About the Execution of ITS-Tools for FireWire-PT-06
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 85630.00 | 0.00 | 0.00 | 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r086-smll-174860102200285.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is FireWire-PT-06, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r086-smll-174860102200285
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 480K
-rw-r--r-- 1 mcc users 6.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 63K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.0K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 66K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.9K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 89K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 90K May 29 14:32 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 FireWire-PT-06-UpperBounds-00
FORMULA_NAME FireWire-PT-06-UpperBounds-01
FORMULA_NAME FireWire-PT-06-UpperBounds-02
FORMULA_NAME FireWire-PT-06-UpperBounds-03
FORMULA_NAME FireWire-PT-06-UpperBounds-04
FORMULA_NAME FireWire-PT-06-UpperBounds-05
FORMULA_NAME FireWire-PT-06-UpperBounds-06
FORMULA_NAME FireWire-PT-06-UpperBounds-07
FORMULA_NAME FireWire-PT-06-UpperBounds-08
FORMULA_NAME FireWire-PT-06-UpperBounds-09
FORMULA_NAME FireWire-PT-06-UpperBounds-10
FORMULA_NAME FireWire-PT-06-UpperBounds-11
FORMULA_NAME FireWire-PT-06-UpperBounds-12
FORMULA_NAME FireWire-PT-06-UpperBounds-13
FORMULA_NAME FireWire-PT-06-UpperBounds-14
FORMULA_NAME FireWire-PT-06-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1748851051779
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FireWire-PT-06
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-06-02 07:57:34] [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]
[2025-06-02 07:57:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 07:57:34] [INFO ] Load time of PNML (sax parser for PT used): 188 ms
[2025-06-02 07:57:34] [INFO ] Transformed 116 places.
[2025-06-02 07:57:34] [INFO ] Transformed 368 transitions.
[2025-06-02 07:57:34] [INFO ] Found NUPN structural information;
[2025-06-02 07:57:34] [INFO ] Parsed PT model containing 116 places and 368 transitions and 1362 arcs in 431 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 16 ms.
Ensure Unique test removed 56 transitions
Reduce redundant transitions removed 56 transitions.
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-06-02 07:57:34] [INFO ] Flow matrix only has 280 transitions (discarded 32 similar events)
// Phase 1: matrix 280 rows 116 cols
[2025-06-02 07:57:34] [INFO ] Computed 9 invariants in 28 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 10000 steps (508 resets) in 99 ms. (100 steps per ms)
FORMULA FireWire-PT-06-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-06-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-06-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-06-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-06-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-06-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-06-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-06-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-06-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-06-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-06-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-06-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40003 steps (548 resets) in 118 ms. (336 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
[2025-06-02 07:57:35] [INFO ] Flow matrix only has 280 transitions (discarded 32 similar events)
[2025-06-02 07:57:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 07:57:35] [INFO ] [Real]Absence check using 9 positive place invariants in 16 ms returned sat
[2025-06-02 07:57:35] [INFO ] [Real]Absence check using state equation in 234 ms returned sat
[2025-06-02 07:57:36] [INFO ] State equation strengthened by 41 read => feed constraints.
[2025-06-02 07:57:36] [INFO ] [Real]Added 41 Read/Feed constraints in 30 ms returned sat
[2025-06-02 07:57:36] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 07:57:36] [INFO ] [Nat]Absence check using 9 positive place invariants in 13 ms returned sat
[2025-06-02 07:57:36] [INFO ] [Nat]Absence check using state equation in 202 ms returned sat
[2025-06-02 07:57:36] [INFO ] [Nat]Added 41 Read/Feed constraints in 44 ms returned sat
[2025-06-02 07:57:36] [INFO ] Computed and/alt/rep : 121/476/121 causal constraints (skipped 158 transitions) in 107 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:37] [INFO ] Deduced a trap composed of 13 places in 283 ms of which 37 ms to minimize.
[2025-06-02 07:57:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 370 ms
[2025-06-02 07:57:37] [INFO ] Added : 9 causal constraints over 5 iterations in 789 ms. Result :sat
Minimization took 190 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 07:57:37] [INFO ] [Real]Absence check using 9 positive place invariants in 9 ms returned sat
[2025-06-02 07:57:37] [INFO ] [Real]Absence check using state equation in 172 ms returned sat
[2025-06-02 07:57:37] [INFO ] [Real]Added 41 Read/Feed constraints in 24 ms returned sat
[2025-06-02 07:57:37] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 07:57:38] [INFO ] [Nat]Absence check using 9 positive place invariants in 9 ms returned sat
[2025-06-02 07:57:38] [INFO ] [Nat]Absence check using state equation in 178 ms returned sat
[2025-06-02 07:57:38] [INFO ] [Nat]Added 41 Read/Feed constraints in 30 ms returned sat
[2025-06-02 07:57:38] [INFO ] Computed and/alt/rep : 121/476/121 causal constraints (skipped 158 transitions) in 65 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:38] [INFO ] Deduced a trap composed of 17 places in 57 ms of which 4 ms to minimize.
