 184/184 (removed 0) transitions.
Running 144 sub problems to find dead transitions.
// Phase 1: matrix 184 rows 90 cols
[2025-06-08 00:27:53] [INFO ] Computed 23 invariants in 1 ms
[2025-06-08 00:27:53] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 8 (OVERLAPS) 0/274 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
No progress, stopping.
After SMT solving in domain Real declared 274/274 variables, and 153 constraints, problems are : Problem set: 0 solved, 144 unsolved in 13649 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 90/90 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 144/144 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 144/297 constraints. Problems are: Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:28:23] [INFO ] Deduced a trap composed of 45 places in 62 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 274/274 variables, and 298 constraints, problems are : Problem set: 0 solved, 144 unsolved in 20010 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 90/90 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 144/144 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 33705ms problems are : Problem set: 0 solved, 144 unsolved
Search for dead transitions found 0 dead transitions in 33705ms
[2025-06-08 00:28:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:28:27] [INFO ] Implicit Places using invariants in 77 ms returned []
[2025-06-08 00:28:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:28:27] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-08 00:28:27] [INFO ] Implicit Places using invariants and state equation in 343 ms returned []
Implicit Place search using SMT with State Equation took 422 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 00:28:27] [INFO ] Redundant transitions in 15 ms returned []
Running 144 sub problems to find dead transitions.
[2025-06-08 00:28:27] [INFO ] Invariant cache hit.
[2025-06-08 00:28:27] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:28:36] [INFO ] Deduced a trap along path composed of 6 places in 31 ms of which 1 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/274 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 10 (OVERLAPS) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
No progress, stopping.
After SMT solving in domain Real declared 274/274 variables, and 154 constraints, problems are : Problem set: 0 solved, 144 unsolved in 17945 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 90/90 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 144/144 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 144/297 constraints. Problems are: Problem set: 0 solved, 144 unsolved
SMT process timed out in 47993ms, After SMT, problems are : Problem set: 0 solved, 144 unsolved
Search for dead transitions found 0 dead transitions in 47994ms
Finished structural reductions in SI_CTL mode , in 1 iterations and 82150 ms. Remains : 90/90 places, 184/184 transitions.
[2025-06-08 00:29:15] [INFO ] Flatten gal took : 10 ms
[2025-06-08 00:29:15] [INFO ] Flatten gal took : 10 ms
[2025-06-08 00:29:15] [INFO ] Input system was already deterministic with 184 transitions.
[2025-06-08 00:29:15] [INFO ] Flatten gal took : 9 ms
[2025-06-08 00:29:15] [INFO ] Flatten gal took : 9 ms
[2025-06-08 00:29:15] [INFO ] Time to serialize gal into /tmp/CTLFireability5352319743497855784.gal : 5 ms
[2025-06-08 00:29:15] [INFO ] Time to serialize properties into /tmp/CTLFireability12444057362905834436.ctl : 17 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability5352319743497855784.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12444057362905834436.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,3.90887e+08,8.28734,205488,2,16950,5,842209,6,0,545,1.00946e+06,0


Converting to forward existential form...Done !
original formula: AF(((EF((((pl_start_robber>=1)&&(pl_robber_here_n10>=1))&&(pl_robber_absent_n11>=1))) * EG((((pl_robber_here_n2>=1)&&(pl_incoming_cops_n2...445
=> equivalent forward existential formula: [FwdG(Init,!(((E(TRUE U (((pl_start_robber>=1)&&(pl_robber_here_n10>=1))&&(pl_robber_absent_n11>=1))) * EG((((pl...508
Reverse transition relation is NOT exact ! Due to transitions t1, t4, t5, t7, t9, t10, t12, t14, t15, t17, t19, t20, t22, t24, t25, t27, t29, t30, t32, t34...704
Detected timeout of ITS tools.
[2025-06-08 00:29:45] [INFO ] Flatten gal took : 9 ms
[2025-06-08 00:29:45] [INFO ] Applying decomposition
[2025-06-08 00:29:45] [INFO ] Flatten gal took : 8 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/graph17035870779773883529.txt' '-o' '/tmp/graph17035870779773883529.bin' '-w' '/tmp/graph17035870779773883529.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph17035870779773883529.bin' '-l' '-1' '-v' '-w' '/tmp/graph17035870779773883529.weights' '-q' '0' '-e' '0.001'
[2025-06-08 00:29:45] [INFO ] Decomposing Gal with order
[2025-06-08 00:29:45] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-08 00:29:45] [INFO ] Removed a total of 232 redundant transitions.
[2025-06-08 00:29:45] [INFO ] Flatten gal took : 56 ms
[2025-06-08 00:29:45] [INFO ] Fuse similar labels procedure discarded/fused a total of 119 labels/synchronizations in 12 ms.
[2025-06-08 00:29:45] [INFO ] Time to serialize gal into /tmp/CTLFireability17189406817965821181.gal : 4 ms
[2025-06-08 00:29:45] [INFO ] Time to serialize properties into /tmp/CTLFireability10346044893762998813.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability17189406817965821181.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10346044893762998813.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...264
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
Starting structural reductions in SI_CTL mode, iteration 0 : 90/90 places, 184/184 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 90 transition count 183
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 2 place count 89 transition count 183
Applied a total of 2 rules in 17 ms. Remains 89 /90 variables (removed 1) and now considering 183/184 (removed 1) transitions.
Running 143 sub problems to find dead transitions.
// Phase 1: matrix 183 rows 89 cols
[2025-06-08 00:30:15] [INFO ] Computed 23 invariants in 3 ms
[2025-06-08 00:30:15] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 3 (OVERLAPS) 2/89 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/89 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 5 (OVERLAPS) 183/272 variables, 89/112 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/272 variables, 40/152 constraints. Problems are: Problem set: 0 solved, 143 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:30:19] [INFO ] Deduced a trap composed of 44 places in 55 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/272 variables, 1/153 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/272 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 9 (OVERLAPS) 0/272 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 143 unsolved
No progress, stopping.
After SMT solving in domain Real declared 272/272 variables, and 153 constraints, problems are : Problem set: 0 solved, 143 unsolved in 14784 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 89/89 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 143/143 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 143 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/87 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 4 (OVERLAPS) 2/89 variables, 2/24 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/89 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 6 (OVERLAPS) 183/272 variables, 89/113 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/272 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/272 variables, 143/296 constraints. Problems are: Problem set: 0 solved, 143 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 272/272 variables, and 296 constraints, problems are : Problem set: 0 solved, 143 unsolved in 20010 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 89/89 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 143/143 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34835ms problems are : Problem set: 0 solved, 143 unsolved
Search for dead transitions found 0 dead transitions in 34837ms
[2025-06-08 00:30:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:30:50] [INFO ] Implicit Places using invariants in 83 ms returned []
[2025-06-08 00:30:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:30:50] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-08 00:30:51] [INFO ] Implicit Places using invariants and state equation in 529 ms returned []
Implicit Place search using SMT with State Equation took 613 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 00:30:51] [INFO ] Redundant transitions in 4 ms returned []
Running 143 sub problems to find dead transitions.
[2025-06-08 00:30:51] [INFO ] Invariant cache hit.
[2025-06-08 00:30:51] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 3 (OVERLAPS) 2/89 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/89 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 5 (OVERLAPS) 183/272 variables, 89/112 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/272 variables, 40/152 constraints. Problems are: Problem set: 0 solved, 143 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:30:54] [INFO ] Deduced a trap composed of 44 places in 47 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/272 variables, 1/153 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/272 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 9 (OVERLAPS) 0/272 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 143 unsolved
No progress, stopping.
After SMT solving in domain Real declared 272/272 variables, and 153 constraints, problems are : Problem set: 0 solved, 143 unsolved in 14959 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 89/89 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 143/143 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 143 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/87 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 4 (OVERLAPS) 2/89 variables, 2/24 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/89 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 6 (OVERLAPS) 183/272 variables, 89/113 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/272 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/272 variables, 143/296 constraints. Problems are: Problem set: 0 solved, 143 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:31:28] [INFO ] Deduced a trap along path composed of 5 places in 45 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 272/272 variables, and 297 constraints, problems are : Problem set: 0 solved, 143 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 89/89 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 143/143 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 45023ms problems are : Problem set: 0 solved, 143 unsolved
Search for dead transitions found 0 dead transitions in 45023ms
Starting structural reductions in SI_CTL mode, iteration 1 : 89/90 places, 183/184 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 80504 ms. Remains : 89/90 places, 183/184 transitions.
[2025-06-08 00:31:36] [INFO ] Flatten gal took : 10 ms
[2025-06-08 00:31:36] [INFO ] Flatten gal took : 8 ms
[2025-06-08 00:31:36] [INFO ] Input system was already deterministic with 183 transitions.
RANDOM walk for 4325 steps (9 resets) in 13 ms. (308 steps per ms) remains 0/1 properties
FORMULA CopsAndRobbers-PT-HRL020X006-CTLFireability-2025-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2025-06-08 00:31:36] [INFO ] Flatten gal took : 9 ms
[2025-06-08 00:31:36] [INFO ] Flatten gal took : 12 ms
[2025-06-08 00:31:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3129897402756684941.gal : 1 ms
[2025-06-08 00:31:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9696288937690491698.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/ReachabilityCardinality3129897402756684941.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9696288937690491698.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 90/90 places, 184/184 transitions.
Applied a total of 0 rules in 1 ms. Remains 90 /90 variables (removed 0) and now considering 184/184 (removed 0) transitions.
Running 144 sub problems to find dead transitions.
// Phase 1: matrix 184 rows 90 cols
[2025-06-08 00:31:36] [INFO ] Computed 23 invariants in 2 ms
[2025-06-08 00:31:36] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 8 (OVERLAPS) 0/274 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
No progress, stopping.
After SMT solving in domain Real declared 274/274 variables, and 153 constraints, problems are : Problem set: 0 solved, 144 unsolved in 13415 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 90/90 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 144/144 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 144/297 constraints. Problems are: Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:32:06] [INFO ] Deduced a trap along path composed of 6 places in 33 ms of which 0 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 274/274 variables, and 298 constraints, problems are : Problem set: 0 solved, 144 unsolved in 20013 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 90/90 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 144/144 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 33465ms problems are : Problem set: 0 solved, 144 unsolved
Search for dead transitions found 0 dead transitions in 33465ms
[2025-06-08 00:32:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:32:10] [INFO ] Implicit Places using invariants in 68 ms returned []
[2025-06-08 00:32:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:32:10] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-08 00:32:10] [INFO ] Implicit Places using invariants and state equation in 379 ms returned []
Implicit Place search using SMT with State Equation took 449 ms to find 0 implicit places.
Running 144 sub problems to find dead transitions.
[2025-06-08 00:32:10] [INFO ] Invariant cache hit.
[2025-06-08 00:32:10] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:32:19] [INFO ] Deduced a trap along path composed of 6 places in 33 ms of which 1 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/274 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 10 (OVERLAPS) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
No progress, stopping.
After SMT solving in domain Real declared 274/274 variables, and 154 constraints, problems are : Problem set: 0 solved, 144 unsolved in 18086 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 90/90 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 144/144 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 144/297 constraints. Problems are: Problem set: 0 solved, 144 unsolved
SMT process timed out in 48135ms, After SMT, problems are : Problem set: 0 solved, 144 unsolved
Search for dead transitions found 0 dead transitions in 48135ms
Finished structural reductions in LTL mode , in 1 iterations and 82053 ms. Remains : 90/90 places, 184/184 transitions.
[2025-06-08 00:32:58] [INFO ] Flatten gal took : 9 ms
[2025-06-08 00:32:58] [INFO ] Flatten gal took : 7 ms
[2025-06-08 00:32:58] [INFO ] Input system was already deterministic with 184 transitions.
[2025-06-08 00:32:58] [INFO ] Flatten gal took : 12 ms
[2025-06-08 00:32:58] [INFO ] Flatten gal took : 6 ms
[2025-06-08 00:32:58] [INFO ] Time to serialize gal into /tmp/CTLFireability2800261080247065095.gal : 1 ms
[2025-06-08 00:32:58] [INFO ] Time to serialize properties into /tmp/CTLFireability5363840490071451470.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability2800261080247065095.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability5363840490071451470.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,3.90887e+08,8.65768,207304,2,16950,5,842209,6,0,545,1.00946e+06,0


