About the Execution of ITS-Tools for CopsAndRobbers-PT-HRL014X002
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 840593.00 | 0.00 | 0.00 | TFFFTFFFTTTFFFFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r254-tall-174931339500202.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-HRL014X002, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r254-tall-174931339500202
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 612K
-rw-r--r-- 1 mcc users 6.5K Jun 6 09:01 CTLCardinality.txt
-rw-r--r-- 1 mcc users 49K Jun 6 09:01 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Jun 6 08:59 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Jun 6 08:59 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.8K Jun 6 11:49 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Jun 6 11:49 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K Jun 6 11:49 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Jun 6 11:49 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 5 20:08 NewModel
-rw-r--r-- 1 mcc users 15K Jun 6 09:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 126K Jun 6 09:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 16K Jun 6 09:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 97K Jun 6 09:02 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Jun 6 11:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Jun 6 11:49 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 137K 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-HRL014X002-CTLFireability-2025-00
FORMULA_NAME CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-01
FORMULA_NAME CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-02
FORMULA_NAME CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-03
FORMULA_NAME CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-04
FORMULA_NAME CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-05
FORMULA_NAME CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-06
FORMULA_NAME CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-07
FORMULA_NAME CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-08
FORMULA_NAME CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-09
FORMULA_NAME CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-10
FORMULA_NAME CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-11
FORMULA_NAME CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-12
FORMULA_NAME CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-13
FORMULA_NAME CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-14
FORMULA_NAME CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-15
=== Now, execution of the tool begins
BK_START 1749341309038
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-HRL014X002
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLFireability PT
Running Version 202505121319
[2025-06-08 00:08:30] [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 00:08:30] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-08 00:08:30] [INFO ] Load time of PNML (sax parser for PT used): 67 ms
[2025-06-08 00:08:30] [INFO ] Transformed 80 places.
[2025-06-08 00:08:30] [INFO ] Transformed 158 transitions.
[2025-06-08 00:08:30] [INFO ] Parsed PT model containing 80 places and 158 transitions and 807 arcs in 150 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 12 ms.
Support contains 63 out of 80 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 80/80 places, 158/158 transitions.
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 14 place count 66 transition count 158
Applied a total of 14 rules in 17 ms. Remains 66 /80 variables (removed 14) and now considering 158/158 (removed 0) transitions.
Running 130 sub problems to find dead transitions.
// Phase 1: matrix 158 rows 66 cols
[2025-06-08 00:08:30] [INFO ] Computed 17 invariants in 11 ms
[2025-06-08 00:08:30] [INFO ] State equation strengthened by 42 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
Problem TDEAD78 is UNSAT
Problem TDEAD79 is UNSAT
Problem TDEAD80 is UNSAT
Problem TDEAD81 is UNSAT
Problem TDEAD86 is UNSAT
Problem TDEAD87 is UNSAT
Problem TDEAD88 is UNSAT
Problem TDEAD89 is UNSAT
Problem TDEAD94 is UNSAT
Problem TDEAD95 is UNSAT
Problem TDEAD96 is UNSAT
Problem TDEAD97 is UNSAT
Problem TDEAD102 is UNSAT
Problem TDEAD103 is UNSAT
Problem TDEAD104 is UNSAT
Problem TDEAD105 is UNSAT
Problem TDEAD110 is UNSAT
Problem TDEAD111 is UNSAT
Problem TDEAD112 is UNSAT
Problem TDEAD113 is UNSAT
Problem TDEAD122 is UNSAT
Problem TDEAD123 is UNSAT
Problem TDEAD124 is UNSAT
Problem TDEAD125 is UNSAT
Problem TDEAD134 is UNSAT
Problem TDEAD135 is UNSAT
Problem TDEAD136 is UNSAT
Problem TDEAD137 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 158/224 variables, 66/83 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/224 variables, 42/125 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/224 variables, 0/125 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 8 (OVERLAPS) 0/224 variables, 0/125 constraints. Problems are: Problem set: 28 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Real declared 224/224 variables, and 125 constraints, problems are : Problem set: 28 solved, 102 unsolved in 5654 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 130/130 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 28 solved, 102 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 158/224 variables, 66/83 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/224 variables, 42/125 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/224 variables, 102/227 constraints. Problems are: Problem set: 28 solved, 102 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 224/224 variables, and 227 constraints, problems are : Problem set: 28 solved, 102 unsolved in 20020 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 102/130 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 25854ms problems are : Problem set: 28 solved, 102 unsolved
Search for dead transitions found 28 dead transitions in 25867ms
Found 28 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 28 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 28 transitions.
// Phase 1: matrix 130 rows 66 cols
[2025-06-08 00:08:56] [INFO ] Computed 17 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:08:56] [INFO ] Implicit Places using invariants in 95 ms returned []
[2025-06-08 00:08:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:08:56] [INFO ] State equation strengthened by 28 read => feed constraints.
[2025-06-08 00:08:56] [INFO ] Implicit Places using invariants and state equation in 71 ms returned []
Implicit Place search using SMT with State Equation took 171 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 66/80 places, 130/158 transitions.
Applied a total of 0 rules in 1 ms. Remains 66 /66 variables (removed 0) and now considering 130/130 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 26098 ms. Remains : 66/80 places, 130/158 transitions.
Support contains 63 out of 66 places after structural reductions.
[2025-06-08 00:08:56] [INFO ] Flatten gal took : 28 ms
[2025-06-08 00:08:56] [INFO ] Flatten gal took : 13 ms
[2025-06-08 00:08:56] [INFO ] Input system was already deterministic with 130 transitions.
Reduction of identical properties reduced properties to check from 83 to 80
RANDOM walk for 40001 steps (274 resets) in 1703 ms. (23 steps per ms) remains 18/80 properties
BEST_FIRST walk for 4003 steps (15 resets) in 56 ms. (70 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (29 resets) in 70 ms. (56 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (21 resets) in 25 ms. (153 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4002 steps (14 resets) in 41 ms. (95 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (14 resets) in 43 ms. (90 steps per ms) remains 17/18 properties
BEST_FIRST walk for 4003 steps (21 resets) in 38 ms. (102 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4003 steps (20 resets) in 12 ms. (307 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4003 steps (16 resets) in 26 ms. (148 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4003 steps (18 resets) in 12 ms. (307 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4002 steps (19 resets) in 12 ms. (307 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4001 steps (13 resets) in 17 ms. (222 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4003 steps (14 resets) in 18 ms. (210 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (25 resets) in 13 ms. (286 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4002 steps (15 resets) in 12 ms. (307 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (26 resets) in 14 ms. (266 steps per ms) remains 16/17 properties
BEST_FIRST walk for 4004 steps (51 resets) in 9 ms. (400 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (14 resets) in 13 ms. (285 steps per ms) remains 16/16 properties
[2025-06-08 00:08:57] [INFO ] Invariant cache hit.
