About the Execution of ITS-Tools for Philosophers-PT-005000
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 16202.132 | 3600000.00 | 4299044.00 | 711397.50 | ???????T????F?TF | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2026-input.r210-smll-177969942000179.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is Philosophers-PT-005000, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r210-smll-177969942000179
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 202M
-rw-r--r-- 1 mcc users 5.7M Mar 5 12:46 CTLCardinality.txt
-rw-r--r-- 1 mcc users 28M Mar 5 12:46 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.2M Mar 5 12:36 CTLFireability.txt
-rw-r--r-- 1 mcc users 25M Mar 5 12:36 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.2M Mar 16 08:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 12M Mar 16 08:37 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9M Mar 16 08:38 LTLFireability.txt
-rw-r--r-- 1 mcc users 8.4M Mar 16 08:38 LTLFireability.xml
-rw-r--r-- 1 mcc users 2.0M Mar 5 13:09 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 8.4M Mar 5 13:09 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14M Mar 5 13:01 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 80M Mar 5 13:01 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 501K Mar 16 08:38 UpperBounds.txt
-rw-r--r-- 1 mcc users 1.3M Mar 16 08:38 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 11M Mar 3 18:30 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME Philosophers-PT-005000-LTLCardinality-00
FORMULA_NAME Philosophers-PT-005000-LTLCardinality-01
FORMULA_NAME Philosophers-PT-005000-LTLCardinality-02
FORMULA_NAME Philosophers-PT-005000-LTLCardinality-03
FORMULA_NAME Philosophers-PT-005000-LTLCardinality-04
FORMULA_NAME Philosophers-PT-005000-LTLCardinality-05
FORMULA_NAME Philosophers-PT-005000-LTLCardinality-06
FORMULA_NAME Philosophers-PT-005000-LTLCardinality-07
FORMULA_NAME Philosophers-PT-005000-LTLCardinality-08
FORMULA_NAME Philosophers-PT-005000-LTLCardinality-09
FORMULA_NAME Philosophers-PT-005000-LTLCardinality-10
FORMULA_NAME Philosophers-PT-005000-LTLCardinality-11
FORMULA_NAME Philosophers-PT-005000-LTLCardinality-12
FORMULA_NAME Philosophers-PT-005000-LTLCardinality-13
FORMULA_NAME Philosophers-PT-005000-LTLCardinality-14
FORMULA_NAME Philosophers-PT-005000-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1779909728831
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Philosophers-PT-005000
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-27 19:22:10] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-27 19:22:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-27 19:22:12] [INFO ] Load time of PNML (sax parser for PT used): 1304 ms
[2026-05-27 19:22:12] [INFO ] Transformed 25000 places.
[2026-05-27 19:22:12] [INFO ] Transformed 25000 transitions.
[2026-05-27 19:22:12] [INFO ] Parsed PT model containing 25000 places and 25000 transitions and 80000 arcs in 1616 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 479 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA Philosophers-PT-005000-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 25000 out of 25000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25000/25000 places, 25000/25000 transitions.
Applied a total of 0 rules in 138 ms. Remains 25000 /25000 variables (removed 0) and now considering 25000/25000 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5667235412584978921.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5237456839014863783.kers'
[2026-05-27 19:22:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5667235412584978921.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5237456839014863783.kers]
Culled 0 columns in 38 ms.
// Phase 1: matrix 25000 rows 25000 cols 80000 entries
Finished phase 1 with 15000 SingleSign rule and 0 generalized
[2026-05-27 19:22:14] [INFO ] Computed 10000 invariants in 163 ms
Computed 10000 P flows in 166 ms.
Exported basis to /tmp/petrispot-output-5237456839014863783.kers
Total runtime 191 ms.
[2026-05-27 19:22:28] [INFO ] Implicit Places using invariants in 13728 ms returned []
Implicit Place search using SMT only with invariants took 13791 ms to find 0 implicit places.
Running 15000 sub problems to find dead transitions.
[2026-05-27 19:22:28] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/20000 variables, 5000/5000 constraints. Problems are: Problem set: 0 solved, 15000 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 20000/50000 variables, and 5000 constraints, problems are : Problem set: 0 solved, 15000 unsolved in 30502 ms.
