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-171631133100629.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)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is DoubleLock-PT-p3s1, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r488-tall-171631133100629
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 568K
-rw-r--r-- 1 mcc users 7.3K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 85K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.3K Apr 22 14:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Apr 22 14:42 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K May 19 07:17 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 19 18:16 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Apr 12 13:18 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 172K Apr 12 13:18 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 12 13:17 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 105K Apr 12 13:17 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 39K 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-p3s1-UpperBounds-00
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-01
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-02
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-03
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-04
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-05
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-06
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-07
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-08
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-09
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-10
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-11
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-12
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-13
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-14
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1717202552178

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-p3s1
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 00:42:33] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-06-01 00:42:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 00:42:33] [INFO ] Load time of PNML (sax parser for PT used): 55 ms
[2024-06-01 00:42:33] [INFO ] Transformed 46 places.
[2024-06-01 00:42:33] [INFO ] Transformed 80 transitions.
[2024-06-01 00:42:33] [INFO ] Parsed PT model containing 46 places and 80 transitions and 324 arcs in 148 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
Reduction of identical properties reduced properties to check from 16 to 13
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 4 transitions.
FORMULA DoubleLock-PT-p3s1-UpperBounds-01 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DoubleLock-PT-p3s1-UpperBounds-03 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+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] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-06-01 00:42:33] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
// Phase 1: matrix 61 rows 40 cols
[2024-06-01 00:42:33] [INFO ] Computed 4 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, 1, 1, +inf, +inf, 1, +inf, +inf, 1, 10, 1]
RANDOM walk for 10000 steps (70 resets) in 34 ms. (285 steps per ms)
FORMULA DoubleLock-PT-p3s1-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DoubleLock-PT-p3s1-UpperBounds-14 10 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DoubleLock-PT-p3s1-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DoubleLock-PT-p3s1-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DoubleLock-PT-p3s1-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DoubleLock-PT-p3s1-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 50003 steps (61 resets) in 56 ms. (877 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[10, 5, 5, 7, 10] Max Struct:[+inf, +inf, +inf, +inf, +inf]
[2024-06-01 00:42:33] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
[2024-06-01 00:42:33] [INFO ] Invariant cache hit.
[2024-06-01 00:42:33] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-06-01 00:42:33] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 15 ms returned sat
[2024-06-01 00:42:33] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2024-06-01 00:42:33] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-06-01 00:42:33] [INFO ] [Real]Added 12 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:42:33] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:42:33] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-06-01 00:42:33] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:42:33] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2024-06-01 00:42:33] [INFO ] [Nat]Added 12 Read/Feed constraints in 3 ms returned sat
[2024-06-01 00:42:33] [INFO ] Deduced a trap composed of 18 places in 48 ms of which 6 ms to minimize.
[2024-06-01 00:42:33] [INFO ] Deduced a trap composed of 7 places in 34 ms of which 2 ms to minimize.
[2024-06-01 00:42:34] [INFO ] Deduced a trap composed of 7 places in 40 ms of which 1 ms to minimize.
[2024-06-01 00:42:34] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 145 ms
[2024-06-01 00:42:34] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 7 ms.
[2024-06-01 00:42:34] [INFO ] Added : 8 causal constraints over 2 iterations in 31 ms. Result :sat
Minimization took 14 ms.
[2024-06-01 00:42:34] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:42:34] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:42:34] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2024-06-01 00:42:34] [INFO ] [Real]Added 12 Read/Feed constraints in 2 ms returned sat
[2024-06-01 00:42:34] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:42:34] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:42:34] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:42:34] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2024-06-01 00:42:34] [INFO ] [Nat]Added 12 Read/Feed constraints in 2 ms returned sat
[2024-06-01 00:42:34] [INFO ] Deduced a trap composed of 7 places in 35 ms of which 1 ms to minimize.
[2024-06-01 00:42:34] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 40 ms
[2024-06-01 00:42:34] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 5 ms.
[2024-06-01 00:42:34] [INFO ] Added : 17 causal constraints over 4 iterations in 31 ms. Result :sat
Minimization took 13 ms.
[2024-06-01 00:42:34] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:42:34] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:42:34] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2024-06-01 00:42:34] [INFO ] [Real]Added 12 Read/Feed constraints in 1 ms returned sat
[2024-06-01 00:42:34] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:42:34] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:42:34] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:42:34] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2024-06-01 00:42:34] [INFO ] [Nat]Added 12 Read/Feed constraints in 2 ms returned sat
[2024-06-01 00:42:34] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 1 ms to minimize.
[2024-06-01 00:42:34] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 32 ms
[2024-06-01 00:42:34] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 4 ms.
[2024-06-01 00:42:34] [INFO ] Added : 16 causal constraints over 4 iterations in 29 ms. Result :sat
Minimization took 17 ms.
[2024-06-01 00:42:34] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:42:34] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:42:34] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2024-06-01 00:42:34] [INFO ] [Real]Added 12 Read/Feed constraints in 1 ms returned sat
[2024-06-01 00:42:34] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:42:34] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:42:34] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:42:34] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2024-06-01 00:42:34] [INFO ] [Nat]Added 12 Read/Feed constraints in 2 ms returned sat
[2024-06-01 00:42:34] [INFO ] Deduced a trap composed of 7 places in 28 ms of which 1 ms to minimize.
[2024-06-01 00:42:34] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 33 ms
[2024-06-01 00:42:34] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 10 ms.
[2024-06-01 00:42:34] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 1 ms to minimize.
[2024-06-01 00:42:34] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 35 ms
[2024-06-01 00:42:34] [INFO ] Added : 11 causal constraints over 4 iterations in 74 ms. Result :sat
Minimization took 21 ms.
[2024-06-01 00:42:34] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:42:34] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:42:34] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2024-06-01 00:42:34] [INFO ] [Real]Added 12 Read/Feed constraints in 3 ms returned sat
[2024-06-01 00:42:34] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:42:34] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:42:34] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:42:34] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2024-06-01 00:42:34] [INFO ] [Nat]Added 12 Read/Feed constraints in 2 ms returned sat
[2024-06-01 00:42:34] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 1 ms to minimize.
[2024-06-01 00:42:34] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 33 ms
[2024-06-01 00:42:34] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 5 ms.
[2024-06-01 00:42:34] [INFO ] Added : 13 causal constraints over 3 iterations in 27 ms. Result :sat
Minimization took 15 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[10, 5, 5, 7, 10] Max Struct:[+inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[10, 5, 5, 7, 10] Max Struct:[+inf, +inf, +inf, +inf, +inf]
Support contains 5 out of 40 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 40/40 places, 76/76 transitions.