[2025-06-08 00:08:57] [INFO ] State equation strengthened by 28 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem AtomicPropp7 is UNSAT
Problem AtomicPropp10 is UNSAT
Problem AtomicPropp20 is UNSAT
Problem AtomicPropp21 is UNSAT
Problem AtomicPropp28 is UNSAT
Problem AtomicPropp33 is UNSAT
Problem AtomicPropp51 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 4/4 constraints. Problems are: Problem set: 7 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/33 variables, 0/4 constraints. Problems are: Problem set: 7 solved, 9 unsolved
Problem AtomicPropp14 is UNSAT
Problem AtomicPropp15 is UNSAT
Problem AtomicPropp47 is UNSAT
Problem AtomicPropp53 is UNSAT
Problem AtomicPropp56 is UNSAT
Problem AtomicPropp58 is UNSAT
Problem AtomicPropp65 is UNSAT
Problem AtomicPropp73 is UNSAT
At refinement iteration 2 (OVERLAPS) 15/48 variables, 11/15 constraints. Problems are: Problem set: 15 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/48 variables, 0/15 constraints. Problems are: Problem set: 15 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1/49 variables, 1/16 constraints. Problems are: Problem set: 15 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/49 variables, 0/16 constraints. Problems are: Problem set: 15 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1/50 variables, 1/17 constraints. Problems are: Problem set: 15 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/50 variables, 0/17 constraints. Problems are: Problem set: 15 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 114/164 variables, 50/67 constraints. Problems are: Problem set: 15 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/164 variables, 12/79 constraints. Problems are: Problem set: 15 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/164 variables, 0/79 constraints. Problems are: Problem set: 15 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 32/196 variables, 16/95 constraints. Problems are: Problem set: 15 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/196 variables, 16/111 constraints. Problems are: Problem set: 15 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/196 variables, 0/111 constraints. Problems are: Problem set: 15 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/196 variables, 0/111 constraints. Problems are: Problem set: 15 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 196/196 variables, and 111 constraints, problems are : Problem set: 15 solved, 1 unsolved in 202 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 15 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 15 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 22/27 variables, 4/4 constraints. Problems are: Problem set: 15 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/27 variables, 0/4 constraints. Problems are: Problem set: 15 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 12/39 variables, 12/16 constraints. Problems are: Problem set: 15 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/39 variables, 0/16 constraints. Problems are: Problem set: 15 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1/40 variables, 1/17 constraints. Problems are: Problem set: 15 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/17 constraints. Problems are: Problem set: 15 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 104/144 variables, 40/57 constraints. Problems are: Problem set: 15 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/144 variables, 2/59 constraints. Problems are: Problem set: 15 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/144 variables, 0/59 constraints. Problems are: Problem set: 15 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 52/196 variables, 26/85 constraints. Problems are: Problem set: 15 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/196 variables, 26/111 constraints. Problems are: Problem set: 15 solved, 1 unsolved
Problem AtomicPropp71 is UNSAT
After SMT solving in domain Int declared 196/196 variables, and 112 constraints, problems are : Problem set: 16 solved, 0 unsolved in 86 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 1/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 299ms problems are : Problem set: 16 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 16 atomic propositions for a total of 16 simplifications.
FORMULA CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-06-08 00:08:58] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2025-06-08 00:08:58] [INFO ] Flatten gal took : 10 ms
[2025-06-08 00:08:58] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
FORMULA CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-06-08 00:08:58] [INFO ] Flatten gal took : 9 ms
[2025-06-08 00:08:58] [INFO ] Input system was already deterministic with 130 transitions.
Support contains 56 out of 66 places (down from 61) after GAL structural reductions.
FORMULA CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 4 stabilizing places and 29 stable transitions
Starting structural reductions in SI_CTL mode, iteration 0 : 66/66 places, 130/130 transitions.
Applied a total of 0 rules in 6 ms. Remains 66 /66 variables (removed 0) and now considering 130/130 (removed 0) transitions.
Running 102 sub problems to find dead transitions.
[2025-06-08 00:08:58] [INFO ] Invariant cache hit.
[2025-06-08 00:08:58] [INFO ] State equation strengthened by 28 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:09:00] [INFO ] Deduced a trap along path composed of 6 places in 42 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (OVERLAPS) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Real declared 196/196 variables, and 112 constraints, problems are : Problem set: 0 solved, 102 unsolved in 5963 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 102/213 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:09:13] [INFO ] Deduced a trap composed of 33 places in 58 ms of which 4 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 102 unsolved
SMT process timed out in 26012ms, After SMT, problems are : Problem set: 0 solved, 102 unsolved
Search for dead transitions found 0 dead transitions in 26017ms
[2025-06-08 00:09:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:09:24] [INFO ] Implicit Places using invariants in 59 ms returned []
[2025-06-08 00:09:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:09:24] [INFO ] State equation strengthened by 28 read => feed constraints.
[2025-06-08 00:09:24] [INFO ] Implicit Places using invariants and state equation in 135 ms returned []
Implicit Place search using SMT with State Equation took 196 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 00:09:24] [INFO ] Redundant transitions in 3 ms returned []
Running 102 sub problems to find dead transitions.
[2025-06-08 00:09:24] [INFO ] Invariant cache hit.
[2025-06-08 00:09:24] [INFO ] State equation strengthened by 28 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:09:26] [INFO ] Deduced a trap along path composed of 6 places in 32 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (OVERLAPS) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Real declared 196/196 variables, and 112 constraints, problems are : Problem set: 0 solved, 102 unsolved in 5950 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 102/213 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:09:39] [INFO ] Deduced a trap composed of 33 places in 44 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/196 variables, 1/215 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 196/196 variables, and 215 constraints, problems are : Problem set: 0 solved, 102 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 36007ms problems are : Problem set: 0 solved, 102 unsolved
Search for dead transitions found 0 dead transitions in 36007ms
Finished structural reductions in SI_CTL mode , in 1 iterations and 62240 ms. Remains : 66/66 places, 130/130 transitions.
[2025-06-08 00:10:00] [INFO ] Flatten gal took : 8 ms
[2025-06-08 00:10:00] [INFO ] Flatten gal took : 8 ms
[2025-06-08 00:10:00] [INFO ] Input system was already deterministic with 130 transitions.
[2025-06-08 00:10:00] [INFO ] Flatten gal took : 7 ms
[2025-06-08 00:10:00] [INFO ] Flatten gal took : 7 ms
[2025-06-08 00:10:00] [INFO ] Time to serialize gal into /tmp/CTLFireability4567882882428759499.gal : 4 ms
[2025-06-08 00:10:00] [INFO ] Time to serialize properties into /tmp/CTLFireability6165149249219549532.ctl : 3 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/CTLFireability4567882882428759499.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability6165149249219549532.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,17158,0.19405,10392,2,1893,5,23148,6,0,395,29207,0
Converting to forward existential form...Done !
original formula: !(A(((EF(((pl_robber_here_n4>=1)&&(pl_incoming_cops_n4>=1))) + (((pl_start_cops>=1)&&(pl_cops_n4>=1))&&(pl_robber_absent_n4>=1))) + ((pl_...526
=> equivalent forward existential formula: (([((FwdU(Init,!((!((((pl_start_robber>=1)&&(pl_robber_here_n1>=1))&&(pl_robber_absent_n2>=1))) * E(TRUE U (!((E...2259
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...526
(forward)formula 0,1,2.02595,76668,1,0,381,412052,299,138,3616,259824,387
FORMULA CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 130/130 transitions.
Applied a total of 0 rules in 2 ms. Remains 66 /66 variables (removed 0) and now considering 130/130 (removed 0) transitions.
Running 102 sub problems to find dead transitions.
[2025-06-08 00:10:02] [INFO ] Invariant cache hit.