Refiners :[Positive P Invariants (semi-flows): 5000/10000 constraints, State Equation: 0/25000 constraints, PredecessorRefiner: 15000/15000 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15000 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20000 variables, 5000/5000 constraints. Problems are: Problem set: 0 solved, 15000 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 20000/50000 variables, and 5000 constraints, problems are : Problem set: 0 solved, 15000 unsolved in 30415 ms.
Refiners :[Positive P Invariants (semi-flows): 5000/10000 constraints, State Equation: 0/25000 constraints, PredecessorRefiner: 0/15000 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 101583ms problems are : Problem set: 0 solved, 15000 unsolved
Search for dead transitions found 0 dead transitions in 101729ms
Finished structural reductions in LTL mode , in 1 iterations and 115860 ms. Remains : 25000/25000 places, 25000/25000 transitions.
Starting structural reductions in LTL mode, iteration 0 : 25000/25000 places, 25000/25000 transitions.
Applied a total of 0 rules in 99 ms. Remains 25000 /25000 variables (removed 0) and now considering 25000/25000 (removed 0) transitions.
[2026-05-27 19:24:10] [INFO ] Invariant cache hit.
[2026-05-27 19:24:22] [INFO ] Implicit Places using invariants in 12533 ms returned []
Implicit Place search using SMT only with invariants took 12536 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 12644 ms. Remains : 25000/25000 places, 25000/25000 transitions.
Support contains 25000 out of 25000 places after structural reductions.
[2026-05-27 19:24:25] [INFO ] Flatten gal took : 1310 ms
[2026-05-27 19:24:26] [INFO ] Flatten gal took : 1041 ms
[2026-05-27 19:24:29] [INFO ] Input system was already deterministic with 25000 transitions.
RANDOM walk for 23682 steps (4 resets) in 120008 ms. (0 steps per ms) remains 18/36 properties
BEST_FIRST walk for 4004 steps (0 resets) in 3311 ms. (1 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (0 resets) in 3142 ms. (1 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (0 resets) in 3036 ms. (1 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (0 resets) in 2807 ms. (1 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (0 resets) in 2581 ms. (1 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (0 resets) in 2522 ms. (1 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (0 resets) in 2562 ms. (1 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (0 resets) in 871 ms. (4 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (0 resets) in 863 ms. (4 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (0 resets) in 776 ms. (5 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (0 resets) in 893 ms. (4 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1005 ms. (3 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (0 resets) in 991 ms. (4 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (0 resets) in 752 ms. (5 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (0 resets) in 759 ms. (5 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (0 resets) in 896 ms. (4 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1027 ms. (3 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (0 resets) in 869 ms. (4 steps per ms) remains 18/18 properties
[2026-05-27 19:25:07] [INFO ] Invariant cache hit.
Excessive predecessor constraint size, skipping predecessor.
SMT process timed out in 5286ms, After SMT, problems are : Problem set: 0 solved, 18 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 25000 out of 25000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25000/25000 places, 25000/25000 transitions.
Applied a total of 0 rules in 419 ms. Remains 25000 /25000 variables (removed 0) and now considering 25000/25000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 421 ms. Remains : 25000/25000 places, 25000/25000 transitions.
RANDOM walk for 24289 steps (4 resets) in 120012 ms. (0 steps per ms) remains 15/18 properties
BEST_FIRST walk for 4004 steps (0 resets) in 2403 ms. (1 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (0 resets) in 3079 ms. (1 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (0 resets) in 2580 ms. (1 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1796 ms. (2 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (0 resets) in 2510 ms. (1 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (0 resets) in 2432 ms. (1 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (0 resets) in 2508 ms. (1 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (0 resets) in 745 ms. (5 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (0 resets) in 750 ms. (5 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (0 resets) in 808 ms. (4 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (0 resets) in 779 ms. (5 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (0 resets) in 878 ms. (4 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (0 resets) in 795 ms. (5 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (0 resets) in 867 ms. (4 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (0 resets) in 807 ms. (4 steps per ms) remains 15/15 properties
[2026-05-27 19:25:49] [INFO ] Invariant cache hit.
