About the Execution of GreatSPN+red for SieveSingleMsgMbox-PT-d0m96
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 5052.027 | 226243.00 | 814470.00 | 268.80 | 1 0 1 0 0 0 0 1 0 1 93 0 0 0 1 0 | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2024-input.r377-smll-171683809600045.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 greatspnxred
Input is SieveSingleMsgMbox-PT-d0m96, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r377-smll-171683809600045
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 448K
-rw-r--r-- 1 mcc users 5.0K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 45K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Apr 23 07:56 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 23 07:56 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 23 07:56 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 23 07:56 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.2K Apr 12 19:19 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 80K Apr 12 19:19 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.7K Apr 12 19:19 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 88K Apr 12 19:19 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 23 07:56 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 23 07:56 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 6 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 57K May 18 16:43 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 SieveSingleMsgMbox-PT-d0m96-UpperBounds-00
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-01
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-02
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-03
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-04
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-05
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-06
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-07
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-08
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-09
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-10
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-11
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-12
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-13
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-14
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1716886677516
Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SieveSingleMsgMbox-PT-d0m96
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-28 08:57:59] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-05-28 08:57:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-28 08:58:00] [INFO ] Load time of PNML (sax parser for PT used): 147 ms
[2024-05-28 08:58:00] [INFO ] Transformed 262 places.
[2024-05-28 08:58:00] [INFO ] Transformed 73 transitions.
[2024-05-28 08:58:00] [INFO ] Parsed PT model containing 262 places and 73 transitions and 292 arcs in 458 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 16 ms.
Deduced a syphon composed of 190 places in 2 ms
Reduce places removed 190 places and 0 transitions.
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-01 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-03 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-04 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-05 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-06 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-08 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-11 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-12 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-13 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-15 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 73 rows 72 cols
[2024-05-28 08:58:00] [INFO ] Computed 6 invariants in 21 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[7, 1, 1, 7, 133, 1]
RANDOM walk for 10000 steps (2228 resets) in 73 ms. (135 steps per ms)
BEST_FIRST walk for 60001 steps (6255 resets) in 206 ms. (289 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 1, 0, 0] Max Struct:[7, 1, 1, 7, 133, 1]
[2024-05-28 08:58:00] [INFO ] Invariant cache hit.
[2024-05-28 08:58:01] [INFO ] [Real]Absence check using 3 positive place invariants in 8 ms returned sat
[2024-05-28 08:58:01] [INFO ] [Real]Absence check using 3 positive and 3 generalized place invariants in 5 ms returned sat
[2024-05-28 08:58:01] [INFO ] [Real]Absence check using state equation in 82 ms returned sat
[2024-05-28 08:58:01] [INFO ] State equation strengthened by 31 read => feed constraints.
[2024-05-28 08:58:01] [INFO ] [Real]Added 31 Read/Feed constraints in 14 ms returned sat
[2024-05-28 08:58:01] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 08:58:01] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-05-28 08:58:01] [INFO ] [Nat]Absence check using 3 positive and 3 generalized place invariants in 2 ms returned sat
[2024-05-28 08:58:01] [INFO ] [Nat]Absence check using state equation in 62 ms returned sat
[2024-05-28 08:58:01] [INFO ] [Nat]Added 31 Read/Feed constraints in 13 ms returned sat
[2024-05-28 08:58:01] [INFO ] Computed and/alt/rep : 22/34/22 causal constraints (skipped 50 transitions) in 24 ms.
[2024-05-28 08:58:01] [INFO ] Added : 6 causal constraints over 2 iterations in 74 ms. Result :sat
Minimization took 45 ms.
[2024-05-28 08:58:01] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-05-28 08:58:01] [INFO ] [Real]Absence check using 3 positive and 3 generalized place invariants in 2 ms returned sat
[2024-05-28 08:58:01] [INFO ] [Real]Absence check using state equation in 59 ms returned sat
[2024-05-28 08:58:01] [INFO ] [Real]Added 31 Read/Feed constraints in 14 ms returned sat
[2024-05-28 08:58:01] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 08:58:01] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-05-28 08:58:01] [INFO ] [Nat]Absence check using 3 positive and 3 generalized place invariants in 2 ms returned sat
[2024-05-28 08:58:01] [INFO ] [Nat]Absence check using state equation in 64 ms returned sat
[2024-05-28 08:58:01] [INFO ] [Nat]Added 31 Read/Feed constraints in 12 ms returned sat
[2024-05-28 08:58:02] [INFO ] Deduced a trap composed of 23 places in 104 ms of which 24 ms to minimize.
