MCC'2024- Execution of r488-tall-171631133000589

About the Execution of LTSMin+red for DoubleLock-PT-p1s1

Execution Summary
Max Memory Used (MB)	Time wait (ms)	CPU Usage (ms)	I/O Wait (ms)	Computed Result	Execution Status
1806.771	340464.00	456897.00	611.30	inf 1 ? 1 inf inf inf 1 inf 1 10 inf 1 0 inf inf	normal

Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r488-tall-171631133000589.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..................
=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is DoubleLock-PT-p1s1, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r488-tall-171631133000589
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 576K
-rw-r--r-- 1 mcc users 6.5K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.6K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 39K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Apr 22 14:41 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 22 14:41 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 22 14:41 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 22 14:41 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 12 13:31 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 153K Apr 12 13:31 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 12 13:30 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 93K Apr 12 13:30 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K May 19 07:11 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 19 15:25 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 93K May 18 16:42 model.pnml

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

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

The expected result is a vector of positive values
NUM_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-00
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-01
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-02
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-03
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-04
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-05
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-06
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-07
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-08
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-09
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-10
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-11
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-12
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-13
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-14
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1717200795178

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DoubleLock-PT-p1s1
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 00:13:16] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-06-01 00:13:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 00:13:16] [INFO ] Load time of PNML (sax parser for PT used): 71 ms
[2024-06-01 00:13:16] [INFO ] Transformed 64 places.
[2024-06-01 00:13:16] [INFO ] Transformed 204 transitions.
[2024-06-01 00:13:16] [INFO ] Parsed PT model containing 64 places and 204 transitions and 828 arcs in 173 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 14 ms.
Reduction of identical properties reduced properties to check from 16 to 15
Deduced a syphon composed of 8 places in 2 ms
Reduce places removed 8 places and 8 transitions.
FORMULA DoubleLock-PT-p1s1-UpperBounds-13 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-06-01 00:13:16] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
// Phase 1: matrix 148 rows 56 cols
[2024-06-01 00:13:16] [INFO ] Computed 4 invariants in 12 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, 1, +inf, 1, +inf, +inf, +inf, 1, +inf, 1, 10, +inf, 1, +inf]
RANDOM walk for 10001 steps (76 resets) in 41 ms. (238 steps per ms)
FORMULA DoubleLock-PT-p1s1-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DoubleLock-PT-p1s1-UpperBounds-10 10 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DoubleLock-PT-p1s1-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DoubleLock-PT-p1s1-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DoubleLock-PT-p1s1-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DoubleLock-PT-p1s1-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 80008 steps (86 resets) in 108 ms. (734 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[13, 6, 20, 6, 21, 13, 16, 6] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-06-01 00:13:16] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2024-06-01 00:13:16] [INFO ] Invariant cache hit.
[2024-06-01 00:13:16] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-06-01 00:13:16] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 11 ms returned sat
[2024-06-01 00:13:16] [INFO ] [Real]Absence check using state equation in 49 ms returned sat
[2024-06-01 00:13:16] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:13:17] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:17] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:17] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2024-06-01 00:13:17] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-06-01 00:13:17] [INFO ] [Nat]Added 23 Read/Feed constraints in 6 ms returned sat
[2024-06-01 00:13:17] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 20 ms.
[2024-06-01 00:13:17] [INFO ] Deduced a trap composed of 16 places in 54 ms of which 5 ms to minimize.
[2024-06-01 00:13:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 71 ms
[2024-06-01 00:13:17] [INFO ] Added : 9 causal constraints over 2 iterations in 136 ms. Result :sat
Minimization took 27 ms.
[2024-06-01 00:13:17] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:17] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2024-06-01 00:13:17] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2024-06-01 00:13:17] [INFO ] [Real]Added 23 Read/Feed constraints in 12 ms returned sat
[2024-06-01 00:13:17] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:13:17] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-06-01 00:13:17] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:17] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2024-06-01 00:13:17] [INFO ] [Nat]Added 23 Read/Feed constraints in 9 ms returned sat
[2024-06-01 00:13:17] [INFO ] Deduced a trap composed of 12 places in 48 ms of which 2 ms to minimize.
[2024-06-01 00:13:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 59 ms
[2024-06-01 00:13:17] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 14 ms.
[2024-06-01 00:13:17] [INFO ] Deduced a trap composed of 19 places in 38 ms of which 1 ms to minimize.
[2024-06-01 00:13:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 55 ms
[2024-06-01 00:13:17] [INFO ] Added : 13 causal constraints over 5 iterations in 139 ms. Result :sat
Minimization took 26 ms.
[2024-06-01 00:13:17] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-06-01 00:13:17] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:13:17] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2024-06-01 00:13:17] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:13:17] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-06-01 00:13:17] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:17] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2024-06-01 00:13:17] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:13:17] [INFO ] Deduced a trap composed of 12 places in 54 ms of which 0 ms to minimize.
[2024-06-01 00:13:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 65 ms
[2024-06-01 00:13:17] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 12 ms.
[2024-06-01 00:13:17] [INFO ] Added : 14 causal constraints over 5 iterations in 66 ms. Result :sat
Minimization took 30 ms.
[2024-06-01 00:13:17] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-06-01 00:13:17] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:13:18] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2024-06-01 00:13:18] [INFO ] [Real]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:13:18] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:13:18] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-06-01 00:13:18] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:18] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2024-06-01 00:13:18] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:13:18] [INFO ] Deduced a trap composed of 12 places in 44 ms of which 0 ms to minimize.
[2024-06-01 00:13:18] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 52 ms
[2024-06-01 00:13:18] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 18 ms.
[2024-06-01 00:13:18] [INFO ] Added : 23 causal constraints over 6 iterations in 82 ms. Result :sat
Minimization took 33 ms.
[2024-06-01 00:13:18] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:18] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 3 ms returned sat
[2024-06-01 00:13:18] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2024-06-01 00:13:18] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:13:18] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:18] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:13:18] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2024-06-01 00:13:18] [INFO ] [Nat]Added 23 Read/Feed constraints in 3 ms returned sat
[2024-06-01 00:13:18] [INFO ] Deduced a trap composed of 12 places in 51 ms of which 1 ms to minimize.
[2024-06-01 00:13:18] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 61 ms
[2024-06-01 00:13:18] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 15 ms.
[2024-06-01 00:13:18] [INFO ] Added : 9 causal constraints over 3 iterations in 50 ms. Result :sat
Minimization took 27 ms.
[2024-06-01 00:13:18] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-06-01 00:13:18] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:18] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2024-06-01 00:13:18] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:13:18] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:18] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:13:18] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-06-01 00:13:18] [INFO ] [Nat]Added 23 Read/Feed constraints in 5 ms returned sat
[2024-06-01 00:13:18] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 12 ms.
[2024-06-01 00:13:18] [INFO ] Added : 30 causal constraints over 8 iterations in 97 ms. Result :sat
Minimization took 31 ms.
[2024-06-01 00:13:18] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:18] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:18] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2024-06-01 00:13:18] [INFO ] [Real]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:13:18] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:13:18] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:18] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:18] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2024-06-01 00:13:18] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:13:18] [INFO ] Deduced a trap composed of 12 places in 51 ms of which 0 ms to minimize.
[2024-06-01 00:13:19] [INFO ] Deduced a trap composed of 12 places in 43 ms of which 1 ms to minimize.
[2024-06-01 00:13:19] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 105 ms
[2024-06-01 00:13:19] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 12 ms.
[2024-06-01 00:13:19] [INFO ] Added : 47 causal constraints over 10 iterations in 131 ms. Result :sat
Minimization took 39 ms.
[2024-06-01 00:13:19] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:19] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:13:19] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2024-06-01 00:13:19] [INFO ] [Real]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:13:19] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:13:19] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:19] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:19] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-06-01 00:13:19] [INFO ] [Nat]Added 23 Read/Feed constraints in 3 ms returned sat
[2024-06-01 00:13:19] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 14 ms.
[2024-06-01 00:13:19] [INFO ] Deduced a trap composed of 12 places in 45 ms of which 1 ms to minimize.
[2024-06-01 00:13:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 64 ms
[2024-06-01 00:13:19] [INFO ] Added : 16 causal constraints over 4 iterations in 134 ms. Result :sat
Minimization took 29 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[13, 6, 20, 6, 21, 13, 16, 6] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[13, 10, 20, 6, 21, 13, 16, 6] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 8 out of 56 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 56/56 places, 196/196 transitions.
Graph (complete) has 357 edges and 56 vertex of which 53 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 24 ms. Remains 53 /56 variables (removed 3) and now considering 196/196 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33 ms. Remains : 53/56 places, 196/196 transitions.
[2024-06-01 00:13:19] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
Found an invariant !
This invariant on transitions {5=2, 8=2, 13=1, 26=1, 33=2, 48=2, 72=2, 85=1, 86=1, 96=2, 98=2, 99=2, 128=2, 136=2}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {13=1, 26=1, 88=1, 89=1, 139=2}
Produces a positive solution
Incomplete random walk after 10000 steps, including 89 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 8) seen :[8, 4, 7, 4, 9, 7, 6, 5]
Current structural bounds on expressions (after cover walk) : Max Seen:[13, 10, 20, 6, 21, 13, 16, 6] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-06-01 00:13:19] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
// Phase 1: matrix 148 rows 53 cols
[2024-06-01 00:13:19] [INFO ] Computed 2 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[13, 10, 20, 6, 21, 13, 16, 6] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (7334 resets) in 1247 ms. (801 steps per ms)
BEST_FIRST walk for 8000005 steps (6274 resets) in 3348 ms. (2388 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[16, 10, 42, 26, 43, 13, 6033, 13] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-06-01 00:13:24] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2024-06-01 00:13:24] [INFO ] Invariant cache hit.
[2024-06-01 00:13:24] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:24] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:13:24] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-06-01 00:13:24] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-06-01 00:13:24] [INFO ] [Real]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:13:24] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:13:24] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 00:13:24] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:24] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2024-06-01 00:13:24] [INFO ] [Nat]Added 23 Read/Feed constraints in 5 ms returned sat
[2024-06-01 00:13:24] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 13 ms.
[2024-06-01 00:13:24] [INFO ] Added : 12 causal constraints over 3 iterations in 48 ms. Result :sat
Minimization took 29 ms.
[2024-06-01 00:13:24] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 00:13:24] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:24] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-06-01 00:13:24] [INFO ] [Real]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:13:24] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:13:24] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:24] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:24] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-06-01 00:13:24] [INFO ] [Nat]Added 23 Read/Feed constraints in 5 ms returned sat
[2024-06-01 00:13:24] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 11 ms.
[2024-06-01 00:13:24] [INFO ] Added : 8 causal constraints over 3 iterations in 47 ms. Result :sat
Minimization took 31 ms.
[2024-06-01 00:13:25] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 00:13:25] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:25] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-06-01 00:13:25] [INFO ] [Real]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:13:25] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:13:25] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:25] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:25] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2024-06-01 00:13:25] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:13:25] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 18 ms.