Graph (complete) has 153 edges and 40 vertex of which 37 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 15 ms. Remains 37 /40 variables (removed 3) and now considering 76/76 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 37/40 places, 76/76 transitions.
[2024-06-01 00:42:35] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
Found an invariant !
This invariant on transitions {8=1, 21=1, 38=1, 60=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {8=1, 21=1, 38=1, 59=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 98 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 5) seen :[2147483647, 2, 3, 2147483647, 2147483647]
Current structural bounds on expressions (after cover walk) : Max Seen:[+inf, 5, 5, +inf, +inf] Max Struct:[+inf, +inf, +inf, +inf, +inf]
[2024-06-01 00:42:35] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
// Phase 1: matrix 61 rows 37 cols
[2024-06-01 00:42:35] [INFO ] Computed 2 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[+inf, 5, 5, +inf, +inf] Max Struct:[+inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (6566 resets) in 1002 ms. (997 steps per ms)
FORMULA DoubleLock-PT-p3s1-UpperBounds-10 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DoubleLock-PT-p3s1-UpperBounds-09 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DoubleLock-PT-p3s1-UpperBounds-08 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DoubleLock-PT-p3s1-UpperBounds-00 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 2000002 steps (2798 resets) in 744 ms. (2684 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[19, 18] Max Struct:[+inf, +inf]
[2024-06-01 00:42:36] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
[2024-06-01 00:42:36] [INFO ] Invariant cache hit.
[2024-06-01 00:42:36] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-06-01 00:42:36] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:42:36] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2024-06-01 00:42:36] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-06-01 00:42:36] [INFO ] [Real]Added 12 Read/Feed constraints in 3 ms returned sat
[2024-06-01 00:42:36] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:42:36] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:42:36] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:42:37] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2024-06-01 00:42:37] [INFO ] [Nat]Added 12 Read/Feed constraints in 2 ms returned sat
[2024-06-01 00:42:37] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 5 ms.
[2024-06-01 00:42:37] [INFO ] Added : 9 causal constraints over 2 iterations in 20 ms. Result :sat
Minimization took 11 ms.
[2024-06-01 00:42:37] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:42:37] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 00:42:37] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2024-06-01 00:42:37] [INFO ] [Real]Added 12 Read/Feed constraints in 2 ms returned sat
[2024-06-01 00:42:37] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:42:37] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 00:42:37] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 00:42:37] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2024-06-01 00:42:37] [INFO ] [Nat]Added 12 Read/Feed constraints in 3 ms returned sat
[2024-06-01 00:42:37] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 4 ms.
[2024-06-01 00:42:37] [INFO ] Added : 20 causal constraints over 4 iterations in 35 ms. Result :sat
Minimization took 14 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[19, 18] Max Struct:[+inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[19, 18] Max Struct:[+inf, +inf]
Support contains 2 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 76/76 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 37 transition count 75
Applied a total of 1 rules in 8 ms. Remains 37 /37 variables (removed 0) and now considering 75/76 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 37/37 places, 75/76 transitions.
[2024-06-01 00:42:37] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
Found an invariant !
This invariant on transitions {7=1, 20=1, 37=1, 58=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {7=1, 20=1, 37=1, 58=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 2) seen :[7, 7]
Current structural bounds on expressions (after cover walk) : Max Seen:[19, 18] Max Struct:[+inf, +inf]
[2024-06-01 00:42:37] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
// Phase 1: matrix 60 rows 37 cols
[2024-06-01 00:42:37] [INFO ] Computed 3 invariants in 9 ms
Current structural bounds on expressions (after invariants) : Max Seen:[19, 18] Max Struct:[+inf, +inf]
RANDOM walk for 1000000 steps (2 resets) in 1164 ms. (858 steps per ms)
BEST_FIRST walk for 2000002 steps (4 resets) in 809 ms. (2469 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2306, 2104] Max Struct:[+inf, +inf]
[2024-06-01 00:42:39] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:42:39] [INFO ] Invariant cache hit.
[2024-06-01 00:42:39] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:42:39] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2024-06-01 00:42:39] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-06-01 00:42:39] [INFO ] [Real]Added 12 Read/Feed constraints in 2 ms returned sat
[2024-06-01 00:42:39] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:42:39] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:42:39] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2024-06-01 00:42:39] [INFO ] [Nat]Added 12 Read/Feed constraints in 1 ms returned sat
[2024-06-01 00:42:39] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 4 ms.
[2024-06-01 00:42:39] [INFO ] Added : 12 causal constraints over 3 iterations in 21 ms. Result :sat
Minimization took 12 ms.
[2024-06-01 00:42:39] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:42:39] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2024-06-01 00:42:39] [INFO ] [Real]Added 12 Read/Feed constraints in 2 ms returned sat
[2024-06-01 00:42:39] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:42:39] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:42:39] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2024-06-01 00:42:39] [INFO ] [Nat]Added 12 Read/Feed constraints in 1 ms returned sat
[2024-06-01 00:42:39] [INFO ] Deduced a trap composed of 6 places in 30 ms of which 0 ms to minimize.
[2024-06-01 00:42:39] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 34 ms
[2024-06-01 00:42:39] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 5 ms.
[2024-06-01 00:42:39] [INFO ] Added : 17 causal constraints over 4 iterations in 31 ms. Result :sat
Minimization took 13 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2306, 2104] Max Struct:[+inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2306, 2104] Max Struct:[+inf, +inf]
Support contains 2 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 3 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 3 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2024-06-01 00:42:44] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:42:44] [INFO ] Invariant cache hit.
[2024-06-01 00:42:44] [INFO ] Implicit Places using invariants in 40 ms returned []
[2024-06-01 00:42:44] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:42:44] [INFO ] Invariant cache hit.
[2024-06-01 00:42:44] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-06-01 00:42:44] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 88 ms to find 0 implicit places.
[2024-06-01 00:42:44] [INFO ] Redundant transitions in 0 ms returned []
Running 73 sub problems to find dead transitions.
[2024-06-01 00:42:44] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:42:44] [INFO ] Invariant cache hit.
[2024-06-01 00:42:44] [INFO ] State equation strengthened by 12 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 60/97 variables, 37/40 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (OVERLAPS) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Real declared 97/97 variables, and 52 constraints, problems are : Problem set: 0 solved, 73 unsolved in 604 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 73 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 60/97 variables, 37/40 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 73/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/97 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 6 (OVERLAPS) 0/97 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Int declared 97/97 variables, and 125 constraints, problems are : Problem set: 0 solved, 73 unsolved in 1225 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints]
After SMT, in 1894ms problems are : Problem set: 0 solved, 73 unsolved
Search for dead transitions found 0 dead transitions in 1901ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2003 ms. Remains : 37/37 places, 75/75 transitions.
