About the Execution of ITS-Tools for DBSingleClientW-PT-d2m07
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 317964.00 | 0.00 | 0.00 | 0 0 0 0 0 0 0 0 0 0 0 5 1 0 0 1 | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r058-smll-174854063600141.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 DBSingleClientW-PT-d2m07, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r058-smll-174854063600141
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.0M
-rw-r--r-- 1 mcc users 6.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K 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 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 123K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.7K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 73K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K 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 14:32 equiv_col
-rw-r--r-- 1 mcc users 6 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 1.6M 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 DBSingleClientW-PT-d2m07-UpperBounds-00
FORMULA_NAME DBSingleClientW-PT-d2m07-UpperBounds-01
FORMULA_NAME DBSingleClientW-PT-d2m07-UpperBounds-02
FORMULA_NAME DBSingleClientW-PT-d2m07-UpperBounds-03
FORMULA_NAME DBSingleClientW-PT-d2m07-UpperBounds-04
FORMULA_NAME DBSingleClientW-PT-d2m07-UpperBounds-05
FORMULA_NAME DBSingleClientW-PT-d2m07-UpperBounds-06
FORMULA_NAME DBSingleClientW-PT-d2m07-UpperBounds-07
FORMULA_NAME DBSingleClientW-PT-d2m07-UpperBounds-08
FORMULA_NAME DBSingleClientW-PT-d2m07-UpperBounds-09
FORMULA_NAME DBSingleClientW-PT-d2m07-UpperBounds-10
FORMULA_NAME DBSingleClientW-PT-d2m07-UpperBounds-11
FORMULA_NAME DBSingleClientW-PT-d2m07-UpperBounds-12
FORMULA_NAME DBSingleClientW-PT-d2m07-UpperBounds-13
FORMULA_NAME DBSingleClientW-PT-d2m07-UpperBounds-14
FORMULA_NAME DBSingleClientW-PT-d2m07-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1748617816785
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DBSingleClientW-PT-d2m07
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-05-30 15:10:18] [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]
[2025-05-30 15:10:18] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 15:10:19] [INFO ] Load time of PNML (sax parser for PT used): 693 ms
[2025-05-30 15:10:19] [INFO ] Transformed 4763 places.
[2025-05-30 15:10:19] [INFO ] Transformed 2478 transitions.
[2025-05-30 15:10:19] [INFO ] Parsed PT model containing 4763 places and 2478 transitions and 9912 arcs in 911 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 23 ms.
Deduced a syphon composed of 3580 places in 40 ms
Reduce places removed 3580 places and 0 transitions.
FORMULA DBSingleClientW-PT-d2m07-UpperBounds-00 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d2m07-UpperBounds-01 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d2m07-UpperBounds-02 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d2m07-UpperBounds-03 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d2m07-UpperBounds-04 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d2m07-UpperBounds-05 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d2m07-UpperBounds-06 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d2m07-UpperBounds-07 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d2m07-UpperBounds-08 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d2m07-UpperBounds-09 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d2m07-UpperBounds-10 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d2m07-UpperBounds-13 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d2m07-UpperBounds-14 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0] Max Struct:[+inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0] Max Struct:[+inf, +inf, +inf]
// Phase 1: matrix 2478 rows 1183 cols
[2025-05-30 15:10:20] [INFO ] Computed 6 invariants in 394 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0] Max Struct:[7, 2664, 7]
RANDOM walk for 10000 steps (2278 resets) in 800 ms. (12 steps per ms)
BEST_FIRST walk for 30002 steps (2790 resets) in 405 ms. (73 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 0, 0] Max Struct:[7, 2664, 7]
[2025-05-30 15:10:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 15:10:22] [INFO ] [Real]Absence check using 2 positive place invariants in 27 ms returned sat
[2025-05-30 15:10:22] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 17 ms returned sat
[2025-05-30 15:10:24] [INFO ] [Real]Absence check using state equation in 1717 ms returned sat
[2025-05-30 15:10:25] [INFO ] State equation strengthened by 1588 read => feed constraints.
[2025-05-30 15:10:26] [INFO ] [Real]Added 1588 Read/Feed constraints in 1169 ms returned sat
[2025-05-30 15:10:26] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 15:10:27] [INFO ] [Nat]Absence check using 2 positive place invariants in 18 ms returned sat
[2025-05-30 15:10:27] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 12 ms returned sat
[2025-05-30 15:10:28] [INFO ] [Nat]Absence check using state equation in 1104 ms returned sat
[2025-05-30 15:10:29] [INFO ] [Nat]Added 1588 Read/Feed constraints in 1123 ms returned sat
[2025-05-30 15:10:30] [INFO ] Computed and/alt/rep : 372/636/372 causal constraints (skipped 2105 transitions) in 1193 ms.
