About the Execution of LTSMin+red for MultiCrashLeafsetExtension-PT-S24C07
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 2884.936 | 1719540.00 | 1920717.00 | 4031.80 | F??F?FFFT?TTFFF? | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2023-input.r233-tall-167856419500844.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.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 2-5348
Executing tool ltsminxred
Input is MultiCrashLeafsetExtension-PT-S24C07, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r233-tall-167856419500844
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 14M
-rw-r--r-- 1 mcc users 11K Feb 26 02:31 CTLCardinality.txt
-rw-r--r-- 1 mcc users 64K Feb 26 02:31 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Feb 26 02:28 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K Feb 26 02:28 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.9K Feb 25 16:24 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 16:24 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.4K Feb 25 16:24 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 16:24 LTLFireability.xml
-rw-r--r-- 1 mcc users 23K Feb 26 02:45 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 131K Feb 26 02:45 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Feb 26 02:38 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 60K Feb 26 02:38 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 16:24 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.5K Feb 25 16:24 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 14M Mar 5 18:22 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-00
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-01
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-02
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-03
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-04
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-05
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-06
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-07
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-08
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-09
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-10
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-11
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-12
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-13
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-14
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1679635318085
bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=MultiCrashLeafsetExtension-PT-S24C07
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-24 05:21:59] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-24 05:21:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-24 05:22:00] [INFO ] Load time of PNML (sax parser for PT used): 650 ms
[2023-03-24 05:22:00] [INFO ] Transformed 13822 places.
[2023-03-24 05:22:00] [INFO ] Transformed 20365 transitions.
[2023-03-24 05:22:00] [INFO ] Parsed PT model containing 13822 places and 20365 transitions and 77774 arcs in 822 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 13 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 66 out of 13822 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 13822/13822 places, 20365/20365 transitions.
Reduce places removed 42 places and 0 transitions.
Iterating post reduction 0 with 42 rules applied. Total rules applied 42 place count 13780 transition count 20365
Discarding 4181 places :
Symmetric choice reduction at 1 with 4181 rule applications. Total rules 4223 place count 9599 transition count 16184
Iterating global reduction 1 with 4181 rules applied. Total rules applied 8404 place count 9599 transition count 16184
Discarding 3841 places :
Symmetric choice reduction at 1 with 3841 rule applications. Total rules 12245 place count 5758 transition count 12343
Iterating global reduction 1 with 3841 rules applied. Total rules applied 16086 place count 5758 transition count 12343
Discarding 535 places :
Symmetric choice reduction at 1 with 535 rule applications. Total rules 16621 place count 5223 transition count 8598
Iterating global reduction 1 with 535 rules applied. Total rules applied 17156 place count 5223 transition count 8598
Applied a total of 17156 rules in 3835 ms. Remains 5223 /13822 variables (removed 8599) and now considering 8598/20365 (removed 11767) transitions.
[2023-03-24 05:22:04] [INFO ] Flow matrix only has 7998 transitions (discarded 600 similar events)
// Phase 1: matrix 7998 rows 5223 cols
[2023-03-24 05:22:04] [INFO ] Computed 1041 place invariants in 358 ms
[2023-03-24 05:22:08] [INFO ] Implicit Places using invariants in 4226 ms returned []
[2023-03-24 05:22:08] [INFO ] Flow matrix only has 7998 transitions (discarded 600 similar events)
[2023-03-24 05:22:08] [INFO ] Invariant cache hit.
[2023-03-24 05:22:12] [INFO ] Implicit Places using invariants and state equation in 3519 ms returned []
Implicit Place search using SMT with State Equation took 7777 ms to find 0 implicit places.
[2023-03-24 05:22:12] [INFO ] Flow matrix only has 7998 transitions (discarded 600 similar events)
[2023-03-24 05:22:12] [INFO ] Invariant cache hit.
[2023-03-24 05:22:17] [INFO ] Dead Transitions using invariants and state equation in 5074 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 5223/13822 places, 8598/20365 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 16692 ms. Remains : 5223/13822 places, 8598/20365 transitions.
Support contains 66 out of 5223 places after structural reductions.
[2023-03-24 05:22:18] [INFO ] Flatten gal took : 498 ms
[2023-03-24 05:22:18] [INFO ] Flatten gal took : 298 ms
[2023-03-24 05:22:19] [INFO ] Input system was already deterministic with 8598 transitions.
Incomplete random walk after 10000 steps, including 139 resets, run finished after 829 ms. (steps per millisecond=12 ) properties (out of 31) seen :6
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 25) seen :0
Running SMT prover for 25 properties.
[2023-03-24 05:22:20] [INFO ] Flow matrix only has 7998 transitions (discarded 600 similar events)
[2023-03-24 05:22:20] [INFO ] Invariant cache hit.
[2023-03-24 05:22:22] [INFO ] [Real]Absence check using 47 positive place invariants in 91 ms returned sat
[2023-03-24 05:22:22] [INFO ] [Real]Absence check using 47 positive and 994 generalized place invariants in 312 ms returned sat
[2023-03-24 05:22:40] [INFO ] After 15519ms SMT Verify possible using state equation in real domain returned unsat :1 sat :2 real:22
[2023-03-24 05:22:40] [INFO ] State equation strengthened by 2992 read => feed constraints.
[2023-03-24 05:22:41] [INFO ] After 1388ms SMT Verify possible using 2992 Read/Feed constraints in real domain returned unsat :1 sat :0 real:24
[2023-03-24 05:22:41] [INFO ] After 21592ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:24
[2023-03-24 05:22:43] [INFO ] [Nat]Absence check using 47 positive place invariants in 69 ms returned sat
[2023-03-24 05:22:44] [INFO ] [Nat]Absence check using 47 positive and 994 generalized place invariants in 304 ms returned sat
[2023-03-24 05:22:59] [INFO ] After 13153ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :24
[2023-03-24 05:23:06] [INFO ] After 7623ms SMT Verify possible using 2992 Read/Feed constraints in natural domain returned unsat :1 sat :23
[2023-03-24 05:23:06] [INFO ] After 7624ms SMT Verify possible using trap constraints in natural domain returned unsat :1 sat :23
Attempting to minimize the solution found.
Minimization took 2 ms.
[2023-03-24 05:23:06] [INFO ] After 25059ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :23
Fused 25 Parikh solutions to 24 different solutions.
Parikh walk visited 0 properties in 289 ms.
Support contains 51 out of 5223 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5223/5223 places, 8598/8598 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 5223 transition count 8596
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 5221 transition count 8596
Performed 362 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 362 Pre rules applied. Total rules applied 4 place count 5221 transition count 8234
Deduced a syphon composed of 362 places in 5 ms
Reduce places removed 362 places and 0 transitions.
Iterating global reduction 2 with 724 rules applied. Total rules applied 728 place count 4859 transition count 8234
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 730 place count 4857 transition count 8226
Iterating global reduction 2 with 2 rules applied. Total rules applied 732 place count 4857 transition count 8226
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 732 place count 4857 transition count 8225
Deduced a syphon composed of 1 places in 6 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 734 place count 4856 transition count 8225
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 735 place count 4855 transition count 8218
Iterating global reduction 2 with 1 rules applied. Total rules applied 736 place count 4855 transition count 8218
Performed 26 Post agglomeration using F-continuation condition.Transition count delta: 26
Deduced a syphon composed of 26 places in 6 ms
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 2 with 52 rules applied. Total rules applied 788 place count 4829 transition count 8192
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 790 place count 4827 transition count 8190
Iterating global reduction 2 with 2 rules applied. Total rules applied 792 place count 4827 transition count 8190
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 792 place count 4827 transition count 8188
Deduced a syphon composed of 2 places in 5 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 796 place count 4825 transition count 8188
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 798 place count 4823 transition count 8174
Iterating global reduction 2 with 2 rules applied. Total rules applied 800 place count 4823 transition count 8174
Free-agglomeration rule (complex) applied 301 times.
Iterating global reduction 2 with 301 rules applied. Total rules applied 1101 place count 4823 transition count 11041
Reduce places removed 301 places and 0 transitions.
Iterating post reduction 2 with 301 rules applied. Total rules applied 1402 place count 4522 transition count 11041
Partial Free-agglomeration rule applied 122 times.
Drop transitions removed 122 transitions
Iterating global reduction 3 with 122 rules applied. Total rules applied 1524 place count 4522 transition count 11041
Applied a total of 1524 rules in 5643 ms. Remains 4522 /5223 variables (removed 701) and now considering 11041/8598 (removed -2443) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5648 ms. Remains : 4522/5223 places, 11041/8598 transitions.
Incomplete random walk after 10000 steps, including 228 resets, run finished after 742 ms. (steps per millisecond=13 ) properties (out of 24) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 24) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 24) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 24) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 24) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 24) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 24) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 24) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 24) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 24) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 23) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 22) seen :0
Interrupted probabilistic random walk after 19038 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{13=1}
Probabilistic random walk after 19038 steps, saw 8824 distinct states, run finished after 3003 ms. (steps per millisecond=6 ) properties seen :1
Running SMT prover for 21 properties.
[2023-03-24 05:23:16] [INFO ] Flow matrix only has 10195 transitions (discarded 846 similar events)
// Phase 1: matrix 10195 rows 4522 cols
[2023-03-24 05:23:17] [INFO ] Computed 1041 place invariants in 268 ms
[2023-03-24 05:23:18] [INFO ] [Real]Absence check using 49 positive place invariants in 62 ms returned sat
[2023-03-24 05:23:19] [INFO ] [Real]Absence check using 49 positive and 992 generalized place invariants in 283 ms returned sat
[2023-03-24 05:23:33] [INFO ] After 16633ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:21
[2023-03-24 05:23:35] [INFO ] [Nat]Absence check using 49 positive place invariants in 58 ms returned sat
[2023-03-24 05:23:35] [INFO ] [Nat]Absence check using 49 positive and 992 generalized place invariants in 283 ms returned sat
[2023-03-24 05:23:50] [INFO ] After 12890ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :21
[2023-03-24 05:23:50] [INFO ] State equation strengthened by 6136 read => feed constraints.
[2023-03-24 05:23:58] [INFO ] After 8663ms SMT Verify possible using 6136 Read/Feed constraints in natural domain returned unsat :0 sat :20
[2023-03-24 05:23:58] [INFO ] After 8666ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :20
Attempting to minimize the solution found.
Minimization took 10 ms.
[2023-03-24 05:23:58] [INFO ] After 25050ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :20
Fused 21 Parikh solutions to 20 different solutions.
Parikh walk visited 0 properties in 59 ms.
Support contains 44 out of 4522 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4522/4522 places, 11041/11041 transitions.
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 4522 transition count 11038
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 6 place count 4519 transition count 11038
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 6 place count 4519 transition count 11037
Deduced a syphon composed of 1 places in 5 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 8 place count 4518 transition count 11037
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 9 place count 4517 transition count 11036
Iterating global reduction 2 with 1 rules applied. Total rules applied 10 place count 4517 transition count 11036
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 10 place count 4517 transition count 11035
Deduced a syphon composed of 1 places in 6 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 12 place count 4516 transition count 11035
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 2 with 3 rules applied. Total rules applied 15 place count 4516 transition count 11032
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 18 place count 4513 transition count 11032
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 20 place count 4511 transition count 11030
Iterating global reduction 3 with 2 rules applied. Total rules applied 22 place count 4511 transition count 11030
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 23 place count 4511 transition count 11030
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 24 place count 4510 transition count 11029
Iterating global reduction 3 with 1 rules applied. Total rules applied 25 place count 4510 transition count 11029
Applied a total of 25 rules in 3230 ms. Remains 4510 /4522 variables (removed 12) and now considering 11029/11041 (removed 12) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3231 ms. Remains : 4510/4522 places, 11029/11041 transitions.
Successfully simplified 1 atomic propositions for a total of 14 simplifications.
Initial state reduction rules removed 1 formulas.
FORMULA MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 2599 stabilizing places and 3397 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 4 out of 5223 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5223/5223 places, 8598/8598 transitions.
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 5223 transition count 8593
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 5218 transition count 8593
Performed 364 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 364 Pre rules applied. Total rules applied 10 place count 5218 transition count 8229
Deduced a syphon composed of 364 places in 5 ms
Reduce places removed 364 places and 0 transitions.
Iterating global reduction 2 with 728 rules applied. Total rules applied 738 place count 4854 transition count 8229
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 747 place count 4845 transition count 8184
Iterating global reduction 2 with 9 rules applied. Total rules applied 756 place count 4845 transition count 8184
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 756 place count 4845 transition count 8182
Deduced a syphon composed of 2 places in 5 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 760 place count 4843 transition count 8182
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 763 place count 4840 transition count 8161
Iterating global reduction 2 with 3 rules applied. Total rules applied 766 place count 4840 transition count 8161
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: 30
Deduced a syphon composed of 30 places in 5 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 2 with 60 rules applied. Total rules applied 826 place count 4810 transition count 8131
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 831 place count 4805 transition count 8126
Iterating global reduction 2 with 5 rules applied. Total rules applied 836 place count 4805 transition count 8126
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 836 place count 4805 transition count 8121
Deduced a syphon composed of 5 places in 5 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 846 place count 4800 transition count 8121
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 851 place count 4795 transition count 8086
Iterating global reduction 2 with 5 rules applied. Total rules applied 856 place count 4795 transition count 8086
Applied a total of 856 rules in 3815 ms. Remains 4795 /5223 variables (removed 428) and now considering 8086/8598 (removed 512) transitions.
[2023-03-24 05:24:06] [INFO ] Flow matrix only has 7486 transitions (discarded 600 similar events)
// Phase 1: matrix 7486 rows 4795 cols
[2023-03-24 05:24:06] [INFO ] Computed 1041 place invariants in 222 ms
[2023-03-24 05:24:10] [INFO ] Implicit Places using invariants in 3945 ms returned []
[2023-03-24 05:24:10] [INFO ] Flow matrix only has 7486 transitions (discarded 600 similar events)
[2023-03-24 05:24:10] [INFO ] Invariant cache hit.
[2023-03-24 05:24:13] [INFO ] Implicit Places using invariants and state equation in 3688 ms returned []
Implicit Place search using SMT with State Equation took 7636 ms to find 0 implicit places.
[2023-03-24 05:24:14] [INFO ] Redundant transitions in 968 ms returned []
[2023-03-24 05:24:14] [INFO ] Flow matrix only has 7486 transitions (discarded 600 similar events)
[2023-03-24 05:24:14] [INFO ] Invariant cache hit.
[2023-03-24 05:24:19] [INFO ] Dead Transitions using invariants and state equation in 4866 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 4795/5223 places, 8086/8598 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 17291 ms. Remains : 4795/5223 places, 8086/8598 transitions.
Stuttering acceptance computed with spot in 135 ms :[(NOT p0)]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (OR (LT s1631 1) (LT s1663 1)) (OR (LT s2277 1) (LT s2335 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 1972 reset in 1308 ms.
Product exploration explored 100000 steps with 1975 reset in 1268 ms.
Computed a total of 2196 stabilizing places and 2910 stable transitions
Computed a total of 2196 stabilizing places and 2910 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 110 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 197 resets, run finished after 126 ms. (steps per millisecond=79 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 28 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 23467 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23467 steps, saw 11005 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-24 05:24:25] [INFO ] Flow matrix only has 7486 transitions (discarded 600 similar events)
[2023-03-24 05:24:25] [INFO ] Invariant cache hit.
[2023-03-24 05:24:26] [INFO ] [Real]Absence check using 49 positive place invariants in 69 ms returned sat
[2023-03-24 05:24:26] [INFO ] [Real]Absence check using 49 positive and 992 generalized place invariants in 296 ms returned sat
[2023-03-24 05:24:30] [INFO ] After 3809ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-24 05:24:30] [INFO ] State equation strengthened by 2908 read => feed constraints.
[2023-03-24 05:24:31] [INFO ] After 417ms SMT Verify possible using 2908 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:24:31] [INFO ] After 5206ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:24:31] [INFO ] [Nat]Absence check using 49 positive place invariants in 68 ms returned sat
[2023-03-24 05:24:31] [INFO ] [Nat]Absence check using 49 positive and 992 generalized place invariants in 259 ms returned sat
[2023-03-24 05:24:35] [INFO ] After 3993ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:24:41] [INFO ] After 5612ms SMT Verify possible using 2908 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 05:24:46] [INFO ] Deduced a trap composed of 685 places in 5083 ms of which 9 ms to minimize.
[2023-03-24 05:24:52] [INFO ] Deduced a trap composed of 380 places in 4994 ms of which 5 ms to minimize.
[2023-03-24 05:24:52] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 10807 ms
[2023-03-24 05:24:52] [INFO ] After 16603ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 277 ms.
[2023-03-24 05:24:52] [INFO ] After 21736ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 4 out of 4795 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4795/4795 places, 8086/8086 transitions.
Free-agglomeration rule (complex) applied 336 times.
Iterating global reduction 0 with 336 rules applied. Total rules applied 336 place count 4795 transition count 11044
Reduce places removed 336 places and 0 transitions.
Iterating post reduction 0 with 336 rules applied. Total rules applied 672 place count 4459 transition count 11044
Partial Free-agglomeration rule applied 24 times.
Drop transitions removed 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 696 place count 4459 transition count 11044
Applied a total of 696 rules in 1729 ms. Remains 4459 /4795 variables (removed 336) and now considering 11044/8086 (removed -2958) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1730 ms. Remains : 4459/4795 places, 11044/8086 transitions.
Incomplete random walk after 10000 steps, including 230 resets, run finished after 433 ms. (steps per millisecond=23 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 20886 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 20886 steps, saw 9617 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-24 05:24:58] [INFO ] Flow matrix only has 10159 transitions (discarded 885 similar events)
// Phase 1: matrix 10159 rows 4459 cols
[2023-03-24 05:24:58] [INFO ] Computed 1041 place invariants in 249 ms
[2023-03-24 05:24:58] [INFO ] [Real]Absence check using 49 positive place invariants in 64 ms returned sat
[2023-03-24 05:24:59] [INFO ] [Real]Absence check using 49 positive and 992 generalized place invariants in 275 ms returned sat
[2023-03-24 05:25:03] [INFO ] After 5416ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:25:04] [INFO ] [Nat]Absence check using 49 positive place invariants in 61 ms returned sat
[2023-03-24 05:25:04] [INFO ] [Nat]Absence check using 49 positive and 992 generalized place invariants in 275 ms returned sat
[2023-03-24 05:25:10] [INFO ] After 5753ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:25:10] [INFO ] State equation strengthened by 6202 read => feed constraints.
[2023-03-24 05:25:13] [INFO ] After 3420ms SMT Verify possible using 6202 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 05:25:14] [INFO ] After 3995ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 379 ms.
[2023-03-24 05:25:14] [INFO ] After 11037ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 4 out of 4459 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4459/4459 places, 11044/11044 transitions.
Applied a total of 0 rules in 552 ms. Remains 4459 /4459 variables (removed 0) and now considering 11044/11044 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 552 ms. Remains : 4459/4459 places, 11044/11044 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4459/4459 places, 11044/11044 transitions.
Applied a total of 0 rules in 560 ms. Remains 4459 /4459 variables (removed 0) and now considering 11044/11044 (removed 0) transitions.
[2023-03-24 05:25:15] [INFO ] Flow matrix only has 10159 transitions (discarded 885 similar events)
[2023-03-24 05:25:15] [INFO ] Invariant cache hit.
[2023-03-24 05:25:20] [INFO ] Implicit Places using invariants in 4282 ms returned []
Implicit Place search using SMT only with invariants took 4283 ms to find 0 implicit places.
[2023-03-24 05:25:20] [INFO ] Flow matrix only has 10159 transitions (discarded 885 similar events)
[2023-03-24 05:25:20] [INFO ] Invariant cache hit.
[2023-03-24 05:25:26] [INFO ] Dead Transitions using invariants and state equation in 6042 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10889 ms. Remains : 4459/4459 places, 11044/11044 transitions.
Graph (trivial) has 3377 edges and 4459 vertex of which 25 / 4459 are part of one of the 1 SCC in 4 ms
Free SCC test removed 24 places
Drop transitions removed 642 transitions
Ensure Unique test removed 843 transitions
Reduce isomorphic transitions removed 1485 transitions.
Graph (complete) has 35971 edges and 4435 vertex of which 4413 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.6 ms
Discarding 22 places :
Also discarding 0 output transitions
Ensure Unique test removed 384 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t3685.t4028 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 241 transitions
Trivial Post-agglo rules discarded 241 transitions
Performed 241 trivial Post agglomeration. Transition count delta: 241
Iterating post reduction 0 with 243 rules applied. Total rules applied 245 place count 4028 transition count 9316
Ensure Unique test removed 1 places
Reduce places removed 242 places and 0 transitions.
Drop transitions removed 1 transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 241 transitions.
Drop transitions removed 240 transitions
Trivial Post-agglo rules discarded 240 transitions
Performed 240 trivial Post agglomeration. Transition count delta: 240
Iterating post reduction 1 with 723 rules applied. Total rules applied 968 place count 3786 transition count 8835
Ensure Unique test removed 1 places
Reduce places removed 241 places and 0 transitions.
Drop transitions removed 40 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 240 transitions.
Drop transitions removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 2 with 681 rules applied. Total rules applied 1649 place count 3545 transition count 8395
Ensure Unique test removed 40 places
Reduce places removed 240 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 198 transitions
Reduce isomorphic transitions removed 200 transitions.
Drop transitions removed 198 transitions
Trivial Post-agglo rules discarded 198 transitions
Performed 198 trivial Post agglomeration. Transition count delta: 198
Iterating post reduction 3 with 638 rules applied. Total rules applied 2287 place count 3305 transition count 7997
Ensure Unique test removed 2 places
Reduce places removed 200 places and 0 transitions.
Drop transitions removed 36 transitions
Ensure Unique test removed 162 transitions
Reduce isomorphic transitions removed 198 transitions.
