Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r212-tall-174901994300437.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-d1m64, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r212-tall-174901994300437
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 976K
-rw-r--r-- 1 mcc users 7.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K 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 18K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 196K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.2K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 70K 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 4.0K 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 450K 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 positive values
NUM_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME SieveSingleMsgMbox-PT-d1m64-UpperBounds-00
FORMULA_NAME SieveSingleMsgMbox-PT-d1m64-UpperBounds-01
FORMULA_NAME SieveSingleMsgMbox-PT-d1m64-UpperBounds-02
FORMULA_NAME SieveSingleMsgMbox-PT-d1m64-UpperBounds-03
FORMULA_NAME SieveSingleMsgMbox-PT-d1m64-UpperBounds-04
FORMULA_NAME SieveSingleMsgMbox-PT-d1m64-UpperBounds-05
FORMULA_NAME SieveSingleMsgMbox-PT-d1m64-UpperBounds-06
FORMULA_NAME SieveSingleMsgMbox-PT-d1m64-UpperBounds-07
FORMULA_NAME SieveSingleMsgMbox-PT-d1m64-UpperBounds-08
FORMULA_NAME SieveSingleMsgMbox-PT-d1m64-UpperBounds-09
FORMULA_NAME SieveSingleMsgMbox-PT-d1m64-UpperBounds-10
FORMULA_NAME SieveSingleMsgMbox-PT-d1m64-UpperBounds-11
FORMULA_NAME SieveSingleMsgMbox-PT-d1m64-UpperBounds-12
FORMULA_NAME SieveSingleMsgMbox-PT-d1m64-UpperBounds-13
FORMULA_NAME SieveSingleMsgMbox-PT-d1m64-UpperBounds-14
FORMULA_NAME SieveSingleMsgMbox-PT-d1m64-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1749170257931

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SieveSingleMsgMbox-PT-d1m64
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-06-06 00:37:39] [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]
[2025-06-06 00:37:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-06 00:37:39] [INFO ] Load time of PNML (sax parser for PT used): 108 ms
[2025-06-06 00:37:39] [INFO ] Transformed 1295 places.
[2025-06-06 00:37:39] [INFO ] Transformed 749 transitions.
[2025-06-06 00:37:39] [INFO ] Parsed PT model containing 1295 places and 749 transitions and 2996 arcs in 200 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
Deduced a syphon composed of 1036 places in 8 ms
Reduce places removed 1036 places and 0 transitions.
FORMULA SieveSingleMsgMbox-PT-d1m64-UpperBounds-00 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m64-UpperBounds-01 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m64-UpperBounds-02 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m64-UpperBounds-04 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m64-UpperBounds-06 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m64-UpperBounds-07 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m64-UpperBounds-08 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m64-UpperBounds-09 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m64-UpperBounds-10 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m64-UpperBounds-11 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m64-UpperBounds-12 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m64-UpperBounds-13 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m64-UpperBounds-14 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m64-UpperBounds-15 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Initially) : Max Seen:[0, 0] Max Struct:[+inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0] Max Struct:[+inf, +inf]
// Phase 1: matrix 749 rows 259 cols
[2025-06-06 00:37:39] [INFO ] Computed 6 invariants in 35 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0] Max Struct:[91, 10]
RANDOM walk for 10000 steps (2253 resets) in 165 ms. (60 steps per ms)
BEST_FIRST walk for 20001 steps (1972 resets) in 159 ms. (125 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0] Max Struct:[91, 10]
[2025-06-06 00:37:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 00:37:40] [INFO ] [Real]Absence check using 3 positive place invariants in 7 ms returned sat
[2025-06-06 00:37:40] [INFO ] [Real]Absence check using 3 positive and 3 generalized place invariants in 3 ms returned sat
[2025-06-06 00:37:40] [INFO ] [Real]Absence check using state equation in 186 ms returned sat
[2025-06-06 00:37:40] [INFO ] State equation strengthened by 587 read => feed constraints.
[2025-06-06 00:37:40] [INFO ] [Real]Added 587 Read/Feed constraints in 120 ms returned sat
[2025-06-06 00:37:40] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 00:37:40] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-06 00:37:40] [INFO ] [Nat]Absence check using 3 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-06 00:37:40] [INFO ] [Nat]Absence check using state equation in 130 ms returned sat
[2025-06-06 00:37:40] [INFO ] [Nat]Added 587 Read/Feed constraints in 158 ms returned sat
[2025-06-06 00:37:41] [INFO ] Computed and/alt/rep : 82/233/82 causal constraints (skipped 666 transitions) in 125 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 00:37:41] [INFO ] Deduced a trap composed of 58 places in 126 ms of which 10 ms to minimize.
