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.r508-tall-171654350900125.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 MultiCrashLeafsetExtension-PT-S24C10, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r508-tall-171654350900125
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 18M
-rw-r--r-- 1 mcc users 13K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.8K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 6.9K May 19 07:11 LTLCardinality.txt
-rw-r--r-- 1 mcc users 31K May 19 16:06 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.2K May 19 07:23 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 19 18:38 LTLFireability.xml
-rw-r--r-- 1 mcc users 27K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 155K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Apr 12 06:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 56K Apr 12 06:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.4K May 19 07:13 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.5K May 19 15:28 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 7 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 18M 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 MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-00
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-01
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-02
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-03
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-04
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-05
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-06
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-07
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-08
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-09
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-10
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-11
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-12
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-13
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-14
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1717210001273

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=MultiCrashLeafsetExtension-PT-S24C10
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 02:46:42] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-06-01 02:46:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 02:46:43] [INFO ] Load time of PNML (sax parser for PT used): 804 ms
[2024-06-01 02:46:43] [INFO ] Transformed 17896 places.
[2024-06-01 02:46:43] [INFO ] Transformed 26071 transitions.
[2024-06-01 02:46:43] [INFO ] Parsed PT model containing 17896 places and 26071 transitions and 96710 arcs in 1034 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 12 ms.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-06-01 02:46:43] [INFO ] Flow matrix only has 25471 transitions (discarded 600 similar events)
// Phase 1: matrix 25471 rows 17896 cols
[2024-06-01 02:46:46] [INFO ] Computed 1245 invariants in 2253 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[25, 1, 25, 1, 1, 1, 75, 25, 25, 25, 75, 25, 47, 1, 25, 25]
RANDOM walk for 10000 steps (97 resets) in 304 ms. (32 steps per ms)
BEST_FIRST walk for 160010 steps (304 resets) in 974 ms. (164 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 1, 1, 0, 1, 0] Max Struct:[25, 1, 25, 1, 1, 1, 75, 25, 25, 25, 75, 25, 47, 1, 25, 25]
[2024-06-01 02:46:47] [INFO ] Flow matrix only has 25471 transitions (discarded 600 similar events)
[2024-06-01 02:46:47] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 1, 1, 0, 1, 0] Max Struct:[25, 1, 25, 1, 1, 1, 75, 25, 25, 25, 75, 25, 47, 1, 25, 25]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 1, 1, 0, 1, 0] Max Struct:[25, 1, 25, 1, 1, 1, 75, 25, 25, 25, 75, 25, 47, 1, 25, 25]
Support contains 16 out of 17896 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 17896/17896 places, 26071/26071 transitions.
Graph (complete) has 56805 edges and 17896 vertex of which 17848 are kept as prefixes of interest. Removing 48 places using SCC suffix rule.51 ms
Discarding 48 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 5993 transitions
Trivial Post-agglo rules discarded 5993 transitions
Performed 5993 trivial Post agglomeration. Transition count delta: 5993
Iterating post reduction 0 with 5993 rules applied. Total rules applied 5994 place count 17848 transition count 20078
Reduce places removed 5993 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 5995 rules applied. Total rules applied 11989 place count 11855 transition count 20076
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 11991 place count 11853 transition count 20076
Performed 499 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 499 Pre rules applied. Total rules applied 11991 place count 11853 transition count 19577
Deduced a syphon composed of 499 places in 24 ms
Reduce places removed 499 places and 0 transitions.
Iterating global reduction 3 with 998 rules applied. Total rules applied 12989 place count 11354 transition count 19577
Discarding 5493 places :
Symmetric choice reduction at 3 with 5493 rule applications. Total rules 18482 place count 5861 transition count 14084
Iterating global reduction 3 with 5493 rules applied. Total rules applied 23975 place count 5861 transition count 14084
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 14 Pre rules applied. Total rules applied 23975 place count 5861 transition count 14070
Deduced a syphon composed of 14 places in 12 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 3 with 28 rules applied. Total rules applied 24003 place count 5847 transition count 14070
Discarding 542 places :
Symmetric choice reduction at 3 with 542 rule applications. Total rules 24545 place count 5305 transition count 8650
Iterating global reduction 3 with 542 rules applied. Total rules applied 25087 place count 5305 transition count 8650
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 11 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 3 with 50 rules applied. Total rules applied 25137 place count 5280 transition count 8625
Free-agglomeration rule (complex) applied 340 times.
Iterating global reduction 3 with 340 rules applied. Total rules applied 25477 place count 5280 transition count 12974
Reduce places removed 340 places and 0 transitions.
Iterating post reduction 3 with 340 rules applied. Total rules applied 25817 place count 4940 transition count 12974
Partial Free-agglomeration rule applied 150 times.
Drop transitions (Partial Free agglomeration) removed 150 transitions
Iterating global reduction 4 with 150 rules applied. Total rules applied 25967 place count 4940 transition count 12974
Applied a total of 25967 rules in 6566 ms. Remains 4940 /17896 variables (removed 12956) and now considering 12974/26071 (removed 13097) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6590 ms. Remains : 4940/17896 places, 12974/26071 transitions.
[2024-06-01 02:47:26] [INFO ] Flow matrix only has 12089 transitions (discarded 885 similar events)
// Phase 1: matrix 12089 rows 4940 cols
[2024-06-01 02:47:26] [INFO ] Computed 1197 invariants in 348 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 1, 1, 0, 1, 0] Max Struct:[1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 2, 1, 22, 1, 1, 1]
FORMULA MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 587252 steps (9465 resets) in 30001 ms. (19 steps per ms)
FORMULA MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 5855243 steps (12666 resets) in 45009 ms. (130 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 1, 1, 0] Max Struct:[1, 1, 1, 1, 1, 2, 2, 22, 1]
[2024-06-01 02:48:41] [INFO ] Flow matrix only has 12089 transitions (discarded 885 similar events)
[2024-06-01 02:48:41] [INFO ] Invariant cache hit.
[2024-06-01 02:48:42] [INFO ] [Real]Absence check using 49 positive place invariants in 153 ms returned sat
[2024-06-01 02:48:42] [INFO ] [Real]Absence check using 49 positive and 1148 generalized place invariants in 238 ms returned sat
[2024-06-01 02:48:47] [INFO ] [Real]Absence check using state equation in 5055 ms returned sat
[2024-06-01 02:48:48] [INFO ] State equation strengthened by 7813 read => feed constraints.
[2024-06-01 02:48:50] [INFO ] [Real]Added 7813 Read/Feed constraints in 2415 ms returned sat
[2024-06-01 02:48:51] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 02:48:51] [INFO ] [Nat]Absence check using 49 positive place invariants in 122 ms returned sat
[2024-06-01 02:48:52] [INFO ] [Nat]Absence check using 49 positive and 1148 generalized place invariants in 251 ms returned sat
[2024-06-01 02:48:56] [INFO ] [Nat]Absence check using state equation in 4787 ms returned sat
[2024-06-01 02:49:02] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 02:49:06] [INFO ] [Nat]Added 7813 Read/Feed constraints in 9776 ms returned unknown
[2024-06-01 02:49:07] [INFO ] [Real]Absence check using 49 positive place invariants in 108 ms returned sat
[2024-06-01 02:49:07] [INFO ] [Real]Absence check using 49 positive and 1148 generalized place invariants in 211 ms returned sat
[2024-06-01 02:49:11] [INFO ] [Real]Absence check using state equation in 4274 ms returned sat
[2024-06-01 02:49:13] [INFO ] [Real]Added 7813 Read/Feed constraints in 1379 ms returned sat
[2024-06-01 02:49:13] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 02:49:14] [INFO ] [Nat]Absence check using 49 positive place invariants in 110 ms returned sat
[2024-06-01 02:49:14] [INFO ] [Nat]Absence check using 49 positive and 1148 generalized place invariants in 245 ms returned sat
[2024-06-01 02:49:18] [INFO ] [Nat]Absence check using state equation in 4347 ms returned sat
[2024-06-01 02:49:23] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 02:49:25] [INFO ] [Nat]Added 7813 Read/Feed constraints in 6936 ms returned sat
[2024-06-01 02:49:27] [INFO ] Computed and/alt/rep : 4649/6701/4649 causal constraints (skipped 7415 transitions) in 1180 ms.
[2024-06-01 02:49:29] [INFO ] Added : 10 causal constraints over 2 iterations in 3310 ms. Result :sat
Minimization took 8873 ms.
[2024-06-01 02:49:38] [INFO ] [Real]Absence check using 49 positive place invariants in 133 ms returned sat
[2024-06-01 02:49:39] [INFO ] [Real]Absence check using 49 positive and 1148 generalized place invariants in 251 ms returned sat
[2024-06-01 02:49:44] [INFO ] [Real]Absence check using state equation in 4859 ms returned sat
[2024-06-01 02:49:45] [INFO ] [Real]Added 7813 Read/Feed constraints in 1545 ms returned sat
[2024-06-01 02:49:46] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 02:49:46] [INFO ] [Nat]Absence check using 49 positive place invariants in 108 ms returned sat
[2024-06-01 02:49:46] [INFO ] [Nat]Absence check using 49 positive and 1148 generalized place invariants in 250 ms returned sat
[2024-06-01 02:49:52] [INFO ] [Nat]Absence check using state equation in 5487 ms returned sat
[2024-06-01 02:49:57] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 02:50:01] [INFO ] [Nat]Added 7813 Read/Feed constraints in 9549 ms returned unknown
[2024-06-01 02:50:02] [INFO ] [Real]Absence check using 49 positive place invariants in 110 ms returned sat
[2024-06-01 02:50:02] [INFO ] [Real]Absence check using 49 positive and 1148 generalized place invariants in 232 ms returned sat
[2024-06-01 02:50:07] [INFO ] [Real]Absence check using state equation in 4774 ms returned sat
[2024-06-01 02:50:10] [INFO ] [Real]Added 7813 Read/Feed constraints in 2809 ms returned sat
[2024-06-01 02:50:10] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 02:50:11] [INFO ] [Nat]Absence check using 49 positive place invariants in 107 ms returned sat
[2024-06-01 02:50:11] [INFO ] [Nat]Absence check using 49 positive and 1148 generalized place invariants in 221 ms returned sat
[2024-06-01 02:50:16] [INFO ] [Nat]Absence check using state equation in 4901 ms returned sat
[2024-06-01 02:50:21] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 02:50:26] [INFO ] [Nat]Added 7813 Read/Feed constraints in 9447 ms returned unknown
[2024-06-01 02:50:26] [INFO ] [Real]Absence check using 49 positive place invariants in 105 ms returned sat
[2024-06-01 02:50:26] [INFO ] [Real]Absence check using 49 positive and 1148 generalized place invariants in 243 ms returned sat
[2024-06-01 02:50:31] [INFO ] [Real]Absence check using state equation in 4327 ms returned sat
[2024-06-01 02:50:32] [INFO ] [Real]Added 7813 Read/Feed constraints in 1040 ms returned sat
[2024-06-01 02:50:32] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 02:50:33] [INFO ] [Nat]Absence check using 49 positive place invariants in 103 ms returned sat
[2024-06-01 02:50:33] [INFO ] [Nat]Absence check using 49 positive and 1148 generalized place invariants in 243 ms returned sat
[2024-06-01 02:50:38] [INFO ] [Nat]Absence check using state equation in 4829 ms returned sat
[2024-06-01 02:50:43] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 02:50:47] [INFO ] [Nat]Added 7813 Read/Feed constraints in 9438 ms returned unknown
[2024-06-01 02:50:48] [INFO ] [Real]Absence check using 49 positive place invariants in 113 ms returned sat
[2024-06-01 02:50:48] [INFO ] [Real]Absence check using 49 positive and 1148 generalized place invariants in 243 ms returned sat
[2024-06-01 02:50:53] [INFO ] [Real]Absence check using state equation in 4792 ms returned sat
[2024-06-01 02:50:53] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 02:50:54] [INFO ] [Nat]Absence check using 49 positive place invariants in 107 ms returned sat
[2024-06-01 02:50:54] [INFO ] [Nat]Absence check using 49 positive and 1148 generalized place invariants in 245 ms returned sat
[2024-06-01 02:51:00] [INFO ] [Nat]Absence check using state equation in 5820 ms returned sat
[2024-06-01 02:51:05] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 02:51:06] [INFO ] [Nat]Added 7813 Read/Feed constraints in 6093 ms returned sat
[2024-06-01 02:51:14] [INFO ] Deduced a trap composed of 287 places in 7488 ms of which 231 ms to minimize.
[2024-06-01 02:51:18] [INFO ] Trap strengthening (SAT) tested/added 1/1 trap constraints in 12310 ms
[2024-06-01 02:51:19] [INFO ] [Real]Absence check using 49 positive place invariants in 106 ms returned sat
[2024-06-01 02:51:19] [INFO ] [Real]Absence check using 49 positive and 1148 generalized place invariants in 111 ms returned unsat
[2024-06-01 02:51:20] [INFO ] [Real]Absence check using 49 positive place invariants in 113 ms returned sat
[2024-06-01 02:51:20] [INFO ] [Real]Absence check using 49 positive and 1148 generalized place invariants in 171 ms returned unsat
[2024-06-01 02:51:20] [INFO ] [Real]Absence check using 49 positive place invariants in 104 ms returned sat
[2024-06-01 02:51:20] [INFO ] [Real]Absence check using 49 positive and 1148 generalized place invariants in 241 ms returned sat
[2024-06-01 02:51:28] [INFO ] [Real]Absence check using state equation in 7849 ms returned sat
[2024-06-01 02:51:30] [INFO ] [Real]Added 7813 Read/Feed constraints in 1634 ms returned sat
[2024-06-01 02:51:31] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 02:51:31] [INFO ] [Nat]Absence check using 49 positive place invariants in 107 ms returned sat
[2024-06-01 02:51:31] [INFO ] [Nat]Absence check using 49 positive and 1148 generalized place invariants in 256 ms returned sat
[2024-06-01 02:51:39] [INFO ] [Nat]Absence check using state equation in 7846 ms returned sat
[2024-06-01 02:51:44] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 02:51:49] [INFO ] [Nat]Added 7813 Read/Feed constraints in 9491 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 1, 1, 0] Max Struct:[1, 1, 1, 1, 1, 2, 1, 1, 1]
FORMULA MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 2, 1]
Support contains 7 out of 4940 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4940/4940 places, 12974/12974 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 4940 transition count 12970
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 4936 transition count 12970
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 8 place count 4936 transition count 12969
Deduced a syphon composed of 1 places in 7 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 10 place count 4935 transition count 12969
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 18 place count 4935 transition count 13150
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 26 place count 4927 transition count 13150
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 31 place count 4922 transition count 13145
Iterating global reduction 3 with 5 rules applied. Total rules applied 36 place count 4922 transition count 13145
Applied a total of 36 rules in 1755 ms. Remains 4922 /4940 variables (removed 18) and now considering 13145/12974 (removed -171) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1755 ms. Remains : 4922/4940 places, 13145/12974 transitions.
[2024-06-01 02:51:51] [INFO ] Flow matrix only has 12259 transitions (discarded 886 similar events)
// Phase 1: matrix 12259 rows 4922 cols
[2024-06-01 02:51:51] [INFO ] Computed 1197 invariants in 332 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 2, 1]
RANDOM walk for 581313 steps (9426 resets) in 30001 ms. (19 steps per ms)
BEST_FIRST walk for 4416397 steps (9561 resets) in 35007 ms. (126 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 2, 1]
[2024-06-01 02:52:56] [INFO ] Flow matrix only has 12259 transitions (discarded 886 similar events)
[2024-06-01 02:52:56] [INFO ] Invariant cache hit.
[2024-06-01 02:52:57] [INFO ] [Real]Absence check using 49 positive place invariants in 107 ms returned sat
[2024-06-01 02:52:57] [INFO ] [Real]Absence check using 49 positive and 1148 generalized place invariants in 236 ms returned sat
[2024-06-01 02:53:02] [INFO ] [Real]Absence check using state equation in 5322 ms returned sat
[2024-06-01 02:53:03] [INFO ] State equation strengthened by 8002 read => feed constraints.
[2024-06-01 02:53:05] [INFO ] [Real]Added 8002 Read/Feed constraints in 2210 ms returned sat
[2024-06-01 02:53:05] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 02:53:06] [INFO ] [Nat]Absence check using 49 positive place invariants in 109 ms returned sat
[2024-06-01 02:53:06] [INFO ] [Nat]Absence check using 49 positive and 1148 generalized place invariants in 238 ms returned sat
[2024-06-01 02:53:11] [INFO ] [Nat]Absence check using state equation in 5529 ms returned sat
[2024-06-01 02:53:17] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 02:53:21] [INFO ] [Nat]Added 8002 Read/Feed constraints in 9693 ms returned unknown
[2024-06-01 02:53:22] [INFO ] [Real]Absence check using 49 positive place invariants in 122 ms returned sat
[2024-06-01 02:53:22] [INFO ] [Real]Absence check using 49 positive and 1148 generalized place invariants in 235 ms returned sat
[2024-06-01 02:53:26] [INFO ] [Real]Absence check using state equation in 4254 ms returned sat
[2024-06-01 02:53:28] [INFO ] [Real]Added 8002 Read/Feed constraints in 1933 ms returned sat
[2024-06-01 02:53:29] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 02:53:29] [INFO ] [Nat]Absence check using 49 positive place invariants in 109 ms returned sat
[2024-06-01 02:53:30] [INFO ] [Nat]Absence check using 49 positive and 1148 generalized place invariants in 241 ms returned sat
[2024-06-01 02:53:34] [INFO ] [Nat]Absence check using state equation in 4054 ms returned sat
[2024-06-01 02:53:39] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 02:53:41] [INFO ] [Nat]Added 8002 Read/Feed constraints in 7235 ms returned sat
[2024-06-01 02:53:42] [INFO ] Computed and/alt/rep : 4613/6647/4613 causal constraints (skipped 7621 transitions) in 1228 ms.
[2024-06-01 02:53:44] [INFO ] Added : 10 causal constraints over 2 iterations in 3278 ms. Result :sat
Minimization took 8381 ms.