Drop transitions removed 162 transitions
Trivial Post-agglo rules discarded 162 transitions
Performed 162 trivial Post agglomeration. Transition count delta: 162
Iterating post reduction 4 with 560 rules applied. Total rules applied 2847 place count 3105 transition count 7637
Ensure Unique test removed 36 places
Reduce places removed 198 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 160 transitions
Reduce isomorphic transitions removed 162 transitions.
Drop transitions removed 160 transitions
Trivial Post-agglo rules discarded 160 transitions
Performed 160 trivial Post agglomeration. Transition count delta: 160
Iterating post reduction 5 with 520 rules applied. Total rules applied 3367 place count 2907 transition count 7315
Ensure Unique test removed 2 places
Reduce places removed 162 places and 0 transitions.
Drop transitions removed 32 transitions
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 160 transitions.
Drop transitions removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 6 with 450 rules applied. Total rules applied 3817 place count 2745 transition count 7027
Ensure Unique test removed 32 places
Reduce places removed 160 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions removed 126 transitions
Trivial Post-agglo rules discarded 126 transitions
Performed 126 trivial Post agglomeration. Transition count delta: 126
Iterating post reduction 7 with 414 rules applied. Total rules applied 4231 place count 2585 transition count 6773
Ensure Unique test removed 2 places
Reduce places removed 128 places and 0 transitions.
Drop transitions removed 28 transitions
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 126 transitions.
Drop transitions removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 8 with 352 rules applied. Total rules applied 4583 place count 2457 transition count 6549
Ensure Unique test removed 28 places
Reduce places removed 126 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 98 transitions.
Drop transitions removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 9 with 320 rules applied. Total rules applied 4903 place count 2331 transition count 6355
Ensure Unique test removed 2 places
Reduce places removed 98 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 10 with 266 rules applied. Total rules applied 5169 place count 2233 transition count 6187
Ensure Unique test removed 24 places
Reduce places removed 96 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 72 transitions.
Drop transitions removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 11 with 238 rules applied. Total rules applied 5407 place count 2137 transition count 6045
Ensure Unique test removed 2 places
Reduce places removed 72 places and 0 transitions.
Drop transitions removed 20 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 70 transitions.
Drop transitions removed 50 transitions
Trivial Post-agglo rules discarded 50 transitions
Performed 50 trivial Post agglomeration. Transition count delta: 50
Iterating post reduction 12 with 192 rules applied. Total rules applied 5599 place count 2065 transition count 5925
Ensure Unique test removed 20 places
Reduce places removed 70 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 50 transitions.
Drop transitions removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 13 with 168 rules applied. Total rules applied 5767 place count 1995 transition count 5827
Ensure Unique test removed 2 places
Reduce places removed 50 places and 0 transitions.
Drop transitions removed 16 transitions
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 14 with 130 rules applied. Total rules applied 5897 place count 1945 transition count 5747
Ensure Unique test removed 16 places
Reduce places removed 48 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 15 with 110 rules applied. Total rules applied 6007 place count 1897 transition count 5685
Ensure Unique test removed 2 places
Reduce places removed 32 places and 0 transitions.
Drop transitions removed 12 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 16 with 80 rules applied. Total rules applied 6087 place count 1865 transition count 5637
Ensure Unique test removed 12 places
Reduce places removed 30 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 17 with 64 rules applied. Total rules applied 6151 place count 1835 transition count 5603
Ensure Unique test removed 2 places
Reduce places removed 18 places and 0 transitions.
Drop transitions removed 8 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 18 with 42 rules applied. Total rules applied 6193 place count 1817 transition count 5579
Ensure Unique test removed 8 places
Reduce places removed 16 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 19 with 30 rules applied. Total rules applied 6223 place count 1801 transition count 5565
Ensure Unique test removed 2 places
Reduce places removed 8 places and 0 transitions.
Drop transitions removed 4 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 20 with 16 rules applied. Total rules applied 6239 place count 1793 transition count 5557
Ensure Unique test removed 4 places
Reduce places removed 6 places and 0 transitions.
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 21 with 8 rules applied. Total rules applied 6247 place count 1787 transition count 5555
Ensure Unique test removed 2 places
Iterating post reduction 22 with 2 rules applied. Total rules applied 6249 place count 1785 transition count 5555
Performed 350 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 350 Pre rules applied. Total rules applied 6249 place count 1785 transition count 5205
Deduced a syphon composed of 350 places in 2 ms
Ensure Unique test removed 349 places
Reduce places removed 699 places and 0 transitions.
Iterating global reduction 23 with 1049 rules applied. Total rules applied 7298 place count 1086 transition count 5205
Discarding 360 places :
Symmetric choice reduction at 23 with 360 rule applications. Total rules 7658 place count 726 transition count 4845
Iterating global reduction 23 with 360 rules applied. Total rules applied 8018 place count 726 transition count 4845
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 1 Pre rules applied. Total rules applied 8018 place count 726 transition count 4844
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 23 with 2 rules applied. Total rules applied 8020 place count 725 transition count 4844
Discarding 539 places :
Symmetric choice reduction at 23 with 539 rule applications. Total rules 8559 place count 186 transition count 1071
Iterating global reduction 23 with 539 rules applied. Total rules applied 9098 place count 186 transition count 1071
Ensure Unique test removed 539 transitions
Reduce isomorphic transitions removed 539 transitions.
Iterating post reduction 23 with 539 rules applied. Total rules applied 9637 place count 186 transition count 532
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 24 with 51 rules applied. Total rules applied 9688 place count 160 transition count 507
Free-agglomeration rule (complex) applied 13 times.
Iterating global reduction 24 with 13 rules applied. Total rules applied 9701 place count 160 transition count 494
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 24 with 13 rules applied. Total rules applied 9714 place count 147 transition count 494
Discarding 11 places :
Symmetric choice reduction at 25 with 11 rule applications. Total rules 9725 place count 136 transition count 417
Ensure Unique test removed 10 places
Iterating global reduction 25 with 21 rules applied. Total rules applied 9746 place count 126 transition count 417
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 25 with 11 rules applied. Total rules applied 9757 place count 126 transition count 406
Discarding 10 places :
Symmetric choice reduction at 26 with 10 rule applications. Total rules 9767 place count 116 transition count 336
Iterating global reduction 26 with 10 rules applied. Total rules applied 9777 place count 116 transition count 336
Discarding 10 places :
Symmetric choice reduction at 26 with 10 rule applications. Total rules 9787 place count 106 transition count 326
Iterating global reduction 26 with 10 rules applied. Total rules applied 9797 place count 106 transition count 326
Partial Free-agglomeration rule applied 24 times.
Drop transitions removed 24 transitions
Iterating global reduction 26 with 24 rules applied. Total rules applied 9821 place count 106 transition count 326
Discarding 11 places :
Symmetric choice reduction at 26 with 11 rule applications. Total rules 9832 place count 95 transition count 249
Iterating global reduction 26 with 11 rules applied. Total rules applied 9843 place count 95 transition count 249
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 26 with 11 rules applied. Total rules applied 9854 place count 95 transition count 238
Applied a total of 9854 rules in 6815 ms. Remains 95 /4459 variables (removed 4364) and now considering 238/11044 (removed 10806) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 238 rows 95 cols
[2023-03-24 05:25:33] [INFO ] Computed 33 place invariants in 4 ms
[2023-03-24 05:25:33] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-24 05:25:33] [INFO ] [Real]Absence check using 4 positive and 29 generalized place invariants in 4 ms returned sat
[2023-03-24 05:25:33] [INFO ] After 57ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:25:33] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-24 05:25:33] [INFO ] [Nat]Absence check using 4 positive and 29 generalized place invariants in 6 ms returned sat
[2023-03-24 05:25:33] [INFO ] After 70ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:25:33] [INFO ] After 89ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2023-03-24 05:25:33] [INFO ] After 143ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 105 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Support contains 4 out of 4795 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 4795/4795 places, 8086/8086 transitions.
Applied a total of 0 rules in 516 ms. Remains 4795 /4795 variables (removed 0) and now considering 8086/8086 (removed 0) transitions.
[2023-03-24 05:25:33] [INFO ] Flow matrix only has 7486 transitions (discarded 600 similar events)
// Phase 1: matrix 7486 rows 4795 cols
[2023-03-24 05:25:34] [INFO ] Computed 1041 place invariants in 204 ms
[2023-03-24 05:25:37] [INFO ] Implicit Places using invariants in 3841 ms returned []
[2023-03-24 05:25:37] [INFO ] Flow matrix only has 7486 transitions (discarded 600 similar events)
[2023-03-24 05:25:37] [INFO ] Invariant cache hit.
[2023-03-24 05:25:41] [INFO ] Implicit Places using invariants and state equation in 3631 ms returned []
Implicit Place search using SMT with State Equation took 7474 ms to find 0 implicit places.
[2023-03-24 05:25:42] [INFO ] Redundant transitions in 933 ms returned []
[2023-03-24 05:25:42] [INFO ] Flow matrix only has 7486 transitions (discarded 600 similar events)
[2023-03-24 05:25:42] [INFO ] Invariant cache hit.
[2023-03-24 05:25:47] [INFO ] Dead Transitions using invariants and state equation in 4873 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 13803 ms. Remains : 4795/4795 places, 8086/8086 transitions.
Computed a total of 2196 stabilizing places and 2910 stable transitions
Computed a total of 2196 stabilizing places and 2910 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 112 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 197 resets, run finished after 137 ms. (steps per millisecond=72 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 28 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 25334 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25334 steps, saw 11856 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-24 05:25:50] [INFO ] Flow matrix only has 7486 transitions (discarded 600 similar events)
[2023-03-24 05:25:50] [INFO ] Invariant cache hit.
[2023-03-24 05:25:51] [INFO ] [Real]Absence check using 49 positive place invariants in 66 ms returned sat
[2023-03-24 05:25:51] [INFO ] [Real]Absence check using 49 positive and 992 generalized place invariants in 283 ms returned sat
[2023-03-24 05:25:55] [INFO ] After 4028ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-24 05:25:55] [INFO ] State equation strengthened by 2908 read => feed constraints.
[2023-03-24 05:25:55] [INFO ] After 411ms SMT Verify possible using 2908 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:25:55] [INFO ] After 5369ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:25:56] [INFO ] [Nat]Absence check using 49 positive place invariants in 67 ms returned sat
[2023-03-24 05:25:56] [INFO ] [Nat]Absence check using 49 positive and 992 generalized place invariants in 299 ms returned sat
[2023-03-24 05:26:01] [INFO ] After 4185ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:26:06] [INFO ] After 5542ms SMT Verify possible using 2908 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 05:26:11] [INFO ] Deduced a trap composed of 685 places in 4885 ms of which 5 ms to minimize.
[2023-03-24 05:26:16] [INFO ] Deduced a trap composed of 380 places in 4952 ms of which 4 ms to minimize.
[2023-03-24 05:26:17] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 10558 ms
[2023-03-24 05:26:17] [INFO ] After 16274ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 280 ms.
[2023-03-24 05:26:17] [INFO ] After 21632ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 4 out of 4795 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4795/4795 places, 8086/8086 transitions.
Free-agglomeration rule (complex) applied 336 times.
Iterating global reduction 0 with 336 rules applied. Total rules applied 336 place count 4795 transition count 11044
Reduce places removed 336 places and 0 transitions.
Iterating post reduction 0 with 336 rules applied. Total rules applied 672 place count 4459 transition count 11044
Partial Free-agglomeration rule applied 24 times.
Drop transitions removed 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 696 place count 4459 transition count 11044
Applied a total of 696 rules in 1735 ms. Remains 4459 /4795 variables (removed 336) and now considering 11044/8086 (removed -2958) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1735 ms. Remains : 4459/4795 places, 11044/8086 transitions.
Incomplete random walk after 10000 steps, including 230 resets, run finished after 435 ms. (steps per millisecond=22 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 22681 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22681 steps, saw 10422 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-24 05:26:22] [INFO ] Flow matrix only has 10159 transitions (discarded 885 similar events)
// Phase 1: matrix 10159 rows 4459 cols
[2023-03-24 05:26:23] [INFO ] Computed 1041 place invariants in 244 ms
[2023-03-24 05:26:23] [INFO ] [Real]Absence check using 49 positive place invariants in 68 ms returned sat
[2023-03-24 05:26:23] [INFO ] [Real]Absence check using 49 positive and 992 generalized place invariants in 251 ms returned sat
[2023-03-24 05:26:28] [INFO ] After 5749ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:26:29] [INFO ] [Nat]Absence check using 49 positive place invariants in 64 ms returned sat
[2023-03-24 05:26:29] [INFO ] [Nat]Absence check using 49 positive and 992 generalized place invariants in 279 ms returned sat
[2023-03-24 05:26:35] [INFO ] After 5720ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:26:35] [INFO ] State equation strengthened by 6202 read => feed constraints.
[2023-03-24 05:26:38] [INFO ] After 3479ms SMT Verify possible using 6202 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 05:26:39] [INFO ] After 4058ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 386 ms.
[2023-03-24 05:26:39] [INFO ] After 11083ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 4 out of 4459 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4459/4459 places, 11044/11044 transitions.
Applied a total of 0 rules in 568 ms. Remains 4459 /4459 variables (removed 0) and now considering 11044/11044 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 568 ms. Remains : 4459/4459 places, 11044/11044 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4459/4459 places, 11044/11044 transitions.
Applied a total of 0 rules in 570 ms. Remains 4459 /4459 variables (removed 0) and now considering 11044/11044 (removed 0) transitions.
[2023-03-24 05:26:41] [INFO ] Flow matrix only has 10159 transitions (discarded 885 similar events)
[2023-03-24 05:26:41] [INFO ] Invariant cache hit.
[2023-03-24 05:26:45] [INFO ] Implicit Places using invariants in 4262 ms returned []
Implicit Place search using SMT only with invariants took 4267 ms to find 0 implicit places.
[2023-03-24 05:26:45] [INFO ] Flow matrix only has 10159 transitions (discarded 885 similar events)
[2023-03-24 05:26:45] [INFO ] Invariant cache hit.
[2023-03-24 05:26:51] [INFO ] Dead Transitions using invariants and state equation in 6328 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11167 ms. Remains : 4459/4459 places, 11044/11044 transitions.
Graph (trivial) has 3377 edges and 4459 vertex of which 25 / 4459 are part of one of the 1 SCC in 2 ms
Free SCC test removed 24 places
Drop transitions removed 642 transitions
Ensure Unique test removed 843 transitions
Reduce isomorphic transitions removed 1485 transitions.
Graph (complete) has 35971 edges and 4435 vertex of which 4413 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.4 ms
Discarding 22 places :
Also discarding 0 output transitions
Ensure Unique test removed 384 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t3685.t4028 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 241 transitions
Trivial Post-agglo rules discarded 241 transitions
Performed 241 trivial Post agglomeration. Transition count delta: 241
Iterating post reduction 0 with 243 rules applied. Total rules applied 245 place count 4028 transition count 9316
Ensure Unique test removed 1 places
Reduce places removed 242 places and 0 transitions.
Drop transitions removed 1 transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 241 transitions.
Drop transitions removed 240 transitions
Trivial Post-agglo rules discarded 240 transitions
Performed 240 trivial Post agglomeration. Transition count delta: 240
Iterating post reduction 1 with 723 rules applied. Total rules applied 968 place count 3786 transition count 8835
Ensure Unique test removed 1 places
Reduce places removed 241 places and 0 transitions.
Drop transitions removed 40 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 240 transitions.
Drop transitions removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 2 with 681 rules applied. Total rules applied 1649 place count 3545 transition count 8395
Ensure Unique test removed 40 places
Reduce places removed 240 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 198 transitions
Reduce isomorphic transitions removed 200 transitions.
Drop transitions removed 198 transitions
Trivial Post-agglo rules discarded 198 transitions
Performed 198 trivial Post agglomeration. Transition count delta: 198
Iterating post reduction 3 with 638 rules applied. Total rules applied 2287 place count 3305 transition count 7997
Ensure Unique test removed 2 places
Reduce places removed 200 places and 0 transitions.
Drop transitions removed 36 transitions
Ensure Unique test removed 162 transitions
Reduce isomorphic transitions removed 198 transitions.
Drop transitions removed 162 transitions
Trivial Post-agglo rules discarded 162 transitions
Performed 162 trivial Post agglomeration. Transition count delta: 162
Iterating post reduction 4 with 560 rules applied. Total rules applied 2847 place count 3105 transition count 7637
Ensure Unique test removed 36 places
Reduce places removed 198 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 160 transitions
Reduce isomorphic transitions removed 162 transitions.
Drop transitions removed 160 transitions
Trivial Post-agglo rules discarded 160 transitions
Performed 160 trivial Post agglomeration. Transition count delta: 160
Iterating post reduction 5 with 520 rules applied. Total rules applied 3367 place count 2907 transition count 7315
Ensure Unique test removed 2 places
Reduce places removed 162 places and 0 transitions.
Drop transitions removed 32 transitions
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 160 transitions.
Drop transitions removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 6 with 450 rules applied. Total rules applied 3817 place count 2745 transition count 7027
Ensure Unique test removed 32 places
Reduce places removed 160 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions removed 126 transitions
Trivial Post-agglo rules discarded 126 transitions
Performed 126 trivial Post agglomeration. Transition count delta: 126
Iterating post reduction 7 with 414 rules applied. Total rules applied 4231 place count 2585 transition count 6773
Ensure Unique test removed 2 places
Reduce places removed 128 places and 0 transitions.
Drop transitions removed 28 transitions
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 126 transitions.
Drop transitions removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 8 with 352 rules applied. Total rules applied 4583 place count 2457 transition count 6549
Ensure Unique test removed 28 places
Reduce places removed 126 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 98 transitions.
Drop transitions removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 9 with 320 rules applied. Total rules applied 4903 place count 2331 transition count 6355
Ensure Unique test removed 2 places
Reduce places removed 98 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 10 with 266 rules applied. Total rules applied 5169 place count 2233 transition count 6187
Ensure Unique test removed 24 places
Reduce places removed 96 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 72 transitions.
Drop transitions removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 11 with 238 rules applied. Total rules applied 5407 place count 2137 transition count 6045
Ensure Unique test removed 2 places
Reduce places removed 72 places and 0 transitions.
Drop transitions removed 20 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 70 transitions.
Drop transitions removed 50 transitions
Trivial Post-agglo rules discarded 50 transitions
Performed 50 trivial Post agglomeration. Transition count delta: 50
Iterating post reduction 12 with 192 rules applied. Total rules applied 5599 place count 2065 transition count 5925
Ensure Unique test removed 20 places
Reduce places removed 70 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 50 transitions.
Drop transitions removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 13 with 168 rules applied. Total rules applied 5767 place count 1995 transition count 5827
Ensure Unique test removed 2 places
Reduce places removed 50 places and 0 transitions.
Drop transitions removed 16 transitions
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 14 with 130 rules applied. Total rules applied 5897 place count 1945 transition count 5747
Ensure Unique test removed 16 places
Reduce places removed 48 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 15 with 110 rules applied. Total rules applied 6007 place count 1897 transition count 5685
Ensure Unique test removed 2 places
Reduce places removed 32 places and 0 transitions.
Drop transitions removed 12 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 16 with 80 rules applied. Total rules applied 6087 place count 1865 transition count 5637
Ensure Unique test removed 12 places
Reduce places removed 30 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 17 with 64 rules applied. Total rules applied 6151 place count 1835 transition count 5603
Ensure Unique test removed 2 places
Reduce places removed 18 places and 0 transitions.
Drop transitions removed 8 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 18 with 42 rules applied. Total rules applied 6193 place count 1817 transition count 5579
Ensure Unique test removed 8 places
Reduce places removed 16 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 19 with 30 rules applied. Total rules applied 6223 place count 1801 transition count 5565
Ensure Unique test removed 2 places
Reduce places removed 8 places and 0 transitions.
Drop transitions removed 4 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 20 with 16 rules applied. Total rules applied 6239 place count 1793 transition count 5557
Ensure Unique test removed 4 places
Reduce places removed 6 places and 0 transitions.
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 21 with 8 rules applied. Total rules applied 6247 place count 1787 transition count 5555
Ensure Unique test removed 2 places
Iterating post reduction 22 with 2 rules applied. Total rules applied 6249 place count 1785 transition count 5555
Performed 350 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 350 Pre rules applied. Total rules applied 6249 place count 1785 transition count 5205
Deduced a syphon composed of 350 places in 1 ms
Ensure Unique test removed 349 places
Reduce places removed 699 places and 0 transitions.
Iterating global reduction 23 with 1049 rules applied. Total rules applied 7298 place count 1086 transition count 5205
Discarding 360 places :
Symmetric choice reduction at 23 with 360 rule applications. Total rules 7658 place count 726 transition count 4845
Iterating global reduction 23 with 360 rules applied. Total rules applied 8018 place count 726 transition count 4845
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 1 Pre rules applied. Total rules applied 8018 place count 726 transition count 4844
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 23 with 2 rules applied. Total rules applied 8020 place count 725 transition count 4844
Discarding 539 places :
Symmetric choice reduction at 23 with 539 rule applications. Total rules 8559 place count 186 transition count 1071
Iterating global reduction 23 with 539 rules applied. Total rules applied 9098 place count 186 transition count 1071
Ensure Unique test removed 539 transitions
Reduce isomorphic transitions removed 539 transitions.
Iterating post reduction 23 with 539 rules applied. Total rules applied 9637 place count 186 transition count 532
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 24 with 51 rules applied. Total rules applied 9688 place count 160 transition count 507
Free-agglomeration rule (complex) applied 13 times.