[2025-06-06 00:37:41] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 213 ms
[2025-06-06 00:37:41] [INFO ] Added : 18 causal constraints over 5 iterations in 758 ms. Result :sat
Minimization took 564 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 00:37:42] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-06 00:37:42] [INFO ] [Real]Absence check using 3 positive and 3 generalized place invariants in 2 ms returned sat
[2025-06-06 00:37:42] [INFO ] [Real]Absence check using state equation in 135 ms returned sat
[2025-06-06 00:37:42] [INFO ] [Real]Added 587 Read/Feed constraints in 80 ms returned sat
[2025-06-06 00:37:42] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 00:37:42] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-06 00:37:42] [INFO ] [Nat]Absence check using 3 positive and 3 generalized place invariants in 2 ms returned sat
[2025-06-06 00:37:42] [INFO ] [Nat]Absence check using state equation in 140 ms returned sat
[2025-06-06 00:37:42] [INFO ] [Nat]Added 587 Read/Feed constraints in 138 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 00:37:43] [INFO ] Deduced a trap composed of 29 places in 230 ms of which 121 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 00:37:43] [INFO ] Deduced a trap composed of 52 places in 148 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 00:37:43] [INFO ] Deduced a trap composed of 67 places in 56 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 00:37:43] [INFO ] Deduced a trap composed of 95 places in 60 ms of which 4 ms to minimize.
[2025-06-06 00:37:43] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 723 ms
[2025-06-06 00:37:43] [INFO ] Computed and/alt/rep : 82/233/82 causal constraints (skipped 666 transitions) in 64 ms.
[2025-06-06 00:37:43] [INFO ] Added : 14 causal constraints over 3 iterations in 329 ms. Result :sat
Minimization took 538 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0] Max Struct:[91, 10]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0] Max Struct:[91, 10]
Support contains 2 out of 259 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 259/259 places, 749/749 transitions.
Graph (complete) has 1159 edges and 259 vertex of which 242 are kept as prefixes of interest. Removing 17 places using SCC suffix rule.3 ms
Discarding 17 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 224 transitions
Reduce isomorphic transitions removed 226 transitions.
Iterating post reduction 0 with 226 rules applied. Total rules applied 227 place count 242 transition count 523
Discarding 60 places :
Symmetric choice reduction at 1 with 60 rule applications. Total rules 287 place count 182 transition count 233
Iterating global reduction 1 with 60 rules applied. Total rules applied 347 place count 182 transition count 233
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 352 place count 182 transition count 228
Discarding 45 places :
Symmetric choice reduction at 2 with 45 rule applications. Total rules 397 place count 137 transition count 183
Iterating global reduction 2 with 45 rules applied. Total rules applied 442 place count 137 transition count 183
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 2 with 16 rules applied. Total rules applied 458 place count 137 transition count 167
Discarding 27 places :
Symmetric choice reduction at 3 with 27 rule applications. Total rules 485 place count 110 transition count 138
Iterating global reduction 3 with 27 rules applied. Total rules applied 512 place count 110 transition count 138
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 3 with 17 rules applied. Total rules applied 529 place count 110 transition count 121
Discarding 8 places :
Symmetric choice reduction at 4 with 8 rule applications. Total rules 537 place count 102 transition count 110
Iterating global reduction 4 with 8 rules applied. Total rules applied 545 place count 102 transition count 110
Discarding 8 places :
Symmetric choice reduction at 4 with 8 rule applications. Total rules 553 place count 94 transition count 102
Iterating global reduction 4 with 8 rules applied. Total rules applied 561 place count 94 transition count 102
Discarding 5 places :
Symmetric choice reduction at 4 with 5 rule applications. Total rules 566 place count 89 transition count 96
Iterating global reduction 4 with 5 rules applied. Total rules applied 571 place count 89 transition count 96
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 573 place count 89 transition count 94
Discarding 5 places :
Symmetric choice reduction at 5 with 5 rule applications. Total rules 578 place count 84 transition count 89
Iterating global reduction 5 with 5 rules applied. Total rules applied 583 place count 84 transition count 89
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 586 place count 81 transition count 86
Iterating global reduction 5 with 3 rules applied. Total rules applied 589 place count 81 transition count 86
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 590 place count 80 transition count 84
Iterating global reduction 5 with 1 rules applied. Total rules applied 591 place count 80 transition count 84
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 592 place count 79 transition count 83
Iterating global reduction 5 with 1 rules applied. Total rules applied 593 place count 79 transition count 83
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 594 place count 78 transition count 82
Iterating global reduction 5 with 1 rules applied. Total rules applied 595 place count 78 transition count 82
Applied a total of 595 rules in 98 ms. Remains 78 /259 variables (removed 181) and now considering 82/749 (removed 667) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 110 ms. Remains : 78/259 places, 82/749 transitions.