Problem AtomicPropp14 is UNSAT
Problem AtomicPropp22 is UNSAT
Problem AtomicPropp25 is UNSAT
Problem AtomicPropp26 is UNSAT
Problem AtomicPropp31 is UNSAT
Problem AtomicPropp32 is UNSAT
Problem AtomicPropp33 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/25000 variables, 10000/10000 constraints. Problems are: Problem set: 7 solved, 8 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 25000/50000 variables, and 10000 constraints, problems are : Problem set: 7 solved, 8 unsolved in 45414 ms.
Refiners :[Positive P Invariants (semi-flows): 10000/10000 constraints, State Equation: 0/25000 constraints, PredecessorRefiner: 15/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 7 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25000 variables, 10000/10000 constraints. Problems are: Problem set: 7 solved, 8 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 25000/50000 variables, and 10000 constraints, problems are : Problem set: 7 solved, 8 unsolved in 45338 ms.
Refiners :[Positive P Invariants (semi-flows): 10000/10000 constraints, State Equation: 0/25000 constraints, PredecessorRefiner: 7/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 90933ms problems are : Problem set: 7 solved, 8 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 25000 out of 25000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25000/25000 places, 25000/25000 transitions.
Applied a total of 0 rules in 169 ms. Remains 25000 /25000 variables (removed 0) and now considering 25000/25000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 169 ms. Remains : 25000/25000 places, 25000/25000 transitions.
Successfully simplified 7 atomic propositions for a total of 15 simplifications.
FORMULA Philosophers-PT-005000-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
FORMULA Philosophers-PT-005000-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-PT-005000-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((X(X(F(p0)))||(X(!p1) U ((p2&&X(!p1))||X(G(!p1)))))))'
Support contains 25000 out of 25000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25000/25000 places, 25000/25000 transitions.
Applied a total of 0 rules in 49 ms. Remains 25000 /25000 variables (removed 0) and now considering 25000/25000 (removed 0) transitions.
[2026-05-27 19:27:21] [INFO ] Invariant cache hit.
[2026-05-27 19:27:34] [INFO ] Implicit Places using invariants in 12906 ms returned []
Implicit Place search using SMT only with invariants took 12908 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 12959 ms. Remains : 25000/25000 places, 25000/25000 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((X(X(F(p0)))||(X(!p1) U ((p2&&X(!p1))||X(G(!p1)))))))'
Stuttering acceptance computed with spot in 493 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1)]
Running random walk in product with property : Philosophers-PT-005000-LTLCardinality-00
Product exploration timeout after 2990 steps with 0 reset in 10025 ms.
Product exploration timeout after 2930 steps with 0 reset in 10007 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 2 factoid took 148 ms. Reduced automaton from 5 states, 12 edges and 3 AP (stutter sensitive) to 4 states, 9 edges and 3 AP (stutter sensitive).
RANDOM walk for 24917 steps (4 resets) in 120008 ms. (0 steps per ms) remains 4/7 properties
BEST_FIRST walk for 15004 steps (0 resets) in 24523 ms. (0 steps per ms) remains 4/4 properties
BEST_FIRST walk for 32004 steps (0 resets) in 22049 ms. (1 steps per ms) remains 4/4 properties
BEST_FIRST walk for 20004 steps (0 resets) in 24762 ms. (0 steps per ms) remains 4/4 properties
BEST_FIRST walk for 28004 steps (0 resets) in 23203 ms. (1 steps per ms) remains 4/4 properties
[2026-05-27 19:29:01] [INFO ] Invariant cache hit.
SMT process timed out in 5165ms, After SMT, problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 25000 out of 25000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25000/25000 places, 25000/25000 transitions.
Applied a total of 0 rules in 182 ms. Remains 25000 /25000 variables (removed 0) and now considering 25000/25000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 183 ms. Remains : 25000/25000 places, 25000/25000 transitions.
RANDOM walk for 21647 steps (4 resets) in 120011 ms. (0 steps per ms) remains 4/4 properties
BEST_FIRST walk for 12004 steps (0 resets) in 23340 ms. (0 steps per ms) remains 4/4 properties
BEST_FIRST walk for 28004 steps (0 resets) in 21332 ms. (1 steps per ms) remains 4/4 properties
BEST_FIRST walk for 20004 steps (0 resets) in 24925 ms. (0 steps per ms) remains 4/4 properties
BEST_FIRST walk for 24004 steps (0 resets) in 20962 ms. (1 steps per ms) remains 4/4 properties
Probabilistic random walk after 86969 steps, saw 86954 distinct states, run finished after 159373 ms. (steps per millisecond=0 ) properties seen :0
[2026-05-27 19:32:39] [INFO ] Invariant cache hit.