Converting to forward existential form...Done !
original formula: !(E(((EF(AX(FALSE)) * (pl_cops_n6>=1)) * (pl_robber_here_n6>=1)) U !(EF((((pl_finalizing>=1)&&(pl_robber_absent_n6>=1))&&(pl_incoming_cop...168
=> equivalent forward existential formula: [(FwdU(Init,((E(TRUE U !(EX(!(FALSE)))) * (pl_cops_n6>=1)) * (pl_robber_here_n6>=1))) * !(E(TRUE U (((pl_finaliz...228
Reverse transition relation is NOT exact ! Due to transitions t1, t4, t5, t7, t9, t10, t12, t14, t15, t17, t19, t20, t22, t24, t25, t27, t29, t30, t32, t34...704
Detected timeout of ITS tools.
[2025-06-08 00:33:28] [INFO ] Flatten gal took : 15 ms
[2025-06-08 00:33:28] [INFO ] Applying decomposition
[2025-06-08 00:33:28] [INFO ] Flatten gal took : 7 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/graph6463731577331565790.txt' '-o' '/tmp/graph6463731577331565790.bin' '-w' '/tmp/graph6463731577331565790.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph6463731577331565790.bin' '-l' '-1' '-v' '-w' '/tmp/graph6463731577331565790.weights' '-q' '0' '-e' '0.001'
[2025-06-08 00:33:28] [INFO ] Decomposing Gal with order
[2025-06-08 00:33:28] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-08 00:33:28] [INFO ] Removed a total of 245 redundant transitions.
[2025-06-08 00:33:28] [INFO ] Flatten gal took : 17 ms
[2025-06-08 00:33:28] [INFO ] Fuse similar labels procedure discarded/fused a total of 50 labels/synchronizations in 4 ms.
[2025-06-08 00:33:28] [INFO ] Time to serialize gal into /tmp/CTLFireability8995473597629498752.gal : 3 ms
[2025-06-08 00:33:28] [INFO ] Time to serialize properties into /tmp/CTLFireability847484712116667322.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability8995473597629498752.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability847484712116667322.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...261
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
Starting structural reductions in LTL mode, iteration 0 : 90/90 places, 184/184 transitions.
Applied a total of 0 rules in 2 ms. Remains 90 /90 variables (removed 0) and now considering 184/184 (removed 0) transitions.
Running 144 sub problems to find dead transitions.
[2025-06-08 00:33:58] [INFO ] Invariant cache hit.
[2025-06-08 00:33:58] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:34:08] [INFO ] Deduced a trap along path composed of 6 places in 40 ms of which 3 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/274 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 10 (OVERLAPS) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
No progress, stopping.
After SMT solving in domain Real declared 274/274 variables, and 154 constraints, problems are : Problem set: 0 solved, 144 unsolved in 18302 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 90/90 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 144/144 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 144/297 constraints. Problems are: Problem set: 0 solved, 144 unsolved
SMT process timed out in 38353ms, After SMT, problems are : Problem set: 0 solved, 144 unsolved
Search for dead transitions found 0 dead transitions in 38354ms
[2025-06-08 00:34:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:34:37] [INFO ] Implicit Places using invariants in 52 ms returned []
[2025-06-08 00:34:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:34:37] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-08 00:34:37] [INFO ] Implicit Places using invariants and state equation in 197 ms returned []
Implicit Place search using SMT with State Equation took 250 ms to find 0 implicit places.
Running 144 sub problems to find dead transitions.
[2025-06-08 00:34:37] [INFO ] Invariant cache hit.
[2025-06-08 00:34:37] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:34:46] [INFO ] Deduced a trap along path composed of 6 places in 31 ms of which 1 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/274 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 10 (OVERLAPS) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
No progress, stopping.
After SMT solving in domain Real declared 274/274 variables, and 154 constraints, problems are : Problem set: 0 solved, 144 unsolved in 17989 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 90/90 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 144/144 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 144/297 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/274 variables, 1/298 constraints. Problems are: Problem set: 0 solved, 144 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 274/274 variables, and 298 constraints, problems are : Problem set: 0 solved, 144 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 90/90 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 144/144 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 48039ms problems are : Problem set: 0 solved, 144 unsolved
Search for dead transitions found 0 dead transitions in 48039ms
Finished structural reductions in LTL mode , in 1 iterations and 86646 ms. Remains : 90/90 places, 184/184 transitions.
[2025-06-08 00:35:25] [INFO ] Flatten gal took : 6 ms
[2025-06-08 00:35:25] [INFO ] Flatten gal took : 6 ms
[2025-06-08 00:35:25] [INFO ] Input system was already deterministic with 184 transitions.
[2025-06-08 00:35:25] [INFO ] Flatten gal took : 6 ms
[2025-06-08 00:35:25] [INFO ] Flatten gal took : 5 ms
[2025-06-08 00:35:25] [INFO ] Time to serialize gal into /tmp/CTLFireability461970560561847567.gal : 1 ms
[2025-06-08 00:35:25] [INFO ] Time to serialize properties into /tmp/CTLFireability7663641853033907254.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability461970560561847567.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability7663641853033907254.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...282
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,3.90887e+08,8.70496,206236,2,16950,5,842209,6,0,545,1.00946e+06,0