[2024-06-01 00:13:25] [INFO ] Added : 12 causal constraints over 3 iterations in 46 ms. Result :sat
Minimization took 24 ms.
[2024-06-01 00:13:25] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:25] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:13:25] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-06-01 00:13:25] [INFO ] [Real]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:13:25] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:13:25] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:25] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:13:25] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-06-01 00:13:25] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:13:25] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 10 ms.
[2024-06-01 00:13:25] [INFO ] Added : 29 causal constraints over 7 iterations in 90 ms. Result :sat
Minimization took 34 ms.
[2024-06-01 00:13:25] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:25] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:13:25] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2024-06-01 00:13:25] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:13:25] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:25] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:25] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-06-01 00:13:25] [INFO ] [Nat]Added 23 Read/Feed constraints in 3 ms returned sat
[2024-06-01 00:13:25] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 8 ms.
[2024-06-01 00:13:25] [INFO ] Added : 10 causal constraints over 3 iterations in 39 ms. Result :sat
Minimization took 26 ms.
[2024-06-01 00:13:25] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:25] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:25] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-06-01 00:13:25] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:13:25] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:25] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:25] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2024-06-01 00:13:25] [INFO ] [Nat]Added 23 Read/Feed constraints in 6 ms returned sat
[2024-06-01 00:13:25] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 8 ms.
[2024-06-01 00:13:25] [INFO ] Added : 49 causal constraints over 10 iterations in 113 ms. Result :sat
Minimization took 42 ms.
[2024-06-01 00:13:25] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:25] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:25] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-06-01 00:13:25] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:13:25] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 00:13:25] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:25] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-06-01 00:13:25] [INFO ] [Nat]Added 23 Read/Feed constraints in 5 ms returned sat
[2024-06-01 00:13:26] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 10 ms.
[2024-06-01 00:13:26] [INFO ] Added : 31 causal constraints over 7 iterations in 104 ms. Result :sat
Minimization took 35 ms.
[2024-06-01 00:13:26] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:26] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:26] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2024-06-01 00:13:26] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:13:26] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:26] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2024-06-01 00:13:26] [INFO ] [Nat]Absence check using state equation in 34 ms returned sat
[2024-06-01 00:13:26] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:13:26] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 21 ms.
[2024-06-01 00:13:26] [INFO ] Added : 26 causal constraints over 6 iterations in 83 ms. Result :sat
Minimization took 34 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[16, 10, 42, 26, 43, 13, 6033, 13] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[16, 10, 1804649, 26, 1804649, 13, 6033, 13] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 8 out of 53 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53/53 places, 196/196 transitions.
Applied a total of 0 rules in 6 ms. Remains 53 /53 variables (removed 0) and now considering 196/196 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 53/53 places, 196/196 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53/53 places, 196/196 transitions.
Applied a total of 0 rules in 8 ms. Remains 53 /53 variables (removed 0) and now considering 196/196 (removed 0) transitions.
[2024-06-01 00:13:36] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2024-06-01 00:13:36] [INFO ] Invariant cache hit.
[2024-06-01 00:13:36] [INFO ] Implicit Places using invariants in 47 ms returned []
[2024-06-01 00:13:36] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2024-06-01 00:13:36] [INFO ] Invariant cache hit.
[2024-06-01 00:13:36] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-06-01 00:13:36] [INFO ] Implicit Places using invariants and state equation in 80 ms returned []
Implicit Place search using SMT with State Equation took 129 ms to find 0 implicit places.
[2024-06-01 00:13:36] [INFO ] Redundant transitions in 5 ms returned []
Running 194 sub problems to find dead transitions.
[2024-06-01 00:13:36] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2024-06-01 00:13:36] [INFO ] Invariant cache hit.
[2024-06-01 00:13:36] [INFO ] State equation strengthened by 23 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (OVERLAPS) 148/200 variables, 52/54 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/200 variables, 23/77 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/200 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 6 (OVERLAPS) 1/201 variables, 1/78 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/201 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 8 (OVERLAPS) 0/201 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Real declared 201/201 variables, and 78 constraints, problems are : Problem set: 0 solved, 194 unsolved in 3837 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 53/53 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 194 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (OVERLAPS) 148/200 variables, 52/54 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/200 variables, 23/77 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/200 variables, 12/89 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/200 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 7 (OVERLAPS) 1/201 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/201 variables, 182/272 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/201 variables, 0/272 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 10 (OVERLAPS) 0/201 variables, 0/272 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Int declared 201/201 variables, and 272 constraints, problems are : Problem set: 0 solved, 194 unsolved in 4830 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 53/53 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints]
After SMT, in 8858ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 8867ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9025 ms. Remains : 53/53 places, 196/196 transitions.
[2024-06-01 00:13:45] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
Found an invariant !
This invariant on transitions {5=2, 8=2, 13=1, 26=1, 33=2, 48=2, 72=2, 85=1, 86=1, 96=2, 98=2, 99=2, 128=2, 136=2}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {13=1, 26=1, 88=1, 89=1, 139=2}
Produces a positive solution
Incomplete random walk after 10000 steps, including 84 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 8) seen :[7, 4, 6, 4, 2147483647, 6, 7, 3]
Current structural bounds on expressions (after cover walk) : Max Seen:[16, 10, 1804649, 26, +inf, 13, 6033, 13] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-06-01 00:13:45] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2024-06-01 00:13:45] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[16, 10, 1804649, 26, +inf, 13, 6033, 13] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000004 steps (7345 resets) in 1140 ms. (876 steps per ms)
FORMULA DoubleLock-PT-p1s1-UpperBounds-06 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 7000006 steps (5009 resets) in 2928 ms. (2389 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[16, 11, 1804649, 34, 14, 6033, 18] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-06-01 00:13:49] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2024-06-01 00:13:49] [INFO ] Invariant cache hit.
[2024-06-01 00:13:49] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:49] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 4 ms returned sat
[2024-06-01 00:13:49] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-06-01 00:13:49] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-06-01 00:13:49] [INFO ] [Real]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:13:49] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:13:49] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:49] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:49] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-06-01 00:13:49] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:13:49] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 10 ms.
[2024-06-01 00:13:50] [INFO ] Added : 12 causal constraints over 3 iterations in 48 ms. Result :sat
Minimization took 27 ms.
[2024-06-01 00:13:50] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 00:13:50] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:50] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-06-01 00:13:50] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:13:50] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 00:13:50] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:50] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2024-06-01 00:13:50] [INFO ] [Nat]Added 23 Read/Feed constraints in 10 ms returned sat
[2024-06-01 00:13:50] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 12 ms.
[2024-06-01 00:13:50] [INFO ] Added : 17 causal constraints over 4 iterations in 56 ms. Result :sat
Minimization took 30 ms.
[2024-06-01 00:13:50] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 00:13:50] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:50] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-06-01 00:13:50] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:13:50] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:50] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:13:50] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2024-06-01 00:13:50] [INFO ] [Nat]Added 23 Read/Feed constraints in 3 ms returned sat
[2024-06-01 00:13:50] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 9 ms.
[2024-06-01 00:13:50] [INFO ] Added : 6 causal constraints over 2 iterations in 32 ms. Result :sat
Minimization took 26 ms.
[2024-06-01 00:13:50] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 00:13:50] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:50] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-06-01 00:13:50] [INFO ] [Real]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:13:50] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:13:50] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:50] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:50] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2024-06-01 00:13:50] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:13:50] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 10 ms.
[2024-06-01 00:13:50] [INFO ] Added : 31 causal constraints over 7 iterations in 87 ms. Result :sat
Minimization took 41 ms.
[2024-06-01 00:13:50] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:50] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:50] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2024-06-01 00:13:50] [INFO ] [Real]Added 23 Read/Feed constraints in 5 ms returned sat
[2024-06-01 00:13:50] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:13:50] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:50] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:50] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-06-01 00:13:50] [INFO ] [Nat]Added 23 Read/Feed constraints in 6 ms returned sat
[2024-06-01 00:13:50] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 10 ms.
[2024-06-01 00:13:50] [INFO ] Added : 16 causal constraints over 4 iterations in 63 ms. Result :sat
Minimization took 29 ms.
[2024-06-01 00:13:50] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:50] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:13:50] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2024-06-01 00:13:50] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:13:50] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:50] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:51] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2024-06-01 00:13:51] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:13:51] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 8 ms.
[2024-06-01 00:13:51] [INFO ] Added : 31 causal constraints over 7 iterations in 84 ms. Result :sat
Minimization took 37 ms.
[2024-06-01 00:13:51] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:51] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:13:51] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-06-01 00:13:51] [INFO ] [Real]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:13:51] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:13:51] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:13:51] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:13:51] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2024-06-01 00:13:51] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:13:51] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 8 ms.
[2024-06-01 00:13:51] [INFO ] Added : 23 causal constraints over 6 iterations in 65 ms. Result :sat
Minimization took 38 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[16, 11, 1804649, 34, 14, 6033, 18] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[16, 11, 1805334, 34, 14, 6033, 18] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 7 out of 53 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53/53 places, 196/196 transitions.
Applied a total of 0 rules in 6 ms. Remains 53 /53 variables (removed 0) and now considering 196/196 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 53/53 places, 196/196 transitions.
[2024-06-01 00:14:01] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
Found an invariant !
This invariant on transitions {5=2, 8=2, 13=1, 26=1, 33=2, 48=2, 72=2, 85=1, 86=1, 96=2, 98=2, 99=2, 128=2, 136=2}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {13=1, 26=1, 88=1, 89=1, 139=2}
Produces a positive solution
Incomplete random walk after 10000 steps, including 86 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 7) seen :[6, 3, 9, 5, 8, 8, 3]
Current structural bounds on expressions (after cover walk) : Max Seen:[16, 11, 1805334, 34, 14, 6033, 18] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-06-01 00:14:01] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2024-06-01 00:14:01] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[16, 11, 1805334, 34, 14, 6033, 18] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (7323 resets) in 1167 ms. (856 steps per ms)
BEST_FIRST walk for 7000005 steps (5135 resets) in 2993 ms. (2338 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[17, 12, 1805334, 41, 14, 6174, 18] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-06-01 00:14:05] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2024-06-01 00:14:05] [INFO ] Invariant cache hit.
[2024-06-01 00:14:05] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:14:05] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:14:05] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-06-01 00:14:05] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:14:05] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 00:14:05] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:14:05] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2024-06-01 00:14:05] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-06-01 00:14:05] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:14:05] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 8 ms.
[2024-06-01 00:14:05] [INFO ] Added : 11 causal constraints over 4 iterations in 45 ms. Result :sat
Minimization took 26 ms.
[2024-06-01 00:14:05] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:14:05] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:14:05] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-06-01 00:14:05] [INFO ] [Real]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:14:05] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:14:05] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 00:14:05] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:14:05] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2024-06-01 00:14:05] [INFO ] [Nat]Added 23 Read/Feed constraints in 6 ms returned sat
[2024-06-01 00:14:05] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 10 ms.
[2024-06-01 00:14:05] [INFO ] Added : 24 causal constraints over 5 iterations in 57 ms. Result :sat
Minimization took 30 ms.