[2024-05-28 08:58:02] [INFO ] Deduced a trap composed of 23 places in 90 ms of which 3 ms to minimize.
[2024-05-28 08:58:02] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 230 ms
[2024-05-28 08:58:02] [INFO ] Computed and/alt/rep : 22/34/22 causal constraints (skipped 50 transitions) in 18 ms.
[2024-05-28 08:58:02] [INFO ] Added : 12 causal constraints over 3 iterations in 108 ms. Result :sat
Minimization took 45 ms.
[2024-05-28 08:58:02] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-28 08:58:02] [INFO ] [Real]Absence check using 3 positive and 3 generalized place invariants in 2 ms returned sat
[2024-05-28 08:58:02] [INFO ] [Real]Absence check using state equation in 61 ms returned sat
[2024-05-28 08:58:02] [INFO ] [Real]Added 31 Read/Feed constraints in 10 ms returned sat
[2024-05-28 08:58:02] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 08:58:02] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-05-28 08:58:02] [INFO ] [Nat]Absence check using 3 positive and 3 generalized place invariants in 2 ms returned sat
[2024-05-28 08:58:02] [INFO ] [Nat]Absence check using state equation in 56 ms returned sat
[2024-05-28 08:58:02] [INFO ] [Nat]Added 31 Read/Feed constraints in 10 ms returned sat
[2024-05-28 08:58:02] [INFO ] Deduced a trap composed of 20 places in 81 ms of which 2 ms to minimize.
[2024-05-28 08:58:02] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 98 ms
[2024-05-28 08:58:02] [INFO ] Computed and/alt/rep : 22/34/22 causal constraints (skipped 50 transitions) in 30 ms.
[2024-05-28 08:58:02] [INFO ] Added : 4 causal constraints over 1 iterations in 58 ms. Result :sat
Minimization took 39 ms.
[2024-05-28 08:58:02] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-28 08:58:02] [INFO ] [Real]Absence check using 3 positive and 3 generalized place invariants in 3 ms returned unsat
[2024-05-28 08:58:02] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-28 08:58:02] [INFO ] [Real]Absence check using 3 positive and 3 generalized place invariants in 2 ms returned sat
[2024-05-28 08:58:03] [INFO ] [Real]Absence check using state equation in 56 ms returned sat
[2024-05-28 08:58:03] [INFO ] [Real]Added 31 Read/Feed constraints in 10 ms returned sat
[2024-05-28 08:58:03] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 08:58:03] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-05-28 08:58:03] [INFO ] [Nat]Absence check using 3 positive and 3 generalized place invariants in 2 ms returned sat
[2024-05-28 08:58:03] [INFO ] [Nat]Absence check using state equation in 52 ms returned sat
[2024-05-28 08:58:03] [INFO ] [Nat]Added 31 Read/Feed constraints in 10 ms returned sat
[2024-05-28 08:58:03] [INFO ] Computed and/alt/rep : 22/34/22 causal constraints (skipped 50 transitions) in 16 ms.
[2024-05-28 08:58:03] [INFO ] Added : 6 causal constraints over 2 iterations in 50 ms. Result :sat
Minimization took 56 ms.
[2024-05-28 08:58:03] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-28 08:58:03] [INFO ] [Real]Absence check using 3 positive and 3 generalized place invariants in 3 ms returned sat
[2024-05-28 08:58:03] [INFO ] [Real]Absence check using state equation in 53 ms returned sat
[2024-05-28 08:58:03] [INFO ] [Real]Added 31 Read/Feed constraints in 10 ms returned sat
[2024-05-28 08:58:03] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 08:58:03] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-28 08:58:03] [INFO ] [Nat]Absence check using 3 positive and 3 generalized place invariants in 3 ms returned sat
[2024-05-28 08:58:03] [INFO ] [Nat]Absence check using state equation in 54 ms returned sat
[2024-05-28 08:58:03] [INFO ] [Nat]Added 31 Read/Feed constraints in 10 ms returned sat
[2024-05-28 08:58:03] [INFO ] Deduced a trap composed of 28 places in 62 ms of which 2 ms to minimize.