[2025-06-08 00:10:02] [INFO ] State equation strengthened by 28 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:10:04] [INFO ] Deduced a trap along path composed of 6 places in 36 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (OVERLAPS) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Real declared 196/196 variables, and 112 constraints, problems are : Problem set: 0 solved, 102 unsolved in 5989 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 102/213 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:10:17] [INFO ] Deduced a trap composed of 33 places in 56 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 102 unsolved
SMT process timed out in 26029ms, After SMT, problems are : Problem set: 0 solved, 102 unsolved
Search for dead transitions found 0 dead transitions in 26031ms
[2025-06-08 00:10:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:10:28] [INFO ] Implicit Places using invariants in 54 ms returned []
[2025-06-08 00:10:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:10:28] [INFO ] State equation strengthened by 28 read => feed constraints.
[2025-06-08 00:10:28] [INFO ] Implicit Places using invariants and state equation in 183 ms returned []
Implicit Place search using SMT with State Equation took 239 ms to find 0 implicit places.
Running 102 sub problems to find dead transitions.
[2025-06-08 00:10:28] [INFO ] Invariant cache hit.
[2025-06-08 00:10:28] [INFO ] State equation strengthened by 28 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:10:30] [INFO ] Deduced a trap along path composed of 6 places in 24 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (OVERLAPS) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Real declared 196/196 variables, and 112 constraints, problems are : Problem set: 0 solved, 102 unsolved in 5919 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 102/213 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:10:44] [INFO ] Deduced a trap composed of 33 places in 50 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/196 variables, 1/215 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 196/196 variables, and 215 constraints, problems are : Problem set: 0 solved, 102 unsolved in 30009 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 35953ms problems are : Problem set: 0 solved, 102 unsolved
Search for dead transitions found 0 dead transitions in 35954ms
Finished structural reductions in LTL mode , in 1 iterations and 62226 ms. Remains : 66/66 places, 130/130 transitions.
[2025-06-08 00:11:04] [INFO ] Flatten gal took : 11 ms
[2025-06-08 00:11:04] [INFO ] Flatten gal took : 6 ms
[2025-06-08 00:11:04] [INFO ] Input system was already deterministic with 130 transitions.
[2025-06-08 00:11:04] [INFO ] Flatten gal took : 6 ms
[2025-06-08 00:11:04] [INFO ] Flatten gal took : 7 ms
[2025-06-08 00:11:04] [INFO ] Time to serialize gal into /tmp/CTLFireability18042187853723676669.gal : 2 ms
[2025-06-08 00:11:04] [INFO ] Time to serialize properties into /tmp/CTLFireability12365288852744072872.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/CTLFireability18042187853723676669.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12365288852744072872.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,17158,0.164549,10440,2,1893,5,23148,6,0,395,29207,0
Converting to forward existential form...Done !
original formula: AX(((pl_init_robber<1)||(pl_robber_absent_n4<1)))
=> equivalent forward existential formula: [(EY(Init) * !(((pl_init_robber<1)||(pl_robber_absent_n4<1))))] = FALSE
(forward)formula 0,0,0.168475,10568,1,0,10,23148,9,2,656,29207,2
FORMULA CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 130/130 transitions.
Applied a total of 0 rules in 2 ms. Remains 66 /66 variables (removed 0) and now considering 130/130 (removed 0) transitions.
Running 102 sub problems to find dead transitions.
[2025-06-08 00:11:04] [INFO ] Invariant cache hit.
[2025-06-08 00:11:04] [INFO ] State equation strengthened by 28 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:11:07] [INFO ] Deduced a trap along path composed of 6 places in 28 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (OVERLAPS) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Real declared 196/196 variables, and 112 constraints, problems are : Problem set: 0 solved, 102 unsolved in 5936 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 102/213 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:11:20] [INFO ] Deduced a trap composed of 33 places in 51 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 102 unsolved
SMT process timed out in 25969ms, After SMT, problems are : Problem set: 0 solved, 102 unsolved
Search for dead transitions found 0 dead transitions in 25969ms
[2025-06-08 00:11:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:11:30] [INFO ] Implicit Places using invariants in 54 ms returned []
[2025-06-08 00:11:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:11:31] [INFO ] State equation strengthened by 28 read => feed constraints.
[2025-06-08 00:11:31] [INFO ] Implicit Places using invariants and state equation in 150 ms returned []
Implicit Place search using SMT with State Equation took 206 ms to find 0 implicit places.
Running 102 sub problems to find dead transitions.
[2025-06-08 00:11:31] [INFO ] Invariant cache hit.
[2025-06-08 00:11:31] [INFO ] State equation strengthened by 28 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:11:33] [INFO ] Deduced a trap along path composed of 6 places in 30 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (OVERLAPS) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Real declared 196/196 variables, and 112 constraints, problems are : Problem set: 0 solved, 102 unsolved in 5900 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 102/213 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:11:46] [INFO ] Deduced a trap composed of 33 places in 49 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/196 variables, 1/215 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 196/196 variables, and 215 constraints, problems are : Problem set: 0 solved, 102 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 35944ms problems are : Problem set: 0 solved, 102 unsolved
Search for dead transitions found 0 dead transitions in 35944ms
Finished structural reductions in LTL mode , in 1 iterations and 62122 ms. Remains : 66/66 places, 130/130 transitions.
[2025-06-08 00:12:07] [INFO ] Flatten gal took : 6 ms
[2025-06-08 00:12:07] [INFO ] Flatten gal took : 6 ms
[2025-06-08 00:12:07] [INFO ] Input system was already deterministic with 130 transitions.
[2025-06-08 00:12:07] [INFO ] Flatten gal took : 5 ms
[2025-06-08 00:12:07] [INFO ] Flatten gal took : 5 ms
[2025-06-08 00:12:07] [INFO ] Time to serialize gal into /tmp/CTLFireability16471264335059943618.gal : 2 ms
[2025-06-08 00:12:07] [INFO ] Time to serialize properties into /tmp/CTLFireability16899393438187510892.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/CTLFireability16471264335059943618.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16899393438187510892.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,17158,0.165078,10436,2,1893,5,23148,6,0,395,29207,0
Converting to forward existential form...Done !
original formula: AX(A(((pl_cops_n12>=1)&&(pl_robber_here_n12>=1)) U AF(((pl_init_robber>=1)&&(pl_robber_absent_n14>=1)))))
=> equivalent forward existential formula: ([FwdG((FwdU(EY(Init),!(!(EG(!(((pl_init_robber>=1)&&(pl_robber_absent_n14>=1))))))) * !(((pl_cops_n12>=1)&&(pl_...329
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...526
(forward)formula 0,0,4.16461,146112,1,0,531,834655,287,236,3504,607136,552
FORMULA CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 66/66 places, 130/130 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 66 transition count 129
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 65 transition count 129
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 4 place count 64 transition count 128
Applied a total of 4 rules in 15 ms. Remains 64 /66 variables (removed 2) and now considering 128/130 (removed 2) transitions.
Running 100 sub problems to find dead transitions.