[2025-05-30 15:10:31] [INFO ] Added : 1 causal constraints over 1 iterations in 1749 ms. Result :sat
Minimization took 476 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 15:10:31] [INFO ] [Real]Absence check using 2 positive place invariants in 16 ms returned sat
[2025-05-30 15:10:31] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 12 ms returned sat
[2025-05-30 15:10:32] [INFO ] [Real]Absence check using state equation in 1083 ms returned sat
[2025-05-30 15:10:34] [INFO ] [Real]Added 1588 Read/Feed constraints in 1333 ms returned sat
[2025-05-30 15:10:34] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 15:10:34] [INFO ] [Nat]Absence check using 2 positive place invariants in 19 ms returned sat
[2025-05-30 15:10:34] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 15 ms returned sat
[2025-05-30 15:10:35] [INFO ] [Nat]Absence check using state equation in 1115 ms returned sat
[2025-05-30 15:10:37] [INFO ] SMT solver returned unknown. Retrying;
[2025-05-30 15:10:37] [INFO ] [Nat]Added 1588 Read/Feed constraints in 1930 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 15:10:38] [INFO ] [Real]Absence check using 2 positive place invariants in 16 ms returned sat
[2025-05-30 15:10:38] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 13 ms returned sat
[2025-05-30 15:10:39] [INFO ] [Real]Absence check using state equation in 1063 ms returned sat
[2025-05-30 15:10:40] [INFO ] [Real]Added 1588 Read/Feed constraints in 1113 ms returned sat
[2025-05-30 15:10:40] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 15:10:40] [INFO ] [Nat]Absence check using 2 positive place invariants in 17 ms returned sat
[2025-05-30 15:10:40] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 14 ms returned sat
[2025-05-30 15:10:41] [INFO ] [Nat]Absence check using state equation in 1015 ms returned sat
[2025-05-30 15:10:42] [INFO ] [Nat]Added 1588 Read/Feed constraints in 1190 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 15:10:44] [INFO ] Deduced a trap composed of 182 places in 1829 ms of which 333 ms to minimize.
[2025-05-30 15:10:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 2062 ms
[2025-05-30 15:10:46] [INFO ] Computed and/alt/rep : 372/636/372 causal constraints (skipped 2105 transitions) in 1694 ms.
[2025-05-30 15:10:46] [INFO ] Added : 0 causal constraints over 0 iterations in 1712 ms. Result :unknown
Current structural bounds on expressions (after SMT) : Max Seen:[1, 0, 0] Max Struct:[7, 2664, 7]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 0, 1] Max Struct:[7, 2664, 7]
Support contains 3 out of 1183 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1183/1183 places, 2478/2478 transitions.
Graph (complete) has 4476 edges and 1183 vertex of which 1136 are kept as prefixes of interest. Removing 47 places using SCC suffix rule.13 ms
Discarding 47 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 18 transitions
Ensure Unique test removed 199 transitions
Reduce isomorphic transitions removed 217 transitions.
Iterating post reduction 0 with 217 rules applied. Total rules applied 218 place count 1136 transition count 2261
Discarding 390 places :
Symmetric choice reduction at 1 with 390 rule applications. Total rules 608 place count 746 transition count 1201
Iterating global reduction 1 with 390 rules applied. Total rules applied 998 place count 746 transition count 1201
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 1007 place count 746 transition count 1192
Discarding 315 places :
Symmetric choice reduction at 2 with 315 rule applications. Total rules 1322 place count 431 transition count 877
Iterating global reduction 2 with 315 rules applied. Total rules applied 1637 place count 431 transition count 877
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 1649 place count 431 transition count 865
Discarding 240 places :
Symmetric choice reduction at 3 with 240 rule applications. Total rules 1889 place count 191 transition count 524
Iterating global reduction 3 with 240 rules applied. Total rules applied 2129 place count 191 transition count 524
Ensure Unique test removed 211 transitions
Reduce isomorphic transitions removed 211 transitions.
Iterating post reduction 3 with 211 rules applied. Total rules applied 2340 place count 191 transition count 313
Discarding 24 places :
Symmetric choice reduction at 4 with 24 rule applications. Total rules 2364 place count 167 transition count 275
Iterating global reduction 4 with 24 rules applied. Total rules applied 2388 place count 167 transition count 275
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 2394 place count 167 transition count 269
Discarding 17 places :
Symmetric choice reduction at 5 with 17 rule applications. Total rules 2411 place count 150 transition count 252
Iterating global reduction 5 with 17 rules applied. Total rules applied 2428 place count 150 transition count 252
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 5 with 4 rules applied. Total rules applied 2432 place count 150 transition count 248
Discarding 14 places :
Symmetric choice reduction at 6 with 14 rule applications. Total rules 2446 place count 136 transition count 234
Iterating global reduction 6 with 14 rules applied. Total rules applied 2460 place count 136 transition count 234
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 6 with 13 rules applied. Total rules applied 2473 place count 136 transition count 221
Discarding 7 places :
Symmetric choice reduction at 7 with 7 rule applications. Total rules 2480 place count 129 transition count 184
Iterating global reduction 7 with 7 rules applied. Total rules applied 2487 place count 129 transition count 184
Applied a total of 2487 rules in 629 ms. Remains 129 /1183 variables (removed 1054) and now considering 184/2478 (removed 2294) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 642 ms. Remains : 129/1183 places, 184/2478 transitions.
// Phase 1: matrix 184 rows 129 cols
[2025-05-30 15:10:47] [INFO ] Computed 2 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1, 0, 1] Max Struct:[7, 2664, 7]
RANDOM walk for 1000000 steps (229861 resets) in 2182 ms. (458 steps per ms)
BEST_FIRST walk for 3000000 steps (287486 resets) in 2872 ms. (1044 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[4, 0, 1] Max Struct:[7, 2664, 7]
[2025-05-30 15:10:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 15:10:52] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 8 ms returned sat
[2025-05-30 15:10:52] [INFO ] [Real]Absence check using state equation in 76 ms returned sat
[2025-05-30 15:10:52] [INFO ] State equation strengthened by 61 read => feed constraints.