// Phase 1: matrix 82 rows 78 cols
[2025-06-06 00:37:44] [INFO ] Computed 4 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0] Max Struct:[64, 10]
RANDOM walk for 1000000 steps (224315 resets) in 893 ms. (1118 steps per ms)
BEST_FIRST walk for 2000002 steps (207059 resets) in 892 ms. (2239 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0] Max Struct:[64, 10]
[2025-06-06 00:37:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-06 00:37:46] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-06 00:37:46] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-06 00:37:46] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2025-06-06 00:37:46] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-06 00:37:46] [INFO ] [Real]Added 33 Read/Feed constraints in 12 ms returned sat
[2025-06-06 00:37:46] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-06 00:37:46] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-06 00:37:46] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-06 00:37:46] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2025-06-06 00:37:46] [INFO ] [Nat]Added 33 Read/Feed constraints in 6 ms returned sat
[2025-06-06 00:37:46] [INFO ] Computed and/alt/rep : 20/44/20 causal constraints (skipped 61 transitions) in 5 ms.
[2025-06-06 00:37:46] [INFO ] Added : 13 causal constraints over 3 iterations in 32 ms. Result :sat
Minimization took 53 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-06 00:37:46] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-06 00:37:46] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-06 00:37:46] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2025-06-06 00:37:46] [INFO ] [Real]Added 33 Read/Feed constraints in 5 ms returned sat
[2025-06-06 00:37:46] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-06 00:37:46] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-06 00:37:46] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2025-06-06 00:37:46] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2025-06-06 00:37:46] [INFO ] [Nat]Added 33 Read/Feed constraints in 5 ms returned sat
[2025-06-06 00:37:46] [INFO ] Computed and/alt/rep : 20/44/20 causal constraints (skipped 61 transitions) in 5 ms.
[2025-06-06 00:37:46] [INFO ] Added : 15 causal constraints over 4 iterations in 41 ms. Result :sat
Minimization took 25 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0] Max Struct:[64, 10]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0] Max Struct:[64, 10]
Support contains 2 out of 78 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 78/78 places, 82/82 transitions.
Applied a total of 0 rules in 5 ms. Remains 78 /78 variables (removed 0) and now considering 82/82 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 78/78 places, 82/82 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 78/78 places, 82/82 transitions.
Applied a total of 0 rules in 4 ms. Remains 78 /78 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2025-06-06 00:37:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:37:46] [INFO ] Implicit Places using invariants in 53 ms returned []
[2025-06-06 00:37:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:37:46] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-06 00:37:47] [INFO ] Implicit Places using invariants and state equation in 147 ms returned []
Implicit Place search using SMT with State Equation took 202 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 00:37:47] [INFO ] Redundant transitions in 1 ms returned []
Running 81 sub problems to find dead transitions.
[2025-06-06 00:37:47] [INFO ] Invariant cache hit.
[2025-06-06 00:37:47] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 3 (OVERLAPS) 1/77 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/77 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 5 (OVERLAPS) 82/159 variables, 77/81 constraints. Problems are: Problem set: 0 solved, 81 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/159 variables, 33/114 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/159 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 8 (OVERLAPS) 1/160 variables, 1/115 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/160 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 10 (OVERLAPS) 0/160 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 81 unsolved
No progress, stopping.
After SMT solving in domain Real declared 160/160 variables, and 115 constraints, problems are : Problem set: 0 solved, 81 unsolved in 2793 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 78/78 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 81/81 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 3 (OVERLAPS) 1/77 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/77 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 5 (OVERLAPS) 82/159 variables, 77/81 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/159 variables, 33/114 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/159 variables, 73/187 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/159 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 9 (OVERLAPS) 1/160 variables, 1/188 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/160 variables, 8/196 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/160 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 12 (OVERLAPS) 0/160 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 81 unsolved
No progress, stopping.