[2025-06-02 07:57:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 125 ms
[2025-06-02 07:57:38] [INFO ] Added : 6 causal constraints over 3 iterations in 352 ms. Result :sat
Minimization took 201 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 07:57:38] [INFO ] [Real]Absence check using 9 positive place invariants in 11 ms returned sat
[2025-06-02 07:57:39] [INFO ] [Real]Absence check using state equation in 146 ms returned sat
[2025-06-02 07:57:39] [INFO ] [Real]Added 41 Read/Feed constraints in 27 ms returned sat
[2025-06-02 07:57:39] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 07:57:39] [INFO ] [Nat]Absence check using 9 positive place invariants in 10 ms returned sat
[2025-06-02 07:57:39] [INFO ] [Nat]Absence check using state equation in 154 ms returned sat
[2025-06-02 07:57:39] [INFO ] [Nat]Added 41 Read/Feed constraints in 30 ms returned sat
[2025-06-02 07:57:39] [INFO ] Computed and/alt/rep : 121/476/121 causal constraints (skipped 158 transitions) in 63 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:39] [INFO ] Deduced a trap composed of 17 places in 205 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:40] [INFO ] Deduced a trap composed of 36 places in 172 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:40] [INFO ] Deduced a trap composed of 37 places in 81 ms of which 6 ms to minimize.
[2025-06-02 07:57:40] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 584 ms
[2025-06-02 07:57:40] [INFO ] Added : 36 causal constraints over 9 iterations in 1008 ms. Result :sat
Minimization took 220 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 07:57:40] [INFO ] [Real]Absence check using 9 positive place invariants in 8 ms returned sat
[2025-06-02 07:57:40] [INFO ] [Real]Absence check using state equation in 154 ms returned sat
[2025-06-02 07:57:40] [INFO ] [Real]Added 41 Read/Feed constraints in 17 ms returned sat
[2025-06-02 07:57:40] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 07:57:41] [INFO ] [Nat]Absence check using 9 positive place invariants in 10 ms returned sat
[2025-06-02 07:57:41] [INFO ] [Nat]Absence check using state equation in 134 ms returned sat
[2025-06-02 07:57:41] [INFO ] [Nat]Added 41 Read/Feed constraints in 32 ms returned sat
[2025-06-02 07:57:41] [INFO ] Computed and/alt/rep : 121/476/121 causal constraints (skipped 158 transitions) in 69 ms.
[2025-06-02 07:57:41] [INFO ] Added : 8 causal constraints over 2 iterations in 170 ms. Result :sat
Minimization took 204 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Support contains 4 out of 116 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 116/116 places, 312/312 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 116 transition count 309
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 3 place count 116 transition count 308
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 5 place count 115 transition count 308
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 6 place count 114 transition count 306
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 114 transition count 306
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 11 place count 112 transition count 304
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -7
Deduced a syphon composed of 3 places in 3 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 17 place count 109 transition count 311
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 23 place count 109 transition count 305
Drop transitions (Redundant composition of simpler transitions.) removed 11 transitions
Redundant transition composition rules discarded 11 transitions
Iterating global reduction 2 with 11 rules applied. Total rules applied 34 place count 109 transition count 294
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 35 place count 109 transition count 296
Reduce places removed 1 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 38 place count 108 transition count 294
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 40 place count 108 transition count 292
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 41 place count 107 transition count 291
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 42 place count 106 transition count 291
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 42 place count 106 transition count 290
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 44 place count 105 transition count 290
Applied a total of 44 rules in 253 ms. Remains 105 /116 variables (removed 11) and now considering 290/312 (removed 22) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 270 ms. Remains : 105/116 places, 290/312 transitions.
[2025-06-02 07:57:42] [INFO ] Flow matrix only has 262 transitions (discarded 28 similar events)
// Phase 1: matrix 262 rows 105 cols
[2025-06-02 07:57:42] [INFO ] Computed 8 invariants in 10 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
RANDOM walk for 1000000 steps (60709 resets) in 1709 ms. (584 steps per ms)
FORMULA FireWire-PT-06-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-06-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 2000002 steps (30403 resets) in 1192 ms. (1676 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0] Max Struct:[1, 1]
[2025-06-02 07:57:45] [INFO ] Flow matrix only has 262 transitions (discarded 28 similar events)
[2025-06-02 07:57:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-02 07:57:45] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned sat
[2025-06-02 07:57:45] [INFO ] [Real]Absence check using state equation in 109 ms returned sat
[2025-06-02 07:57:45] [INFO ] State equation strengthened by 39 read => feed constraints.