[2024-06-01 00:14:06] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Real]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:14:06] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:14:06] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:14:06] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 8 ms.
[2024-06-01 00:14:06] [INFO ] Added : 12 causal constraints over 3 iterations in 36 ms. Result :sat
Minimization took 27 ms.
[2024-06-01 00:14:06] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-06-01 00:14:06] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:14:06] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:14:06] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 9 ms.
[2024-06-01 00:14:06] [INFO ] Added : 34 causal constraints over 7 iterations in 88 ms. Result :sat
Minimization took 38 ms.
[2024-06-01 00:14:06] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Real]Added 23 Read/Feed constraints in 5 ms returned sat
[2024-06-01 00:14:06] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:14:06] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Nat]Added 23 Read/Feed constraints in 6 ms returned sat
[2024-06-01 00:14:06] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 9 ms.
[2024-06-01 00:14:06] [INFO ] Added : 16 causal constraints over 4 iterations in 53 ms. Result :sat
Minimization took 29 ms.
[2024-06-01 00:14:06] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Real]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:14:06] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:14:06] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Nat]Added 23 Read/Feed constraints in 5 ms returned sat
[2024-06-01 00:14:06] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 10 ms.
[2024-06-01 00:14:06] [INFO ] Added : 31 causal constraints over 8 iterations in 91 ms. Result :sat
Minimization took 35 ms.
[2024-06-01 00:14:06] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Real]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:14:06] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:14:06] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2024-06-01 00:14:06] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:14:07] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 7 ms.
[2024-06-01 00:14:07] [INFO ] Added : 23 causal constraints over 6 iterations in 68 ms. Result :sat
Minimization took 33 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[17, 12, 1805334, 41, 14, 6174, 18] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[17, 12, 5704047, 41, 14, 6174, 18] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 7 out of 53 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53/53 places, 196/196 transitions.
Applied a total of 0 rules in 6 ms. Remains 53 /53 variables (removed 0) and now considering 196/196 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 53/53 places, 196/196 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53/53 places, 196/196 transitions.
Applied a total of 0 rules in 6 ms. Remains 53 /53 variables (removed 0) and now considering 196/196 (removed 0) transitions.
[2024-06-01 00:14:43] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2024-06-01 00:14:43] [INFO ] Invariant cache hit.
[2024-06-01 00:14:43] [INFO ] Implicit Places using invariants in 63 ms returned []
[2024-06-01 00:14:43] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2024-06-01 00:14:43] [INFO ] Invariant cache hit.
[2024-06-01 00:14:43] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-06-01 00:14:43] [INFO ] Implicit Places using invariants and state equation in 83 ms returned []
Implicit Place search using SMT with State Equation took 149 ms to find 0 implicit places.
[2024-06-01 00:14:43] [INFO ] Redundant transitions in 7 ms returned []
Running 194 sub problems to find dead transitions.
[2024-06-01 00:14:43] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2024-06-01 00:14:43] [INFO ] Invariant cache hit.
[2024-06-01 00:14:43] [INFO ] State equation strengthened by 23 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (OVERLAPS) 148/200 variables, 52/54 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/200 variables, 23/77 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/200 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 6 (OVERLAPS) 1/201 variables, 1/78 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/201 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 8 (OVERLAPS) 0/201 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Real declared 201/201 variables, and 78 constraints, problems are : Problem set: 0 solved, 194 unsolved in 3622 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 53/53 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 194 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (OVERLAPS) 148/200 variables, 52/54 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/200 variables, 23/77 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/200 variables, 12/89 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/200 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 7 (OVERLAPS) 1/201 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/201 variables, 182/272 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/201 variables, 0/272 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 10 (OVERLAPS) 0/201 variables, 0/272 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Int declared 201/201 variables, and 272 constraints, problems are : Problem set: 0 solved, 194 unsolved in 4738 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 53/53 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints]
After SMT, in 8487ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 8490ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8661 ms. Remains : 53/53 places, 196/196 transitions.
[2024-06-01 00:14:52] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
Found an invariant !
This invariant on transitions {5=2, 8=2, 13=1, 26=1, 33=2, 48=2, 72=2, 85=1, 86=1, 96=2, 98=2, 99=2, 128=2, 136=2}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {13=1, 26=1, 88=1, 89=1, 139=2}
Produces a positive solution
Incomplete random walk after 10000 steps, including 89 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 7) seen :[7, 4, 9, 4, 5, 4, 4]
Current structural bounds on expressions (after cover walk) : Max Seen:[17, 12, 5704047, 41, 14, 6174, 18] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-06-01 00:14:52] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2024-06-01 00:14:52] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[17, 12, 5704047, 41, 14, 6174, 18] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (7379 resets) in 1161 ms. (860 steps per ms)
BEST_FIRST walk for 7000005 steps (5136 resets) in 3012 ms. (2323 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[20, 12, 5704047, 41, 14, 6174, 18] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-06-01 00:14:56] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2024-06-01 00:14:56] [INFO ] Invariant cache hit.
[2024-06-01 00:14:56] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 00:14:56] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:14:56] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2024-06-01 00:14:56] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-06-01 00:14:56] [INFO ] [Real]Added 23 Read/Feed constraints in 5 ms returned sat
[2024-06-01 00:14:56] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:14:56] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:14:56] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:14:56] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-06-01 00:14:56] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:14:56] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 10 ms.
[2024-06-01 00:14:56] [INFO ] Added : 12 causal constraints over 3 iterations in 50 ms. Result :sat
Minimization took 28 ms.
[2024-06-01 00:14:56] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:14:56] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:14:56] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2024-06-01 00:14:56] [INFO ] [Real]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:14:56] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:14:56] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 00:14:56] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:14:56] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-06-01 00:14:56] [INFO ] [Nat]Added 23 Read/Feed constraints in 6 ms returned sat
[2024-06-01 00:14:56] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 10 ms.
[2024-06-01 00:14:56] [INFO ] Added : 24 causal constraints over 5 iterations in 60 ms. Result :sat
Minimization took 32 ms.
[2024-06-01 00:14:56] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:14:56] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:14:56] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-06-01 00:14:56] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:14:56] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 00:14:56] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:14:56] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2024-06-01 00:14:56] [INFO ] [Nat]Added 23 Read/Feed constraints in 3 ms returned sat
[2024-06-01 00:14:56] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 9 ms.
[2024-06-01 00:14:57] [INFO ] Added : 6 causal constraints over 2 iterations in 30 ms. Result :sat
Minimization took 24 ms.
[2024-06-01 00:14:57] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:14:57] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:14:57] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2024-06-01 00:14:57] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:14:57] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:14:57] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:14:57] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-06-01 00:14:57] [INFO ] [Nat]Added 23 Read/Feed constraints in 3 ms returned sat
[2024-06-01 00:14:57] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 10 ms.
[2024-06-01 00:14:57] [INFO ] Added : 34 causal constraints over 7 iterations in 86 ms. Result :sat
Minimization took 35 ms.
[2024-06-01 00:14:57] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:14:57] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:14:57] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-06-01 00:14:57] [INFO ] [Real]Added 23 Read/Feed constraints in 5 ms returned sat
[2024-06-01 00:14:57] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:14:57] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 00:14:57] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:14:57] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-06-01 00:14:57] [INFO ] [Nat]Added 23 Read/Feed constraints in 6 ms returned sat
[2024-06-01 00:14:57] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 9 ms.
[2024-06-01 00:14:57] [INFO ] Added : 16 causal constraints over 4 iterations in 51 ms. Result :sat
Minimization took 29 ms.
[2024-06-01 00:14:57] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:14:57] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:14:57] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-06-01 00:14:57] [INFO ] [Real]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:14:57] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:14:57] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:14:57] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:14:57] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2024-06-01 00:14:57] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:14:57] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 10 ms.
[2024-06-01 00:14:57] [INFO ] Added : 31 causal constraints over 8 iterations in 89 ms. Result :sat
Minimization took 35 ms.
[2024-06-01 00:14:57] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:14:57] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:14:57] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-06-01 00:14:57] [INFO ] [Real]Added 23 Read/Feed constraints in 6 ms returned sat
[2024-06-01 00:14:57] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:14:57] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:14:57] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:14:57] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-06-01 00:14:57] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:14:57] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 9 ms.
[2024-06-01 00:14:57] [INFO ] Added : 23 causal constraints over 6 iterations in 73 ms. Result :sat
Minimization took 32 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[20, 12, 5704047, 41, 14, 6174, 18] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[20, 12, 5704047, 41, 14, 6174, 18] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 7 out of 53 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53/53 places, 196/196 transitions.
Applied a total of 0 rules in 5 ms. Remains 53 /53 variables (removed 0) and now considering 196/196 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 53/53 places, 196/196 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53/53 places, 196/196 transitions.
Applied a total of 0 rules in 4 ms. Remains 53 /53 variables (removed 0) and now considering 196/196 (removed 0) transitions.
[2024-06-01 00:15:04] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2024-06-01 00:15:04] [INFO ] Invariant cache hit.
[2024-06-01 00:15:04] [INFO ] Implicit Places using invariants in 57 ms returned []
[2024-06-01 00:15:04] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2024-06-01 00:15:04] [INFO ] Invariant cache hit.
[2024-06-01 00:15:04] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-06-01 00:15:04] [INFO ] Implicit Places using invariants and state equation in 93 ms returned []
Implicit Place search using SMT with State Equation took 151 ms to find 0 implicit places.
[2024-06-01 00:15:04] [INFO ] Redundant transitions in 1 ms returned []
Running 194 sub problems to find dead transitions.
[2024-06-01 00:15:04] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2024-06-01 00:15:04] [INFO ] Invariant cache hit.
[2024-06-01 00:15:04] [INFO ] State equation strengthened by 23 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (OVERLAPS) 148/200 variables, 52/54 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/200 variables, 23/77 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/200 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 6 (OVERLAPS) 1/201 variables, 1/78 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/201 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 8 (OVERLAPS) 0/201 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Real declared 201/201 variables, and 78 constraints, problems are : Problem set: 0 solved, 194 unsolved in 3686 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 53/53 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 194 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (OVERLAPS) 148/200 variables, 52/54 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/200 variables, 23/77 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/200 variables, 12/89 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/200 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 7 (OVERLAPS) 1/201 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/201 variables, 182/272 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/201 variables, 0/272 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 10 (OVERLAPS) 0/201 variables, 0/272 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Int declared 201/201 variables, and 272 constraints, problems are : Problem set: 0 solved, 194 unsolved in 4503 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 53/53 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints]
After SMT, in 8300ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 8302ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8467 ms. Remains : 53/53 places, 196/196 transitions.
[2024-06-01 00:15:12] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
Found an invariant !
