fond
Model Checking Contest 2024
14th edition, Geneva, Switzerland, June 25, 2024
Execution of r268-smll-171654407900557
Last Updated
July 7, 2024

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
0.000 2463158.00 0.00 0.00 ? ? ? ? ? 5000 ? 5000 1 1 1 1 1 1 1 1 normal

Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r268-smll-171654407900557.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-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 2-5568
Executing tool itstools
Input is Philosophers-PT-005000, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r268-smll-171654407900557
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 162M
-rw-r--r-- 1 mcc users 5.5M Apr 13 19:33 CTLCardinality.txt
-rw-r--r-- 1 mcc users 27M Apr 13 19:33 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7M Apr 13 14:12 CTLFireability.txt
-rw-r--r-- 1 mcc users 16M Apr 13 14:12 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 2.2M Apr 23 07:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 7.8M Apr 23 07:43 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.7M Apr 23 07:43 LTLFireability.txt
-rw-r--r-- 1 mcc users 7.0M Apr 23 07:43 LTLFireability.xml
-rw-r--r-- 1 mcc users 11M Apr 14 03:13 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 54M Apr 14 03:13 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.7M Apr 13 23:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15M Apr 13 23:02 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 501K Apr 23 07:43 UpperBounds.txt
-rw-r--r-- 1 mcc users 1.3M Apr 23 07:43 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 7 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 11M May 18 16:43 model.pnml

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

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

The expected result is a vector of positive values
NUM_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME Philosophers-PT-005000-UpperBounds-00
FORMULA_NAME Philosophers-PT-005000-UpperBounds-01
FORMULA_NAME Philosophers-PT-005000-UpperBounds-02
FORMULA_NAME Philosophers-PT-005000-UpperBounds-03
FORMULA_NAME Philosophers-PT-005000-UpperBounds-04
FORMULA_NAME Philosophers-PT-005000-UpperBounds-05
FORMULA_NAME Philosophers-PT-005000-UpperBounds-06
FORMULA_NAME Philosophers-PT-005000-UpperBounds-07
FORMULA_NAME Philosophers-PT-005000-UpperBounds-08
FORMULA_NAME Philosophers-PT-005000-UpperBounds-09
FORMULA_NAME Philosophers-PT-005000-UpperBounds-10
FORMULA_NAME Philosophers-PT-005000-UpperBounds-11
FORMULA_NAME Philosophers-PT-005000-UpperBounds-12
FORMULA_NAME Philosophers-PT-005000-UpperBounds-13
FORMULA_NAME Philosophers-PT-005000-UpperBounds-14
FORMULA_NAME Philosophers-PT-005000-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1716945877709

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
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
UpperBounds PT
Running Version 202405141337
[2024-05-29 01:24:40] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-29 01:24:40] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-29 01:24:42] [INFO ] Load time of PNML (sax parser for PT used): 1406 ms
[2024-05-29 01:24:42] [INFO ] Transformed 25000 places.
[2024-05-29 01:24:42] [INFO ] Transformed 25000 transitions.
[2024-05-29 01:24:42] [INFO ] Parsed PT model containing 25000 places and 25000 transitions and 80000 arcs in 1827 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 287 ms.
Reduction of identical properties reduced properties to check from 16 to 12
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 5000, 0, 1, 0, 0, 0, 1, 1, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 5000, 0, 1, 0, 0, 0, 1, 1, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 25000 rows 25000 cols
[2024-05-29 01:24:43] [INFO ] Computed 10000 invariants in 236 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 5000, 0, 1, 0, 0, 0, 1, 1, 0, 0] Max Struct:[5000, 5000, 5000, 5000, 1, 1, 1, 1, 1, 1, 1, 1]
FORMULA Philosophers-PT-005000-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-PT-005000-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-PT-005000-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-PT-005000-UpperBounds-07 5000 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-PT-005000-UpperBounds-05 5000 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 10000 steps (2 resets) in 22657 ms. (0 steps per ms)
FORMULA Philosophers-PT-005000-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Philosophers-PT-005000-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 60006 steps (0 resets) in 18629 ms. (3 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1183, 415, 1117, 0, 0, 0] Max Struct:[5000, 5000, 5000, 1, 1, 1]
[2024-05-29 01:25:24] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after SMT) : Max Seen:[1183, 415, 1117, 0, 0, 0] Max Struct:[5000, 5000, 5000, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1183, 415, 1117, 0, 0, 0] Max Struct:[5000, 5000, 5000, 1, 1, 1]
Support contains 15000 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 3847 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 3880 ms. Remains : 25000/25000 places, 25000/25000 transitions.