[2024-06-01 00:42:46] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
Found an invariant !
This invariant on transitions {7=1, 20=1, 37=1, 58=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {7=1, 20=1, 37=1, 58=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 2) seen :[6, 6]
Current structural bounds on expressions (after cover walk) : Max Seen:[2306, 2104] Max Struct:[+inf, +inf]
[2024-06-01 00:42:46] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:42:46] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2306, 2104] Max Struct:[+inf, +inf]
RANDOM walk for 1000000 steps (2 resets) in 1119 ms. (892 steps per ms)
BEST_FIRST walk for 2000002 steps (4 resets) in 740 ms. (2699 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2306, 2136] Max Struct:[+inf, +inf]
[2024-06-01 00:42:48] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:42:48] [INFO ] Invariant cache hit.
[2024-06-01 00:42:48] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:42:48] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2024-06-01 00:42:48] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-06-01 00:42:48] [INFO ] [Real]Added 12 Read/Feed constraints in 2 ms returned sat
[2024-06-01 00:42:48] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:42:48] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:42:48] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2024-06-01 00:42:48] [INFO ] [Nat]Added 12 Read/Feed constraints in 2 ms returned sat
[2024-06-01 00:42:48] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 4 ms.
[2024-06-01 00:42:48] [INFO ] Added : 12 causal constraints over 3 iterations in 23 ms. Result :sat
Minimization took 16 ms.
[2024-06-01 00:42:48] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:42:48] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2024-06-01 00:42:48] [INFO ] [Real]Added 12 Read/Feed constraints in 1 ms returned sat
[2024-06-01 00:42:48] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:42:48] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:42:48] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2024-06-01 00:42:48] [INFO ] [Nat]Added 12 Read/Feed constraints in 2 ms returned sat
[2024-06-01 00:42:48] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 1 ms to minimize.
[2024-06-01 00:42:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 35 ms
[2024-06-01 00:42:48] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 4 ms.
[2024-06-01 00:42:48] [INFO ] Added : 17 causal constraints over 4 iterations in 28 ms. Result :sat
Minimization took 14 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2306, 2136] Max Struct:[+inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2306, 2136] Max Struct:[+inf, +inf]
Support contains 2 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 3 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 3 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2024-06-01 00:42:53] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:42:53] [INFO ] Invariant cache hit.
[2024-06-01 00:42:53] [INFO ] Implicit Places using invariants in 38 ms returned []
[2024-06-01 00:42:53] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:42:53] [INFO ] Invariant cache hit.
[2024-06-01 00:42:53] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-06-01 00:42:53] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 86 ms to find 0 implicit places.
[2024-06-01 00:42:53] [INFO ] Redundant transitions in 1 ms returned []
Running 73 sub problems to find dead transitions.
[2024-06-01 00:42:53] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:42:53] [INFO ] Invariant cache hit.
[2024-06-01 00:42:53] [INFO ] State equation strengthened by 12 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 60/97 variables, 37/40 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (OVERLAPS) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Real declared 97/97 variables, and 52 constraints, problems are : Problem set: 0 solved, 73 unsolved in 564 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 73 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 60/97 variables, 37/40 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 73/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/97 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 6 (OVERLAPS) 0/97 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Int declared 97/97 variables, and 125 constraints, problems are : Problem set: 0 solved, 73 unsolved in 1121 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints]
After SMT, in 1719ms problems are : Problem set: 0 solved, 73 unsolved
Search for dead transitions found 0 dead transitions in 1719ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1813 ms. Remains : 37/37 places, 75/75 transitions.
[2024-06-01 00:42:55] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
Found an invariant !
This invariant on transitions {7=1, 20=1, 37=1, 58=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {7=1, 20=1, 37=1, 58=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 2) seen :[5, 5]
Current structural bounds on expressions (after cover walk) : Max Seen:[2306, 2136] Max Struct:[+inf, +inf]
[2024-06-01 00:42:55] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:42:55] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2306, 2136] Max Struct:[+inf, +inf]
RANDOM walk for 1000000 steps (2 resets) in 1105 ms. (904 steps per ms)
BEST_FIRST walk for 2000002 steps (4 resets) in 743 ms. (2688 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2306, 2136] Max Struct:[+inf, +inf]
[2024-06-01 00:42:57] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:42:57] [INFO ] Invariant cache hit.
[2024-06-01 00:42:57] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:42:57] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2024-06-01 00:42:57] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-06-01 00:42:57] [INFO ] [Real]Added 12 Read/Feed constraints in 1 ms returned sat
[2024-06-01 00:42:57] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:42:57] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:42:57] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2024-06-01 00:42:57] [INFO ] [Nat]Added 12 Read/Feed constraints in 1 ms returned sat
[2024-06-01 00:42:57] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 4 ms.
[2024-06-01 00:42:57] [INFO ] Added : 12 causal constraints over 3 iterations in 19 ms. Result :sat
Minimization took 11 ms.
[2024-06-01 00:42:57] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:42:57] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2024-06-01 00:42:57] [INFO ] [Real]Added 12 Read/Feed constraints in 1 ms returned sat
[2024-06-01 00:42:57] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:42:57] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:42:57] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2024-06-01 00:42:57] [INFO ] [Nat]Added 12 Read/Feed constraints in 2 ms returned sat
[2024-06-01 00:42:57] [INFO ] Deduced a trap composed of 6 places in 31 ms of which 1 ms to minimize.
[2024-06-01 00:42:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 37 ms
[2024-06-01 00:42:57] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 4 ms.
[2024-06-01 00:42:57] [INFO ] Added : 17 causal constraints over 4 iterations in 26 ms. Result :sat
Minimization took 12 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2306, 2136] Max Struct:[+inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2306, 2136] Max Struct:[+inf, +inf]
Support contains 2 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2024-06-01 00:43:02] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:43:02] [INFO ] Invariant cache hit.
[2024-06-01 00:43:02] [INFO ] Implicit Places using invariants in 36 ms returned []
[2024-06-01 00:43:02] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:43:02] [INFO ] Invariant cache hit.
[2024-06-01 00:43:02] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-06-01 00:43:02] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
[2024-06-01 00:43:02] [INFO ] Redundant transitions in 1 ms returned []
Running 73 sub problems to find dead transitions.
[2024-06-01 00:43:02] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:43:02] [INFO ] Invariant cache hit.
[2024-06-01 00:43:02] [INFO ] State equation strengthened by 12 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 60/97 variables, 37/40 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (OVERLAPS) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Real declared 97/97 variables, and 52 constraints, problems are : Problem set: 0 solved, 73 unsolved in 535 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 73 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 60/97 variables, 37/40 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 73/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/97 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 6 (OVERLAPS) 0/97 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Int declared 97/97 variables, and 125 constraints, problems are : Problem set: 0 solved, 73 unsolved in 1182 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints]
After SMT, in 1747ms problems are : Problem set: 0 solved, 73 unsolved
Search for dead transitions found 0 dead transitions in 1748ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1839 ms. Remains : 37/37 places, 75/75 transitions.