This invariant on transitions {5=2, 8=2, 13=1, 26=1, 33=2, 48=2, 72=2, 85=1, 86=1, 96=2, 98=2, 99=2, 128=2, 136=2}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {13=1, 26=1, 88=1, 89=1, 139=2}
Produces a positive solution
Incomplete random walk after 10000 steps, including 90 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 7) seen :[2147483647, 4, 2147483647, 3, 2147483647, 6, 7]
Current structural bounds on expressions (after cover walk) : Max Seen:[+inf, 12, +inf, 41, +inf, 6174, 18] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-06-01 00:15:13] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2024-06-01 00:15:13] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[+inf, 12, +inf, 41, +inf, 6174, 18] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (7313 resets) in 1174 ms. (851 steps per ms)
FORMULA DoubleLock-PT-p1s1-UpperBounds-08 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DoubleLock-PT-p1s1-UpperBounds-04 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DoubleLock-PT-p1s1-UpperBounds-00 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 4000004 steps (3858 resets) in 1636 ms. (2443 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[12, 41, 6174, 18] Max Struct:[+inf, +inf, +inf, +inf]
[2024-06-01 00:15:15] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
[2024-06-01 00:15:15] [INFO ] Invariant cache hit.
[2024-06-01 00:15:15] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:15:15] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:15:15] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-06-01 00:15:15] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-06-01 00:15:15] [INFO ] [Real]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:15:15] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:15:16] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:15:16] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:15:16] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-06-01 00:15:16] [INFO ] [Nat]Added 23 Read/Feed constraints in 6 ms returned sat
[2024-06-01 00:15:16] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 9 ms.
[2024-06-01 00:15:16] [INFO ] Added : 24 causal constraints over 5 iterations in 60 ms. Result :sat
Minimization took 32 ms.
[2024-06-01 00:15:16] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 00:15:16] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:15:16] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2024-06-01 00:15:16] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:15:16] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:15:16] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:15:16] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-06-01 00:15:16] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:15:16] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 9 ms.
[2024-06-01 00:15:16] [INFO ] Added : 34 causal constraints over 7 iterations in 86 ms. Result :sat
Minimization took 36 ms.
[2024-06-01 00:15:16] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:15:16] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:15:16] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-06-01 00:15:16] [INFO ] [Real]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:15:16] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:15:16] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:15:16] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:15:16] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-06-01 00:15:16] [INFO ] [Nat]Added 23 Read/Feed constraints in 6 ms returned sat
[2024-06-01 00:15:16] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 11 ms.
[2024-06-01 00:15:16] [INFO ] Added : 31 causal constraints over 8 iterations in 102 ms. Result :sat
Minimization took 36 ms.
[2024-06-01 00:15:16] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:15:16] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:15:16] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-06-01 00:15:16] [INFO ] [Real]Added 23 Read/Feed constraints in 5 ms returned sat
[2024-06-01 00:15:16] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:15:16] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:15:16] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:15:16] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-06-01 00:15:16] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:15:16] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 9 ms.
[2024-06-01 00:15:16] [INFO ] Added : 23 causal constraints over 6 iterations in 77 ms. Result :sat
Minimization took 35 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[12, 41, 6174, 18] Max Struct:[+inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[12, 41, 6174, 18] Max Struct:[+inf, +inf, +inf, +inf]
Support contains 4 out of 53 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53/53 places, 196/196 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 53 transition count 194
Applied a total of 2 rules in 8 ms. Remains 53 /53 variables (removed 0) and now considering 194/196 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 53/53 places, 194/196 transitions.
[2024-06-01 00:15:23] [INFO ] Flow matrix only has 146 transitions (discarded 48 similar events)
Found an invariant !
This invariant on transitions {12=1, 25=1, 89=1, 90=1, 142=2}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {12=1, 25=1, 92=1, 93=1, 143=2}
Produces a positive solution
Incomplete random walk after 10000 steps, including 56 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 4) seen :[4, 2147483647, 8, 2147483647]
Current structural bounds on expressions (after cover walk) : Max Seen:[12, +inf, 6174, +inf] Max Struct:[+inf, +inf, +inf, +inf]
[2024-06-01 00:15:23] [INFO ] Flow matrix only has 146 transitions (discarded 48 similar events)
// Phase 1: matrix 146 rows 53 cols
[2024-06-01 00:15:23] [INFO ] Computed 2 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[12, +inf, 6174, +inf] Max Struct:[+inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (4705 resets) in 1215 ms. (822 steps per ms)
FORMULA DoubleLock-PT-p1s1-UpperBounds-15 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DoubleLock-PT-p1s1-UpperBounds-14 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DoubleLock-PT-p1s1-UpperBounds-05 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 2000002 steps (745 resets) in 823 ms. (2427 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[12, 6174] Max Struct:[+inf, +inf]
[2024-06-01 00:15:25] [INFO ] Flow matrix only has 146 transitions (discarded 48 similar events)
[2024-06-01 00:15:25] [INFO ] Invariant cache hit.
[2024-06-01 00:15:25] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:15:25] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:15:25] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2024-06-01 00:15:25] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-06-01 00:15:25] [INFO ] [Real]Added 23 Read/Feed constraints in 5 ms returned sat
[2024-06-01 00:15:25] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:15:25] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:15:25] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:15:25] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-06-01 00:15:25] [INFO ] [Nat]Added 23 Read/Feed constraints in 5 ms returned sat
[2024-06-01 00:15:25] [INFO ] Computed and/alt/rep : 62/434/62 causal constraints (skipped 82 transitions) in 9 ms.
[2024-06-01 00:15:25] [INFO ] Added : 28 causal constraints over 7 iterations in 85 ms. Result :sat
Minimization took 37 ms.
[2024-06-01 00:15:25] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 00:15:25] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:15:25] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-06-01 00:15:25] [INFO ] [Real]Added 23 Read/Feed constraints in 5 ms returned sat
[2024-06-01 00:15:25] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:15:25] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 00:15:25] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:15:25] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-06-01 00:15:25] [INFO ] [Nat]Added 23 Read/Feed constraints in 3 ms returned sat
[2024-06-01 00:15:25] [INFO ] Computed and/alt/rep : 62/434/62 causal constraints (skipped 82 transitions) in 8 ms.
[2024-06-01 00:15:25] [INFO ] Added : 36 causal constraints over 10 iterations in 111 ms. Result :sat
Minimization took 38 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[12, 6174] Max Struct:[+inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[26, 6174] Max Struct:[+inf, +inf]
Support contains 2 out of 53 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53/53 places, 194/194 transitions.
Applied a total of 0 rules in 4 ms. Remains 53 /53 variables (removed 0) and now considering 194/194 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 53/53 places, 194/194 transitions.
[2024-06-01 00:15:31] [INFO ] Flow matrix only has 146 transitions (discarded 48 similar events)
Found an invariant !
This invariant on transitions {12=1, 25=1, 89=1, 90=1, 142=2}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {12=1, 25=1, 92=1, 93=1, 143=2}
Produces a positive solution
Incomplete random walk after 10000 steps, including 52 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 2) seen :[5, 10]
Current structural bounds on expressions (after cover walk) : Max Seen:[26, 6174] Max Struct:[+inf, +inf]
[2024-06-01 00:15:31] [INFO ] Flow matrix only has 146 transitions (discarded 48 similar events)
[2024-06-01 00:15:31] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[26, 6174] Max Struct:[+inf, +inf]
RANDOM walk for 1000001 steps (4680 resets) in 1170 ms. (853 steps per ms)
BEST_FIRST walk for 2000002 steps (736 resets) in 817 ms. (2444 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[26, 6174] Max Struct:[+inf, +inf]
[2024-06-01 00:15:33] [INFO ] Flow matrix only has 146 transitions (discarded 48 similar events)
[2024-06-01 00:15:33] [INFO ] Invariant cache hit.
[2024-06-01 00:15:33] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 00:15:33] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:15:33] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2024-06-01 00:15:33] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-06-01 00:15:33] [INFO ] [Real]Added 23 Read/Feed constraints in 5 ms returned sat
[2024-06-01 00:15:33] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:15:33] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:15:33] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:15:33] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-06-01 00:15:33] [INFO ] [Nat]Added 23 Read/Feed constraints in 5 ms returned sat
[2024-06-01 00:15:33] [INFO ] Computed and/alt/rep : 62/434/62 causal constraints (skipped 82 transitions) in 10 ms.
[2024-06-01 00:15:33] [INFO ] Added : 24 causal constraints over 5 iterations in 64 ms. Result :sat
Minimization took 30 ms.
[2024-06-01 00:15:33] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 00:15:33] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:15:33] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2024-06-01 00:15:33] [INFO ] [Real]Added 23 Read/Feed constraints in 5 ms returned sat
[2024-06-01 00:15:33] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:15:33] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 00:15:33] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:15:33] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2024-06-01 00:15:33] [INFO ] [Nat]Added 23 Read/Feed constraints in 3 ms returned sat
[2024-06-01 00:15:33] [INFO ] Computed and/alt/rep : 62/434/62 causal constraints (skipped 82 transitions) in 9 ms.
[2024-06-01 00:15:33] [INFO ] Added : 36 causal constraints over 10 iterations in 107 ms. Result :sat
Minimization took 36 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[26, 6174] Max Struct:[+inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[26, 6174] Max Struct:[+inf, +inf]
Support contains 2 out of 53 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53/53 places, 194/194 transitions.
Applied a total of 0 rules in 4 ms. Remains 53 /53 variables (removed 0) and now considering 194/194 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 53/53 places, 194/194 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53/53 places, 194/194 transitions.
Applied a total of 0 rules in 4 ms. Remains 53 /53 variables (removed 0) and now considering 194/194 (removed 0) transitions.
[2024-06-01 00:15:39] [INFO ] Flow matrix only has 146 transitions (discarded 48 similar events)
[2024-06-01 00:15:39] [INFO ] Invariant cache hit.
[2024-06-01 00:15:39] [INFO ] Implicit Places using invariants in 48 ms returned []
[2024-06-01 00:15:39] [INFO ] Flow matrix only has 146 transitions (discarded 48 similar events)
[2024-06-01 00:15:39] [INFO ] Invariant cache hit.
[2024-06-01 00:15:39] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-06-01 00:15:39] [INFO ] Implicit Places using invariants and state equation in 80 ms returned []
Implicit Place search using SMT with State Equation took 130 ms to find 0 implicit places.
[2024-06-01 00:15:39] [INFO ] Redundant transitions in 1 ms returned []
Running 192 sub problems to find dead transitions.
[2024-06-01 00:15:39] [INFO ] Flow matrix only has 146 transitions (discarded 48 similar events)
[2024-06-01 00:15:39] [INFO ] Invariant cache hit.
[2024-06-01 00:15:39] [INFO ] State equation strengthened by 23 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 3 (OVERLAPS) 146/198 variables, 52/54 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/198 variables, 23/77 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/198 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 6 (OVERLAPS) 1/199 variables, 1/78 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/199 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 8 (OVERLAPS) 0/199 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 192 unsolved
No progress, stopping.