[2024-06-01 02:53:54] [INFO ] [Real]Absence check using 49 positive place invariants in 118 ms returned sat
[2024-06-01 02:53:54] [INFO ] [Real]Absence check using 49 positive and 1148 generalized place invariants in 275 ms returned sat
[2024-06-01 02:53:59] [INFO ] [Real]Absence check using state equation in 5628 ms returned sat
[2024-06-01 02:54:00] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 02:54:00] [INFO ] [Nat]Absence check using 49 positive place invariants in 116 ms returned sat
[2024-06-01 02:54:01] [INFO ] [Nat]Absence check using 49 positive and 1148 generalized place invariants in 260 ms returned sat
[2024-06-01 02:54:06] [INFO ] [Nat]Absence check using state equation in 5023 ms returned sat
[2024-06-01 02:54:11] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 02:54:15] [INFO ] [Nat]Added 8002 Read/Feed constraints in 9496 ms returned unknown
[2024-06-01 02:54:16] [INFO ] [Real]Absence check using 49 positive place invariants in 113 ms returned sat
[2024-06-01 02:54:16] [INFO ] [Real]Absence check using 49 positive and 1148 generalized place invariants in 257 ms returned sat
[2024-06-01 02:54:20] [INFO ] [Real]Absence check using state equation in 4436 ms returned sat
[2024-06-01 02:54:23] [INFO ] [Real]Added 8002 Read/Feed constraints in 2000 ms returned sat
[2024-06-01 02:54:23] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 02:54:24] [INFO ] [Nat]Absence check using 49 positive place invariants in 110 ms returned sat
[2024-06-01 02:54:24] [INFO ] [Nat]Absence check using 49 positive and 1148 generalized place invariants in 264 ms returned sat
[2024-06-01 02:54:29] [INFO ] [Nat]Absence check using state equation in 5099 ms returned sat
[2024-06-01 02:54:34] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 02:54:39] [INFO ] [Nat]Added 8002 Read/Feed constraints in 9651 ms returned unknown
[2024-06-01 02:54:39] [INFO ] [Real]Absence check using 49 positive place invariants in 108 ms returned sat
[2024-06-01 02:54:39] [INFO ] [Real]Absence check using 49 positive and 1148 generalized place invariants in 247 ms returned sat
[2024-06-01 02:54:44] [INFO ] [Real]Absence check using state equation in 4790 ms returned sat
[2024-06-01 02:54:46] [INFO ] [Real]Added 8002 Read/Feed constraints in 1046 ms returned sat
[2024-06-01 02:54:46] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 02:54:46] [INFO ] [Nat]Absence check using 49 positive place invariants in 112 ms returned sat
[2024-06-01 02:54:47] [INFO ] [Nat]Absence check using 49 positive and 1148 generalized place invariants in 259 ms returned sat
[2024-06-01 02:54:52] [INFO ] [Nat]Absence check using state equation in 5585 ms returned sat
[2024-06-01 02:54:58] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 02:55:02] [INFO ] [Nat]Added 8002 Read/Feed constraints in 9756 ms returned unknown
[2024-06-01 02:55:03] [INFO ] [Real]Absence check using 49 positive place invariants in 108 ms returned sat
[2024-06-01 02:55:03] [INFO ] [Real]Absence check using 49 positive and 1148 generalized place invariants in 259 ms returned sat
[2024-06-01 02:55:07] [INFO ] [Real]Absence check using state equation in 4531 ms returned sat
[2024-06-01 02:55:09] [INFO ] [Real]Added 8002 Read/Feed constraints in 1179 ms returned sat
[2024-06-01 02:55:09] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 02:55:10] [INFO ] [Nat]Absence check using 49 positive place invariants in 109 ms returned sat
[2024-06-01 02:55:10] [INFO ] [Nat]Absence check using 49 positive and 1148 generalized place invariants in 257 ms returned sat
[2024-06-01 02:55:15] [INFO ] [Nat]Absence check using state equation in 4865 ms returned sat
[2024-06-01 02:55:20] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 02:55:24] [INFO ] [Nat]Added 8002 Read/Feed constraints in 9492 ms returned unknown
[2024-06-01 02:55:25] [INFO ] [Real]Absence check using 49 positive place invariants in 114 ms returned sat
[2024-06-01 02:55:25] [INFO ] [Real]Absence check using 49 positive and 1148 generalized place invariants in 252 ms returned sat
[2024-06-01 02:55:30] [INFO ] [Real]Absence check using state equation in 4504 ms returned sat
[2024-06-01 02:55:31] [INFO ] [Real]Added 8002 Read/Feed constraints in 1527 ms returned sat
[2024-06-01 02:55:32] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 02:55:32] [INFO ] [Nat]Absence check using 49 positive place invariants in 108 ms returned sat
[2024-06-01 02:55:33] [INFO ] [Nat]Absence check using 49 positive and 1148 generalized place invariants in 252 ms returned sat
[2024-06-01 02:55:37] [INFO ] [Nat]Absence check using state equation in 4579 ms returned sat
[2024-06-01 02:55:42] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 02:55:47] [INFO ] [Nat]Added 8002 Read/Feed constraints in 9452 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 2, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 2, 1]
Support contains 7 out of 4922 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4922/4922 places, 13145/13145 transitions.
Applied a total of 0 rules in 687 ms. Remains 4922 /4922 variables (removed 0) and now considering 13145/13145 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 687 ms. Remains : 4922/4922 places, 13145/13145 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4922/4922 places, 13145/13145 transitions.
Applied a total of 0 rules in 689 ms. Remains 4922 /4922 variables (removed 0) and now considering 13145/13145 (removed 0) transitions.
[2024-06-01 02:55:48] [INFO ] Flow matrix only has 12259 transitions (discarded 886 similar events)
[2024-06-01 02:55:48] [INFO ] Invariant cache hit.
[2024-06-01 02:56:08] [INFO ] Implicit Places using invariants in 19658 ms returned [4, 7, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 23, 29, 37, 47, 59, 73, 89, 107, 127, 149, 172, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 224, 242, 258, 272, 284, 294, 302, 308, 312, 314, 337, 343, 345, 346, 347, 348, 349, 350, 351, 352, 353, 354, 355, 357, 361, 367, 375, 385, 397, 411, 427, 445, 465, 486, 506, 507, 508, 509, 510, 511, 512, 513, 514, 515, 516, 534, 550, 564, 576, 586, 594, 600, 604, 606, 608, 631, 637, 639, 640, 641, 642, 643, 644, 645, 646, 648, 649, 651, 653, 657, 663, 671, 681, 694, 708, 724, 742, 761, 779, 780, 781, 782, 783, 784, 785, 786, 787, 788, 789, 805, 819, 831, 841, 849, 855, 859, 861, 863, 865, 888, 894, 896, 897, 898, 899, 900, 901, 902, 903, 904, 905, 906, 908, 910, 912, 916, 922, 930, 940, 952, 966, 982, 999, 1015, 1016, 1017, 1018, 1019, 1020, 1021, 1022, 1023, 1024, 1025, 1039, 1051, 1061, 1069, 1075, 1079, 1081, 1083, 1085, 1087, 1110, 1116, 1118, 1119, 1120, 1121, 1122, 1123, 1124, 1125, 1126, 1127, 1128, 1130, 1132, 1134, 1136, 1140, 1146, 1154, 1164, 1176, 1190, 1205, 1219, 1220, 1221, 1222, 1223, 1224, 1225, 1226, 1227, 1228, 1229, 1241, 1251, 1259, 1265, 1269, 1271, 1273, 1275, 1277, 1279, 1302, 1308, 1310, 1311, 1312, 1313, 1314, 1315, 1316, 1317, 1318, 1319, 1320, 1322, 1324, 1326, 1328, 1330, 1334, 1340, 1348, 1358, 1370, 1383, 1395, 1396, 1397, 1398, 1399, 1400, 1401, 1402, 1403, 1404, 1405, 1415, 1423, 1429, 1433, 1435, 1437, 1439, 1441, 1443, 1445, 1468, 1474, 1476, 1477, 1478, 1479, 1480, 1481, 1482, 1483, 1484, 1485, 1486, 1488, 1490, 1492, 1494, 1496, 1498, 1502, 1508, 1516, 1526, 1537, 1547, 1548, 1549, 1550, 1551, 1552, 1553, 1554, 1555, 1556, 1557, 1565, 1571, 1575, 1577, 1579, 1581, 1583, 1585, 1587, 1589, 1612, 1618, 1620, 1621, 1622, 1623, 1624, 1625, 1626, 1627, 1628, 1629, 1630, 1632, 1634, 1636, 1638, 1640, 1642, 1644, 1648, 1654, 1662, 1671, 1679, 1680, 1681, 1682, 1683, 1684, 1685, 1686, 1687, 1688, 1689, 1695, 1699, 1701, 1703, 1705, 1707, 1709, 1711, 1713, 1715, 1738, 1744, 1746, 1747, 1748, 1749, 1750, 1751, 1752, 1753, 1754, 1755, 1756, 1758, 1760, 1762, 1764, 1766, 1768, 1770, 1772, 1776, 1782, 1789, 1795, 1796, 1797, 1798, 1799, 1800, 1801, 1802, 1803, 1804, 1805, 1809, 1811, 1813, 1815, 1817, 1819, 1821, 1823, 1825, 1827, 1850, 1856, 1858, 1859, 1860, 1861, 1862, 1863, 1864, 1865, 1866, 1867, 1868, 1870, 1872, 1874, 1876, 1878, 1880, 1882, 1884, 1886, 1890, 1895, 1899, 1900, 1901, 1902, 1903, 1904, 1905, 1906, 1907, 1908, 1909, 1911, 1913, 1915, 1917, 1919, 1921, 1923, 1925, 1927, 1929, 1952, 1958, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1972, 1974, 1976, 1978, 1980, 1982, 1984, 1986, 1988, 1990, 1993, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2009, 2011, 2013, 2015, 2017, 2019, 2021, 2023, 2025, 2048, 2054, 2056, 2057, 2058, 2059, 2060, 2061, 2062, 2063, 2064, 2065, 2066, 2068, 2070, 2072, 2074, 2076, 2078, 2080, 2082, 2084, 2086, 2088, 2090, 2091, 2092, 2093, 2094, 2095, 2096, 2097, 2098, 2099, 2100, 2102, 2104, 2106, 2108, 2110, 2112, 2114, 2116, 2118, 2120, 2143, 2145, 2148, 2150, 2151, 2152, 2153, 2154, 2155, 2156, 2157, 2158, 2159, 2160, 2162, 2164, 2166, 2168, 2170, 2172, 2174, 2176, 2178, 2180, 2182, 2184, 2185, 2186, 2187, 2188, 2189, 2190, 2191, 2192, 2193, 2194, 2196, 2198, 2200, 2202, 2204, 2206, 2208, 2210, 2212, 2214, 2237, 2243, 2245, 2246, 2247, 2248, 2249, 2250, 2251, 2252, 2253, 2254, 2255, 2257, 2259, 2261, 2263, 2265, 2267, 2269, 2271, 2273, 2275, 2277, 2279, 2280, 2281, 2282, 2283, 2284, 2285, 2286, 2287, 2288, 2289, 2291, 2293, 2295, 2297, 2299, 2301, 2303, 2305, 2307, 2309, 2332, 2338, 2340, 2341, 2342, 2343, 2344, 2345, 2346, 2347, 2348, 2349, 2350, 2352, 2354, 2356, 2358, 2360, 2362, 2364, 2366, 2368, 2370, 2372, 2375, 2376, 2377, 2378, 2379, 2380, 2381, 2382, 2383, 2384, 2385, 2387, 2389, 2391, 2393, 2395, 2397, 2399, 2401, 2403, 2405, 2428, 2434, 2436, 2437, 2438, 2439, 2440, 2441, 2442, 2443, 2444, 2445, 2446, 2448, 2450, 2452, 2454, 2456, 2458, 2460, 2462, 2464, 2466, 2470, 2475, 2476, 2477, 2478, 2479, 2480, 2481, 2482, 2483, 2484, 2485, 2489, 2491, 2493, 2495, 2497, 2499, 2501, 2503, 2505, 2507, 2530, 2536, 2538, 2539, 2540, 2541, 2542, 2543, 2544, 2545, 2546, 2547, 2548, 2550, 2552, 2554, 2556, 2558, 2560, 2562, 2564, 2566, 2570, 2576, 2583, 2584, 2585, 2586, 2587, 2588, 2589, 2590, 2591, 2592, 2593, 2599, 2603, 2605, 2607, 2609, 2611, 2613, 2615, 2617, 2619, 2642, 2648, 2650, 2651, 2652, 2653, 2654, 2655, 2656, 2657, 2658, 2659, 2660, 2662, 2664, 2666, 2668, 2670, 2672, 2674, 2676, 2680, 2686, 2694, 2703, 2704, 2705, 2706, 2707, 2708, 2709, 2710, 2711, 2712, 2713, 2721, 2727, 2731, 2733, 2735, 2737, 2739, 2741, 2743, 2745, 2768, 2774, 2776, 2777, 2778, 2779, 2780, 2781, 2782, 2783, 2784, 2785, 2786, 2788, 2790, 2792, 2794, 2796, 2798, 2800, 2804, 2810, 2818, 2828, 2839, 2840, 2841, 2842, 2843, 2844, 2845, 2846, 2847, 2848, 2849, 2859, 2867, 2873, 2877, 2879, 2881, 2883, 2885, 2887, 2889, 2912, 2918, 2920, 2921, 2922, 2923, 2924, 2925, 2926, 2927, 2928, 2929, 2930, 2932, 2934, 2936, 2938, 2940, 2942, 2946, 2952, 2960, 2970, 2982, 2995, 2996, 2997, 2998, 2999, 3000, 3001, 3002, 3003, 3004, 3005, 3017, 3027, 3035, 3041, 3045, 3047, 3049, 3051, 3053, 3055, 3078, 3084, 3086, 3087, 3088, 3089, 3090, 3091, 3092, 3093, 3094, 3095, 3096, 3098, 3100, 3102, 3104, 3106, 3110, 3116, 3124, 3134, 3146, 3160, 3175, 3176, 3177, 3178, 3179, 3180, 3181, 3182, 3183, 3184, 3185, 3199, 3211, 3221, 3229, 3235, 3239, 3241, 3243, 3245, 3247, 3270, 3276, 3278, 3279, 3280, 3281, 3282, 3283, 3284, 3285, 3286, 3287, 3288, 3290, 3292, 3294, 3296, 3300, 3306, 3314, 3324, 3336, 3350, 3366, 3383, 3384, 3385, 3386, 3387, 3388, 3389, 3390, 3391, 3392, 3393, 3409, 3423, 3435, 3445, 3453, 3459, 3463, 3465, 3467, 3469, 3492, 3498, 3500, 3501, 3502, 3503, 3504, 3505, 3506, 3507, 3508, 3509, 3510, 3512, 3514, 3516, 3520, 3526, 3534, 3544, 3556, 3570, 3586, 3604, 3623, 3624, 3625, 3626, 3627, 3628, 3629, 3630, 3632, 3633, 3651, 3667, 3681, 3693, 3705, 3713, 3719, 3723, 3725, 3727, 3750, 3756, 3758, 3759, 3760, 3761, 3762, 3763, 3764, 3765, 3766, 3767, 3768, 3770, 3772, 3776, 3782, 3790, 3800, 3812, 3826, 3842, 3860, 3880, 3901, 3902, 3903, 3904, 3905, 3906, 3907, 3908, 3909, 3910, 3911, 3931, 3949, 3965, 3979, 3991, 4001, 4009, 4015, 4019, 4021, 4044, 4046, 4049, 4051, 4052, 4053, 4054, 4055, 4056, 4057, 4058, 4059, 4060, 4061, 4063, 4067, 4073, 4081, 4091, 4103, 4117, 4133, 4151, 4171, 4193, 4216, 4217, 4218, 4219, 4220, 4221, 4222, 4223, 4224, 4225, 4226, 4248, 4268, 4286, 4302, 4316, 4328, 4338, 4346, 4352, 4356, 4379]
[2024-06-01 02:56:08] [INFO ] Actually due to overlaps returned [337, 631, 888, 1110, 1302, 1468, 1612, 1738, 1850, 1952, 2048, 2143, 2237, 2332, 2428, 2530, 2642, 2768, 2912, 3078, 3270, 3492, 3750, 4044, 4379, 4, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 345, 346, 347, 348, 349, 350, 351, 352, 353, 354, 506, 507, 508, 509, 510, 511, 512, 513, 514, 515, 639, 640, 641, 642, 643, 644, 645, 646, 648, 779, 780, 781, 782, 783, 784, 785, 786, 787, 788, 896, 897, 898, 899, 900, 901, 902, 903, 904, 905, 1015, 1016, 1017, 1018, 1019, 1020, 1021, 1022, 1023, 1024, 1118, 1119, 1120, 1121, 1122, 1123, 1124, 1125, 1126, 1127, 1219, 1220, 1221, 1222, 1223, 1224, 1225, 1226, 1227, 1228, 1310, 1311, 1312, 1313, 1314, 1315, 1316, 1317, 1318, 1319, 1395, 1396, 1397, 1398, 1399, 1400, 1401, 1402, 1403, 1404, 1476, 1477, 1478, 1479, 1480, 1481, 1482, 1483, 1484, 1485, 1547, 1548, 1549, 1550, 1551, 1552, 1553, 1554, 1555, 1556, 1620, 1621, 1622, 1623, 1624, 1625, 1626, 1627, 1628, 1629, 1679, 1680, 1681, 1682, 1683, 1684, 1685, 1686, 1687, 1688, 1746, 1747, 1748, 1749, 1750, 1751, 1752, 1753, 1754, 1755, 1795, 1796, 1797, 1798, 1799, 1800, 1801, 1802, 1803, 1804, 1858, 1859, 1860, 1861, 1862, 1863, 1864, 1865, 1866, 1867, 1899, 1900, 1901, 1902, 1903, 1904, 1905, 1906, 1907, 1908, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2056, 2057, 2058, 2059, 2060, 2061, 2062, 2063, 2064, 2065, 2090, 2091, 2092, 2093, 2094, 2095, 2096, 2097, 2098, 2099, 2145, 2150, 2151, 2152, 2153, 2154, 2155, 2156, 2157, 2158, 2159, 2184, 2185, 2186, 2187, 2188, 2189, 2190, 2191, 2192, 2193, 2245, 2246, 2247, 2248, 2249, 2250, 2251, 2252, 2253, 2254, 2279, 2280, 2281, 2282, 2283, 2284, 2285, 2286, 2287, 2288, 2340, 2341, 2342, 2343, 2344, 2345, 2346, 2347, 2348, 2349, 2375, 2376, 2377, 2378, 2379, 2380, 2381, 2382, 2383, 2384, 2436, 2437, 2438, 2439, 2440, 2441, 2442, 2443, 2444, 2445, 2475, 2476, 2477, 2478, 2479, 2480, 2481, 2482, 2483, 2484, 2538, 2539, 2540, 2541, 2542, 2543, 2544, 2545, 2546, 2547, 2583, 2584, 2585, 2586, 2587, 2588, 2589, 2590, 2591, 2592, 2650, 2651, 2652, 2653, 2654, 2655, 2656, 2657, 2658, 2659, 2703, 2704, 2705, 2706, 2707, 2708, 2709, 2710, 2711, 2712, 2776, 2777, 2778, 2779, 2780, 2781, 2782, 2783, 2784, 2785, 2839, 2840, 2841, 2842, 2843, 2844, 2845, 2846, 2847, 2848, 2920, 2921, 2922, 2923, 2924, 2925, 2926, 2927, 2928, 2929, 2995, 2996, 2997, 2998, 2999, 3000, 3001, 3002, 3003, 3004, 3086, 3087, 3088, 3089, 3090, 3091, 3092, 3093, 3094, 3095, 3175, 3176, 3177, 3178, 3179, 3180, 3181, 3182, 3183, 3184, 3278, 3279, 3280, 3281, 3282, 3283, 3284, 3285, 3286, 3287, 3383, 3384, 3385, 3386, 3387, 3388, 3389, 3390, 3391, 3392, 3500, 3501, 3502, 3503, 3504, 3505, 3506, 3507, 3508, 3509, 3623, 3624, 3625, 3626, 3627, 3628, 3629, 3630, 3632, 3758, 3759, 3760, 3761, 3762, 3763, 3764, 3765, 3766, 3767, 3901, 3902, 3903, 3904, 3905, 3906, 3907, 3908, 3909, 3910, 4046, 4051, 4052, 4053, 4054, 4055, 4056, 4057, 4058, 4059, 4060, 4216, 4217, 4218, 4219, 4220, 4221, 4222, 4223, 4224, 4225]
Discarding 526 places :
Implicit Place search using SMT only with invariants took 19696 ms to find 526 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 4396/4922 places, 13145/13145 transitions.