Converting to forward existential form...Done !
original formula: !(A(EF(!((((pl_start_cops>=1)&&(pl_cops_n1>=1))&&(pl_robber_absent_n1>=1)))) U (((EF((((pl_start_cops>=1)&&(pl_cops_n13>=1))&&(pl_robber_...592
=> equivalent forward existential formula: ([FwdG(((FwdU(Init,!((((E(TRUE U (((pl_start_cops>=1)&&(pl_cops_n13>=1))&&(pl_robber_absent_n13>=1))) + !(EX(!((...2245
Reverse transition relation is NOT exact ! Due to transitions t1, t4, t5, t7, t9, t10, t12, t14, t15, t17, t19, t20, t22, t24, t25, t27, t29, t30, t32, t34...704
Detected timeout of ITS tools.
[2025-06-08 00:35:55] [INFO ] Flatten gal took : 13 ms
[2025-06-08 00:35:55] [INFO ] Applying decomposition
[2025-06-08 00:35:55] [INFO ] Flatten gal took : 6 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/graph3744479631526588089.txt' '-o' '/tmp/graph3744479631526588089.bin' '-w' '/tmp/graph3744479631526588089.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph3744479631526588089.bin' '-l' '-1' '-v' '-w' '/tmp/graph3744479631526588089.weights' '-q' '0' '-e' '0.001'
[2025-06-08 00:35:55] [INFO ] Decomposing Gal with order
[2025-06-08 00:35:55] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-08 00:35:55] [INFO ] Removed a total of 242 redundant transitions.
[2025-06-08 00:35:55] [INFO ] Flatten gal took : 33 ms
[2025-06-08 00:35:55] [INFO ] Fuse similar labels procedure discarded/fused a total of 71 labels/synchronizations in 5 ms.
[2025-06-08 00:35:55] [INFO ] Time to serialize gal into /tmp/CTLFireability18218772064423804210.gal : 2 ms
[2025-06-08 00:35:55] [INFO ] Time to serialize properties into /tmp/CTLFireability8212909613569969850.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability18218772064423804210.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability8212909613569969850.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...263
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
Starting structural reductions in SI_CTL mode, iteration 0 : 90/90 places, 184/184 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 2 place count 89 transition count 183
Applied a total of 2 rules in 10 ms. Remains 89 /90 variables (removed 1) and now considering 183/184 (removed 1) transitions.
Running 143 sub problems to find dead transitions.
// Phase 1: matrix 183 rows 89 cols
[2025-06-08 00:36:25] [INFO ] Computed 23 invariants in 3 ms
[2025-06-08 00:36:25] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 3 (OVERLAPS) 2/89 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/89 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 5 (OVERLAPS) 183/272 variables, 89/112 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/272 variables, 40/152 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/272 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 8 (OVERLAPS) 0/272 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 143 unsolved
No progress, stopping.
After SMT solving in domain Real declared 272/272 variables, and 152 constraints, problems are : Problem set: 0 solved, 143 unsolved in 18437 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 89/89 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 143/143 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 143 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 3 (OVERLAPS) 2/89 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/89 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 5 (OVERLAPS) 183/272 variables, 89/112 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/272 variables, 40/152 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/272 variables, 143/295 constraints. Problems are: Problem set: 0 solved, 143 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:36:57] [INFO ] Deduced a trap along path composed of 5 places in 28 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/272 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 143 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 272/272 variables, and 296 constraints, problems are : Problem set: 0 solved, 143 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 89/89 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 143/143 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 38505ms problems are : Problem set: 0 solved, 143 unsolved
Search for dead transitions found 0 dead transitions in 38506ms
[2025-06-08 00:37:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:37:04] [INFO ] Implicit Places using invariants in 60 ms returned []
[2025-06-08 00:37:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:37:04] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-08 00:37:04] [INFO ] Implicit Places using invariants and state equation in 293 ms returned []
Implicit Place search using SMT with State Equation took 354 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 00:37:04] [INFO ] Redundant transitions in 2 ms returned []
Running 143 sub problems to find dead transitions.
[2025-06-08 00:37:04] [INFO ] Invariant cache hit.
[2025-06-08 00:37:04] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 3 (OVERLAPS) 2/89 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/89 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 5 (OVERLAPS) 183/272 variables, 89/112 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/272 variables, 40/152 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/272 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 8 (OVERLAPS) 0/272 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 143 unsolved
No progress, stopping.
After SMT solving in domain Real declared 272/272 variables, and 152 constraints, problems are : Problem set: 0 solved, 143 unsolved in 18455 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 89/89 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 143/143 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 143 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 3 (OVERLAPS) 2/89 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/89 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 5 (OVERLAPS) 183/272 variables, 89/112 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/272 variables, 40/152 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/272 variables, 143/295 constraints. Problems are: Problem set: 0 solved, 143 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:37:35] [INFO ] Deduced a trap along path composed of 5 places in 48 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/272 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 143 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 272/272 variables, and 296 constraints, problems are : Problem set: 0 solved, 143 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 89/89 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 143/143 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 48516ms problems are : Problem set: 0 solved, 143 unsolved
Search for dead transitions found 0 dead transitions in 48518ms
Starting structural reductions in SI_CTL mode, iteration 1 : 89/90 places, 183/184 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 87396 ms. Remains : 89/90 places, 183/184 transitions.
[2025-06-08 00:37:53] [INFO ] Flatten gal took : 6 ms
[2025-06-08 00:37:53] [INFO ] Flatten gal took : 6 ms
[2025-06-08 00:37:53] [INFO ] Input system was already deterministic with 183 transitions.
[2025-06-08 00:37:53] [INFO ] Flatten gal took : 5 ms
[2025-06-08 00:37:53] [INFO ] Flatten gal took : 5 ms
[2025-06-08 00:37:53] [INFO ] Time to serialize gal into /tmp/CTLFireability68219544672348630.gal : 1 ms
[2025-06-08 00:37:53] [INFO ] Time to serialize properties into /tmp/CTLFireability16530834021062838103.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability68219544672348630.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16530834021062838103.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...282
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,3.86495e+08,8.35652,202972,2,13878,5,813944,6,0,540,1.03179e+06,0