// Phase 1: matrix 128 rows 64 cols
[2025-06-08 00:12:11] [INFO ] Computed 17 invariants in 2 ms
[2025-06-08 00:12:11] [INFO ] State equation strengthened by 28 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/62 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 3 (OVERLAPS) 2/64 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 5 (OVERLAPS) 128/192 variables, 64/81 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 28/109 constraints. Problems are: Problem set: 0 solved, 100 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:12:13] [INFO ] Deduced a trap along path composed of 5 places in 25 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:12:13] [INFO ] Deduced a trap along path composed of 5 places in 29 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 2/111 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 9 (OVERLAPS) 0/192 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 100 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 111 constraints, problems are : Problem set: 0 solved, 100 unsolved in 6650 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 64/64 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 100/100 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 100 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/62 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 3 (OVERLAPS) 2/64 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 5 (OVERLAPS) 128/192 variables, 64/81 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 28/109 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 100/209 constraints. Problems are: Problem set: 0 solved, 100 unsolved
SMT process timed out in 26688ms, After SMT, problems are : Problem set: 0 solved, 100 unsolved
Search for dead transitions found 0 dead transitions in 26689ms
[2025-06-08 00:12:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:12:38] [INFO ] Implicit Places using invariants in 50 ms returned []
[2025-06-08 00:12:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:12:38] [INFO ] State equation strengthened by 28 read => feed constraints.
[2025-06-08 00:12:38] [INFO ] Implicit Places using invariants and state equation in 137 ms returned []
Implicit Place search using SMT with State Equation took 188 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 00:12:38] [INFO ] Redundant transitions in 8 ms returned []
Running 100 sub problems to find dead transitions.
[2025-06-08 00:12:38] [INFO ] Invariant cache hit.
[2025-06-08 00:12:38] [INFO ] State equation strengthened by 28 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/62 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 3 (OVERLAPS) 2/64 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 5 (OVERLAPS) 128/192 variables, 64/81 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 28/109 constraints. Problems are: Problem set: 0 solved, 100 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:12:40] [INFO ] Deduced a trap along path composed of 5 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:12:40] [INFO ] Deduced a trap along path composed of 5 places in 31 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 2/111 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 9 (OVERLAPS) 0/192 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 100 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 111 constraints, problems are : Problem set: 0 solved, 100 unsolved in 6660 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 64/64 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 100/100 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 100 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/62 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 3 (OVERLAPS) 2/64 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 5 (OVERLAPS) 128/192 variables, 64/81 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 28/109 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 100/209 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 2/211 constraints. Problems are: Problem set: 0 solved, 100 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 192/192 variables, and 211 constraints, problems are : Problem set: 0 solved, 100 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 64/64 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 100/100 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 36696ms problems are : Problem set: 0 solved, 100 unsolved
Search for dead transitions found 0 dead transitions in 36696ms
Starting structural reductions in SI_CTL mode, iteration 1 : 64/66 places, 128/130 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 63602 ms. Remains : 64/66 places, 128/130 transitions.
[2025-06-08 00:13:14] [INFO ] Flatten gal took : 9 ms
[2025-06-08 00:13:14] [INFO ] Flatten gal took : 5 ms
[2025-06-08 00:13:14] [INFO ] Input system was already deterministic with 128 transitions.
[2025-06-08 00:13:14] [INFO ] Flatten gal took : 5 ms
[2025-06-08 00:13:14] [INFO ] Flatten gal took : 5 ms
[2025-06-08 00:13:14] [INFO ] Time to serialize gal into /tmp/CTLFireability14996857422287462091.gal : 2 ms
[2025-06-08 00:13:14] [INFO ] Time to serialize properties into /tmp/CTLFireability16005688910065375018.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/CTLFireability14996857422287462091.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16005688910065375018.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,14218,0.126251,9244,2,1584,5,20545,6,0,385,22292,0
Converting to forward existential form...Done !
original formula: AG(EF(AG((((pl_finalizing<1)||(pl_robber_absent_n12<1))||(pl_incoming_cops_n12<1)))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U !(E(TRUE U !((((pl_finalizing<1)||(pl_robber_absent_n12<1))||(pl_incoming_cops_n1...175
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t5, t7, t8, t10, t12, t13, t15, t17, t18, t20, t22, t23, t25, t27, t28, t30, t32, t33...534
(forward)formula 0,1,2.39617,88100,1,0,300,492588,278,102,3457,276270,324
FORMULA CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 66/66 places, 130/130 transitions.
Applied a total of 0 rules in 7 ms. Remains 66 /66 variables (removed 0) and now considering 130/130 (removed 0) transitions.
Running 102 sub problems to find dead transitions.
// Phase 1: matrix 130 rows 66 cols
[2025-06-08 00:13:17] [INFO ] Computed 17 invariants in 3 ms
[2025-06-08 00:13:17] [INFO ] State equation strengthened by 28 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:13:19] [INFO ] Deduced a trap along path composed of 6 places in 31 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (OVERLAPS) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Real declared 196/196 variables, and 112 constraints, problems are : Problem set: 0 solved, 102 unsolved in 5981 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 102/213 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:13:32] [INFO ] Deduced a trap composed of 33 places in 56 ms of which 6 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 102 unsolved
SMT process timed out in 26015ms, After SMT, problems are : Problem set: 0 solved, 102 unsolved
Search for dead transitions found 0 dead transitions in 26015ms
[2025-06-08 00:13:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:13:43] [INFO ] Implicit Places using invariants in 41 ms returned []
[2025-06-08 00:13:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:13:43] [INFO ] State equation strengthened by 28 read => feed constraints.
[2025-06-08 00:13:43] [INFO ] Implicit Places using invariants and state equation in 125 ms returned []
Implicit Place search using SMT with State Equation took 168 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 00:13:43] [INFO ] Redundant transitions in 5 ms returned []
Running 102 sub problems to find dead transitions.
[2025-06-08 00:13:43] [INFO ] Invariant cache hit.
[2025-06-08 00:13:43] [INFO ] State equation strengthened by 28 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:13:45] [INFO ] Deduced a trap along path composed of 6 places in 31 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (OVERLAPS) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Real declared 196/196 variables, and 112 constraints, problems are : Problem set: 0 solved, 102 unsolved in 5903 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 102/213 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:13:58] [INFO ] Deduced a trap composed of 33 places in 47 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/196 variables, 1/215 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 196/196 variables, and 215 constraints, problems are : Problem set: 0 solved, 102 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 35943ms problems are : Problem set: 0 solved, 102 unsolved
Search for dead transitions found 0 dead transitions in 35943ms
Finished structural reductions in SI_CTL mode , in 1 iterations and 62142 ms. Remains : 66/66 places, 130/130 transitions.
[2025-06-08 00:14:19] [INFO ] Flatten gal took : 10 ms
[2025-06-08 00:14:19] [INFO ] Flatten gal took : 5 ms
[2025-06-08 00:14:19] [INFO ] Input system was already deterministic with 130 transitions.
[2025-06-08 00:14:19] [INFO ] Flatten gal took : 5 ms
[2025-06-08 00:14:19] [INFO ] Flatten gal took : 5 ms
[2025-06-08 00:14:19] [INFO ] Time to serialize gal into /tmp/CTLFireability16669597745464520555.gal : 2 ms
[2025-06-08 00:14:19] [INFO ] Time to serialize properties into /tmp/CTLFireability5629474068322035947.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/CTLFireability16669597745464520555.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability5629474068322035947.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,17158,0.161333,10432,2,1893,5,23148,6,0,395,29207,0
Converting to forward existential form...Done !
original formula: AF(!(E(!(A((((pl_start_robber>=1)&&(pl_robber_absent_n12>=1))&&(pl_robber_here_n13>=1)) U (((pl_finalizing>=1)&&(pl_robber_absent_n2>=1))...357
=> equivalent forward existential formula: [FwdG(Init,!(!(E(!(!((E(!((((pl_finalizing>=1)&&(pl_robber_absent_n2>=1))&&(pl_incoming_cops_n2>=1))) U (!((((pl...579
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...526
(forward)formula 0,0,6.86222,214160,1,0,1078,1.26029e+06,295,633,3522,928903,1089
FORMULA CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 130/130 transitions.
