Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r212-tall-174901994300391.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)
......................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is SieveSingleMsgMbox-PT-d0m64, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r212-tall-174901994300391
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 480K
-rw-r--r-- 1 mcc users 6.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.3K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.2K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 77K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 97K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 6 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 57K May 29 14:33 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 SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-00
FORMULA_NAME SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-01
FORMULA_NAME SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-02
FORMULA_NAME SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-03
FORMULA_NAME SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-04
FORMULA_NAME SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-05
FORMULA_NAME SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-06
FORMULA_NAME SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-07
FORMULA_NAME SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-08
FORMULA_NAME SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-09
FORMULA_NAME SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-10
FORMULA_NAME SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-11
FORMULA_NAME SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-12
FORMULA_NAME SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-13
FORMULA_NAME SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-14
FORMULA_NAME SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-15

=== Now, execution of the tool begins

BK_START 1749152938732

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SieveSingleMsgMbox-PT-d0m64
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-06-05 19:48:59] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-05 19:48:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 19:49:00] [INFO ] Load time of PNML (sax parser for PT used): 71 ms
[2025-06-05 19:49:00] [INFO ] Transformed 262 places.
[2025-06-05 19:49:00] [INFO ] Transformed 73 transitions.
[2025-06-05 19:49:00] [INFO ] Parsed PT model containing 262 places and 73 transitions and 292 arcs in 164 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 14 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 190 places in 1 ms
Reduce places removed 190 places and 0 transitions.
[2025-06-05 19:49:00] [INFO ] Flatten gal took : 68 ms
[2025-06-05 19:49:00] [INFO ] Flatten gal took : 21 ms
[2025-06-05 19:49:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11748049162839361313.gal : 9 ms
[2025-06-05 19:49:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5958705847368057444.prop : 7 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11748049162839361313.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5958705847368057444.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40000 steps (8906 resets) in 1383 ms. (28 steps per ms) remains 16/16 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality5958705847368057444.prop.
BEST_FIRST walk for 4003 steps (388 resets) in 113 ms. (35 steps per ms) remains 16/16 properties
SDD proceeding with computation,16 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,16 properties remain. new max is 8
SDD size :5 after 23
BEST_FIRST walk for 4002 steps (389 resets) in 161 ms. (24 steps per ms) remains 16/16 properties
SDD proceeding with computation,16 properties remain. new max is 16
SDD size :23 after 49
SDD proceeding with computation,16 properties remain. new max is 32
SDD size :49 after 93
SDD proceeding with computation,16 properties remain. new max is 64
SDD size :93 after 145
SDD proceeding with computation,16 properties remain. new max is 128
BEST_FIRST walk for 4003 steps (201 resets) in 90 ms. (43 steps per ms) remains 16/16 properties
SDD size :145 after 446
SDD proceeding with computation,16 properties remain. new max is 256
SDD size :446 after 1550
BEST_FIRST walk for 4003 steps (183 resets) in 101 ms. (39 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (183 resets) in 38 ms. (102 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (187 resets) in 57 ms. (68 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (135 resets) in 80 ms. (49 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (184 resets) in 57 ms. (69 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (198 resets) in 37 ms. (105 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (183 resets) in 57 ms. (69 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (341 resets) in 110 ms. (36 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (178 resets) in 38 ms. (102 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (245 resets) in 23 ms. (166 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (214 resets) in 15 ms. (250 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (201 resets) in 20 ms. (190 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (256 resets) in 18 ms. (210 steps per ms) remains 16/16 properties
SDD proceeding with computation,16 properties remain. new max is 512
SDD size :1550 after 7282
SDD proceeding with computation,16 properties remain. new max is 1024
SDD size :7282 after 45477
SDD proceeding with computation,16 properties remain. new max is 2048
SDD size :45477 after 222901
Interrupted probabilistic random walk after 407906 steps, run timeout after 3001 ms. (steps per millisecond=135 ) properties seen :8 out of 16
Probabilistic random walk after 407906 steps, saw 201326 distinct states, run finished after 3011 ms. (steps per millisecond=135 ) properties seen :8
FORMULA SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-14 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-13 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-11 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-08 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-07 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-04 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-03 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-01 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
// Phase 1: matrix 73 rows 72 cols
[2025-06-05 19:49:04] [INFO ] Computed 6 invariants in 13 ms
[2025-06-05 19:49:04] [INFO ] State equation strengthened by 31 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-10 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-10 TRUE TECHNIQUES SMT_REFINEMENT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 7 unsolved
Problem SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-05 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-05 TRUE TECHNIQUES SMT_REFINEMENT
Problem SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-06 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-06 FALSE TECHNIQUES SMT_REFINEMENT
Problem SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-15 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-15 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 4/68 variables, 2/3 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 0/3 constraints. Problems are: Problem set: 4 solved, 4 unsolved