Discarding 478 places :
Symmetric choice reduction at 0 with 478 rule applications. Total rules 478 place count 3918 transition count 12667
Iterating global reduction 0 with 478 rules applied. Total rules applied 956 place count 3918 transition count 12667
Discarding 478 places :
Symmetric choice reduction at 0 with 478 rule applications. Total rules 1434 place count 3440 transition count 12189
Iterating global reduction 0 with 478 rules applied. Total rules applied 1912 place count 3440 transition count 12189
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 0 with 3 rules applied. Total rules applied 1915 place count 3440 transition count 12186
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 1918 place count 3437 transition count 12186
Applied a total of 1918 rules in 1671 ms. Remains 3437 /4396 variables (removed 959) and now considering 12186/13145 (removed 959) transitions.
[2024-06-01 02:56:09] [INFO ] Flow matrix only has 11300 transitions (discarded 886 similar events)
// Phase 1: matrix 11300 rows 3437 cols
[2024-06-01 02:56:09] [INFO ] Computed 671 invariants in 172 ms
[2024-06-01 02:56:22] [INFO ] Implicit Places using invariants in 12681 ms returned [6, 8, 12, 18, 26, 36, 48, 62, 78, 96, 116, 138, 161, 183, 203, 221, 237, 251, 263, 273, 281, 287, 291, 293, 320, 322, 324, 328, 334, 342, 352, 364, 378, 394, 412, 432, 453, 473, 491, 507, 521, 533, 543, 551, 557, 561, 563, 565, 573, 576, 578, 580, 584, 590, 598, 608, 621, 635, 651, 669, 688, 706, 722, 736, 748, 758, 766, 772, 776, 778, 780, 782, 791, 793, 795, 797, 799, 803, 809, 817, 827, 839, 853, 869, 886, 902, 916, 928, 938, 946, 952, 956, 958, 960, 962, 964, 972, 974, 976, 978, 980, 982, 986, 992, 1000, 1010, 1022, 1036, 1051, 1065, 1077, 1087, 1095, 1101, 1105, 1107, 1109, 1111, 1113, 1115, 1123, 1125, 1127, 1129, 1131, 1133, 1135, 1139, 1145, 1153, 1163, 1175, 1188, 1200, 1210, 1218, 1224, 1228, 1230, 1232, 1234, 1236, 1238, 1240, 1248, 1250, 1252, 1254, 1256, 1258, 1260, 1262, 1266, 1272, 1280, 1290, 1301, 1311, 1319, 1325, 1329, 1331, 1333, 1335, 1337, 1339, 1341, 1343, 1351, 1353, 1355, 1357, 1359, 1361, 1363, 1365, 1367, 1371, 1377, 1385, 1394, 1402, 1408, 1412, 1414, 1416, 1418, 1420, 1422, 1424, 1426, 1428, 1436, 1438, 1440, 1442, 1444, 1446, 1448, 1450, 1452, 1454, 1458, 1464, 1471, 1477, 1481, 1483, 1485, 1487, 1489, 1491, 1493, 1495, 1497, 1499, 1507, 1509, 1511, 1513, 1515, 1517, 1519, 1521, 1523, 1525, 1527, 1531, 1536, 1540, 1542, 1544, 1546, 1548, 1550, 1552, 1554, 1556, 1558, 1560, 1568, 1570, 1572, 1574, 1576, 1578, 1580, 1582, 1584, 1586, 1588, 1590, 1593, 1595, 1597, 1599, 1601, 1603, 1605, 1607, 1609, 1611, 1613, 1615, 1623, 1625, 1627, 1629, 1631, 1633, 1635, 1637, 1639, 1641, 1643, 1645, 1647, 1649, 1651, 1653, 1655, 1657, 1659, 1661, 1663, 1665, 1667, 1669, 1675, 1677, 1679, 1681, 1683, 1685, 1687, 1689, 1691, 1693, 1695, 1697, 1699, 1701, 1703, 1705, 1707, 1709, 1711, 1713, 1715, 1717, 1719, 1721, 1728, 1730, 1732, 1734, 1736, 1738, 1740, 1742, 1744, 1746, 1748, 1750, 1752, 1754, 1756, 1758, 1760, 1762, 1764, 1766, 1768, 1770, 1772, 1774, 1782, 1784, 1786, 1788, 1790, 1792, 1794, 1796, 1798, 1800, 1802, 1804, 1806, 1809, 1811, 1813, 1815, 1817, 1819, 1821, 1823, 1825, 1827, 1829, 1837, 1839, 1841, 1843, 1845, 1847, 1849, 1851, 1853, 1855, 1857, 1859, 1863, 1868, 1872, 1874, 1876, 1878, 1880, 1882, 1884, 1886, 1888, 1890, 1898, 1900, 1902, 1904, 1906, 1908, 1910, 1912, 1914, 1916, 1918, 1922, 1928, 1935, 1941, 1945, 1947, 1949, 1951, 1953, 1955, 1957, 1959, 1961, 1969, 1971, 1973, 1975, 1977, 1979, 1981, 1983, 1985, 1987, 1991, 1997, 2005, 2014, 2022, 2028, 2032, 2034, 2036, 2038, 2040, 2042, 2044, 2046, 2054, 2056, 2058, 2060, 2062, 2064, 2066, 2068, 2070, 2074, 2080, 2088, 2098, 2109, 2119, 2127, 2133, 2137, 2139, 2141, 2143, 2145, 2147, 2149, 2157, 2159, 2161, 2163, 2165, 2167, 2169, 2171, 2175, 2181, 2189, 2199, 2211, 2224, 2236, 2246, 2254, 2260, 2264, 2266, 2268, 2270, 2272, 2274, 2282, 2284, 2286, 2288, 2290, 2292, 2294, 2298, 2304, 2312, 2322, 2334, 2348, 2363, 2377, 2389, 2399, 2407, 2413, 2417, 2419, 2421, 2423, 2425, 2433, 2435, 2437, 2439, 2441, 2443, 2447, 2453, 2461, 2471, 2483, 2497, 2513, 2530, 2546, 2560, 2572, 2582, 2590, 2596, 2600, 2602, 2604, 2606, 2614, 2616, 2618, 2620, 2622, 2626, 2632, 2640, 2650, 2662, 2676, 2692, 2710, 2730, 2748, 2764, 2778, 2790, 2802, 2810, 2816, 2820, 2822, 2824, 2833, 2835, 2837, 2839, 2843, 2849, 2857, 2867, 2879, 2893, 2909, 2927, 2947, 2968, 2988, 3006, 3022, 3036, 3048, 3058, 3066, 3072, 3076, 3078, 3084, 3086, 3088, 3092, 3098, 3106, 3116, 3128, 3142, 3158, 3176, 3196, 3218, 3241, 3263, 3283, 3301, 3317, 3331, 3343, 3353, 3361, 3367, 3371]
Discarding 600 places :
Implicit Place search using SMT only with invariants took 12713 ms to find 600 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 2837/4922 places, 12186/13145 transitions.
Applied a total of 0 rules in 617 ms. Remains 2837 /2837 variables (removed 0) and now considering 12186/12186 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 35389 ms. Remains : 2837/4922 places, 12186/13145 transitions.
[2024-06-01 02:56:23] [INFO ] Flow matrix only has 11300 transitions (discarded 886 similar events)
// Phase 1: matrix 11300 rows 2837 cols
[2024-06-01 02:56:23] [INFO ] Computed 71 invariants in 189 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 2, 1]
RANDOM walk for 615443 steps (10348 resets) in 30001 ms. (20 steps per ms)
BEST_FIRST walk for 5771993 steps (9899 resets) in 35007 ms. (164 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 2, 1]
[2024-06-01 02:57:28] [INFO ] Flow matrix only has 11300 transitions (discarded 886 similar events)
[2024-06-01 02:57:28] [INFO ] Invariant cache hit.
[2024-06-01 02:57:28] [INFO ] [Real]Absence check using 47 positive place invariants in 55 ms returned sat
[2024-06-01 02:57:28] [INFO ] [Real]Absence check using 47 positive and 24 generalized place invariants in 9 ms returned sat
[2024-06-01 02:57:32] [INFO ] [Real]Absence check using state equation in 3713 ms returned sat
[2024-06-01 02:57:32] [INFO ] State equation strengthened by 8002 read => feed constraints.
[2024-06-01 02:57:35] [INFO ] [Real]Added 8002 Read/Feed constraints in 2455 ms returned sat
[2024-06-01 02:57:35] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 02:57:35] [INFO ] [Nat]Absence check using 47 positive place invariants in 53 ms returned sat
[2024-06-01 02:57:35] [INFO ] [Nat]Absence check using 47 positive and 24 generalized place invariants in 9 ms returned sat
[2024-06-01 02:57:39] [INFO ] [Nat]Absence check using state equation in 3497 ms returned sat
[2024-06-01 02:57:44] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 02:57:48] [INFO ] [Nat]Added 8002 Read/Feed constraints in 9400 ms returned unknown
[2024-06-01 02:57:48] [INFO ] [Real]Absence check using 47 positive place invariants in 53 ms returned sat
[2024-06-01 02:57:48] [INFO ] [Real]Absence check using 47 positive and 24 generalized place invariants in 14 ms returned sat
[2024-06-01 02:57:52] [INFO ] [Real]Absence check using state equation in 4030 ms returned sat
[2024-06-01 02:57:54] [INFO ] [Real]Added 8002 Read/Feed constraints in 1311 ms returned sat
[2024-06-01 02:57:54] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 02:57:54] [INFO ] [Nat]Absence check using 47 positive place invariants in 51 ms returned sat
[2024-06-01 02:57:54] [INFO ] [Nat]Absence check using 47 positive and 24 generalized place invariants in 12 ms returned sat
[2024-06-01 02:57:59] [INFO ] [Nat]Absence check using state equation in 4097 ms returned sat
[2024-06-01 02:58:03] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 02:58:04] [INFO ] [Nat]Added 8002 Read/Feed constraints in 5543 ms returned sat
[2024-06-01 02:58:05] [INFO ] Computed and/alt/rep : 4563/6621/4563 causal constraints (skipped 6643 transitions) in 734 ms.
[2024-06-01 02:58:08] [INFO ] Added : 17 causal constraints over 4 iterations in 3155 ms. Result :sat
Minimization took 22504 ms.
[2024-06-01 02:58:30] [INFO ] [Real]Absence check using 47 positive place invariants in 50 ms returned sat
[2024-06-01 02:58:30] [INFO ] [Real]Absence check using 47 positive and 24 generalized place invariants in 15 ms returned sat
[2024-06-01 02:58:33] [INFO ] [Real]Absence check using state equation in 3079 ms returned sat
[2024-06-01 02:58:34] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 02:58:34] [INFO ] [Nat]Absence check using 47 positive place invariants in 52 ms returned sat
[2024-06-01 02:58:34] [INFO ] [Nat]Absence check using 47 positive and 24 generalized place invariants in 16 ms returned sat
[2024-06-01 02:58:37] [INFO ] [Nat]Absence check using state equation in 3285 ms returned sat
[2024-06-01 02:58:42] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 02:58:47] [INFO ] [Nat]Added 8002 Read/Feed constraints in 9440 ms returned unknown
[2024-06-01 02:58:47] [INFO ] [Real]Absence check using 47 positive place invariants in 51 ms returned sat
[2024-06-01 02:58:47] [INFO ] [Real]Absence check using 47 positive and 24 generalized place invariants in 10 ms returned sat
[2024-06-01 02:58:51] [INFO ] [Real]Absence check using state equation in 3535 ms returned sat
[2024-06-01 02:58:53] [INFO ] [Real]Added 8002 Read/Feed constraints in 2220 ms returned sat
[2024-06-01 02:58:53] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 02:58:54] [INFO ] [Nat]Absence check using 47 positive place invariants in 53 ms returned sat
[2024-06-01 02:58:54] [INFO ] [Nat]Absence check using 47 positive and 24 generalized place invariants in 10 ms returned sat
[2024-06-01 02:58:57] [INFO ] [Nat]Absence check using state equation in 3435 ms returned sat
[2024-06-01 02:59:02] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 02:59:05] [INFO ] [Nat]Added 8002 Read/Feed constraints in 8283 ms returned sat
[2024-06-01 02:59:08] [INFO ] Deduced a trap composed of 99 places in 2739 ms of which 25 ms to minimize.
[2024-06-01 02:59:11] [INFO ] Deduced a trap composed of 294 places in 2300 ms of which 19 ms to minimize.
[2024-06-01 02:59:11] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 5793 ms
[2024-06-01 02:59:12] [INFO ] Computed and/alt/rep : 4563/6621/4563 causal constraints (skipped 6643 transitions) in 732 ms.
[2024-06-01 02:59:14] [INFO ] Added : 13 causal constraints over 3 iterations in 2600 ms. Result :sat
Minimization took 22008 ms.
[2024-06-01 02:59:36] [INFO ] [Real]Absence check using 47 positive place invariants in 54 ms returned sat
[2024-06-01 02:59:36] [INFO ] [Real]Absence check using 47 positive and 24 generalized place invariants in 9 ms returned sat
[2024-06-01 02:59:40] [INFO ] [Real]Absence check using state equation in 4139 ms returned sat
[2024-06-01 02:59:41] [INFO ] [Real]Added 8002 Read/Feed constraints in 882 ms returned sat
[2024-06-01 02:59:41] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 02:59:42] [INFO ] [Nat]Absence check using 47 positive place invariants in 52 ms returned sat
[2024-06-01 02:59:42] [INFO ] [Nat]Absence check using 47 positive and 24 generalized place invariants in 9 ms returned sat
[2024-06-01 02:59:46] [INFO ] [Nat]Absence check using state equation in 4116 ms returned sat
[2024-06-01 02:59:51] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 02:59:55] [INFO ] [Nat]Added 8002 Read/Feed constraints in 9372 ms returned unknown
[2024-06-01 02:59:56] [INFO ] [Real]Absence check using 47 positive place invariants in 50 ms returned sat
[2024-06-01 02:59:56] [INFO ] [Real]Absence check using 47 positive and 24 generalized place invariants in 13 ms returned sat
[2024-06-01 02:59:59] [INFO ] [Real]Absence check using state equation in 3549 ms returned sat
[2024-06-01 03:00:01] [INFO ] [Real]Added 8002 Read/Feed constraints in 1188 ms returned sat
[2024-06-01 03:00:01] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 03:00:01] [INFO ] [Nat]Absence check using 47 positive place invariants in 52 ms returned sat
[2024-06-01 03:00:01] [INFO ] [Nat]Absence check using 47 positive and 24 generalized place invariants in 14 ms returned sat
[2024-06-01 03:00:05] [INFO ] [Nat]Absence check using state equation in 4299 ms returned sat
[2024-06-01 03:00:10] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 03:00:13] [INFO ] [Nat]Added 8002 Read/Feed constraints in 8045 ms returned sat
[2024-06-01 03:00:16] [INFO ] Deduced a trap composed of 311 places in 2153 ms of which 17 ms to minimize.
[2024-06-01 03:00:20] [INFO ] Deduced a trap composed of 345 places in 2262 ms of which 17 ms to minimize.
[2024-06-01 03:00:24] [INFO ] Deduced a trap composed of 325 places in 2265 ms of which 17 ms to minimize.
[2024-06-01 03:00:30] [INFO ] Deduced a trap composed of 119 places in 2509 ms of which 18 ms to minimize.
[2024-06-01 03:00:36] [INFO ] Deduced a trap composed of 126 places in 2563 ms of which 20 ms to minimize.
[2024-06-01 03:00:42] [INFO ] Deduced a trap composed of 307 places in 2319 ms of which 18 ms to minimize.
[2024-06-01 03:00:46] [INFO ] Deduced a trap composed of 323 places in 2236 ms of which 17 ms to minimize.
[2024-06-01 03:00:46] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 5
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:868)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-06-01 03:00:46] [INFO ] [Real]Absence check using 47 positive place invariants in 54 ms returned sat
[2024-06-01 03:00:46] [INFO ] [Real]Absence check using 47 positive and 24 generalized place invariants in 14 ms returned sat
[2024-06-01 03:00:50] [INFO ] [Real]Absence check using state equation in 3238 ms returned sat
[2024-06-01 03:00:50] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 03:00:50] [INFO ] [Nat]Absence check using 47 positive place invariants in 53 ms returned sat
[2024-06-01 03:00:50] [INFO ] [Nat]Absence check using 47 positive and 24 generalized place invariants in 9 ms returned sat
[2024-06-01 03:00:54] [INFO ] [Nat]Absence check using state equation in 3638 ms returned sat
[2024-06-01 03:00:59] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 03:01:03] [INFO ] [Nat]Added 8002 Read/Feed constraints in 9387 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 2, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 2, 1]
Support contains 7 out of 2837 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2837/2837 places, 12186/12186 transitions.