After SMT solving in domain Real declared 199/199 variables, and 78 constraints, problems are : Problem set: 0 solved, 192 unsolved in 3637 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 53/53 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 192/192 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 192 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 3 (OVERLAPS) 146/198 variables, 52/54 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/198 variables, 23/77 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/198 variables, 12/89 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/198 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 7 (OVERLAPS) 1/199 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/199 variables, 180/270 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/199 variables, 0/270 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 10 (OVERLAPS) 0/199 variables, 0/270 constraints. Problems are: Problem set: 0 solved, 192 unsolved
No progress, stopping.
After SMT solving in domain Int declared 199/199 variables, and 270 constraints, problems are : Problem set: 0 solved, 192 unsolved in 4656 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 53/53 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 192/192 constraints, Known Traps: 0/0 constraints]
After SMT, in 8391ms problems are : Problem set: 0 solved, 192 unsolved
Search for dead transitions found 0 dead transitions in 8393ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8533 ms. Remains : 53/53 places, 194/194 transitions.
[2024-06-01 00:15:48] [INFO ] Flow matrix only has 146 transitions (discarded 48 similar events)
Found an invariant !
This invariant on transitions {12=1, 25=1, 89=1, 90=1, 142=2}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {12=1, 25=1, 92=1, 93=1, 143=2}
Produces a positive solution
Incomplete random walk after 10000 steps, including 53 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 2) seen :[4, 13]
Current structural bounds on expressions (after cover walk) : Max Seen:[26, 6174] Max Struct:[+inf, +inf]
RANDOM walk for 40000 steps (167 resets) in 767 ms. (52 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 162 ms. (245 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (26 resets) in 150 ms. (264 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 559495 steps, run timeout after 3001 ms. (steps per millisecond=186 ) properties seen :0 out of 2
Probabilistic random walk after 559495 steps, saw 439927 distinct states, run finished after 3004 ms. (steps per millisecond=186 ) properties seen :0
[2024-06-01 00:15:51] [INFO ] Flow matrix only has 146 transitions (discarded 48 similar events)
[2024-06-01 00:15:51] [INFO ] Invariant cache hit.
[2024-06-01 00:15:51] [INFO ] State equation strengthened by 23 read => feed constraints.
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) 11/13 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 128/141 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/141 variables, 7/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/141 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 14/155 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/155 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/155 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 44/199 variables, 38/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/199 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/199 variables, 16/78 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/199 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/199 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 199/199 variables, and 78 constraints, problems are : Problem set: 0 solved, 2 unsolved in 89 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 53/53 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
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) 11/13 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 128/141 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/141 variables, 7/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/141 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/141 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 14/155 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/155 variables, 2/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/155 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 44/199 variables, 38/63 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/199 variables, 1/64 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/199 variables, 16/80 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/199 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/199 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 199/199 variables, and 80 constraints, problems are : Problem set: 0 solved, 2 unsolved in 101 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 53/53 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 193ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 30000 ms.
Support contains 2 out of 53 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53/53 places, 194/194 transitions.
Applied a total of 0 rules in 5 ms. Remains 53 /53 variables (removed 0) and now considering 194/194 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 53/53 places, 194/194 transitions.
RANDOM walk for 40002 steps (179 resets) in 348 ms. (114 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 88 ms. (449 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (30 resets) in 88 ms. (449 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 548874 steps, run timeout after 3001 ms. (steps per millisecond=182 ) properties seen :0 out of 2
Probabilistic random walk after 548874 steps, saw 431619 distinct states, run finished after 3001 ms. (steps per millisecond=182 ) properties seen :0
[2024-06-01 00:16:25] [INFO ] Flow matrix only has 146 transitions (discarded 48 similar events)
[2024-06-01 00:16:25] [INFO ] Invariant cache hit.
[2024-06-01 00:16:25] [INFO ] State equation strengthened by 23 read => feed constraints.
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) 11/13 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 128/141 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/141 variables, 7/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/141 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 14/155 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/155 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/155 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 44/199 variables, 38/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/199 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/199 variables, 16/78 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/199 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/199 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 199/199 variables, and 78 constraints, problems are : Problem set: 0 solved, 2 unsolved in 86 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 53/53 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
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) 11/13 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 128/141 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/141 variables, 7/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/141 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/141 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 14/155 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/155 variables, 2/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/155 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 44/199 variables, 38/63 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/199 variables, 1/64 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/199 variables, 16/80 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/199 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/199 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 199/199 variables, and 80 constraints, problems are : Problem set: 0 solved, 2 unsolved in 95 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 53/53 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 186ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 30000 ms.
Support contains 2 out of 53 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53/53 places, 194/194 transitions.
Applied a total of 0 rules in 4 ms. Remains 53 /53 variables (removed 0) and now considering 194/194 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 53/53 places, 194/194 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53/53 places, 194/194 transitions.
Applied a total of 0 rules in 3 ms. Remains 53 /53 variables (removed 0) and now considering 194/194 (removed 0) transitions.
[2024-06-01 00:16:55] [INFO ] Flow matrix only has 146 transitions (discarded 48 similar events)
[2024-06-01 00:16:55] [INFO ] Invariant cache hit.
[2024-06-01 00:16:55] [INFO ] Implicit Places using invariants in 47 ms returned []
[2024-06-01 00:16:55] [INFO ] Flow matrix only has 146 transitions (discarded 48 similar events)
[2024-06-01 00:16:55] [INFO ] Invariant cache hit.
[2024-06-01 00:16:55] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-06-01 00:16:55] [INFO ] Implicit Places using invariants and state equation in 77 ms returned []
Implicit Place search using SMT with State Equation took 125 ms to find 0 implicit places.
[2024-06-01 00:16:55] [INFO ] Redundant transitions in 1 ms returned []
Running 192 sub problems to find dead transitions.
[2024-06-01 00:16:55] [INFO ] Flow matrix only has 146 transitions (discarded 48 similar events)
[2024-06-01 00:16:55] [INFO ] Invariant cache hit.
[2024-06-01 00:16:55] [INFO ] State equation strengthened by 23 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 3 (OVERLAPS) 146/198 variables, 52/54 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/198 variables, 23/77 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/198 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 6 (OVERLAPS) 1/199 variables, 1/78 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/199 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 8 (OVERLAPS) 0/199 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 192 unsolved
No progress, stopping.
After SMT solving in domain Real declared 199/199 variables, and 78 constraints, problems are : Problem set: 0 solved, 192 unsolved in 3545 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 53/53 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 192/192 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 192 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 3 (OVERLAPS) 146/198 variables, 52/54 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/198 variables, 23/77 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/198 variables, 12/89 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/198 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 7 (OVERLAPS) 1/199 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/199 variables, 180/270 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/199 variables, 0/270 constraints. Problems are: Problem set: 0 solved, 192 unsolved
At refinement iteration 10 (OVERLAPS) 0/199 variables, 0/270 constraints. Problems are: Problem set: 0 solved, 192 unsolved
No progress, stopping.
After SMT solving in domain Int declared 199/199 variables, and 270 constraints, problems are : Problem set: 0 solved, 192 unsolved in 4412 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 53/53 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 192/192 constraints, Known Traps: 0/0 constraints]
After SMT, in 8068ms problems are : Problem set: 0 solved, 192 unsolved
Search for dead transitions found 0 dead transitions in 8070ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8206 ms. Remains : 53/53 places, 194/194 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 48 transitions.
Iterating post reduction 0 with 48 rules applied. Total rules applied 48 place count 53 transition count 146
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 11 Pre rules applied. Total rules applied 48 place count 53 transition count 135
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 1 with 22 rules applied. Total rules applied 70 place count 42 transition count 135
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 74 place count 40 transition count 133
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 75 place count 39 transition count 129
Iterating global reduction 1 with 1 rules applied. Total rules applied 76 place count 39 transition count 129
Applied a total of 76 rules in 17 ms. Remains 39 /53 variables (removed 14) and now considering 129/194 (removed 65) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 129 rows 39 cols
[2024-06-01 00:17:03] [INFO ] Computed 2 invariants in 4 ms
[2024-06-01 00:17:03] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:17:03] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:17:03] [INFO ] After 53ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2024-06-01 00:17:03] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 00:17:03] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:17:03] [INFO ] After 27ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2024-06-01 00:17:03] [INFO ] After 38ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2024-06-01 00:17:03] [INFO ] After 70ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Over-approximation ignoring read arcs solved 0 properties in 154 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[26, 6174] Max Struct:[+inf, +inf]
Starting property specific reduction for DoubleLock-PT-p1s1-UpperBounds-02
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:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-06-01 00:17:03] [INFO ] Flow matrix only has 146 transitions (discarded 48 similar events)
// Phase 1: matrix 146 rows 53 cols
[2024-06-01 00:17:03] [INFO ] Computed 2 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (49 resets) in 15 ms. (625 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[11] Max Struct:[+inf]
[2024-06-01 00:17:03] [INFO ] Flow matrix only has 146 transitions (discarded 48 similar events)
[2024-06-01 00:17:03] [INFO ] Invariant cache hit.
[2024-06-01 00:17:03] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:17:03] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:17:03] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2024-06-01 00:17:03] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:17:03] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 00:17:03] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:17:03] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-06-01 00:17:03] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-06-01 00:17:03] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:17:03] [INFO ] Computed and/alt/rep : 62/434/62 causal constraints (skipped 82 transitions) in 10 ms.
[2024-06-01 00:17:03] [INFO ] Added : 20 causal constraints over 5 iterations in 65 ms. Result :sat
Minimization took 33 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[11] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[11] Max Struct:[+inf]
Support contains 1 out of 53 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53/53 places, 194/194 transitions.
Graph (complete) has 342 edges and 53 vertex of which 52 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 51 transition count 190
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 51 transition count 190
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 4 place count 50 transition count 186
Iterating global reduction 0 with 1 rules applied. Total rules applied 5 place count 50 transition count 186
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 6 place count 49 transition count 182
Iterating global reduction 0 with 1 rules applied. Total rules applied 7 place count 49 transition count 182
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 8 place count 48 transition count 174
Iterating global reduction 0 with 1 rules applied. Total rules applied 9 place count 48 transition count 174
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 10 place count 47 transition count 166
Iterating global reduction 0 with 1 rules applied. Total rules applied 11 place count 47 transition count 166
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 12 place count 46 transition count 162
Iterating global reduction 0 with 1 rules applied. Total rules applied 13 place count 46 transition count 162
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 14 place count 45 transition count 158
Iterating global reduction 0 with 1 rules applied. Total rules applied 15 place count 45 transition count 158
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 16 place count 44 transition count 154
Iterating global reduction 0 with 1 rules applied. Total rules applied 17 place count 44 transition count 154
Applied a total of 17 rules in 17 ms. Remains 44 /53 variables (removed 9) and now considering 154/194 (removed 40) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 44/53 places, 154/194 transitions.
[2024-06-01 00:17:03] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
Found an invariant !
This invariant on transitions {5=2, 12=1, 19=1, 64=1, 65=1, 104=2}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {12=1, 19=1, 67=1, 68=1, 107=2}
Produces a positive solution
Incomplete random walk after 10000 steps, including 55 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :[6]
Current structural bounds on expressions (after cover walk) : Max Seen:[11] Max Struct:[+inf]
[2024-06-01 00:17:04] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
// Phase 1: matrix 110 rows 44 cols
[2024-06-01 00:17:04] [INFO ] Computed 2 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[11] Max Struct:[+inf]
RANDOM walk for 1000000 steps (5130 resets) in 990 ms. (1009 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 363 ms. (2747 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[12] Max Struct:[+inf]
[2024-06-01 00:17:05] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
[2024-06-01 00:17:05] [INFO ] Invariant cache hit.