Problem SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-02 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-02 FALSE TECHNIQUES SMT_REFINEMENT
Problem SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-09 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-09 FALSE TECHNIQUES SMT_REFINEMENT
Problem SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-12 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-12 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 4 (OVERLAPS) 4/72 variables, 3/6 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/72 variables, 0/6 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 73/145 variables, 72/78 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/145 variables, 31/109 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 0/109 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/145 variables, 0/109 constraints. Problems are: Problem set: 7 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 145/145 variables, and 109 constraints, problems are : Problem set: 7 solved, 1 unsolved in 340 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 72/72 constraints, ReadFeed: 31/31 constraints, PredecessorRefiner: 7/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 7 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/50 variables, 3/3 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/3 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 22/72 variables, 3/6 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/72 variables, 0/6 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 73/145 variables, 72/78 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/145 variables, 31/109 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/145 variables, 1/110 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 0/110 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/145 variables, 0/110 constraints. Problems are: Problem set: 7 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 145/145 variables, and 110 constraints, problems are : Problem set: 7 solved, 1 unsolved in 179 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 72/72 constraints, ReadFeed: 31/31 constraints, PredecessorRefiner: 1/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 615ms problems are : Problem set: 7 solved, 1 unsolved
Parikh walk visited 0 properties in 92 ms.
Support contains 10 out of 72 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 72/72 places, 73/73 transitions.
Graph (complete) has 192 edges and 72 vertex of which 70 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 9 place count 62 transition count 65
Iterating global reduction 0 with 8 rules applied. Total rules applied 17 place count 62 transition count 65
Applied a total of 17 rules in 19 ms. Remains 62 /72 variables (removed 10) and now considering 65/73 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 62/72 places, 65/73 transitions.
RANDOM walk for 40000 steps (8942 resets) in 91 ms. (434 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (4060 resets) in 85 ms. (465 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3318326 steps, run timeout after 3006 ms. (steps per millisecond=1103 ) properties seen :0 out of 1
Probabilistic random walk after 3318326 steps, saw 1652097 distinct states, run finished after 3006 ms. (steps per millisecond=1103 ) properties seen :0
// Phase 1: matrix 65 rows 62 cols
[2025-06-05 19:49:07] [INFO ] Computed 5 invariants in 1 ms
[2025-06-05 19:49:07] [INFO ] State equation strengthened by 27 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 31/41 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 10/51 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/51 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 57/108 variables, 51/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/108 variables, 19/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/108 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 19/127 variables, 11/86 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/127 variables, 8/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/127 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/127 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 127/127 variables, and 94 constraints, problems are : Problem set: 0 solved, 1 unsolved in 74 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 62/62 constraints, ReadFeed: 27/27 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 31/41 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 10/51 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/51 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 57/108 variables, 51/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/108 variables, 19/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/108 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 19/127 variables, 11/86 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/127 variables, 8/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/127 variables, 1/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/127 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/127 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 127/127 variables, and 95 constraints, problems are : Problem set: 0 solved, 1 unsolved in 197 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 62/62 constraints, ReadFeed: 27/27 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 279ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 231 ms.
Support contains 10 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 65/65 transitions.
Applied a total of 0 rules in 5 ms. Remains 62 /62 variables (removed 0) and now considering 65/65 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 62/62 places, 65/65 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 65/65 transitions.
Applied a total of 0 rules in 4 ms. Remains 62 /62 variables (removed 0) and now considering 65/65 (removed 0) transitions.
[2025-06-05 19:49:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 19:49:08] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-06-05 19:49:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 19:49:08] [INFO ] State equation strengthened by 27 read => feed constraints.
[2025-06-05 19:49:08] [INFO ] Implicit Places using invariants and state equation in 118 ms returned []
Implicit Place search using SMT with State Equation took 176 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 19:49:08] [INFO ] Redundant transitions in 1 ms returned []
Running 64 sub problems to find dead transitions.
[2025-06-05 19:49:08] [INFO ] Invariant cache hit.
[2025-06-05 19:49:08] [INFO ] State equation strengthened by 27 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/61 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 3 (OVERLAPS) 1/62 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 64 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:49:09] [INFO ] Deduced a trap composed of 19 places in 42 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:49:09] [INFO ] Deduced a trap composed of 19 places in 50 ms of which 4 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/62 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/62 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 6 (OVERLAPS) 65/127 variables, 62/69 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/127 variables, 27/96 constraints. Problems are: Problem set: 0 solved, 64 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:49:09] [INFO ] Deduced a trap composed of 19 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:49:09] [INFO ] Deduced a trap composed of 20 places in 106 ms of which 75 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:49:09] [INFO ] Deduced a trap composed of 20 places in 39 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:49:10] [INFO ] Deduced a trap composed of 19 places in 44 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:49:10] [INFO ] Deduced a trap composed of 20 places in 32 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:49:10] [INFO ] Deduced a trap composed of 20 places in 30 ms of which 5 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/127 variables, 6/102 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/127 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 64 unsolved