Applied a total of 0 rules in 1 ms. Remains 66 /66 variables (removed 0) and now considering 130/130 (removed 0) transitions.
Running 102 sub problems to find dead transitions.
[2025-06-08 00:14:26] [INFO ] Invariant cache hit.
[2025-06-08 00:14:26] [INFO ] State equation strengthened by 28 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:14:28] [INFO ] Deduced a trap along path composed of 6 places in 31 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (OVERLAPS) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Real declared 196/196 variables, and 112 constraints, problems are : Problem set: 0 solved, 102 unsolved in 6027 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 102/213 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:14:41] [INFO ] Deduced a trap composed of 33 places in 48 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 102 unsolved
SMT process timed out in 26058ms, After SMT, problems are : Problem set: 0 solved, 102 unsolved
Search for dead transitions found 0 dead transitions in 26058ms
[2025-06-08 00:14:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:14:52] [INFO ] Implicit Places using invariants in 50 ms returned []
[2025-06-08 00:14:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:14:52] [INFO ] State equation strengthened by 28 read => feed constraints.
[2025-06-08 00:14:52] [INFO ] Implicit Places using invariants and state equation in 152 ms returned []
Implicit Place search using SMT with State Equation took 203 ms to find 0 implicit places.
Running 102 sub problems to find dead transitions.
[2025-06-08 00:14:52] [INFO ] Invariant cache hit.
[2025-06-08 00:14:52] [INFO ] State equation strengthened by 28 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:14:54] [INFO ] Deduced a trap along path composed of 6 places in 26 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (OVERLAPS) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Real declared 196/196 variables, and 112 constraints, problems are : Problem set: 0 solved, 102 unsolved in 6022 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 102/213 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:15:08] [INFO ] Deduced a trap composed of 33 places in 41 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/196 variables, 1/215 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 196/196 variables, and 215 constraints, problems are : Problem set: 0 solved, 102 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 36056ms problems are : Problem set: 0 solved, 102 unsolved
Search for dead transitions found 0 dead transitions in 36057ms
Finished structural reductions in LTL mode , in 1 iterations and 62320 ms. Remains : 66/66 places, 130/130 transitions.
[2025-06-08 00:15:28] [INFO ] Flatten gal took : 6 ms
[2025-06-08 00:15:28] [INFO ] Flatten gal took : 5 ms
[2025-06-08 00:15:28] [INFO ] Input system was already deterministic with 130 transitions.
[2025-06-08 00:15:28] [INFO ] Flatten gal took : 5 ms
[2025-06-08 00:15:28] [INFO ] Flatten gal took : 5 ms
[2025-06-08 00:15:28] [INFO ] Time to serialize gal into /tmp/CTLFireability11672242120300839260.gal : 1 ms
[2025-06-08 00:15:28] [INFO ] Time to serialize properties into /tmp/CTLFireability14150072829408691547.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/CTLFireability11672242120300839260.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability14150072829408691547.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,17158,0.163417,10436,2,1893,5,23148,6,0,395,29207,0
Converting to forward existential form...Done !
original formula: (AX(((pl_init_cops>=1) + ((pl_moved_robber>=1) * AG((((pl_cops_n5>=1)&&(pl_robber_here_n5>=1))||(pl_finished_moving>=2)))))) * EG((pl_ini...167
=> equivalent forward existential formula: (([((EY(Init) * !((pl_init_cops>=1))) * !((pl_moved_robber>=1)))] = FALSE * [(FwdU((EY(Init) * !((pl_init_cops>=...297
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...526
(forward)formula 0,0,0.579216,24952,1,0,300,99633,282,99,3491,68780,295
FORMULA CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-06 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 130/130 transitions.
Applied a total of 0 rules in 1 ms. Remains 66 /66 variables (removed 0) and now considering 130/130 (removed 0) transitions.
Running 102 sub problems to find dead transitions.
[2025-06-08 00:15:29] [INFO ] Invariant cache hit.
[2025-06-08 00:15:29] [INFO ] State equation strengthened by 28 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:15:31] [INFO ] Deduced a trap along path composed of 6 places in 26 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (OVERLAPS) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Real declared 196/196 variables, and 112 constraints, problems are : Problem set: 0 solved, 102 unsolved in 5936 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 102/213 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:15:44] [INFO ] Deduced a trap composed of 33 places in 54 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 102 unsolved
SMT process timed out in 25974ms, After SMT, problems are : Problem set: 0 solved, 102 unsolved
Search for dead transitions found 0 dead transitions in 25975ms
[2025-06-08 00:15:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:15:55] [INFO ] Implicit Places using invariants in 46 ms returned []
[2025-06-08 00:15:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:15:55] [INFO ] State equation strengthened by 28 read => feed constraints.
[2025-06-08 00:15:55] [INFO ] Implicit Places using invariants and state equation in 95 ms returned []
Implicit Place search using SMT with State Equation took 143 ms to find 0 implicit places.
Running 102 sub problems to find dead transitions.
[2025-06-08 00:15:55] [INFO ] Invariant cache hit.
[2025-06-08 00:15:55] [INFO ] State equation strengthened by 28 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:15:57] [INFO ] Deduced a trap along path composed of 6 places in 28 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (OVERLAPS) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Real declared 196/196 variables, and 112 constraints, problems are : Problem set: 0 solved, 102 unsolved in 5958 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 102/213 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:16:10] [INFO ] Deduced a trap composed of 33 places in 52 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/196 variables, 1/215 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 196/196 variables, and 215 constraints, problems are : Problem set: 0 solved, 102 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 35999ms problems are : Problem set: 0 solved, 102 unsolved
Search for dead transitions found 0 dead transitions in 36000ms
Finished structural reductions in LTL mode , in 1 iterations and 62119 ms. Remains : 66/66 places, 130/130 transitions.
[2025-06-08 00:16:31] [INFO ] Flatten gal took : 4 ms
[2025-06-08 00:16:31] [INFO ] Flatten gal took : 5 ms
[2025-06-08 00:16:31] [INFO ] Input system was already deterministic with 130 transitions.
[2025-06-08 00:16:31] [INFO ] Flatten gal took : 5 ms
[2025-06-08 00:16:31] [INFO ] Flatten gal took : 5 ms
[2025-06-08 00:16:31] [INFO ] Time to serialize gal into /tmp/CTLFireability14726338206716330932.gal : 1 ms
[2025-06-08 00:16:31] [INFO ] Time to serialize properties into /tmp/CTLFireability12729629350641598453.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/CTLFireability14726338206716330932.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12729629350641598453.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,17158,0.159074,10436,2,1893,5,23148,6,0,395,29207,0
Converting to forward existential form...Done !
original formula: (EG(AG(A((((pl_start_cops>=1)&&(pl_cops_n10>=1))&&(pl_robber_absent_n10>=1)) U AF((((pl_start_cops>=1)&&(pl_cops_n3>=1))&&(pl_robber_abse...1120
=> equivalent forward existential formula: ([(Init * !(EG(!(E(TRUE U !(!((E(!(!(EG(!((((pl_start_cops>=1)&&(pl_cops_n3>=1))&&(pl_robber_absent_n3>=1)))))) ...2018
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...526
Using saturation style SCC detection
Using saturation style SCC detection
(forward)formula 0,0,13.9116,410644,1,0,1244,2.41214e+06,327,673,3634,1.69228e+06,1496
FORMULA CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-07 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 66/66 places, 130/130 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 66 transition count 129
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 65 transition count 129
Applied a total of 2 rules in 12 ms. Remains 65 /66 variables (removed 1) and now considering 129/130 (removed 1) transitions.