[2025-05-30 15:10:52] [INFO ] [Real]Added 61 Read/Feed constraints in 16 ms returned sat
[2025-05-30 15:10:52] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 15:10:52] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 3 ms returned sat
[2025-05-30 15:10:52] [INFO ] [Nat]Absence check using state equation in 86 ms returned sat
[2025-05-30 15:10:52] [INFO ] [Nat]Added 61 Read/Feed constraints in 13 ms returned sat
[2025-05-30 15:10:52] [INFO ] Computed and/alt/rep : 50/121/50 causal constraints (skipped 133 transitions) in 16 ms.
[2025-05-30 15:10:52] [INFO ] Added : 1 causal constraints over 1 iterations in 58 ms. Result :sat
Minimization took 84 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 15:10:53] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 6 ms returned sat
[2025-05-30 15:10:53] [INFO ] [Real]Absence check using state equation in 102 ms returned sat
[2025-05-30 15:10:53] [INFO ] [Real]Added 61 Read/Feed constraints in 18 ms returned sat
[2025-05-30 15:10:53] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 15:10:53] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 3 ms returned sat
[2025-05-30 15:10:53] [INFO ] [Nat]Absence check using state equation in 77 ms returned sat
[2025-05-30 15:10:53] [INFO ] [Nat]Added 61 Read/Feed constraints in 27 ms returned sat
[2025-05-30 15:10:53] [INFO ] Computed and/alt/rep : 50/121/50 causal constraints (skipped 133 transitions) in 14 ms.
[2025-05-30 15:10:53] [INFO ] Added : 10 causal constraints over 2 iterations in 97 ms. Result :sat
Minimization took 92 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 15:10:53] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 3 ms returned sat
[2025-05-30 15:10:53] [INFO ] [Real]Absence check using state equation in 67 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[4, 0, 1] Max Struct:[7, 2664, 1]
FORMULA DBSingleClientW-PT-d2m07-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[4, 0] Max Struct:[7, 2664]
Support contains 2 out of 129 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 129/129 places, 184/184 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 128 transition count 183
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 128 transition count 183
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 127 transition count 182
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 127 transition count 182
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 126 transition count 181
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 126 transition count 181
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 7 place count 126 transition count 180
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 8 place count 125 transition count 178
Iterating global reduction 1 with 1 rules applied. Total rules applied 9 place count 125 transition count 178
Applied a total of 9 rules in 32 ms. Remains 125 /129 variables (removed 4) and now considering 178/184 (removed 6) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 32 ms. Remains : 125/129 places, 178/184 transitions.
// Phase 1: matrix 178 rows 125 cols
[2025-05-30 15:10:53] [INFO ] Computed 2 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[4, 0] Max Struct:[7, 2664]
RANDOM walk for 1000000 steps (229706 resets) in 1997 ms. (500 steps per ms)
BEST_FIRST walk for 2000001 steps (192102 resets) in 1787 ms. (1118 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[4, 0] Max Struct:[7, 2664]
[2025-05-30 15:10:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 15:10:57] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2025-05-30 15:10:57] [INFO ] [Real]Absence check using state equation in 91 ms returned sat
[2025-05-30 15:10:57] [INFO ] State equation strengthened by 57 read => feed constraints.
[2025-05-30 15:10:57] [INFO ] [Real]Added 57 Read/Feed constraints in 13 ms returned sat
[2025-05-30 15:10:57] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 15:10:57] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 17 ms returned sat
[2025-05-30 15:10:57] [INFO ] [Nat]Absence check using state equation in 71 ms returned sat
[2025-05-30 15:10:57] [INFO ] [Nat]Added 57 Read/Feed constraints in 13 ms returned sat
[2025-05-30 15:10:57] [INFO ] Computed and/alt/rep : 49/119/49 causal constraints (skipped 128 transitions) in 17 ms.
[2025-05-30 15:10:57] [INFO ] Added : 1 causal constraints over 1 iterations in 53 ms. Result :sat
Minimization took 73 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 15:10:58] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2025-05-30 15:10:58] [INFO ] [Real]Absence check using state equation in 73 ms returned sat
[2025-05-30 15:10:58] [INFO ] [Real]Added 57 Read/Feed constraints in 22 ms returned sat
[2025-05-30 15:10:58] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 15:10:58] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2025-05-30 15:10:58] [INFO ] [Nat]Absence check using state equation in 72 ms returned sat
[2025-05-30 15:10:58] [INFO ] [Nat]Added 57 Read/Feed constraints in 28 ms returned sat
[2025-05-30 15:10:58] [INFO ] Computed and/alt/rep : 49/119/49 causal constraints (skipped 128 transitions) in 18 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 15:10:58] [INFO ] Deduced a trap composed of 14 places in 145 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 15:10:58] [INFO ] Deduced a trap composed of 11 places in 143 ms of which 9 ms to minimize.
[2025-05-30 15:10:58] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 438 ms
[2025-05-30 15:10:58] [INFO ] Added : 17 causal constraints over 5 iterations in 591 ms. Result :sat
Minimization took 100 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[4, 0] Max Struct:[7, 2664]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[4, 0] Max Struct:[7, 2664]
Support contains 2 out of 125 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 125/125 places, 178/178 transitions.