SDD proceeding with computation,16 properties remain. new max is 4096
SDD size :222901 after 1.14951e+06
At refinement iteration 10 (OVERLAPS) 0/127 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 64 unsolved
No progress, stopping.
After SMT solving in domain Real declared 127/127 variables, and 102 constraints, problems are : Problem set: 0 solved, 64 unsolved in 2613 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 62/62 constraints, ReadFeed: 27/27 constraints, PredecessorRefiner: 64/64 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 64 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/61 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 3 (OVERLAPS) 1/62 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/62 variables, 8/13 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/62 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 6 (OVERLAPS) 65/127 variables, 62/75 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/127 variables, 27/102 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/127 variables, 64/166 constraints. Problems are: Problem set: 0 solved, 64 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:49:12] [INFO ] Deduced a trap along path composed of 3 places in 41 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:49:12] [INFO ] Deduced a trap along path composed of 16 places in 38 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/127 variables, 2/168 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/127 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 11 (OVERLAPS) 0/127 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 64 unsolved
No progress, stopping.
After SMT solving in domain Int declared 127/127 variables, and 168 constraints, problems are : Problem set: 0 solved, 64 unsolved in 5446 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 62/62 constraints, ReadFeed: 27/27 constraints, PredecessorRefiner: 64/64 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 8095ms problems are : Problem set: 0 solved, 64 unsolved
Search for dead transitions found 0 dead transitions in 8099ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8288 ms. Remains : 62/62 places, 65/65 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (complete) has 148 edges and 62 vertex of which 61 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 61 transition count 61
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 7 place count 59 transition count 61
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 7 Pre rules applied. Total rules applied 7 place count 59 transition count 54
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 2 with 14 rules applied. Total rules applied 21 place count 52 transition count 54
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 25 place count 50 transition count 52
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 29 place count 48 transition count 52
Free-agglomeration rule applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 30 place count 48 transition count 51
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 31 place count 47 transition count 51
Applied a total of 31 rules in 24 ms. Remains 47 /62 variables (removed 15) and now considering 51/65 (removed 14) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 51 rows 47 cols
[2025-06-05 19:49:16] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-05 19:49:16] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2025-06-05 19:49:16] [INFO ] After 29ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-05 19:49:16] [INFO ] [Nat]Absence check using 4 positive place invariants in 0 ms returned sat
[2025-06-05 19:49:16] [INFO ] After 41ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-05 19:49:16] [INFO ] After 57ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-05 19:49:16] [INFO ] After 91ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2025-06-05 19:49:16] [INFO ] Flatten gal took : 6 ms
[2025-06-05 19:49:16] [INFO ] Flatten gal took : 6 ms
[2025-06-05 19:49:16] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13257686616410839056.gal : 2 ms
[2025-06-05 19:49:16] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11622176173705002436.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13257686616410839056.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11622176173705002436.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality11622176173705002436.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :3 after 11
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :11 after 41
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :41 after 49
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :49 after 72
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :72 after 230
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :230 after 895
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :895 after 3886
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :3886 after 14661
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :14661 after 53862
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :53862 after 184994
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :184994 after 603343
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :603343 after 1.81628e+06
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :1.81628e+06 after 3.48082e+06
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,5.0248e+06,9.30829,187768,2,10931,19,577867,7,0,254,573448,0
Total reachable state count : 5024801

Verifying 1 reachability properties.
Reachability property SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-00 does not hold.
No reachable states exhibit your property : SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-00

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-00,0,9.31565,187768,1,0,19,577867,7,0,271,573448,0
FORMULA SieveSingleMsgMbox-PT-d0m64-ReachabilityFireability-2025-00 FALSE TECHNIQUES OVER_APPROXIMATION
Over-approximation ignoring read arcs solved -1 properties in 9511 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 26320 ms.

BK_STOP 1749152966229

--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -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 ReachabilityFireability -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="SieveSingleMsgMbox-PT-d0m64"
export BK_EXAMINATION="ReachabilityFireability"
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 SieveSingleMsgMbox-PT-d0m64, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r212-tall-174901994300391"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SieveSingleMsgMbox-PT-d0m64.tgz
mv SieveSingleMsgMbox-PT-d0m64 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;