Running 101 sub problems to find dead transitions.
// Phase 1: matrix 129 rows 65 cols
[2025-06-08 00:16:45] [INFO ] Computed 17 invariants in 2 ms
[2025-06-08 00:16:45] [INFO ] State equation strengthened by 28 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 3 (OVERLAPS) 2/65 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/65 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 5 (OVERLAPS) 129/194 variables, 65/82 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/194 variables, 28/110 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/194 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 101 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:16:49] [INFO ] Deduced a trap along path composed of 5 places in 28 ms of which 1 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/194 variables, 1/111 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/194 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 10 (OVERLAPS) 0/194 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 101 unsolved
No progress, stopping.
After SMT solving in domain Real declared 194/194 variables, and 111 constraints, problems are : Problem set: 0 solved, 101 unsolved in 7575 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 101/101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 101 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 3 (OVERLAPS) 2/65 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/65 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 5 (OVERLAPS) 129/194 variables, 65/82 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/194 variables, 28/110 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/194 variables, 101/211 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/194 variables, 1/212 constraints. Problems are: Problem set: 0 solved, 101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 194/194 variables, and 212 constraints, problems are : Problem set: 0 solved, 101 unsolved in 20011 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 101/101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 27615ms problems are : Problem set: 0 solved, 101 unsolved
Search for dead transitions found 0 dead transitions in 27616ms
[2025-06-08 00:17:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:17:13] [INFO ] Implicit Places using invariants in 52 ms returned []
[2025-06-08 00:17:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:17:13] [INFO ] State equation strengthened by 28 read => feed constraints.
[2025-06-08 00:17:13] [INFO ] Implicit Places using invariants and state equation in 119 ms returned []
Implicit Place search using SMT with State Equation took 173 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 00:17:13] [INFO ] Redundant transitions in 5 ms returned []
Running 101 sub problems to find dead transitions.
[2025-06-08 00:17:13] [INFO ] Invariant cache hit.
[2025-06-08 00:17:13] [INFO ] State equation strengthened by 28 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 3 (OVERLAPS) 2/65 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/65 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 5 (OVERLAPS) 129/194 variables, 65/82 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/194 variables, 28/110 constraints. Problems are: Problem set: 0 solved, 101 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:17:15] [INFO ] Deduced a trap along path composed of 5 places in 30 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/194 variables, 1/111 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/194 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 9 (OVERLAPS) 0/194 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 101 unsolved
No progress, stopping.
After SMT solving in domain Real declared 194/194 variables, and 111 constraints, problems are : Problem set: 0 solved, 101 unsolved in 5989 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 101/101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 101 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 3 (OVERLAPS) 2/65 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/65 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 5 (OVERLAPS) 129/194 variables, 65/82 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/194 variables, 28/110 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/194 variables, 101/211 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/194 variables, 1/212 constraints. Problems are: Problem set: 0 solved, 101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 194/194 variables, and 212 constraints, problems are : Problem set: 0 solved, 101 unsolved in 30007 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 101/101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 36015ms problems are : Problem set: 0 solved, 101 unsolved
Search for dead transitions found 0 dead transitions in 36016ms
Starting structural reductions in SI_CTL mode, iteration 1 : 65/66 places, 129/130 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 63826 ms. Remains : 65/66 places, 129/130 transitions.
[2025-06-08 00:17:49] [INFO ] Flatten gal took : 10 ms
[2025-06-08 00:17:49] [INFO ] Flatten gal took : 5 ms
[2025-06-08 00:17:49] [INFO ] Input system was already deterministic with 129 transitions.
[2025-06-08 00:17:49] [INFO ] Flatten gal took : 4 ms
[2025-06-08 00:17:49] [INFO ] Flatten gal took : 5 ms
[2025-06-08 00:17:49] [INFO ] Time to serialize gal into /tmp/CTLFireability16257727919114870001.gal : 1 ms
[2025-06-08 00:17:49] [INFO ] Time to serialize properties into /tmp/CTLFireability8229762100825350937.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/CTLFireability16257727919114870001.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability8229762100825350937.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,15884,0.160845,10440,2,1884,5,23301,6,0,390,29380,0
Converting to forward existential form...Done !
original formula: EF((((pl_init_cops<1) * EF(AG((((pl_start_cops<1)||(pl_cops_n7<1))||(pl_robber_absent_n7<1))))) * EG(((((pl_init_robber<1)||(pl_robber_ab...290
=> equivalent forward existential formula: [FwdG((FwdU(Init,TRUE) * ((pl_init_cops<1) * E(TRUE U !(E(TRUE U !((((pl_start_cops<1)||(pl_cops_n7<1))||(pl_rob...358
Reverse transition relation is NOT exact ! Due to transitions t1, t3, t4, t6, t8, t9, t11, t13, t14, t16, t18, t19, t21, t23, t24, t26, t28, t29, t31, t33,...538
Hit Full ! (commute/partial/dont) 66/0/63
(forward)formula 0,1,4.24324,148184,1,0,395,867436,291,148,3623,509224,404
FORMULA CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-09 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 130/130 transitions.
Applied a total of 0 rules in 1 ms. Remains 66 /66 variables (removed 0) and now considering 130/130 (removed 0) transitions.
Running 102 sub problems to find dead transitions.
// Phase 1: matrix 130 rows 66 cols
[2025-06-08 00:17:53] [INFO ] Computed 17 invariants in 3 ms
[2025-06-08 00:17:53] [INFO ] State equation strengthened by 28 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:17:55] [INFO ] Deduced a trap along path composed of 6 places in 33 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (OVERLAPS) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Real declared 196/196 variables, and 112 constraints, problems are : Problem set: 0 solved, 102 unsolved in 5892 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 102/213 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:18:09] [INFO ] Deduced a trap composed of 33 places in 49 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 102 unsolved
SMT process timed out in 25928ms, After SMT, problems are : Problem set: 0 solved, 102 unsolved
Search for dead transitions found 0 dead transitions in 25928ms
[2025-06-08 00:18:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:18:19] [INFO ] Implicit Places using invariants in 44 ms returned []
[2025-06-08 00:18:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:18:19] [INFO ] State equation strengthened by 28 read => feed constraints.
[2025-06-08 00:18:19] [INFO ] Implicit Places using invariants and state equation in 113 ms returned []
Implicit Place search using SMT with State Equation took 158 ms to find 0 implicit places.
Running 102 sub problems to find dead transitions.
[2025-06-08 00:18:19] [INFO ] Invariant cache hit.
[2025-06-08 00:18:19] [INFO ] State equation strengthened by 28 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:18:21] [INFO ] Deduced a trap along path composed of 6 places in 32 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (OVERLAPS) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Real declared 196/196 variables, and 112 constraints, problems are : Problem set: 0 solved, 102 unsolved in 6013 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 102/213 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:18:35] [INFO ] Deduced a trap composed of 33 places in 44 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/196 variables, 1/215 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 196/196 variables, and 215 constraints, problems are : Problem set: 0 solved, 102 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 36045ms problems are : Problem set: 0 solved, 102 unsolved
Search for dead transitions found 0 dead transitions in 36046ms
Finished structural reductions in LTL mode , in 1 iterations and 62134 ms. Remains : 66/66 places, 130/130 transitions.