[2025-06-02 07:57:45] [INFO ] [Real]Added 39 Read/Feed constraints in 16 ms returned sat
[2025-06-02 07:57:45] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-02 07:57:45] [INFO ] [Nat]Absence check using 8 positive place invariants in 6 ms returned sat
[2025-06-02 07:57:45] [INFO ] [Nat]Absence check using state equation in 130 ms returned sat
[2025-06-02 07:57:45] [INFO ] [Nat]Added 39 Read/Feed constraints in 38 ms returned sat
[2025-06-02 07:57:45] [INFO ] Computed and/alt/rep : 115/465/115 causal constraints (skipped 145 transitions) in 52 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:46] [INFO ] Deduced a trap composed of 31 places in 79 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:46] [INFO ] Deduced a trap composed of 32 places in 78 ms of which 4 ms to minimize.
[2025-06-02 07:57:46] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 229 ms
[2025-06-02 07:57:46] [INFO ] Added : 41 causal constraints over 9 iterations in 582 ms. Result :sat
Minimization took 168 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-02 07:57:46] [INFO ] [Real]Absence check using 8 positive place invariants in 7 ms returned sat
[2025-06-02 07:57:46] [INFO ] [Real]Absence check using state equation in 136 ms returned sat
[2025-06-02 07:57:46] [INFO ] [Real]Added 39 Read/Feed constraints in 10 ms returned sat
[2025-06-02 07:57:46] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-02 07:57:46] [INFO ] [Nat]Absence check using 8 positive place invariants in 6 ms returned sat
[2025-06-02 07:57:46] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2025-06-02 07:57:46] [INFO ] [Nat]Added 39 Read/Feed constraints in 15 ms returned sat
[2025-06-02 07:57:46] [INFO ] Computed and/alt/rep : 115/465/115 causal constraints (skipped 145 transitions) in 44 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:47] [INFO ] Deduced a trap composed of 31 places in 79 ms of which 6 ms to minimize.
[2025-06-02 07:57:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 125 ms
[2025-06-02 07:57:47] [INFO ] Added : 54 causal constraints over 14 iterations in 613 ms. Result :sat
Minimization took 178 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0] Max Struct:[1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 0] Max Struct:[1, 1]
Support contains 2 out of 105 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 105/105 places, 290/290 transitions.
Applied a total of 0 rules in 17 ms. Remains 105 /105 variables (removed 0) and now considering 290/290 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 105/105 places, 290/290 transitions.
[2025-06-02 07:57:47] [INFO ] Flow matrix only has 262 transitions (discarded 28 similar events)
[2025-06-02 07:57:47] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1, 0] Max Struct:[1, 1]
FORMULA FireWire-PT-06-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 1000000 steps (61155 resets) in 1607 ms. (621 steps per ms)
BEST_FIRST walk for 1000001 steps (15136 resets) in 530 ms. (1883 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2025-06-02 07:57:49] [INFO ] Flow matrix only has 262 transitions (discarded 28 similar events)
[2025-06-02 07:57:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-02 07:57:50] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2025-06-02 07:57:50] [INFO ] [Real]Absence check using state equation in 117 ms returned sat
[2025-06-02 07:57:50] [INFO ] State equation strengthened by 39 read => feed constraints.
[2025-06-02 07:57:50] [INFO ] [Real]Added 39 Read/Feed constraints in 11 ms returned sat
[2025-06-02 07:57:50] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-02 07:57:50] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2025-06-02 07:57:50] [INFO ] [Nat]Absence check using state equation in 89 ms returned sat
[2025-06-02 07:57:50] [INFO ] [Nat]Added 39 Read/Feed constraints in 13 ms returned sat
[2025-06-02 07:57:50] [INFO ] Computed and/alt/rep : 115/465/115 causal constraints (skipped 145 transitions) in 26 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:50] [INFO ] Deduced a trap composed of 31 places in 61 ms of which 5 ms to minimize.
[2025-06-02 07:57:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 103 ms
[2025-06-02 07:57:50] [INFO ] Added : 54 causal constraints over 14 iterations in 511 ms. Result :sat
Minimization took 150 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 105 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place p106) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 105/105 places, 289/289 transitions.