Applied a total of 0 rules in 611 ms. Remains 2837 /2837 variables (removed 0) and now considering 12186/12186 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 611 ms. Remains : 2837/2837 places, 12186/12186 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2837/2837 places, 12186/12186 transitions.
Applied a total of 0 rules in 621 ms. Remains 2837 /2837 variables (removed 0) and now considering 12186/12186 (removed 0) transitions.
[2024-06-01 03:01:04] [INFO ] Flow matrix only has 11300 transitions (discarded 886 similar events)
[2024-06-01 03:01:04] [INFO ] Invariant cache hit.
[2024-06-01 03:01:11] [INFO ] Implicit Places using invariants in 6968 ms returned []
Implicit Place search using SMT only with invariants took 6969 ms to find 0 implicit places.
Running 12092 sub problems to find dead transitions.
[2024-06-01 03:01:12] [INFO ] Flow matrix only has 11300 transitions (discarded 886 similar events)
[2024-06-01 03:01:12] [INFO ] Invariant cache hit.
[2024-06-01 03:01:12] [INFO ] State equation strengthened by 8002 read => feed constraints.
Error getting values : (error "ParserException while parsing response: ((s2 1.0)
(s3 1.0)
(s4 0.0)
(s5 1.0)
(s6 1.0)
(s7 1.0)
(s8 0.0)
(s9 0.0)
(s10 1.0)
(s11 0.0)
(s12 0.0)
(s13 0.0)
(s14 0.0)
(s15 1.0)
(s16 0.0)
(s17 0.0)
(s18 0.0)
(s19 0.0)
(s20 0.0)
(s21 0.0)
(s22 1.0)
(s23 0.0)
(s24 0.0)
(s25 0.0)
(s26 0.0)
(s27 0.0)
(s28 0.0)
(s29 0.0)
(s30 0.0)
(s31 1.0)
(s32 0.0)
(s33 0.0)
(s34 0.0)
(s35 0.0)
(s36 0.0)
(s37 0.0)
(s38 0.0)
(s39 0.0)
(s40 0.0)
(s41 0.0)
(s42 1.0)
(s43 0.0)
(s44 0.0)
(s45 0.0)
(s46 0.0)
(s47 0.0)
(s48 0.0)
(s49 0.0)
(s50 0.0)
(s51 0.0)
(s52 0.0)
(s53 0.0)
(s54 0.0)
(s55 1.0)
(s56 0.0)
(s57 0.0)
(s58 0.0)
(s59 0.0)
(s60 0.0)
(s61 0.0)
(s62 0.0)
(s63 0.0)
(s64 0.0)
(s65 0.0)
(s66 0.0)
(s67 0.0)
(s68 0.0)
(s69 0.0)
(s70 1.0)
(s71 0.0)
(s72 0.0)
(s73 0.0)
(s74 0.0)
(s75 0.0)
(s76 0.0)
(s77 0.0)
(s78 0.0)
(s79 0.0)
(s80 0.0)
(s81 0.0)
(s82 0.0)
(s83 0.0)
(s84 0.0)
(s85 0.0)
(s86 0.0)
(s87 1.0)
(s88 0.0)
(s89 0.0)
(s90 0.0)
(s91 0.0)
(s92 0.0)
(s93 0.0)
(s94 0.0)
(s95 0.0)
(s96 0.0)
(s97 0.0)
(s98 0.0)
(s99 0.0)
(s100 0.0)
(s101 0.0)
(s102 0.0)
(s103 0.0)
(s104 0.0)
(s105 0.0)
(s106 1.0)
(s107 0.0)
(s108 0.0)
(s109 0.0)
(s110 0.0)
(s111 0.0)
(s112 0.0)
(s113 0.0)
(s114 0.0)
(s115 0.0)
(s116 0.0)
(s117 0.0)
(s118 0.0)
(s119 0.0)
(s120 0.0)
(s121 0.0)
(s122 0.0)
(s123 0.0)
(s124 0.0)
(s125 0.0)
(s126 0.0)
(s127 1.0)
(s128 0.0)
(s129 0.0)
(s130 0.0)
(s131 0.0)
(s132 0.0)
(s133 0.0)
(s134 0.0)
(s135 0.0)
(s136 0.0)
(s137 0.0)
(s138 0.0)
(s139 0.0)
(s140 0.0)
(s141 0.0)
(s142 0.0)
(s143 0.0)
(s144 0.0)
(s145 0.0)
(s146 0.0)
(s147 0.0)
(s148 0.0)
(s149 1.0)
(s150 0.0)
(s151 0.0)
(s152 0.0)
(s153 0.0)
(s154 0.0)
(s155 0.0)
(s156 0.0)
(s157 0.0)
(s158 0.0)
(s159 0.0)
(s160 0.0)
(s161 0.0)
(s162 0.0)
(s163 0.0)
(s164 0.0)
(s165 0.0)
(s166 0.0)
(s167 0.0)
(s168 0.0)
(s169 0.0)
(s170 1.0)
(s171 0.0)
(s172 0.0)
(s173 0.0)
(s174 0.0)
(s175 0.0)
(s176 0.0)
(s177 0.0)
(s178 0.0)
(s179 0.0)
(s180 0.0)
(s181 0.0)
(s182 0.0)
(s183 0.0)
(s184 0.0)
(s185 0.0)
(s186 0.0)
(s187 0.0)
(s188 0.0)
(s189 1.0)
(s190 0.0)
(s191 0.0)
(s192 0.0)
(s193 0.0)
(s194 0.0)
(s195 0.0)
(s196 0.0)
(s197 0.0)
(s198 0.0)
(s199 0.0)
(s200 0.0)
(s201 0.0)
(s202 0.0)
(s203 0.0)
(s204 0.0)
(s205 0.0)
(s206 1.0)
(s207 0.0)
(s208 0.0)
(s209 0.0)
(s210 0.0)
(s211 0.0)
(s212 0.0)
(s213 0.0)
(s214 0.0)
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(s1685 1.0)
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(s1687 0.0)
(s1688 1.0)
(s1689 1.0)
(s1690 1.0)
(s1691 1.0)
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(s1693 1.0)
(s1694 1.0)
(s1695 1.0)
(s1696 0.0)
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(s1698 1.0)
(s1699 0.0)
(s1700 1.0)
(s1701 1.0)
(s1702 1.0)
(s1703 1.0)
(s1704 1.0)
(s1705 1.0)
(s1706 1.0)
(s1707 1.0)
(s1708 1.0)
(s1709 0.0)
(s1710 0.0)
(s1711 1.0)
(s1712 0.0)
(s1713 0.0)
(s1714 0.0)
(s1715 0.0)
(s1716 1.0)
(s1717 0.0)
(s1718 0.0)
(s1719 0.0)
(s1720 0.0)
(s1721 0.0)
(s1722 0.0)
(s1723 1.0)
(s1724 0.0)
(s1725 0.0)
(s1726 0.0)
(s1727 0.0)
(s1728 0.0)
(s1729 0.0)
(s1730 0.0)
(s1731 0.0)
(s1732 1.0)
(s1733 0.0)
(s1734 0.0)
(s1735 0.0)
(s1736 0.0)
(s1737 0.0)
(s1738 0.0)
(s1739 0.0)
(s1740 0.0)
(s1741 timeout
0.0)
(s1742 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2835 variables, 45/45 constraints. Problems are: Problem set: 0 solved, 12092 unsolved
SMT process timed out in 121451ms, After SMT, problems are : Problem set: 0 solved, 12092 unsolved
Search for dead transitions found 0 dead transitions in 121643ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 129294 ms. Remains : 2837/2837 places, 12186/12186 transitions.
RANDOM walk for 40000 steps (669 resets) in 2842 ms. (14 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40002 steps (66 resets) in 427 ms. (93 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (66 resets) in 548 ms. (72 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (67 resets) in 566 ms. (70 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (66 resets) in 636 ms. (62 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (66 resets) in 603 ms. (66 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (66 resets) in 423 ms. (94 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (66 resets) in 423 ms. (94 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (68 resets) in 450 ms. (88 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (68 resets) in 448 ms. (89 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (66 resets) in 445 ms. (89 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (67 resets) in 432 ms. (92 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40002 steps (67 resets) in 465 ms. (85 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (67 resets) in 528 ms. (75 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (66 resets) in 449 ms. (88 steps per ms) remains 14/14 properties
Interrupted probabilistic random walk after 43650 steps, run timeout after 6001 ms. (steps per millisecond=7 ) properties seen :0 out of 14
Probabilistic random walk after 43650 steps, saw 18551 distinct states, run finished after 6004 ms. (steps per millisecond=7 ) properties seen :0
[2024-06-01 03:03:22] [INFO ] Flow matrix only has 11300 transitions (discarded 886 similar events)
[2024-06-01 03:03:22] [INFO ] Invariant cache hit.
[2024-06-01 03:03:22] [INFO ] State equation strengthened by 8002 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 2717/2724 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
[2024-06-01 03:03:25] [INFO ] Deduced a trap composed of 548 places in 2461 ms of which 17 ms to minimize.
[2024-06-01 03:03:27] [INFO ] Deduced a trap composed of 164 places in 2207 ms of which 18 ms to minimize.
SMT process timed out in 5282ms, After SMT, problems are : Problem set: 0 solved, 14 unsolved
Fused 14 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 7 out of 2837 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2837/2837 places, 12186/12186 transitions.
Applied a total of 0 rules in 602 ms. Remains 2837 /2837 variables (removed 0) and now considering 12186/12186 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 605 ms. Remains : 2837/2837 places, 12186/12186 transitions.
RANDOM walk for 40000 steps (671 resets) in 3898 ms. (10 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (67 resets) in 567 ms. (70 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (68 resets) in 405 ms. (98 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (66 resets) in 447 ms. (89 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (66 resets) in 516 ms. (77 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (67 resets) in 449 ms. (88 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (67 resets) in 441 ms. (90 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (67 resets) in 452 ms. (88 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (67 resets) in 446 ms. (89 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (66 resets) in 453 ms. (88 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40002 steps (67 resets) in 447 ms. (89 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (67 resets) in 435 ms. (91 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (66 resets) in 454 ms. (87 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (65 resets) in 443 ms. (90 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (67 resets) in 542 ms. (73 steps per ms) remains 14/14 properties
Interrupted probabilistic random walk after 66157 steps, run timeout after 9001 ms. (steps per millisecond=7 ) properties seen :0 out of 14
Probabilistic random walk after 66157 steps, saw 27831 distinct states, run finished after 9001 ms. (steps per millisecond=7 ) properties seen :0
[2024-06-01 03:03:40] [INFO ] Flow matrix only has 11300 transitions (discarded 886 similar events)
[2024-06-01 03:03:40] [INFO ] Invariant cache hit.
[2024-06-01 03:03:40] [INFO ] State equation strengthened by 8002 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 2717/2724 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
[2024-06-01 03:03:43] [INFO ] Deduced a trap composed of 548 places in 2445 ms of which 19 ms to minimize.
[2024-06-01 03:03:45] [INFO ] Deduced a trap composed of 164 places in 2463 ms of which 18 ms to minimize.
[2024-06-01 03:03:48] [INFO ] Deduced a trap composed of 150 places in 2338 ms of which 18 ms to minimize.
[2024-06-01 03:03:50] [INFO ] Deduced a trap composed of 168 places in 2473 ms of which 18 ms to minimize.
[2024-06-01 03:03:53] [INFO ] Deduced a trap composed of 120 places in 2526 ms of which 18 ms to minimize.
[2024-06-01 03:03:55] [INFO ] Deduced a trap composed of 133 places in 2520 ms of which 18 ms to minimize.
[2024-06-01 03:03:58] [INFO ] Deduced a trap composed of 168 places in 2346 ms of which 17 ms to minimize.
[2024-06-01 03:04:00] [INFO ] Deduced a trap composed of 456 places in 2268 ms of which 17 ms to minimize.
[2024-06-01 03:04:03] [INFO ] Deduced a trap composed of 522 places in 2358 ms of which 17 ms to minimize.
[2024-06-01 03:04:05] [INFO ] Deduced a trap composed of 120 places in 2370 ms of which 17 ms to minimize.
[2024-06-01 03:04:08] [INFO ] Deduced a trap composed of 298 places in 2351 ms of which 19 ms to minimize.
[2024-06-01 03:04:10] [INFO ] Deduced a trap composed of 583 places in 2241 ms of which 17 ms to minimize.
[2024-06-01 03:04:12] [INFO ] Deduced a trap composed of 150 places in 2348 ms of which 16 ms to minimize.
[2024-06-01 03:04:15] [INFO ] Deduced a trap composed of 227 places in 2343 ms of which 18 ms to minimize.
[2024-06-01 03:04:17] [INFO ] Deduced a trap composed of 214 places in 2363 ms of which 17 ms to minimize.
[2024-06-01 03:04:19] [INFO ] Deduced a trap composed of 519 places in 2389 ms of which 18 ms to minimize.
[2024-06-01 03:04:22] [INFO ] Deduced a trap composed of 254 places in 2456 ms of which 17 ms to minimize.
[2024-06-01 03:04:24] [INFO ] Deduced a trap composed of 986 places in 2316 ms of which 18 ms to minimize.
[2024-06-01 03:04:27] [INFO ] Deduced a trap composed of 518 places in 2331 ms of which 18 ms to minimize.
SMT process timed out in 47253ms, After SMT, problems are : Problem set: 0 solved, 14 unsolved
Fused 14 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 7 out of 2837 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2837/2837 places, 12186/12186 transitions.
Applied a total of 0 rules in 610 ms. Remains 2837 /2837 variables (removed 0) and now considering 12186/12186 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 611 ms. Remains : 2837/2837 places, 12186/12186 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2837/2837 places, 12186/12186 transitions.
Applied a total of 0 rules in 614 ms. Remains 2837 /2837 variables (removed 0) and now considering 12186/12186 (removed 0) transitions.
[2024-06-01 03:04:28] [INFO ] Flow matrix only has 11300 transitions (discarded 886 similar events)
[2024-06-01 03:04:28] [INFO ] Invariant cache hit.
[2024-06-01 03:04:36] [INFO ] Implicit Places using invariants in 7164 ms returned []
Implicit Place search using SMT only with invariants took 7165 ms to find 0 implicit places.
Running 12092 sub problems to find dead transitions.
[2024-06-01 03:04:36] [INFO ] Flow matrix only has 11300 transitions (discarded 886 similar events)
[2024-06-01 03:04:36] [INFO ] Invariant cache hit.
[2024-06-01 03:04:36] [INFO ] State equation strengthened by 8002 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2835 variables, 45/45 constraints. Problems are: Problem set: 0 solved, 12092 unsolved
SMT process timed out in 121520ms, After SMT, problems are : Problem set: 0 solved, 12092 unsolved
Search for dead transitions found 0 dead transitions in 121638ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 129447 ms. Remains : 2837/2837 places, 12186/12186 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 2, 1]
Starting property specific reduction for MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-01
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:[1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[1]
[2024-06-01 03:06:37] [INFO ] Flow matrix only has 11300 transitions (discarded 886 similar events)
[2024-06-01 03:06:37] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 10000 steps (168 resets) in 482 ms. (20 steps per ms)
BEST_FIRST walk for 10001 steps (16 resets) in 59 ms. (166 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2024-06-01 03:06:38] [INFO ] Flow matrix only has 11300 transitions (discarded 886 similar events)
[2024-06-01 03:06:38] [INFO ] Invariant cache hit.
[2024-06-01 03:06:38] [INFO ] [Real]Absence check using 47 positive place invariants in 52 ms returned sat
[2024-06-01 03:06:38] [INFO ] [Real]Absence check using 47 positive and 24 generalized place invariants in 8 ms returned sat
[2024-06-01 03:06:41] [INFO ] [Real]Absence check using state equation in 3313 ms returned sat
[2024-06-01 03:06:42] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 03:06:42] [INFO ] [Nat]Absence check using 47 positive place invariants in 56 ms returned sat
[2024-06-01 03:06:42] [INFO ] [Nat]Absence check using 47 positive and 24 generalized place invariants in 10 ms returned sat
[2024-06-01 03:06:46] [INFO ] [Nat]Absence check using state equation in 3647 ms returned sat
[2024-06-01 03:06:46] [INFO ] State equation strengthened by 8002 read => feed constraints.
[2024-06-01 03:06:47] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 03:06:47] [INFO ] [Nat]Added 8002 Read/Feed constraints in 951 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2837 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place Node6ThinksNode7ShouldBeNodeMasterToReplaceNode10) removed 2 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 2837/2837 places, 12184/12184 transitions.
Reduce places removed 1 places and 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 2836 transition count 12181
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 2835 transition count 12181
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 2 with 2 rules applied. Total rules applied 5 place count 2835 transition count 12179
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 7 place count 2833 transition count 12179
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 9 place count 2831 transition count 12177
Iterating global reduction 3 with 2 rules applied. Total rules applied 11 place count 2831 transition count 12177
Applied a total of 11 rules in 1539 ms. Remains 2831 /2837 variables (removed 6) and now considering 12177/12184 (removed 7) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1541 ms. Remains : 2831/2837 places, 12177/12184 transitions.
[2024-06-01 03:06:48] [INFO ] Flow matrix only has 11291 transitions (discarded 886 similar events)
// Phase 1: matrix 11291 rows 2831 cols
[2024-06-01 03:06:48] [INFO ] Computed 71 invariants in 156 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 610102 steps (10255 resets) in 30001 ms. (20 steps per ms)
BEST_FIRST walk for 831851 steps (1424 resets) in 5001 ms. (166 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2024-06-01 03:07:23] [INFO ] Flow matrix only has 11291 transitions (discarded 886 similar events)
[2024-06-01 03:07:23] [INFO ] Invariant cache hit.
[2024-06-01 03:07:24] [INFO ] [Real]Absence check using 47 positive place invariants in 55 ms returned sat
[2024-06-01 03:07:24] [INFO ] [Real]Absence check using 47 positive and 24 generalized place invariants in 7 ms returned sat
[2024-06-01 03:07:28] [INFO ] [Real]Absence check using state equation in 4254 ms returned sat
[2024-06-01 03:07:28] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 03:07:29] [INFO ] [Nat]Absence check using 47 positive place invariants in 55 ms returned sat
[2024-06-01 03:07:29] [INFO ] [Nat]Absence check using 47 positive and 24 generalized place invariants in 8 ms returned sat
[2024-06-01 03:07:33] [INFO ] [Nat]Absence check using state equation in 3987 ms returned sat
[2024-06-01 03:07:33] [INFO ] State equation strengthened by 8000 read => feed constraints.