[2024-06-01 00:17:05] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:17:05] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:17:05] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2024-06-01 00:17:05] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-06-01 00:17:05] [INFO ] [Real]Added 17 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:17:05] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:17:05] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:17:05] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:17:05] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2024-06-01 00:17:05] [INFO ] [Nat]Added 17 Read/Feed constraints in 10 ms returned sat
[2024-06-01 00:17:05] [INFO ] Computed and/alt/rep : 50/280/49 causal constraints (skipped 59 transitions) in 6 ms.
[2024-06-01 00:17:05] [INFO ] Added : 18 causal constraints over 5 iterations in 43 ms. Result :sat
Minimization took 25 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[12] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[12] Max Struct:[+inf]
Support contains 1 out of 44 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 44/44 places, 154/154 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 154/154 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 44/44 places, 154/154 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 44/44 places, 154/154 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 154/154 (removed 0) transitions.
[2024-06-01 00:17:05] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
[2024-06-01 00:17:05] [INFO ] Invariant cache hit.
[2024-06-01 00:17:05] [INFO ] Implicit Places using invariants in 44 ms returned []
[2024-06-01 00:17:05] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
[2024-06-01 00:17:05] [INFO ] Invariant cache hit.
[2024-06-01 00:17:05] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-06-01 00:17:05] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 115 ms to find 0 implicit places.
[2024-06-01 00:17:05] [INFO ] Redundant transitions in 0 ms returned []
Running 152 sub problems to find dead transitions.
[2024-06-01 00:17:05] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
[2024-06-01 00:17:05] [INFO ] Invariant cache hit.
[2024-06-01 00:17:05] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 3 (OVERLAPS) 110/154 variables, 44/46 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/154 variables, 17/63 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/154 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 6 (OVERLAPS) 0/154 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 152 unsolved
No progress, stopping.
After SMT solving in domain Real declared 154/154 variables, and 63 constraints, problems are : Problem set: 0 solved, 152 unsolved in 1832 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 152/152 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 152 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 3 (OVERLAPS) 110/154 variables, 44/46 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/154 variables, 17/63 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/154 variables, 152/215 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 7 (OVERLAPS) 0/154 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 152 unsolved
No progress, stopping.
After SMT solving in domain Int declared 154/154 variables, and 215 constraints, problems are : Problem set: 0 solved, 152 unsolved in 2296 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 152/152 constraints, Known Traps: 0/0 constraints]
After SMT, in 4190ms problems are : Problem set: 0 solved, 152 unsolved
Search for dead transitions found 0 dead transitions in 4193ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4317 ms. Remains : 44/44 places, 154/154 transitions.
[2024-06-01 00:17:09] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
Found an invariant !
This invariant on transitions {5=2, 12=1, 19=1, 64=1, 65=1, 104=2}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {12=1, 19=1, 67=1, 68=1, 107=2}
Produces a positive solution
Incomplete random walk after 10000 steps, including 59 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :[5]
Current structural bounds on expressions (after cover walk) : Max Seen:[12] Max Struct:[+inf]
[2024-06-01 00:17:10] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
[2024-06-01 00:17:10] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[12] Max Struct:[+inf]
RANDOM walk for 1000000 steps (5158 resets) in 944 ms. (1058 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 351 ms. (2840 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[13] Max Struct:[+inf]
[2024-06-01 00:17:11] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
[2024-06-01 00:17:11] [INFO ] Invariant cache hit.
[2024-06-01 00:17:11] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:17:11] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:17:11] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2024-06-01 00:17:11] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-06-01 00:17:11] [INFO ] [Real]Added 17 Read/Feed constraints in 6 ms returned sat
[2024-06-01 00:17:11] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:17:11] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 00:17:11] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:17:11] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2024-06-01 00:17:11] [INFO ] [Nat]Added 17 Read/Feed constraints in 5 ms returned sat
[2024-06-01 00:17:11] [INFO ] Computed and/alt/rep : 50/280/49 causal constraints (skipped 59 transitions) in 7 ms.
[2024-06-01 00:17:11] [INFO ] Added : 26 causal constraints over 6 iterations in 60 ms. Result :sat
Minimization took 26 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[13] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[13] Max Struct:[+inf]
Support contains 1 out of 44 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 44/44 places, 154/154 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 154/154 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 44/44 places, 154/154 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 44/44 places, 154/154 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 154/154 (removed 0) transitions.
[2024-06-01 00:17:11] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
[2024-06-01 00:17:11] [INFO ] Invariant cache hit.
[2024-06-01 00:17:11] [INFO ] Implicit Places using invariants in 44 ms returned []
[2024-06-01 00:17:11] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
[2024-06-01 00:17:11] [INFO ] Invariant cache hit.
[2024-06-01 00:17:11] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-06-01 00:17:11] [INFO ] Implicit Places using invariants and state equation in 71 ms returned []
Implicit Place search using SMT with State Equation took 115 ms to find 0 implicit places.
[2024-06-01 00:17:11] [INFO ] Redundant transitions in 0 ms returned []
Running 152 sub problems to find dead transitions.
[2024-06-01 00:17:11] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
[2024-06-01 00:17:11] [INFO ] Invariant cache hit.
[2024-06-01 00:17:11] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 3 (OVERLAPS) 110/154 variables, 44/46 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/154 variables, 17/63 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/154 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 6 (OVERLAPS) 0/154 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 152 unsolved
No progress, stopping.
After SMT solving in domain Real declared 154/154 variables, and 63 constraints, problems are : Problem set: 0 solved, 152 unsolved in 1918 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 152/152 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 152 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 3 (OVERLAPS) 110/154 variables, 44/46 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/154 variables, 17/63 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/154 variables, 152/215 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 7 (OVERLAPS) 0/154 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 152 unsolved
No progress, stopping.
After SMT solving in domain Int declared 154/154 variables, and 215 constraints, problems are : Problem set: 0 solved, 152 unsolved in 2264 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 152/152 constraints, Known Traps: 0/0 constraints]
After SMT, in 4244ms problems are : Problem set: 0 solved, 152 unsolved
Search for dead transitions found 0 dead transitions in 4246ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4367 ms. Remains : 44/44 places, 154/154 transitions.
[2024-06-01 00:17:15] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
Found an invariant !
This invariant on transitions {5=2, 12=1, 19=1, 64=1, 65=1, 104=2}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {12=1, 19=1, 67=1, 68=1, 107=2}
Produces a positive solution
Incomplete random walk after 10000 steps, including 58 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 1) seen :[6]
Current structural bounds on expressions (after cover walk) : Max Seen:[13] Max Struct:[+inf]
[2024-06-01 00:17:16] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
[2024-06-01 00:17:16] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[13] Max Struct:[+inf]
RANDOM walk for 1000000 steps (5110 resets) in 981 ms. (1018 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 360 ms. (2770 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[20] Max Struct:[+inf]
[2024-06-01 00:17:17] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
[2024-06-01 00:17:17] [INFO ] Invariant cache hit.
[2024-06-01 00:17:17] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:17:17] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:17:17] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2024-06-01 00:17:17] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-06-01 00:17:17] [INFO ] [Real]Added 17 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:17:17] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:17:17] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 00:17:17] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:17:17] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2024-06-01 00:17:17] [INFO ] [Nat]Added 17 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:17:17] [INFO ] Computed and/alt/rep : 50/280/49 causal constraints (skipped 59 transitions) in 6 ms.
[2024-06-01 00:17:17] [INFO ] Added : 23 causal constraints over 5 iterations in 44 ms. Result :sat
Minimization took 23 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[20] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[20] Max Struct:[+inf]
Support contains 1 out of 44 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 44/44 places, 154/154 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 154/154 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 44/44 places, 154/154 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 44/44 places, 154/154 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 154/154 (removed 0) transitions.
[2024-06-01 00:17:17] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
[2024-06-01 00:17:17] [INFO ] Invariant cache hit.
[2024-06-01 00:17:17] [INFO ] Implicit Places using invariants in 45 ms returned []
[2024-06-01 00:17:17] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
[2024-06-01 00:17:17] [INFO ] Invariant cache hit.
[2024-06-01 00:17:17] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-06-01 00:17:17] [INFO ] Implicit Places using invariants and state equation in 64 ms returned []
Implicit Place search using SMT with State Equation took 111 ms to find 0 implicit places.
[2024-06-01 00:17:17] [INFO ] Redundant transitions in 0 ms returned []
Running 152 sub problems to find dead transitions.
[2024-06-01 00:17:17] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
[2024-06-01 00:17:17] [INFO ] Invariant cache hit.
[2024-06-01 00:17:17] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 3 (OVERLAPS) 110/154 variables, 44/46 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/154 variables, 17/63 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/154 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 6 (OVERLAPS) 0/154 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 152 unsolved
No progress, stopping.
After SMT solving in domain Real declared 154/154 variables, and 63 constraints, problems are : Problem set: 0 solved, 152 unsolved in 1832 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 152/152 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 152 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 3 (OVERLAPS) 110/154 variables, 44/46 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/154 variables, 17/63 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/154 variables, 152/215 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 7 (OVERLAPS) 0/154 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 152 unsolved
No progress, stopping.
After SMT solving in domain Int declared 154/154 variables, and 215 constraints, problems are : Problem set: 0 solved, 152 unsolved in 2263 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 152/152 constraints, Known Traps: 0/0 constraints]
After SMT, in 4152ms problems are : Problem set: 0 solved, 152 unsolved
Search for dead transitions found 0 dead transitions in 4154ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4275 ms. Remains : 44/44 places, 154/154 transitions.
[2024-06-01 00:17:21] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
Found an invariant !
This invariant on transitions {5=2, 12=1, 19=1, 64=1, 65=1, 104=2}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {12=1, 19=1, 67=1, 68=1, 107=2}
Produces a positive solution
Incomplete random walk after 10000 steps, including 60 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 1) seen :[4]
Current structural bounds on expressions (after cover walk) : Max Seen:[20] Max Struct:[+inf]
[2024-06-01 00:17:21] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
[2024-06-01 00:17:21] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[20] Max Struct:[+inf]
RANDOM walk for 1000000 steps (5155 resets) in 940 ms. (1062 steps per ms)
BEST_FIRST walk for 1000000 steps (2 resets) in 352 ms. (2832 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[20] Max Struct:[+inf]
[2024-06-01 00:17:23] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
[2024-06-01 00:17:23] [INFO ] Invariant cache hit.
[2024-06-01 00:17:23] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:17:23] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:17:23] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2024-06-01 00:17:23] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-06-01 00:17:23] [INFO ] [Real]Added 17 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:17:23] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:17:23] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:17:23] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:17:23] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2024-06-01 00:17:23] [INFO ] [Nat]Added 17 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:17:23] [INFO ] Computed and/alt/rep : 50/280/49 causal constraints (skipped 59 transitions) in 6 ms.