Applied a total of 0 rules in 9 ms. Remains 125 /125 variables (removed 0) and now considering 178/178 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 125/125 places, 178/178 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 125/125 places, 178/178 transitions.
Applied a total of 0 rules in 8 ms. Remains 125 /125 variables (removed 0) and now considering 178/178 (removed 0) transitions.
[2025-05-30 15:10:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 15:10:59] [INFO ] Implicit Places using invariants in 138 ms returned []
[2025-05-30 15:10:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 15:10:59] [INFO ] State equation strengthened by 57 read => feed constraints.
[2025-05-30 15:11:00] [INFO ] Implicit Places using invariants and state equation in 787 ms returned []
Implicit Place search using SMT with State Equation took 940 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 15:11:00] [INFO ] Redundant transitions in 9 ms returned []
Running 177 sub problems to find dead transitions.
[2025-05-30 15:11:00] [INFO ] Invariant cache hit.
[2025-05-30 15:11:00] [INFO ] State equation strengthened by 57 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/124 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 2 (OVERLAPS) 1/125 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/125 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 4 (OVERLAPS) 178/303 variables, 125/127 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/303 variables, 57/184 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/303 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 7 (OVERLAPS) 0/303 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 177 unsolved
No progress, stopping.
After SMT solving in domain Real declared 303/303 variables, and 184 constraints, problems are : Problem set: 0 solved, 177 unsolved in 26234 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 125/125 constraints, ReadFeed: 57/57 constraints, PredecessorRefiner: 177/177 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 177 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/124 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 2 (OVERLAPS) 1/125 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/125 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 4 (OVERLAPS) 178/303 variables, 125/127 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/303 variables, 57/184 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/303 variables, 177/361 constraints. Problems are: Problem set: 0 solved, 177 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 303/303 variables, and 361 constraints, problems are : Problem set: 0 solved, 177 unsolved in 30038 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 125/125 constraints, ReadFeed: 57/57 constraints, PredecessorRefiner: 177/177 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 56654ms problems are : Problem set: 0 solved, 177 unsolved
Search for dead transitions found 0 dead transitions in 56665ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57639 ms. Remains : 125/125 places, 178/178 transitions.
RANDOM walk for 40000 steps (9136 resets) in 1418 ms. (28 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (3889 resets) in 348 ms. (114 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (3882 resets) in 359 ms. (111 steps per ms) remains 4/4 properties
[2025-05-30 15:11:57] [INFO ] Flatten gal took : 96 ms
[2025-05-30 15:11:57] [INFO ] Flatten gal took : 85 ms
BEST_FIRST walk for 40003 steps (3695 resets) in 392 ms. (101 steps per ms) remains 4/4 properties
[2025-05-30 15:11:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6771060253798604601.gal : 39 ms
BEST_FIRST walk for 40002 steps (3825 resets) in 250 ms. (159 steps per ms) remains 4/4 properties
[2025-05-30 15:11:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2711141421423141890.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/ReachabilityCardinality6771060253798604601.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2711141421423141890.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/ReachabilityCardinality2711141421423141890.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 30
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :30 after 68
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :68 after 106
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :106 after 182
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :182 after 294
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :294 after 522
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :522 after 1188
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1188 after 4034
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :4034 after 13985
Invariant property MIN0 does not hold.
SDD proceeding with computation,3 properties remain. new max is 2048
SDD size :13985 after 96562
SDD proceeding with computation,3 properties remain. new max is 4096
SDD size :96562 after 146894
SDD proceeding with computation,3 properties remain. new max is 8192
SDD size :146894 after 862102
Interrupted probabilistic random walk after 913166 steps, run timeout after 3001 ms. (steps per millisecond=304 ) properties seen :1 out of 4
Probabilistic random walk after 913166 steps, saw 381350 distinct states, run finished after 3008 ms. (steps per millisecond=303 ) properties seen :1
[2025-05-30 15:12:00] [INFO ] Invariant cache hit.
[2025-05-30 15:12:00] [INFO ] State equation strengthened by 57 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) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 140/147 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 16/26 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 69/216 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/216 variables, 50/77 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/216 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 15/231 variables, 1/78 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/231 variables, 11/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/231 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX1 is UNSAT
At refinement iteration 12 (OVERLAPS) 72/303 variables, 54/143 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/303 variables, 41/184 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 15:12:01] [INFO ] Deduced a trap composed of 11 places in 127 ms of which 10 ms to minimize.
Problem MAX0 is UNSAT
After SMT solving in domain Real declared 303/303 variables, and 185 constraints, problems are : Problem set: 2 solved, 0 unsolved in 523 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 125/125 constraints, ReadFeed: 57/57 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 535ms 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:[4, 0] Max Struct:[7, 2664]
Starting property specific reduction for DBSingleClientW-PT-d2m07-UpperBounds-11
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:[7]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[7]
[2025-05-30 15:12:01] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[7]
RANDOM walk for 10000 steps (2268 resets) in 22 ms. (434 steps per ms)
BEST_FIRST walk for 10001 steps (963 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[7]
[2025-05-30 15:12:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 15:12:01] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 3 ms returned sat
[2025-05-30 15:12:01] [INFO ] [Real]Absence check using state equation in 102 ms returned sat
[2025-05-30 15:12:01] [INFO ] State equation strengthened by 57 read => feed constraints.