[2024-06-01 03:07:38] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 03:07:42] [INFO ] [Nat]Added 8000 Read/Feed constraints in 9383 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2831 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2831/2831 places, 12177/12177 transitions.
Applied a total of 0 rules in 595 ms. Remains 2831 /2831 variables (removed 0) and now considering 12177/12177 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 595 ms. Remains : 2831/2831 places, 12177/12177 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2831/2831 places, 12177/12177 transitions.
Applied a total of 0 rules in 677 ms. Remains 2831 /2831 variables (removed 0) and now considering 12177/12177 (removed 0) transitions.
[2024-06-01 03:07:43] [INFO ] Flow matrix only has 11291 transitions (discarded 886 similar events)
[2024-06-01 03:07:43] [INFO ] Invariant cache hit.
[2024-06-01 03:07:51] [INFO ] Implicit Places using invariants in 7211 ms returned [526, 2186]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 7218 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 2829/2831 places, 12177/12177 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 2827 transition count 12175
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 2827 transition count 12175
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 6 place count 2825 transition count 12173
Iterating global reduction 0 with 2 rules applied. Total rules applied 8 place count 2825 transition count 12173
Applied a total of 8 rules in 990 ms. Remains 2825 /2829 variables (removed 4) and now considering 12173/12177 (removed 4) transitions.
[2024-06-01 03:07:52] [INFO ] Flow matrix only has 11287 transitions (discarded 886 similar events)
// Phase 1: matrix 11287 rows 2825 cols
[2024-06-01 03:07:52] [INFO ] Computed 69 invariants in 146 ms
[2024-06-01 03:07:59] [INFO ] Implicit Places using invariants in 7315 ms returned []
Implicit Place search using SMT only with invariants took 7315 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 2825/2831 places, 12173/12177 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 16202 ms. Remains : 2825/2831 places, 12173/12177 transitions.
[2024-06-01 03:07:59] [INFO ] Flow matrix only has 11287 transitions (discarded 886 similar events)
[2024-06-01 03:07:59] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 614204 steps (10326 resets) in 30001 ms. (20 steps per ms)
BEST_FIRST walk for 814326 steps (1396 resets) in 5001 ms. (162 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2024-06-01 03:08:34] [INFO ] Flow matrix only has 11287 transitions (discarded 886 similar events)
[2024-06-01 03:08:34] [INFO ] Invariant cache hit.
[2024-06-01 03:08:34] [INFO ] [Real]Absence check using 47 positive place invariants in 51 ms returned sat
[2024-06-01 03:08:34] [INFO ] [Real]Absence check using 47 positive and 22 generalized place invariants in 14 ms returned sat
[2024-06-01 03:08:37] [INFO ] [Real]Absence check using state equation in 2818 ms returned sat
[2024-06-01 03:08:37] [INFO ] State equation strengthened by 8000 read => feed constraints.
[2024-06-01 03:08:40] [INFO ] [Real]Added 8000 Read/Feed constraints in 2521 ms returned sat
[2024-06-01 03:08:40] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 03:08:40] [INFO ] [Nat]Absence check using 47 positive place invariants in 53 ms returned sat
[2024-06-01 03:08:40] [INFO ] [Nat]Absence check using 47 positive and 22 generalized place invariants in 7 ms returned sat
[2024-06-01 03:08:43] [INFO ] [Nat]Absence check using state equation in 3055 ms returned sat
[2024-06-01 03:08:48] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 03:08:53] [INFO ] [Nat]Added 8000 Read/Feed constraints in 9383 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2825 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2825/2825 places, 12173/12173 transitions.
Applied a total of 0 rules in 598 ms. Remains 2825 /2825 variables (removed 0) and now considering 12173/12173 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 600 ms. Remains : 2825/2825 places, 12173/12173 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2825/2825 places, 12173/12173 transitions.
Applied a total of 0 rules in 597 ms. Remains 2825 /2825 variables (removed 0) and now considering 12173/12173 (removed 0) transitions.
[2024-06-01 03:08:54] [INFO ] Flow matrix only has 11287 transitions (discarded 886 similar events)
[2024-06-01 03:08:54] [INFO ] Invariant cache hit.
[2024-06-01 03:09:01] [INFO ] Implicit Places using invariants in 7259 ms returned []
Implicit Place search using SMT only with invariants took 7261 ms to find 0 implicit places.
Running 12079 sub problems to find dead transitions.
[2024-06-01 03:09:01] [INFO ] Flow matrix only has 11287 transitions (discarded 886 similar events)
[2024-06-01 03:09:01] [INFO ] Invariant cache hit.
[2024-06-01 03:09:02] [INFO ] State equation strengthened by 8000 read => feed constraints.
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(s241 timeout
1.0) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2822 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 12079 unsolved
SMT process timed out in 126053ms, After SMT, problems are : Problem set: 0 solved, 12079 unsolved
Search for dead transitions found 0 dead transitions in 126156ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 134044 ms. Remains : 2825/2825 places, 12173/12173 transitions.
RANDOM walk for 40000 steps (671 resets) in 2074 ms. (19 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (68 resets) in 256 ms. (155 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (67 resets) in 245 ms. (162 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 25977 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :0 out of 2
Probabilistic random walk after 25977 steps, saw 11272 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
[2024-06-01 03:11:11] [INFO ] Flow matrix only has 11287 transitions (discarded 886 similar events)
[2024-06-01 03:11:11] [INFO ] Invariant cache hit.
[2024-06-01 03:11:11] [INFO ] State equation strengthened by 8000 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2688/2689 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2689 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 26/2715 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 03:11:14] [INFO ] Deduced a trap composed of 574 places in 2302 ms of which 18 ms to minimize.
[2024-06-01 03:11:17] [INFO ] Deduced a trap composed of 161 places in 2328 ms of which 17 ms to minimize.
SMT process timed out in 5342ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 2825 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2825/2825 places, 12173/12173 transitions.
Applied a total of 0 rules in 610 ms. Remains 2825 /2825 variables (removed 0) and now considering 12173/12173 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 611 ms. Remains : 2825/2825 places, 12173/12173 transitions.
RANDOM walk for 40000 steps (671 resets) in 2390 ms. (16 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (65 resets) in 330 ms. (120 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (68 resets) in 325 ms. (122 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 26212 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :0 out of 2
Probabilistic random walk after 26212 steps, saw 11370 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
[2024-06-01 03:11:21] [INFO ] Flow matrix only has 11287 transitions (discarded 886 similar events)
[2024-06-01 03:11:21] [INFO ] Invariant cache hit.
[2024-06-01 03:11:21] [INFO ] State equation strengthened by 8000 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2688/2689 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2689 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 26/2715 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 03:11:24] [INFO ] Deduced a trap composed of 574 places in 2247 ms of which 16 ms to minimize.
[2024-06-01 03:11:26] [INFO ] Deduced a trap composed of 161 places in 2312 ms of which 18 ms to minimize.
[2024-06-01 03:11:29] [INFO ] Deduced a trap composed of 133 places in 2315 ms of which 18 ms to minimize.
[2024-06-01 03:11:31] [INFO ] Deduced a trap composed of 311 places in 2341 ms of which 17 ms to minimize.
[2024-06-01 03:11:33] [INFO ] Deduced a trap composed of 159 places in 2269 ms of which 17 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/2715 variables, 5/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2715 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 46/2761 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2761 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 44/2805 variables, 44/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2805 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 20/2825 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2825 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 11287/14112 variables, 2825/2899 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/14112 variables, 8000/10899 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/14112 variables, 0/10899 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/14112 variables, 0/10899 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 14112/14112 variables, and 10899 constraints, problems are : Problem set: 0 solved, 2 unsolved in 19799 ms.
Refiners :[Positive P Invariants (semi-flows): 47/47 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 2825/2825 constraints, ReadFeed: 8000/8000 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 5/5 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2688/2689 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2689 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 26/2715 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2715 variables, 5/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 03:11:44] [INFO ] Deduced a trap composed of 153 places in 2327 ms of which 17 ms to minimize.
[2024-06-01 03:11:46] [INFO ] Deduced a trap composed of 135 places in 2238 ms of which 18 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/2715 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2715 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 46/2761 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 03:11:49] [INFO ] Deduced a trap composed of 5 places in 2420 ms of which 17 ms to minimize.
[2024-06-01 03:11:51] [INFO ] Deduced a trap composed of 107 places in 2549 ms of which 19 ms to minimize.
[2024-06-01 03:11:54] [INFO ] Deduced a trap composed of 39 places in 2456 ms of which 18 ms to minimize.
[2024-06-01 03:11:56] [INFO ] Deduced a trap composed of 116 places in 2472 ms of which 17 ms to minimize.
[2024-06-01 03:11:59] [INFO ] Deduced a trap composed of 101 places in 2441 ms of which 17 ms to minimize.
[2024-06-01 03:12:01] [INFO ] Deduced a trap composed of 70 places in 2301 ms of which 16 ms to minimize.
[2024-06-01 03:12:04] [INFO ] Deduced a trap composed of 115 places in 2524 ms of which 17 ms to minimize.
[2024-06-01 03:12:06] [INFO ] Deduced a trap composed of 102 places in 2405 ms of which 18 ms to minimize.
[2024-06-01 03:12:09] [INFO ] Deduced a trap composed of 117 places in 2436 ms of which 18 ms to minimize.
[2024-06-01 03:12:11] [INFO ] Deduced a trap composed of 70 places in 2459 ms of which 18 ms to minimize.
[2024-06-01 03:12:14] [INFO ] Deduced a trap composed of 117 places in 2447 ms of which 19 ms to minimize.
[2024-06-01 03:12:16] [INFO ] Deduced a trap composed of 125 places in 2363 ms of which 17 ms to minimize.
[2024-06-01 03:12:19] [INFO ] Deduced a trap composed of 115 places in 2508 ms of which 18 ms to minimize.
[2024-06-01 03:12:21] [INFO ] Deduced a trap composed of 107 places in 2456 ms of which 19 ms to minimize.
[2024-06-01 03:12:24] [INFO ] Deduced a trap composed of 109 places in 2614 ms of which 18 ms to minimize.
[2024-06-01 03:12:26] [INFO ] Deduced a trap composed of 109 places in 2442 ms of which 18 ms to minimize.
SMT process timed out in 65207ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 2825 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2825/2825 places, 12173/12173 transitions.
Applied a total of 0 rules in 610 ms. Remains 2825 /2825 variables (removed 0) and now considering 12173/12173 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 610 ms. Remains : 2825/2825 places, 12173/12173 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2825/2825 places, 12173/12173 transitions.
Applied a total of 0 rules in 606 ms. Remains 2825 /2825 variables (removed 0) and now considering 12173/12173 (removed 0) transitions.
[2024-06-01 03:12:28] [INFO ] Flow matrix only has 11287 transitions (discarded 886 similar events)
[2024-06-01 03:12:28] [INFO ] Invariant cache hit.
[2024-06-01 03:12:35] [INFO ] Implicit Places using invariants in 7150 ms returned []
Implicit Place search using SMT only with invariants took 7151 ms to find 0 implicit places.
Running 12079 sub problems to find dead transitions.
[2024-06-01 03:12:35] [INFO ] Flow matrix only has 11287 transitions (discarded 886 similar events)
[2024-06-01 03:12:35] [INFO ] Invariant cache hit.
[2024-06-01 03:12:35] [INFO ] State equation strengthened by 8000 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2822 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 12079 unsolved
SMT process timed out in 123592ms, After SMT, problems are : Problem set: 0 solved, 12079 unsolved
Search for dead transitions found 0 dead transitions in 123695ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 131475 ms. Remains : 2825/2825 places, 12173/12173 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[0] Max Struct:[1]
Ending property specific reduction for MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-01 in 481158 ms.
Starting property specific reduction for MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-02
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[1]
[2024-06-01 03:14:38] [INFO ] Flow matrix only has 11300 transitions (discarded 886 similar events)
// Phase 1: matrix 11300 rows 2837 cols
[2024-06-01 03:14:39] [INFO ] Computed 71 invariants in 184 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 10000 steps (168 resets) in 476 ms. (20 steps per ms)
BEST_FIRST walk for 10001 steps (17 resets) in 59 ms. (166 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2024-06-01 03:14:39] [INFO ] Flow matrix only has 11300 transitions (discarded 886 similar events)
[2024-06-01 03:14:39] [INFO ] Invariant cache hit.
[2024-06-01 03:14:39] [INFO ] [Real]Absence check using 47 positive place invariants in 50 ms returned sat
[2024-06-01 03:14:39] [INFO ] [Real]Absence check using 47 positive and 24 generalized place invariants in 9 ms returned sat
[2024-06-01 03:14:42] [INFO ] [Real]Absence check using state equation in 2662 ms returned sat
[2024-06-01 03:14:42] [INFO ] State equation strengthened by 8002 read => feed constraints.
[2024-06-01 03:14:43] [INFO ] [Real]Added 8002 Read/Feed constraints in 582 ms returned sat
[2024-06-01 03:14:43] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 03:14:43] [INFO ] [Nat]Absence check using 47 positive place invariants in 54 ms returned sat
[2024-06-01 03:14:44] [INFO ] [Nat]Absence check using 47 positive and 24 generalized place invariants in 6 ms returned sat
[2024-06-01 03:14:46] [INFO ] [Nat]Absence check using state equation in 2722 ms returned sat
[2024-06-01 03:14:47] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 03:14:48] [INFO ] [Nat]Added 8002 Read/Feed constraints in 1351 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2837 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place Node22HasTheLeafSetOfRx8ToReplaceNode17) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 2837/2837 places, 12185/12185 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 2836 transition count 12184
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 2 place count 2836 transition count 12183
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 2835 transition count 12183
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 4 place count 2834 transition count 12182
Iterating global reduction 2 with 1 rules applied. Total rules applied 5 place count 2834 transition count 12182
Applied a total of 5 rules in 1392 ms. Remains 2834 /2837 variables (removed 3) and now considering 12182/12185 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1392 ms. Remains : 2834/2837 places, 12182/12185 transitions.
[2024-06-01 03:14:49] [INFO ] Flow matrix only has 11296 transitions (discarded 886 similar events)
// Phase 1: matrix 11296 rows 2834 cols
[2024-06-01 03:14:49] [INFO ] Computed 71 invariants in 201 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 601874 steps (10117 resets) in 30001 ms. (20 steps per ms)
BEST_FIRST walk for 820620 steps (1403 resets) in 5001 ms. (164 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2024-06-01 03:15:24] [INFO ] Flow matrix only has 11296 transitions (discarded 886 similar events)
[2024-06-01 03:15:24] [INFO ] Invariant cache hit.
[2024-06-01 03:15:25] [INFO ] [Real]Absence check using 47 positive place invariants in 53 ms returned sat
[2024-06-01 03:15:25] [INFO ] [Real]Absence check using 47 positive and 24 generalized place invariants in 6 ms returned sat
[2024-06-01 03:15:28] [INFO ] [Real]Absence check using state equation in 3172 ms returned sat
[2024-06-01 03:15:28] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 03:15:28] [INFO ] [Nat]Absence check using 47 positive place invariants in 54 ms returned sat
[2024-06-01 03:15:28] [INFO ] [Nat]Absence check using 47 positive and 24 generalized place invariants in 4 ms returned sat
[2024-06-01 03:15:32] [INFO ] [Nat]Absence check using state equation in 3443 ms returned sat
[2024-06-01 03:15:32] [INFO ] State equation strengthened by 8002 read => feed constraints.
[2024-06-01 03:15:37] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 03:15:37] [INFO ] [Nat]Added 8002 Read/Feed constraints in 5273 ms returned sat
[2024-06-01 03:15:38] [INFO ] Computed and/alt/rep : 4559/6612/4559 causal constraints (skipped 6643 transitions) in 745 ms.
[2024-06-01 03:15:41] [INFO ] Added : 17 causal constraints over 4 iterations in 3221 ms. Result :sat
Minimization took 23127 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2834 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2834/2834 places, 12182/12182 transitions.
Applied a total of 0 rules in 677 ms. Remains 2834 /2834 variables (removed 0) and now considering 12182/12182 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 677 ms. Remains : 2834/2834 places, 12182/12182 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2834/2834 places, 12182/12182 transitions.
Applied a total of 0 rules in 599 ms. Remains 2834 /2834 variables (removed 0) and now considering 12182/12182 (removed 0) transitions.
[2024-06-01 03:16:05] [INFO ] Flow matrix only has 11296 transitions (discarded 886 similar events)
[2024-06-01 03:16:05] [INFO ] Invariant cache hit.
[2024-06-01 03:16:12] [INFO ] Implicit Places using invariants in 7034 ms returned [526]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 7040 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 2833/2834 places, 12182/12182 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 2832 transition count 12181
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 2832 transition count 12181
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 2831 transition count 12180
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 2831 transition count 12180
Applied a total of 4 rules in 987 ms. Remains 2831 /2833 variables (removed 2) and now considering 12180/12182 (removed 2) transitions.
[2024-06-01 03:16:13] [INFO ] Flow matrix only has 11294 transitions (discarded 886 similar events)
// Phase 1: matrix 11294 rows 2831 cols
[2024-06-01 03:16:13] [INFO ] Computed 70 invariants in 142 ms
[2024-06-01 03:16:20] [INFO ] Implicit Places using invariants in 7421 ms returned []
Implicit Place search using SMT only with invariants took 7422 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 2831/2834 places, 12180/12182 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 16050 ms. Remains : 2831/2834 places, 12180/12182 transitions.
[2024-06-01 03:16:20] [INFO ] Flow matrix only has 11294 transitions (discarded 886 similar events)
[2024-06-01 03:16:20] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 606372 steps (10196 resets) in 30001 ms. (20 steps per ms)
BEST_FIRST walk for 834031 steps (1431 resets) in 5001 ms. (166 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2024-06-01 03:16:55] [INFO ] Flow matrix only has 11294 transitions (discarded 886 similar events)
[2024-06-01 03:16:55] [INFO ] Invariant cache hit.
[2024-06-01 03:16:56] [INFO ] [Real]Absence check using 47 positive place invariants in 51 ms returned sat
[2024-06-01 03:16:56] [INFO ] [Real]Absence check using 47 positive and 23 generalized place invariants in 5 ms returned sat
[2024-06-01 03:16:59] [INFO ] [Real]Absence check using state equation in 3431 ms returned sat
[2024-06-01 03:16:59] [INFO ] State equation strengthened by 8002 read => feed constraints.