[2024-05-28 08:58:03] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 78 ms
[2024-05-28 08:58:03] [INFO ] Computed and/alt/rep : 22/34/22 causal constraints (skipped 50 transitions) in 16 ms.
[2024-05-28 08:58:03] [INFO ] Added : 6 causal constraints over 2 iterations in 50 ms. Result :sat
Minimization took 42 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 1, 0, 0] Max Struct:[7, 1, 1, 1, 133, 1]
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0] Max Struct:[7, 1, 133]
Support contains 3 out of 72 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 72/72 places, 73/73 transitions.
Graph (complete) has 192 edges and 72 vertex of which 69 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.3 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 69 transition count 71
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 12 place count 60 transition count 62
Iterating global reduction 1 with 9 rules applied. Total rules applied 21 place count 60 transition count 62
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 22 place count 59 transition count 61
Iterating global reduction 1 with 1 rules applied. Total rules applied 23 place count 59 transition count 61
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 24 place count 58 transition count 60
Iterating global reduction 1 with 1 rules applied. Total rules applied 25 place count 58 transition count 60
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 26 place count 58 transition count 59
Applied a total of 26 rules in 76 ms. Remains 58 /72 variables (removed 14) and now considering 59/73 (removed 14) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 96 ms. Remains : 58/72 places, 59/73 transitions.
// Phase 1: matrix 59 rows 58 cols
[2024-05-28 08:58:04] [INFO ] Computed 4 invariants in 10 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0] Max Struct:[7, 1, 96]
RANDOM walk for 1000000 steps (223672 resets) in 1028 ms. (971 steps per ms)
BEST_FIRST walk for 3000002 steps (309019 resets) in 1209 ms. (2479 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0] Max Struct:[7, 1, 96]
[2024-05-28 08:58:06] [INFO ] Invariant cache hit.
[2024-05-28 08:58:06] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-28 08:58:06] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-28 08:58:06] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2024-05-28 08:58:06] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-05-28 08:58:06] [INFO ] [Real]Added 23 Read/Feed constraints in 8 ms returned sat
[2024-05-28 08:58:06] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 08:58:06] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-28 08:58:06] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-28 08:58:06] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2024-05-28 08:58:06] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-05-28 08:58:06] [INFO ] Computed and/alt/rep : 15/28/15 causal constraints (skipped 43 transitions) in 7 ms.
[2024-05-28 08:58:06] [INFO ] Added : 11 causal constraints over 3 iterations in 35 ms. Result :sat
Minimization took 25 ms.
[2024-05-28 08:58:06] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-28 08:58:06] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-28 08:58:06] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2024-05-28 08:58:06] [INFO ] [Real]Added 23 Read/Feed constraints in 6 ms returned sat
[2024-05-28 08:58:06] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 08:58:06] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-28 08:58:06] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-28 08:58:06] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2024-05-28 08:58:06] [INFO ] [Nat]Added 23 Read/Feed constraints in 5 ms returned sat
[2024-05-28 08:58:06] [INFO ] Computed and/alt/rep : 15/28/15 causal constraints (skipped 43 transitions) in 7 ms.
[2024-05-28 08:58:06] [INFO ] Added : 13 causal constraints over 3 iterations in 35 ms. Result :sat
Minimization took 25 ms.
[2024-05-28 08:58:06] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-28 08:58:06] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-28 08:58:06] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-28 08:58:06] [INFO ] [Real]Added 23 Read/Feed constraints in 5 ms returned sat
[2024-05-28 08:58:06] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 08:58:06] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-05-28 08:58:06] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-28 08:58:06] [INFO ] [Nat]Absence check using state equation in 38 ms returned sat
[2024-05-28 08:58:06] [INFO ] [Nat]Added 23 Read/Feed constraints in 8 ms returned sat
[2024-05-28 08:58:06] [INFO ] Computed and/alt/rep : 15/28/15 causal constraints (skipped 43 transitions) in 11 ms.
[2024-05-28 08:58:06] [INFO ] Added : 6 causal constraints over 2 iterations in 41 ms. Result :sat
Minimization took 47 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0] Max Struct:[7, 1, 96]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0] Max Struct:[7, 1, 96]
Support contains 3 out of 58 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 58/58 places, 59/59 transitions.