[2024-06-01 00:17:23] [INFO ] Added : 23 causal constraints over 5 iterations in 47 ms. Result :sat
Minimization took 24 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[20] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[20] Max Struct:[+inf]
Support contains 1 out of 44 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 44/44 places, 154/154 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 154/154 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 44/44 places, 154/154 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 44/44 places, 154/154 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 154/154 (removed 0) transitions.
[2024-06-01 00:17:23] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
[2024-06-01 00:17:23] [INFO ] Invariant cache hit.
[2024-06-01 00:17:23] [INFO ] Implicit Places using invariants in 45 ms returned []
[2024-06-01 00:17:23] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
[2024-06-01 00:17:23] [INFO ] Invariant cache hit.
[2024-06-01 00:17:23] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-06-01 00:17:23] [INFO ] Implicit Places using invariants and state equation in 73 ms returned []
Implicit Place search using SMT with State Equation took 119 ms to find 0 implicit places.
[2024-06-01 00:17:23] [INFO ] Redundant transitions in 1 ms returned []
Running 152 sub problems to find dead transitions.
[2024-06-01 00:17:23] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
[2024-06-01 00:17:23] [INFO ] Invariant cache hit.
[2024-06-01 00:17:23] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 3 (OVERLAPS) 110/154 variables, 44/46 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/154 variables, 17/63 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/154 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 6 (OVERLAPS) 0/154 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 152 unsolved
No progress, stopping.
After SMT solving in domain Real declared 154/154 variables, and 63 constraints, problems are : Problem set: 0 solved, 152 unsolved in 1908 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 152/152 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 152 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 3 (OVERLAPS) 110/154 variables, 44/46 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/154 variables, 17/63 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/154 variables, 152/215 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 7 (OVERLAPS) 0/154 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 152 unsolved
No progress, stopping.
After SMT solving in domain Int declared 154/154 variables, and 215 constraints, problems are : Problem set: 0 solved, 152 unsolved in 2223 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 152/152 constraints, Known Traps: 0/0 constraints]
After SMT, in 4190ms problems are : Problem set: 0 solved, 152 unsolved
Search for dead transitions found 0 dead transitions in 4192ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4319 ms. Remains : 44/44 places, 154/154 transitions.
[2024-06-01 00:17:27] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
Found an invariant !
This invariant on transitions {5=2, 12=1, 19=1, 64=1, 65=1, 104=2}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 3 ms.
This minimized invariant on transitions {12=1, 19=1, 67=1, 68=1, 107=2}
Produces a positive solution
Incomplete random walk after 10000 steps, including 55 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :[5]
Current structural bounds on expressions (after cover walk) : Max Seen:[20] Max Struct:[+inf]
RANDOM walk for 40002 steps (202 resets) in 72 ms. (547 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 21 ms. (1818 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 2226862 steps, run timeout after 3040 ms. (steps per millisecond=732 ) properties seen :0 out of 1
Probabilistic random walk after 2226862 steps, saw 1563120 distinct states, run finished after 3040 ms. (steps per millisecond=732 ) properties seen :0
[2024-06-01 00:17:30] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
[2024-06-01 00:17:30] [INFO ] Invariant cache hit.
[2024-06-01 00:17:30] [INFO ] State equation strengthened by 17 read => feed constraints.
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) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 98/106 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/106 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/106 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 11/117 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/117 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/117 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 37/154 variables, 32/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/154 variables, 1/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/154 variables, 15/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/154 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/154 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 154/154 variables, and 63 constraints, problems are : Problem set: 0 solved, 1 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
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) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 98/106 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/106 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/106 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/106 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 11/117 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/117 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/117 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 37/154 variables, 32/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/154 variables, 1/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/154 variables, 15/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/154 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/154 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 154/154 variables, and 64 constraints, problems are : Problem set: 0 solved, 1 unsolved in 64 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 126ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 27 ms.
Support contains 1 out of 44 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 44/44 places, 154/154 transitions.
Applied a total of 0 rules in 1 ms. Remains 44 /44 variables (removed 0) and now considering 154/154 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 44/44 places, 154/154 transitions.
RANDOM walk for 40005 steps (216 resets) in 64 ms. (615 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 21 ms. (1818 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 2269017 steps, run timeout after 3001 ms. (steps per millisecond=756 ) properties seen :0 out of 1
Probabilistic random walk after 2269017 steps, saw 1593381 distinct states, run finished after 3001 ms. (steps per millisecond=756 ) properties seen :0
[2024-06-01 00:17:34] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
[2024-06-01 00:17:34] [INFO ] Invariant cache hit.
[2024-06-01 00:17:34] [INFO ] State equation strengthened by 17 read => feed constraints.
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) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 98/106 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/106 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/106 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 11/117 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/117 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/117 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 37/154 variables, 32/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/154 variables, 1/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/154 variables, 15/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/154 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/154 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 154/154 variables, and 63 constraints, problems are : Problem set: 0 solved, 1 unsolved in 63 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
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) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 98/106 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/106 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/106 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/106 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 11/117 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/117 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/117 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 37/154 variables, 32/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/154 variables, 1/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/154 variables, 15/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/154 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/154 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 154/154 variables, and 64 constraints, problems are : Problem set: 0 solved, 1 unsolved in 63 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 130ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 34 ms.
Support contains 1 out of 44 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 44/44 places, 154/154 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 154/154 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 44/44 places, 154/154 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 44/44 places, 154/154 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 154/154 (removed 0) transitions.
[2024-06-01 00:17:34] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
[2024-06-01 00:17:34] [INFO ] Invariant cache hit.
[2024-06-01 00:17:34] [INFO ] Implicit Places using invariants in 46 ms returned []
[2024-06-01 00:17:34] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
[2024-06-01 00:17:34] [INFO ] Invariant cache hit.
[2024-06-01 00:17:34] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-06-01 00:17:34] [INFO ] Implicit Places using invariants and state equation in 74 ms returned []
Implicit Place search using SMT with State Equation took 121 ms to find 0 implicit places.
[2024-06-01 00:17:34] [INFO ] Redundant transitions in 1 ms returned []
Running 152 sub problems to find dead transitions.
[2024-06-01 00:17:34] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
[2024-06-01 00:17:34] [INFO ] Invariant cache hit.
[2024-06-01 00:17:34] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 3 (OVERLAPS) 110/154 variables, 44/46 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/154 variables, 17/63 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/154 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 6 (OVERLAPS) 0/154 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 152 unsolved
No progress, stopping.
After SMT solving in domain Real declared 154/154 variables, and 63 constraints, problems are : Problem set: 0 solved, 152 unsolved in 1856 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 152/152 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 152 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 3 (OVERLAPS) 110/154 variables, 44/46 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/154 variables, 17/63 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/154 variables, 152/215 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 7 (OVERLAPS) 0/154 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 152 unsolved
No progress, stopping.
After SMT solving in domain Int declared 154/154 variables, and 215 constraints, problems are : Problem set: 0 solved, 152 unsolved in 2227 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 152/152 constraints, Known Traps: 0/0 constraints]
After SMT, in 4156ms problems are : Problem set: 0 solved, 152 unsolved
Search for dead transitions found 0 dead transitions in 4158ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4287 ms. Remains : 44/44 places, 154/154 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 44 transitions
Reduce isomorphic transitions removed 44 transitions.
Iterating post reduction 0 with 44 rules applied. Total rules applied 44 place count 44 transition count 110
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 9 Pre rules applied. Total rules applied 44 place count 44 transition count 101
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 1 with 18 rules applied. Total rules applied 62 place count 35 transition count 101
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 66 place count 33 transition count 99
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 67 place count 32 transition count 95
Iterating global reduction 1 with 1 rules applied. Total rules applied 68 place count 32 transition count 95
Applied a total of 68 rules in 4 ms. Remains 32 /44 variables (removed 12) and now considering 95/154 (removed 59) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 95 rows 32 cols
[2024-06-01 00:17:38] [INFO ] Computed 2 invariants in 3 ms
[2024-06-01 00:17:38] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 00:17:38] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:17:38] [INFO ] After 43ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-06-01 00:17:38] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 00:17:38] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:17:38] [INFO ] After 20ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-06-01 00:17:38] [INFO ] After 24ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-06-01 00:17:38] [INFO ] After 52ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 107 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[20] Max Struct:[+inf]
Ending property specific reduction for DoubleLock-PT-p1s1-UpperBounds-02 in 35004 ms.
Starting property specific reduction for DoubleLock-PT-p1s1-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:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-06-01 00:17:38] [INFO ] Flow matrix only has 146 transitions (discarded 48 similar events)
// Phase 1: matrix 146 rows 53 cols
[2024-06-01 00:17:38] [INFO ] Computed 2 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (42 resets) in 14 ms. (666 steps per ms)
BEST_FIRST walk for 10001 steps (6 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[18] Max Struct:[+inf]
[2024-06-01 00:17:38] [INFO ] Flow matrix only has 146 transitions (discarded 48 similar events)
[2024-06-01 00:17:38] [INFO ] Invariant cache hit.
[2024-06-01 00:17:38] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:17:38] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:17:38] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-06-01 00:17:38] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-06-01 00:17:38] [INFO ] [Real]Added 23 Read/Feed constraints in 5 ms returned sat
[2024-06-01 00:17:38] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:17:38] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:17:38] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:17:38] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2024-06-01 00:17:38] [INFO ] [Nat]Added 23 Read/Feed constraints in 3 ms returned sat
[2024-06-01 00:17:38] [INFO ] Computed and/alt/rep : 62/434/62 causal constraints (skipped 82 transitions) in 8 ms.
[2024-06-01 00:17:38] [INFO ] Added : 23 causal constraints over 5 iterations in 72 ms. Result :sat
Minimization took 32 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[18] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[18] Max Struct:[+inf]
Support contains 1 out of 53 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53/53 places, 194/194 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 53 transition count 192
Applied a total of 2 rules in 3 ms. Remains 53 /53 variables (removed 0) and now considering 192/194 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 53/53 places, 192/194 transitions.
[2024-06-01 00:17:38] [INFO ] Flow matrix only has 144 transitions (discarded 48 similar events)
Found an invariant !
This invariant on transitions {5=2, 11=1, 24=1, 28=2, 45=2, 46=2, 81=1, 82=1, 92=2, 94=2, 108=2, 117=2, 132=2}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {11=1, 24=1, 90=1, 91=1, 142=2}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :[111]
Current structural bounds on expressions (after cover walk) : Max Seen:[111] Max Struct:[+inf]
[2024-06-01 00:17:39] [INFO ] Flow matrix only has 144 transitions (discarded 48 similar events)
// Phase 1: matrix 144 rows 53 cols
[2024-06-01 00:17:39] [INFO ] Computed 3 invariants in 11 ms
Current structural bounds on expressions (after invariants) : Max Seen:[111] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 1504 ms. (664 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 451 ms. (2212 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[10230] Max Struct:[+inf]
[2024-06-01 00:17:41] [INFO ] Flow matrix only has 144 transitions (discarded 48 similar events)
[2024-06-01 00:17:41] [INFO ] Invariant cache hit.