[2024-06-01 03:17:01] [INFO ] [Real]Added 8002 Read/Feed constraints in 1315 ms returned sat
[2024-06-01 03:17:01] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 03:17:01] [INFO ] [Nat]Absence check using 47 positive place invariants in 52 ms returned sat
[2024-06-01 03:17:01] [INFO ] [Nat]Absence check using 47 positive and 23 generalized place invariants in 6 ms returned sat
[2024-06-01 03:17:05] [INFO ] [Nat]Absence check using state equation in 3491 ms returned sat
[2024-06-01 03:17:10] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 03:17:12] [INFO ] [Nat]Added 8002 Read/Feed constraints in 6961 ms returned sat
[2024-06-01 03:17:14] [INFO ] Deduced a trap composed of 341 places in 2216 ms of which 26 ms to minimize.
[2024-06-01 03:17:20] [INFO ] Deduced a trap composed of 420 places in 2230 ms of which 18 ms to minimize.
[2024-06-01 03:17:21] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 9279 ms
[2024-06-01 03:17:22] [INFO ] Computed and/alt/rep : 4559/6611/4559 causal constraints (skipped 6641 transitions) in 722 ms.
[2024-06-01 03:17:24] [INFO ] Added : 19 causal constraints over 4 iterations in 3164 ms. Result :sat
Minimization took 21806 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2831 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2831/2831 places, 12180/12180 transitions.
Applied a total of 0 rules in 643 ms. Remains 2831 /2831 variables (removed 0) and now considering 12180/12180 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 643 ms. Remains : 2831/2831 places, 12180/12180 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2831/2831 places, 12180/12180 transitions.
Applied a total of 0 rules in 600 ms. Remains 2831 /2831 variables (removed 0) and now considering 12180/12180 (removed 0) transitions.
[2024-06-01 03:17:47] [INFO ] Flow matrix only has 11294 transitions (discarded 886 similar events)
[2024-06-01 03:17:47] [INFO ] Invariant cache hit.
[2024-06-01 03:17:54] [INFO ] Implicit Places using invariants in 7094 ms returned []
Implicit Place search using SMT only with invariants took 7096 ms to find 0 implicit places.
Running 12086 sub problems to find dead transitions.
[2024-06-01 03:17:55] [INFO ] Flow matrix only has 11294 transitions (discarded 886 similar events)
[2024-06-01 03:17:55] [INFO ] Invariant cache hit.
[2024-06-01 03:17:55] [INFO ] State equation strengthened by 8002 read => feed constraints.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2828 variables, 45/45 constraints. Problems are: Problem set: 0 solved, 12086 unsolved
SMT process timed out in 123833ms, After SMT, problems are : Problem set: 0 solved, 12086 unsolved
Search for dead transitions found 0 dead transitions in 123945ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 131673 ms. Remains : 2831/2831 places, 12180/12180 transitions.
RANDOM walk for 40000 steps (670 resets) in 2681 ms. (14 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (66 resets) in 313 ms. (127 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (69 resets) in 319 ms. (125 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 25474 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :0 out of 2
Probabilistic random walk after 25474 steps, saw 11061 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
[2024-06-01 03:20:02] [INFO ] Flow matrix only has 11294 transitions (discarded 886 similar events)
[2024-06-01 03:20:02] [INFO ] Invariant cache hit.
[2024-06-01 03:20:02] [INFO ] State equation strengthened by 8002 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2693/2694 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2694 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 25/2719 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2719 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 48/2767 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/2767 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 44/2811 variables, 44/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2811 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 20/2831 variables, 20/70 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2831 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 11294/14125 variables, 2831/2901 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SMT process timed out in 5105ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 2831 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2831/2831 places, 12180/12180 transitions.
Applied a total of 0 rules in 609 ms. Remains 2831 /2831 variables (removed 0) and now considering 12180/12180 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 610 ms. Remains : 2831/2831 places, 12180/12180 transitions.
RANDOM walk for 40000 steps (672 resets) in 2561 ms. (15 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (67 resets) in 321 ms. (124 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (68 resets) in 339 ms. (117 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 24494 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :0 out of 2
Probabilistic random walk after 24494 steps, saw 10663 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
[2024-06-01 03:20:12] [INFO ] Flow matrix only has 11294 transitions (discarded 886 similar events)
[2024-06-01 03:20:12] [INFO ] Invariant cache hit.
[2024-06-01 03:20:12] [INFO ] State equation strengthened by 8002 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2693/2694 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2694 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 25/2719 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2719 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 48/2767 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/2767 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 44/2811 variables, 44/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2811 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 20/2831 variables, 20/70 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2831 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 11294/14125 variables, 2831/2901 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/14125 variables, 8002/10903 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/14125 variables, 0/10903 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/14125 variables, 0/10903 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 14125/14125 variables, and 10903 constraints, problems are : Problem set: 0 solved, 2 unsolved in 7957 ms.
Refiners :[Positive P Invariants (semi-flows): 47/47 constraints, Generalized P Invariants (flows): 23/23 constraints, State Equation: 2831/2831 constraints, ReadFeed: 8002/8002 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2693/2694 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2694 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 25/2719 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2719 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 48/2767 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 03:20:23] [INFO ] Deduced a trap composed of 112 places in 2703 ms of which 20 ms to minimize.
[2024-06-01 03:20:26] [INFO ] Deduced a trap composed of 105 places in 2633 ms of which 19 ms to minimize.
[2024-06-01 03:20:29] [INFO ] Deduced a trap composed of 100 places in 2543 ms of which 19 ms to minimize.
[2024-06-01 03:20:31] [INFO ] Deduced a trap composed of 110 places in 2581 ms of which 19 ms to minimize.
[2024-06-01 03:20:34] [INFO ] Deduced a trap composed of 98 places in 2546 ms of which 19 ms to minimize.
[2024-06-01 03:20:37] [INFO ] Deduced a trap composed of 102 places in 2622 ms of which 20 ms to minimize.
[2024-06-01 03:20:39] [INFO ] Deduced a trap composed of 124 places in 2536 ms of which 18 ms to minimize.
[2024-06-01 03:20:42] [INFO ] Deduced a trap composed of 96 places in 2689 ms of which 19 ms to minimize.
[2024-06-01 03:20:44] [INFO ] Deduced a trap composed of 110 places in 2480 ms of which 19 ms to minimize.
[2024-06-01 03:20:47] [INFO ] Deduced a trap composed of 105 places in 2598 ms of which 17 ms to minimize.
[2024-06-01 03:20:50] [INFO ] Deduced a trap composed of 108 places in 2406 ms of which 19 ms to minimize.
[2024-06-01 03:20:52] [INFO ] Deduced a trap composed of 93 places in 2521 ms of which 18 ms to minimize.
[2024-06-01 03:20:55] [INFO ] Deduced a trap composed of 173 places in 2398 ms of which 18 ms to minimize.
[2024-06-01 03:20:57] [INFO ] Deduced a trap composed of 121 places in 2638 ms of which 19 ms to minimize.
[2024-06-01 03:21:00] [INFO ] Deduced a trap composed of 103 places in 2458 ms of which 17 ms to minimize.
[2024-06-01 03:21:02] [INFO ] Deduced a trap composed of 106 places in 2537 ms of which 17 ms to minimize.
[2024-06-01 03:21:05] [INFO ] Deduced a trap composed of 112 places in 2515 ms of which 19 ms to minimize.
[2024-06-01 03:21:08] [INFO ] Deduced a trap composed of 97 places in 2638 ms of which 20 ms to minimize.
SMT process timed out in 55587ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 2831 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2831/2831 places, 12180/12180 transitions.
Applied a total of 0 rules in 608 ms. Remains 2831 /2831 variables (removed 0) and now considering 12180/12180 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 608 ms. Remains : 2831/2831 places, 12180/12180 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2831/2831 places, 12180/12180 transitions.
Applied a total of 0 rules in 610 ms. Remains 2831 /2831 variables (removed 0) and now considering 12180/12180 (removed 0) transitions.
[2024-06-01 03:21:09] [INFO ] Flow matrix only has 11294 transitions (discarded 886 similar events)
[2024-06-01 03:21:09] [INFO ] Invariant cache hit.
[2024-06-01 03:21:16] [INFO ] Implicit Places using invariants in 7207 ms returned []
Implicit Place search using SMT only with invariants took 7208 ms to find 0 implicit places.
Running 12086 sub problems to find dead transitions.
[2024-06-01 03:21:16] [INFO ] Flow matrix only has 11294 transitions (discarded 886 similar events)
[2024-06-01 03:21:16] [INFO ] Invariant cache hit.
[2024-06-01 03:21:16] [INFO ] State equation strengthened by 8002 read => feed constraints.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/2828 variables, 45/45 constraints. Problems are: Problem set: 0 solved, 12086 unsolved
SMT process timed out in 123448ms, After SMT, problems are : Problem set: 0 solved, 12086 unsolved
Search for dead transitions found 0 dead transitions in 123552ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 131391 ms. Remains : 2831/2831 places, 12180/12180 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[0] Max Struct:[1]
Ending property specific reduction for MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-02 in 521189 ms.
Starting property specific reduction for MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-03
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:[1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[1]
[2024-06-01 03:23:20] [INFO ] Flow matrix only has 11300 transitions (discarded 886 similar events)
// Phase 1: matrix 11300 rows 2837 cols
[2024-06-01 03:23:20] [INFO ] Computed 71 invariants in 189 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 10000 steps (168 resets) in 480 ms. (20 steps per ms)
BEST_FIRST walk for 10001 steps (16 resets) in 58 ms. (169 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2024-06-01 03:23:20] [INFO ] Flow matrix only has 11300 transitions (discarded 886 similar events)
[2024-06-01 03:23:20] [INFO ] Invariant cache hit.
[2024-06-01 03:23:21] [INFO ] [Real]Absence check using 47 positive place invariants in 53 ms returned sat
[2024-06-01 03:23:21] [INFO ] [Real]Absence check using 47 positive and 24 generalized place invariants in 9 ms returned sat
[2024-06-01 03:23:24] [INFO ] [Real]Absence check using state equation in 3187 ms returned sat
[2024-06-01 03:23:24] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 03:23:24] [INFO ] [Nat]Absence check using 47 positive place invariants in 53 ms returned sat
[2024-06-01 03:23:24] [INFO ] [Nat]Absence check using 47 positive and 24 generalized place invariants in 9 ms returned sat
[2024-06-01 03:23:28] [INFO ] [Nat]Absence check using state equation in 3246 ms returned sat
[2024-06-01 03:23:28] [INFO ] State equation strengthened by 8002 read => feed constraints.
[2024-06-01 03:23:29] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 03:23:29] [INFO ] [Nat]Added 8002 Read/Feed constraints in 1394 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2837 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place Node23ThinksNode2ShouldBeNodeMasterToReplaceNode18) removed 2 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 2837/2837 places, 12184/12184 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 2837 transition count 12183
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 2836 transition count 12183
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 2836 transition count 12181
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 6 place count 2834 transition count 12181
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 8 place count 2832 transition count 12179
Iterating global reduction 3 with 2 rules applied. Total rules applied 10 place count 2832 transition count 12179
Applied a total of 10 rules in 1433 ms. Remains 2832 /2837 variables (removed 5) and now considering 12179/12184 (removed 5) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1435 ms. Remains : 2832/2837 places, 12179/12184 transitions.
[2024-06-01 03:23:31] [INFO ] Flow matrix only has 11293 transitions (discarded 886 similar events)
// Phase 1: matrix 11293 rows 2832 cols
[2024-06-01 03:23:31] [INFO ] Computed 71 invariants in 140 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 613616 steps (10316 resets) in 30001 ms. (20 steps per ms)
BEST_FIRST walk for 837799 steps (1435 resets) in 5001 ms. (167 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2024-06-01 03:24:06] [INFO ] Flow matrix only has 11293 transitions (discarded 886 similar events)
[2024-06-01 03:24:06] [INFO ] Invariant cache hit.
[2024-06-01 03:24:06] [INFO ] [Real]Absence check using 47 positive place invariants in 54 ms returned sat
[2024-06-01 03:24:06] [INFO ] [Real]Absence check using 47 positive and 24 generalized place invariants in 7 ms returned sat
[2024-06-01 03:24:10] [INFO ] [Real]Absence check using state equation in 3860 ms returned sat
[2024-06-01 03:24:10] [INFO ] State equation strengthened by 8001 read => feed constraints.
[2024-06-01 03:24:13] [INFO ] [Real]Added 8001 Read/Feed constraints in 2730 ms returned sat
[2024-06-01 03:24:13] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 03:24:13] [INFO ] [Nat]Absence check using 47 positive place invariants in 52 ms returned sat
[2024-06-01 03:24:13] [INFO ] [Nat]Absence check using 47 positive and 24 generalized place invariants in 15 ms returned sat
[2024-06-01 03:24:17] [INFO ] [Nat]Absence check using state equation in 3707 ms returned sat
[2024-06-01 03:24:22] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 03:24:27] [INFO ] [Nat]Added 8001 Read/Feed constraints in 9662 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2832 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2832/2832 places, 12179/12179 transitions.
Applied a total of 0 rules in 606 ms. Remains 2832 /2832 variables (removed 0) and now considering 12179/12179 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 606 ms. Remains : 2832/2832 places, 12179/12179 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2832/2832 places, 12179/12179 transitions.
Applied a total of 0 rules in 600 ms. Remains 2832 /2832 variables (removed 0) and now considering 12179/12179 (removed 0) transitions.
[2024-06-01 03:24:28] [INFO ] Flow matrix only has 11293 transitions (discarded 886 similar events)
[2024-06-01 03:24:28] [INFO ] Invariant cache hit.
[2024-06-01 03:24:35] [INFO ] Implicit Places using invariants in 7000 ms returned [526, 2187]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 7015 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 2830/2832 places, 12179/12179 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 2828 transition count 12177
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 2828 transition count 12177
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 6 place count 2826 transition count 12175
Iterating global reduction 0 with 2 rules applied. Total rules applied 8 place count 2826 transition count 12175
Applied a total of 8 rules in 1029 ms. Remains 2826 /2830 variables (removed 4) and now considering 12175/12179 (removed 4) transitions.
[2024-06-01 03:24:36] [INFO ] Flow matrix only has 11289 transitions (discarded 886 similar events)
// Phase 1: matrix 11289 rows 2826 cols
[2024-06-01 03:24:36] [INFO ] Computed 69 invariants in 157 ms
[2024-06-01 03:24:43] [INFO ] Implicit Places using invariants in 7113 ms returned []
Implicit Place search using SMT only with invariants took 7115 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 2826/2832 places, 12175/12179 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 15759 ms. Remains : 2826/2832 places, 12175/12179 transitions.
[2024-06-01 03:24:43] [INFO ] Flow matrix only has 11289 transitions (discarded 886 similar events)
[2024-06-01 03:24:43] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 615979 steps (10357 resets) in 30001 ms. (20 steps per ms)
BEST_FIRST walk for 836659 steps (1426 resets) in 5001 ms. (167 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2024-06-01 03:25:18] [INFO ] Flow matrix only has 11289 transitions (discarded 886 similar events)
[2024-06-01 03:25:18] [INFO ] Invariant cache hit.
[2024-06-01 03:25:19] [INFO ] [Real]Absence check using 47 positive place invariants in 52 ms returned sat
[2024-06-01 03:25:19] [INFO ] [Real]Absence check using 47 positive and 22 generalized place invariants in 7 ms returned sat
[2024-06-01 03:25:24] [INFO ] [Real]Absence check using state equation in 5488 ms returned sat
[2024-06-01 03:25:24] [INFO ] State equation strengthened by 8001 read => feed constraints.
[2024-06-01 03:25:26] [INFO ] [Real]Added 8001 Read/Feed constraints in 1337 ms returned sat
[2024-06-01 03:25:26] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 03:25:26] [INFO ] [Nat]Absence check using 47 positive place invariants in 54 ms returned sat
[2024-06-01 03:25:26] [INFO ] [Nat]Absence check using 47 positive and 22 generalized place invariants in 7 ms returned sat
[2024-06-01 03:25:32] [INFO ] [Nat]Absence check using state equation in 5481 ms returned sat
[2024-06-01 03:25:37] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 03:25:41] [INFO ] [Nat]Added 8001 Read/Feed constraints in 9411 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2826 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2826/2826 places, 12175/12175 transitions.
Applied a total of 0 rules in 604 ms. Remains 2826 /2826 variables (removed 0) and now considering 12175/12175 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 606 ms. Remains : 2826/2826 places, 12175/12175 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2826/2826 places, 12175/12175 transitions.
Applied a total of 0 rules in 620 ms. Remains 2826 /2826 variables (removed 0) and now considering 12175/12175 (removed 0) transitions.
[2024-06-01 03:25:42] [INFO ] Flow matrix only has 11289 transitions (discarded 886 similar events)
[2024-06-01 03:25:42] [INFO ] Invariant cache hit.
[2024-06-01 03:25:50] [INFO ] Implicit Places using invariants in 7251 ms returned []
Implicit Place search using SMT only with invariants took 7251 ms to find 0 implicit places.
Running 12081 sub problems to find dead transitions.
[2024-06-01 03:25:50] [INFO ] Flow matrix only has 11289 transitions (discarded 886 similar events)
[2024-06-01 03:25:50] [INFO ] Invariant cache hit.
[2024-06-01 03:25:50] [INFO ] State equation strengthened by 8001 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2823 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 12081 unsolved
SMT process timed out in 124509ms, After SMT, problems are : Problem set: 0 solved, 12081 unsolved
Search for dead transitions found 0 dead transitions in 124612ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 132505 ms. Remains : 2826/2826 places, 12175/12175 transitions.
RANDOM walk for 40000 steps (672 resets) in 2447 ms. (16 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (67 resets) in 353 ms. (113 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (66 resets) in 360 ms. (110 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 27000 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :0 out of 2
Probabilistic random walk after 27000 steps, saw 11691 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
[2024-06-01 03:27:58] [INFO ] Flow matrix only has 11289 transitions (discarded 886 similar events)
[2024-06-01 03:27:58] [INFO ] Invariant cache hit.
[2024-06-01 03:27:58] [INFO ] State equation strengthened by 8001 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2689/2690 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2690 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 26/2716 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 03:28:01] [INFO ] Deduced a trap composed of 119 places in 2351 ms of which 17 ms to minimize.