[2025-06-08 00:18:55] [INFO ] Flatten gal took : 4 ms
[2025-06-08 00:18:55] [INFO ] Flatten gal took : 4 ms
[2025-06-08 00:18:55] [INFO ] Input system was already deterministic with 130 transitions.
[2025-06-08 00:18:55] [INFO ] Flatten gal took : 9 ms
[2025-06-08 00:18:55] [INFO ] Flatten gal took : 4 ms
[2025-06-08 00:18:55] [INFO ] Time to serialize gal into /tmp/CTLFireability16171710891752964969.gal : 1 ms
[2025-06-08 00:18:55] [INFO ] Time to serialize properties into /tmp/CTLFireability2851224143685982342.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/CTLFireability16171710891752964969.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability2851224143685982342.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,17158,0.178646,10432,2,1893,5,23148,6,0,395,29207,0
Converting to forward existential form...Done !
original formula: AG((E((EX(((pl_robber_here_n4>=1)&&(pl_incoming_cops_n4>=1))) + EF(((pl_cops_n8>=1)&&(pl_robber_here_n8>=1)))) U (pl_awaiting>=2)) * ((EF...391
=> equivalent forward existential formula: ([(FwdU(Init,TRUE) * !(E((EX(((pl_robber_here_n4>=1)&&(pl_incoming_cops_n4>=1))) + E(TRUE U ((pl_cops_n8>=1)&&(p...563
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...526
(forward)formula 0,0,6.67517,209688,1,0,641,1.23323e+06,311,292,3580,832255,688
FORMULA CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Starting structural reductions in SI_CTL mode, iteration 0 : 66/66 places, 130/130 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 66 transition count 129
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 65 transition count 129
Applied a total of 2 rules in 5 ms. Remains 65 /66 variables (removed 1) and now considering 129/130 (removed 1) transitions.
Running 101 sub problems to find dead transitions.
// Phase 1: matrix 129 rows 65 cols
[2025-06-08 00:19:02] [INFO ] Computed 17 invariants in 3 ms
[2025-06-08 00:19:02] [INFO ] State equation strengthened by 28 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 3 (OVERLAPS) 2/65 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/65 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 5 (OVERLAPS) 129/194 variables, 65/82 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/194 variables, 28/110 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/194 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 101 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:19:06] [INFO ] Deduced a trap along path composed of 5 places in 32 ms of which 1 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/194 variables, 1/111 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/194 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 10 (OVERLAPS) 0/194 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 101 unsolved
No progress, stopping.
After SMT solving in domain Real declared 194/194 variables, and 111 constraints, problems are : Problem set: 0 solved, 101 unsolved in 7690 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 101/101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 101 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 3 (OVERLAPS) 2/65 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/65 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 5 (OVERLAPS) 129/194 variables, 65/82 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/194 variables, 28/110 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/194 variables, 101/211 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/194 variables, 1/212 constraints. Problems are: Problem set: 0 solved, 101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 194/194 variables, and 212 constraints, problems are : Problem set: 0 solved, 101 unsolved in 20011 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 101/101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 27730ms problems are : Problem set: 0 solved, 101 unsolved
Search for dead transitions found 0 dead transitions in 27730ms
[2025-06-08 00:19:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:19:30] [INFO ] Implicit Places using invariants in 49 ms returned []
[2025-06-08 00:19:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:19:30] [INFO ] State equation strengthened by 28 read => feed constraints.
[2025-06-08 00:19:30] [INFO ] Implicit Places using invariants and state equation in 147 ms returned []
Implicit Place search using SMT with State Equation took 197 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 00:19:30] [INFO ] Redundant transitions in 2 ms returned []
Running 101 sub problems to find dead transitions.
[2025-06-08 00:19:30] [INFO ] Invariant cache hit.
[2025-06-08 00:19:30] [INFO ] State equation strengthened by 28 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 3 (OVERLAPS) 2/65 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/65 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 5 (OVERLAPS) 129/194 variables, 65/82 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/194 variables, 28/110 constraints. Problems are: Problem set: 0 solved, 101 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:19:32] [INFO ] Deduced a trap along path composed of 5 places in 24 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/194 variables, 1/111 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/194 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 9 (OVERLAPS) 0/194 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 101 unsolved
No progress, stopping.
After SMT solving in domain Real declared 194/194 variables, and 111 constraints, problems are : Problem set: 0 solved, 101 unsolved in 5963 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 101/101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 101 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 3 (OVERLAPS) 2/65 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/65 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 5 (OVERLAPS) 129/194 variables, 65/82 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/194 variables, 28/110 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/194 variables, 101/211 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/194 variables, 1/212 constraints. Problems are: Problem set: 0 solved, 101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 194/194 variables, and 212 constraints, problems are : Problem set: 0 solved, 101 unsolved in 30006 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 101/101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 35991ms problems are : Problem set: 0 solved, 101 unsolved
Search for dead transitions found 0 dead transitions in 35991ms
Starting structural reductions in SI_CTL mode, iteration 1 : 65/66 places, 129/130 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 63936 ms. Remains : 65/66 places, 129/130 transitions.
[2025-06-08 00:20:06] [INFO ] Flatten gal took : 4 ms
[2025-06-08 00:20:06] [INFO ] Flatten gal took : 3 ms
[2025-06-08 00:20:06] [INFO ] Input system was already deterministic with 129 transitions.
[2025-06-08 00:20:06] [INFO ] Flatten gal took : 3 ms
[2025-06-08 00:20:06] [INFO ] Flatten gal took : 4 ms
[2025-06-08 00:20:06] [INFO ] Time to serialize gal into /tmp/CTLFireability16891799265503573976.gal : 1 ms
[2025-06-08 00:20:06] [INFO ] Time to serialize properties into /tmp/CTLFireability16236633453460548636.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/CTLFireability16891799265503573976.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16236633453460548636.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,15884,0.168304,10440,2,1884,5,23301,6,0,390,29380,0
Converting to forward existential form...Done !
original formula: EG(AG(((EG((((pl_start_cops<1)||(pl_cops_n5<1))||(pl_robber_absent_n5<1))) * ((pl_robber_here_n6<1)||(pl_incoming_cops_n6<1))) * (((pl_co...243
=> equivalent forward existential formula: [FwdG(Init,!(E(TRUE U !(((EG((((pl_start_cops<1)||(pl_cops_n5<1))||(pl_robber_absent_n5<1))) * ((pl_robber_here_...298
Reverse transition relation is NOT exact ! Due to transitions t1, t3, t4, t6, t8, t9, t11, t13, t14, t16, t18, t19, t21, t23, t24, t26, t28, t29, t31, t33,...538
(forward)formula 0,0,5.39755,196800,1,0,612,1.15789e+06,291,261,3494,725451,646
FORMULA CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 130/130 transitions.
Applied a total of 0 rules in 4 ms. Remains 66 /66 variables (removed 0) and now considering 130/130 (removed 0) transitions.
Running 102 sub problems to find dead transitions.