Converting to forward existential form...Done !
original formula: A((((pl_start_robber>=1)&&(pl_robber_absent_n8>=1))&&(pl_robber_here_n9>=1)) U AF(AG(!((((pl_cops_n14>=1)&&(pl_robber_here_n14>=1))||(pl_...173
=> equivalent forward existential formula: [((Init * !(EG(!(!(EG(!(!(E(TRUE U !(!((((pl_cops_n14>=1)&&(pl_robber_here_n14>=1))||(pl_init_cops>=1)))))))))))...454
Reverse transition relation is NOT exact ! Due to transitions t3, t4, t6, t8, t9, t11, t13, t14, t16, t18, t19, t21, t23, t24, t26, t28, t29, t31, t33, t34...698
Detected timeout of ITS tools.
[2025-06-08 00:38:23] [INFO ] Flatten gal took : 6 ms
[2025-06-08 00:38:23] [INFO ] Applying decomposition
[2025-06-08 00:38:23] [INFO ] Flatten gal took : 5 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/graph10814720282153201121.txt' '-o' '/tmp/graph10814720282153201121.bin' '-w' '/tmp/graph10814720282153201121.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph10814720282153201121.bin' '-l' '-1' '-v' '-w' '/tmp/graph10814720282153201121.weights' '-q' '0' '-e' '0.001'
[2025-06-08 00:38:23] [INFO ] Decomposing Gal with order
[2025-06-08 00:38:23] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-08 00:38:23] [INFO ] Removed a total of 241 redundant transitions.
[2025-06-08 00:38:23] [INFO ] Flatten gal took : 13 ms
[2025-06-08 00:38:23] [INFO ] Fuse similar labels procedure discarded/fused a total of 46 labels/synchronizations in 5 ms.
[2025-06-08 00:38:23] [INFO ] Time to serialize gal into /tmp/CTLFireability8013136328268422343.gal : 2 ms
[2025-06-08 00:38:23] [INFO ] Time to serialize properties into /tmp/CTLFireability6795325208548779649.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability8013136328268422343.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability6795325208548779649.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...262
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
Starting structural reductions in LTL mode, iteration 0 : 90/90 places, 184/184 transitions.
Applied a total of 0 rules in 4 ms. Remains 90 /90 variables (removed 0) and now considering 184/184 (removed 0) transitions.
Running 144 sub problems to find dead transitions.
// Phase 1: matrix 184 rows 90 cols
[2025-06-08 00:38:53] [INFO ] Computed 23 invariants in 2 ms
[2025-06-08 00:38:53] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 8 (OVERLAPS) 0/274 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
No progress, stopping.
After SMT solving in domain Real declared 274/274 variables, and 153 constraints, problems are : Problem set: 0 solved, 144 unsolved in 13618 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 90/90 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 144/144 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 144/297 constraints. Problems are: Problem set: 0 solved, 144 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 274/274 variables, and 297 constraints, problems are : Problem set: 0 solved, 144 unsolved in 20011 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 90/90 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 144/144 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 33668ms problems are : Problem set: 0 solved, 144 unsolved
Search for dead transitions found 0 dead transitions in 33668ms
[2025-06-08 00:39:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:39:27] [INFO ] Implicit Places using invariants in 58 ms returned []
[2025-06-08 00:39:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:39:27] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-08 00:39:27] [INFO ] Implicit Places using invariants and state equation in 283 ms returned []
Implicit Place search using SMT with State Equation took 343 ms to find 0 implicit places.
Running 144 sub problems to find dead transitions.
[2025-06-08 00:39:27] [INFO ] Invariant cache hit.
[2025-06-08 00:39:27] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:39:36] [INFO ] Deduced a trap along path composed of 6 places in 34 ms of which 1 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/274 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 10 (OVERLAPS) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
No progress, stopping.
After SMT solving in domain Real declared 274/274 variables, and 154 constraints, problems are : Problem set: 0 solved, 144 unsolved in 18247 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 90/90 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 144/144 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 144/297 constraints. Problems are: Problem set: 0 solved, 144 unsolved
SMT process timed out in 48291ms, After SMT, problems are : Problem set: 0 solved, 144 unsolved
Search for dead transitions found 0 dead transitions in 48293ms
Finished structural reductions in LTL mode , in 1 iterations and 82311 ms. Remains : 90/90 places, 184/184 transitions.
[2025-06-08 00:40:15] [INFO ] Flatten gal took : 6 ms
[2025-06-08 00:40:15] [INFO ] Flatten gal took : 6 ms
[2025-06-08 00:40:15] [INFO ] Input system was already deterministic with 184 transitions.
[2025-06-08 00:40:15] [INFO ] Flatten gal took : 5 ms
[2025-06-08 00:40:15] [INFO ] Flatten gal took : 5 ms
[2025-06-08 00:40:15] [INFO ] Time to serialize gal into /tmp/CTLFireability14434063109871722076.gal : 1 ms
[2025-06-08 00:40:15] [INFO ] Time to serialize properties into /tmp/CTLFireability14493648977805525432.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability14434063109871722076.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability14493648977805525432.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,3.90887e+08,8.49607,206544,2,16950,5,842209,6,0,545,1.00946e+06,0