Iterating global reduction 24 with 13 rules applied. Total rules applied 9701 place count 160 transition count 494
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 24 with 13 rules applied. Total rules applied 9714 place count 147 transition count 494
Discarding 11 places :
Symmetric choice reduction at 25 with 11 rule applications. Total rules 9725 place count 136 transition count 417
Ensure Unique test removed 10 places
Iterating global reduction 25 with 21 rules applied. Total rules applied 9746 place count 126 transition count 417
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 25 with 11 rules applied. Total rules applied 9757 place count 126 transition count 406
Discarding 10 places :
Symmetric choice reduction at 26 with 10 rule applications. Total rules 9767 place count 116 transition count 336
Iterating global reduction 26 with 10 rules applied. Total rules applied 9777 place count 116 transition count 336
Discarding 10 places :
Symmetric choice reduction at 26 with 10 rule applications. Total rules 9787 place count 106 transition count 326
Iterating global reduction 26 with 10 rules applied. Total rules applied 9797 place count 106 transition count 326
Partial Free-agglomeration rule applied 24 times.
Drop transitions removed 24 transitions
Iterating global reduction 26 with 24 rules applied. Total rules applied 9821 place count 106 transition count 326
Discarding 11 places :
Symmetric choice reduction at 26 with 11 rule applications. Total rules 9832 place count 95 transition count 249
Iterating global reduction 26 with 11 rules applied. Total rules applied 9843 place count 95 transition count 249
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 26 with 11 rules applied. Total rules applied 9854 place count 95 transition count 238
Applied a total of 9854 rules in 6685 ms. Remains 95 /4459 variables (removed 4364) and now considering 238/11044 (removed 10806) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 238 rows 95 cols
[2023-03-24 05:26:58] [INFO ] Computed 33 place invariants in 4 ms
[2023-03-24 05:26:58] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-24 05:26:58] [INFO ] [Real]Absence check using 4 positive and 29 generalized place invariants in 4 ms returned sat
[2023-03-24 05:26:58] [INFO ] After 43ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:26:58] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-24 05:26:58] [INFO ] [Nat]Absence check using 4 positive and 29 generalized place invariants in 4 ms returned sat
[2023-03-24 05:26:58] [INFO ] After 70ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:26:58] [INFO ] After 83ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2023-03-24 05:26:58] [INFO ] After 137ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 105 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Product exploration explored 100000 steps with 1972 reset in 1163 ms.
Product exploration explored 100000 steps with 1972 reset in 1207 ms.
Support contains 4 out of 4795 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 4795/4795 places, 8086/8086 transitions.
Applied a total of 0 rules in 473 ms. Remains 4795 /4795 variables (removed 0) and now considering 8086/8086 (removed 0) transitions.
[2023-03-24 05:27:01] [INFO ] Flow matrix only has 7486 transitions (discarded 600 similar events)
// Phase 1: matrix 7486 rows 4795 cols
[2023-03-24 05:27:01] [INFO ] Computed 1041 place invariants in 188 ms
[2023-03-24 05:27:05] [INFO ] Implicit Places using invariants in 3958 ms returned []
[2023-03-24 05:27:05] [INFO ] Flow matrix only has 7486 transitions (discarded 600 similar events)
[2023-03-24 05:27:05] [INFO ] Invariant cache hit.
[2023-03-24 05:27:09] [INFO ] Implicit Places using invariants and state equation in 3666 ms returned []
Implicit Place search using SMT with State Equation took 7626 ms to find 0 implicit places.
[2023-03-24 05:27:09] [INFO ] Redundant transitions in 684 ms returned []
[2023-03-24 05:27:09] [INFO ] Flow matrix only has 7486 transitions (discarded 600 similar events)
[2023-03-24 05:27:09] [INFO ] Invariant cache hit.
[2023-03-24 05:27:14] [INFO ] Dead Transitions using invariants and state equation in 4886 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 13681 ms. Remains : 4795/4795 places, 8086/8086 transitions.
Treatment of property MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-01 finished in 192964 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)||X(G(p1))))'
Support contains 6 out of 5223 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5223/5223 places, 8598/8598 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 5208 transition count 8547
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 5208 transition count 8547
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 39 place count 5199 transition count 8514
Iterating global reduction 0 with 9 rules applied. Total rules applied 48 place count 5199 transition count 8514
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 53 place count 5194 transition count 8479
Iterating global reduction 0 with 5 rules applied. Total rules applied 58 place count 5194 transition count 8479
Applied a total of 58 rules in 1411 ms. Remains 5194 /5223 variables (removed 29) and now considering 8479/8598 (removed 119) transitions.
[2023-03-24 05:27:16] [INFO ] Flow matrix only has 7879 transitions (discarded 600 similar events)
// Phase 1: matrix 7879 rows 5194 cols
[2023-03-24 05:27:16] [INFO ] Computed 1041 place invariants in 195 ms
[2023-03-24 05:27:22] [INFO ] Implicit Places using invariants in 5497 ms returned []
[2023-03-24 05:27:22] [INFO ] Flow matrix only has 7879 transitions (discarded 600 similar events)
[2023-03-24 05:27:22] [INFO ] Invariant cache hit.
[2023-03-24 05:27:26] [INFO ] Implicit Places using invariants and state equation in 3916 ms returned []
Implicit Place search using SMT with State Equation took 9418 ms to find 0 implicit places.
[2023-03-24 05:27:26] [INFO ] Flow matrix only has 7879 transitions (discarded 600 similar events)
[2023-03-24 05:27:26] [INFO ] Invariant cache hit.
[2023-03-24 05:27:31] [INFO ] Dead Transitions using invariants and state equation in 5259 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 5194/5223 places, 8479/8598 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 16092 ms. Remains : 5194/5223 places, 8479/8598 transitions.
Stuttering acceptance computed with spot in 123 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (GEQ s2559 1) (GEQ s2562 1) (GEQ s3843 1)), p1:(OR (LT s3 1) (LT s5 1) (LT s3203 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 1389 reset in 1032 ms.
Product exploration explored 100000 steps with 1390 reset in 1015 ms.
Computed a total of 2570 stabilizing places and 3278 stable transitions
Computed a total of 2570 stabilizing places and 3278 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 218 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 102 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 139 resets, run finished after 278 ms. (steps per millisecond=35 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 21501 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 21501 steps, saw 10258 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-24 05:27:37] [INFO ] Flow matrix only has 7879 transitions (discarded 600 similar events)
[2023-03-24 05:27:37] [INFO ] Invariant cache hit.
[2023-03-24 05:27:38] [INFO ] [Real]Absence check using 47 positive place invariants in 62 ms returned sat
[2023-03-24 05:27:38] [INFO ] [Real]Absence check using 47 positive and 994 generalized place invariants in 316 ms returned sat
[2023-03-24 05:27:38] [INFO ] After 1109ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-24 05:27:39] [INFO ] [Nat]Absence check using 47 positive place invariants in 64 ms returned sat
[2023-03-24 05:27:39] [INFO ] [Nat]Absence check using 47 positive and 994 generalized place invariants in 323 ms returned sat
[2023-03-24 05:27:51] [INFO ] After 12039ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-24 05:27:51] [INFO ] State equation strengthened by 2902 read => feed constraints.
[2023-03-24 05:28:03] [INFO ] After 11722ms SMT Verify possible using 2902 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 05:28:03] [INFO ] After 11723ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2023-03-24 05:28:03] [INFO ] After 25069ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 9 ms.
Support contains 6 out of 5194 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5194/5194 places, 8479/8479 transitions.
Performed 378 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 378 Pre rules applied. Total rules applied 0 place count 5194 transition count 8101
Deduced a syphon composed of 378 places in 6 ms
Reduce places removed 378 places and 0 transitions.
Iterating global reduction 0 with 756 rules applied. Total rules applied 756 place count 4816 transition count 8101
Performed 23 Post agglomeration using F-continuation condition.Transition count delta: 23
Deduced a syphon composed of 23 places in 5 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 0 with 46 rules applied. Total rules applied 802 place count 4793 transition count 8078
Free-agglomeration rule (complex) applied 316 times.
Iterating global reduction 0 with 316 rules applied. Total rules applied 1118 place count 4793 transition count 11062
Reduce places removed 316 places and 0 transitions.
Iterating post reduction 0 with 316 rules applied. Total rules applied 1434 place count 4477 transition count 11062
Applied a total of 1434 rules in 1709 ms. Remains 4477 /5194 variables (removed 717) and now considering 11062/8479 (removed -2583) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1709 ms. Remains : 4477/5194 places, 11062/8479 transitions.
Incomplete random walk after 10000 steps, including 230 resets, run finished after 504 ms. (steps per millisecond=19 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-24 05:28:06] [INFO ] Flow matrix only has 10196 transitions (discarded 866 similar events)
// Phase 1: matrix 10196 rows 4477 cols
[2023-03-24 05:28:06] [INFO ] Computed 1041 place invariants in 244 ms
[2023-03-24 05:28:06] [INFO ] [Real]Absence check using 49 positive place invariants in 71 ms returned sat
[2023-03-24 05:28:07] [INFO ] [Real]Absence check using 49 positive and 992 generalized place invariants in 271 ms returned sat
[2023-03-24 05:28:07] [INFO ] After 845ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:28:07] [INFO ] [Nat]Absence check using 49 positive place invariants in 69 ms returned sat
[2023-03-24 05:28:07] [INFO ] [Nat]Absence check using 49 positive and 992 generalized place invariants in 271 ms returned sat
[2023-03-24 05:28:14] [INFO ] After 6593ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:28:14] [INFO ] State equation strengthened by 6202 read => feed constraints.
[2023-03-24 05:28:24] [INFO ] After 9486ms SMT Verify possible using 6202 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-24 05:28:24] [INFO ] After 17000ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 3 ms.
Support contains 6 out of 4477 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4477/4477 places, 11062/11062 transitions.
Applied a total of 0 rules in 564 ms. Remains 4477 /4477 variables (removed 0) and now considering 11062/11062 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 564 ms. Remains : 4477/4477 places, 11062/11062 transitions.
Incomplete random walk after 10000 steps, including 230 resets, run finished after 443 ms. (steps per millisecond=22 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 22141 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22141 steps, saw 10185 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-24 05:28:28] [INFO ] Flow matrix only has 10196 transitions (discarded 866 similar events)
[2023-03-24 05:28:28] [INFO ] Invariant cache hit.
[2023-03-24 05:28:28] [INFO ] [Real]Absence check using 49 positive place invariants in 66 ms returned sat
[2023-03-24 05:28:29] [INFO ] [Real]Absence check using 49 positive and 992 generalized place invariants in 283 ms returned sat
[2023-03-24 05:28:35] [INFO ] After 6798ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:28:35] [INFO ] [Nat]Absence check using 49 positive place invariants in 67 ms returned sat
[2023-03-24 05:28:35] [INFO ] [Nat]Absence check using 49 positive and 992 generalized place invariants in 285 ms returned sat
[2023-03-24 05:28:42] [INFO ] After 6132ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:28:42] [INFO ] State equation strengthened by 6202 read => feed constraints.
[2023-03-24 05:28:51] [INFO ] After 9506ms SMT Verify possible using 6202 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-24 05:28:51] [INFO ] After 16542ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 2 ms.
Support contains 6 out of 4477 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4477/4477 places, 11062/11062 transitions.
Applied a total of 0 rules in 554 ms. Remains 4477 /4477 variables (removed 0) and now considering 11062/11062 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 555 ms. Remains : 4477/4477 places, 11062/11062 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4477/4477 places, 11062/11062 transitions.
Applied a total of 0 rules in 566 ms. Remains 4477 /4477 variables (removed 0) and now considering 11062/11062 (removed 0) transitions.
[2023-03-24 05:28:52] [INFO ] Flow matrix only has 10196 transitions (discarded 866 similar events)
[2023-03-24 05:28:52] [INFO ] Invariant cache hit.
[2023-03-24 05:28:56] [INFO ] Implicit Places using invariants in 4201 ms returned []
Implicit Place search using SMT only with invariants took 4202 ms to find 0 implicit places.
[2023-03-24 05:28:56] [INFO ] Flow matrix only has 10196 transitions (discarded 866 similar events)
[2023-03-24 05:28:56] [INFO ] Invariant cache hit.
[2023-03-24 05:29:03] [INFO ] Dead Transitions using invariants and state equation in 6283 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11053 ms. Remains : 4477/4477 places, 11062/11062 transitions.
Graph (trivial) has 3297 edges and 4477 vertex of which 23 / 4477 are part of one of the 1 SCC in 2 ms
Free SCC test removed 22 places
Drop transitions removed 549 transitions
Ensure Unique test removed 887 transitions
Reduce isomorphic transitions removed 1436 transitions.
Graph (complete) has 36057 edges and 4455 vertex of which 4433 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.5 ms
Discarding 22 places :
Also discarding 0 output transitions
Ensure Unique test removed 383 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t3685.t4028 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 216 transitions
Trivial Post-agglo rules discarded 216 transitions
Performed 216 trivial Post agglomeration. Transition count delta: 216
Iterating post reduction 0 with 218 rules applied. Total rules applied 220 place count 4049 transition count 9408
Ensure Unique test removed 1 places
Reduce places removed 217 places and 0 transitions.
Ensure Unique test removed 213 transitions
Reduce isomorphic transitions removed 213 transitions.
Drop transitions removed 213 transitions
Trivial Post-agglo rules discarded 213 transitions
Performed 213 trivial Post agglomeration. Transition count delta: 213
Iterating post reduction 1 with 643 rules applied. Total rules applied 863 place count 3832 transition count 8982
Reduce places removed 213 places and 0 transitions.
Drop transitions removed 32 transitions
Ensure Unique test removed 178 transitions
Reduce isomorphic transitions removed 210 transitions.
Drop transitions removed 176 transitions
Trivial Post-agglo rules discarded 176 transitions
Performed 176 trivial Post agglomeration. Transition count delta: 176
Iterating post reduction 2 with 599 rules applied. Total rules applied 1462 place count 3619 transition count 8596
Ensure Unique test removed 32 places
Reduce places removed 208 places and 0 transitions.
Ensure Unique test removed 173 transitions
Reduce isomorphic transitions removed 173 transitions.
Drop transitions removed 173 transitions
Trivial Post-agglo rules discarded 173 transitions
Performed 173 trivial Post agglomeration. Transition count delta: 173
Iterating post reduction 3 with 554 rules applied. Total rules applied 2016 place count 3411 transition count 8250
Reduce places removed 173 places and 0 transitions.
Drop transitions removed 28 transitions
Ensure Unique test removed 142 transitions
Reduce isomorphic transitions removed 170 transitions.
Drop transitions removed 140 transitions
Trivial Post-agglo rules discarded 140 transitions
Performed 140 trivial Post agglomeration. Transition count delta: 140
Iterating post reduction 4 with 483 rules applied. Total rules applied 2499 place count 3238 transition count 7940
Ensure Unique test removed 28 places
Reduce places removed 168 places and 0 transitions.
Ensure Unique test removed 137 transitions
Reduce isomorphic transitions removed 137 transitions.
Drop transitions removed 137 transitions
Trivial Post-agglo rules discarded 137 transitions
Performed 137 trivial Post agglomeration. Transition count delta: 137
Iterating post reduction 5 with 442 rules applied. Total rules applied 2941 place count 3070 transition count 7666
Reduce places removed 137 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 110 transitions
Reduce isomorphic transitions removed 134 transitions.
Drop transitions removed 108 transitions
Trivial Post-agglo rules discarded 108 transitions
Performed 108 trivial Post agglomeration. Transition count delta: 108
Iterating post reduction 6 with 379 rules applied. Total rules applied 3320 place count 2933 transition count 7424
Ensure Unique test removed 24 places
Reduce places removed 132 places and 0 transitions.
Ensure Unique test removed 105 transitions
Reduce isomorphic transitions removed 105 transitions.
Drop transitions removed 105 transitions
Trivial Post-agglo rules discarded 105 transitions
Performed 105 trivial Post agglomeration. Transition count delta: 105
Iterating post reduction 7 with 342 rules applied. Total rules applied 3662 place count 2801 transition count 7214
Reduce places removed 105 places and 0 transitions.
Drop transitions removed 20 transitions
Ensure Unique test removed 82 transitions
Reduce isomorphic transitions removed 102 transitions.
Drop transitions removed 80 transitions
Trivial Post-agglo rules discarded 80 transitions
Performed 80 trivial Post agglomeration. Transition count delta: 80
Iterating post reduction 8 with 287 rules applied. Total rules applied 3949 place count 2696 transition count 7032
Ensure Unique test removed 20 places
Reduce places removed 100 places and 0 transitions.
Ensure Unique test removed 77 transitions
Reduce isomorphic transitions removed 77 transitions.
Drop transitions removed 77 transitions
Trivial Post-agglo rules discarded 77 transitions
Performed 77 trivial Post agglomeration. Transition count delta: 77
Iterating post reduction 9 with 254 rules applied. Total rules applied 4203 place count 2596 transition count 6878
Reduce places removed 77 places and 0 transitions.
Drop transitions removed 16 transitions
Ensure Unique test removed 58 transitions
Reduce isomorphic transitions removed 74 transitions.
Drop transitions removed 56 transitions
Trivial Post-agglo rules discarded 56 transitions
Performed 56 trivial Post agglomeration. Transition count delta: 56
Iterating post reduction 10 with 207 rules applied. Total rules applied 4410 place count 2519 transition count 6748
Ensure Unique test removed 16 places
Reduce places removed 72 places and 0 transitions.
Ensure Unique test removed 53 transitions
Reduce isomorphic transitions removed 53 transitions.
Drop transitions removed 53 transitions
Trivial Post-agglo rules discarded 53 transitions
Performed 53 trivial Post agglomeration. Transition count delta: 53
Iterating post reduction 11 with 178 rules applied. Total rules applied 4588 place count 2447 transition count 6642
Reduce places removed 53 places and 0 transitions.
Drop transitions removed 12 transitions
Ensure Unique test removed 38 transitions
Reduce isomorphic transitions removed 50 transitions.
Drop transitions removed 36 transitions
Trivial Post-agglo rules discarded 36 transitions
Performed 36 trivial Post agglomeration. Transition count delta: 36
Iterating post reduction 12 with 139 rules applied. Total rules applied 4727 place count 2394 transition count 6556
Ensure Unique test removed 12 places
Reduce places removed 48 places and 0 transitions.
Ensure Unique test removed 33 transitions
Reduce isomorphic transitions removed 33 transitions.
Drop transitions removed 33 transitions
Trivial Post-agglo rules discarded 33 transitions
Performed 33 trivial Post agglomeration. Transition count delta: 33
Iterating post reduction 13 with 114 rules applied. Total rules applied 4841 place count 2346 transition count 6490
Reduce places removed 33 places and 0 transitions.
Drop transitions removed 8 transitions
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions removed 20 transitions
Trivial Post-agglo rules discarded 20 transitions
Performed 20 trivial Post agglomeration. Transition count delta: 20
Iterating post reduction 14 with 83 rules applied. Total rules applied 4924 place count 2313 transition count 6440
Ensure Unique test removed 8 places
Reduce places removed 28 places and 0 transitions.
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Drop transitions removed 17 transitions
Trivial Post-agglo rules discarded 17 transitions
Performed 17 trivial Post agglomeration. Transition count delta: 17
Iterating post reduction 15 with 62 rules applied. Total rules applied 4986 place count 2285 transition count 6406
Reduce places removed 17 places and 0 transitions.
Drop transitions removed 4 transitions
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 14 transitions.
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 16 with 39 rules applied. Total rules applied 5025 place count 2268 transition count 6384
Ensure Unique test removed 4 places
Reduce places removed 12 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 17 with 22 rules applied. Total rules applied 5047 place count 2256 transition count 6374
Reduce places removed 5 places and 0 transitions.
Drop transitions removed 1 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 18 with 13 rules applied. Total rules applied 5060 place count 2251 transition count 6366
Ensure Unique test removed 1 places
Reduce places removed 4 places and 0 transitions.
Performed 19 Post agglomeration using F-continuation condition.Transition count delta: 19
Iterating post reduction 19 with 23 rules applied. Total rules applied 5083 place count 2247 transition count 6347
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 20 with 19 rules applied. Total rules applied 5102 place count 2228 transition count 6347
Performed 350 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 21 with 350 Pre rules applied. Total rules applied 5102 place count 2228 transition count 5997
Deduced a syphon composed of 350 places in 2 ms
Ensure Unique test removed 350 places
Reduce places removed 700 places and 0 transitions.
Iterating global reduction 21 with 1050 rules applied. Total rules applied 6152 place count 1528 transition count 5997
Discarding 358 places :
Symmetric choice reduction at 21 with 358 rule applications. Total rules 6510 place count 1170 transition count 5639
Iterating global reduction 21 with 358 rules applied. Total rules applied 6868 place count 1170 transition count 5639
Discarding 455 places :
Symmetric choice reduction at 21 with 455 rule applications. Total rules 7323 place count 715 transition count 2454
Iterating global reduction 21 with 455 rules applied. Total rules applied 7778 place count 715 transition count 2454
Ensure Unique test removed 415 transitions
Reduce isomorphic transitions removed 415 transitions.
Iterating post reduction 21 with 415 rules applied. Total rules applied 8193 place count 715 transition count 2039
Performed 347 Post agglomeration using F-continuation condition.Transition count delta: 347
Deduced a syphon composed of 347 places in 0 ms
Reduce places removed 347 places and 0 transitions.
Iterating global reduction 22 with 694 rules applied. Total rules applied 8887 place count 368 transition count 1692
Drop transitions removed 324 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 342 transitions.
Iterating post reduction 22 with 342 rules applied. Total rules applied 9229 place count 368 transition count 1350
Drop transitions removed 126 transitions
Redundant transition composition rules discarded 126 transitions
Iterating global reduction 23 with 126 rules applied. Total rules applied 9355 place count 368 transition count 1224
Ensure Unique test removed 98 places
Iterating post reduction 23 with 98 rules applied. Total rules applied 9453 place count 270 transition count 1224
Discarding 97 places :
Symmetric choice reduction at 24 with 97 rule applications. Total rules 9550 place count 173 transition count 545
Iterating global reduction 24 with 97 rules applied. Total rules applied 9647 place count 173 transition count 545
Ensure Unique test removed 86 transitions
Reduce isomorphic transitions removed 86 transitions.