[2024-06-01 00:43:04] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
Found an invariant !
This invariant on transitions {7=1, 20=1, 37=1, 58=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {7=1, 20=1, 37=1, 58=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 2) seen :[6, 6]
Current structural bounds on expressions (after cover walk) : Max Seen:[2306, 2136] Max Struct:[+inf, +inf]
RANDOM walk for 40000 steps (8 resets) in 578 ms. (69 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 126 ms. (314 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 109 ms. (363 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 852843 steps, run timeout after 3001 ms. (steps per millisecond=284 ) properties seen :0 out of 2
Probabilistic random walk after 852843 steps, saw 559255 distinct states, run finished after 3004 ms. (steps per millisecond=283 ) properties seen :0
[2024-06-01 00:43:07] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:43:07] [INFO ] Invariant cache hit.
[2024-06-01 00:43:07] [INFO ] State equation strengthened by 12 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) 8/10 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 44/54 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/54 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 13/67 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/67 variables, 3/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/67 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 30/97 variables, 26/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/97 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/97 variables, 11/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 97/97 variables, and 52 constraints, problems are : Problem set: 0 solved, 2 unsolved in 66 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 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) 8/10 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 44/54 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/54 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 13/67 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/67 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/67 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 30/97 variables, 26/42 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/97 variables, 1/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/97 variables, 11/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/97 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/97 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 97/97 variables, and 54 constraints, problems are : Problem set: 0 solved, 2 unsolved in 68 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 139ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 28178 ms.
Support contains 2 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 11 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 37/37 places, 75/75 transitions.
RANDOM walk for 40000 steps (8 resets) in 127 ms. (312 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 52 ms. (754 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 44 ms. (888 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 906553 steps, run timeout after 3001 ms. (steps per millisecond=302 ) properties seen :0 out of 2
Probabilistic random walk after 906553 steps, saw 595322 distinct states, run finished after 3001 ms. (steps per millisecond=302 ) properties seen :0
[2024-06-01 00:43:39] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:43:39] [INFO ] Invariant cache hit.
[2024-06-01 00:43:39] [INFO ] State equation strengthened by 12 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) 8/10 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 44/54 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/54 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 13/67 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/67 variables, 3/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/67 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 30/97 variables, 26/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/97 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/97 variables, 11/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 97/97 variables, and 52 constraints, problems are : Problem set: 0 solved, 2 unsolved in 52 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 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) 8/10 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 44/54 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/54 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 13/67 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/67 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/67 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 30/97 variables, 26/42 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/97 variables, 1/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/97 variables, 11/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/97 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/97 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 97/97 variables, and 54 constraints, problems are : Problem set: 0 solved, 2 unsolved in 71 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 129ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 28345 ms.
Support contains 2 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 3 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 3 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2024-06-01 00:44:07] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:07] [INFO ] Invariant cache hit.
[2024-06-01 00:44:07] [INFO ] Implicit Places using invariants in 35 ms returned []
[2024-06-01 00:44:07] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:07] [INFO ] Invariant cache hit.
[2024-06-01 00:44:07] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-06-01 00:44:07] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
[2024-06-01 00:44:07] [INFO ] Redundant transitions in 1 ms returned []
Running 73 sub problems to find dead transitions.
[2024-06-01 00:44:07] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:07] [INFO ] Invariant cache hit.
[2024-06-01 00:44:07] [INFO ] State equation strengthened by 12 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 60/97 variables, 37/40 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (OVERLAPS) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Real declared 97/97 variables, and 52 constraints, problems are : Problem set: 0 solved, 73 unsolved in 518 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 73 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 60/97 variables, 37/40 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 73/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/97 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 6 (OVERLAPS) 0/97 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Int declared 97/97 variables, and 125 constraints, problems are : Problem set: 0 solved, 73 unsolved in 1114 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints]
After SMT, in 1660ms problems are : Problem set: 0 solved, 73 unsolved
Search for dead transitions found 0 dead transitions in 1661ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1758 ms. Remains : 37/37 places, 75/75 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 0 with 15 rules applied. Total rules applied 15 place count 37 transition count 60
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 9 Pre rules applied. Total rules applied 15 place count 37 transition count 51
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 1 with 18 rules applied. Total rules applied 33 place count 28 transition count 51
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 37 place count 26 transition count 49
Applied a total of 37 rules in 10 ms. Remains 26 /37 variables (removed 11) and now considering 49/75 (removed 26) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 49 rows 26 cols
[2024-06-01 00:44:09] [INFO ] Computed 3 invariants in 1 ms
[2024-06-01 00:44:09] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:44:09] [INFO ] After 34ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2024-06-01 00:44:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-06-01 00:44:09] [INFO ] After 11ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2024-06-01 00:44:09] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-06-01 00:44:09] [INFO ] After 4ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2024-06-01 00:44:09] [INFO ] After 9ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2024-06-01 00:44:09] [INFO ] After 42ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Over-approximation ignoring read arcs solved 0 properties in 98 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2306, 2136] Max Struct:[+inf, +inf]
Starting property specific reduction for DoubleLock-PT-p3s1-UpperBounds-05
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-06-01 00:44:09] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
// Phase 1: matrix 60 rows 37 cols
[2024-06-01 00:44:09] [INFO ] Computed 3 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 14 ms. (666 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:[19] Max Struct:[+inf]
[2024-06-01 00:44:09] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:09] [INFO ] Invariant cache hit.
[2024-06-01 00:44:09] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:44:09] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2024-06-01 00:44:09] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-06-01 00:44:09] [INFO ] [Real]Added 12 Read/Feed constraints in 2 ms returned sat
[2024-06-01 00:44:09] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:44:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:44:09] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2024-06-01 00:44:09] [INFO ] [Nat]Added 12 Read/Feed constraints in 2 ms returned sat
[2024-06-01 00:44:09] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 3 ms.
[2024-06-01 00:44:09] [INFO ] Added : 12 causal constraints over 3 iterations in 18 ms. Result :sat
Minimization took 17 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[19] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[19] Max Struct:[+inf]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 3 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 37/37 places, 75/75 transitions.
[2024-06-01 00:44:09] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
Found an invariant !
This invariant on transitions {7=1, 20=1, 37=1, 58=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {7=1, 20=1, 37=1, 58=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :[6]
Current structural bounds on expressions (after cover walk) : Max Seen:[19] Max Struct:[+inf]
[2024-06-01 00:44:09] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:09] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[19] Max Struct:[+inf]
RANDOM walk for 1000003 steps (2 resets) in 1107 ms. (902 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 385 ms. (2590 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2279] Max Struct:[+inf]
[2024-06-01 00:44:11] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:11] [INFO ] Invariant cache hit.