Converting to forward existential form...Done !
original formula: !(E((((pl_start_cops>=1)&&(pl_cops_n10>=1))&&(pl_robber_absent_n10>=1)) U (EG((AX(FALSE) * E((((pl_start_robber>=1)&&(pl_robber_absent_n1...399
=> equivalent forward existential formula: ([FwdG(FwdU(Init,(((pl_start_cops>=1)&&(pl_cops_n10>=1))&&(pl_robber_absent_n10>=1))),(!(EX(!(FALSE))) * E((((pl...702
Reverse transition relation is NOT exact ! Due to transitions t1, t4, t5, t7, t9, t10, t12, t14, t15, t17, t19, t20, t22, t24, t25, t27, t29, t30, t32, t34...704
Detected timeout of ITS tools.
[2025-06-08 00:40:45] [INFO ] Flatten gal took : 8 ms
[2025-06-08 00:40:45] [INFO ] Applying decomposition
[2025-06-08 00:40:45] [INFO ] Flatten gal took : 5 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/graph12736114746227339677.txt' '-o' '/tmp/graph12736114746227339677.bin' '-w' '/tmp/graph12736114746227339677.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph12736114746227339677.bin' '-l' '-1' '-v' '-w' '/tmp/graph12736114746227339677.weights' '-q' '0' '-e' '0.001'
[2025-06-08 00:40:45] [INFO ] Decomposing Gal with order
[2025-06-08 00:40:45] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-08 00:40:45] [INFO ] Removed a total of 231 redundant transitions.
[2025-06-08 00:40:45] [INFO ] Flatten gal took : 14 ms
[2025-06-08 00:40:45] [INFO ] Fuse similar labels procedure discarded/fused a total of 124 labels/synchronizations in 6 ms.
[2025-06-08 00:40:45] [INFO ] Time to serialize gal into /tmp/CTLFireability3217694377037583500.gal : 2 ms
[2025-06-08 00:40:45] [INFO ] Time to serialize properties into /tmp/CTLFireability12094908847547752105.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability3217694377037583500.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12094908847547752105.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...263
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
Starting structural reductions in LTL mode, iteration 0 : 90/90 places, 184/184 transitions.
Applied a total of 0 rules in 3 ms. Remains 90 /90 variables (removed 0) and now considering 184/184 (removed 0) transitions.
Running 144 sub problems to find dead transitions.
[2025-06-08 00:41:15] [INFO ] Invariant cache hit.
[2025-06-08 00:41:15] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:41:25] [INFO ] Deduced a trap along path composed of 6 places in 28 ms of which 1 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/274 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 10 (OVERLAPS) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
No progress, stopping.
After SMT solving in domain Real declared 274/274 variables, and 154 constraints, problems are : Problem set: 0 solved, 144 unsolved in 18076 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 90/90 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 144/144 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 144/297 constraints. Problems are: Problem set: 0 solved, 144 unsolved
SMT process timed out in 38151ms, After SMT, problems are : Problem set: 0 solved, 144 unsolved
Search for dead transitions found 0 dead transitions in 38152ms
[2025-06-08 00:41:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:41:54] [INFO ] Implicit Places using invariants in 64 ms returned []
[2025-06-08 00:41:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:41:54] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-08 00:41:54] [INFO ] Implicit Places using invariants and state equation in 268 ms returned []
Implicit Place search using SMT with State Equation took 333 ms to find 0 implicit places.
Running 144 sub problems to find dead transitions.
[2025-06-08 00:41:54] [INFO ] Invariant cache hit.
[2025-06-08 00:41:54] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:42:03] [INFO ] Deduced a trap along path composed of 6 places in 35 ms of which 0 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/274 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 10 (OVERLAPS) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
No progress, stopping.
After SMT solving in domain Real declared 274/274 variables, and 154 constraints, problems are : Problem set: 0 solved, 144 unsolved in 18131 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 90/90 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 144/144 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 144/297 constraints. Problems are: Problem set: 0 solved, 144 unsolved
SMT process timed out in 48181ms, After SMT, problems are : Problem set: 0 solved, 144 unsolved
Search for dead transitions found 0 dead transitions in 48183ms
Finished structural reductions in LTL mode , in 1 iterations and 86674 ms. Remains : 90/90 places, 184/184 transitions.
[2025-06-08 00:42:42] [INFO ] Flatten gal took : 5 ms
[2025-06-08 00:42:42] [INFO ] Flatten gal took : 5 ms
[2025-06-08 00:42:42] [INFO ] Input system was already deterministic with 184 transitions.
[2025-06-08 00:42:42] [INFO ] Flatten gal took : 4 ms
[2025-06-08 00:42:42] [INFO ] Flatten gal took : 4 ms
[2025-06-08 00:42:42] [INFO ] Time to serialize gal into /tmp/CTLFireability17412327101013322553.gal : 1 ms
[2025-06-08 00:42:42] [INFO ] Time to serialize properties into /tmp/CTLFireability11376801496798553467.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability17412327101013322553.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability11376801496798553467.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,3.90887e+08,8.46144,206220,2,16950,5,842209,6,0,545,1.00946e+06,0


Converting to forward existential form...Done !
original formula: AF(EG((AF(EX((((pl_finalizing<1)||(pl_robber_absent_n10<1))||(pl_incoming_cops_n10<1)))) * A((((pl_cops_n18>=1)&&(pl_robber_here_n18>=1))...306
=> equivalent forward existential formula: [FwdG(Init,!(EG((!(EG(!(EX((((pl_finalizing<1)||(pl_robber_absent_n10<1))||(pl_incoming_cops_n10<1)))))) * !((E(...520
Reverse transition relation is NOT exact ! Due to transitions t1, t4, t5, t7, t9, t10, t12, t14, t15, t17, t19, t20, t22, t24, t25, t27, t29, t30, t32, t34...704
Detected timeout of ITS tools.
[2025-06-08 00:43:12] [INFO ] Flatten gal took : 11 ms
[2025-06-08 00:43:12] [INFO ] Applying decomposition
[2025-06-08 00:43:12] [INFO ] Flatten gal took : 4 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/graph4514612300024223380.txt' '-o' '/tmp/graph4514612300024223380.bin' '-w' '/tmp/graph4514612300024223380.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph4514612300024223380.bin' '-l' '-1' '-v' '-w' '/tmp/graph4514612300024223380.weights' '-q' '0' '-e' '0.001'
[2025-06-08 00:43:12] [INFO ] Decomposing Gal with order
[2025-06-08 00:43:12] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-08 00:43:12] [INFO ] Removed a total of 243 redundant transitions.
[2025-06-08 00:43:12] [INFO ] Flatten gal took : 12 ms
[2025-06-08 00:43:12] [INFO ] Fuse similar labels procedure discarded/fused a total of 49 labels/synchronizations in 4 ms.
[2025-06-08 00:43:12] [INFO ] Time to serialize gal into /tmp/CTLFireability1887593088107568014.gal : 2 ms
[2025-06-08 00:43:12] [INFO ] Time to serialize properties into /tmp/CTLFireability18108651947100241070.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability1887593088107568014.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability18108651947100241070.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...263
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
Starting structural reductions in LTL mode, iteration 0 : 90/90 places, 184/184 transitions.
Applied a total of 0 rules in 7 ms. Remains 90 /90 variables (removed 0) and now considering 184/184 (removed 0) transitions.
Running 144 sub problems to find dead transitions.
[2025-06-08 00:43:42] [INFO ] Invariant cache hit.
[2025-06-08 00:43:42] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:43:52] [INFO ] Deduced a trap along path composed of 6 places in 32 ms of which 0 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/274 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 10 (OVERLAPS) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
No progress, stopping.
After SMT solving in domain Real declared 274/274 variables, and 154 constraints, problems are : Problem set: 0 solved, 144 unsolved in 18291 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 90/90 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 144/144 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 144/297 constraints. Problems are: Problem set: 0 solved, 144 unsolved
SMT process timed out in 38334ms, After SMT, problems are : Problem set: 0 solved, 144 unsolved
Search for dead transitions found 0 dead transitions in 38336ms
[2025-06-08 00:44:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:44:21] [INFO ] Implicit Places using invariants in 76 ms returned []
[2025-06-08 00:44:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:44:21] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-08 00:44:21] [INFO ] Implicit Places using invariants and state equation in 471 ms returned []
Implicit Place search using SMT with State Equation took 548 ms to find 0 implicit places.
Running 144 sub problems to find dead transitions.
[2025-06-08 00:44:21] [INFO ] Invariant cache hit.
[2025-06-08 00:44:21] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:44:31] [INFO ] Deduced a trap along path composed of 6 places in 39 ms of which 1 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/274 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 10 (OVERLAPS) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
No progress, stopping.
After SMT solving in domain Real declared 274/274 variables, and 154 constraints, problems are : Problem set: 0 solved, 144 unsolved in 17837 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 90/90 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 144/144 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 144/297 constraints. Problems are: Problem set: 0 solved, 144 unsolved
SMT process timed out in 47892ms, After SMT, problems are : Problem set: 0 solved, 144 unsolved
Search for dead transitions found 0 dead transitions in 47894ms
Finished structural reductions in LTL mode , in 1 iterations and 86787 ms. Remains : 90/90 places, 184/184 transitions.
[2025-06-08 00:45:09] [INFO ] Flatten gal took : 6 ms
[2025-06-08 00:45:09] [INFO ] Flatten gal took : 6 ms
[2025-06-08 00:45:09] [INFO ] Input system was already deterministic with 184 transitions.
[2025-06-08 00:45:09] [INFO ] Flatten gal took : 5 ms
[2025-06-08 00:45:09] [INFO ] Flatten gal took : 4 ms
[2025-06-08 00:45:09] [INFO ] Time to serialize gal into /tmp/CTLFireability5432652127316905640.gal : 2 ms
[2025-06-08 00:45:09] [INFO ] Time to serialize properties into /tmp/CTLFireability11876849637887894953.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability5432652127316905640.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability11876849637887894953.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,3.90887e+08,8.18105,206332,2,16950,5,842209,6,0,545,1.00946e+06,0