[2025-05-30 15:12:01] [INFO ] [Real]Added 57 Read/Feed constraints in 16 ms returned sat
[2025-05-30 15:12:01] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 15:12:01] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2025-05-30 15:12:01] [INFO ] [Nat]Absence check using state equation in 81 ms returned sat
[2025-05-30 15:12:01] [INFO ] [Nat]Added 57 Read/Feed constraints in 13 ms returned sat
[2025-05-30 15:12:01] [INFO ] Computed and/alt/rep : 49/119/49 causal constraints (skipped 128 transitions) in 16 ms.
[2025-05-30 15:12:01] [INFO ] Added : 1 causal constraints over 1 iterations in 46 ms. Result :sat
Minimization took 74 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[7]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[7]
Support contains 1 out of 125 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 125/125 places, 178/178 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 124 transition count 176
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 124 transition count 176
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 124 transition count 175
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 4 place count 123 transition count 168
Iterating global reduction 1 with 1 rules applied. Total rules applied 5 place count 123 transition count 168
Applied a total of 5 rules in 14 ms. Remains 123 /125 variables (removed 2) and now considering 168/178 (removed 10) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 123/125 places, 168/178 transitions.
// Phase 1: matrix 168 rows 123 cols
[2025-05-30 15:12:01] [INFO ] Computed 2 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[7]
RANDOM walk for 1000000 steps (230076 resets) in 1919 ms. (520 steps per ms)
BEST_FIRST walk for 1000000 steps (96145 resets) in 837 ms. (1193 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[4] Max Struct:[7]
[2025-05-30 15:12:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 15:12:04] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 3 ms returned sat
[2025-05-30 15:12:04] [INFO ] [Real]Absence check using state equation in 74 ms returned sat
[2025-05-30 15:12:04] [INFO ] State equation strengthened by 49 read => feed constraints.
[2025-05-30 15:12:04] [INFO ] [Real]Added 49 Read/Feed constraints in 11 ms returned sat
[2025-05-30 15:12:04] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 15:12:04] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 3 ms returned sat
[2025-05-30 15:12:04] [INFO ] [Nat]Absence check using state equation in 73 ms returned sat
[2025-05-30 15:12:04] [INFO ] [Nat]Added 49 Read/Feed constraints in 11 ms returned sat
[2025-05-30 15:12:04] [INFO ] Computed and/alt/rep : 49/115/49 causal constraints (skipped 118 transitions) in 16 ms.
[2025-05-30 15:12:04] [INFO ] Added : 1 causal constraints over 1 iterations in 44 ms. Result :sat
Minimization took 67 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[4] Max Struct:[7]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[4] Max Struct:[7]
Support contains 1 out of 123 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 123/123 places, 168/168 transitions.
Applied a total of 0 rules in 9 ms. Remains 123 /123 variables (removed 0) and now considering 168/168 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 123/123 places, 168/168 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 123/123 places, 168/168 transitions.
Applied a total of 0 rules in 6 ms. Remains 123 /123 variables (removed 0) and now considering 168/168 (removed 0) transitions.
[2025-05-30 15:12:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 15:12:05] [INFO ] Implicit Places using invariants in 152 ms returned []
[2025-05-30 15:12:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 15:12:05] [INFO ] State equation strengthened by 49 read => feed constraints.
[2025-05-30 15:12:05] [INFO ] Implicit Places using invariants and state equation in 764 ms returned []
Implicit Place search using SMT with State Equation took 932 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 15:12:05] [INFO ] Redundant transitions in 8 ms returned []
Running 167 sub problems to find dead transitions.
[2025-05-30 15:12:05] [INFO ] Invariant cache hit.
[2025-05-30 15:12:05] [INFO ] State equation strengthened by 49 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/122 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/122 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 2 (OVERLAPS) 1/123 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/123 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 4 (OVERLAPS) 168/291 variables, 123/125 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/291 variables, 49/174 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/291 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 15:12:19] [INFO ] Deduced a trap composed of 11 places in 121 ms of which 11 ms to minimize.
At refinement iteration 7 (OVERLAPS) 0/291 variables, 1/175 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/291 variables, 0/175 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 9 (OVERLAPS) 0/291 variables, 0/175 constraints. Problems are: Problem set: 0 solved, 167 unsolved
No progress, stopping.
After SMT solving in domain Real declared 291/291 variables, and 175 constraints, problems are : Problem set: 0 solved, 167 unsolved in 30009 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 123/123 constraints, ReadFeed: 49/49 constraints, PredecessorRefiner: 167/167 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 167 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/122 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/122 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/122 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 3 (OVERLAPS) 1/123 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/123 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 5 (OVERLAPS) 168/291 variables, 123/126 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/291 variables, 49/175 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/291 variables, 167/342 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 291/291 variables, and 342 constraints, problems are : Problem set: 0 solved, 167 unsolved in 30031 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 123/123 constraints, ReadFeed: 49/49 constraints, PredecessorRefiner: 167/167 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60209ms problems are : Problem set: 0 solved, 167 unsolved
Search for dead transitions found 0 dead transitions in 60212ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61165 ms. Remains : 123/123 places, 168/168 transitions.