[2024-06-01 00:44:11] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:44:11] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2024-06-01 00:44:11] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-06-01 00:44:11] [INFO ] [Real]Added 12 Read/Feed constraints in 1 ms returned sat
[2024-06-01 00:44:11] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:44:11] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:44:11] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2024-06-01 00:44:11] [INFO ] [Nat]Added 12 Read/Feed constraints in 1 ms returned sat
[2024-06-01 00:44:11] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 4 ms.
[2024-06-01 00:44:11] [INFO ] Added : 12 causal constraints over 3 iterations in 18 ms. Result :sat
Minimization took 11 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2279] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2279] Max Struct:[+inf]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 3 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2024-06-01 00:44:14] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:14] [INFO ] Invariant cache hit.
[2024-06-01 00:44:14] [INFO ] Implicit Places using invariants in 33 ms returned []
[2024-06-01 00:44:14] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:14] [INFO ] Invariant cache hit.
[2024-06-01 00:44:14] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-06-01 00:44:14] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 79 ms to find 0 implicit places.
[2024-06-01 00:44:14] [INFO ] Redundant transitions in 1 ms returned []
Running 73 sub problems to find dead transitions.
[2024-06-01 00:44:14] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:14] [INFO ] Invariant cache hit.
[2024-06-01 00:44:14] [INFO ] State equation strengthened by 12 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 60/97 variables, 37/40 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (OVERLAPS) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Real declared 97/97 variables, and 52 constraints, problems are : Problem set: 0 solved, 73 unsolved in 543 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 73 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 60/97 variables, 37/40 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 73/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/97 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 6 (OVERLAPS) 0/97 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Int declared 97/97 variables, and 125 constraints, problems are : Problem set: 0 solved, 73 unsolved in 1066 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints]
After SMT, in 1633ms problems are : Problem set: 0 solved, 73 unsolved
Search for dead transitions found 0 dead transitions in 1634ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1719 ms. Remains : 37/37 places, 75/75 transitions.
[2024-06-01 00:44:15] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
Found an invariant !
This invariant on transitions {7=1, 20=1, 37=1, 58=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {7=1, 20=1, 37=1, 58=1}
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 :[7]
Current structural bounds on expressions (after cover walk) : Max Seen:[2279] Max Struct:[+inf]
[2024-06-01 00:44:15] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:15] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2279] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 1122 ms. (890 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 391 ms. (2551 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2291] Max Struct:[+inf]
[2024-06-01 00:44:17] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:17] [INFO ] Invariant cache hit.
[2024-06-01 00:44:17] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:44:17] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2024-06-01 00:44:17] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-06-01 00:44:17] [INFO ] [Real]Added 12 Read/Feed constraints in 1 ms returned sat
[2024-06-01 00:44:17] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:44:17] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:44:17] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2024-06-01 00:44:17] [INFO ] [Nat]Added 12 Read/Feed constraints in 2 ms returned sat
[2024-06-01 00:44:17] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 3 ms.
[2024-06-01 00:44:17] [INFO ] Added : 12 causal constraints over 3 iterations in 17 ms. Result :sat
Minimization took 11 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2291] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2291] Max Struct:[+inf]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 3 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2024-06-01 00:44:20] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:20] [INFO ] Invariant cache hit.
[2024-06-01 00:44:20] [INFO ] Implicit Places using invariants in 34 ms returned []
[2024-06-01 00:44:20] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:20] [INFO ] Invariant cache hit.
[2024-06-01 00:44:20] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-06-01 00:44:20] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 80 ms to find 0 implicit places.
[2024-06-01 00:44:20] [INFO ] Redundant transitions in 0 ms returned []
Running 73 sub problems to find dead transitions.
[2024-06-01 00:44:20] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:20] [INFO ] Invariant cache hit.
[2024-06-01 00:44:20] [INFO ] State equation strengthened by 12 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 60/97 variables, 37/40 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (OVERLAPS) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Real declared 97/97 variables, and 52 constraints, problems are : Problem set: 0 solved, 73 unsolved in 498 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 73 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 60/97 variables, 37/40 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 73/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/97 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 6 (OVERLAPS) 0/97 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Int declared 97/97 variables, and 125 constraints, problems are : Problem set: 0 solved, 73 unsolved in 1154 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints]
After SMT, in 1684ms problems are : Problem set: 0 solved, 73 unsolved
Search for dead transitions found 0 dead transitions in 1689ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1776 ms. Remains : 37/37 places, 75/75 transitions.
[2024-06-01 00:44:21] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
Found an invariant !
This invariant on transitions {7=1, 20=1, 37=1, 58=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {7=1, 20=1, 37=1, 58=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 1) seen :[6]
Current structural bounds on expressions (after cover walk) : Max Seen:[2291] Max Struct:[+inf]
[2024-06-01 00:44:21] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:21] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2291] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 1127 ms. (886 steps per ms)
BEST_FIRST walk for 1000000 steps (2 resets) in 394 ms. (2531 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2323] Max Struct:[+inf]
[2024-06-01 00:44:23] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:23] [INFO ] Invariant cache hit.
[2024-06-01 00:44:23] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:44:23] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2024-06-01 00:44:23] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-06-01 00:44:23] [INFO ] [Real]Added 12 Read/Feed constraints in 1 ms returned sat
[2024-06-01 00:44:23] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:44:23] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:44:23] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2024-06-01 00:44:23] [INFO ] [Nat]Added 12 Read/Feed constraints in 1 ms returned sat
[2024-06-01 00:44:23] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 4 ms.
[2024-06-01 00:44:23] [INFO ] Added : 12 causal constraints over 3 iterations in 18 ms. Result :sat
Minimization took 11 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2323] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2323] Max Struct:[+inf]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 3 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 3 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2024-06-01 00:44:26] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:26] [INFO ] Invariant cache hit.
[2024-06-01 00:44:26] [INFO ] Implicit Places using invariants in 40 ms returned []
[2024-06-01 00:44:26] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:26] [INFO ] Invariant cache hit.
[2024-06-01 00:44:26] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-06-01 00:44:26] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
[2024-06-01 00:44:26] [INFO ] Redundant transitions in 1 ms returned []
Running 73 sub problems to find dead transitions.
[2024-06-01 00:44:26] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:26] [INFO ] Invariant cache hit.