[2024-05-29 01:25:58] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1183, 415, 1117, 0, 0, 0] Max Struct:[5000, 5000, 5000, 1, 1, 1]
RANDOM walk for 22083 steps (0 resets) in 30002 ms. (0 steps per ms)
FORMULA Philosophers-PT-005000-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Philosophers-PT-005000-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 96008 steps (0 resets) in 25881 ms. (3 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1882, 738, 1900, 0] Max Struct:[5000, 5000, 5000, 1]
[2024-05-29 01:26:54] [INFO ] Invariant cache hit.
[2024-05-29 01:27:23] [INFO ] [Real]Absence check using 10000 positive place invariants in 23131 ms returned sat
[2024-05-29 01:27:39] [INFO ] [Real]Absence check using state equation in 16381 ms returned unknown
[2024-05-29 01:27:56] [INFO ] [Real]Absence check using 10000 positive place invariants in 11465 ms returned sat
[2024-05-29 01:28:24] [INFO ] [Real]Absence check using state equation in 28654 ms returned unknown
[2024-05-29 01:28:55] [INFO ] [Real]Absence check using 10000 positive place invariants in 25423 ms returned sat
[2024-05-29 01:29:09] [INFO ] [Real]Absence check using state equation in 14779 ms returned unknown
[2024-05-29 01:29:25] [INFO ] [Real]Absence check using 10000 positive place invariants in 10219 ms returned sat
[2024-05-29 01:29:55] [INFO ] [Real]Absence check using state equation in 29649 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[1882, 738, 1900, 0] Max Struct:[5000, 5000, 5000, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1882, 738, 1900, 0] Max Struct:[5000, 5000, 5000, 1]
Support contains 15000 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 3907 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 3907 ms. Remains : 25000/25000 places, 25000/25000 transitions.
[2024-05-29 01:29:58] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1882, 738, 1900, 0] Max Struct:[5000, 5000, 5000, 1]
RANDOM walk for 22023 steps (0 resets) in 30001 ms. (0 steps per ms)
BEST_FIRST walk for 68007 steps (0 resets) in 20563 ms. (3 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1882, 738, 1919, 0] Max Struct:[5000, 5000, 5000, 1]
[2024-05-29 01:30:49] [INFO ] Invariant cache hit.
[2024-05-29 01:31:20] [INFO ] [Real]Absence check using 10000 positive place invariants in 25635 ms returned sat
[2024-05-29 01:31:34] [INFO ] [Real]Absence check using state equation in 14617 ms returned unknown
[2024-05-29 01:31:51] [INFO ] [Real]Absence check using 10000 positive place invariants in 11867 ms returned sat
[2024-05-29 01:32:19] [INFO ] [Real]Absence check using state equation in 28406 ms returned unknown
[2024-05-29 01:32:47] [INFO ] [Real]Absence check using 10000 positive place invariants in 23084 ms returned sat
[2024-05-29 01:33:04] [INFO ] [Real]Absence check using state equation in 16934 ms returned unknown
[2024-05-29 01:33:19] [INFO ] [Real]Absence check using 10000 positive place invariants in 9605 ms returned sat
[2024-05-29 01:33:49] [INFO ] [Real]Absence check using state equation in 30267 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[1882, 738, 1919, 0] Max Struct:[5000, 5000, 5000, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1882, 738, 1919, 0] Max Struct:[5000, 5000, 5000, 1]
Support contains 15000 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 3750 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 3751 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 2531 ms. Remains 25000 /25000 variables (removed 0) and now considering 25000/25000 (removed 0) transitions.
[2024-05-29 01:33:56] [INFO ] Invariant cache hit.
[2024-05-29 01:34:41] [INFO ] Performed 7590/25000 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-29 01:34:49] [INFO ] Implicit Places using invariants in 52911 ms returned []
Implicit Place search using SMT only with invariants took 52914 ms to find 0 implicit places.
Running 15000 sub problems to find dead transitions.
[2024-05-29 01:34:49] [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 30596 ms.
Refiners :[Positive P Invariants (semi-flows): 5000/10000 constraints, State Equation: 0/25000 constraints, PredecessorRefiner: 15000/15000 constraints, Known Traps: 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 30287 ms.
Refiners :[Positive P Invariants (semi-flows): 5000/10000 constraints, State Equation: 0/25000 constraints, PredecessorRefiner: 0/15000 constraints, Known Traps: 0/0 constraints]
After SMT, in 104050ms problems are : Problem set: 0 solved, 15000 unsolved
Search for dead transitions found 0 dead transitions in 104323ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 159879 ms. Remains : 25000/25000 places, 25000/25000 transitions.