Applied a total of 0 rules in 9 ms. Remains 58 /58 variables (removed 0) and now considering 59/59 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 58/58 places, 59/59 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 58/58 places, 59/59 transitions.
Applied a total of 0 rules in 9 ms. Remains 58 /58 variables (removed 0) and now considering 59/59 (removed 0) transitions.
[2024-05-28 08:58:07] [INFO ] Invariant cache hit.
[2024-05-28 08:58:07] [INFO ] Implicit Places using invariants in 123 ms returned []
[2024-05-28 08:58:07] [INFO ] Invariant cache hit.
[2024-05-28 08:58:07] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-05-28 08:58:07] [INFO ] Implicit Places using invariants and state equation in 203 ms returned []
Implicit Place search using SMT with State Equation took 328 ms to find 0 implicit places.
[2024-05-28 08:58:07] [INFO ] Redundant transitions in 5 ms returned []
Running 58 sub problems to find dead transitions.
[2024-05-28 08:58:07] [INFO ] Invariant cache hit.
[2024-05-28 08:58:07] [INFO ] State equation strengthened by 23 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/57 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/57 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 3 (OVERLAPS) 1/58 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 5 (OVERLAPS) 59/117 variables, 58/62 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/117 variables, 23/85 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/117 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 8 (OVERLAPS) 0/117 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 58 unsolved
No progress, stopping.
After SMT solving in domain Real declared 117/117 variables, and 85 constraints, problems are : Problem set: 0 solved, 58 unsolved in 1995 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 58/58 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 58/58 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 58 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/57 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/57 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 3 (OVERLAPS) 1/58 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 5 (OVERLAPS) 59/117 variables, 58/62 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/117 variables, 23/85 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/117 variables, 58/143 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/117 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 9 (OVERLAPS) 0/117 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 58 unsolved
No progress, stopping.
After SMT solving in domain Int declared 117/117 variables, and 143 constraints, problems are : Problem set: 0 solved, 58 unsolved in 2541 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 58/58 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 58/58 constraints, Known Traps: 0/0 constraints]
After SMT, in 4720ms problems are : Problem set: 0 solved, 58 unsolved
Search for dead transitions found 0 dead transitions in 4735ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5097 ms. Remains : 58/58 places, 59/59 transitions.
RANDOM walk for 40000 steps (8918 resets) in 1492 ms. (26 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (4091 resets) in 427 ms. (93 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (4039 resets) in 142 ms. (279 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (4042 resets) in 131 ms. (303 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40001 steps (4116 resets) in 90 ms. (439 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (4092 resets) in 86 ms. (459 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (4128 resets) in 68 ms. (579 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 835592 steps, run timeout after 3001 ms. (steps per millisecond=278 ) properties seen :4 out of 6
Probabilistic random walk after 835592 steps, saw 429542 distinct states, run finished after 3005 ms. (steps per millisecond=278 ) properties seen :4
[2024-05-28 08:58:16] [INFO ] Invariant cache hit.
[2024-05-28 08:58:16] [INFO ] State equation strengthened by 23 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 27/29 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/29 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 10/39 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/39 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2/41 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/41 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 45/86 variables, 41/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/86 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 9 (OVERLAPS) 21/107 variables, 12/57 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/107 variables, 18/75 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/107 variables, 0/75 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 10/117 variables, 5/80 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/117 variables, 5/85 constraints. Problems are: Problem set: 1 solved, 1 unsolved
[2024-05-28 08:58:16] [INFO ] Deduced a trap composed of 11 places in 38 ms of which 1 ms to minimize.
Problem MAX2 is UNSAT
After SMT solving in domain Real declared 117/117 variables, and 86 constraints, problems are : Problem set: 2 solved, 0 unsolved in 143 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 58/58 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 153ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-02 1 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (After reachability solving 1 queries.) : Max Seen:[0, 0] Max Struct:[7, 96]
Starting property specific reduction for SieveSingleMsgMbox-PT-d0m96-UpperBounds-00
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[7]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[7]
[2024-05-28 08:58:16] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[7]
RANDOM walk for 10000 steps (2215 resets) in 9 ms. (1000 steps per ms)
BEST_FIRST walk for 10000 steps (1007 resets) in 5 ms. (1666 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[7]
[2024-05-28 08:58:16] [INFO ] Invariant cache hit.