[2024-06-01 00:44:26] [INFO ] State equation strengthened by 12 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 60/97 variables, 37/40 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (OVERLAPS) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Real declared 97/97 variables, and 52 constraints, problems are : Problem set: 0 solved, 73 unsolved in 515 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 73 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 60/97 variables, 37/40 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 73/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/97 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 6 (OVERLAPS) 0/97 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Int declared 97/97 variables, and 125 constraints, problems are : Problem set: 0 solved, 73 unsolved in 1142 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints]
After SMT, in 1683ms problems are : Problem set: 0 solved, 73 unsolved
Search for dead transitions found 0 dead transitions in 1684ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1783 ms. Remains : 37/37 places, 75/75 transitions.
[2024-06-01 00:44:27] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
Found an invariant !
This invariant on transitions {7=1, 20=1, 37=1, 58=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {7=1, 20=1, 37=1, 58=1}
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 :[6]
Current structural bounds on expressions (after cover walk) : Max Seen:[2323] Max Struct:[+inf]
[2024-06-01 00:44:27] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:27] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2323] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 1083 ms. (922 steps per ms)
BEST_FIRST walk for 1000000 steps (2 resets) in 383 ms. (2604 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2323] Max Struct:[+inf]
[2024-06-01 00:44:29] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:29] [INFO ] Invariant cache hit.
[2024-06-01 00:44:29] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:44:29] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2024-06-01 00:44:29] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-06-01 00:44:29] [INFO ] [Real]Added 12 Read/Feed constraints in 1 ms returned sat
[2024-06-01 00:44:29] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:44:29] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:44:29] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2024-06-01 00:44:29] [INFO ] [Nat]Added 12 Read/Feed constraints in 2 ms returned sat
[2024-06-01 00:44:29] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 4 ms.
[2024-06-01 00:44:29] [INFO ] Added : 12 causal constraints over 3 iterations in 22 ms. Result :sat
Minimization took 11 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2323] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2323] Max Struct:[+inf]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2024-06-01 00:44:31] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:31] [INFO ] Invariant cache hit.
[2024-06-01 00:44:32] [INFO ] Implicit Places using invariants in 36 ms returned []
[2024-06-01 00:44:32] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:32] [INFO ] Invariant cache hit.
[2024-06-01 00:44:32] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-06-01 00:44:32] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 79 ms to find 0 implicit places.
[2024-06-01 00:44:32] [INFO ] Redundant transitions in 0 ms returned []
Running 73 sub problems to find dead transitions.
[2024-06-01 00:44:32] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:32] [INFO ] Invariant cache hit.
[2024-06-01 00:44:32] [INFO ] State equation strengthened by 12 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 60/97 variables, 37/40 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (OVERLAPS) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Real declared 97/97 variables, and 52 constraints, problems are : Problem set: 0 solved, 73 unsolved in 492 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 73 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 60/97 variables, 37/40 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 73/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/97 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 6 (OVERLAPS) 0/97 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Int declared 97/97 variables, and 125 constraints, problems are : Problem set: 0 solved, 73 unsolved in 1141 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints]
After SMT, in 1666ms problems are : Problem set: 0 solved, 73 unsolved
Search for dead transitions found 0 dead transitions in 1668ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1754 ms. Remains : 37/37 places, 75/75 transitions.
[2024-06-01 00:44:33] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
Found an invariant !
This invariant on transitions {7=1, 20=1, 37=1, 58=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {7=1, 20=1, 37=1, 58=1}
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 :[5]
Current structural bounds on expressions (after cover walk) : Max Seen:[2323] Max Struct:[+inf]
RANDOM walk for 40000 steps (8 resets) in 70 ms. (563 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 24 ms. (1600 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 2846302 steps, run timeout after 3001 ms. (steps per millisecond=948 ) properties seen :0 out of 1
Probabilistic random walk after 2846302 steps, saw 1866199 distinct states, run finished after 3001 ms. (steps per millisecond=948 ) properties seen :0
[2024-06-01 00:44:36] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:36] [INFO ] Invariant cache hit.
[2024-06-01 00:44:36] [INFO ] State equation strengthened by 12 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) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 47/53 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/53 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/53 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 13/66 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/66 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/66 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 31/97 variables, 27/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/97 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/97 variables, 11/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 97/97 variables, and 52 constraints, problems are : Problem set: 0 solved, 1 unsolved in 52 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 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) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 47/53 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/53 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/53 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 13/66 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/66 variables, 3/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/66 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 31/97 variables, 27/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/97 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/97 variables, 11/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/97 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/97 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 97/97 variables, and 53 constraints, problems are : Problem set: 0 solved, 1 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 104ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 2740 ms.
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 6 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 37/37 places, 75/75 transitions.
RANDOM walk for 40002 steps (8 resets) in 81 ms. (487 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (8 resets) in 26 ms. (1481 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 2950032 steps, run timeout after 3001 ms. (steps per millisecond=983 ) properties seen :0 out of 1
Probabilistic random walk after 2950032 steps, saw 1937210 distinct states, run finished after 3001 ms. (steps per millisecond=983 ) properties seen :0
[2024-06-01 00:44:42] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:42] [INFO ] Invariant cache hit.
[2024-06-01 00:44:42] [INFO ] State equation strengthened by 12 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) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 47/53 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/53 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/53 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 13/66 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/66 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/66 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 31/97 variables, 27/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/97 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/97 variables, 11/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 97/97 variables, and 52 constraints, problems are : Problem set: 0 solved, 1 unsolved in 66 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 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) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 47/53 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/53 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/53 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 13/66 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/66 variables, 3/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/66 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 31/97 variables, 27/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/97 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/97 variables, 11/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/97 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/97 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 97/97 variables, and 53 constraints, problems are : Problem set: 0 solved, 1 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 114ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 2703 ms.
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 3 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2024-06-01 00:44:45] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:45] [INFO ] Invariant cache hit.
[2024-06-01 00:44:45] [INFO ] Implicit Places using invariants in 35 ms returned []
[2024-06-01 00:44:45] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:45] [INFO ] Invariant cache hit.
[2024-06-01 00:44:45] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-06-01 00:44:45] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 80 ms to find 0 implicit places.
[2024-06-01 00:44:45] [INFO ] Redundant transitions in 1 ms returned []
Running 73 sub problems to find dead transitions.
[2024-06-01 00:44:45] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:45] [INFO ] Invariant cache hit.