[2024-05-29 01:36:33] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1882, 738, 1919, 0] Max Struct:[5000, 5000, 5000, 1]
RANDOM walk for 22496 steps (0 resets) in 30001 ms. (0 steps per ms)
BEST_FIRST walk for 67007 steps (0 resets) in 20415 ms. (3 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1960, 738, 1919, 0] Max Struct:[5000, 5000, 5000, 1]
[2024-05-29 01:37:24] [INFO ] Invariant cache hit.
[2024-05-29 01:37:51] [INFO ] [Real]Absence check using 10000 positive place invariants in 22090 ms returned sat
[2024-05-29 01:38:09] [INFO ] [Real]Absence check using state equation in 18027 ms returned unknown
[2024-05-29 01:38:26] [INFO ] [Real]Absence check using 10000 positive place invariants in 10981 ms returned sat
[2024-05-29 01:38:54] [INFO ] [Real]Absence check using state equation in 28199 ms returned unknown
[2024-05-29 01:39:22] [INFO ] [Real]Absence check using 10000 positive place invariants in 22722 ms returned sat
[2024-05-29 01:39:39] [INFO ] [Real]Absence check using state equation in 17279 ms returned unknown
[2024-05-29 01:39:52] [INFO ] [Real]Absence check using 10000 positive place invariants in 8520 ms returned sat
[2024-05-29 01:40:24] [INFO ] [Real]Absence check using state equation in 31481 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[1960, 738, 1919, 0] Max Struct:[5000, 5000, 5000, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1960, 738, 1919, 0] Max Struct:[5000, 5000, 5000, 1]
Support contains 15000 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 3105 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 3106 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 2549 ms. Remains 25000 /25000 variables (removed 0) and now considering 25000/25000 (removed 0) transitions.
[2024-05-29 01:40:30] [INFO ] Invariant cache hit.
[2024-05-29 01:41:13] [INFO ] Implicit Places using invariants in 43242 ms returned []
Implicit Place search using SMT only with invariants took 43246 ms to find 0 implicit places.
Running 15000 sub problems to find dead transitions.
[2024-05-29 01:41:13] [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 30321 ms.
Refiners :[Positive P Invariants (semi-flows): 5000/10000 constraints, State Equation: 0/25000 constraints, PredecessorRefiner: 15000/15000 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15000 unsolved
SMT process timed out in 100050ms, After SMT, problems are : Problem set: 0 solved, 15000 unsolved
Search for dead transitions found 0 dead transitions in 100311ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 146176 ms. Remains : 25000/25000 places, 25000/25000 transitions.
[2024-05-29 01:42:53] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1960, 738, 1919, 0] Max Struct:[5000, 5000, 5000, 1]
RANDOM walk for 22594 steps (0 resets) in 30001 ms. (0 steps per ms)
BEST_FIRST walk for 68007 steps (0 resets) in 20785 ms. (3 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1964, 741, 1919, 0] Max Struct:[5000, 5000, 5000, 1]
[2024-05-29 01:43:44] [INFO ] Invariant cache hit.
[2024-05-29 01:44:21] [INFO ] [Real]Absence check using 10000 positive place invariants in 31574 ms returned sat
[2024-05-29 01:44:29] [INFO ] [Real]Absence check using state equation in 8661 ms returned unknown
[2024-05-29 01:44:47] [INFO ] [Real]Absence check using 10000 positive place invariants in 12870 ms returned sat
[2024-05-29 01:45:14] [INFO ] [Real]Absence check using state equation in 27176 ms returned unknown
[2024-05-29 01:45:46] [INFO ] [Real]Absence check using 10000 positive place invariants in 27036 ms returned sat
[2024-05-29 01:45:59] [INFO ] [Real]Absence check using state equation in 13089 ms returned unknown
[2024-05-29 01:46:12] [INFO ] [Real]Absence check using 10000 positive place invariants in 8135 ms returned sat
[2024-05-29 01:46:44] [INFO ] [Real]Absence check using state equation in 32023 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[1964, 741, 1919, 0] Max Struct:[5000, 5000, 5000, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1964, 741, 1919, 0] Max Struct:[5000, 5000, 5000, 1]
Support contains 15000 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 2775 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 2775 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 2561 ms. Remains 25000 /25000 variables (removed 0) and now considering 25000/25000 (removed 0) transitions.
[2024-05-29 01:46:50] [INFO ] Invariant cache hit.