[2025-05-30 15:13:06] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[4] Max Struct:[7]
RANDOM walk for 1000000 steps (229905 resets) in 1861 ms. (537 steps per ms)
BEST_FIRST walk for 1000000 steps (96736 resets) in 837 ms. (1193 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[4] Max Struct:[7]
[2025-05-30 15:13:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 15:13:08] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 3 ms returned sat
[2025-05-30 15:13:09] [INFO ] [Real]Absence check using state equation in 70 ms returned sat
[2025-05-30 15:13:09] [INFO ] State equation strengthened by 49 read => feed constraints.
[2025-05-30 15:13:09] [INFO ] [Real]Added 49 Read/Feed constraints in 11 ms returned sat
[2025-05-30 15:13:09] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 15:13:09] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 3 ms returned sat
[2025-05-30 15:13:09] [INFO ] [Nat]Absence check using state equation in 71 ms returned sat
[2025-05-30 15:13:09] [INFO ] [Nat]Added 49 Read/Feed constraints in 11 ms returned sat
[2025-05-30 15:13:09] [INFO ] Computed and/alt/rep : 49/115/49 causal constraints (skipped 118 transitions) in 13 ms.
[2025-05-30 15:13:09] [INFO ] Added : 1 causal constraints over 1 iterations in 46 ms. Result :sat
Minimization took 71 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[4] Max Struct:[7]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[4] Max Struct:[7]
Support contains 1 out of 123 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 123/123 places, 168/168 transitions.
Applied a total of 0 rules in 7 ms. Remains 123 /123 variables (removed 0) and now considering 168/168 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 123/123 places, 168/168 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 123/123 places, 168/168 transitions.
Applied a total of 0 rules in 6 ms. Remains 123 /123 variables (removed 0) and now considering 168/168 (removed 0) transitions.
[2025-05-30 15:13:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 15:13:09] [INFO ] Implicit Places using invariants in 272 ms returned []
[2025-05-30 15:13:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 15:13:09] [INFO ] State equation strengthened by 49 read => feed constraints.
[2025-05-30 15:13:10] [INFO ] Implicit Places using invariants and state equation in 810 ms returned []
Implicit Place search using SMT with State Equation took 1114 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 15:13:10] [INFO ] Redundant transitions in 8 ms returned []
Running 167 sub problems to find dead transitions.
[2025-05-30 15:13:10] [INFO ] Invariant cache hit.
[2025-05-30 15:13:10] [INFO ] State equation strengthened by 49 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/122 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/122 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 2 (OVERLAPS) 1/123 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/123 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 4 (OVERLAPS) 168/291 variables, 123/125 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/291 variables, 49/174 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/291 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 15:13:23] [INFO ] Deduced a trap composed of 11 places in 112 ms of which 10 ms to minimize.
At refinement iteration 7 (OVERLAPS) 0/291 variables, 1/175 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/291 variables, 0/175 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 9 (OVERLAPS) 0/291 variables, 0/175 constraints. Problems are: Problem set: 0 solved, 167 unsolved
No progress, stopping.
After SMT solving in domain Real declared 291/291 variables, and 175 constraints, problems are : Problem set: 0 solved, 167 unsolved in 30007 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 123/123 constraints, ReadFeed: 49/49 constraints, PredecessorRefiner: 167/167 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 167 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/122 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/122 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/122 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 3 (OVERLAPS) 1/123 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/123 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 5 (OVERLAPS) 168/291 variables, 123/126 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/291 variables, 49/175 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/291 variables, 167/342 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 291/291 variables, and 342 constraints, problems are : Problem set: 0 solved, 167 unsolved in 30013 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 123/123 constraints, ReadFeed: 49/49 constraints, PredecessorRefiner: 167/167 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60155ms problems are : Problem set: 0 solved, 167 unsolved
Search for dead transitions found 0 dead transitions in 60177ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61316 ms. Remains : 123/123 places, 168/168 transitions.
[2025-05-30 15:14:10] [INFO ] Flatten gal took : 106 ms
RANDOM walk for 40000 steps (9216 resets) in 432 ms. (92 steps per ms) remains 2/2 properties
[2025-05-30 15:14:10] [INFO ] Flatten gal took : 48 ms
[2025-05-30 15:14:10] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1467277846709617764.gal : 16 ms
[2025-05-30 15:14:10] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16162363937418895870.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/ReachabilityCardinality1467277846709617764.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16162363937418895870.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 ...329
Loading property file /tmp/ReachabilityCardinality16162363937418895870.prop.
BEST_FIRST walk for 40003 steps (3760 resets) in 120 ms. (330 steps per ms) remains 2/2 properties
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 30
SDD proceeding with computation,2 properties remain. new max is 16
BEST_FIRST walk for 40001 steps (3884 resets) in 141 ms. (281 steps per ms) remains 1/2 properties
SDD size :30 after 68
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :68 after 106
[2025-05-30 15:14:11] [INFO ] Invariant cache hit.
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :106 after 182
[2025-05-30 15:14:11] [INFO ] State equation strengthened by 49 read => feed constraints.
SDD proceeding with computation,2 properties remain. new max is 128
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD size :182 after 294
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) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 129/132 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/132 variables, 8/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :294 after 522
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 72/204 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/204 variables, 53/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/204 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 15/219 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/219 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :522 after 1188
At refinement iteration 11 (INCLUDED_ONLY) 0/219 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 72/291 variables, 54/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/291 variables, 41/174 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 15:14:11] [INFO ] Deduced a trap composed of 11 places in 185 ms of which 8 ms to minimize.