Iterating post reduction 24 with 86 rules applied. Total rules applied 9733 place count 173 transition count 459
Drop transitions removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 25 with 7 rules applied. Total rules applied 9740 place count 173 transition count 452
Free-agglomeration rule applied 2 times.
Iterating global reduction 25 with 2 rules applied. Total rules applied 9742 place count 173 transition count 450
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 25 with 2 rules applied. Total rules applied 9744 place count 171 transition count 450
Free-agglomeration rule (complex) applied 14 times.
Iterating global reduction 26 with 14 rules applied. Total rules applied 9758 place count 171 transition count 436
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 26 with 14 rules applied. Total rules applied 9772 place count 157 transition count 436
Discarding 22 places :
Symmetric choice reduction at 27 with 22 rule applications. Total rules 9794 place count 135 transition count 282
Iterating global reduction 27 with 22 rules applied. Total rules applied 9816 place count 135 transition count 282
Drop transitions removed 20 transitions
Redundant transition composition rules discarded 20 transitions
Iterating global reduction 27 with 20 rules applied. Total rules applied 9836 place count 135 transition count 262
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 27 with 1 rules applied. Total rules applied 9837 place count 135 transition count 262
Applied a total of 9837 rules in 9026 ms. Remains 135 /4477 variables (removed 4342) and now considering 262/11062 (removed 10800) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 262 rows 135 cols
[2023-03-24 05:29:12] [INFO ] Computed 42 place invariants in 4 ms
[2023-03-24 05:29:12] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-24 05:29:12] [INFO ] [Real]Absence check using 4 positive and 38 generalized place invariants in 6 ms returned sat
[2023-03-24 05:29:12] [INFO ] After 118ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:29:12] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-24 05:29:12] [INFO ] [Nat]Absence check using 4 positive and 38 generalized place invariants in 5 ms returned sat
[2023-03-24 05:29:12] [INFO ] After 69ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:29:12] [INFO ] After 90ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2023-03-24 05:29:12] [INFO ] After 151ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND (NOT p0) p1), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0), (F (NOT (AND p1 (NOT p0))))]
Knowledge based reduction with 6 factoid took 252 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 104 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 106 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 6 out of 5194 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5194/5194 places, 8479/8479 transitions.
Applied a total of 0 rules in 332 ms. Remains 5194 /5194 variables (removed 0) and now considering 8479/8479 (removed 0) transitions.
[2023-03-24 05:29:13] [INFO ] Flow matrix only has 7879 transitions (discarded 600 similar events)
// Phase 1: matrix 7879 rows 5194 cols
[2023-03-24 05:29:13] [INFO ] Computed 1041 place invariants in 176 ms
[2023-03-24 05:29:18] [INFO ] Implicit Places using invariants in 5441 ms returned []
[2023-03-24 05:29:18] [INFO ] Flow matrix only has 7879 transitions (discarded 600 similar events)
[2023-03-24 05:29:18] [INFO ] Invariant cache hit.
[2023-03-24 05:29:22] [INFO ] Implicit Places using invariants and state equation in 3813 ms returned []
Implicit Place search using SMT with State Equation took 9256 ms to find 0 implicit places.
[2023-03-24 05:29:22] [INFO ] Flow matrix only has 7879 transitions (discarded 600 similar events)
[2023-03-24 05:29:22] [INFO ] Invariant cache hit.
[2023-03-24 05:29:27] [INFO ] Dead Transitions using invariants and state equation in 5223 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 14814 ms. Remains : 5194/5194 places, 8479/8479 transitions.
Computed a total of 2570 stabilizing places and 3278 stable transitions
Computed a total of 2570 stabilizing places and 3278 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (AND p1 (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 201 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 113 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 139 resets, run finished after 282 ms. (steps per millisecond=35 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 3) seen :2
Running SMT prover for 1 properties.
[2023-03-24 05:29:28] [INFO ] Flow matrix only has 7879 transitions (discarded 600 similar events)
[2023-03-24 05:29:28] [INFO ] Invariant cache hit.
[2023-03-24 05:29:29] [INFO ] [Real]Absence check using 47 positive place invariants in 70 ms returned sat
[2023-03-24 05:29:29] [INFO ] [Real]Absence check using 47 positive and 994 generalized place invariants in 319 ms returned sat
[2023-03-24 05:29:34] [INFO ] After 5758ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:29:34] [INFO ] [Nat]Absence check using 47 positive place invariants in 60 ms returned sat
[2023-03-24 05:29:35] [INFO ] [Nat]Absence check using 47 positive and 994 generalized place invariants in 322 ms returned sat
[2023-03-24 05:29:40] [INFO ] After 5074ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:29:40] [INFO ] State equation strengthened by 2902 read => feed constraints.
[2023-03-24 05:29:49] [INFO ] After 9165ms SMT Verify possible using 2902 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-24 05:29:49] [INFO ] After 15230ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 4 ms.
Support contains 6 out of 5194 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5194/5194 places, 8479/8479 transitions.
Performed 378 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 378 Pre rules applied. Total rules applied 0 place count 5194 transition count 8101
Deduced a syphon composed of 378 places in 5 ms
Reduce places removed 378 places and 0 transitions.
Iterating global reduction 0 with 756 rules applied. Total rules applied 756 place count 4816 transition count 8101
Performed 23 Post agglomeration using F-continuation condition.Transition count delta: 23
Deduced a syphon composed of 23 places in 5 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 0 with 46 rules applied. Total rules applied 802 place count 4793 transition count 8078
Free-agglomeration rule (complex) applied 316 times.
Iterating global reduction 0 with 316 rules applied. Total rules applied 1118 place count 4793 transition count 11062
Reduce places removed 316 places and 0 transitions.
Iterating post reduction 0 with 316 rules applied. Total rules applied 1434 place count 4477 transition count 11062
Applied a total of 1434 rules in 1659 ms. Remains 4477 /5194 variables (removed 717) and now considering 11062/8479 (removed -2583) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1660 ms. Remains : 4477/5194 places, 11062/8479 transitions.
Incomplete random walk after 10000 steps, including 230 resets, run finished after 442 ms. (steps per millisecond=22 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 21753 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 21753 steps, saw 10005 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-24 05:29:54] [INFO ] Flow matrix only has 10196 transitions (discarded 866 similar events)
// Phase 1: matrix 10196 rows 4477 cols
[2023-03-24 05:29:55] [INFO ] Computed 1041 place invariants in 259 ms
[2023-03-24 05:29:55] [INFO ] [Real]Absence check using 49 positive place invariants in 71 ms returned sat
[2023-03-24 05:29:55] [INFO ] [Real]Absence check using 49 positive and 992 generalized place invariants in 282 ms returned sat
[2023-03-24 05:29:55] [INFO ] After 871ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:29:56] [INFO ] [Nat]Absence check using 49 positive place invariants in 70 ms returned sat
[2023-03-24 05:29:56] [INFO ] [Nat]Absence check using 49 positive and 992 generalized place invariants in 265 ms returned sat
[2023-03-24 05:30:03] [INFO ] After 6301ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:30:03] [INFO ] State equation strengthened by 6202 read => feed constraints.
[2023-03-24 05:30:12] [INFO ] After 9479ms SMT Verify possible using 6202 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-24 05:30:12] [INFO ] After 16671ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 2 ms.
Support contains 6 out of 4477 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4477/4477 places, 11062/11062 transitions.
Applied a total of 0 rules in 567 ms. Remains 4477 /4477 variables (removed 0) and now considering 11062/11062 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 567 ms. Remains : 4477/4477 places, 11062/11062 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4477/4477 places, 11062/11062 transitions.
Applied a total of 0 rules in 554 ms. Remains 4477 /4477 variables (removed 0) and now considering 11062/11062 (removed 0) transitions.
[2023-03-24 05:30:13] [INFO ] Flow matrix only has 10196 transitions (discarded 866 similar events)
[2023-03-24 05:30:13] [INFO ] Invariant cache hit.
[2023-03-24 05:30:18] [INFO ] Implicit Places using invariants in 4285 ms returned []
Implicit Place search using SMT only with invariants took 4287 ms to find 0 implicit places.
[2023-03-24 05:30:18] [INFO ] Flow matrix only has 10196 transitions (discarded 866 similar events)
[2023-03-24 05:30:18] [INFO ] Invariant cache hit.
[2023-03-24 05:30:24] [INFO ] Dead Transitions using invariants and state equation in 6296 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11139 ms. Remains : 4477/4477 places, 11062/11062 transitions.
Graph (trivial) has 3297 edges and 4477 vertex of which 23 / 4477 are part of one of the 1 SCC in 1 ms
Free SCC test removed 22 places
Drop transitions removed 549 transitions
Ensure Unique test removed 887 transitions
Reduce isomorphic transitions removed 1436 transitions.
Graph (complete) has 36057 edges and 4455 vertex of which 4433 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.4 ms
Discarding 22 places :
Also discarding 0 output transitions
Ensure Unique test removed 383 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t3685.t4028 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 216 transitions
Trivial Post-agglo rules discarded 216 transitions
Performed 216 trivial Post agglomeration. Transition count delta: 216
Iterating post reduction 0 with 218 rules applied. Total rules applied 220 place count 4049 transition count 9408
Ensure Unique test removed 1 places
Reduce places removed 217 places and 0 transitions.
Ensure Unique test removed 213 transitions
Reduce isomorphic transitions removed 213 transitions.
Drop transitions removed 213 transitions
Trivial Post-agglo rules discarded 213 transitions
Performed 213 trivial Post agglomeration. Transition count delta: 213
Iterating post reduction 1 with 643 rules applied. Total rules applied 863 place count 3832 transition count 8982
Reduce places removed 213 places and 0 transitions.
Drop transitions removed 32 transitions
Ensure Unique test removed 178 transitions
Reduce isomorphic transitions removed 210 transitions.
Drop transitions removed 176 transitions
Trivial Post-agglo rules discarded 176 transitions
Performed 176 trivial Post agglomeration. Transition count delta: 176
Iterating post reduction 2 with 599 rules applied. Total rules applied 1462 place count 3619 transition count 8596
Ensure Unique test removed 32 places
Reduce places removed 208 places and 0 transitions.
Ensure Unique test removed 173 transitions
Reduce isomorphic transitions removed 173 transitions.
Drop transitions removed 173 transitions
Trivial Post-agglo rules discarded 173 transitions
Performed 173 trivial Post agglomeration. Transition count delta: 173
Iterating post reduction 3 with 554 rules applied. Total rules applied 2016 place count 3411 transition count 8250
Reduce places removed 173 places and 0 transitions.
Drop transitions removed 28 transitions
Ensure Unique test removed 142 transitions
Reduce isomorphic transitions removed 170 transitions.
Drop transitions removed 140 transitions
Trivial Post-agglo rules discarded 140 transitions
Performed 140 trivial Post agglomeration. Transition count delta: 140
Iterating post reduction 4 with 483 rules applied. Total rules applied 2499 place count 3238 transition count 7940
Ensure Unique test removed 28 places
Reduce places removed 168 places and 0 transitions.
Ensure Unique test removed 137 transitions
Reduce isomorphic transitions removed 137 transitions.
Drop transitions removed 137 transitions
Trivial Post-agglo rules discarded 137 transitions
Performed 137 trivial Post agglomeration. Transition count delta: 137
Iterating post reduction 5 with 442 rules applied. Total rules applied 2941 place count 3070 transition count 7666
Reduce places removed 137 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 110 transitions
Reduce isomorphic transitions removed 134 transitions.
Drop transitions removed 108 transitions
Trivial Post-agglo rules discarded 108 transitions
Performed 108 trivial Post agglomeration. Transition count delta: 108
Iterating post reduction 6 with 379 rules applied. Total rules applied 3320 place count 2933 transition count 7424
Ensure Unique test removed 24 places
Reduce places removed 132 places and 0 transitions.
Ensure Unique test removed 105 transitions
Reduce isomorphic transitions removed 105 transitions.
Drop transitions removed 105 transitions
Trivial Post-agglo rules discarded 105 transitions
Performed 105 trivial Post agglomeration. Transition count delta: 105
Iterating post reduction 7 with 342 rules applied. Total rules applied 3662 place count 2801 transition count 7214
Reduce places removed 105 places and 0 transitions.
Drop transitions removed 20 transitions
Ensure Unique test removed 82 transitions
Reduce isomorphic transitions removed 102 transitions.
Drop transitions removed 80 transitions
Trivial Post-agglo rules discarded 80 transitions
Performed 80 trivial Post agglomeration. Transition count delta: 80
Iterating post reduction 8 with 287 rules applied. Total rules applied 3949 place count 2696 transition count 7032
Ensure Unique test removed 20 places
Reduce places removed 100 places and 0 transitions.
Ensure Unique test removed 77 transitions
Reduce isomorphic transitions removed 77 transitions.
Drop transitions removed 77 transitions
Trivial Post-agglo rules discarded 77 transitions
Performed 77 trivial Post agglomeration. Transition count delta: 77
Iterating post reduction 9 with 254 rules applied. Total rules applied 4203 place count 2596 transition count 6878
Reduce places removed 77 places and 0 transitions.
Drop transitions removed 16 transitions
Ensure Unique test removed 58 transitions
Reduce isomorphic transitions removed 74 transitions.
Drop transitions removed 56 transitions
Trivial Post-agglo rules discarded 56 transitions
Performed 56 trivial Post agglomeration. Transition count delta: 56
Iterating post reduction 10 with 207 rules applied. Total rules applied 4410 place count 2519 transition count 6748
Ensure Unique test removed 16 places
Reduce places removed 72 places and 0 transitions.
Ensure Unique test removed 53 transitions
Reduce isomorphic transitions removed 53 transitions.
Drop transitions removed 53 transitions
Trivial Post-agglo rules discarded 53 transitions
Performed 53 trivial Post agglomeration. Transition count delta: 53
Iterating post reduction 11 with 178 rules applied. Total rules applied 4588 place count 2447 transition count 6642
Reduce places removed 53 places and 0 transitions.
Drop transitions removed 12 transitions
Ensure Unique test removed 38 transitions
Reduce isomorphic transitions removed 50 transitions.
Drop transitions removed 36 transitions
Trivial Post-agglo rules discarded 36 transitions
Performed 36 trivial Post agglomeration. Transition count delta: 36
Iterating post reduction 12 with 139 rules applied. Total rules applied 4727 place count 2394 transition count 6556
Ensure Unique test removed 12 places
Reduce places removed 48 places and 0 transitions.
Ensure Unique test removed 33 transitions
Reduce isomorphic transitions removed 33 transitions.
Drop transitions removed 33 transitions
Trivial Post-agglo rules discarded 33 transitions
Performed 33 trivial Post agglomeration. Transition count delta: 33
Iterating post reduction 13 with 114 rules applied. Total rules applied 4841 place count 2346 transition count 6490
Reduce places removed 33 places and 0 transitions.
Drop transitions removed 8 transitions
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions removed 20 transitions
Trivial Post-agglo rules discarded 20 transitions
Performed 20 trivial Post agglomeration. Transition count delta: 20
Iterating post reduction 14 with 83 rules applied. Total rules applied 4924 place count 2313 transition count 6440
Ensure Unique test removed 8 places
Reduce places removed 28 places and 0 transitions.
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Drop transitions removed 17 transitions
Trivial Post-agglo rules discarded 17 transitions
Performed 17 trivial Post agglomeration. Transition count delta: 17
Iterating post reduction 15 with 62 rules applied. Total rules applied 4986 place count 2285 transition count 6406
Reduce places removed 17 places and 0 transitions.
Drop transitions removed 4 transitions
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 14 transitions.
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 16 with 39 rules applied. Total rules applied 5025 place count 2268 transition count 6384
Ensure Unique test removed 4 places
Reduce places removed 12 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 17 with 22 rules applied. Total rules applied 5047 place count 2256 transition count 6374
Reduce places removed 5 places and 0 transitions.
Drop transitions removed 1 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 18 with 13 rules applied. Total rules applied 5060 place count 2251 transition count 6366
Ensure Unique test removed 1 places
Reduce places removed 4 places and 0 transitions.
Performed 19 Post agglomeration using F-continuation condition.Transition count delta: 19
Iterating post reduction 19 with 23 rules applied. Total rules applied 5083 place count 2247 transition count 6347
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 20 with 19 rules applied. Total rules applied 5102 place count 2228 transition count 6347
Performed 350 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 21 with 350 Pre rules applied. Total rules applied 5102 place count 2228 transition count 5997
Deduced a syphon composed of 350 places in 1 ms
Ensure Unique test removed 350 places
Reduce places removed 700 places and 0 transitions.
Iterating global reduction 21 with 1050 rules applied. Total rules applied 6152 place count 1528 transition count 5997
Discarding 358 places :
Symmetric choice reduction at 21 with 358 rule applications. Total rules 6510 place count 1170 transition count 5639
Iterating global reduction 21 with 358 rules applied. Total rules applied 6868 place count 1170 transition count 5639
Discarding 455 places :
Symmetric choice reduction at 21 with 455 rule applications. Total rules 7323 place count 715 transition count 2454
Iterating global reduction 21 with 455 rules applied. Total rules applied 7778 place count 715 transition count 2454
Ensure Unique test removed 415 transitions
Reduce isomorphic transitions removed 415 transitions.
Iterating post reduction 21 with 415 rules applied. Total rules applied 8193 place count 715 transition count 2039
Performed 347 Post agglomeration using F-continuation condition.Transition count delta: 347
Deduced a syphon composed of 347 places in 0 ms
Reduce places removed 347 places and 0 transitions.
Iterating global reduction 22 with 694 rules applied. Total rules applied 8887 place count 368 transition count 1692
Drop transitions removed 324 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 342 transitions.
Iterating post reduction 22 with 342 rules applied. Total rules applied 9229 place count 368 transition count 1350
Drop transitions removed 126 transitions
Redundant transition composition rules discarded 126 transitions
Iterating global reduction 23 with 126 rules applied. Total rules applied 9355 place count 368 transition count 1224
Ensure Unique test removed 98 places
Iterating post reduction 23 with 98 rules applied. Total rules applied 9453 place count 270 transition count 1224
Discarding 97 places :
Symmetric choice reduction at 24 with 97 rule applications. Total rules 9550 place count 173 transition count 545
Iterating global reduction 24 with 97 rules applied. Total rules applied 9647 place count 173 transition count 545
Ensure Unique test removed 86 transitions
Reduce isomorphic transitions removed 86 transitions.
Iterating post reduction 24 with 86 rules applied. Total rules applied 9733 place count 173 transition count 459
Drop transitions removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 25 with 7 rules applied. Total rules applied 9740 place count 173 transition count 452
Free-agglomeration rule applied 2 times.
Iterating global reduction 25 with 2 rules applied. Total rules applied 9742 place count 173 transition count 450
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 25 with 2 rules applied. Total rules applied 9744 place count 171 transition count 450
Free-agglomeration rule (complex) applied 14 times.
Iterating global reduction 26 with 14 rules applied. Total rules applied 9758 place count 171 transition count 436
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 26 with 14 rules applied. Total rules applied 9772 place count 157 transition count 436
Discarding 22 places :
Symmetric choice reduction at 27 with 22 rule applications. Total rules 9794 place count 135 transition count 282
Iterating global reduction 27 with 22 rules applied. Total rules applied 9816 place count 135 transition count 282
Drop transitions removed 20 transitions
Redundant transition composition rules discarded 20 transitions
Iterating global reduction 27 with 20 rules applied. Total rules applied 9836 place count 135 transition count 262
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 27 with 1 rules applied. Total rules applied 9837 place count 135 transition count 262
Applied a total of 9837 rules in 8982 ms. Remains 135 /4477 variables (removed 4342) and now considering 262/11062 (removed 10800) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 262 rows 135 cols
[2023-03-24 05:30:33] [INFO ] Computed 42 place invariants in 3 ms
[2023-03-24 05:30:33] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-24 05:30:33] [INFO ] [Real]Absence check using 4 positive and 38 generalized place invariants in 5 ms returned sat
[2023-03-24 05:30:33] [INFO ] After 102ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:30:33] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-24 05:30:33] [INFO ] [Nat]Absence check using 4 positive and 38 generalized place invariants in 6 ms returned sat
[2023-03-24 05:30:33] [INFO ] After 72ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:30:33] [INFO ] After 94ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2023-03-24 05:30:33] [INFO ] After 151ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND (NOT p0) p1), (X (AND p1 (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0), (F (NOT (AND p1 (NOT p0))))]
Knowledge based reduction with 6 factoid took 223 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 107 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 90 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 126 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 1389 reset in 967 ms.
Product exploration explored 100000 steps with 1388 reset in 1006 ms.
Applying partial POR strategy [true, false, true]
Stuttering acceptance computed with spot in 115 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 6 out of 5194 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5194/5194 places, 8479/8479 transitions.
Performed 364 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 364 Pre rules applied. Total rules applied 0 place count 5194 transition count 8479
Deduced a syphon composed of 364 places in 5 ms
Iterating global reduction 0 with 364 rules applied. Total rules applied 364 place count 5194 transition count 8479
Performed 23 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 387 places in 6 ms
Iterating global reduction 0 with 23 rules applied. Total rules applied 387 place count 5194 transition count 8479
Deduced a syphon composed of 387 places in 5 ms
Applied a total of 387 rules in 1629 ms. Remains 5194 /5194 variables (removed 0) and now considering 8479/8479 (removed 0) transitions.