[2024-05-28 08:58:16] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-28 08:58:16] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-28 08:58:16] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2024-05-28 08:58:16] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-05-28 08:58:16] [INFO ] [Real]Added 23 Read/Feed constraints in 8 ms returned sat
[2024-05-28 08:58:16] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 08:58:16] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-05-28 08:58:16] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-28 08:58:16] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2024-05-28 08:58:16] [INFO ] [Nat]Added 23 Read/Feed constraints in 7 ms returned sat
[2024-05-28 08:58:16] [INFO ] Computed and/alt/rep : 15/28/15 causal constraints (skipped 43 transitions) in 11 ms.
[2024-05-28 08:58:16] [INFO ] Added : 11 causal constraints over 3 iterations in 52 ms. Result :sat
Minimization took 39 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[7]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[7]
Support contains 1 out of 58 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 58/58 places, 59/59 transitions.
Applied a total of 0 rules in 8 ms. Remains 58 /58 variables (removed 0) and now considering 59/59 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 58/58 places, 59/59 transitions.
[2024-05-28 08:58:16] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[7]
RANDOM walk for 1000000 steps (223689 resets) in 993 ms. (1006 steps per ms)
BEST_FIRST walk for 1000000 steps (102875 resets) in 365 ms. (2732 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[7]
[2024-05-28 08:58:17] [INFO ] Invariant cache hit.
[2024-05-28 08:58:17] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-28 08:58:17] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-28 08:58:17] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2024-05-28 08:58:17] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-05-28 08:58:17] [INFO ] [Real]Added 23 Read/Feed constraints in 7 ms returned sat
[2024-05-28 08:58:17] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 08:58:17] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-28 08:58:17] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-28 08:58:17] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-05-28 08:58:18] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-05-28 08:58:18] [INFO ] Computed and/alt/rep : 15/28/15 causal constraints (skipped 43 transitions) in 7 ms.
[2024-05-28 08:58:18] [INFO ] Added : 11 causal constraints over 3 iterations in 35 ms. Result :sat
Minimization took 26 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[7]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[7]
Support contains 1 out of 58 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 58/58 places, 59/59 transitions.
Applied a total of 0 rules in 5 ms. Remains 58 /58 variables (removed 0) and now considering 59/59 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 58/58 places, 59/59 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 58/58 places, 59/59 transitions.
Applied a total of 0 rules in 5 ms. Remains 58 /58 variables (removed 0) and now considering 59/59 (removed 0) transitions.
[2024-05-28 08:58:18] [INFO ] Invariant cache hit.
[2024-05-28 08:58:18] [INFO ] Implicit Places using invariants in 57 ms returned []
[2024-05-28 08:58:18] [INFO ] Invariant cache hit.
[2024-05-28 08:58:18] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-05-28 08:58:18] [INFO ] Implicit Places using invariants and state equation in 115 ms returned []
Implicit Place search using SMT with State Equation took 174 ms to find 0 implicit places.
[2024-05-28 08:58:18] [INFO ] Redundant transitions in 2 ms returned []
Running 58 sub problems to find dead transitions.
[2024-05-28 08:58:18] [INFO ] Invariant cache hit.
[2024-05-28 08:58:18] [INFO ] State equation strengthened by 23 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/57 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/57 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 3 (OVERLAPS) 1/58 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 5 (OVERLAPS) 59/117 variables, 58/62 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/117 variables, 23/85 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/117 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 8 (OVERLAPS) 0/117 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 58 unsolved
No progress, stopping.
After SMT solving in domain Real declared 117/117 variables, and 85 constraints, problems are : Problem set: 0 solved, 58 unsolved in 1842 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 58/58 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 58/58 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 58 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/57 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/57 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 3 (OVERLAPS) 1/58 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 5 (OVERLAPS) 59/117 variables, 58/62 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/117 variables, 23/85 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/117 variables, 58/143 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/117 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 9 (OVERLAPS) 0/117 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 58 unsolved
No progress, stopping.
After SMT solving in domain Int declared 117/117 variables, and 143 constraints, problems are : Problem set: 0 solved, 58 unsolved in 1922 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 58/58 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 58/58 constraints, Known Traps: 0/0 constraints]
After SMT, in 3866ms problems are : Problem set: 0 solved, 58 unsolved
Search for dead transitions found 0 dead transitions in 3868ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4057 ms. Remains : 58/58 places, 59/59 transitions.