Problem MAX0 is UNSAT
After SMT solving in domain Real declared 291/291 variables, and 175 constraints, problems are : Problem set: 1 solved, 0 unsolved in 511 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 123/123 constraints, ReadFeed: 49/49 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 532ms 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:[4] Max Struct:[7]
Ending property specific reduction for DBSingleClientW-PT-d2m07-UpperBounds-11 in 130201 ms.
Starting property specific reduction for DBSingleClientW-PT-d2m07-UpperBounds-12
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:[2664]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[2664]
// Phase 1: matrix 178 rows 125 cols
[2025-05-30 15:14:11] [INFO ] Computed 2 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[2664]
RANDOM walk for 10000 steps (2290 resets) in 23 ms. (416 steps per ms)
BEST_FIRST walk for 10000 steps (977 resets) in 13 ms. (714 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[2664]
[2025-05-30 15:14:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 15:14:11] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 3 ms returned sat
[2025-05-30 15:14:11] [INFO ] [Real]Absence check using state equation in 70 ms returned sat
[2025-05-30 15:14:11] [INFO ] State equation strengthened by 57 read => feed constraints.
[2025-05-30 15:14:11] [INFO ] [Real]Added 57 Read/Feed constraints in 23 ms returned sat
[2025-05-30 15:14:11] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 15:14:11] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 3 ms returned sat
[2025-05-30 15:14:11] [INFO ] [Nat]Absence check using state equation in 74 ms returned sat
[2025-05-30 15:14:11] [INFO ] [Nat]Added 57 Read/Feed constraints in 23 ms returned sat
[2025-05-30 15:14:11] [INFO ] Computed and/alt/rep : 49/119/49 causal constraints (skipped 128 transitions) in 18 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 15:14:12] [INFO ] Deduced a trap composed of 14 places in 100 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 15:14:12] [INFO ] Deduced a trap composed of 11 places in 102 ms of which 10 ms to minimize.
[2025-05-30 15:14:12] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 339 ms
[2025-05-30 15:14:12] [INFO ] Added : 17 causal constraints over 5 iterations in 469 ms. Result :sat
Minimization took 97 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[2664]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[2664]
Support contains 1 out of 125 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 125/125 places, 178/178 transitions.
Applied a total of 0 rules in 5 ms. Remains 125 /125 variables (removed 0) and now considering 178/178 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 125/125 places, 178/178 transitions.
[2025-05-30 15:14:12] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[2664]
RANDOM walk for 1000000 steps (229897 resets) in 1990 ms. (502 steps per ms)
BEST_FIRST walk for 1000001 steps (95769 resets) in 885 ms. (1128 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[2664]
[2025-05-30 15:14:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 15:14:15] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 3 ms returned sat
[2025-05-30 15:14:15] [INFO ] [Real]Absence check using state equation in 71 ms returned sat
[2025-05-30 15:14:15] [INFO ] State equation strengthened by 57 read => feed constraints.
[2025-05-30 15:14:15] [INFO ] [Real]Added 57 Read/Feed constraints in 26 ms returned sat
[2025-05-30 15:14:15] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 15:14:15] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 3 ms returned sat
[2025-05-30 15:14:15] [INFO ] [Nat]Absence check using state equation in 72 ms returned sat
[2025-05-30 15:14:15] [INFO ] [Nat]Added 57 Read/Feed constraints in 21 ms returned sat
[2025-05-30 15:14:15] [INFO ] Computed and/alt/rep : 49/119/49 causal constraints (skipped 128 transitions) in 14 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 15:14:15] [INFO ] Deduced a trap composed of 14 places in 106 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 15:14:16] [INFO ] Deduced a trap composed of 11 places in 129 ms of which 9 ms to minimize.
[2025-05-30 15:14:16] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 382 ms
[2025-05-30 15:14:16] [INFO ] Added : 17 causal constraints over 5 iterations in 510 ms. Result :sat
Minimization took 97 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[2664]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[2664]
Support contains 1 out of 125 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 125/125 places, 178/178 transitions.
Applied a total of 0 rules in 6 ms. Remains 125 /125 variables (removed 0) and now considering 178/178 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 125/125 places, 178/178 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 125/125 places, 178/178 transitions.
Applied a total of 0 rules in 6 ms. Remains 125 /125 variables (removed 0) and now considering 178/178 (removed 0) transitions.
[2025-05-30 15:14:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 15:14:16] [INFO ] Implicit Places using invariants in 133 ms returned []
[2025-05-30 15:14:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 15:14:16] [INFO ] State equation strengthened by 57 read => feed constraints.
[2025-05-30 15:14:17] [INFO ] Implicit Places using invariants and state equation in 763 ms returned []
Implicit Place search using SMT with State Equation took 898 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 15:14:17] [INFO ] Redundant transitions in 2 ms returned []
Running 177 sub problems to find dead transitions.
[2025-05-30 15:14:17] [INFO ] Invariant cache hit.
[2025-05-30 15:14:17] [INFO ] State equation strengthened by 57 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/124 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 2 (OVERLAPS) 1/125 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/125 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 4 (OVERLAPS) 178/303 variables, 125/127 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/303 variables, 57/184 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/303 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 7 (OVERLAPS) 0/303 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 177 unsolved
No progress, stopping.