Converting to forward existential form...Done !
original formula: AG((AX(EG(AF((((pl_start_cops<1)||(pl_cops_n5<1))||(pl_robber_absent_n5<1))))) * AX(FALSE)))
=> equivalent forward existential formula: ([(EY(FwdU(Init,TRUE)) * !(EG(!(EG(!((((pl_start_cops<1)||(pl_cops_n5<1))||(pl_robber_absent_n5<1))))))))] = FAL...203
(forward)formula 0,0,8.6432,206332,1,0,6,842209,7,1,1359,1.00946e+06,1
FORMULA CopsAndRobbers-PT-HRL020X006-CTLFireability-2025-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 90/90 places, 184/184 transitions.
Applied a total of 0 rules in 6 ms. Remains 90 /90 variables (removed 0) and now considering 184/184 (removed 0) transitions.
Running 144 sub problems to find dead transitions.
[2025-06-08 00:45:18] [INFO ] Invariant cache hit.
[2025-06-08 00:45:18] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:45:27] [INFO ] Deduced a trap along path composed of 6 places in 36 ms of which 0 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/274 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 10 (OVERLAPS) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
No progress, stopping.
After SMT solving in domain Real declared 274/274 variables, and 154 constraints, problems are : Problem set: 0 solved, 144 unsolved in 18242 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 90/90 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 144/144 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 144/297 constraints. Problems are: Problem set: 0 solved, 144 unsolved
SMT process timed out in 38297ms, After SMT, problems are : Problem set: 0 solved, 144 unsolved
Search for dead transitions found 0 dead transitions in 38298ms
[2025-06-08 00:45:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:45:56] [INFO ] Implicit Places using invariants in 65 ms returned []
[2025-06-08 00:45:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:45:56] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-08 00:45:57] [INFO ] Implicit Places using invariants and state equation in 363 ms returned []
Implicit Place search using SMT with State Equation took 430 ms to find 0 implicit places.
Running 144 sub problems to find dead transitions.
[2025-06-08 00:45:57] [INFO ] Invariant cache hit.
[2025-06-08 00:45:57] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:46:06] [INFO ] Deduced a trap along path composed of 6 places in 32 ms of which 0 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/274 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 10 (OVERLAPS) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
No progress, stopping.
After SMT solving in domain Real declared 274/274 variables, and 154 constraints, problems are : Problem set: 0 solved, 144 unsolved in 18190 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 90/90 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 144/144 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 144/297 constraints. Problems are: Problem set: 0 solved, 144 unsolved
SMT process timed out in 48236ms, After SMT, problems are : Problem set: 0 solved, 144 unsolved
Search for dead transitions found 0 dead transitions in 48240ms
Finished structural reductions in LTL mode , in 1 iterations and 86975 ms. Remains : 90/90 places, 184/184 transitions.
[2025-06-08 00:46:45] [INFO ] Flatten gal took : 8 ms
[2025-06-08 00:46:45] [INFO ] Flatten gal took : 6 ms
[2025-06-08 00:46:45] [INFO ] Input system was already deterministic with 184 transitions.
[2025-06-08 00:46:45] [INFO ] Flatten gal took : 4 ms
[2025-06-08 00:46:45] [INFO ] Flatten gal took : 4 ms
[2025-06-08 00:46:45] [INFO ] Time to serialize gal into /tmp/CTLFireability3795239533957104207.gal : 1 ms
[2025-06-08 00:46:45] [INFO ] Time to serialize properties into /tmp/CTLFireability1434712167935033302.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability3795239533957104207.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability1434712167935033302.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,3.90887e+08,8.70016,206556,2,16950,5,842209,6,0,545,1.00946e+06,0


Converting to forward existential form...Done !
original formula: EX(EX((AX(AG(((pl_cops_n19>=1)&&(pl_robber_here_n19>=1)))) * AG((((pl_init_robber<1)||(pl_robber_absent_n8<1))&&(((pl_finalizing<1)||(pl_...206
=> equivalent forward existential formula: [((EY(EY(Init)) * !(EX(!(!(E(TRUE U !(((pl_cops_n19>=1)&&(pl_robber_here_n19>=1))))))))) * !(E(TRUE U !((((pl_in...281
Reverse transition relation is NOT exact ! Due to transitions t1, t4, t5, t7, t9, t10, t12, t14, t15, t17, t19, t20, t22, t24, t25, t27, t29, t30, t32, t34...704
Detected timeout of ITS tools.
[2025-06-08 00:47:15] [INFO ] Flatten gal took : 4 ms
[2025-06-08 00:47:15] [INFO ] Applying decomposition
[2025-06-08 00:47:15] [INFO ] Flatten gal took : 4 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/graph13034799551068937185.txt' '-o' '/tmp/graph13034799551068937185.bin' '-w' '/tmp/graph13034799551068937185.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph13034799551068937185.bin' '-l' '-1' '-v' '-w' '/tmp/graph13034799551068937185.weights' '-q' '0' '-e' '0.001'
[2025-06-08 00:47:15] [INFO ] Decomposing Gal with order
[2025-06-08 00:47:15] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-08 00:47:15] [INFO ] Removed a total of 250 redundant transitions.
[2025-06-08 00:47:15] [INFO ] Flatten gal took : 10 ms
[2025-06-08 00:47:15] [INFO ] Fuse similar labels procedure discarded/fused a total of 67 labels/synchronizations in 2 ms.
[2025-06-08 00:47:15] [INFO ] Time to serialize gal into /tmp/CTLFireability2448720496802707835.gal : 2 ms
[2025-06-08 00:47:15] [INFO ] Time to serialize properties into /tmp/CTLFireability16381447066734500862.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability2448720496802707835.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16381447066734500862.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...263
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
Starting structural reductions in SI_CTL mode, iteration 0 : 90/90 places, 184/184 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 2 place count 89 transition count 183
Applied a total of 2 rules in 19 ms. Remains 89 /90 variables (removed 1) and now considering 183/184 (removed 1) transitions.
Running 143 sub problems to find dead transitions.
// Phase 1: matrix 183 rows 89 cols
[2025-06-08 00:47:45] [INFO ] Computed 23 invariants in 1 ms
[2025-06-08 00:47:45] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 3 (OVERLAPS) 2/89 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/89 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 5 (OVERLAPS) 183/272 variables, 89/112 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/272 variables, 40/152 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/272 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 8 (OVERLAPS) 0/272 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 143 unsolved
No progress, stopping.
After SMT solving in domain Real declared 272/272 variables, and 152 constraints, problems are : Problem set: 0 solved, 143 unsolved in 18354 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 89/89 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 143/143 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 143 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 3 (OVERLAPS) 2/89 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/89 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 5 (OVERLAPS) 183/272 variables, 89/112 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/272 variables, 40/152 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/272 variables, 143/295 constraints. Problems are: Problem set: 0 solved, 143 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:48:16] [INFO ] Deduced a trap along path composed of 5 places in 38 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/272 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 143 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 272/272 variables, and 296 constraints, problems are : Problem set: 0 solved, 143 unsolved in 20020 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 89/89 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 143/143 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 38415ms problems are : Problem set: 0 solved, 143 unsolved
Search for dead transitions found 0 dead transitions in 38416ms
[2025-06-08 00:48:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:48:24] [INFO ] Implicit Places using invariants in 59 ms returned []
[2025-06-08 00:48:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:48:24] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-08 00:48:24] [INFO ] Implicit Places using invariants and state equation in 254 ms returned []
Implicit Place search using SMT with State Equation took 315 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 00:48:24] [INFO ] Redundant transitions in 2 ms returned []
Running 143 sub problems to find dead transitions.
[2025-06-08 00:48:24] [INFO ] Invariant cache hit.
[2025-06-08 00:48:24] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 3 (OVERLAPS) 2/89 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/89 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 5 (OVERLAPS) 183/272 variables, 89/112 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/272 variables, 40/152 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/272 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 8 (OVERLAPS) 0/272 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 143 unsolved
No progress, stopping.
After SMT solving in domain Real declared 272/272 variables, and 152 constraints, problems are : Problem set: 0 solved, 143 unsolved in 18636 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 89/89 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 143/143 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 143 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 3 (OVERLAPS) 2/89 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/89 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 5 (OVERLAPS) 183/272 variables, 89/112 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/272 variables, 40/152 constraints. Problems are: Problem set: 0 solved, 143 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/272 variables, 143/295 constraints. Problems are: Problem set: 0 solved, 143 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:48:55] [INFO ] Deduced a trap along path composed of 5 places in 28 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/272 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 143 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 272/272 variables, and 296 constraints, problems are : Problem set: 0 solved, 143 unsolved in 30010 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 89/89 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 143/143 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 48684ms problems are : Problem set: 0 solved, 143 unsolved
Search for dead transitions found 0 dead transitions in 48685ms
Starting structural reductions in SI_CTL mode, iteration 1 : 89/90 places, 183/184 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 87443 ms. Remains : 89/90 places, 183/184 transitions.
[2025-06-08 00:49:13] [INFO ] Flatten gal took : 10 ms
[2025-06-08 00:49:13] [INFO ] Flatten gal took : 5 ms
[2025-06-08 00:49:13] [INFO ] Input system was already deterministic with 183 transitions.
[2025-06-08 00:49:13] [INFO ] Flatten gal took : 7 ms
[2025-06-08 00:49:13] [INFO ] Flatten gal took : 8 ms
[2025-06-08 00:49:13] [INFO ] Time to serialize gal into /tmp/CTLFireability12631784641695451972.gal : 1 ms
[2025-06-08 00:49:13] [INFO ] Time to serialize properties into /tmp/CTLFireability14127358138649596295.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability12631784641695451972.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability14127358138649596295.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,3.86495e+08,7.94874,201964,2,13878,5,813944,6,0,540,1.03179e+06,0