Applied a total of 0 rules in 13 ms. Remains 105 /105 variables (removed 0) and now considering 289/289 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 105/105 places, 289/289 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 105/105 places, 289/289 transitions.
Applied a total of 0 rules in 13 ms. Remains 105 /105 variables (removed 0) and now considering 289/289 (removed 0) transitions.
[2025-06-02 07:57:51] [INFO ] Flow matrix only has 261 transitions (discarded 28 similar events)
// Phase 1: matrix 261 rows 105 cols
[2025-06-02 07:57:51] [INFO ] Computed 8 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:57:51] [INFO ] Implicit Places using invariants in 185 ms returned []
[2025-06-02 07:57:51] [INFO ] Flow matrix only has 261 transitions (discarded 28 similar events)
[2025-06-02 07:57:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:57:51] [INFO ] State equation strengthened by 39 read => feed constraints.
[2025-06-02 07:57:51] [INFO ] Implicit Places using invariants and state equation in 422 ms returned [34, 58]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 612 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 103/105 places, 289/289 transitions.
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 103 transition count 287
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 101 transition count 287
Applied a total of 4 rules in 32 ms. Remains 101 /103 variables (removed 2) and now considering 287/289 (removed 2) transitions.
[2025-06-02 07:57:51] [INFO ] Flow matrix only has 259 transitions (discarded 28 similar events)
// Phase 1: matrix 259 rows 101 cols
[2025-06-02 07:57:51] [INFO ] Computed 6 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:57:51] [INFO ] Implicit Places using invariants in 166 ms returned []
[2025-06-02 07:57:51] [INFO ] Flow matrix only has 259 transitions (discarded 28 similar events)
[2025-06-02 07:57:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:57:52] [INFO ] State equation strengthened by 39 read => feed constraints.
[2025-06-02 07:57:52] [INFO ] Implicit Places using invariants and state equation in 380 ms returned []
Implicit Place search using SMT with State Equation took 549 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 101/105 places, 287/289 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1214 ms. Remains : 101/105 places, 287/289 transitions.
[2025-06-02 07:57:52] [INFO ] Flow matrix only has 259 transitions (discarded 28 similar events)
[2025-06-02 07:57:52] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (60585 resets) in 1771 ms. (564 steps per ms)
BEST_FIRST walk for 1000000 steps (15001 resets) in 467 ms. (2136 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2025-06-02 07:57:54] [INFO ] Flow matrix only has 259 transitions (discarded 28 similar events)
[2025-06-02 07:57:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-02 07:57:54] [INFO ] [Real]Absence check using 6 positive place invariants in 6 ms returned sat
[2025-06-02 07:57:54] [INFO ] [Real]Absence check using state equation in 100 ms returned sat
[2025-06-02 07:57:54] [INFO ] State equation strengthened by 39 read => feed constraints.
[2025-06-02 07:57:54] [INFO ] [Real]Added 39 Read/Feed constraints in 12 ms returned sat
[2025-06-02 07:57:54] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-02 07:57:54] [INFO ] [Nat]Absence check using 6 positive place invariants in 4 ms returned sat
[2025-06-02 07:57:54] [INFO ] [Nat]Absence check using state equation in 76 ms returned sat
[2025-06-02 07:57:54] [INFO ] [Nat]Added 39 Read/Feed constraints in 17 ms returned sat
[2025-06-02 07:57:54] [INFO ] Computed and/alt/rep : 112/453/112 causal constraints (skipped 145 transitions) in 24 ms.
[2025-06-02 07:57:55] [INFO ] Added : 29 causal constraints over 6 iterations in 201 ms. Result :sat
Minimization took 129 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 101 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 101/101 places, 287/287 transitions.
Applied a total of 0 rules in 9 ms. Remains 101 /101 variables (removed 0) and now considering 287/287 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 101/101 places, 287/287 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 101/101 places, 287/287 transitions.
Applied a total of 0 rules in 9 ms. Remains 101 /101 variables (removed 0) and now considering 287/287 (removed 0) transitions.
[2025-06-02 07:57:55] [INFO ] Flow matrix only has 259 transitions (discarded 28 similar events)
[2025-06-02 07:57:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:57:55] [INFO ] Implicit Places using invariants in 152 ms returned []
[2025-06-02 07:57:55] [INFO ] Flow matrix only has 259 transitions (discarded 28 similar events)
[2025-06-02 07:57:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:57:55] [INFO ] State equation strengthened by 39 read => feed constraints.