After SMT solving in domain Real declared 303/303 variables, and 184 constraints, problems are : Problem set: 0 solved, 177 unsolved in 25628 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 125/125 constraints, ReadFeed: 57/57 constraints, PredecessorRefiner: 177/177 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 177 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/124 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 2 (OVERLAPS) 1/125 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/125 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 4 (OVERLAPS) 178/303 variables, 125/127 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/303 variables, 57/184 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/303 variables, 177/361 constraints. Problems are: Problem set: 0 solved, 177 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 303/303 variables, and 361 constraints, problems are : Problem set: 0 solved, 177 unsolved in 30012 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 125/125 constraints, ReadFeed: 57/57 constraints, PredecessorRefiner: 177/177 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 55741ms problems are : Problem set: 0 solved, 177 unsolved
Search for dead transitions found 0 dead transitions in 55743ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56660 ms. Remains : 125/125 places, 178/178 transitions.
[2025-05-30 15:15:13] [INFO ] Flatten gal took : 36 ms
[2025-05-30 15:15:13] [INFO ] Flatten gal took : 39 ms
[2025-05-30 15:15:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17958050416980332911.gal : 5 ms
[2025-05-30 15:15:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15852553500507401192.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/ReachabilityCardinality17958050416980332911.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15852553500507401192.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/ReachabilityCardinality15852553500507401192.prop.
RANDOM walk for 40000 steps (9202 resets) in 331 ms. (120 steps per ms) remains 2/2 properties
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 30
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :30 after 68
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :68 after 106
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :106 after 182
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :182 after 294
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :294 after 522
BEST_FIRST walk for 40003 steps (3891 resets) in 174 ms. (228 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :522 after 1188
BEST_FIRST walk for 40001 steps (3901 resets) in 172 ms. (231 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1188 after 4034
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :4034 after 13985
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :13985 after 96562
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :96562 after 478465
Interrupted probabilistic random walk after 1737344 steps, run timeout after 3001 ms. (steps per millisecond=578 ) properties seen :1 out of 2
Probabilistic random walk after 1737344 steps, saw 720955 distinct states, run finished after 3001 ms. (steps per millisecond=578 ) properties seen :1
[2025-05-30 15:15:16] [INFO ] Invariant cache hit.
[2025-05-30 15:15:16] [INFO ] State equation strengthened by 57 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) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 131/135 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/135 variables, 8/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 71/206 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/206 variables, 52/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/206 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 15/221 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/221 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/221 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem MAX0 is UNSAT
After SMT solving in domain Real declared 303/303 variables, and 135 constraints, problems are : Problem set: 1 solved, 0 unsolved in 162 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 125/125 constraints, ReadFeed: 8/57 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 173ms 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:[2664]
Ending property specific reduction for DBSingleClientW-PT-d2m07-UpperBounds-12 in 65033 ms.
[2025-05-30 15:15:16] [INFO ] Flatten gal took : 16 ms
[2025-05-30 15:15:16] [INFO ] Applying decomposition
[2025-05-30 15:15:16] [INFO ] Flatten gal took : 16 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/graph6053078916958446696.txt' '-o' '/tmp/graph6053078916958446696.bin' '-w' '/tmp/graph6053078916958446696.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph6053078916958446696.bin' '-l' '-1' '-v' '-w' '/tmp/graph6053078916958446696.weights' '-q' '0' '-e' '0.001'
[2025-05-30 15:15:16] [INFO ] Decomposing Gal with order
[2025-05-30 15:15:16] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-30 15:15:17] [INFO ] Removed a total of 212 redundant transitions.
[2025-05-30 15:15:17] [INFO ] Flatten gal took : 105 ms
[2025-05-30 15:15:17] [INFO ] Fuse similar labels procedure discarded/fused a total of 134 labels/synchronizations in 18 ms.
[2025-05-30 15:15:17] [INFO ] Time to serialize gal into /tmp/UpperBounds13629474821787743648.gal : 6 ms
[2025-05-30 15:15:17] [INFO ] Time to serialize properties into /tmp/UpperBounds14933274930091989328.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/UpperBounds13629474821787743648.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds14933274930091989328.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 ...285
Loading property file /tmp/UpperBounds14933274930091989328.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\_mod\_flat,9.93367e+06,17.2365,440004,2176,1550,226144,85456,515,3.69506e+06,179,1.73324e+06,0
Total reachable state count : 9933674
Verifying 2 reachability properties.
Min sum of variable value : 0
Maximum sum along a path : 5
Bounds property DBSingleClientW-PT-d2m07-UpperBounds-11 :0 <= i5.u4.l3686 <= 5
FORMULA DBSingleClientW-PT-d2m07-UpperBounds-11 5 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DBSingleClientW-PT-d2m07-UpperBounds-11,0,17.4136,440004,1,0,226144,85456,633,3.69506e+06,222,1.73324e+06,1915
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property DBSingleClientW-PT-d2m07-UpperBounds-12 :0 <= i0.u8.l1628 <= 1
FORMULA DBSingleClientW-PT-d2m07-UpperBounds-12 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DBSingleClientW-PT-d2m07-UpperBounds-12,0,17.444,440004,1,0,226144,85456,664,3.69506e+06,229,1.73324e+06,2745
Total runtime 315892 ms.
BK_STOP 1748618134749
--------------------
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="DBSingleClientW-PT-d2m07"
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 DBSingleClientW-PT-d2m07, 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 r058-smll-174854063600141"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DBSingleClientW-PT-d2m07.tgz
mv DBSingleClientW-PT-d2m07 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 ;