[2023-03-24 05:30:38] [INFO ] Redundant transitions in 762 ms returned []
[2023-03-24 05:30:38] [INFO ] Flow matrix only has 7879 transitions (discarded 600 similar events)
// Phase 1: matrix 7879 rows 5194 cols
[2023-03-24 05:30:39] [INFO ] Computed 1041 place invariants in 205 ms
[2023-03-24 05:30:44] [INFO ] Dead Transitions using invariants and state equation in 5916 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 5194/5194 places, 8479/8479 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8316 ms. Remains : 5194/5194 places, 8479/8479 transitions.
Support contains 6 out of 5194 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5194/5194 places, 8479/8479 transitions.
Applied a total of 0 rules in 439 ms. Remains 5194 /5194 variables (removed 0) and now considering 8479/8479 (removed 0) transitions.
[2023-03-24 05:30:45] [INFO ] Flow matrix only has 7879 transitions (discarded 600 similar events)
// Phase 1: matrix 7879 rows 5194 cols
[2023-03-24 05:30:45] [INFO ] Computed 1041 place invariants in 182 ms
[2023-03-24 05:30:50] [INFO ] Implicit Places using invariants in 5314 ms returned []
[2023-03-24 05:30:50] [INFO ] Flow matrix only has 7879 transitions (discarded 600 similar events)
[2023-03-24 05:30:50] [INFO ] Invariant cache hit.
[2023-03-24 05:30:54] [INFO ] Implicit Places using invariants and state equation in 3858 ms returned []
Implicit Place search using SMT with State Equation took 9174 ms to find 0 implicit places.
[2023-03-24 05:30:54] [INFO ] Flow matrix only has 7879 transitions (discarded 600 similar events)
[2023-03-24 05:30:54] [INFO ] Invariant cache hit.
[2023-03-24 05:30:59] [INFO ] Dead Transitions using invariants and state equation in 5233 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 14847 ms. Remains : 5194/5194 places, 8479/8479 transitions.
Treatment of property MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-02 finished in 224559 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((G(F(p0))||G(p1))) U p2))'
Support contains 4 out of 5223 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5223/5223 places, 8598/8598 transitions.
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 5223 transition count 8593
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 5218 transition count 8593
Performed 365 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 365 Pre rules applied. Total rules applied 10 place count 5218 transition count 8228
Deduced a syphon composed of 365 places in 5 ms
Reduce places removed 365 places and 0 transitions.
Iterating global reduction 2 with 730 rules applied. Total rules applied 740 place count 4853 transition count 8228
Discarding 10 places :
Symmetric choice reduction at 2 with 10 rule applications. Total rules 750 place count 4843 transition count 8182
Iterating global reduction 2 with 10 rules applied. Total rules applied 760 place count 4843 transition count 8182
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 760 place count 4843 transition count 8179
Deduced a syphon composed of 3 places in 5 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 766 place count 4840 transition count 8179
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 770 place count 4836 transition count 8151
Iterating global reduction 2 with 4 rules applied. Total rules applied 774 place count 4836 transition count 8151
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: 30
Deduced a syphon composed of 30 places in 5 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 2 with 60 rules applied. Total rules applied 834 place count 4806 transition count 8121
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 839 place count 4801 transition count 8116
Iterating global reduction 2 with 5 rules applied. Total rules applied 844 place count 4801 transition count 8116
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 844 place count 4801 transition count 8111
Deduced a syphon composed of 5 places in 5 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 854 place count 4796 transition count 8111
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 859 place count 4791 transition count 8076
Iterating global reduction 2 with 5 rules applied. Total rules applied 864 place count 4791 transition count 8076
Applied a total of 864 rules in 2879 ms. Remains 4791 /5223 variables (removed 432) and now considering 8076/8598 (removed 522) transitions.
[2023-03-24 05:31:02] [INFO ] Flow matrix only has 7476 transitions (discarded 600 similar events)
// Phase 1: matrix 7476 rows 4791 cols
[2023-03-24 05:31:02] [INFO ] Computed 1041 place invariants in 197 ms
[2023-03-24 05:31:06] [INFO ] Implicit Places using invariants in 3956 ms returned []
[2023-03-24 05:31:06] [INFO ] Flow matrix only has 7476 transitions (discarded 600 similar events)
[2023-03-24 05:31:06] [INFO ] Invariant cache hit.
[2023-03-24 05:31:12] [INFO ] Implicit Places using invariants and state equation in 5830 ms returned []
Implicit Place search using SMT with State Equation took 9786 ms to find 0 implicit places.
[2023-03-24 05:31:13] [INFO ] Redundant transitions in 705 ms returned []
[2023-03-24 05:31:13] [INFO ] Flow matrix only has 7476 transitions (discarded 600 similar events)
[2023-03-24 05:31:13] [INFO ] Invariant cache hit.
[2023-03-24 05:31:18] [INFO ] Dead Transitions using invariants and state equation in 5528 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 4791/5223 places, 8076/8598 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 18905 ms. Remains : 4791/5223 places, 8076/8598 transitions.
Stuttering acceptance computed with spot in 134 ms :[(NOT p2), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=(NOT p2), acceptance={0} source=0 dest: 0}, { cond=(NOT p2), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p2) (NOT p0) (NOT p1)), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p2:(AND (GEQ s353 1) (GEQ s4141 1)), p0:(OR (AND (GEQ s353 1) (GEQ s4141 1)) (AND (GEQ s242 1) (GEQ s2756 1))), p1:(AND (GEQ s242 1) (GEQ s2756 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 49 steps with 0 reset in 2 ms.
FORMULA MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-03 finished in 19073 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 5223 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5223/5223 places, 8598/8598 transitions.
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 5223 transition count 8593
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 5218 transition count 8593
Performed 364 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 364 Pre rules applied. Total rules applied 10 place count 5218 transition count 8229
Deduced a syphon composed of 364 places in 5 ms
Reduce places removed 364 places and 0 transitions.
Iterating global reduction 2 with 728 rules applied. Total rules applied 738 place count 4854 transition count 8229
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 747 place count 4845 transition count 8184
Iterating global reduction 2 with 9 rules applied. Total rules applied 756 place count 4845 transition count 8184
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 756 place count 4845 transition count 8182
Deduced a syphon composed of 2 places in 5 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 760 place count 4843 transition count 8182
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 763 place count 4840 transition count 8161
Iterating global reduction 2 with 3 rules applied. Total rules applied 766 place count 4840 transition count 8161
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: 30
Deduced a syphon composed of 30 places in 5 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 2 with 60 rules applied. Total rules applied 826 place count 4810 transition count 8131
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 831 place count 4805 transition count 8126
Iterating global reduction 2 with 5 rules applied. Total rules applied 836 place count 4805 transition count 8126
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 836 place count 4805 transition count 8121
Deduced a syphon composed of 5 places in 4 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 846 place count 4800 transition count 8121
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 851 place count 4795 transition count 8086
Iterating global reduction 2 with 5 rules applied. Total rules applied 856 place count 4795 transition count 8086
Applied a total of 856 rules in 2839 ms. Remains 4795 /5223 variables (removed 428) and now considering 8086/8598 (removed 512) transitions.
[2023-03-24 05:31:21] [INFO ] Flow matrix only has 7486 transitions (discarded 600 similar events)
// Phase 1: matrix 7486 rows 4795 cols
[2023-03-24 05:31:22] [INFO ] Computed 1041 place invariants in 193 ms
[2023-03-24 05:31:27] [INFO ] Implicit Places using invariants in 5333 ms returned []
[2023-03-24 05:31:27] [INFO ] Flow matrix only has 7486 transitions (discarded 600 similar events)
[2023-03-24 05:31:27] [INFO ] Invariant cache hit.
[2023-03-24 05:31:30] [INFO ] Implicit Places using invariants and state equation in 3739 ms returned []
Implicit Place search using SMT with State Equation took 9074 ms to find 0 implicit places.
[2023-03-24 05:31:31] [INFO ] Redundant transitions in 681 ms returned []
[2023-03-24 05:31:31] [INFO ] Flow matrix only has 7486 transitions (discarded 600 similar events)
[2023-03-24 05:31:31] [INFO ] Invariant cache hit.
[2023-03-24 05:31:36] [INFO ] Dead Transitions using invariants and state equation in 4820 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 4795/5223 places, 8086/8598 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 17428 ms. Remains : 4795/5223 places, 8086/8598 transitions.
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (LT s1928 1) (LT s1988 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 1964 reset in 1163 ms.
Product exploration explored 100000 steps with 1967 reset in 1247 ms.
Computed a total of 2196 stabilizing places and 2910 stable transitions
Computed a total of 2196 stabilizing places and 2910 stable transitions
Detected a total of 2196/4795 stabilizing places and 2910/8086 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 154 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 196 resets, run finished after 121 ms. (steps per millisecond=82 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 28 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 25284 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25284 steps, saw 11836 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-24 05:31:42] [INFO ] Flow matrix only has 7486 transitions (discarded 600 similar events)
[2023-03-24 05:31:42] [INFO ] Invariant cache hit.
[2023-03-24 05:31:42] [INFO ] [Real]Absence check using 49 positive place invariants in 71 ms returned sat
[2023-03-24 05:31:43] [INFO ] [Real]Absence check using 49 positive and 992 generalized place invariants in 298 ms returned sat
[2023-03-24 05:31:46] [INFO ] After 3529ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-24 05:31:46] [INFO ] State equation strengthened by 2908 read => feed constraints.
[2023-03-24 05:31:47] [INFO ] After 956ms SMT Verify possible using 2908 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:31:47] [INFO ] After 5407ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:31:48] [INFO ] [Nat]Absence check using 49 positive place invariants in 68 ms returned sat
[2023-03-24 05:31:48] [INFO ] [Nat]Absence check using 49 positive and 992 generalized place invariants in 290 ms returned sat
[2023-03-24 05:31:52] [INFO ] After 3841ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:31:53] [INFO ] After 1145ms SMT Verify possible using 2908 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 05:31:58] [INFO ] Deduced a trap composed of 433 places in 4807 ms of which 5 ms to minimize.
[2023-03-24 05:32:04] [INFO ] Deduced a trap composed of 515 places in 4880 ms of which 4 ms to minimize.
[2023-03-24 05:32:10] [INFO ] Deduced a trap composed of 523 places in 5021 ms of which 13 ms to minimize.
[2023-03-24 05:32:15] [INFO ] Deduced a trap composed of 633 places in 5042 ms of which 5 ms to minimize.
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:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
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:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-24 05:32:15] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-24 05:32:15] [INFO ] After 28207ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 1 ms.
Support contains 2 out of 4795 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4795/4795 places, 8086/8086 transitions.
Free-agglomeration rule (complex) applied 337 times.
Iterating global reduction 0 with 337 rules applied. Total rules applied 337 place count 4795 transition count 11043
Reduce places removed 337 places and 0 transitions.
Iterating post reduction 0 with 337 rules applied. Total rules applied 674 place count 4458 transition count 11043
Partial Free-agglomeration rule applied 24 times.
Drop transitions removed 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 698 place count 4458 transition count 11043
Applied a total of 698 rules in 1894 ms. Remains 4458 /4795 variables (removed 337) and now considering 11043/8086 (removed -2957) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1894 ms. Remains : 4458/4795 places, 11043/8086 transitions.
Incomplete random walk after 10000 steps, including 230 resets, run finished after 443 ms. (steps per millisecond=22 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 22523 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22523 steps, saw 10351 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-24 05:32:21] [INFO ] Flow matrix only has 10157 transitions (discarded 886 similar events)
// Phase 1: matrix 10157 rows 4458 cols
[2023-03-24 05:32:21] [INFO ] Computed 1041 place invariants in 291 ms
[2023-03-24 05:32:22] [INFO ] [Real]Absence check using 47 positive place invariants in 47 ms returned sat
[2023-03-24 05:32:22] [INFO ] [Real]Absence check using 47 positive and 994 generalized place invariants in 291 ms returned sat
[2023-03-24 05:32:27] [INFO ] After 5096ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-24 05:32:27] [INFO ] State equation strengthened by 6202 read => feed constraints.
[2023-03-24 05:32:28] [INFO ] After 977ms SMT Verify possible using 6202 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:32:28] [INFO ] After 6996ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:32:29] [INFO ] [Nat]Absence check using 47 positive place invariants in 45 ms returned sat
[2023-03-24 05:32:29] [INFO ] [Nat]Absence check using 47 positive and 994 generalized place invariants in 296 ms returned sat
[2023-03-24 05:32:34] [INFO ] After 4945ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:32:36] [INFO ] After 1828ms SMT Verify possible using 6202 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 05:32:42] [INFO ] Deduced a trap composed of 422 places in 5773 ms of which 4 ms to minimize.
[2023-03-24 05:32:50] [INFO ] Deduced a trap composed of 472 places in 5868 ms of which 5 ms to minimize.
[2023-03-24 05:32:58] [INFO ] Deduced a trap composed of 300 places in 6013 ms of which 5 ms to minimize.
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:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
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:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-24 05:32:58] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-24 05:32:58] [INFO ] After 29514ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 3 ms.
Support contains 2 out of 4458 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4458/4458 places, 11043/11043 transitions.
Applied a total of 0 rules in 607 ms. Remains 4458 /4458 variables (removed 0) and now considering 11043/11043 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 607 ms. Remains : 4458/4458 places, 11043/11043 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4458/4458 places, 11043/11043 transitions.
Applied a total of 0 rules in 607 ms. Remains 4458 /4458 variables (removed 0) and now considering 11043/11043 (removed 0) transitions.
[2023-03-24 05:32:59] [INFO ] Flow matrix only has 10157 transitions (discarded 886 similar events)
[2023-03-24 05:32:59] [INFO ] Invariant cache hit.
[2023-03-24 05:33:03] [INFO ] Implicit Places using invariants in 4291 ms returned []
Implicit Place search using SMT only with invariants took 4292 ms to find 0 implicit places.
[2023-03-24 05:33:03] [INFO ] Flow matrix only has 10157 transitions (discarded 886 similar events)
[2023-03-24 05:33:03] [INFO ] Invariant cache hit.
[2023-03-24 05:33:09] [INFO ] Dead Transitions using invariants and state equation in 6239 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11140 ms. Remains : 4458/4458 places, 11043/11043 transitions.
Graph (trivial) has 3379 edges and 4458 vertex of which 25 / 4458 are part of one of the 1 SCC in 1 ms
Free SCC test removed 24 places
Drop transitions removed 644 transitions
Ensure Unique test removed 842 transitions
Reduce isomorphic transitions removed 1486 transitions.
Graph (complete) has 35966 edges and 4434 vertex of which 4412 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.5 ms
Discarding 22 places :
Also discarding 0 output transitions
Ensure Unique test removed 385 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t3685.t4028 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 241 transitions
Trivial Post-agglo rules discarded 241 transitions
Performed 241 trivial Post agglomeration. Transition count delta: 241
Iterating post reduction 0 with 243 rules applied. Total rules applied 245 place count 4026 transition count 9314
Ensure Unique test removed 1 places
Reduce places removed 242 places and 0 transitions.
Drop transitions removed 1 transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 241 transitions.
Drop transitions removed 240 transitions
Trivial Post-agglo rules discarded 240 transitions
Performed 240 trivial Post agglomeration. Transition count delta: 240
Iterating post reduction 1 with 723 rules applied. Total rules applied 968 place count 3784 transition count 8833
Ensure Unique test removed 1 places
Reduce places removed 241 places and 0 transitions.
Drop transitions removed 40 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 240 transitions.
Drop transitions removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 2 with 681 rules applied. Total rules applied 1649 place count 3543 transition count 8393
Ensure Unique test removed 40 places
Reduce places removed 240 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 198 transitions
Reduce isomorphic transitions removed 200 transitions.
Drop transitions removed 198 transitions
Trivial Post-agglo rules discarded 198 transitions
Performed 198 trivial Post agglomeration. Transition count delta: 198
Iterating post reduction 3 with 638 rules applied. Total rules applied 2287 place count 3303 transition count 7995
Ensure Unique test removed 2 places
Reduce places removed 200 places and 0 transitions.
Drop transitions removed 36 transitions
Ensure Unique test removed 162 transitions
Reduce isomorphic transitions removed 198 transitions.
Drop transitions removed 162 transitions
Trivial Post-agglo rules discarded 162 transitions
Performed 162 trivial Post agglomeration. Transition count delta: 162
Iterating post reduction 4 with 560 rules applied. Total rules applied 2847 place count 3103 transition count 7635
Ensure Unique test removed 36 places
Reduce places removed 198 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 160 transitions
Reduce isomorphic transitions removed 162 transitions.
Drop transitions removed 160 transitions
Trivial Post-agglo rules discarded 160 transitions
Performed 160 trivial Post agglomeration. Transition count delta: 160
Iterating post reduction 5 with 520 rules applied. Total rules applied 3367 place count 2905 transition count 7313
Ensure Unique test removed 2 places
Reduce places removed 162 places and 0 transitions.
Drop transitions removed 32 transitions
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 160 transitions.
Drop transitions removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 6 with 450 rules applied. Total rules applied 3817 place count 2743 transition count 7025
Ensure Unique test removed 32 places
Reduce places removed 160 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions removed 126 transitions
Trivial Post-agglo rules discarded 126 transitions
Performed 126 trivial Post agglomeration. Transition count delta: 126
Iterating post reduction 7 with 414 rules applied. Total rules applied 4231 place count 2583 transition count 6771
Ensure Unique test removed 2 places
Reduce places removed 128 places and 0 transitions.
Drop transitions removed 28 transitions
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 126 transitions.
Drop transitions removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 8 with 352 rules applied. Total rules applied 4583 place count 2455 transition count 6547
Ensure Unique test removed 28 places
Reduce places removed 126 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 98 transitions.
Drop transitions removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 9 with 320 rules applied. Total rules applied 4903 place count 2329 transition count 6353
Ensure Unique test removed 2 places
Reduce places removed 98 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 10 with 266 rules applied. Total rules applied 5169 place count 2231 transition count 6185
Ensure Unique test removed 24 places
Reduce places removed 96 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 72 transitions.
Drop transitions removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 11 with 238 rules applied. Total rules applied 5407 place count 2135 transition count 6043
Ensure Unique test removed 2 places
Reduce places removed 72 places and 0 transitions.
Drop transitions removed 20 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 70 transitions.
Drop transitions removed 50 transitions
Trivial Post-agglo rules discarded 50 transitions
Performed 50 trivial Post agglomeration. Transition count delta: 50
Iterating post reduction 12 with 192 rules applied. Total rules applied 5599 place count 2063 transition count 5923
Ensure Unique test removed 20 places
Reduce places removed 70 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 50 transitions.
Drop transitions removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 13 with 168 rules applied. Total rules applied 5767 place count 1993 transition count 5825
Ensure Unique test removed 2 places
Reduce places removed 50 places and 0 transitions.
Drop transitions removed 16 transitions
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 14 with 130 rules applied. Total rules applied 5897 place count 1943 transition count 5745
Ensure Unique test removed 16 places
Reduce places removed 48 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 15 with 110 rules applied. Total rules applied 6007 place count 1895 transition count 5683
Ensure Unique test removed 2 places
Reduce places removed 32 places and 0 transitions.
Drop transitions removed 12 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 16 with 80 rules applied. Total rules applied 6087 place count 1863 transition count 5635
Ensure Unique test removed 12 places
Reduce places removed 30 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 17 with 64 rules applied. Total rules applied 6151 place count 1833 transition count 5601
Ensure Unique test removed 2 places
Reduce places removed 18 places and 0 transitions.
Drop transitions removed 8 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 18 with 42 rules applied. Total rules applied 6193 place count 1815 transition count 5577
Ensure Unique test removed 8 places
Reduce places removed 16 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 19 with 30 rules applied. Total rules applied 6223 place count 1799 transition count 5563
Ensure Unique test removed 2 places
Reduce places removed 8 places and 0 transitions.
Drop transitions removed 4 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 20 with 16 rules applied. Total rules applied 6239 place count 1791 transition count 5555
Ensure Unique test removed 4 places
Reduce places removed 7 places and 0 transitions.
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 21 with 9 rules applied. Total rules applied 6248 place count 1784 transition count 5553
Ensure Unique test removed 2 places
Iterating post reduction 22 with 2 rules applied. Total rules applied 6250 place count 1782 transition count 5553
Performed 350 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 350 Pre rules applied. Total rules applied 6250 place count 1782 transition count 5203
Deduced a syphon composed of 350 places in 1 ms
Ensure Unique test removed 349 places
Reduce places removed 699 places and 0 transitions.
Iterating global reduction 23 with 1049 rules applied. Total rules applied 7299 place count 1083 transition count 5203
Discarding 360 places :
Symmetric choice reduction at 23 with 360 rule applications. Total rules 7659 place count 723 transition count 4843
Iterating global reduction 23 with 360 rules applied. Total rules applied 8019 place count 723 transition count 4843
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 1 Pre rules applied. Total rules applied 8019 place count 723 transition count 4842
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 23 with 2 rules applied. Total rules applied 8021 place count 722 transition count 4842
Discarding 540 places :
Symmetric choice reduction at 23 with 540 rule applications. Total rules 8561 place count 182 transition count 1062
Iterating global reduction 23 with 540 rules applied. Total rules applied 9101 place count 182 transition count 1062
Ensure Unique test removed 540 transitions
Reduce isomorphic transitions removed 540 transitions.
Iterating post reduction 23 with 540 rules applied. Total rules applied 9641 place count 182 transition count 522
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 24 with 51 rules applied. Total rules applied 9692 place count 156 transition count 497
Free-agglomeration rule (complex) applied 13 times.