Converting to forward existential form...Done !
original formula: AG(EF(AG(((((pl_start_robber>=1)&&(pl_robber_absent_n10>=1)) * ((pl_robber_here_n11>=1) * EF((((pl_start_robber>=1)&&(pl_robber_absent_n3...285
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U !(E(TRUE U !(((((pl_start_robber>=1)&&(pl_robber_absent_n10>=1)) * ((pl_robber_he...363
Reverse transition relation is NOT exact ! Due to transitions t3, t4, t6, t8, t9, t11, t13, t14, t16, t18, t19, t21, t23, t24, t26, t28, t29, t31, t33, t34...698
Detected timeout of ITS tools.
[2025-06-08 00:49:43] [INFO ] Flatten gal took : 7 ms
[2025-06-08 00:49:43] [INFO ] Applying decomposition
[2025-06-08 00:49:43] [INFO ] Flatten gal took : 6 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/graph10052275499598723973.txt' '-o' '/tmp/graph10052275499598723973.bin' '-w' '/tmp/graph10052275499598723973.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph10052275499598723973.bin' '-l' '-1' '-v' '-w' '/tmp/graph10052275499598723973.weights' '-q' '0' '-e' '0.001'
[2025-06-08 00:49:43] [INFO ] Decomposing Gal with order
[2025-06-08 00:49:43] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-08 00:49:43] [INFO ] Removed a total of 260 redundant transitions.
[2025-06-08 00:49:43] [INFO ] Flatten gal took : 12 ms
[2025-06-08 00:49:43] [INFO ] Fuse similar labels procedure discarded/fused a total of 38 labels/synchronizations in 2 ms.
[2025-06-08 00:49:43] [INFO ] Time to serialize gal into /tmp/CTLFireability9807813593017822550.gal : 2 ms
[2025-06-08 00:49:43] [INFO ] Time to serialize properties into /tmp/CTLFireability9975793010500672241.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability9807813593017822550.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability9975793010500672241.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...262
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
Starting structural reductions in LTL mode, iteration 0 : 90/90 places, 184/184 transitions.
Applied a total of 0 rules in 3 ms. Remains 90 /90 variables (removed 0) and now considering 184/184 (removed 0) transitions.
Running 144 sub problems to find dead transitions.
// Phase 1: matrix 184 rows 90 cols
[2025-06-08 00:50:13] [INFO ] Computed 23 invariants in 3 ms
[2025-06-08 00:50:13] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 8 (OVERLAPS) 0/274 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
No progress, stopping.
After SMT solving in domain Real declared 274/274 variables, and 153 constraints, problems are : Problem set: 0 solved, 144 unsolved in 13623 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 90/90 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 144/144 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 144/297 constraints. Problems are: Problem set: 0 solved, 144 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 274/274 variables, and 297 constraints, problems are : Problem set: 0 solved, 144 unsolved in 20011 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 90/90 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 144/144 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 33671ms problems are : Problem set: 0 solved, 144 unsolved
Search for dead transitions found 0 dead transitions in 33671ms
[2025-06-08 00:50:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:50:46] [INFO ] Implicit Places using invariants in 55 ms returned []
[2025-06-08 00:50:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:50:46] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-08 00:50:47] [INFO ] Implicit Places using invariants and state equation in 355 ms returned []
Implicit Place search using SMT with State Equation took 412 ms to find 0 implicit places.
Running 144 sub problems to find dead transitions.
[2025-06-08 00:50:47] [INFO ] Invariant cache hit.
[2025-06-08 00:50:47] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:50:56] [INFO ] Deduced a trap along path composed of 6 places in 30 ms of which 1 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/274 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 10 (OVERLAPS) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
No progress, stopping.
After SMT solving in domain Real declared 274/274 variables, and 154 constraints, problems are : Problem set: 0 solved, 144 unsolved in 18554 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 90/90 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 144/144 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 144/297 constraints. Problems are: Problem set: 0 solved, 144 unsolved
SMT process timed out in 48611ms, After SMT, problems are : Problem set: 0 solved, 144 unsolved
Search for dead transitions found 0 dead transitions in 48612ms
Finished structural reductions in LTL mode , in 1 iterations and 82699 ms. Remains : 90/90 places, 184/184 transitions.
[2025-06-08 00:51:35] [INFO ] Flatten gal took : 4 ms
[2025-06-08 00:51:35] [INFO ] Flatten gal took : 4 ms
[2025-06-08 00:51:35] [INFO ] Input system was already deterministic with 184 transitions.
[2025-06-08 00:51:35] [INFO ] Flatten gal took : 4 ms
[2025-06-08 00:51:35] [INFO ] Flatten gal took : 4 ms
[2025-06-08 00:51:35] [INFO ] Time to serialize gal into /tmp/CTLFireability5346321691902638028.gal : 1 ms
[2025-06-08 00:51:35] [INFO ] Time to serialize properties into /tmp/CTLFireability815072430673411352.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability5346321691902638028.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability815072430673411352.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...282
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,3.90887e+08,8.79785,206768,2,16950,5,842209,6,0,545,1.00946e+06,0