Problem apf0 is UNSAT
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 25000/50000 variables, and 10000 constraints, problems are : Problem set: 1 solved, 3 unsolved in 34581 ms.
Refiners :[Positive P Invariants (semi-flows): 10000/10000 constraints, State Equation: 0/25000 constraints, PredecessorRefiner: 0/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 25000/50000 variables, and 10000 constraints, problems are : Problem set: 1 solved, 3 unsolved in 33761 ms.
Refiners :[Positive P Invariants (semi-flows): 10000/10000 constraints, State Equation: 0/25000 constraints, PredecessorRefiner: 0/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 68518ms problems are : Problem set: 1 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 25000 out of 25000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25000/25000 places, 25000/25000 transitions.
Applied a total of 0 rules in 133 ms. Remains 25000 /25000 variables (removed 0) and now considering 25000/25000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 133 ms. Remains : 25000/25000 places, 25000/25000 transitions.
Found 1 invariant AP formulas.
Knowledge based reduction with 3 factoid took 161 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter sensitive) to 4 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 160 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1))]
[2026-05-27 19:35:53] [INFO ] Invariant cache hit.
Could not prove EG (AND (NOT p0) (NOT p2))
[2026-05-27 19:38:34] [INFO ] Invariant cache hit.
Could not prove EG (AND (NOT p0) p1)
Knowledge-based reduction took 646808 ms.
Stuttering acceptance computed with spot in 162 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1))]
Support contains 25000 out of 25000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25000/25000 places, 25000/25000 transitions.
Applied a total of 0 rules in 71 ms. Remains 25000 /25000 variables (removed 0) and now considering 25000/25000 (removed 0) transitions.
[2026-05-27 19:38:42] [INFO ] Invariant cache hit.
[2026-05-27 19:38:55] [INFO ] Implicit Places using invariants in 13146 ms returned []
Implicit Place search using SMT only with invariants took 13148 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 13221 ms. Remains : 25000/25000 places, 25000/25000 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 1 factoid took 77 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 4 states, 7 edges and 3 AP (stutter sensitive).
RANDOM walk for 39900 steps (8 resets) in 116153 ms. (0 steps per ms) remains 2/6 properties
BEST_FIRST walk for 26004 steps (0 resets) in 21697 ms. (1 steps per ms) remains 2/2 properties
BEST_FIRST walk for 20004 steps (0 resets) in 22524 ms. (0 steps per ms) remains 2/2 properties
[2026-05-27 19:39:40] [INFO ] Invariant cache hit.
SMT process timed out in 5137ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 25000 out of 25000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25000/25000 places, 25000/25000 transitions.
Applied a total of 0 rules in 197 ms. Remains 25000 /25000 variables (removed 0) and now considering 25000/25000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 199 ms. Remains : 25000/25000 places, 25000/25000 transitions.
RANDOM walk for 40000 steps (8 resets) in 106448 ms. (0 steps per ms) remains 2/2 properties
BEST_FIRST walk for 32004 steps (0 resets) in 20963 ms. (1 steps per ms) remains 2/2 properties
BEST_FIRST walk for 24004 steps (0 resets) in 20223 ms. (1 steps per ms) remains 2/2 properties
Probabilistic random walk after 112944 steps, saw 112925 distinct states, run finished after 115049 ms. (steps per millisecond=0 ) properties seen :0
[2026-05-27 19:42:20] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 25000/50000 variables, and 10000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 25198 ms.
Refiners :[Positive P Invariants (semi-flows): 10000/10000 constraints, State Equation: 0/25000 constraints, PredecessorRefiner: 0/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 25000/50000 variables, and 10000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 24467 ms.
Refiners :[Positive P Invariants (semi-flows): 10000/10000 constraints, State Equation: 0/25000 constraints, PredecessorRefiner: 0/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 50000ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 25000 out of 25000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25000/25000 places, 25000/25000 transitions.
Applied a total of 0 rules in 104 ms. Remains 25000 /25000 variables (removed 0) and now considering 25000/25000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 104 ms. Remains : 25000/25000 places, 25000/25000 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25000/25000 places, 25000/25000 transitions.