[2025-06-02 07:57:55] [INFO ] Implicit Places using invariants and state equation in 403 ms returned []
Implicit Place search using SMT with State Equation took 558 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:57:55] [INFO ] Redundant transitions in 41 ms returned []
Running 285 sub problems to find dead transitions.
[2025-06-02 07:57:55] [INFO ] Flow matrix only has 259 transitions (discarded 28 similar events)
[2025-06-02 07:57:55] [INFO ] Invariant cache hit.
[2025-06-02 07:57:55] [INFO ] State equation strengthened by 39 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/100 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 285 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:58] [INFO ] Deduced a trap composed of 15 places in 154 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:58] [INFO ] Deduced a trap composed of 36 places in 180 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:58] [INFO ] Deduced a trap composed of 21 places in 151 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:00] [INFO ] Deduced a trap composed of 15 places in 118 ms of which 5 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/100 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 285 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/100 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 285 unsolved
At refinement iteration 3 (OVERLAPS) 1/101 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 285 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:04] [INFO ] Deduced a trap composed of 32 places in 73 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:05] [INFO ] Deduced a trap composed of 15 places in 152 ms of which 11 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/101 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 285 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/101 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 285 unsolved
At refinement iteration 6 (OVERLAPS) 259/360 variables, 101/113 constraints. Problems are: Problem set: 0 solved, 285 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/360 variables, 39/152 constraints. Problems are: Problem set: 0 solved, 285 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/360 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 285 unsolved
At refinement iteration 9 (OVERLAPS) 0/360 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 285 unsolved
No progress, stopping.
After SMT solving in domain Real declared 360/360 variables, and 152 constraints, problems are : Problem set: 0 solved, 285 unsolved in 29367 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 101/101 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 285/285 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 285 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/100 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 285 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/100 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 285 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/100 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 285 unsolved
At refinement iteration 3 (OVERLAPS) 1/101 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 285 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/101 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 285 unsolved
At refinement iteration 5 (OVERLAPS) 259/360 variables, 101/113 constraints. Problems are: Problem set: 0 solved, 285 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/360 variables, 39/152 constraints. Problems are: Problem set: 0 solved, 285 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/360 variables, 285/437 constraints. Problems are: Problem set: 0 solved, 285 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:37] [INFO ] Deduced a trap composed of 14 places in 66 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:38] [INFO ] Deduced a trap composed of 14 places in 54 ms of which 5 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/360 variables, 2/439 constraints. Problems are: Problem set: 0 solved, 285 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:46] [INFO ] Deduced a trap along path composed of 2 places in 33 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:47] [INFO ] Deduced a trap along path composed of 2 places in 25 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/360 variables, 2/441 constraints. Problems are: Problem set: 0 solved, 285 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 360/360 variables, and 441 constraints, problems are : Problem set: 0 solved, 285 unsolved in 30044 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 101/101 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 285/285 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 59824ms problems are : Problem set: 0 solved, 285 unsolved
Search for dead transitions found 0 dead transitions in 59846ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60492 ms. Remains : 101/101 places, 287/287 transitions.
RANDOM walk for 40000 steps (2432 resets) in 1225 ms. (32 steps per ms) remains 2/2 properties
[2025-06-02 07:58:56] [INFO ] Flatten gal took : 156 ms
BEST_FIRST walk for 40003 steps (563 resets) in 440 ms. (90 steps per ms) remains 2/2 properties
[2025-06-02 07:58:56] [INFO ] Flatten gal took : 110 ms
BEST_FIRST walk for 40003 steps (538 resets) in 412 ms. (96 steps per ms) remains 2/2 properties
[2025-06-02 07:58:56] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11119842689794445714.gal : 28 ms
[2025-06-02 07:58:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15419756837449470332.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/ReachabilityCardinality11119842689794445714.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15419756837449470332.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/ReachabilityCardinality15419756837449470332.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 12
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :12 after 19
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :19 after 26
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :26 after 37
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :37 after 55
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :55 after 377
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :377 after 1100
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1100 after 4344
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :4344 after 18152
Finished probabilistic random walk after 114852 steps, run visited all 2 properties in 916 ms. (steps per millisecond=125 )
Probabilistic random walk after 114852 steps, saw 26636 distinct states, run finished after 922 ms. (steps per millisecond=124 ) properties seen :2
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
FORMULA FireWire-PT-06-UpperBounds-09 1 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (After reachability solving 1 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 82981 ms.
BK_STOP 1748851137409
--------------------
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="FireWire-PT-06"
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 FireWire-PT-06, 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 r086-smll-174860102200285"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/FireWire-PT-06.tgz
mv FireWire-PT-06 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 '
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 ;