Iterating global reduction 24 with 13 rules applied. Total rules applied 9705 place count 156 transition count 484
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 24 with 13 rules applied. Total rules applied 9718 place count 143 transition count 484
Discarding 11 places :
Symmetric choice reduction at 25 with 11 rule applications. Total rules 9729 place count 132 transition count 407
Ensure Unique test removed 11 places
Iterating global reduction 25 with 22 rules applied. Total rules applied 9751 place count 121 transition count 407
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 25 with 11 rules applied. Total rules applied 9762 place count 121 transition count 396
Discarding 11 places :
Symmetric choice reduction at 26 with 11 rule applications. Total rules 9773 place count 110 transition count 319
Iterating global reduction 26 with 11 rules applied. Total rules applied 9784 place count 110 transition count 319
Discarding 11 places :
Symmetric choice reduction at 26 with 11 rule applications. Total rules 9795 place count 99 transition count 308
Iterating global reduction 26 with 11 rules applied. Total rules applied 9806 place count 99 transition count 308
Partial Free-agglomeration rule applied 24 times.
Drop transitions removed 24 transitions
Iterating global reduction 26 with 24 rules applied. Total rules applied 9830 place count 99 transition count 308
Discarding 11 places :
Symmetric choice reduction at 26 with 11 rule applications. Total rules 9841 place count 88 transition count 231
Ensure Unique test removed 1 places
Iterating global reduction 26 with 12 rules applied. Total rules applied 9853 place count 87 transition count 231
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 26 with 11 rules applied. Total rules applied 9864 place count 87 transition count 220
Applied a total of 9864 rules in 6732 ms. Remains 87 /4458 variables (removed 4371) and now considering 220/11043 (removed 10823) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 220 rows 87 cols
[2023-03-24 05:33:16] [INFO ] Computed 29 place invariants in 4 ms
[2023-03-24 05:33:16] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-24 05:33:16] [INFO ] [Real]Absence check using 3 positive and 26 generalized place invariants in 4 ms returned sat
[2023-03-24 05:33:16] [INFO ] After 30ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:33:16] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-24 05:33:16] [INFO ] [Nat]Absence check using 3 positive and 26 generalized place invariants in 4 ms returned sat
[2023-03-24 05:33:16] [INFO ] After 64ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:33:16] [INFO ] After 80ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2023-03-24 05:33:16] [INFO ] After 126ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 163 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Support contains 2 out of 4795 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 4795/4795 places, 8086/8086 transitions.
Applied a total of 0 rules in 563 ms. Remains 4795 /4795 variables (removed 0) and now considering 8086/8086 (removed 0) transitions.
[2023-03-24 05:33:17] [INFO ] Flow matrix only has 7486 transitions (discarded 600 similar events)
// Phase 1: matrix 7486 rows 4795 cols
[2023-03-24 05:33:17] [INFO ] Computed 1041 place invariants in 188 ms
[2023-03-24 05:33:23] [INFO ] Implicit Places using invariants in 5461 ms returned []
[2023-03-24 05:33:23] [INFO ] Flow matrix only has 7486 transitions (discarded 600 similar events)
[2023-03-24 05:33:23] [INFO ] Invariant cache hit.
[2023-03-24 05:33:26] [INFO ] Implicit Places using invariants and state equation in 3777 ms returned []
Implicit Place search using SMT with State Equation took 9240 ms to find 0 implicit places.
[2023-03-24 05:33:27] [INFO ] Redundant transitions in 731 ms returned []
[2023-03-24 05:33:27] [INFO ] Flow matrix only has 7486 transitions (discarded 600 similar events)
[2023-03-24 05:33:27] [INFO ] Invariant cache hit.
[2023-03-24 05:33:32] [INFO ] Dead Transitions using invariants and state equation in 4938 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 15483 ms. Remains : 4795/4795 places, 8086/8086 transitions.
Computed a total of 2196 stabilizing places and 2910 stable transitions
Computed a total of 2196 stabilizing places and 2910 stable transitions
Detected a total of 2196/4795 stabilizing places and 2910/8086 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 154 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 196 resets, run finished after 121 ms. (steps per millisecond=82 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 28 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 25465 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25465 steps, saw 11919 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-24 05:33:35] [INFO ] Flow matrix only has 7486 transitions (discarded 600 similar events)
[2023-03-24 05:33:35] [INFO ] Invariant cache hit.
[2023-03-24 05:33:36] [INFO ] [Real]Absence check using 49 positive place invariants in 72 ms returned sat
[2023-03-24 05:33:36] [INFO ] [Real]Absence check using 49 positive and 992 generalized place invariants in 298 ms returned sat
[2023-03-24 05:33:40] [INFO ] After 3647ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-24 05:33:40] [INFO ] State equation strengthened by 2908 read => feed constraints.
[2023-03-24 05:33:41] [INFO ] After 951ms SMT Verify possible using 2908 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:33:41] [INFO ] After 5557ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:33:42] [INFO ] [Nat]Absence check using 49 positive place invariants in 70 ms returned sat
[2023-03-24 05:33:42] [INFO ] [Nat]Absence check using 49 positive and 992 generalized place invariants in 307 ms returned sat
[2023-03-24 05:33:46] [INFO ] After 3696ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:33:47] [INFO ] After 1127ms SMT Verify possible using 2908 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 05:33:52] [INFO ] Deduced a trap composed of 433 places in 4927 ms of which 5 ms to minimize.
[2023-03-24 05:33:58] [INFO ] Deduced a trap composed of 515 places in 4644 ms of which 10 ms to minimize.
[2023-03-24 05:34:03] [INFO ] Deduced a trap composed of 523 places in 5035 ms of which 5 ms to minimize.
[2023-03-24 05:34:09] [INFO ] Deduced a trap composed of 633 places in 5005 ms of which 4 ms to minimize.
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:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
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:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-24 05:34:09] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-24 05:34:09] [INFO ] After 27990ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 1 ms.
Support contains 2 out of 4795 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4795/4795 places, 8086/8086 transitions.
Free-agglomeration rule (complex) applied 337 times.
Iterating global reduction 0 with 337 rules applied. Total rules applied 337 place count 4795 transition count 11043
Reduce places removed 337 places and 0 transitions.
Iterating post reduction 0 with 337 rules applied. Total rules applied 674 place count 4458 transition count 11043
Partial Free-agglomeration rule applied 24 times.
Drop transitions removed 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 698 place count 4458 transition count 11043
Applied a total of 698 rules in 1890 ms. Remains 4458 /4795 variables (removed 337) and now considering 11043/8086 (removed -2957) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1890 ms. Remains : 4458/4795 places, 11043/8086 transitions.
Incomplete random walk after 10000 steps, including 230 resets, run finished after 430 ms. (steps per millisecond=23 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 22369 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22369 steps, saw 10282 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-24 05:34:14] [INFO ] Flow matrix only has 10157 transitions (discarded 886 similar events)
// Phase 1: matrix 10157 rows 4458 cols
[2023-03-24 05:34:15] [INFO ] Computed 1041 place invariants in 235 ms
[2023-03-24 05:34:15] [INFO ] [Real]Absence check using 47 positive place invariants in 45 ms returned sat
[2023-03-24 05:34:15] [INFO ] [Real]Absence check using 47 positive and 994 generalized place invariants in 278 ms returned sat
[2023-03-24 05:34:20] [INFO ] After 4825ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-24 05:34:20] [INFO ] State equation strengthened by 6202 read => feed constraints.
[2023-03-24 05:34:21] [INFO ] After 980ms SMT Verify possible using 6202 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:34:21] [INFO ] After 6693ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:34:22] [INFO ] [Nat]Absence check using 47 positive place invariants in 44 ms returned sat
[2023-03-24 05:34:22] [INFO ] [Nat]Absence check using 47 positive and 994 generalized place invariants in 289 ms returned sat
[2023-03-24 05:34:27] [INFO ] After 4858ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:34:29] [INFO ] After 1828ms SMT Verify possible using 6202 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 05:34:35] [INFO ] Deduced a trap composed of 422 places in 5948 ms of which 4 ms to minimize.
[2023-03-24 05:34:43] [INFO ] Deduced a trap composed of 472 places in 5645 ms of which 4 ms to minimize.
[2023-03-24 05:34:51] [INFO ] Deduced a trap composed of 300 places in 5984 ms of which 5 ms to minimize.
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:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
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:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-24 05:34:51] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-24 05:34:51] [INFO ] After 29318ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 2 ms.
Support contains 2 out of 4458 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4458/4458 places, 11043/11043 transitions.
Applied a total of 0 rules in 605 ms. Remains 4458 /4458 variables (removed 0) and now considering 11043/11043 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 606 ms. Remains : 4458/4458 places, 11043/11043 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4458/4458 places, 11043/11043 transitions.
Applied a total of 0 rules in 613 ms. Remains 4458 /4458 variables (removed 0) and now considering 11043/11043 (removed 0) transitions.
[2023-03-24 05:34:52] [INFO ] Flow matrix only has 10157 transitions (discarded 886 similar events)
[2023-03-24 05:34:52] [INFO ] Invariant cache hit.
[2023-03-24 05:34:56] [INFO ] Implicit Places using invariants in 4120 ms returned []
Implicit Place search using SMT only with invariants took 4120 ms to find 0 implicit places.
[2023-03-24 05:34:56] [INFO ] Flow matrix only has 10157 transitions (discarded 886 similar events)
[2023-03-24 05:34:56] [INFO ] Invariant cache hit.
[2023-03-24 05:35:02] [INFO ] Dead Transitions using invariants and state equation in 6170 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10905 ms. Remains : 4458/4458 places, 11043/11043 transitions.
Graph (trivial) has 3379 edges and 4458 vertex of which 25 / 4458 are part of one of the 1 SCC in 2 ms
Free SCC test removed 24 places
Drop transitions removed 644 transitions
Ensure Unique test removed 842 transitions
Reduce isomorphic transitions removed 1486 transitions.
Graph (complete) has 35966 edges and 4434 vertex of which 4412 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.5 ms
Discarding 22 places :
Also discarding 0 output transitions
Ensure Unique test removed 385 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t3685.t4028 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 241 transitions
Trivial Post-agglo rules discarded 241 transitions
Performed 241 trivial Post agglomeration. Transition count delta: 241
Iterating post reduction 0 with 243 rules applied. Total rules applied 245 place count 4026 transition count 9314
Ensure Unique test removed 1 places
Reduce places removed 242 places and 0 transitions.
Drop transitions removed 1 transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 241 transitions.
Drop transitions removed 240 transitions
Trivial Post-agglo rules discarded 240 transitions
Performed 240 trivial Post agglomeration. Transition count delta: 240
Iterating post reduction 1 with 723 rules applied. Total rules applied 968 place count 3784 transition count 8833
Ensure Unique test removed 1 places
Reduce places removed 241 places and 0 transitions.
Drop transitions removed 40 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 240 transitions.
Drop transitions removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 2 with 681 rules applied. Total rules applied 1649 place count 3543 transition count 8393
Ensure Unique test removed 40 places
Reduce places removed 240 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 198 transitions
Reduce isomorphic transitions removed 200 transitions.
Drop transitions removed 198 transitions
Trivial Post-agglo rules discarded 198 transitions
Performed 198 trivial Post agglomeration. Transition count delta: 198
Iterating post reduction 3 with 638 rules applied. Total rules applied 2287 place count 3303 transition count 7995
Ensure Unique test removed 2 places
Reduce places removed 200 places and 0 transitions.
Drop transitions removed 36 transitions
Ensure Unique test removed 162 transitions
Reduce isomorphic transitions removed 198 transitions.
Drop transitions removed 162 transitions
Trivial Post-agglo rules discarded 162 transitions
Performed 162 trivial Post agglomeration. Transition count delta: 162
Iterating post reduction 4 with 560 rules applied. Total rules applied 2847 place count 3103 transition count 7635
Ensure Unique test removed 36 places
Reduce places removed 198 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 160 transitions
Reduce isomorphic transitions removed 162 transitions.
Drop transitions removed 160 transitions
Trivial Post-agglo rules discarded 160 transitions
Performed 160 trivial Post agglomeration. Transition count delta: 160
Iterating post reduction 5 with 520 rules applied. Total rules applied 3367 place count 2905 transition count 7313
Ensure Unique test removed 2 places
Reduce places removed 162 places and 0 transitions.
Drop transitions removed 32 transitions
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 160 transitions.
Drop transitions removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 6 with 450 rules applied. Total rules applied 3817 place count 2743 transition count 7025
Ensure Unique test removed 32 places
Reduce places removed 160 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions removed 126 transitions
Trivial Post-agglo rules discarded 126 transitions
Performed 126 trivial Post agglomeration. Transition count delta: 126
Iterating post reduction 7 with 414 rules applied. Total rules applied 4231 place count 2583 transition count 6771
Ensure Unique test removed 2 places
Reduce places removed 128 places and 0 transitions.
Drop transitions removed 28 transitions
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 126 transitions.
Drop transitions removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 8 with 352 rules applied. Total rules applied 4583 place count 2455 transition count 6547
Ensure Unique test removed 28 places
Reduce places removed 126 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 98 transitions.
Drop transitions removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 9 with 320 rules applied. Total rules applied 4903 place count 2329 transition count 6353
Ensure Unique test removed 2 places
Reduce places removed 98 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 10 with 266 rules applied. Total rules applied 5169 place count 2231 transition count 6185
Ensure Unique test removed 24 places
Reduce places removed 96 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 72 transitions.
Drop transitions removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 11 with 238 rules applied. Total rules applied 5407 place count 2135 transition count 6043
Ensure Unique test removed 2 places
Reduce places removed 72 places and 0 transitions.
Drop transitions removed 20 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 70 transitions.
Drop transitions removed 50 transitions
Trivial Post-agglo rules discarded 50 transitions
Performed 50 trivial Post agglomeration. Transition count delta: 50
Iterating post reduction 12 with 192 rules applied. Total rules applied 5599 place count 2063 transition count 5923
Ensure Unique test removed 20 places
Reduce places removed 70 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 50 transitions.
Drop transitions removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 13 with 168 rules applied. Total rules applied 5767 place count 1993 transition count 5825
Ensure Unique test removed 2 places
Reduce places removed 50 places and 0 transitions.
Drop transitions removed 16 transitions
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 14 with 130 rules applied. Total rules applied 5897 place count 1943 transition count 5745
Ensure Unique test removed 16 places
Reduce places removed 48 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 15 with 110 rules applied. Total rules applied 6007 place count 1895 transition count 5683
Ensure Unique test removed 2 places
Reduce places removed 32 places and 0 transitions.
Drop transitions removed 12 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 16 with 80 rules applied. Total rules applied 6087 place count 1863 transition count 5635
Ensure Unique test removed 12 places
Reduce places removed 30 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 17 with 64 rules applied. Total rules applied 6151 place count 1833 transition count 5601
Ensure Unique test removed 2 places
Reduce places removed 18 places and 0 transitions.
Drop transitions removed 8 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 18 with 42 rules applied. Total rules applied 6193 place count 1815 transition count 5577
Ensure Unique test removed 8 places
Reduce places removed 16 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 19 with 30 rules applied. Total rules applied 6223 place count 1799 transition count 5563
Ensure Unique test removed 2 places
Reduce places removed 8 places and 0 transitions.
Drop transitions removed 4 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 20 with 16 rules applied. Total rules applied 6239 place count 1791 transition count 5555
Ensure Unique test removed 4 places
Reduce places removed 7 places and 0 transitions.
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 21 with 9 rules applied. Total rules applied 6248 place count 1784 transition count 5553
Ensure Unique test removed 2 places
Iterating post reduction 22 with 2 rules applied. Total rules applied 6250 place count 1782 transition count 5553
Performed 350 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 350 Pre rules applied. Total rules applied 6250 place count 1782 transition count 5203
Deduced a syphon composed of 350 places in 1 ms
Ensure Unique test removed 349 places
Reduce places removed 699 places and 0 transitions.
Iterating global reduction 23 with 1049 rules applied. Total rules applied 7299 place count 1083 transition count 5203
Discarding 360 places :
Symmetric choice reduction at 23 with 360 rule applications. Total rules 7659 place count 723 transition count 4843
Iterating global reduction 23 with 360 rules applied. Total rules applied 8019 place count 723 transition count 4843
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 1 Pre rules applied. Total rules applied 8019 place count 723 transition count 4842
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 23 with 2 rules applied. Total rules applied 8021 place count 722 transition count 4842
Discarding 540 places :
Symmetric choice reduction at 23 with 540 rule applications. Total rules 8561 place count 182 transition count 1062
Iterating global reduction 23 with 540 rules applied. Total rules applied 9101 place count 182 transition count 1062
Ensure Unique test removed 540 transitions
Reduce isomorphic transitions removed 540 transitions.
Iterating post reduction 23 with 540 rules applied. Total rules applied 9641 place count 182 transition count 522
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 24 with 51 rules applied. Total rules applied 9692 place count 156 transition count 497
Free-agglomeration rule (complex) applied 13 times.
Iterating global reduction 24 with 13 rules applied. Total rules applied 9705 place count 156 transition count 484
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 24 with 13 rules applied. Total rules applied 9718 place count 143 transition count 484
Discarding 11 places :
Symmetric choice reduction at 25 with 11 rule applications. Total rules 9729 place count 132 transition count 407
Ensure Unique test removed 11 places
Iterating global reduction 25 with 22 rules applied. Total rules applied 9751 place count 121 transition count 407
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 25 with 11 rules applied. Total rules applied 9762 place count 121 transition count 396
Discarding 11 places :
Symmetric choice reduction at 26 with 11 rule applications. Total rules 9773 place count 110 transition count 319
Iterating global reduction 26 with 11 rules applied. Total rules applied 9784 place count 110 transition count 319
Discarding 11 places :
Symmetric choice reduction at 26 with 11 rule applications. Total rules 9795 place count 99 transition count 308
Iterating global reduction 26 with 11 rules applied. Total rules applied 9806 place count 99 transition count 308
Partial Free-agglomeration rule applied 24 times.
Drop transitions removed 24 transitions
Iterating global reduction 26 with 24 rules applied. Total rules applied 9830 place count 99 transition count 308
Discarding 11 places :
Symmetric choice reduction at 26 with 11 rule applications. Total rules 9841 place count 88 transition count 231
Ensure Unique test removed 1 places
Iterating global reduction 26 with 12 rules applied. Total rules applied 9853 place count 87 transition count 231
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 26 with 11 rules applied. Total rules applied 9864 place count 87 transition count 220
Applied a total of 9864 rules in 6675 ms. Remains 87 /4458 variables (removed 4371) and now considering 220/11043 (removed 10823) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 220 rows 87 cols
[2023-03-24 05:35:09] [INFO ] Computed 29 place invariants in 3 ms
[2023-03-24 05:35:09] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-24 05:35:09] [INFO ] [Real]Absence check using 3 positive and 26 generalized place invariants in 4 ms returned sat
[2023-03-24 05:35:09] [INFO ] After 33ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:35:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-24 05:35:09] [INFO ] [Nat]Absence check using 3 positive and 26 generalized place invariants in 4 ms returned sat
[2023-03-24 05:35:09] [INFO ] After 64ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:35:09] [INFO ] After 73ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 5 ms.
[2023-03-24 05:35:09] [INFO ] After 107ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 137 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
Product exploration explored 100000 steps with 1967 reset in 1160 ms.
Product exploration explored 100000 steps with 1965 reset in 1189 ms.
Support contains 2 out of 4795 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 4795/4795 places, 8086/8086 transitions.
Applied a total of 0 rules in 544 ms. Remains 4795 /4795 variables (removed 0) and now considering 8086/8086 (removed 0) transitions.
[2023-03-24 05:35:12] [INFO ] Flow matrix only has 7486 transitions (discarded 600 similar events)
// Phase 1: matrix 7486 rows 4795 cols
[2023-03-24 05:35:12] [INFO ] Computed 1041 place invariants in 186 ms
[2023-03-24 05:35:17] [INFO ] Implicit Places using invariants in 5108 ms returned []
[2023-03-24 05:35:17] [INFO ] Flow matrix only has 7486 transitions (discarded 600 similar events)
[2023-03-24 05:35:17] [INFO ] Invariant cache hit.
[2023-03-24 05:35:21] [INFO ] Implicit Places using invariants and state equation in 3784 ms returned []
Implicit Place search using SMT with State Equation took 8894 ms to find 0 implicit places.
[2023-03-24 05:35:22] [INFO ] Redundant transitions in 673 ms returned []
[2023-03-24 05:35:22] [INFO ] Flow matrix only has 7486 transitions (discarded 600 similar events)
[2023-03-24 05:35:22] [INFO ] Invariant cache hit.
[2023-03-24 05:35:26] [INFO ] Dead Transitions using invariants and state equation in 4473 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 14589 ms. Remains : 4795/4795 places, 8086/8086 transitions.
Treatment of property MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-04 finished in 247896 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)&&F((p1 U (G(p1)||(p1&&G(!p2))))))))'
Support contains 5 out of 5223 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5223/5223 places, 8598/8598 transitions.
Drop transitions 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 5223 transition count 8594
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 5219 transition count 8594
Performed 364 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 364 Pre rules applied. Total rules applied 8 place count 5219 transition count 8230
Deduced a syphon composed of 364 places in 6 ms
Reduce places removed 364 places and 0 transitions.
Iterating global reduction 2 with 728 rules applied. Total rules applied 736 place count 4855 transition count 8230
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 745 place count 4846 transition count 8185
Iterating global reduction 2 with 9 rules applied. Total rules applied 754 place count 4846 transition count 8185
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 754 place count 4846 transition count 8183
Deduced a syphon composed of 2 places in 5 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 758 place count 4844 transition count 8183
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 761 place count 4841 transition count 8162
Iterating global reduction 2 with 3 rules applied. Total rules applied 764 place count 4841 transition count 8162
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: 30
Deduced a syphon composed of 30 places in 5 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 2 with 60 rules applied. Total rules applied 824 place count 4811 transition count 8132
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 828 place count 4807 transition count 8128
Iterating global reduction 2 with 4 rules applied. Total rules applied 832 place count 4807 transition count 8128
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 832 place count 4807 transition count 8124
Deduced a syphon composed of 4 places in 5 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 840 place count 4803 transition count 8124
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 844 place count 4799 transition count 8096
Iterating global reduction 2 with 4 rules applied. Total rules applied 848 place count 4799 transition count 8096
Applied a total of 848 rules in 2844 ms. Remains 4799 /5223 variables (removed 424) and now considering 8096/8598 (removed 502) transitions.