After SMT solving in domain Int declared 160/160 variables, and 196 constraints, problems are : Problem set: 0 solved, 81 unsolved in 14554 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 78/78 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 81/81 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 17446ms problems are : Problem set: 0 solved, 81 unsolved
Search for dead transitions found 0 dead transitions in 17451ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17672 ms. Remains : 78/78 places, 82/82 transitions.
RANDOM walk for 40000 steps (8895 resets) in 935 ms. (42 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (4246 resets) in 123 ms. (322 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (4051 resets) in 97 ms. (408 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (4093 resets) in 163 ms. (243 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (4174 resets) in 147 ms. (270 steps per ms) remains 4/4 properties
[2025-06-06 00:38:05] [INFO ] Flatten gal took : 70 ms
[2025-06-06 00:38:05] [INFO ] Flatten gal took : 25 ms
[2025-06-06 00:38:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1997016612215288854.gal : 9 ms
[2025-06-06 00:38:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1726787928311164607.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1997016612215288854.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1726787928311164607.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 ...328
Loading property file /tmp/ReachabilityCardinality1726787928311164607.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :7 after 38
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :38 after 157
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :157 after 385
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :385 after 1077
Invariant property MIN0 does not hold.
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :1077 after 3783
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :3783 after 4503
SDD proceeding with computation,3 properties remain. new max is 256
SDD size :4503 after 8133
SDD proceeding with computation,3 properties remain. new max is 512
SDD size :8133 after 46785
SDD proceeding with computation,3 properties remain. new max is 1024
SDD size :46785 after 325621
SDD proceeding with computation,3 properties remain. new max is 2048
SDD size :325621 after 2.82819e+06
SDD proceeding with computation,3 properties remain. new max is 4096
SDD size :2.82819e+06 after 3.61103e+07
SDD proceeding with computation,3 properties remain. new max is 8192
SDD size :3.61103e+07 after 5.62461e+08
SDD proceeding with computation,3 properties remain. new max is 16384
SDD size :5.62461e+08 after 9.34799e+09
Interrupted probabilistic random walk after 715409 steps, run timeout after 3001 ms. (steps per millisecond=238 ) properties seen :2 out of 4
Probabilistic random walk after 715409 steps, saw 338150 distinct states, run finished after 3024 ms. (steps per millisecond=236 ) properties seen :2
[2025-06-06 00:38:08] [INFO ] Invariant cache hit.
[2025-06-06 00:38:08] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 38/40 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 12/52 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/52 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2/54 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 61/115 variables, 54/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 00:38:08] [INFO ] Deduced a trap composed of 24 places in 39 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/115 variables, 1/59 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/115 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 34/149 variables, 15/74 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/149 variables, 31/105 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/149 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX1 is UNSAT
At refinement iteration 13 (OVERLAPS) 11/160 variables, 9/114 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/160 variables, 2/116 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 00:38:08] [INFO ] Deduced a trap composed of 10 places in 116 ms of which 12 ms to minimize.
Problem MAX0 is UNSAT
After SMT solving in domain Real declared 160/160 variables, and 117 constraints, problems are : Problem set: 2 solved, 0 unsolved in 407 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 78/78 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 431ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[0, 0] Max Struct:[64, 10]
Starting property specific reduction for SieveSingleMsgMbox-PT-d1m64-UpperBounds-03
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[64]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[64]
[2025-06-06 00:38:08] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[64]
RANDOM walk for 10000 steps (2239 resets) in 10 ms. (909 steps per ms)
BEST_FIRST walk for 10000 steps (1004 resets) in 6 ms. (1428 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[64]
[2025-06-06 00:38:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 00:38:08] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2025-06-06 00:38:08] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2025-06-06 00:38:08] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2025-06-06 00:38:08] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-06 00:38:08] [INFO ] [Real]Added 33 Read/Feed constraints in 16 ms returned sat
[2025-06-06 00:38:08] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 00:38:08] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-06 00:38:08] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-06 00:38:08] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2025-06-06 00:38:08] [INFO ] [Nat]Added 33 Read/Feed constraints in 7 ms returned sat
[2025-06-06 00:38:08] [INFO ] Computed and/alt/rep : 20/44/20 causal constraints (skipped 61 transitions) in 6 ms.