// Phase 1: matrix 130 rows 66 cols
[2025-06-08 00:20:12] [INFO ] Computed 17 invariants in 3 ms
[2025-06-08 00:20:12] [INFO ] State equation strengthened by 28 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:20:14] [INFO ] Deduced a trap along path composed of 6 places in 20 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (OVERLAPS) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Real declared 196/196 variables, and 112 constraints, problems are : Problem set: 0 solved, 102 unsolved in 5963 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 102/213 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:20:27] [INFO ] Deduced a trap composed of 33 places in 40 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 102 unsolved
SMT process timed out in 25995ms, After SMT, problems are : Problem set: 0 solved, 102 unsolved
Search for dead transitions found 0 dead transitions in 25996ms
[2025-06-08 00:20:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:20:38] [INFO ] Implicit Places using invariants in 78 ms returned []
[2025-06-08 00:20:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:20:38] [INFO ] State equation strengthened by 28 read => feed constraints.
[2025-06-08 00:20:38] [INFO ] Implicit Places using invariants and state equation in 126 ms returned []
Implicit Place search using SMT with State Equation took 213 ms to find 0 implicit places.
Running 102 sub problems to find dead transitions.
[2025-06-08 00:20:38] [INFO ] Invariant cache hit.
[2025-06-08 00:20:38] [INFO ] State equation strengthened by 28 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:20:40] [INFO ] Deduced a trap along path composed of 6 places in 30 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (OVERLAPS) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Real declared 196/196 variables, and 112 constraints, problems are : Problem set: 0 solved, 102 unsolved in 5921 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 102/213 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:20:53] [INFO ] Deduced a trap composed of 33 places in 46 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/196 variables, 1/215 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 196/196 variables, and 215 constraints, problems are : Problem set: 0 solved, 102 unsolved in 30010 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 35950ms problems are : Problem set: 0 solved, 102 unsolved
Search for dead transitions found 0 dead transitions in 35950ms
Finished structural reductions in LTL mode , in 1 iterations and 62164 ms. Remains : 66/66 places, 130/130 transitions.
[2025-06-08 00:21:14] [INFO ] Flatten gal took : 3 ms
[2025-06-08 00:21:14] [INFO ] Flatten gal took : 3 ms
[2025-06-08 00:21:14] [INFO ] Input system was already deterministic with 130 transitions.
[2025-06-08 00:21:14] [INFO ] Flatten gal took : 4 ms
[2025-06-08 00:21:14] [INFO ] Flatten gal took : 4 ms
[2025-06-08 00:21:14] [INFO ] Time to serialize gal into /tmp/CTLFireability16793376353334218639.gal : 1 ms
[2025-06-08 00:21:14] [INFO ] Time to serialize properties into /tmp/CTLFireability14208413016281366975.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/CTLFireability16793376353334218639.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability14208413016281366975.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,17158,0.168299,10440,2,1893,5,23148,6,0,395,29207,0
Converting to forward existential form...Done !
original formula: EX(EG(E((pl_init_cops<1) U (EF(((pl_robber_here_n14>=1)&&(pl_incoming_cops_n14>=1))) * (AF((((pl_start_robber>=1)&&(pl_robber_here_n5>=1)...208
=> equivalent forward existential formula: [FwdG(EY(Init),E((pl_init_cops<1) U (E(TRUE U ((pl_robber_here_n14>=1)&&(pl_incoming_cops_n14>=1))) * (!(EG(!(((...263
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...526
(forward)formula 0,0,6.59386,209928,1,0,648,1.24093e+06,297,284,3536,821558,696
FORMULA CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-14 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 130/130 transitions.
Applied a total of 0 rules in 2 ms. Remains 66 /66 variables (removed 0) and now considering 130/130 (removed 0) transitions.
Running 102 sub problems to find dead transitions.
[2025-06-08 00:21:20] [INFO ] Invariant cache hit.
[2025-06-08 00:21:20] [INFO ] State equation strengthened by 28 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:21:23] [INFO ] Deduced a trap along path composed of 6 places in 30 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (OVERLAPS) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Real declared 196/196 variables, and 112 constraints, problems are : Problem set: 0 solved, 102 unsolved in 5924 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 102/213 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:21:36] [INFO ] Deduced a trap composed of 33 places in 48 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 102 unsolved
SMT process timed out in 25962ms, After SMT, problems are : Problem set: 0 solved, 102 unsolved
Search for dead transitions found 0 dead transitions in 25963ms
[2025-06-08 00:21:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:21:46] [INFO ] Implicit Places using invariants in 41 ms returned []
[2025-06-08 00:21:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 00:21:46] [INFO ] State equation strengthened by 28 read => feed constraints.
[2025-06-08 00:21:47] [INFO ] Implicit Places using invariants and state equation in 134 ms returned []
Implicit Place search using SMT with State Equation took 177 ms to find 0 implicit places.
Running 102 sub problems to find dead transitions.
[2025-06-08 00:21:47] [INFO ] Invariant cache hit.
[2025-06-08 00:21:47] [INFO ] State equation strengthened by 28 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:21:49] [INFO ] Deduced a trap along path composed of 6 places in 33 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (OVERLAPS) 0/196 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Real declared 196/196 variables, and 112 constraints, problems are : Problem set: 0 solved, 102 unsolved in 5849 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 130/196 variables, 66/83 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 28/111 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 102/213 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 00:22:02] [INFO ] Deduced a trap composed of 33 places in 47 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/196 variables, 1/215 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 196/196 variables, and 215 constraints, problems are : Problem set: 0 solved, 102 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 35895ms problems are : Problem set: 0 solved, 102 unsolved
Search for dead transitions found 0 dead transitions in 35895ms
Finished structural reductions in LTL mode , in 1 iterations and 62040 ms. Remains : 66/66 places, 130/130 transitions.
[2025-06-08 00:22:22] [INFO ] Flatten gal took : 8 ms
[2025-06-08 00:22:22] [INFO ] Flatten gal took : 4 ms
[2025-06-08 00:22:22] [INFO ] Input system was already deterministic with 130 transitions.
[2025-06-08 00:22:23] [INFO ] Flatten gal took : 3 ms
[2025-06-08 00:22:23] [INFO ] Flatten gal took : 4 ms
[2025-06-08 00:22:23] [INFO ] Time to serialize gal into /tmp/CTLFireability3145123649613990056.gal : 1 ms
[2025-06-08 00:22:23] [INFO ] Time to serialize properties into /tmp/CTLFireability5666204542759404765.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/CTLFireability3145123649613990056.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability5666204542759404765.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,17158,0.167198,10432,2,1893,5,23148,6,0,395,29207,0
Converting to forward existential form...Done !
original formula: AF(((E((EG(EX(((pl_cops_n5>=1)&&(pl_robber_here_n5>=1)))) + (((EG((((pl_start_robber>=1)&&(pl_robber_here_n12>=1))&&(pl_robber_absent_n13...557
=> equivalent forward existential formula: [FwdG(Init,!(((E((EG(EX(((pl_cops_n5>=1)&&(pl_robber_here_n5>=1)))) + (((EG((((pl_start_robber>=1)&&(pl_robber_h...725
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...526
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
(forward)formula 0,0,6.49683,219856,1,0,851,1.26768e+06,319,455,3678,943043,887
FORMULA CopsAndRobbers-PT-HRL014X002-CTLFireability-2025-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
[2025-06-08 00:22:29] [INFO ] Flatten gal took : 8 ms
[2025-06-08 00:22:29] [INFO ] Flatten gal took : 3 ms
Total runtime 839267 ms.
BK_STOP 1749342149631
--------------------
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-HRL014X002"
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-HRL014X002, 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-174931339500202"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/CopsAndRobbers-PT-HRL014X002.tgz
mv CopsAndRobbers-PT-HRL014X002 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 '
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 ;