[2024-06-01 00:44:45] [INFO ] State equation strengthened by 12 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 60/97 variables, 37/40 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (OVERLAPS) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Real declared 97/97 variables, and 52 constraints, problems are : Problem set: 0 solved, 73 unsolved in 498 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 73 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 60/97 variables, 37/40 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 73/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/97 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 6 (OVERLAPS) 0/97 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Int declared 97/97 variables, and 125 constraints, problems are : Problem set: 0 solved, 73 unsolved in 1137 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints]
After SMT, in 1661ms problems are : Problem set: 0 solved, 73 unsolved
Search for dead transitions found 0 dead transitions in 1663ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1752 ms. Remains : 37/37 places, 75/75 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 0 with 15 rules applied. Total rules applied 15 place count 37 transition count 60
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 9 Pre rules applied. Total rules applied 15 place count 37 transition count 51
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 33 place count 28 transition count 51
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 37 place count 26 transition count 49
Applied a total of 37 rules in 12 ms. Remains 26 /37 variables (removed 11) and now considering 49/75 (removed 26) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 49 rows 26 cols
[2024-06-01 00:44:47] [INFO ] Computed 3 invariants in 2 ms
[2024-06-01 00:44:47] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-06-01 00:44:47] [INFO ] After 10ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-06-01 00:44:47] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-06-01 00:44:47] [INFO ] After 3ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-06-01 00:44:47] [INFO ] After 29ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-06-01 00:44:47] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:44:47] [INFO ] After 16ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-06-01 00:44:47] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-06-01 00:44:47] [INFO ] After 8ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-06-01 00:44:47] [INFO ] After 55ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 99 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2323] Max Struct:[+inf]
Ending property specific reduction for DoubleLock-PT-p3s1-UpperBounds-05 in 37656 ms.
Starting property specific reduction for DoubleLock-PT-p3s1-UpperBounds-06
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 00:44:47] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
// Phase 1: matrix 60 rows 37 cols
[2024-06-01 00:44:47] [INFO ] Computed 3 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 13 ms. (714 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 6 ms. (1428 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[15] Max Struct:[+inf]
[2024-06-01 00:44:47] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:47] [INFO ] Invariant cache hit.
[2024-06-01 00:44:47] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:44:47] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2024-06-01 00:44:47] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-06-01 00:44:47] [INFO ] [Real]Added 12 Read/Feed constraints in 1 ms returned sat
[2024-06-01 00:44:47] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:44:47] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:44:47] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2024-06-01 00:44:47] [INFO ] [Nat]Added 12 Read/Feed constraints in 2 ms returned sat
[2024-06-01 00:44:47] [INFO ] Deduced a trap composed of 6 places in 32 ms of which 1 ms to minimize.
[2024-06-01 00:44:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 39 ms
[2024-06-01 00:44:47] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 5 ms.
[2024-06-01 00:44:47] [INFO ] Added : 17 causal constraints over 4 iterations in 28 ms. Result :sat
Minimization took 13 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[15] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[15] Max Struct:[+inf]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 37/37 places, 75/75 transitions.
[2024-06-01 00:44:47] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
Found an invariant !
This invariant on transitions {7=1, 20=1, 37=1, 58=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {7=1, 20=1, 37=1, 58=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :[6]
Current structural bounds on expressions (after cover walk) : Max Seen:[15] Max Struct:[+inf]
[2024-06-01 00:44:47] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:47] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[15] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 1102 ms. (906 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 377 ms. (2645 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2391] Max Struct:[+inf]
[2024-06-01 00:44:49] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:49] [INFO ] Invariant cache hit.
[2024-06-01 00:44:49] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:44:49] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2024-06-01 00:44:49] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-06-01 00:44:49] [INFO ] [Real]Added 12 Read/Feed constraints in 4 ms returned sat
[2024-06-01 00:44:49] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:44:49] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:44:49] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2024-06-01 00:44:49] [INFO ] [Nat]Added 12 Read/Feed constraints in 2 ms returned sat
[2024-06-01 00:44:49] [INFO ] Deduced a trap composed of 6 places in 28 ms of which 0 ms to minimize.
[2024-06-01 00:44:49] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 32 ms
[2024-06-01 00:44:49] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 8 ms.
[2024-06-01 00:44:49] [INFO ] Added : 17 causal constraints over 4 iterations in 31 ms. Result :sat
Minimization took 13 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2391] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2391] Max Struct:[+inf]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 1 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2024-06-01 00:44:51] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:51] [INFO ] Invariant cache hit.
[2024-06-01 00:44:51] [INFO ] Implicit Places using invariants in 37 ms returned []
[2024-06-01 00:44:51] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:51] [INFO ] Invariant cache hit.
[2024-06-01 00:44:51] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-06-01 00:44:51] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 81 ms to find 0 implicit places.
[2024-06-01 00:44:52] [INFO ] Redundant transitions in 3 ms returned []
Running 73 sub problems to find dead transitions.
[2024-06-01 00:44:52] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:52] [INFO ] Invariant cache hit.
[2024-06-01 00:44:52] [INFO ] State equation strengthened by 12 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 60/97 variables, 37/40 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (OVERLAPS) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Real declared 97/97 variables, and 52 constraints, problems are : Problem set: 0 solved, 73 unsolved in 520 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 73 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 60/97 variables, 37/40 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 73/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/97 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 6 (OVERLAPS) 0/97 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Int declared 97/97 variables, and 125 constraints, problems are : Problem set: 0 solved, 73 unsolved in 1150 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints]
After SMT, in 1701ms problems are : Problem set: 0 solved, 73 unsolved
Search for dead transitions found 0 dead transitions in 1703ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1796 ms. Remains : 37/37 places, 75/75 transitions.
[2024-06-01 00:44:53] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
Found an invariant !
This invariant on transitions {7=1, 20=1, 37=1, 58=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {7=1, 20=1, 37=1, 58=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :[5]
Current structural bounds on expressions (after cover walk) : Max Seen:[2391] Max Struct:[+inf]
[2024-06-01 00:44:53] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:53] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2391] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 1101 ms. (907 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 379 ms. (2631 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2391] Max Struct:[+inf]
[2024-06-01 00:44:55] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:55] [INFO ] Invariant cache hit.
[2024-06-01 00:44:55] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:44:55] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2024-06-01 00:44:55] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-06-01 00:44:55] [INFO ] [Real]Added 12 Read/Feed constraints in 2 ms returned sat
[2024-06-01 00:44:55] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 00:44:55] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 00:44:55] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2024-06-01 00:44:55] [INFO ] [Nat]Added 12 Read/Feed constraints in 1 ms returned sat
[2024-06-01 00:44:55] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 0 ms to minimize.
[2024-06-01 00:44:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 35 ms
[2024-06-01 00:44:55] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 4 ms.
[2024-06-01 00:44:55] [INFO ] Added : 17 causal constraints over 4 iterations in 28 ms. Result :sat
Minimization took 12 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2391] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2391] Max Struct:[+inf]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2024-06-01 00:44:58] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:58] [INFO ] Invariant cache hit.
[2024-06-01 00:44:58] [INFO ] Implicit Places using invariants in 37 ms returned []
[2024-06-01 00:44:58] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:58] [INFO ] Invariant cache hit.