RANDOM walk for 40000 steps (8837 resets) in 200 ms. (199 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (4057 resets) in 73 ms. (540 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (4156 resets) in 61 ms. (645 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 3305952 steps, run timeout after 3001 ms. (steps per millisecond=1101 ) properties seen :1 out of 2
Probabilistic random walk after 3305952 steps, saw 1687572 distinct states, run finished after 3001 ms. (steps per millisecond=1101 ) properties seen :1
[2024-05-28 08:58:25] [INFO ] Invariant cache hit.
[2024-05-28 08:58:25] [INFO ] State equation strengthened by 23 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) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 42/45 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 26/71 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/71 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/71 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 10/81 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/81 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/81 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/83 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/83 variables, 2/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/83 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem MAX0 is UNSAT
After SMT solving in domain Real declared 117/117 variables, and 65 constraints, problems are : Problem set: 1 solved, 0 unsolved in 77 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 58/58 constraints, ReadFeed: 3/23 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 83ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[0] Max Struct:[7]
Ending property specific reduction for SieveSingleMsgMbox-PT-d0m96-UpperBounds-00 in 9216 ms.
Starting property specific reduction for SieveSingleMsgMbox-PT-d0m96-UpperBounds-10
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:[96]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[96]
[2024-05-28 08:58:25] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[96]
RANDOM walk for 10000 steps (2267 resets) in 11 ms. (833 steps per ms)
BEST_FIRST walk for 10001 steps (1032 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[96]
[2024-05-28 08:58:25] [INFO ] Invariant cache hit.
[2024-05-28 08:58:25] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-28 08:58:25] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-28 08:58:25] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2024-05-28 08:58:25] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-05-28 08:58:25] [INFO ] [Real]Added 23 Read/Feed constraints in 6 ms returned sat
[2024-05-28 08:58:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 08:58:25] [INFO ] [Nat]Absence check using 3 positive place invariants in 9 ms returned sat
[2024-05-28 08:58:25] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 6 ms returned sat
[2024-05-28 08:58:25] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-05-28 08:58:25] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-05-28 08:58:25] [INFO ] Computed and/alt/rep : 15/28/15 causal constraints (skipped 43 transitions) in 7 ms.
[2024-05-28 08:58:25] [INFO ] Added : 6 causal constraints over 2 iterations in 27 ms. Result :sat
Minimization took 29 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[96]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[96]
Support contains 1 out of 58 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 58/58 places, 59/59 transitions.
Applied a total of 0 rules in 5 ms. Remains 58 /58 variables (removed 0) and now considering 59/59 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 58/58 places, 59/59 transitions.
[2024-05-28 08:58:25] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[96]
RANDOM walk for 1000000 steps (223415 resets) in 905 ms. (1103 steps per ms)
BEST_FIRST walk for 1000000 steps (102928 resets) in 368 ms. (2710 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[96]
[2024-05-28 08:58:26] [INFO ] Invariant cache hit.
[2024-05-28 08:58:26] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-28 08:58:26] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-28 08:58:26] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2024-05-28 08:58:26] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-05-28 08:58:26] [INFO ] [Real]Added 23 Read/Feed constraints in 5 ms returned sat
[2024-05-28 08:58:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 08:58:27] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-28 08:58:27] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-28 08:58:27] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-05-28 08:58:27] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2024-05-28 08:58:27] [INFO ] Computed and/alt/rep : 15/28/15 causal constraints (skipped 43 transitions) in 6 ms.
[2024-05-28 08:58:27] [INFO ] Added : 6 causal constraints over 2 iterations in 25 ms. Result :sat
Minimization took 28 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[96]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[96]
Support contains 1 out of 58 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 58/58 places, 59/59 transitions.
Applied a total of 0 rules in 5 ms. Remains 58 /58 variables (removed 0) and now considering 59/59 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 58/58 places, 59/59 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 58/58 places, 59/59 transitions.
Applied a total of 0 rules in 4 ms. Remains 58 /58 variables (removed 0) and now considering 59/59 (removed 0) transitions.
[2024-05-28 08:58:27] [INFO ] Invariant cache hit.