[2025-06-06 00:38:08] [INFO ] Added : 13 causal constraints over 3 iterations in 44 ms. Result :sat
Minimization took 54 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[64]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[64]
Support contains 1 out of 78 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 78/78 places, 82/82 transitions.
Graph (complete) has 215 edges and 78 vertex of which 77 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 77 transition count 81
Applied a total of 2 rules in 10 ms. Remains 77 /78 variables (removed 1) and now considering 81/82 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 77/78 places, 81/82 transitions.
// Phase 1: matrix 81 rows 77 cols
[2025-06-06 00:38:08] [INFO ] Computed 4 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[64]
RANDOM walk for 1000000 steps (224356 resets) in 784 ms. (1273 steps per ms)
BEST_FIRST walk for 1000000 steps (103687 resets) in 399 ms. (2500 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[64]
[2025-06-06 00:38:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-06 00:38:10] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-06 00:38:10] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 2 ms returned sat
[2025-06-06 00:38:10] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2025-06-06 00:38:10] [INFO ] State equation strengthened by 32 read => feed constraints.
[2025-06-06 00:38:10] [INFO ] [Real]Added 32 Read/Feed constraints in 12 ms returned sat
[2025-06-06 00:38:10] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-06 00:38:10] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-06 00:38:10] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2025-06-06 00:38:10] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2025-06-06 00:38:10] [INFO ] [Nat]Added 32 Read/Feed constraints in 9 ms returned sat
[2025-06-06 00:38:10] [INFO ] Computed and/alt/rep : 20/44/20 causal constraints (skipped 60 transitions) in 6 ms.
[2025-06-06 00:38:10] [INFO ] Added : 10 causal constraints over 2 iterations in 36 ms. Result :sat
Minimization took 58 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[64]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[64]
Support contains 1 out of 77 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 77/77 places, 81/81 transitions.
Applied a total of 0 rules in 7 ms. Remains 77 /77 variables (removed 0) and now considering 81/81 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 77/77 places, 81/81 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 77/77 places, 81/81 transitions.
Applied a total of 0 rules in 3 ms. Remains 77 /77 variables (removed 0) and now considering 81/81 (removed 0) transitions.
[2025-06-06 00:38:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:38:10] [INFO ] Implicit Places using invariants in 103 ms returned []
[2025-06-06 00:38:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:38:10] [INFO ] State equation strengthened by 32 read => feed constraints.
[2025-06-06 00:38:10] [INFO ] Implicit Places using invariants and state equation in 142 ms returned []
Implicit Place search using SMT with State Equation took 248 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 00:38:10] [INFO ] Redundant transitions in 2 ms returned []
Running 80 sub problems to find dead transitions.
[2025-06-06 00:38:10] [INFO ] Invariant cache hit.
[2025-06-06 00:38:10] [INFO ] State equation strengthened by 32 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (OVERLAPS) 1/77 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/77 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (OVERLAPS) 81/158 variables, 77/81 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/158 variables, 32/113 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/158 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 8 (OVERLAPS) 0/158 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Real declared 158/158 variables, and 113 constraints, problems are : Problem set: 0 solved, 80 unsolved in 2282 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 77/77 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (OVERLAPS) 1/77 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/77 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (OVERLAPS) 81/158 variables, 77/81 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/158 variables, 32/113 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/158 variables, 80/193 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/158 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 00:38:19] [INFO ] Deduced a trap along path composed of 4 places in 28 ms of which 5 ms to minimize.
At refinement iteration 9 (OVERLAPS) 0/158 variables, 1/194 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/158 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 11 (OVERLAPS) 0/158 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Int declared 158/158 variables, and 194 constraints, problems are : Problem set: 0 solved, 80 unsolved in 13768 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 77/77 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 16100ms problems are : Problem set: 0 solved, 80 unsolved
Search for dead transitions found 0 dead transitions in 16101ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16364 ms. Remains : 77/77 places, 81/81 transitions.
[2025-06-06 00:38:26] [INFO ] Flatten gal took : 27 ms
[2025-06-06 00:38:26] [INFO ] Flatten gal took : 10 ms
[2025-06-06 00:38:26] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9513102861774991700.gal : 3 ms
[2025-06-06 00:38:26] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4962371988179261235.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/ReachabilityCardinality9513102861774991700.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4962371988179261235.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 ...328
Loading property file /tmp/ReachabilityCardinality4962371988179261235.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 38
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :38 after 157
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :157 after 385
RANDOM walk for 40000 steps (8882 resets) in 298 ms. (133 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :385 after 1257
Invariant property MIN0 does not hold.