Applied a total of 0 rules in 156 ms. Remains 25000 /25000 variables (removed 0) and now considering 25000/25000 (removed 0) transitions.
[2026-05-27 19:43:10] [INFO ] Invariant cache hit.
[2026-05-27 19:43:25] [INFO ] Implicit Places using invariants in 14809 ms returned []
Implicit Place search using SMT only with invariants took 14812 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14972 ms. Remains : 25000/25000 places, 25000/25000 transitions.
Knowledge based reduction with 1 factoid took 124 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 4 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 188 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1))]
[2026-05-27 19:45:38] [INFO ] Invariant cache hit.
Could not prove EG (AND (NOT p0) (NOT p2))
[2026-05-27 19:48:24] [INFO ] Invariant cache hit.
Could not prove EG (AND (NOT p0) p1)
Knowledge-based reduction took 575985 ms.
Stuttering acceptance computed with spot in 208 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1))]
Stuttering acceptance computed with spot in 203 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1))]
Product exploration timeout after 2520 steps with 0 reset in 10023 ms.
Product exploration timeout after 2690 steps with 0 reset in 10005 ms.
Spot run failed in 107 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/autstates.py", line 2, in
import spot
ModuleNotFoundError: No module named 'spot'
java.io.IOException
at fr.lip6.move.gal.application.runner.spot.SpotRunner.computeForwardClosedSI(SpotRunner.java:551)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.treatPartialPOR(LTLPropertySolver.java:419)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:280)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Built C files in :
/tmp/ltsmin1505570514537447805
[2026-05-27 19:48:52] [INFO ] Built C files in 402ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1505570514537447805
Running compilation step : cd /tmp/ltsmin1505570514537447805;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin1505570514537447805;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin1505570514537447805;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 25000 out of 25000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25000/25000 places, 25000/25000 transitions.
Applied a total of 0 rules in 45 ms. Remains 25000 /25000 variables (removed 0) and now considering 25000/25000 (removed 0) transitions.
[2026-05-27 19:48:55] [INFO ] Invariant cache hit.
[2026-05-27 19:49:10] [INFO ] Implicit Places using invariants in 14592 ms returned []
Implicit Place search using SMT only with invariants took 14597 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 14644 ms. Remains : 25000/25000 places, 25000/25000 transitions.
Built C files in :
/tmp/ltsmin12172566117727815562
[2026-05-27 19:49:10] [INFO ] Built C files in 307ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12172566117727815562
Running compilation step : cd /tmp/ltsmin12172566117727815562;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin12172566117727815562;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin12172566117727815562;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-05-27 19:49:16] [INFO ] Flatten gal took : 680 ms
[2026-05-27 19:49:17] [INFO ] Flatten gal took : 680 ms
[2026-05-27 19:49:17] [INFO ] Time to serialize gal into /tmp/LTL5849373011128287748.gal : 284 ms
[2026-05-27 19:49:17] [INFO ] Time to serialize properties into /tmp/LTL9125168586466456671.prop : 42 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL5849373011128287748.gal' '-t' 'CGAL' '-hoa' '/tmp/aut6052083561871306664.hoa' '-atoms' '/tmp/LTL9125168586466456671.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...317
Detected timeout of ITS tools.
[2026-05-27 19:49:34] [INFO ] Flatten gal took : 674 ms
[2026-05-27 19:49:35] [INFO ] Flatten gal took : 685 ms
[2026-05-27 19:49:35] [INFO ] Time to serialize gal into /tmp/LTL10046631420940195494.gal : 143 ms
[2026-05-27 19:49:35] [INFO ] Time to serialize properties into /tmp/LTL1325686615507139064.ltl : 133 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL10046631420940195494.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL1325686615507139064.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Detected timeout of ITS tools.
[2026-05-27 19:49:51] [INFO ] Flatten gal took : 655 ms
[2026-05-27 19:49:51] [INFO ] Applying decomposition
[2026-05-27 19:49:51] [INFO ] Flatten gal took : 666 ms
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -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="Philosophers-PT-005000"
export BK_EXAMINATION="LTLCardinality"
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 2-5973"
echo " Executing tool itstools"
echo " Input is Philosophers-PT-005000, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r210-smll-177969942000179"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-PT-005000.tgz
mv Philosophers-PT-005000 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.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 [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;