[2024-05-28 08:58:27] [INFO ] Implicit Places using invariants in 67 ms returned []
[2024-05-28 08:58:27] [INFO ] Invariant cache hit.
[2024-05-28 08:58:27] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-05-28 08:58:27] [INFO ] Implicit Places using invariants and state equation in 173 ms returned []
Implicit Place search using SMT with State Equation took 242 ms to find 0 implicit places.
[2024-05-28 08:58:27] [INFO ] Redundant transitions in 1 ms returned []
Running 58 sub problems to find dead transitions.
[2024-05-28 08:58:27] [INFO ] Invariant cache hit.
[2024-05-28 08:58:27] [INFO ] State equation strengthened by 23 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/57 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/57 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 3 (OVERLAPS) 1/58 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 5 (OVERLAPS) 59/117 variables, 58/62 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/117 variables, 23/85 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/117 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 8 (OVERLAPS) 0/117 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 58 unsolved
No progress, stopping.
After SMT solving in domain Real declared 117/117 variables, and 85 constraints, problems are : Problem set: 0 solved, 58 unsolved in 1773 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 58/58 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 58/58 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 58 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/57 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/57 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 3 (OVERLAPS) 1/58 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 5 (OVERLAPS) 59/117 variables, 58/62 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/117 variables, 23/85 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/117 variables, 58/143 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/117 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 9 (OVERLAPS) 0/117 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 58 unsolved
No progress, stopping.
After SMT solving in domain Int declared 117/117 variables, and 143 constraints, problems are : Problem set: 0 solved, 58 unsolved in 2664 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 58/58 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 58/58 constraints, Known Traps: 0/0 constraints]
After SMT, in 4502ms problems are : Problem set: 0 solved, 58 unsolved
Search for dead transitions found 0 dead transitions in 4504ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4759 ms. Remains : 58/58 places, 59/59 transitions.
RANDOM walk for 40000 steps (8883 resets) in 102 ms. (388 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (4157 resets) in 52 ms. (754 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (4039 resets) in 51 ms. (769 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 3085365 steps, run timeout after 3001 ms. (steps per millisecond=1028 ) properties seen :1 out of 2
Probabilistic random walk after 3085365 steps, saw 1574992 distinct states, run finished after 3001 ms. (steps per millisecond=1028 ) properties seen :1
[2024-05-28 08:58:34] [INFO ] Invariant cache hit.
[2024-05-28 08:58:34] [INFO ] State equation strengthened by 23 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) 27/28 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 10/38 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/40 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 44/84 variables, 40/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/84 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 19/103 variables, 11/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/103 variables, 16/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/103 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 14/117 variables, 7/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/117 variables, 7/85 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-28 08:58:35] [INFO ] Deduced a trap composed of 11 places in 43 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
After SMT solving in domain Real declared 117/117 variables, and 86 constraints, problems are : Problem set: 1 solved, 0 unsolved in 129 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 58/58 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 133ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[0] Max Struct:[96]
Ending property specific reduction for SieveSingleMsgMbox-PT-d0m96-UpperBounds-10 in 9659 ms.
[2024-05-28 08:58:35] [INFO ] Flatten gal took : 60 ms
[2024-05-28 08:58:35] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/UpperBounds.sr.xml took 5 ms.
[2024-05-28 08:58:35] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 58 places, 59 transitions and 234 arcs took 8 ms.
Total runtime 35488 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------
Running SieveSingleMsgMbox-PT-d0m96
IS_COLORED=
IS_NUPN=
LOADING PETRI NET FILE /home/mcc/execution/416/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 58
TRANSITIONS: 59
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.000s, Sys 0.004s]
SAVING FILE /home/mcc/execution/416/model (.net / .def) ...
EXPORT TIME: [User 0.000s, Sys 0.000s]
----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES
Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net
Process ID: 711
MODEL NAME: /home/mcc/execution/416/model
58 places, 59 transitions.
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-00 1 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-10 93 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------
BK_STOP 1716886903759
--------------------
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
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="SieveSingleMsgMbox-PT-d0m96"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="greatspnxred"
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 greatspnxred"
echo " Input is SieveSingleMsgMbox-PT-d0m96, 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 r377-smll-171683809600045"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/SieveSingleMsgMbox-PT-d0m96.tgz
mv SieveSingleMsgMbox-PT-d0m96 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 '
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 ;