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :1257 after 3783
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :3783 after 4503
BEST_FIRST walk for 40001 steps (4223 resets) in 93 ms. (425 steps per ms) remains 2/2 properties
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :4503 after 8409
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :8409 after 46785
BEST_FIRST walk for 40002 steps (4183 resets) in 68 ms. (579 steps per ms) remains 2/2 properties
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :46785 after 327301
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :327301 after 2.81199e+06
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2.81199e+06 after 3.49422e+07
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :3.49422e+07 after 4.79668e+08
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :4.79668e+08 after 8.8983e+09
Interrupted probabilistic random walk after 3084965 steps, run timeout after 3001 ms. (steps per millisecond=1027 ) properties seen :1 out of 2
Probabilistic random walk after 3084965 steps, saw 1426710 distinct states, run finished after 3013 ms. (steps per millisecond=1023 ) properties seen :1
[2025-06-06 00:38:29] [INFO ] Invariant cache hit.
[2025-06-06 00:38:29] [INFO ] State equation strengthened by 32 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 38/39 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/39 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/47 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/47 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/53 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 00:38:30] [INFO ] Deduced a trap composed of 24 places in 942 ms of which 28 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/53 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 60/113 variables, 53/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/113 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 26/139 variables, 14/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/139 variables, 23/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/139 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 19/158 variables, 10/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/158 variables, 9/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 00:38:31] [INFO ] Deduced a trap composed of 10 places in 82 ms of which 4 ms to minimize.
Problem MAX0 is UNSAT
After SMT solving in domain Real declared 158/158 variables, and 115 constraints, problems are : Problem set: 1 solved, 0 unsolved in 1161 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 77/77 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1166ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[0] Max Struct:[64]
Ending property specific reduction for SieveSingleMsgMbox-PT-d1m64-UpperBounds-03 in 22506 ms.
Starting property specific reduction for SieveSingleMsgMbox-PT-d1m64-UpperBounds-05
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[10]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[10]
// Phase 1: matrix 82 rows 78 cols
[2025-06-06 00:38:31] [INFO ] Computed 4 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[10]
RANDOM walk for 10000 steps (2272 resets) in 11 ms. (833 steps per ms)
BEST_FIRST walk for 10001 steps (1022 resets) in 6 ms. (1428 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[10]
[2025-06-06 00:38:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 00:38:31] [INFO ] [Real]Absence check using 3 positive place invariants in 32 ms returned sat
[2025-06-06 00:38:31] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 35 ms returned sat
[2025-06-06 00:38:31] [INFO ] [Real]Absence check using state equation in 106 ms returned sat
[2025-06-06 00:38:31] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-06 00:38:31] [INFO ] [Real]Added 33 Read/Feed constraints in 9 ms returned sat
[2025-06-06 00:38:31] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 00:38:31] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-06 00:38:31] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2025-06-06 00:38:31] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2025-06-06 00:38:31] [INFO ] [Nat]Added 33 Read/Feed constraints in 6 ms returned sat
[2025-06-06 00:38:31] [INFO ] Computed and/alt/rep : 20/44/20 causal constraints (skipped 61 transitions) in 6 ms.
[2025-06-06 00:38:31] [INFO ] Added : 15 causal constraints over 4 iterations in 113 ms. Result :sat
Minimization took 40 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[10]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[10]
Support contains 1 out of 78 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 78/78 places, 82/82 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 77 transition count 81
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 77 transition count 81
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 77 transition count 80
Applied a total of 3 rules in 5 ms. Remains 77 /78 variables (removed 1) and now considering 80/82 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 77/78 places, 80/82 transitions.
// Phase 1: matrix 80 rows 77 cols
[2025-06-06 00:38:31] [INFO ] Computed 4 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[10]
RANDOM walk for 1000000 steps (223701 resets) in 745 ms. (1340 steps per ms)
BEST_FIRST walk for 1000001 steps (103542 resets) in 398 ms. (2506 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[10]
[2025-06-06 00:38:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-06 00:38:32] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-06 00:38:32] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 3 ms returned sat
[2025-06-06 00:38:32] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2025-06-06 00:38:32] [INFO ] State equation strengthened by 31 read => feed constraints.