[2024-05-29 01:47:32] [INFO ] Performed 8857/25000 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-29 01:47:37] [INFO ] Implicit Places using invariants in 47357 ms returned []
Implicit Place search using SMT only with invariants took 47365 ms to find 0 implicit places.
Running 15000 sub problems to find dead transitions.
[2024-05-29 01:47:37] [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 30300 ms.
Refiners :[Positive P Invariants (semi-flows): 5000/10000 constraints, State Equation: 0/25000 constraints, PredecessorRefiner: 15000/15000 constraints, Known Traps: 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 30276 ms.
Refiners :[Positive P Invariants (semi-flows): 5000/10000 constraints, State Equation: 0/25000 constraints, PredecessorRefiner: 0/15000 constraints, Known Traps: 0/0 constraints]
After SMT, in 101303ms problems are : Problem set: 0 solved, 15000 unsolved
Search for dead transitions found 0 dead transitions in 101470ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 151421 ms. Remains : 25000/25000 places, 25000/25000 transitions.
[2024-05-29 01:49:19] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1964, 741, 1919, 0] Max Struct:[5000, 5000, 5000, 1]
RANDOM walk for 22907 steps (0 resets) in 30001 ms. (0 steps per ms)
FORMULA Philosophers-PT-005000-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 42006 steps (0 resets) in 15685 ms. (2 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1964, 741, 1921] Max Struct:[5000, 5000, 5000]
[2024-05-29 01:50:04] [INFO ] Invariant cache hit.
[2024-05-29 01:50:33] [INFO ] [Real]Absence check using 10000 positive place invariants in 23740 ms returned sat
[2024-05-29 01:50:50] [INFO ] [Real]Absence check using state equation in 16466 ms returned unknown
[2024-05-29 01:51:06] [INFO ] [Real]Absence check using 10000 positive place invariants in 11279 ms returned sat
[2024-05-29 01:51:35] [INFO ] [Real]Absence check using state equation in 28502 ms returned unknown
[2024-05-29 01:52:03] [INFO ] [Real]Absence check using 10000 positive place invariants in 23649 ms returned sat
[2024-05-29 01:52:20] [INFO ] [Real]Absence check using state equation in 16512 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[1964, 741, 1921] Max Struct:[5000, 5000, 5000]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1964, 741, 1921] Max Struct:[5000, 5000, 5000]
Support contains 15000 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 2755 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 2755 ms. Remains : 25000/25000 places, 25000/25000 transitions.
[2024-05-29 01:52:23] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1964, 741, 1921] Max Struct:[5000, 5000, 5000]
RANDOM walk for 22588 steps (0 resets) in 30001 ms. (0 steps per ms)
BEST_FIRST walk for 42006 steps (0 resets) in 15457 ms. (2 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2004, 741, 1921] Max Struct:[5000, 5000, 5000]
[2024-05-29 01:53:08] [INFO ] Invariant cache hit.
[2024-05-29 01:53:37] [INFO ] [Real]Absence check using 10000 positive place invariants in 23775 ms returned sat
[2024-05-29 01:53:53] [INFO ] [Real]Absence check using state equation in 16344 ms returned unknown
[2024-05-29 01:54:10] [INFO ] [Real]Absence check using 10000 positive place invariants in 11985 ms returned sat
[2024-05-29 01:54:38] [INFO ] [Real]Absence check using state equation in 28033 ms returned unknown
[2024-05-29 01:55:09] [INFO ] [Real]Absence check using 10000 positive place invariants in 25806 ms returned sat
[2024-05-29 01:55:23] [INFO ] [Real]Absence check using state equation in 14405 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2004, 741, 1921] Max Struct:[5000, 5000, 5000]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2004, 741, 1921] Max Struct:[5000, 5000, 5000]
Support contains 15000 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 2788 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 2788 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 2559 ms. Remains 25000 /25000 variables (removed 0) and now considering 25000/25000 (removed 0) transitions.
[2024-05-29 01:55:29] [INFO ] Invariant cache hit.
[2024-05-29 01:56:13] [INFO ] Performed 8435/25000 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-29 01:56:20] [INFO ] Implicit Places using invariants in 51448 ms returned []
Implicit Place search using SMT only with invariants took 51455 ms to find 0 implicit places.
Running 15000 sub problems to find dead transitions.
[2024-05-29 01:56:21] [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 30302 ms.
Refiners :[Positive P Invariants (semi-flows): 5000/10000 constraints, State Equation: 0/25000 constraints, PredecessorRefiner: 15000/15000 constraints, Known Traps: 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 30402 ms.