[2024-06-01 00:44:58] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-06-01 00:44:58] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 81 ms to find 0 implicit places.
[2024-06-01 00:44:58] [INFO ] Redundant transitions in 1 ms returned []
Running 73 sub problems to find dead transitions.
[2024-06-01 00:44:58] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:44:58] [INFO ] Invariant cache hit.
[2024-06-01 00:44:58] [INFO ] State equation strengthened by 12 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 60/97 variables, 37/40 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (OVERLAPS) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Real declared 97/97 variables, and 52 constraints, problems are : Problem set: 0 solved, 73 unsolved in 509 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 73 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 60/97 variables, 37/40 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 73/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/97 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 6 (OVERLAPS) 0/97 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Int declared 97/97 variables, and 125 constraints, problems are : Problem set: 0 solved, 73 unsolved in 1025 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints]
After SMT, in 1559ms problems are : Problem set: 0 solved, 73 unsolved
Search for dead transitions found 0 dead transitions in 1559ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1648 ms. Remains : 37/37 places, 75/75 transitions.
[2024-06-01 00:44:59] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
Found an invariant !
This invariant on transitions {7=1, 20=1, 37=1, 58=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {7=1, 20=1, 37=1, 58=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :[5]
Current structural bounds on expressions (after cover walk) : Max Seen:[2391] Max Struct:[+inf]
RANDOM walk for 40002 steps (8 resets) in 78 ms. (506 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 20 ms. (1904 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3016496 steps, run timeout after 3001 ms. (steps per millisecond=1005 ) properties seen :0 out of 1
Probabilistic random walk after 3016496 steps, saw 1982710 distinct states, run finished after 3001 ms. (steps per millisecond=1005 ) properties seen :0
[2024-06-01 00:45:02] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:45:02] [INFO ] Invariant cache hit.
[2024-06-01 00:45:02] [INFO ] State equation strengthened by 12 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) 6/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/50 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/50 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 16/66 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 4/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/66 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 31/97 variables, 28/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/97 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/97 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 97/97 variables, and 52 constraints, problems are : Problem set: 0 solved, 1 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 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) 6/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/50 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/50 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/50 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 16/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/66 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/66 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 31/97 variables, 28/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/97 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/97 variables, 12/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/97 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/97 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 97/97 variables, and 53 constraints, problems are : Problem set: 0 solved, 1 unsolved in 48 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 105ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 0 ms.
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 3 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 37/37 places, 75/75 transitions.
RANDOM walk for 40000 steps (8 resets) in 73 ms. (540 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 163 ms. (243 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 2956582 steps, run timeout after 3001 ms. (steps per millisecond=985 ) properties seen :0 out of 1
Probabilistic random walk after 2956582 steps, saw 1941691 distinct states, run finished after 3001 ms. (steps per millisecond=985 ) properties seen :0
[2024-06-01 00:45:05] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:45:05] [INFO ] Invariant cache hit.
[2024-06-01 00:45:05] [INFO ] State equation strengthened by 12 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) 6/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/50 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/50 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 16/66 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 4/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/66 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 31/97 variables, 28/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/97 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/97 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 97/97 variables, and 52 constraints, problems are : Problem set: 0 solved, 1 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 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) 6/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/50 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/50 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/50 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 16/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/66 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/66 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 31/97 variables, 28/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/97 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/97 variables, 12/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/97 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/97 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 97/97 variables, and 53 constraints, problems are : Problem set: 0 solved, 1 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 98ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 0 ms.
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2024-06-01 00:45:06] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:45:06] [INFO ] Invariant cache hit.
[2024-06-01 00:45:06] [INFO ] Implicit Places using invariants in 45 ms returned []
[2024-06-01 00:45:06] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:45:06] [INFO ] Invariant cache hit.
[2024-06-01 00:45:06] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-06-01 00:45:06] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 91 ms to find 0 implicit places.
[2024-06-01 00:45:06] [INFO ] Redundant transitions in 11 ms returned []
Running 73 sub problems to find dead transitions.
[2024-06-01 00:45:06] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2024-06-01 00:45:06] [INFO ] Invariant cache hit.
[2024-06-01 00:45:06] [INFO ] State equation strengthened by 12 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 60/97 variables, 37/40 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (OVERLAPS) 0/97 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Real declared 97/97 variables, and 52 constraints, problems are : Problem set: 0 solved, 73 unsolved in 537 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 73 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 60/97 variables, 37/40 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 73/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/97 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 6 (OVERLAPS) 0/97 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Int declared 97/97 variables, and 125 constraints, problems are : Problem set: 0 solved, 73 unsolved in 1184 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 37/37 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints]
After SMT, in 1749ms problems are : Problem set: 0 solved, 73 unsolved
Search for dead transitions found 0 dead transitions in 1751ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1860 ms. Remains : 37/37 places, 75/75 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 0 with 15 rules applied. Total rules applied 15 place count 37 transition count 60
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 9 Pre rules applied. Total rules applied 15 place count 37 transition count 51
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 33 place count 28 transition count 51
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 37 place count 26 transition count 49
Applied a total of 37 rules in 7 ms. Remains 26 /37 variables (removed 11) and now considering 49/75 (removed 26) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 49 rows 26 cols
[2024-06-01 00:45:07] [INFO ] Computed 3 invariants in 3 ms
[2024-06-01 00:45:07] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-06-01 00:45:07] [INFO ] After 35ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-06-01 00:45:07] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-06-01 00:45:07] [INFO ] After 12ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-06-01 00:45:07] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-06-01 00:45:07] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-06-01 00:45:07] [INFO ] After 6ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-06-01 00:45:07] [INFO ] After 45ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 93 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2391] Max Struct:[+inf]
Ending property specific reduction for DoubleLock-PT-p3s1-UpperBounds-06 in 20573 ms.
[2024-06-01 00:45:08] [INFO ] Flatten gal took : 28 ms
[2024-06-01 00:45:08] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/UpperBounds.sr.xml took 2 ms.
[2024-06-01 00:45:08] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 37 places, 75 transitions and 302 arcs took 3 ms.
Total runtime 154862 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-p3s1-UpperBounds-05
Could not compute solution for formula : DoubleLock-PT-p3s1-UpperBounds-06

BK_STOP 1717202708324

--------------------
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-p3s1-UpperBounds-05
ub formula formula --maxsum=/tmp/1025/ub_0_
ub formula name DoubleLock-PT-p3s1-UpperBounds-06
ub formula formula --maxsum=/tmp/1025/ub_1_
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-p3s1"
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-p3s1, 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-171631133100629"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DoubleLock-PT-p3s1.tgz
mv DoubleLock-PT-p3s1 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 ;