[2025-06-06 00:38:32] [INFO ] [Real]Added 31 Read/Feed constraints in 13 ms returned sat
[2025-06-06 00:38:32] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-06 00:38:32] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-06 00:38:32] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-06 00:38:32] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2025-06-06 00:38:32] [INFO ] [Nat]Added 31 Read/Feed constraints in 5 ms returned sat
[2025-06-06 00:38:33] [INFO ] Computed and/alt/rep : 20/44/20 causal constraints (skipped 59 transitions) in 6 ms.
[2025-06-06 00:38:33] [INFO ] Added : 12 causal constraints over 3 iterations in 28 ms. Result :sat
Minimization took 31 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[10]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[10]
Support contains 1 out of 77 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 77/77 places, 80/80 transitions.
Applied a total of 0 rules in 3 ms. Remains 77 /77 variables (removed 0) and now considering 80/80 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 77/77 places, 80/80 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 77/77 places, 80/80 transitions.
Applied a total of 0 rules in 3 ms. Remains 77 /77 variables (removed 0) and now considering 80/80 (removed 0) transitions.
[2025-06-06 00:38:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:38:33] [INFO ] Implicit Places using invariants in 68 ms returned []
[2025-06-06 00:38:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:38:33] [INFO ] State equation strengthened by 31 read => feed constraints.
[2025-06-06 00:38:33] [INFO ] Implicit Places using invariants and state equation in 177 ms returned []
Implicit Place search using SMT with State Equation took 259 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 00:38:33] [INFO ] Redundant transitions in 2 ms returned []
Running 79 sub problems to find dead transitions.
[2025-06-06 00:38:33] [INFO ] Invariant cache hit.
[2025-06-06 00:38:33] [INFO ] State equation strengthened by 31 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 3 (OVERLAPS) 1/76 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 5 (OVERLAPS) 80/156 variables, 76/80 constraints. Problems are: Problem set: 0 solved, 79 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/156 variables, 31/111 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/156 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 8 (OVERLAPS) 1/157 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/157 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 10 (OVERLAPS) 0/157 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 79 unsolved
No progress, stopping.
After SMT solving in domain Real declared 157/157 variables, and 112 constraints, problems are : Problem set: 0 solved, 79 unsolved in 2590 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 77/77 constraints, ReadFeed: 31/31 constraints, PredecessorRefiner: 79/79 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 79 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 3 (OVERLAPS) 1/76 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 5 (OVERLAPS) 80/156 variables, 76/80 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/156 variables, 31/111 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/156 variables, 71/182 constraints. Problems are: Problem set: 0 solved, 79 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 00:38:38] [INFO ] Deduced a trap along path composed of 17 places in 29 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/156 variables, 1/183 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/156 variables, 0/183 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 10 (OVERLAPS) 1/157 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/157 variables, 8/192 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/157 variables, 0/192 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 13 (OVERLAPS) 0/157 variables, 0/192 constraints. Problems are: Problem set: 0 solved, 79 unsolved
No progress, stopping.
After SMT solving in domain Int declared 157/157 variables, and 192 constraints, problems are : Problem set: 0 solved, 79 unsolved in 15688 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 77/77 constraints, ReadFeed: 31/31 constraints, PredecessorRefiner: 79/79 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 18337ms problems are : Problem set: 0 solved, 79 unsolved
Search for dead transitions found 0 dead transitions in 18337ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18605 ms. Remains : 77/77 places, 80/80 transitions.
[2025-06-06 00:38:51] [INFO ] Flatten gal took : 33 ms
[2025-06-06 00:38:51] [INFO ] Flatten gal took : 27 ms
[2025-06-06 00:38:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12774319515159337738.gal : 2 ms
[2025-06-06 00:38:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7671248160558421809.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/ReachabilityCardinality12774319515159337738.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7671248160558421809.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40000 steps (8964 resets) in 172 ms. (231 steps per ms) remains 2/2 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/ReachabilityCardinality7671248160558421809.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 38
BEST_FIRST walk for 40003 steps (4165 resets) in 47 ms. (833 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (4144 resets) in 59 ms. (666 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :38 after 157
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :157 after 229
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :229 after 1257
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :1257 after 3411
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3411 after 5775
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :5775 after 34935
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :34935 after 192711
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :192711 after 1.37297e+06
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1.37297e+06 after 1.48887e+07
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :1.48887e+07 after 1.83479e+08
Interrupted probabilistic random walk after 3074693 steps, run timeout after 3001 ms. (steps per millisecond=1024 ) properties seen :1 out of 2
Probabilistic random walk after 3074693 steps, saw 1427509 distinct states, run finished after 3001 ms. (steps per millisecond=1024 ) properties seen :1
[2025-06-06 00:38:54] [INFO ] Invariant cache hit.