[2024-06-01 03:28:04] [INFO ] Deduced a trap composed of 368 places in 2357 ms of which 17 ms to minimize.
SMT process timed out in 5373ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 2826 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2826/2826 places, 12175/12175 transitions.
Applied a total of 0 rules in 659 ms. Remains 2826 /2826 variables (removed 0) and now considering 12175/12175 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 659 ms. Remains : 2826/2826 places, 12175/12175 transitions.
RANDOM walk for 40000 steps (672 resets) in 2553 ms. (15 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (66 resets) in 332 ms. (120 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (65 resets) in 307 ms. (129 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 25394 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :0 out of 2
Probabilistic random walk after 25394 steps, saw 11030 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
[2024-06-01 03:28:08] [INFO ] Flow matrix only has 11289 transitions (discarded 886 similar events)
[2024-06-01 03:28:08] [INFO ] Invariant cache hit.
[2024-06-01 03:28:08] [INFO ] State equation strengthened by 8001 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2689/2690 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2690 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 26/2716 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 03:28:11] [INFO ] Deduced a trap composed of 119 places in 2397 ms of which 18 ms to minimize.
[2024-06-01 03:28:14] [INFO ] Deduced a trap composed of 368 places in 2467 ms of which 17 ms to minimize.
[2024-06-01 03:28:16] [INFO ] Deduced a trap composed of 463 places in 2414 ms of which 18 ms to minimize.
[2024-06-01 03:28:19] [INFO ] Deduced a trap composed of 129 places in 2431 ms of which 17 ms to minimize.
[2024-06-01 03:28:21] [INFO ] Deduced a trap composed of 558 places in 2494 ms of which 18 ms to minimize.
[2024-06-01 03:28:24] [INFO ] Deduced a trap composed of 217 places in 2473 ms of which 17 ms to minimize.
[2024-06-01 03:28:26] [INFO ] Deduced a trap composed of 161 places in 2321 ms of which 17 ms to minimize.
[2024-06-01 03:28:29] [INFO ] Deduced a trap composed of 113 places in 2438 ms of which 16 ms to minimize.
[2024-06-01 03:28:31] [INFO ] Deduced a trap composed of 308 places in 2300 ms of which 17 ms to minimize.
[2024-06-01 03:28:33] [INFO ] Deduced a trap composed of 502 places in 2312 ms of which 18 ms to minimize.
[2024-06-01 03:28:36] [INFO ] Deduced a trap composed of 239 places in 2320 ms of which 18 ms to minimize.
[2024-06-01 03:28:38] [INFO ] Deduced a trap composed of 143 places in 2270 ms of which 18 ms to minimize.
[2024-06-01 03:28:40] [INFO ] Deduced a trap composed of 129 places in 2303 ms of which 17 ms to minimize.
[2024-06-01 03:28:43] [INFO ] Deduced a trap composed of 746 places in 2365 ms of which 17 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/2716 variables, 14/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2716 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 46/2762 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2762 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 44/2806 variables, 44/63 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2806 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 20/2826 variables, 20/83 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2826 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 11289/14115 variables, 2826/2909 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/14115 variables, 8001/10910 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/14115 variables, 0/10910 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/14115 variables, 0/10910 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 14115/14115 variables, and 10910 constraints, problems are : Problem set: 0 solved, 2 unsolved in 42183 ms.
Refiners :[Positive P Invariants (semi-flows): 47/47 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 2826/2826 constraints, ReadFeed: 8001/8001 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 14/14 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2689/2690 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2690 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 26/2716 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2716 variables, 14/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 03:28:53] [INFO ] Deduced a trap composed of 112 places in 2304 ms of which 17 ms to minimize.
[2024-06-01 03:28:56] [INFO ] Deduced a trap composed of 757 places in 2266 ms of which 17 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/2716 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2716 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 46/2762 variables, 2/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 03:28:58] [INFO ] Deduced a trap composed of 98 places in 2431 ms of which 18 ms to minimize.
[2024-06-01 03:29:01] [INFO ] Deduced a trap composed of 5 places in 2189 ms of which 18 ms to minimize.
[2024-06-01 03:29:03] [INFO ] Deduced a trap composed of 108 places in 2429 ms of which 18 ms to minimize.
[2024-06-01 03:29:05] [INFO ] Deduced a trap composed of 39 places in 2405 ms of which 17 ms to minimize.
[2024-06-01 03:29:08] [INFO ] Deduced a trap composed of 70 places in 2378 ms of which 18 ms to minimize.
[2024-06-01 03:29:10] [INFO ] Deduced a trap composed of 101 places in 2505 ms of which 19 ms to minimize.
[2024-06-01 03:29:13] [INFO ] Deduced a trap composed of 112 places in 2447 ms of which 18 ms to minimize.
[2024-06-01 03:29:16] [INFO ] Deduced a trap composed of 117 places in 2555 ms of which 18 ms to minimize.
[2024-06-01 03:29:18] [INFO ] Deduced a trap composed of 128 places in 2454 ms of which 17 ms to minimize.
[2024-06-01 03:29:21] [INFO ] Deduced a trap composed of 127 places in 2562 ms of which 19 ms to minimize.
[2024-06-01 03:29:23] [INFO ] Deduced a trap composed of 70 places in 2507 ms of which 18 ms to minimize.
[2024-06-01 03:29:26] [INFO ] Deduced a trap composed of 137 places in 2563 ms of which 18 ms to minimize.
[2024-06-01 03:29:28] [INFO ] Deduced a trap composed of 140 places in 2346 ms of which 17 ms to minimize.
[2024-06-01 03:29:31] [INFO ] Deduced a trap composed of 124 places in 2604 ms of which 18 ms to minimize.
[2024-06-01 03:29:33] [INFO ] Deduced a trap composed of 128 places in 2405 ms of which 18 ms to minimize.
[2024-06-01 03:29:36] [INFO ] Deduced a trap composed of 123 places in 2502 ms of which 18 ms to minimize.
SMT process timed out in 87631ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 2826 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2826/2826 places, 12175/12175 transitions.
Applied a total of 0 rules in 606 ms. Remains 2826 /2826 variables (removed 0) and now considering 12175/12175 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 606 ms. Remains : 2826/2826 places, 12175/12175 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2826/2826 places, 12175/12175 transitions.
Applied a total of 0 rules in 605 ms. Remains 2826 /2826 variables (removed 0) and now considering 12175/12175 (removed 0) transitions.
[2024-06-01 03:29:37] [INFO ] Flow matrix only has 11289 transitions (discarded 886 similar events)
[2024-06-01 03:29:37] [INFO ] Invariant cache hit.
[2024-06-01 03:29:44] [INFO ] Implicit Places using invariants in 7158 ms returned []
Implicit Place search using SMT only with invariants took 7160 ms to find 0 implicit places.
Running 12081 sub problems to find dead transitions.
[2024-06-01 03:29:44] [INFO ] Flow matrix only has 11289 transitions (discarded 886 similar events)
[2024-06-01 03:29:44] [INFO ] Invariant cache hit.
[2024-06-01 03:29:44] [INFO ] State equation strengthened by 8001 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2823 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 12081 unsolved
SMT process timed out in 123499ms, After SMT, problems are : Problem set: 0 solved, 12081 unsolved
Search for dead transitions found 0 dead transitions in 123600ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 131389 ms. Remains : 2826/2826 places, 12175/12175 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[0] Max Struct:[1]
Ending property specific reduction for MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-03 in 508229 ms.
Starting property specific reduction for MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-04
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:[1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[1]
[2024-06-01 03:31:48] [INFO ] Flow matrix only has 11300 transitions (discarded 886 similar events)
// Phase 1: matrix 11300 rows 2837 cols
[2024-06-01 03:31:48] [INFO ] Computed 71 invariants in 261 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 10000 steps (168 resets) in 546 ms. (18 steps per ms)
BEST_FIRST walk for 10001 steps (16 resets) in 66 ms. (149 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2024-06-01 03:31:49] [INFO ] Flow matrix only has 11300 transitions (discarded 886 similar events)
[2024-06-01 03:31:49] [INFO ] Invariant cache hit.
[2024-06-01 03:31:49] [INFO ] [Real]Absence check using 47 positive place invariants in 54 ms returned sat
[2024-06-01 03:31:49] [INFO ] [Real]Absence check using 47 positive and 24 generalized place invariants in 9 ms returned sat
[2024-06-01 03:31:52] [INFO ] [Real]Absence check using state equation in 3161 ms returned sat
[2024-06-01 03:31:53] [INFO ] State equation strengthened by 8002 read => feed constraints.
[2024-06-01 03:31:53] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 03:31:53] [INFO ] [Real]Added 8002 Read/Feed constraints in 889 ms returned sat
[2024-06-01 03:31:54] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 03:31:54] [INFO ] [Nat]Absence check using 47 positive place invariants in 55 ms returned sat
[2024-06-01 03:31:54] [INFO ] [Nat]Absence check using 47 positive and 24 generalized place invariants in 9 ms returned sat
[2024-06-01 03:31:57] [INFO ] [Nat]Absence check using state equation in 2935 ms returned sat
[2024-06-01 03:31:58] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 03:31:58] [INFO ] [Nat]Added 8002 Read/Feed constraints in 1371 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2837 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place Node4ThinksNode16ShouldBeNodeMasterToReplaceNode9) removed 2 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 2837/2837 places, 12184/12184 transitions.
Reduce places removed 1 places and 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 2836 transition count 12181
Reduce places removed 2 places and 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 2834 transition count 12179
Reduce places removed 1 places and 2 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 5 place count 2833 transition count 12177
Reduce places removed 1 places and 2 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 6 place count 2832 transition count 12175
Reduce places removed 1 places and 2 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 7 place count 2831 transition count 12173
Reduce places removed 1 places and 2 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 8 place count 2830 transition count 12171
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 6 with 2 rules applied. Total rules applied 10 place count 2830 transition count 12169
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 12 place count 2828 transition count 12169
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 14 place count 2826 transition count 12167
Iterating global reduction 7 with 2 rules applied. Total rules applied 16 place count 2826 transition count 12167
Applied a total of 16 rules in 1463 ms. Remains 2826 /2837 variables (removed 11) and now considering 12167/12184 (removed 17) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1463 ms. Remains : 2826/2837 places, 12167/12184 transitions.
[2024-06-01 03:32:00] [INFO ] Flow matrix only has 11281 transitions (discarded 886 similar events)
// Phase 1: matrix 11281 rows 2826 cols
[2024-06-01 03:32:00] [INFO ] Computed 71 invariants in 155 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 622889 steps (10472 resets) in 30001 ms. (20 steps per ms)
BEST_FIRST walk for 847164 steps (1449 resets) in 5001 ms. (169 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2024-06-01 03:32:35] [INFO ] Flow matrix only has 11281 transitions (discarded 886 similar events)
[2024-06-01 03:32:35] [INFO ] Invariant cache hit.
[2024-06-01 03:32:35] [INFO ] [Real]Absence check using 47 positive place invariants in 59 ms returned sat
[2024-06-01 03:32:35] [INFO ] [Real]Absence check using 47 positive and 24 generalized place invariants in 6 ms returned sat
[2024-06-01 03:32:39] [INFO ] [Real]Absence check using state equation in 3802 ms returned sat
[2024-06-01 03:32:39] [INFO ] State equation strengthened by 7995 read => feed constraints.
[2024-06-01 03:32:42] [INFO ] [Real]Added 7995 Read/Feed constraints in 2376 ms returned sat
[2024-06-01 03:32:42] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 03:32:42] [INFO ] [Nat]Absence check using 47 positive place invariants in 52 ms returned sat
[2024-06-01 03:32:42] [INFO ] [Nat]Absence check using 47 positive and 24 generalized place invariants in 6 ms returned sat
[2024-06-01 03:32:45] [INFO ] [Nat]Absence check using state equation in 3012 ms returned sat
[2024-06-01 03:32:50] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 03:32:55] [INFO ] [Nat]Added 7995 Read/Feed constraints in 9360 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2826 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2826/2826 places, 12167/12167 transitions.
Applied a total of 0 rules in 601 ms. Remains 2826 /2826 variables (removed 0) and now considering 12167/12167 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 602 ms. Remains : 2826/2826 places, 12167/12167 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2826/2826 places, 12167/12167 transitions.
Applied a total of 0 rules in 593 ms. Remains 2826 /2826 variables (removed 0) and now considering 12167/12167 (removed 0) transitions.
[2024-06-01 03:32:56] [INFO ] Flow matrix only has 11281 transitions (discarded 886 similar events)
[2024-06-01 03:32:56] [INFO ] Invariant cache hit.
[2024-06-01 03:33:03] [INFO ] Implicit Places using invariants in 7241 ms returned [526, 2181]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 7255 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 2824/2826 places, 12167/12167 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 2822 transition count 12165
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 2822 transition count 12165
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 6 place count 2820 transition count 12163
Iterating global reduction 0 with 2 rules applied. Total rules applied 8 place count 2820 transition count 12163
Applied a total of 8 rules in 993 ms. Remains 2820 /2824 variables (removed 4) and now considering 12163/12167 (removed 4) transitions.
[2024-06-01 03:33:04] [INFO ] Flow matrix only has 11277 transitions (discarded 886 similar events)
// Phase 1: matrix 11277 rows 2820 cols
[2024-06-01 03:33:04] [INFO ] Computed 69 invariants in 239 ms
[2024-06-01 03:33:11] [INFO ] Implicit Places using invariants in 7210 ms returned []
Implicit Place search using SMT only with invariants took 7212 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 2820/2826 places, 12163/12167 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 16055 ms. Remains : 2820/2826 places, 12163/12167 transitions.
[2024-06-01 03:33:11] [INFO ] Flow matrix only has 11277 transitions (discarded 886 similar events)
[2024-06-01 03:33:11] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 607806 steps (10219 resets) in 30001 ms. (20 steps per ms)
BEST_FIRST walk for 833432 steps (1425 resets) in 5001 ms. (166 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2024-06-01 03:33:46] [INFO ] Flow matrix only has 11277 transitions (discarded 886 similar events)
[2024-06-01 03:33:46] [INFO ] Invariant cache hit.
[2024-06-01 03:33:47] [INFO ] [Real]Absence check using 47 positive place invariants in 51 ms returned sat
[2024-06-01 03:33:47] [INFO ] [Real]Absence check using 47 positive and 22 generalized place invariants in 5 ms returned sat
[2024-06-01 03:33:51] [INFO ] [Real]Absence check using state equation in 4303 ms returned sat
[2024-06-01 03:33:51] [INFO ] State equation strengthened by 7995 read => feed constraints.
[2024-06-01 03:33:52] [INFO ] [Real]Added 7995 Read/Feed constraints in 928 ms returned sat
[2024-06-01 03:33:52] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 03:33:53] [INFO ] [Nat]Absence check using 47 positive place invariants in 52 ms returned sat
[2024-06-01 03:33:53] [INFO ] [Nat]Absence check using 47 positive and 22 generalized place invariants in 5 ms returned sat
[2024-06-01 03:33:57] [INFO ] [Nat]Absence check using state equation in 4143 ms returned sat
[2024-06-01 03:34:02] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 03:34:06] [INFO ] [Nat]Added 7995 Read/Feed constraints in 9365 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2820 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2820/2820 places, 12163/12163 transitions.
Applied a total of 0 rules in 612 ms. Remains 2820 /2820 variables (removed 0) and now considering 12163/12163 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 612 ms. Remains : 2820/2820 places, 12163/12163 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2820/2820 places, 12163/12163 transitions.
Applied a total of 0 rules in 605 ms. Remains 2820 /2820 variables (removed 0) and now considering 12163/12163 (removed 0) transitions.
[2024-06-01 03:34:07] [INFO ] Flow matrix only has 11277 transitions (discarded 886 similar events)
[2024-06-01 03:34:07] [INFO ] Invariant cache hit.
[2024-06-01 03:34:15] [INFO ] Implicit Places using invariants in 7136 ms returned []
Implicit Place search using SMT only with invariants took 7137 ms to find 0 implicit places.
Running 12069 sub problems to find dead transitions.
[2024-06-01 03:34:15] [INFO ] Flow matrix only has 11277 transitions (discarded 886 similar events)
[2024-06-01 03:34:15] [INFO ] Invariant cache hit.
[2024-06-01 03:34:15] [INFO ] State equation strengthened by 7995 read => feed constraints.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2817 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 12069 unsolved
SMT process timed out in 124145ms, After SMT, problems are : Problem set: 0 solved, 12069 unsolved
Search for dead transitions found 0 dead transitions in 124248ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 132009 ms. Remains : 2820/2820 places, 12163/12163 transitions.
RANDOM walk for 40000 steps (672 resets) in 2941 ms. (13 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (65 resets) in 317 ms. (125 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (66 resets) in 310 ms. (128 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 25326 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :0 out of 2
Probabilistic random walk after 25326 steps, saw 11002 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
[2024-06-01 03:36:23] [INFO ] Flow matrix only has 11277 transitions (discarded 886 similar events)
[2024-06-01 03:36:23] [INFO ] Invariant cache hit.
[2024-06-01 03:36:23] [INFO ] State equation strengthened by 7995 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2683/2684 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2684 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 26/2710 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 03:36:26] [INFO ] Deduced a trap composed of 136 places in 2409 ms of which 19 ms to minimize.
[2024-06-01 03:36:29] [INFO ] Deduced a trap composed of 1311 places in 2529 ms of which 19 ms to minimize.
SMT process timed out in 5603ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 2820 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2820/2820 places, 12163/12163 transitions.
Applied a total of 0 rules in 648 ms. Remains 2820 /2820 variables (removed 0) and now considering 12163/12163 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 648 ms. Remains : 2820/2820 places, 12163/12163 transitions.
RANDOM walk for 40000 steps (670 resets) in 2767 ms. (14 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (66 resets) in 315 ms. (126 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (68 resets) in 314 ms. (126 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 25496 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :0 out of 2
Probabilistic random walk after 25496 steps, saw 11077 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
[2024-06-01 03:36:33] [INFO ] Flow matrix only has 11277 transitions (discarded 886 similar events)
[2024-06-01 03:36:33] [INFO ] Invariant cache hit.
[2024-06-01 03:36:33] [INFO ] State equation strengthened by 7995 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2683/2684 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2684 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 26/2710 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 03:36:36] [INFO ] Deduced a trap composed of 136 places in 2336 ms of which 17 ms to minimize.
[2024-06-01 03:36:38] [INFO ] Deduced a trap composed of 1311 places in 2360 ms of which 18 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/2710 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2710 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 46/2756 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 03:36:41] [INFO ] Deduced a trap composed of 5 places in 2561 ms of which 18 ms to minimize.