[2024-06-01 00:17:41] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:17:41] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2024-06-01 00:17:41] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-06-01 00:17:41] [INFO ] [Real]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:17:41] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:17:41] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:17:41] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-06-01 00:17:41] [INFO ] [Nat]Added 23 Read/Feed constraints in 5 ms returned sat
[2024-06-01 00:17:41] [INFO ] Computed and/alt/rep : 61/430/61 causal constraints (skipped 81 transitions) in 8 ms.
[2024-06-01 00:17:41] [INFO ] Added : 10 causal constraints over 3 iterations in 38 ms. Result :sat
Minimization took 26 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[10230] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[539804] Max Struct:[+inf]
Support contains 1 out of 53 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53/53 places, 192/192 transitions.
Applied a total of 0 rules in 2 ms. Remains 53 /53 variables (removed 0) and now considering 192/192 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 53/53 places, 192/192 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53/53 places, 192/192 transitions.
Applied a total of 0 rules in 1 ms. Remains 53 /53 variables (removed 0) and now considering 192/192 (removed 0) transitions.
[2024-06-01 00:18:03] [INFO ] Flow matrix only has 144 transitions (discarded 48 similar events)
[2024-06-01 00:18:03] [INFO ] Invariant cache hit.
[2024-06-01 00:18:03] [INFO ] Implicit Places using invariants in 58 ms returned []
[2024-06-01 00:18:03] [INFO ] Flow matrix only has 144 transitions (discarded 48 similar events)
[2024-06-01 00:18:03] [INFO ] Invariant cache hit.
[2024-06-01 00:18:03] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-06-01 00:18:03] [INFO ] Implicit Places using invariants and state equation in 95 ms returned []
Implicit Place search using SMT with State Equation took 155 ms to find 0 implicit places.
[2024-06-01 00:18:03] [INFO ] Redundant transitions in 0 ms returned []
Running 190 sub problems to find dead transitions.
[2024-06-01 00:18:03] [INFO ] Flow matrix only has 144 transitions (discarded 48 similar events)
[2024-06-01 00:18:03] [INFO ] Invariant cache hit.
[2024-06-01 00:18:03] [INFO ] State equation strengthened by 23 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (OVERLAPS) 144/196 variables, 52/55 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/196 variables, 23/78 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/196 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (OVERLAPS) 1/197 variables, 1/79 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/197 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (OVERLAPS) 0/197 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 197/197 variables, and 79 constraints, problems are : Problem set: 0 solved, 190 unsolved in 3025 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 53/53 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 190 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (OVERLAPS) 144/196 variables, 52/55 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/196 variables, 23/78 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/196 variables, 12/90 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/196 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (OVERLAPS) 1/197 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/197 variables, 178/269 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/197 variables, 0/269 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 9 (OVERLAPS) 0/197 variables, 0/269 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Int declared 197/197 variables, and 269 constraints, problems are : Problem set: 0 solved, 190 unsolved in 5890 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 53/53 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints]
After SMT, in 9034ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 9037ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9205 ms. Remains : 53/53 places, 192/192 transitions.
[2024-06-01 00:18:12] [INFO ] Flow matrix only has 144 transitions (discarded 48 similar events)
Found an invariant !
This invariant on transitions {5=2, 11=1, 24=1, 28=2, 45=2, 46=2, 81=1, 82=1, 92=2, 94=2, 108=2, 117=2, 132=2}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {11=1, 24=1, 90=1, 91=1, 142=2}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 1) seen :[118]
Current structural bounds on expressions (after cover walk) : Max Seen:[539804] Max Struct:[+inf]
[2024-06-01 00:18:12] [INFO ] Flow matrix only has 144 transitions (discarded 48 similar events)
[2024-06-01 00:18:12] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[539804] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 1526 ms. (654 steps per ms)
BEST_FIRST walk for 1000000 steps (2 resets) in 490 ms. (2036 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[539804] Max Struct:[+inf]
[2024-06-01 00:18:14] [INFO ] Flow matrix only has 144 transitions (discarded 48 similar events)
[2024-06-01 00:18:14] [INFO ] Invariant cache hit.
[2024-06-01 00:18:14] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:18:14] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2024-06-01 00:18:14] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-06-01 00:18:14] [INFO ] [Real]Added 23 Read/Feed constraints in 5 ms returned sat
[2024-06-01 00:18:14] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:18:14] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:18:14] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-06-01 00:18:14] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:18:14] [INFO ] Computed and/alt/rep : 61/430/61 causal constraints (skipped 81 transitions) in 10 ms.
[2024-06-01 00:18:14] [INFO ] Added : 10 causal constraints over 3 iterations in 41 ms. Result :sat
Minimization took 25 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[539804] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[726402] Max Struct:[+inf]
Support contains 1 out of 53 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53/53 places, 192/192 transitions.
Applied a total of 0 rules in 10 ms. Remains 53 /53 variables (removed 0) and now considering 192/192 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 53/53 places, 192/192 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53/53 places, 192/192 transitions.
Applied a total of 0 rules in 4 ms. Remains 53 /53 variables (removed 0) and now considering 192/192 (removed 0) transitions.
[2024-06-01 00:18:44] [INFO ] Flow matrix only has 144 transitions (discarded 48 similar events)
[2024-06-01 00:18:44] [INFO ] Invariant cache hit.
[2024-06-01 00:18:44] [INFO ] Implicit Places using invariants in 52 ms returned []
[2024-06-01 00:18:44] [INFO ] Flow matrix only has 144 transitions (discarded 48 similar events)
[2024-06-01 00:18:44] [INFO ] Invariant cache hit.
[2024-06-01 00:18:44] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-06-01 00:18:44] [INFO ] Implicit Places using invariants and state equation in 87 ms returned []
Implicit Place search using SMT with State Equation took 154 ms to find 0 implicit places.
[2024-06-01 00:18:44] [INFO ] Redundant transitions in 1 ms returned []
Running 190 sub problems to find dead transitions.
[2024-06-01 00:18:44] [INFO ] Flow matrix only has 144 transitions (discarded 48 similar events)
[2024-06-01 00:18:44] [INFO ] Invariant cache hit.
[2024-06-01 00:18:44] [INFO ] State equation strengthened by 23 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (OVERLAPS) 144/196 variables, 52/55 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/196 variables, 23/78 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/196 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (OVERLAPS) 1/197 variables, 1/79 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/197 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (OVERLAPS) 0/197 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 197/197 variables, and 79 constraints, problems are : Problem set: 0 solved, 190 unsolved in 3071 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 53/53 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 190 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (OVERLAPS) 144/196 variables, 52/55 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/196 variables, 23/78 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/196 variables, 12/90 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/196 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (OVERLAPS) 1/197 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/197 variables, 178/269 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/197 variables, 0/269 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 9 (OVERLAPS) 0/197 variables, 0/269 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Int declared 197/197 variables, and 269 constraints, problems are : Problem set: 0 solved, 190 unsolved in 5644 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 53/53 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints]
After SMT, in 8812ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 8814ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8976 ms. Remains : 53/53 places, 192/192 transitions.
[2024-06-01 00:18:53] [INFO ] Flow matrix only has 144 transitions (discarded 48 similar events)
Found an invariant !
This invariant on transitions {5=2, 11=1, 24=1, 28=2, 45=2, 46=2, 81=1, 82=1, 92=2, 94=2, 108=2, 117=2, 132=2}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {11=1, 24=1, 90=1, 91=1, 142=2}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :[2147483647]
Current structural bounds on expressions (after cover walk) : Max Seen:[+inf] Max Struct:[+inf]
[2024-06-01 00:18:53] [INFO ] Flow matrix only has 144 transitions (discarded 48 similar events)
[2024-06-01 00:18:53] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[+inf] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 1434 ms. (696 steps per ms)
FORMULA DoubleLock-PT-p1s1-UpperBounds-11 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 0 steps (0 resets) in 0 ms. (0 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
Ending property specific reduction for DoubleLock-PT-p1s1-UpperBounds-11 in 76552 ms.
[2024-06-01 00:18:55] [INFO ] Flatten gal took : 43 ms
[2024-06-01 00:18:55] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/UpperBounds.sr.xml took 2 ms.
[2024-06-01 00:18:55] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 53 places, 194 transitions and 780 arcs took 3 ms.
Total runtime 339123 ms.
There are residual formulas that ITS could not solve within timeout
Usage: pnml2lts-sym [-gvqh] [--order=]
[--mu-opt] [--saturation=]
[--sat-granularity=] [--save-sat-levels]
[--guidance=] [-d|--deadlock]
[--action=] [-i|--invariant=STRING] [-n|--no-exit]
[--trace=] [--type=]
[--mu=.mu] [--ctl-star=.ctl]
[--ctl=.ctl] [--ltl=.ltl] [--dot=STRING]
[--save-levels=STRING] [--pg-solve] [--attr=]
[--saturating-attractor] [--write-strategy=.spg]
[--check-strategy] [--interactive-play] [--player]
[--pg-write=.spg] [--no-matrix] [--noack=<1|2>]
[--edge-label=] [--labels] [-m|--matrix]
[--mucalc=.mcf|] [-c|--cache]
[--allow-undefined-edges] [--allow-undefined-values]
[-p|--por= (default: heur)]
[--weak=[valmari] (default: uses stronger left-commutativity)]
[--leap] [-r|--regroup=<(T,)+>] [--sloan-w1=] [--sloan-w2=]
[--cw-max-cols=] [--cw-max-rows=] [--col-ins=<(C.C',)+>]
[--mh-timeout=] [--row-perm=<(R,)+>] [--col-perm=<(C,)+>]
[--graph-metrics] [--regroup-exit] [--regroup-time]
[-g|--pins-guards] [--vset=] [--ldd32-step=]
[--ldd32-cache=] [--ldd-step=] [--ldd-cache=]
[--cache-ratio=] [--max-increase=]
[--min-free-nodes=] [--fdd-bits=]
[--fdd-reorder=]
[--vset-cache-diff=] [--no-soundness-check] [--precise]
[--next-union] [--peak-nodes] [--maxsum=]
[--block-size=] [--cluster-size=] [-v] [-q]
[--debug=] [--stats] [--where] [--when]
[--timeout=INT] [--version] [-h|--help] [--usage]
[OPTIONS] []
Could not compute solution for formula : DoubleLock-PT-p1s1-UpperBounds-02

BK_STOP 1717201135642

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -rebuildPNML
mcc2024
ub formula name DoubleLock-PT-p1s1-UpperBounds-02
ub formula formula --maxsum=/tmp/1201/ub_0_
pnml2lts-sym, ** error **: unknown vector set implementation lddmc

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="DoubleLock-PT-p1s1"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool ltsminxred"
echo " Input is DoubleLock-PT-p1s1, 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 r488-tall-171631133000589"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DoubleLock-PT-p1s1.tgz
mv DoubleLock-PT-p1s1 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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