[2025-06-06 00:38:54] [INFO ] State equation strengthened by 31 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 9/11 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 59/70 variables, 9/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/70 variables, 10/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/70 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 82/152 variables, 61/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/152 variables, 1/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/152 variables, 21/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/152 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 5/157 variables, 2/106 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem MAX0 is UNSAT
After SMT solving in domain Real declared 157/157 variables, and 107 constraints, problems are : Problem set: 1 solved, 0 unsolved in 77 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 72/77 constraints, ReadFeed: 31/31 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 81ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[0] Max Struct:[10]
Ending property specific reduction for SieveSingleMsgMbox-PT-d1m64-UpperBounds-05 in 23795 ms.
[2025-06-06 00:38:54] [INFO ] Flatten gal took : 7 ms
[2025-06-06 00:38:54] [INFO ] Applying decomposition
[2025-06-06 00:38:54] [INFO ] Flatten gal took : 6 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph18195349779086745326.txt' '-o' '/tmp/graph18195349779086745326.bin' '-w' '/tmp/graph18195349779086745326.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph18195349779086745326.bin' '-l' '-1' '-v' '-w' '/tmp/graph18195349779086745326.weights' '-q' '0' '-e' '0.001'
[2025-06-06 00:38:55] [INFO ] Decomposing Gal with order
[2025-06-06 00:38:55] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-06 00:38:55] [INFO ] Removed a total of 79 redundant transitions.
[2025-06-06 00:38:55] [INFO ] Flatten gal took : 40 ms
[2025-06-06 00:38:55] [INFO ] Fuse similar labels procedure discarded/fused a total of 43 labels/synchronizations in 7 ms.
[2025-06-06 00:38:55] [INFO ] Time to serialize gal into /tmp/UpperBounds5851635222462114099.gal : 3 ms
[2025-06-06 00:38:55] [INFO ] Time to serialize properties into /tmp/UpperBounds11613187627523680279.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/UpperBounds5851635222462114099.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds11613187627523680279.prop' '--nowitness'

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 ...284
Loading property file /tmp/UpperBounds11613187627523680279.prop.
Detected timeout of ITS tools.
[2025-06-06 00:59:20] [INFO ] Flatten gal took : 7 ms
[2025-06-06 00:59:20] [INFO ] Time to serialize gal into /tmp/UpperBounds16865332652043425303.gal : 1 ms
[2025-06-06 00:59:20] [INFO ] Time to serialize properties into /tmp/UpperBounds17774707930753568684.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/UpperBounds16865332652043425303.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds17774707930753568684.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 ...306
Loading property file /tmp/UpperBounds17774707930753568684.prop.
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,5.50648e+15,155.541,2533032,2,42961,5,1.46183e+07,6,0,393,1.39989e+07,0
Total reachable state count : 5506483303191783

Verifying 2 reachability properties.
Min sum of variable value : 0
Maximum sum along a path : 61
Bounds property SieveSingleMsgMbox-PT-d1m64-UpperBounds-03 :0 <= l1206 <= 61
FORMULA SieveSingleMsgMbox-PT-d1m64-UpperBounds-03 61 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL

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-d1m64-UpperBounds-03,0,155.565,2533032,1,0,7,1.46183e+07,9,1,590,1.39989e+07,4
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property SieveSingleMsgMbox-PT-d1m64-UpperBounds-05 :0 <= l1056 <= 1
FORMULA SieveSingleMsgMbox-PT-d1m64-UpperBounds-05 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL

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-d1m64-UpperBounds-05,0,155.568,2533032,1,0,8,1.46183e+07,10,1,595,1.39989e+07,5
Total runtime 1457047 ms.

BK_STOP 1749171716305

--------------------
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
++ 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 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="SieveSingleMsgMbox-PT-d1m64"
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 2-5832"
echo " Executing tool itstools"
echo " Input is SieveSingleMsgMbox-PT-d1m64, 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 r212-tall-174901994300437"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SieveSingleMsgMbox-PT-d1m64.tgz
mv SieveSingleMsgMbox-PT-d1m64 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.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 ;