Refiners :[Positive P Invariants (semi-flows): 5000/10000 constraints, State Equation: 0/25000 constraints, PredecessorRefiner: 0/15000 constraints, Known Traps: 0/0 constraints]
After SMT, in 100946ms problems are : Problem set: 0 solved, 15000 unsolved
Search for dead transitions found 0 dead transitions in 101119ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155157 ms. Remains : 25000/25000 places, 25000/25000 transitions.
[2024-05-29 01:58:01] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2004, 741, 1921] Max Struct:[5000, 5000, 5000]
RANDOM walk for 23000 steps (0 resets) in 30001 ms. (0 steps per ms)
BEST_FIRST walk for 44006 steps (0 resets) in 15589 ms. (2 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2004, 741, 1921] Max Struct:[5000, 5000, 5000]
[2024-05-29 01:58:47] [INFO ] Invariant cache hit.
[2024-05-29 01:59:13] [INFO ] [Real]Absence check using 10000 positive place invariants in 20588 ms returned sat
[2024-05-29 01:59:32] [INFO ] [Real]Absence check using state equation in 19732 ms returned unknown
[2024-05-29 01:59:48] [INFO ] [Real]Absence check using 10000 positive place invariants in 10727 ms returned sat
[2024-05-29 02:00:17] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 1
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:851)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2249)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-05-29 02:00:45] [INFO ] [Real]Absence check using 10000 positive place invariants in 22802 ms returned sat
[2024-05-29 02:01:02] [INFO ] [Real]Absence check using state equation in 17374 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2004, 741, 1921] Max Struct:[5000, 5000, 5000]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2004, 741, 1921] Max Struct:[5000, 5000, 5000]
Support contains 15000 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 2931 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 2931 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 2572 ms. Remains 25000 /25000 variables (removed 0) and now considering 25000/25000 (removed 0) transitions.
[2024-05-29 02:01:08] [INFO ] Invariant cache hit.
[2024-05-29 02:01:52] [INFO ] Performed 8906/25000 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-29 02:01:56] [INFO ] Implicit Places using invariants in 48081 ms returned []
Implicit Place search using SMT only with invariants took 48083 ms to find 0 implicit places.
Running 15000 sub problems to find dead transitions.
[2024-05-29 02:01:56] [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 30316 ms.
Refiners :[Positive P Invariants (semi-flows): 5000/10000 constraints, State Equation: 0/25000 constraints, PredecessorRefiner: 15000/15000 constraints, Known Traps: 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 30279 ms.
Refiners :[Positive P Invariants (semi-flows): 5000/10000 constraints, State Equation: 0/25000 constraints, PredecessorRefiner: 0/15000 constraints, Known Traps: 0/0 constraints]
After SMT, in 100401ms problems are : Problem set: 0 solved, 15000 unsolved
Search for dead transitions found 0 dead transitions in 100610ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 151296 ms. Remains : 25000/25000 places, 25000/25000 transitions.
[2024-05-29 02:03:41] [INFO ] Flatten gal took : 2912 ms
[2024-05-29 02:03:43] [INFO ] Flatten gal took : 1707 ms
[2024-05-29 02:03:44] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1191047414746485380.gal : 515 ms
[2024-05-29 02:03:44] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12463586076510541782.prop : 48 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1191047414746485380.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12463586076510541782.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality12463586076510541782.prop.
RANDOM walk for 30602 steps (8 resets) in 120009 ms. (0 steps per ms) remains 6/6 properties
BEST_FIRST walk for 36004 steps (0 resets) in 20727 ms. (1 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (0 resets) in 20886 ms. (1 steps per ms) remains 6/6 properties
BEST_FIRST walk for 39004 steps (0 resets) in 20829 ms. (1 steps per ms) remains 6/6 properties
BEST_FIRST walk for 36004 steps (0 resets) in 20869 ms. (1 steps per ms) remains 6/6 properties
BEST_FIRST walk for 39004 steps (0 resets) in 20894 ms. (1 steps per ms) remains 6/6 properties
Detected timeout of ITS tools.
[2024-05-29 02:04:36] [INFO ] Flatten gal took : 1693 ms
[2024-05-29 02:04:36] [INFO ] Applying decomposition
[2024-05-29 02:04:37] [INFO ] Flatten gal took : 1247 ms
BEST_FIRST walk for 32004 steps (0 resets) in 22274 ms. (1 steps per ms) remains 6/6 properties

BK_STOP 1716948340867

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="Philosophers-PT-005000"
export BK_EXAMINATION="UpperBounds"
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 2-5568"
echo " Executing tool itstools"
echo " Input is Philosophers-PT-005000, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r268-smll-171654407900557"
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 [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;