Converting to forward existential form...Done !
original formula: AG((EF((((AX((((pl_finalizing<1)||(pl_robber_absent_n14<1))||(pl_incoming_cops_n14<1))) * (((pl_start_cops<1)||(pl_cops_n1<1))||(pl_robbe...498
=> equivalent forward existential formula: ([(FwdU(Init,TRUE) * !(E(TRUE U (((!(EX(!((((pl_finalizing<1)||(pl_robber_absent_n14<1))||(pl_incoming_cops_n14<...612
Reverse transition relation is NOT exact ! Due to transitions t1, t4, t5, t7, t9, t10, t12, t14, t15, t17, t19, t20, t22, t24, t25, t27, t29, t30, t32, t34...704
(forward)formula 0,0,14.9381,251616,1,0,407,1.12107e+06,395,135,5077,1.00946e+06,380
FORMULA CopsAndRobbers-PT-HRL020X006-CTLFireability-2025-14 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 90/90 places, 184/184 transitions.
Applied a total of 0 rules in 2 ms. Remains 90 /90 variables (removed 0) and now considering 184/184 (removed 0) transitions.
Running 144 sub problems to find dead transitions.
[2025-06-08 00:51:50] [INFO ] Invariant cache hit.
[2025-06-08 00:51:50] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:52:00] [INFO ] Deduced a trap along path composed of 6 places in 35 ms of which 1 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/274 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 10 (OVERLAPS) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
No progress, stopping.
After SMT solving in domain Real declared 274/274 variables, and 154 constraints, problems are : Problem set: 0 solved, 144 unsolved in 18240 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 90/90 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 144/144 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 144/297 constraints. Problems are: Problem set: 0 solved, 144 unsolved
SMT process timed out in 38278ms, After SMT, problems are : Problem set: 0 solved, 144 unsolved
Search for dead transitions found 0 dead transitions in 38278ms
[2025-06-08 00:52:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:52:29] [INFO ] Implicit Places using invariants in 71 ms returned []
[2025-06-08 00:52:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:52:29] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-08 00:52:29] [INFO ] Implicit Places using invariants and state equation in 531 ms returned []
Implicit Place search using SMT with State Equation took 604 ms to find 0 implicit places.
Running 144 sub problems to find dead transitions.
[2025-06-08 00:52:29] [INFO ] Invariant cache hit.
[2025-06-08 00:52:29] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:52:39] [INFO ] Deduced a trap along path composed of 6 places in 34 ms of which 1 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/274 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 10 (OVERLAPS) 0/274 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 144 unsolved
No progress, stopping.
After SMT solving in domain Real declared 274/274 variables, and 154 constraints, problems are : Problem set: 0 solved, 144 unsolved in 18532 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 90/90 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 144/144 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 144 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (OVERLAPS) 2/90 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 184/274 variables, 90/113 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 40/153 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 144/297 constraints. Problems are: Problem set: 0 solved, 144 unsolved
SMT process timed out in 48576ms, After SMT, problems are : Problem set: 0 solved, 144 unsolved
Search for dead transitions found 0 dead transitions in 48577ms
Finished structural reductions in LTL mode , in 1 iterations and 87461 ms. Remains : 90/90 places, 184/184 transitions.
[2025-06-08 00:53:18] [INFO ] Flatten gal took : 6 ms
[2025-06-08 00:53:18] [INFO ] Flatten gal took : 3 ms
[2025-06-08 00:53:18] [INFO ] Input system was already deterministic with 184 transitions.
[2025-06-08 00:53:18] [INFO ] Flatten gal took : 3 ms
[2025-06-08 00:53:18] [INFO ] Flatten gal took : 9 ms
[2025-06-08 00:53:18] [INFO ] Time to serialize gal into /tmp/CTLFireability3440554299491934732.gal : 2 ms
[2025-06-08 00:53:18] [INFO ] Time to serialize properties into /tmp/CTLFireability11217757754451174126.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability3440554299491934732.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability11217757754451174126.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,3.90887e+08,8.58057,207180,2,16950,5,842209,6,0,545,1.00946e+06,0


Converting to forward existential form...Done !
original formula: AF(AX(FALSE))
=> equivalent forward existential formula: [FwdG(Init,!(!(EX(!(FALSE)))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions t1, t4, t5, t7, t9, t10, t12, t14, t15, t17, t19, t20, t22, t24, t25, t27, t29, t30, t32, t34...704
(forward)formula 0,0,23.793,468540,1,0,494,2.08824e+06,389,191,5080,2.36435e+06,455
FORMULA CopsAndRobbers-PT-HRL020X006-CTLFireability-2025-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

[2025-06-08 00:53:42] [INFO ] Flatten gal took : 8 ms
[2025-06-08 00:53:42] [INFO ] Flatten gal took : 4 ms
[2025-06-08 00:53:42] [INFO ] Applying decomposition
[2025-06-08 00:53:42] [INFO ] Flatten gal took : 4 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/graph12461887062697273600.txt' '-o' '/tmp/graph12461887062697273600.bin' '-w' '/tmp/graph12461887062697273600.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph12461887062697273600.bin' '-l' '-1' '-v' '-w' '/tmp/graph12461887062697273600.weights' '-q' '0' '-e' '0.001'
[2025-06-08 00:53:42] [INFO ] Decomposing Gal with order
[2025-06-08 00:53:42] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-08 00:53:42] [INFO ] Removed a total of 242 redundant transitions.
[2025-06-08 00:53:42] [INFO ] Flatten gal took : 14 ms
[2025-06-08 00:53:42] [INFO ] Fuse similar labels procedure discarded/fused a total of 62 labels/synchronizations in 2 ms.
[2025-06-08 00:53:42] [INFO ] Time to serialize gal into /tmp/CTLFireability9277155235151189809.gal : 2 ms
[2025-06-08 00:53:42] [INFO ] Time to serialize properties into /tmp/CTLFireability12060108728491506611.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability9277155235151189809.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12060108728491506611.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...263
No direction supplied, using forward translation only.
Parsed 8 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,3.90887e+08,994.235,7238500,7337,10374,1.79786e+06,3.48821e+06,586,2.99754e+07,152,9.94001e+07,0


Converting to forward existential form...Done !
Detected timeout of ITS tools.
[2025-06-08 01:23:05] [INFO ] Flatten gal took : 101 ms
[2025-06-08 01:23:05] [INFO ] Time to serialize gal into /tmp/CTLFireability6416368407212976870.gal : 42 ms
[2025-06-08 01:23:05] [INFO ] Time to serialize properties into /tmp/CTLFireability16811367920058617953.ctl : 13 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability6416368407212976870.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16811367920058617953.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 8 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,3.90887e+08,8.35004,206788,2,16950,5,842209,6,0,545,1.00946e+06,0


Converting to forward existential form...Done !
original formula: AF(((EF((((pl_start_robber>=1)&&(pl_robber_here_n10>=1))&&(pl_robber_absent_n11>=1))) * EG((((pl_robber_here_n2>=1)&&(pl_incoming_cops_n2...445
=> equivalent forward existential formula: [FwdG(Init,!(((E(TRUE U (((pl_start_robber>=1)&&(pl_robber_here_n10>=1))&&(pl_robber_absent_n11>=1))) * EG((((pl...508
Reverse transition relation is NOT exact ! Due to transitions t1, t4, t5, t7, t9, t10, t12, t14, t15, t17, t19, t20, t22, t24, t25, t27, t29, t30, t32, t34...704

BK_TIME_CONFINEMENT_REACHED

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ CTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLFireability -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 CTLFireability -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="CopsAndRobbers-PT-HRL020X006"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is CopsAndRobbers-PT-HRL020X006, examination is CTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r254-tall-174931339500218"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CopsAndRobbers-PT-HRL020X006.tgz
mv CopsAndRobbers-PT-HRL020X006 execution
cd execution
if [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "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 [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.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 '' CTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLFireability"
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 ;