[2023-03-24 05:35:29] [INFO ] Flow matrix only has 7496 transitions (discarded 600 similar events)
// Phase 1: matrix 7496 rows 4799 cols
[2023-03-24 05:35:29] [INFO ] Computed 1041 place invariants in 201 ms
[2023-03-24 05:35:33] [INFO ] Implicit Places using invariants in 3923 ms returned []
[2023-03-24 05:35:33] [INFO ] Flow matrix only has 7496 transitions (discarded 600 similar events)
[2023-03-24 05:35:33] [INFO ] Invariant cache hit.
[2023-03-24 05:35:37] [INFO ] Implicit Places using invariants and state equation in 3685 ms returned []
Implicit Place search using SMT with State Equation took 7610 ms to find 0 implicit places.
[2023-03-24 05:35:38] [INFO ] Redundant transitions in 689 ms returned []
[2023-03-24 05:35:38] [INFO ] Flow matrix only has 7496 transitions (discarded 600 similar events)
[2023-03-24 05:35:38] [INFO ] Invariant cache hit.
[2023-03-24 05:35:42] [INFO ] Dead Transitions using invariants and state equation in 4596 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 4799/5223 places, 8096/8598 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 15749 ms. Remains : 4799/5223 places, 8096/8598 transitions.
Stuttering acceptance computed with spot in 159 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (AND p2 (NOT p1))]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0, 1} source=0 dest: 0}, { cond=p0, acceptance={1} source=0 dest: 1}, { cond=(OR (AND p0 p2) (AND p0 (NOT p1))), acceptance={} source=0 dest: 2}, { cond=(AND p0 (NOT p2) p1), acceptance={} source=0 dest: 3}], [{ cond=(NOT p0), acceptance={0, 1} source=1 dest: 0}, { cond=p0, acceptance={1} source=1 dest: 1}], [{ cond=(AND p2 p1), acceptance={0} source=2 dest: 2}, { cond=(NOT p1), acceptance={0, 1} source=2 dest: 2}, { cond=(AND (NOT p2) p1), acceptance={} source=2 dest: 3}], [{ cond=(AND p2 p1), acceptance={0} source=3 dest: 2}, { cond=(AND p2 (NOT p1)), acceptance={0, 1} source=3 dest: 2}, { cond=(AND (NOT p2) p1), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p2) (NOT p1)), acceptance={1} source=3 dest: 3}]], initial=0, aps=[p0:(GEQ s2348 1), p2:(AND (GEQ s2638 1) (GEQ s2874 1)), p1:(OR (LT s1879 1) (LT s1884 1))], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, complete, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null][true, true, true, true]]
Stuttering criterion allowed to conclude after 53 steps with 0 reset in 3 ms.
FORMULA MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-06 finished in 15956 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((G(p0)||X(p1)))))'
Support contains 6 out of 5223 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5223/5223 places, 8598/8598 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 5212 transition count 8563
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 5212 transition count 8563
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 29 place count 5205 transition count 8532
Iterating global reduction 0 with 7 rules applied. Total rules applied 36 place count 5205 transition count 8532
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 39 place count 5202 transition count 8511
Iterating global reduction 0 with 3 rules applied. Total rules applied 42 place count 5202 transition count 8511
Applied a total of 42 rules in 1698 ms. Remains 5202 /5223 variables (removed 21) and now considering 8511/8598 (removed 87) transitions.
[2023-03-24 05:35:44] [INFO ] Flow matrix only has 7911 transitions (discarded 600 similar events)
// Phase 1: matrix 7911 rows 5202 cols
[2023-03-24 05:35:44] [INFO ] Computed 1041 place invariants in 175 ms
[2023-03-24 05:35:48] [INFO ] Implicit Places using invariants in 4015 ms returned []
[2023-03-24 05:35:48] [INFO ] Flow matrix only has 7911 transitions (discarded 600 similar events)
[2023-03-24 05:35:48] [INFO ] Invariant cache hit.
[2023-03-24 05:35:52] [INFO ] Implicit Places using invariants and state equation in 4081 ms returned []
Implicit Place search using SMT with State Equation took 8096 ms to find 0 implicit places.
[2023-03-24 05:35:52] [INFO ] Flow matrix only has 7911 transitions (discarded 600 similar events)
[2023-03-24 05:35:52] [INFO ] Invariant cache hit.
[2023-03-24 05:35:57] [INFO ] Dead Transitions using invariants and state equation in 5359 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 5202/5223 places, 8511/8598 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 15155 ms. Remains : 5202/5223 places, 8511/8598 transitions.
Stuttering acceptance computed with spot in 316 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}], [{ cond=(NOT p0), acceptance={} source=2 dest: 1}, { cond=p0, acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 4}], [{ cond=(NOT p0), acceptance={} source=4 dest: 0}, { cond=p0, acceptance={} source=4 dest: 4}], [{ cond=true, acceptance={} source=5 dest: 6}], [{ cond=true, acceptance={} source=6 dest: 2}]], initial=5, aps=[p1:(OR (AND (GEQ s4145 1) (GEQ s4890 1)) (GEQ s3566 1) (GEQ s3061 1)), p0:(AND (GEQ s3747 1) (GEQ s5187 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 2 ms.
FORMULA MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-07 finished in 15506 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 2 out of 5223 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5223/5223 places, 8598/8598 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 5208 transition count 8547
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 5208 transition count 8547
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 39 place count 5199 transition count 8514
Iterating global reduction 0 with 9 rules applied. Total rules applied 48 place count 5199 transition count 8514
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 53 place count 5194 transition count 8479
Iterating global reduction 0 with 5 rules applied. Total rules applied 58 place count 5194 transition count 8479
Applied a total of 58 rules in 1661 ms. Remains 5194 /5223 variables (removed 29) and now considering 8479/8598 (removed 119) transitions.
[2023-03-24 05:36:00] [INFO ] Flow matrix only has 7879 transitions (discarded 600 similar events)
// Phase 1: matrix 7879 rows 5194 cols
[2023-03-24 05:36:00] [INFO ] Computed 1041 place invariants in 195 ms
[2023-03-24 05:36:05] [INFO ] Implicit Places using invariants in 5190 ms returned []
[2023-03-24 05:36:05] [INFO ] Flow matrix only has 7879 transitions (discarded 600 similar events)
[2023-03-24 05:36:05] [INFO ] Invariant cache hit.
[2023-03-24 05:36:08] [INFO ] Implicit Places using invariants and state equation in 3596 ms returned []
Implicit Place search using SMT with State Equation took 8787 ms to find 0 implicit places.
[2023-03-24 05:36:08] [INFO ] Flow matrix only has 7879 transitions (discarded 600 similar events)
[2023-03-24 05:36:08] [INFO ] Invariant cache hit.
[2023-03-24 05:36:13] [INFO ] Dead Transitions using invariants and state equation in 5202 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 5194/5223 places, 8479/8598 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 15651 ms. Remains : 5194/5223 places, 8479/8598 transitions.
Stuttering acceptance computed with spot in 122 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(OR (LT s3201 1) (LT s4587 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 1390 reset in 965 ms.
Product exploration explored 100000 steps with 1388 reset in 1004 ms.
Computed a total of 2570 stabilizing places and 3278 stable transitions
Computed a total of 2570 stabilizing places and 3278 stable transitions
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 84 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 103 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 139 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 23169 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23169 steps, saw 11030 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-24 05:36:19] [INFO ] Flow matrix only has 7879 transitions (discarded 600 similar events)
[2023-03-24 05:36:19] [INFO ] Invariant cache hit.
[2023-03-24 05:36:20] [INFO ] [Real]Absence check using 47 positive place invariants in 60 ms returned sat
[2023-03-24 05:36:20] [INFO ] [Real]Absence check using 47 positive and 994 generalized place invariants in 320 ms returned sat
[2023-03-24 05:36:24] [INFO ] After 5287ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:36:25] [INFO ] [Nat]Absence check using 47 positive place invariants in 60 ms returned sat
[2023-03-24 05:36:25] [INFO ] [Nat]Absence check using 47 positive and 994 generalized place invariants in 319 ms returned sat
[2023-03-24 05:36:30] [INFO ] After 4595ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:36:30] [INFO ] State equation strengthened by 2902 read => feed constraints.
[2023-03-24 05:36:30] [INFO ] After 169ms SMT Verify possible using 2902 Read/Feed constraints in natural domain returned unsat :1 sat :0
[2023-03-24 05:36:30] [INFO ] After 5748ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [p0, (X (X p0)), (G p0)]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(G p0)
Knowledge based reduction with 3 factoid took 70 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-08 finished in 32268 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((!p0 U (G(!p0)||(!p0&&G(!p1)))))))'
Support contains 4 out of 5223 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5223/5223 places, 8598/8598 transitions.
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 5223 transition count 8593
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 5218 transition count 8593
Performed 365 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 365 Pre rules applied. Total rules applied 10 place count 5218 transition count 8228
Deduced a syphon composed of 365 places in 6 ms
Reduce places removed 365 places and 0 transitions.
Iterating global reduction 2 with 730 rules applied. Total rules applied 740 place count 4853 transition count 8228
Discarding 10 places :
Symmetric choice reduction at 2 with 10 rule applications. Total rules 750 place count 4843 transition count 8182
Iterating global reduction 2 with 10 rules applied. Total rules applied 760 place count 4843 transition count 8182
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 760 place count 4843 transition count 8179
Deduced a syphon composed of 3 places in 5 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 766 place count 4840 transition count 8179
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 770 place count 4836 transition count 8151
Iterating global reduction 2 with 4 rules applied. Total rules applied 774 place count 4836 transition count 8151
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: 30
Deduced a syphon composed of 30 places in 5 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 2 with 60 rules applied. Total rules applied 834 place count 4806 transition count 8121
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 839 place count 4801 transition count 8116
Iterating global reduction 2 with 5 rules applied. Total rules applied 844 place count 4801 transition count 8116
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 844 place count 4801 transition count 8111
Deduced a syphon composed of 5 places in 4 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 854 place count 4796 transition count 8111
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 859 place count 4791 transition count 8076
Iterating global reduction 2 with 5 rules applied. Total rules applied 864 place count 4791 transition count 8076
Applied a total of 864 rules in 2828 ms. Remains 4791 /5223 variables (removed 432) and now considering 8076/8598 (removed 522) transitions.
[2023-03-24 05:36:33] [INFO ] Flow matrix only has 7476 transitions (discarded 600 similar events)
// Phase 1: matrix 7476 rows 4791 cols
[2023-03-24 05:36:33] [INFO ] Computed 1041 place invariants in 191 ms
[2023-03-24 05:36:37] [INFO ] Implicit Places using invariants in 3891 ms returned []
[2023-03-24 05:36:37] [INFO ] Flow matrix only has 7476 transitions (discarded 600 similar events)
[2023-03-24 05:36:37] [INFO ] Invariant cache hit.
[2023-03-24 05:36:43] [INFO ] Implicit Places using invariants and state equation in 5761 ms returned []
Implicit Place search using SMT with State Equation took 9672 ms to find 0 implicit places.
[2023-03-24 05:36:43] [INFO ] Redundant transitions in 685 ms returned []
[2023-03-24 05:36:43] [INFO ] Flow matrix only has 7476 transitions (discarded 600 similar events)
[2023-03-24 05:36:43] [INFO ] Invariant cache hit.
[2023-03-24 05:36:49] [INFO ] Dead Transitions using invariants and state equation in 5442 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 4791/5223 places, 8076/8598 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 18633 ms. Remains : 4791/5223 places, 8076/8598 transitions.
Stuttering acceptance computed with spot in 104 ms :[p0, p0, (AND p1 p0)]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(OR p1 p0), acceptance={} source=0 dest: 1}], [{ cond=(AND p1 (NOT p0)), acceptance={0} source=1 dest: 1}, { cond=p0, acceptance={0, 1} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 2}], [{ cond=(AND p1 (NOT p0)), acceptance={0} source=2 dest: 1}, { cond=(AND p1 p0), acceptance={0, 1} source=2 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={1} source=2 dest: 2}]], initial=0, aps=[p1:(AND (GEQ s554 1) (GEQ s658 1)), p0:(AND (GEQ s2166 1) (GEQ s3758 1))], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, complete, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 1973 reset in 1234 ms.
Product exploration explored 100000 steps with 1973 reset in 1213 ms.
Computed a total of 2192 stabilizing places and 2900 stable transitions
Computed a total of 2192 stabilizing places and 2900 stable transitions
Detected a total of 2192/4791 stabilizing places and 2900/8076 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 p0)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) p0)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X (NOT p0))]
Knowledge based reduction with 8 factoid took 417 ms. Reduced automaton from 3 states, 9 edges and 2 AP (stutter insensitive) to 3 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 108 ms :[p0, p0, (AND p1 p0)]
Incomplete random walk after 10000 steps, including 196 resets, run finished after 218 ms. (steps per millisecond=45 ) properties (out of 6) seen :4
Incomplete Best-First random walk after 10000 steps, including 28 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 28 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-24 05:36:52] [INFO ] Flow matrix only has 7476 transitions (discarded 600 similar events)
[2023-03-24 05:36:52] [INFO ] Invariant cache hit.
[2023-03-24 05:36:53] [INFO ] [Real]Absence check using 49 positive place invariants in 66 ms returned sat
[2023-03-24 05:36:53] [INFO ] [Real]Absence check using 49 positive and 992 generalized place invariants in 290 ms returned sat
[2023-03-24 05:36:59] [INFO ] After 6312ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:1
[2023-03-24 05:36:59] [INFO ] [Nat]Absence check using 49 positive place invariants in 67 ms returned sat
[2023-03-24 05:36:59] [INFO ] [Nat]Absence check using 49 positive and 992 generalized place invariants in 291 ms returned sat
[2023-03-24 05:37:05] [INFO ] After 5639ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :1
[2023-03-24 05:37:05] [INFO ] State equation strengthened by 2902 read => feed constraints.
[2023-03-24 05:37:05] [INFO ] After 217ms SMT Verify possible using 2902 Read/Feed constraints in natural domain returned unsat :2 sat :0
[2023-03-24 05:37:05] [INFO ] After 6792ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :0
Fused 2 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 p0)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) p0)))), (F (OR (G p0) (G (NOT p0)))), (G (NOT (AND p1 p0))), (G (NOT (AND p1 (NOT p0))))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X (NOT p0)), (F (NOT (AND (NOT p1) (NOT p0)))), (F (AND (NOT p1) p0)), (F (OR p1 p0)), (F p0)]
Knowledge based reduction with 10 factoid took 617 ms. Reduced automaton from 3 states, 9 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[p0, p0]
Stuttering acceptance computed with spot in 68 ms :[p0, p0]
Support contains 4 out of 4791 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 4791/4791 places, 8076/8076 transitions.
Applied a total of 0 rules in 519 ms. Remains 4791 /4791 variables (removed 0) and now considering 8076/8076 (removed 0) transitions.
[2023-03-24 05:37:07] [INFO ] Flow matrix only has 7476 transitions (discarded 600 similar events)
[2023-03-24 05:37:07] [INFO ] Invariant cache hit.
[2023-03-24 05:37:12] [INFO ] Implicit Places using invariants in 5775 ms returned []
[2023-03-24 05:37:12] [INFO ] Flow matrix only has 7476 transitions (discarded 600 similar events)
[2023-03-24 05:37:12] [INFO ] Invariant cache hit.
[2023-03-24 05:37:18] [INFO ] Implicit Places using invariants and state equation in 5858 ms returned []
Implicit Place search using SMT with State Equation took 11635 ms to find 0 implicit places.
[2023-03-24 05:37:19] [INFO ] Redundant transitions in 687 ms returned []
[2023-03-24 05:37:19] [INFO ] Flow matrix only has 7476 transitions (discarded 600 similar events)
[2023-03-24 05:37:19] [INFO ] Invariant cache hit.
[2023-03-24 05:37:24] [INFO ] Dead Transitions using invariants and state equation in 5505 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 18356 ms. Remains : 4791/4791 places, 8076/8076 transitions.
Computed a total of 2192 stabilizing places and 2900 stable transitions
Computed a total of 2192 stabilizing places and 2900 stable transitions
Detected a total of 2192/4791 stabilizing places and 2900/8076 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p1)), (X (X (NOT p1))), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X p0), (X (NOT p0))]
Knowledge based reduction with 5 factoid took 240 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 93 ms :[p0, p0]
Incomplete random walk after 10000 steps, including 197 resets, run finished after 123 ms. (steps per millisecond=81 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10000 steps, including 28 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-24 05:37:25] [INFO ] Flow matrix only has 7476 transitions (discarded 600 similar events)
[2023-03-24 05:37:25] [INFO ] Invariant cache hit.
[2023-03-24 05:37:26] [INFO ] [Real]Absence check using 49 positive place invariants in 71 ms returned sat
[2023-03-24 05:37:26] [INFO ] [Real]Absence check using 49 positive and 992 generalized place invariants in 305 ms returned sat
[2023-03-24 05:37:30] [INFO ] After 5307ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:37:31] [INFO ] [Nat]Absence check using 49 positive place invariants in 67 ms returned sat
[2023-03-24 05:37:31] [INFO ] [Nat]Absence check using 49 positive and 992 generalized place invariants in 290 ms returned sat
[2023-03-24 05:37:36] [INFO ] After 4579ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:37:36] [INFO ] State equation strengthened by 2902 read => feed constraints.
[2023-03-24 05:37:36] [INFO ] After 185ms SMT Verify possible using 2902 Read/Feed constraints in natural domain returned unsat :1 sat :0
[2023-03-24 05:37:36] [INFO ] After 5675ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p1)), (X (X (NOT p1))), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0)))), (G (NOT p1))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (F p0)]
Knowledge based reduction with 6 factoid took 276 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 71 ms :[p0, p0]
Stuttering acceptance computed with spot in 73 ms :[p0, p0]
Stuttering acceptance computed with spot in 71 ms :[p0, p0]
Product exploration explored 100000 steps with 2105 reset in 1185 ms.
Product exploration explored 100000 steps with 2106 reset in 1231 ms.
Support contains 2 out of 4791 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 4791/4791 places, 8076/8076 transitions.
Applied a total of 0 rules in 532 ms. Remains 4791 /4791 variables (removed 0) and now considering 8076/8076 (removed 0) transitions.
[2023-03-24 05:37:39] [INFO ] Flow matrix only has 7476 transitions (discarded 600 similar events)
[2023-03-24 05:37:39] [INFO ] Invariant cache hit.
[2023-03-24 05:37:45] [INFO ] Implicit Places using invariants in 5783 ms returned []
[2023-03-24 05:37:45] [INFO ] Flow matrix only has 7476 transitions (discarded 600 similar events)
[2023-03-24 05:37:45] [INFO ] Invariant cache hit.
[2023-03-24 05:37:51] [INFO ] Implicit Places using invariants and state equation in 5642 ms returned []
Implicit Place search using SMT with State Equation took 11427 ms to find 0 implicit places.
[2023-03-24 05:37:52] [INFO ] Redundant transitions in 682 ms returned []
[2023-03-24 05:37:52] [INFO ] Flow matrix only has 7476 transitions (discarded 600 similar events)
[2023-03-24 05:37:52] [INFO ] Invariant cache hit.
[2023-03-24 05:37:57] [INFO ] Dead Transitions using invariants and state equation in 5458 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 18104 ms. Remains : 4791/4791 places, 8076/8076 transitions.
Treatment of property MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-09 finished in 87149 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X(F(p1))))'
Support contains 6 out of 5223 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5223/5223 places, 8598/8598 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 5209 transition count 8554
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 5209 transition count 8554
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 37 place count 5200 transition count 8521
Iterating global reduction 0 with 9 rules applied. Total rules applied 46 place count 5200 transition count 8521
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 51 place count 5195 transition count 8486
Iterating global reduction 0 with 5 rules applied. Total rules applied 56 place count 5195 transition count 8486
Applied a total of 56 rules in 1720 ms. Remains 5195 /5223 variables (removed 28) and now considering 8486/8598 (removed 112) transitions.
[2023-03-24 05:37:59] [INFO ] Flow matrix only has 7886 transitions (discarded 600 similar events)
// Phase 1: matrix 7886 rows 5195 cols
[2023-03-24 05:37:59] [INFO ] Computed 1041 place invariants in 174 ms
[2023-03-24 05:38:04] [INFO ] Implicit Places using invariants in 5297 ms returned []
[2023-03-24 05:38:04] [INFO ] Flow matrix only has 7886 transitions (discarded 600 similar events)
[2023-03-24 05:38:04] [INFO ] Invariant cache hit.
[2023-03-24 05:38:08] [INFO ] Implicit Places using invariants and state equation in 3711 ms returned []
Implicit Place search using SMT with State Equation took 9010 ms to find 0 implicit places.
[2023-03-24 05:38:08] [INFO ] Flow matrix only has 7886 transitions (discarded 600 similar events)
[2023-03-24 05:38:08] [INFO ] Invariant cache hit.
[2023-03-24 05:38:13] [INFO ] Dead Transitions using invariants and state equation in 4987 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 5195/5223 places, 8486/8598 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 15720 ms. Remains : 5195/5223 places, 8486/8598 transitions.
Stuttering acceptance computed with spot in 117 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={} source=2 dest: 2}]], initial=0, aps=[p0:(OR (LT s3103 1) (LT s5126 1)), p1:(OR (LT s2 1) (LT s3199 1) (LT s3341 1) (LT s3342 1))], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 4510 ms.