[2024-06-01 03:36:44] [INFO ] Deduced a trap composed of 107 places in 2466 ms of which 19 ms to minimize.
[2024-06-01 03:36:46] [INFO ] Deduced a trap composed of 39 places in 2236 ms of which 18 ms to minimize.
[2024-06-01 03:36:49] [INFO ] Deduced a trap composed of 99 places in 2560 ms of which 20 ms to minimize.
[2024-06-01 03:36:51] [INFO ] Deduced a trap composed of 99 places in 2578 ms of which 18 ms to minimize.
[2024-06-01 03:36:54] [INFO ] Deduced a trap composed of 106 places in 2576 ms of which 18 ms to minimize.
[2024-06-01 03:36:57] [INFO ] Deduced a trap composed of 107 places in 2545 ms of which 18 ms to minimize.
[2024-06-01 03:36:59] [INFO ] Deduced a trap composed of 117 places in 2668 ms of which 17 ms to minimize.
[2024-06-01 03:37:02] [INFO ] Deduced a trap composed of 39 places in 2299 ms of which 18 ms to minimize.
[2024-06-01 03:37:04] [INFO ] Deduced a trap composed of 109 places in 2463 ms of which 18 ms to minimize.
[2024-06-01 03:37:07] [INFO ] Deduced a trap composed of 130 places in 2481 ms of which 18 ms to minimize.
[2024-06-01 03:37:09] [INFO ] Deduced a trap composed of 89 places in 2455 ms of which 17 ms to minimize.
[2024-06-01 03:37:12] [INFO ] Deduced a trap composed of 109 places in 2469 ms of which 18 ms to minimize.
[2024-06-01 03:37:14] [INFO ] Deduced a trap composed of 114 places in 2637 ms of which 18 ms to minimize.
[2024-06-01 03:37:17] [INFO ] Deduced a trap composed of 97 places in 2482 ms of which 16 ms to minimize.
[2024-06-01 03:37:20] [INFO ] Deduced a trap composed of 114 places in 2578 ms of which 19 ms to minimize.
SMT process timed out in 46449ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 2820 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2820/2820 places, 12163/12163 transitions.
Applied a total of 0 rules in 606 ms. Remains 2820 /2820 variables (removed 0) and now considering 12163/12163 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 606 ms. Remains : 2820/2820 places, 12163/12163 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2820/2820 places, 12163/12163 transitions.
Applied a total of 0 rules in 606 ms. Remains 2820 /2820 variables (removed 0) and now considering 12163/12163 (removed 0) transitions.
[2024-06-01 03:37:21] [INFO ] Flow matrix only has 11277 transitions (discarded 886 similar events)
[2024-06-01 03:37:21] [INFO ] Invariant cache hit.
[2024-06-01 03:37:28] [INFO ] Implicit Places using invariants in 7190 ms returned []
Implicit Place search using SMT only with invariants took 7191 ms to find 0 implicit places.
Running 12069 sub problems to find dead transitions.
[2024-06-01 03:37:28] [INFO ] Flow matrix only has 11277 transitions (discarded 886 similar events)
[2024-06-01 03:37:28] [INFO ] Invariant cache hit.
[2024-06-01 03:37:28] [INFO ] State equation strengthened by 7995 read => feed constraints.
Error getting values : (error "ParserException while parsing response: ((s2 1.0)
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(s2515 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2817 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 12069 unsolved
SMT process timed out in 123810ms, After SMT, problems are : Problem set: 0 solved, 12069 unsolved
Search for dead transitions found 0 dead transitions in 123912ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 131728 ms. Remains : 2820/2820 places, 12163/12163 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[0] Max Struct:[1]
Ending property specific reduction for MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-04 in 464133 ms.
Starting property specific reduction for MultiCrashLeafsetExtension-PT-S24C10-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:[1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[1]
[2024-06-01 03:39:32] [INFO ] Flow matrix only has 11300 transitions (discarded 886 similar events)
// Phase 1: matrix 11300 rows 2837 cols
[2024-06-01 03:39:32] [INFO ] Computed 71 invariants in 191 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 10000 steps (168 resets) in 488 ms. (20 steps per ms)
BEST_FIRST walk for 10001 steps (17 resets) in 60 ms. (163 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2024-06-01 03:39:33] [INFO ] Flow matrix only has 11300 transitions (discarded 886 similar events)
[2024-06-01 03:39:33] [INFO ] Invariant cache hit.
[2024-06-01 03:39:33] [INFO ] [Real]Absence check using 47 positive place invariants in 51 ms returned sat
[2024-06-01 03:39:33] [INFO ] [Real]Absence check using 47 positive and 24 generalized place invariants in 17 ms returned sat
[2024-06-01 03:39:37] [INFO ] [Real]Absence check using state equation in 3457 ms returned sat
[2024-06-01 03:39:37] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 03:39:37] [INFO ] [Nat]Absence check using 47 positive place invariants in 54 ms returned sat
[2024-06-01 03:39:37] [INFO ] [Nat]Absence check using 47 positive and 24 generalized place invariants in 9 ms returned sat
[2024-06-01 03:39:40] [INFO ] [Nat]Absence check using state equation in 3354 ms returned sat
[2024-06-01 03:39:40] [INFO ] State equation strengthened by 8002 read => feed constraints.
[2024-06-01 03:39:41] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 03:39:42] [INFO ] [Nat]Added 8002 Read/Feed constraints in 1246 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2837 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place Node1ThinksNode3ShouldBeNodeMasterToReplaceNode20) removed 2 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 2837/2837 places, 12184/12184 transitions.
Reduce places removed 1 places and 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 2836 transition count 12181
Reduce places removed 2 places and 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 2834 transition count 12179
Reduce places removed 1 places and 2 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 5 place count 2833 transition count 12177
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 3 with 2 rules applied. Total rules applied 7 place count 2833 transition count 12175
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 9 place count 2831 transition count 12175
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 11 place count 2829 transition count 12173
Iterating global reduction 4 with 2 rules applied. Total rules applied 13 place count 2829 transition count 12173
Applied a total of 13 rules in 1510 ms. Remains 2829 /2837 variables (removed 8) and now considering 12173/12184 (removed 11) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1511 ms. Remains : 2829/2837 places, 12173/12184 transitions.
[2024-06-01 03:39:43] [INFO ] Flow matrix only has 11287 transitions (discarded 886 similar events)
// Phase 1: matrix 11287 rows 2829 cols
[2024-06-01 03:39:43] [INFO ] Computed 71 invariants in 139 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 612646 steps (10299 resets) in 30001 ms. (20 steps per ms)
BEST_FIRST walk for 820153 steps (1410 resets) in 5001 ms. (163 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2024-06-01 03:40:18] [INFO ] Flow matrix only has 11287 transitions (discarded 886 similar events)
[2024-06-01 03:40:18] [INFO ] Invariant cache hit.
[2024-06-01 03:40:19] [INFO ] [Real]Absence check using 47 positive place invariants in 54 ms returned sat
[2024-06-01 03:40:19] [INFO ] [Real]Absence check using 47 positive and 24 generalized place invariants in 6 ms returned sat
[2024-06-01 03:40:23] [INFO ] [Real]Absence check using state equation in 4308 ms returned sat
[2024-06-01 03:40:23] [INFO ] State equation strengthened by 7998 read => feed constraints.
[2024-06-01 03:40:25] [INFO ] [Real]Added 7998 Read/Feed constraints in 1408 ms returned sat
[2024-06-01 03:40:25] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 03:40:25] [INFO ] [Nat]Absence check using 47 positive place invariants in 52 ms returned sat
[2024-06-01 03:40:25] [INFO ] [Nat]Absence check using 47 positive and 24 generalized place invariants in 4 ms returned sat
[2024-06-01 03:40:29] [INFO ] [Nat]Absence check using state equation in 3373 ms returned sat
[2024-06-01 03:40:34] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 03:40:38] [INFO ] [Nat]Added 7998 Read/Feed constraints in 9386 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2829 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2829/2829 places, 12173/12173 transitions.
Applied a total of 0 rules in 672 ms. Remains 2829 /2829 variables (removed 0) and now considering 12173/12173 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 673 ms. Remains : 2829/2829 places, 12173/12173 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2829/2829 places, 12173/12173 transitions.
Applied a total of 0 rules in 595 ms. Remains 2829 /2829 variables (removed 0) and now considering 12173/12173 (removed 0) transitions.
[2024-06-01 03:40:39] [INFO ] Flow matrix only has 11287 transitions (discarded 886 similar events)
[2024-06-01 03:40:39] [INFO ] Invariant cache hit.
[2024-06-01 03:40:46] [INFO ] Implicit Places using invariants in 7153 ms returned [523, 2184]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 7166 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 2827/2829 places, 12173/12173 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 2825 transition count 12171
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 2825 transition count 12171
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 6 place count 2823 transition count 12169
Iterating global reduction 0 with 2 rules applied. Total rules applied 8 place count 2823 transition count 12169
Applied a total of 8 rules in 976 ms. Remains 2823 /2827 variables (removed 4) and now considering 12169/12173 (removed 4) transitions.
[2024-06-01 03:40:47] [INFO ] Flow matrix only has 11283 transitions (discarded 886 similar events)
// Phase 1: matrix 11283 rows 2823 cols
[2024-06-01 03:40:48] [INFO ] Computed 69 invariants in 143 ms
[2024-06-01 03:40:55] [INFO ] Implicit Places using invariants in 7139 ms returned []
Implicit Place search using SMT only with invariants took 7141 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 2823/2829 places, 12169/12173 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 15879 ms. Remains : 2823/2829 places, 12169/12173 transitions.
[2024-06-01 03:40:55] [INFO ] Flow matrix only has 11283 transitions (discarded 886 similar events)
[2024-06-01 03:40:55] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 610787 steps (10269 resets) in 30001 ms. (20 steps per ms)
BEST_FIRST walk for 842808 steps (1443 resets) in 5001 ms. (168 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2024-06-01 03:41:30] [INFO ] Flow matrix only has 11283 transitions (discarded 886 similar events)
[2024-06-01 03:41:30] [INFO ] Invariant cache hit.
[2024-06-01 03:41:30] [INFO ] [Real]Absence check using 47 positive place invariants in 54 ms returned sat
[2024-06-01 03:41:30] [INFO ] [Real]Absence check using 47 positive and 22 generalized place invariants in 7 ms returned sat
[2024-06-01 03:41:34] [INFO ] [Real]Absence check using state equation in 3817 ms returned sat
[2024-06-01 03:41:34] [INFO ] State equation strengthened by 7998 read => feed constraints.
[2024-06-01 03:41:36] [INFO ] [Real]Added 7998 Read/Feed constraints in 1693 ms returned sat
[2024-06-01 03:41:36] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 03:41:36] [INFO ] [Nat]Absence check using 47 positive place invariants in 53 ms returned sat
[2024-06-01 03:41:36] [INFO ] [Nat]Absence check using 47 positive and 22 generalized place invariants in 9 ms returned sat
[2024-06-01 03:41:40] [INFO ] [Nat]Absence check using state equation in 3934 ms returned sat
[2024-06-01 03:41:45] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 03:41:50] [INFO ] [Nat]Added 7998 Read/Feed constraints in 9388 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2823 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2823/2823 places, 12169/12169 transitions.
Applied a total of 0 rules in 617 ms. Remains 2823 /2823 variables (removed 0) and now considering 12169/12169 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 617 ms. Remains : 2823/2823 places, 12169/12169 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2823/2823 places, 12169/12169 transitions.
Applied a total of 0 rules in 598 ms. Remains 2823 /2823 variables (removed 0) and now considering 12169/12169 (removed 0) transitions.
[2024-06-01 03:41:51] [INFO ] Flow matrix only has 11283 transitions (discarded 886 similar events)
[2024-06-01 03:41:51] [INFO ] Invariant cache hit.
[2024-06-01 03:41:58] [INFO ] Implicit Places using invariants in 7152 ms returned []
Implicit Place search using SMT only with invariants took 7152 ms to find 0 implicit places.
Running 12075 sub problems to find dead transitions.
[2024-06-01 03:41:58] [INFO ] Flow matrix only has 11283 transitions (discarded 886 similar events)
[2024-06-01 03:41:58] [INFO ] Invariant cache hit.
[2024-06-01 03:41:58] [INFO ] State equation strengthened by 7998 read => feed constraints.
(s1392 1.0timeout
^^^^^^^^^^
(error "Invalid token: 1.0timeout")
Error getting values : (error "ParserException while parsing response: ((s2 1.0)
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2820 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 12075 unsolved
SMT process timed out in 122535ms, After SMT, problems are : Problem set: 0 solved, 12075 unsolved
Search for dead transitions found 0 dead transitions in 122635ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 130400 ms. Remains : 2823/2823 places, 12169/12169 transitions.
RANDOM walk for 40000 steps (671 resets) in 2772 ms. (14 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (66 resets) in 386 ms. (103 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (66 resets) in 379 ms. (105 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 25690 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :0 out of 2
Probabilistic random walk after 25690 steps, saw 11151 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
[2024-06-01 03:44:05] [INFO ] Flow matrix only has 11283 transitions (discarded 886 similar events)
[2024-06-01 03:44:05] [INFO ] Invariant cache hit.
[2024-06-01 03:44:05] [INFO ] State equation strengthened by 7998 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2686/2687 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2687 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 26/2713 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 03:44:08] [INFO ] Deduced a trap composed of 141 places in 2342 ms of which 18 ms to minimize.
[2024-06-01 03:44:10] [INFO ] Deduced a trap composed of 209 places in 2314 ms of which 17 ms to minimize.
SMT process timed out in 5322ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 2823 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2823/2823 places, 12169/12169 transitions.
Applied a total of 0 rules in 610 ms. Remains 2823 /2823 variables (removed 0) and now considering 12169/12169 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 610 ms. Remains : 2823/2823 places, 12169/12169 transitions.
RANDOM walk for 40000 steps (671 resets) in 3083 ms. (12 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (65 resets) in 405 ms. (98 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (66 resets) in 366 ms. (109 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 26656 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :0 out of 2
Probabilistic random walk after 26656 steps, saw 11554 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
[2024-06-01 03:44:15] [INFO ] Flow matrix only has 11283 transitions (discarded 886 similar events)
[2024-06-01 03:44:15] [INFO ] Invariant cache hit.
[2024-06-01 03:44:15] [INFO ] State equation strengthened by 7998 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2686/2687 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2687 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 26/2713 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 03:44:18] [INFO ] Deduced a trap composed of 141 places in 2354 ms of which 17 ms to minimize.
[2024-06-01 03:44:20] [INFO ] Deduced a trap composed of 209 places in 2179 ms of which 16 ms to minimize.
[2024-06-01 03:44:22] [INFO ] Deduced a trap composed of 113 places in 2344 ms of which 18 ms to minimize.
[2024-06-01 03:44:25] [INFO ] Deduced a trap composed of 519 places in 2339 ms of which 17 ms to minimize.
[2024-06-01 03:44:27] [INFO ] Deduced a trap composed of 113 places in 2345 ms of which 17 ms to minimize.
[2024-06-01 03:44:30] [INFO ] Deduced a trap composed of 464 places in 2268 ms of which 18 ms to minimize.
[2024-06-01 03:44:32] [INFO ] Deduced a trap composed of 140 places in 2344 ms of which 17 ms to minimize.
[2024-06-01 03:44:34] [INFO ] Deduced a trap composed of 2066 places in 2305 ms of which 18 ms to minimize.
[2024-06-01 03:44:37] [INFO ] Deduced a trap composed of 494 places in 2337 ms of which 17 ms to minimize.
[2024-06-01 03:44:39] [INFO ] Deduced a trap composed of 490 places in 2337 ms of which 18 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/2713 variables, 10/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2713 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 46/2759 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 03:44:42] [INFO ] Deduced a trap composed of 5 places in 2414 ms of which 18 ms to minimize.
[2024-06-01 03:44:44] [INFO ] Deduced a trap composed of 39 places in 2463 ms of which 18 ms to minimize.
[2024-06-01 03:44:47] [INFO ] Deduced a trap composed of 181 places in 2460 ms of which 19 ms to minimize.
[2024-06-01 03:44:49] [INFO ] Deduced a trap composed of 39 places in 2429 ms of which 18 ms to minimize.
[2024-06-01 03:44:52] [INFO ] Deduced a trap composed of 115 places in 2468 ms of which 16 ms to minimize.
[2024-06-01 03:44:54] [INFO ] Deduced a trap composed of 89 places in 2505 ms of which 18 ms to minimize.
[2024-06-01 03:44:57] [INFO ] Deduced a trap composed of 118 places in 2479 ms of which 17 ms to minimize.
[2024-06-01 03:44:59] [INFO ] Deduced a trap composed of 123 places in 2513 ms of which 18 ms to minimize.
[2024-06-01 03:45:02] [INFO ] Deduced a trap composed of 109 places in 2413 ms of which 18 ms to minimize.
SMT process timed out in 47047ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 1 out of 2823 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2823/2823 places, 12169/12169 transitions.
Applied a total of 0 rules in 605 ms. Remains 2823 /2823 variables (removed 0) and now considering 12169/12169 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 605 ms. Remains : 2823/2823 places, 12169/12169 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2823/2823 places, 12169/12169 transitions.
Applied a total of 0 rules in 610 ms. Remains 2823 /2823 variables (removed 0) and now considering 12169/12169 (removed 0) transitions.
[2024-06-01 03:45:03] [INFO ] Flow matrix only has 11283 transitions (discarded 886 similar events)
[2024-06-01 03:45:03] [INFO ] Invariant cache hit.
[2024-06-01 03:45:10] [INFO ] Implicit Places using invariants in 7168 ms returned []
Implicit Place search using SMT only with invariants took 7172 ms to find 0 implicit places.
Running 12075 sub problems to find dead transitions.
[2024-06-01 03:45:10] [INFO ] Flow matrix only has 11283 transitions (discarded 886 similar events)
[2024-06-01 03:45:10] [INFO ] Invariant cache hit.
[2024-06-01 03:45:11] [INFO ] State equation strengthened by 7998 read => feed constraints.

BK_TIME_CONFINEMENT_REACHED

--------------------
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="MultiCrashLeafsetExtension-PT-S24C10"
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 MultiCrashLeafsetExtension-PT-S24C10, 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 r508-tall-171654350900125"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/MultiCrashLeafsetExtension-PT-S24C10.tgz
mv MultiCrashLeafsetExtension-PT-S24C10 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 ;