Product exploration explored 100000 steps with 50000 reset in 4536 ms.
Computed a total of 2571 stabilizing places and 3285 stable transitions
Computed a total of 2571 stabilizing places and 3285 stable transitions
Detected a total of 2571/5195 stabilizing places and 3285/8486 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p0 p1), (X p1), (X p0), (X (X p1)), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p1)
Knowledge based reduction with 6 factoid took 109 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-11 finished in 25052 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0 U p1) U (!p2&&X(p2)))))'
Support contains 5 out of 5223 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5223/5223 places, 8598/8598 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 5211 transition count 8556
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 5211 transition count 8556
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 31 place count 5204 transition count 8531
Iterating global reduction 0 with 7 rules applied. Total rules applied 38 place count 5204 transition count 8531
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 42 place count 5200 transition count 8503
Iterating global reduction 0 with 4 rules applied. Total rules applied 46 place count 5200 transition count 8503
Applied a total of 46 rules in 1709 ms. Remains 5200 /5223 variables (removed 23) and now considering 8503/8598 (removed 95) transitions.
[2023-03-24 05:38:24] [INFO ] Flow matrix only has 7903 transitions (discarded 600 similar events)
// Phase 1: matrix 7903 rows 5200 cols
[2023-03-24 05:38:24] [INFO ] Computed 1041 place invariants in 172 ms
[2023-03-24 05:38:28] [INFO ] Implicit Places using invariants in 4029 ms returned []
[2023-03-24 05:38:28] [INFO ] Flow matrix only has 7903 transitions (discarded 600 similar events)
[2023-03-24 05:38:28] [INFO ] Invariant cache hit.
[2023-03-24 05:38:33] [INFO ] Implicit Places using invariants and state equation in 5279 ms returned []
Implicit Place search using SMT with State Equation took 9315 ms to find 0 implicit places.
[2023-03-24 05:38:33] [INFO ] Flow matrix only has 7903 transitions (discarded 600 similar events)
[2023-03-24 05:38:33] [INFO ] Invariant cache hit.
[2023-03-24 05:38:39] [INFO ] Dead Transitions using invariants and state equation in 5553 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 5200/5223 places, 8503/8598 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 16579 ms. Remains : 5200/5223 places, 8503/8598 transitions.
Stuttering acceptance computed with spot in 237 ms :[true, true, true, (NOT p2), (NOT p1), (NOT p2), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(OR (AND p2 p1) (AND p2 p0)), acceptance={} source=1 dest: 1}, { cond=(AND p2 (NOT p1) (NOT p0)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={} source=1 dest: 3}, { cond=(AND p2 (NOT p1) p0), acceptance={} source=1 dest: 4}, { cond=(OR (AND (NOT p2) p1) (AND (NOT p2) p0)), acceptance={} source=1 dest: 5}, { cond=(AND (NOT p2) (NOT p1) p0), acceptance={} source=1 dest: 6}], [{ cond=true, acceptance={} source=2 dest: 2}], [{ cond=(NOT p2), acceptance={} source=3 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=4 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={} source=4 dest: 4}], [{ cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={} source=5 dest: 3}, { cond=(OR (AND (NOT p2) p1) (AND (NOT p2) p0)), acceptance={} source=5 dest: 5}, { cond=(AND (NOT p2) (NOT p1) p0), acceptance={} source=5 dest: 6}], [{ cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={} source=6 dest: 2}, { cond=(AND (NOT p2) (NOT p1) p0), acceptance={} source=6 dest: 4}]], initial=0, aps=[p2:(AND (GEQ s2007 1) (GEQ s2043 1)), p1:(OR (AND (GEQ s2007 1) (GEQ s2043 1)) (AND (GEQ s2871 1) (GEQ s5104 1))), p0:(GEQ s2324 1)], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-12 finished in 16854 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 5 out of 5223 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5223/5223 places, 8598/8598 transitions.
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 5223 transition count 8593
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 5218 transition count 8593
Performed 365 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 365 Pre rules applied. Total rules applied 10 place count 5218 transition count 8228
Deduced a syphon composed of 365 places in 5 ms
Reduce places removed 365 places and 0 transitions.
Iterating global reduction 2 with 730 rules applied. Total rules applied 740 place count 4853 transition count 8228
Discarding 10 places :
Symmetric choice reduction at 2 with 10 rule applications. Total rules 750 place count 4843 transition count 8182
Iterating global reduction 2 with 10 rules applied. Total rules applied 760 place count 4843 transition count 8182
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 760 place count 4843 transition count 8179
Deduced a syphon composed of 3 places in 7 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 766 place count 4840 transition count 8179
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 770 place count 4836 transition count 8151
Iterating global reduction 2 with 4 rules applied. Total rules applied 774 place count 4836 transition count 8151
Performed 28 Post agglomeration using F-continuation condition.Transition count delta: 28
Deduced a syphon composed of 28 places in 5 ms
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 2 with 56 rules applied. Total rules applied 830 place count 4808 transition count 8123
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 835 place count 4803 transition count 8118
Iterating global reduction 2 with 5 rules applied. Total rules applied 840 place count 4803 transition count 8118
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 840 place count 4803 transition count 8113
Deduced a syphon composed of 5 places in 5 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 850 place count 4798 transition count 8113
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 855 place count 4793 transition count 8078
Iterating global reduction 2 with 5 rules applied. Total rules applied 860 place count 4793 transition count 8078
Applied a total of 860 rules in 2865 ms. Remains 4793 /5223 variables (removed 430) and now considering 8078/8598 (removed 520) transitions.
[2023-03-24 05:38:42] [INFO ] Flow matrix only has 7478 transitions (discarded 600 similar events)
// Phase 1: matrix 7478 rows 4793 cols
[2023-03-24 05:38:42] [INFO ] Computed 1041 place invariants in 181 ms
[2023-03-24 05:38:47] [INFO ] Implicit Places using invariants in 4995 ms returned []
[2023-03-24 05:38:47] [INFO ] Flow matrix only has 7478 transitions (discarded 600 similar events)
[2023-03-24 05:38:47] [INFO ] Invariant cache hit.
[2023-03-24 05:38:52] [INFO ] Implicit Places using invariants and state equation in 4720 ms returned []
Implicit Place search using SMT with State Equation took 9716 ms to find 0 implicit places.
[2023-03-24 05:38:52] [INFO ] Redundant transitions in 682 ms returned []
[2023-03-24 05:38:52] [INFO ] Flow matrix only has 7478 transitions (discarded 600 similar events)
[2023-03-24 05:38:52] [INFO ] Invariant cache hit.
[2023-03-24 05:38:58] [INFO ] Dead Transitions using invariants and state equation in 5097 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 4793/5223 places, 8078/8598 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 18366 ms. Remains : 4793/5223 places, 8078/8598 transitions.
Stuttering acceptance computed with spot in 112 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (GEQ s2525 1) (GEQ s2756 1) (GEQ s2759 1)), p1:(AND (GEQ s1959 1) (GEQ s2524 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 49 steps with 0 reset in 2 ms.
FORMULA MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-13 finished in 18511 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p1)&&p0)))'
Support contains 4 out of 5223 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5223/5223 places, 8598/8598 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 5208 transition count 8547
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 5208 transition count 8547
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 39 place count 5199 transition count 8514
Iterating global reduction 0 with 9 rules applied. Total rules applied 48 place count 5199 transition count 8514
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 53 place count 5194 transition count 8479
Iterating global reduction 0 with 5 rules applied. Total rules applied 58 place count 5194 transition count 8479
Applied a total of 58 rules in 1693 ms. Remains 5194 /5223 variables (removed 29) and now considering 8479/8598 (removed 119) transitions.
[2023-03-24 05:38:59] [INFO ] Flow matrix only has 7879 transitions (discarded 600 similar events)
// Phase 1: matrix 7879 rows 5194 cols
[2023-03-24 05:39:00] [INFO ] Computed 1041 place invariants in 173 ms
[2023-03-24 05:39:05] [INFO ] Implicit Places using invariants in 5401 ms returned []
[2023-03-24 05:39:05] [INFO ] Flow matrix only has 7879 transitions (discarded 600 similar events)
[2023-03-24 05:39:05] [INFO ] Invariant cache hit.
[2023-03-24 05:39:09] [INFO ] Implicit Places using invariants and state equation in 3858 ms returned []
Implicit Place search using SMT with State Equation took 9261 ms to find 0 implicit places.
[2023-03-24 05:39:09] [INFO ] Flow matrix only has 7879 transitions (discarded 600 similar events)
[2023-03-24 05:39:09] [INFO ] Invariant cache hit.
[2023-03-24 05:39:14] [INFO ] Dead Transitions using invariants and state equation in 5191 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 5194/5223 places, 8479/8598 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 16145 ms. Remains : 5194/5223 places, 8479/8598 transitions.
Stuttering acceptance computed with spot in 132 ms :[true, (OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=p1, acceptance={} source=2 dest: 2}], [{ cond=(OR (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND p0 p1), acceptance={} source=3 dest: 2}]], initial=1, aps=[p1:(OR (LT s822 1) (LT s2561 1)), p0:(AND (GEQ s768 1) (GEQ s2664 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-14 finished in 16309 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X((p1||G(F(p2))))||p0))))'
Support contains 7 out of 5223 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5223/5223 places, 8598/8598 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 5209 transition count 8554
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 5209 transition count 8554
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 37 place count 5200 transition count 8521
Iterating global reduction 0 with 9 rules applied. Total rules applied 46 place count 5200 transition count 8521
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 51 place count 5195 transition count 8486
Iterating global reduction 0 with 5 rules applied. Total rules applied 56 place count 5195 transition count 8486
Applied a total of 56 rules in 1684 ms. Remains 5195 /5223 variables (removed 28) and now considering 8486/8598 (removed 112) transitions.
[2023-03-24 05:39:16] [INFO ] Flow matrix only has 7886 transitions (discarded 600 similar events)
// Phase 1: matrix 7886 rows 5195 cols
[2023-03-24 05:39:16] [INFO ] Computed 1041 place invariants in 184 ms
[2023-03-24 05:39:20] [INFO ] Implicit Places using invariants in 4026 ms returned []
[2023-03-24 05:39:20] [INFO ] Flow matrix only has 7886 transitions (discarded 600 similar events)
[2023-03-24 05:39:20] [INFO ] Invariant cache hit.
[2023-03-24 05:39:23] [INFO ] Implicit Places using invariants and state equation in 3731 ms returned []
Implicit Place search using SMT with State Equation took 7761 ms to find 0 implicit places.
[2023-03-24 05:39:23] [INFO ] Flow matrix only has 7886 transitions (discarded 600 similar events)
[2023-03-24 05:39:23] [INFO ] Invariant cache hit.
[2023-03-24 05:39:28] [INFO ] Dead Transitions using invariants and state equation in 5038 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 5195/5223 places, 8486/8598 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 14486 ms. Remains : 5195/5223 places, 8486/8598 transitions.
Stuttering acceptance computed with spot in 190 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (NOT p2)]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=2 dest: 3}, { cond=(NOT p1), acceptance={} source=2 dest: 4}], [{ cond=(NOT p2), acceptance={0} source=3 dest: 3}], [{ cond=(NOT p2), acceptance={} source=4 dest: 3}, { cond=true, acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(OR (AND (GEQ s2694 1) (GEQ s4964 1)) (AND (GEQ s1224 1) (GEQ s1227 1) (GEQ s3600 1))), p1:(AND (GEQ s1224 1) (GEQ s1227 1) (GEQ s3600 1)), p2:(OR (LT ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 1389 reset in 951 ms.
Product exploration explored 100000 steps with 1388 reset in 986 ms.
Computed a total of 2571 stabilizing places and 3285 stable transitions
Computed a total of 2571 stabilizing places and 3285 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X (NOT p0)), true, (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 6 factoid took 260 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 61 ms :[(NOT p2), (NOT p2)]
Incomplete random walk after 10000 steps, including 138 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 23391 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23391 steps, saw 11133 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-24 05:39:34] [INFO ] Flow matrix only has 7886 transitions (discarded 600 similar events)
[2023-03-24 05:39:34] [INFO ] Invariant cache hit.
[2023-03-24 05:39:35] [INFO ] [Real]Absence check using 47 positive place invariants in 43 ms returned sat
[2023-03-24 05:39:35] [INFO ] [Real]Absence check using 47 positive and 994 generalized place invariants in 344 ms returned sat
[2023-03-24 05:39:35] [INFO ] After 959ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:39:36] [INFO ] [Nat]Absence check using 47 positive place invariants in 41 ms returned sat
[2023-03-24 05:39:36] [INFO ] [Nat]Absence check using 47 positive and 994 generalized place invariants in 360 ms returned sat
[2023-03-24 05:39:42] [INFO ] After 5541ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:39:42] [INFO ] State equation strengthened by 2908 read => feed constraints.
[2023-03-24 05:39:44] [INFO ] After 2099ms SMT Verify possible using 2908 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 05:39:49] [INFO ] Deduced a trap composed of 1015 places in 5504 ms of which 6 ms to minimize.
[2023-03-24 05:39:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 5991 ms
[2023-03-24 05:39:50] [INFO ] After 8258ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 249 ms.
[2023-03-24 05:39:50] [INFO ] After 15049ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 2 out of 5195 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5195/5195 places, 8486/8486 transitions.
Performed 378 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 378 Pre rules applied. Total rules applied 0 place count 5195 transition count 8108
Deduced a syphon composed of 378 places in 5 ms
Reduce places removed 378 places and 0 transitions.
Iterating global reduction 0 with 756 rules applied. Total rules applied 756 place count 4817 transition count 8108
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 757 place count 4816 transition count 8101
Iterating global reduction 0 with 1 rules applied. Total rules applied 758 place count 4816 transition count 8101
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 5 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 0 with 50 rules applied. Total rules applied 808 place count 4791 transition count 8076
Free-agglomeration rule (complex) applied 335 times.
Iterating global reduction 0 with 335 rules applied. Total rules applied 1143 place count 4791 transition count 11041
Reduce places removed 335 places and 0 transitions.
Iterating post reduction 0 with 335 rules applied. Total rules applied 1478 place count 4456 transition count 11041
Applied a total of 1478 rules in 2238 ms. Remains 4456 /5195 variables (removed 739) and now considering 11041/8486 (removed -2555) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2239 ms. Remains : 4456/5195 places, 11041/8486 transitions.
Incomplete random walk after 10000 steps, including 230 resets, run finished after 444 ms. (steps per millisecond=22 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 22207 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22207 steps, saw 10209 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-24 05:39:56] [INFO ] Flow matrix only has 10156 transitions (discarded 885 similar events)
// Phase 1: matrix 10156 rows 4456 cols
[2023-03-24 05:39:56] [INFO ] Computed 1041 place invariants in 233 ms
[2023-03-24 05:39:57] [INFO ] [Real]Absence check using 49 positive place invariants in 71 ms returned sat
[2023-03-24 05:39:57] [INFO ] [Real]Absence check using 49 positive and 992 generalized place invariants in 276 ms returned sat
[2023-03-24 05:40:02] [INFO ] After 5475ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:40:02] [INFO ] [Nat]Absence check using 49 positive place invariants in 75 ms returned sat
[2023-03-24 05:40:02] [INFO ] [Nat]Absence check using 49 positive and 992 generalized place invariants in 277 ms returned sat
[2023-03-24 05:40:07] [INFO ] After 4809ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:40:07] [INFO ] State equation strengthened by 6202 read => feed constraints.
[2023-03-24 05:40:12] [INFO ] After 4193ms SMT Verify possible using 6202 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 05:40:12] [INFO ] After 4674ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 317 ms.
[2023-03-24 05:40:12] [INFO ] After 10708ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 4456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4456/4456 places, 11041/11041 transitions.
Applied a total of 0 rules in 612 ms. Remains 4456 /4456 variables (removed 0) and now considering 11041/11041 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 613 ms. Remains : 4456/4456 places, 11041/11041 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4456/4456 places, 11041/11041 transitions.
Applied a total of 0 rules in 597 ms. Remains 4456 /4456 variables (removed 0) and now considering 11041/11041 (removed 0) transitions.
[2023-03-24 05:40:14] [INFO ] Flow matrix only has 10156 transitions (discarded 885 similar events)
[2023-03-24 05:40:14] [INFO ] Invariant cache hit.
[2023-03-24 05:40:18] [INFO ] Implicit Places using invariants in 4205 ms returned []
Implicit Place search using SMT only with invariants took 4206 ms to find 0 implicit places.
[2023-03-24 05:40:18] [INFO ] Flow matrix only has 10156 transitions (discarded 885 similar events)
[2023-03-24 05:40:18] [INFO ] Invariant cache hit.
[2023-03-24 05:40:24] [INFO ] Dead Transitions using invariants and state equation in 6240 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11046 ms. Remains : 4456/4456 places, 11041/11041 transitions.
Graph (trivial) has 3378 edges and 4456 vertex of which 25 / 4456 are part of one of the 1 SCC in 1 ms
Free SCC test removed 24 places
Drop transitions removed 643 transitions
Ensure Unique test removed 842 transitions
Reduce isomorphic transitions removed 1485 transitions.
Graph (complete) has 35966 edges and 4432 vertex of which 4411 are kept as prefixes of interest. Removing 21 places using SCC suffix rule.4 ms
Discarding 21 places :
Also discarding 0 output transitions
Ensure Unique test removed 385 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t3685.t4028 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 241 transitions
Trivial Post-agglo rules discarded 241 transitions
Performed 241 trivial Post agglomeration. Transition count delta: 241
Iterating post reduction 0 with 243 rules applied. Total rules applied 245 place count 4025 transition count 9313
Ensure Unique test removed 1 places
Reduce places removed 242 places and 0 transitions.
Drop transitions removed 1 transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 241 transitions.
Drop transitions removed 240 transitions
Trivial Post-agglo rules discarded 240 transitions
Performed 240 trivial Post agglomeration. Transition count delta: 240
Iterating post reduction 1 with 723 rules applied. Total rules applied 968 place count 3783 transition count 8832
Ensure Unique test removed 1 places
Reduce places removed 241 places and 0 transitions.
Drop transitions removed 40 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 240 transitions.
Drop transitions removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 2 with 681 rules applied. Total rules applied 1649 place count 3542 transition count 8392
Ensure Unique test removed 40 places
Reduce places removed 240 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 198 transitions
Reduce isomorphic transitions removed 200 transitions.
Drop transitions removed 198 transitions
Trivial Post-agglo rules discarded 198 transitions
Performed 198 trivial Post agglomeration. Transition count delta: 198
Iterating post reduction 3 with 638 rules applied. Total rules applied 2287 place count 3302 transition count 7994
Ensure Unique test removed 2 places
Reduce places removed 200 places and 0 transitions.
Drop transitions removed 36 transitions
Ensure Unique test removed 162 transitions
Reduce isomorphic transitions removed 198 transitions.
Drop transitions removed 162 transitions
Trivial Post-agglo rules discarded 162 transitions
Performed 162 trivial Post agglomeration. Transition count delta: 162
Iterating post reduction 4 with 560 rules applied. Total rules applied 2847 place count 3102 transition count 7634
Ensure Unique test removed 36 places
Reduce places removed 198 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 160 transitions
Reduce isomorphic transitions removed 162 transitions.
Drop transitions removed 160 transitions
Trivial Post-agglo rules discarded 160 transitions
Performed 160 trivial Post agglomeration. Transition count delta: 160
Iterating post reduction 5 with 520 rules applied. Total rules applied 3367 place count 2904 transition count 7312
Ensure Unique test removed 2 places
Reduce places removed 162 places and 0 transitions.
Drop transitions removed 32 transitions
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 160 transitions.
Drop transitions removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 6 with 450 rules applied. Total rules applied 3817 place count 2742 transition count 7024
Ensure Unique test removed 32 places
Reduce places removed 160 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions removed 125 transitions
Trivial Post-agglo rules discarded 125 transitions
Performed 125 trivial Post agglomeration. Transition count delta: 125
Iterating post reduction 7 with 413 rules applied. Total rules applied 4230 place count 2582 transition count 6771
Ensure Unique test removed 2 places
Reduce places removed 127 places and 0 transitions.
Drop transitions removed 27 transitions
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 125 transitions.
Drop transitions removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 8 with 350 rules applied. Total rules applied 4580 place count 2455 transition count 6548
Ensure Unique test removed 27 places
Reduce places removed 125 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 98 transitions.
Drop transitions removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 9 with 319 rules applied. Total rules applied 4899 place count 2330 transition count 6354
Ensure Unique test removed 2 places
Reduce places removed 98 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 10 with 266 rules applied. Total rules applied 5165 place count 2232 transition count 6186
Ensure Unique test removed 24 places
Reduce places removed 96 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 72 transitions.
Drop transitions removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 11 with 238 rules applied. Total rules applied 5403 place count 2136 transition count 6044
Ensure Unique test removed 2 places
Reduce places removed 72 places and 0 transitions.
Drop transitions removed 20 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 70 transitions.
Drop transitions removed 50 transitions
Trivial Post-agglo rules discarded 50 transitions
Performed 50 trivial Post agglomeration. Transition count delta: 50
Iterating post reduction 12 with 192 rules applied. Total rules applied 5595 place count 2064 transition count 5924
Ensure Unique test removed 20 places
Reduce places removed 70 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 50 transitions.
Drop transitions removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 13 with 168 rules applied. Total rules applied 5763 place count 1994 transition count 5826
Ensure Unique test removed 2 places
Reduce places removed 50 places and 0 transitions.
Drop transitions removed 16 transitions
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 14 with 130 rules applied. Total rules applied 5893 place count 1944 transition count 5746
Ensure Unique test removed 16 places
Reduce places removed 48 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 15 with 110 rules applied. Total rules applied 6003 place count 1896 transition count 5684
Ensure Unique test removed 2 places
Reduce places removed 32 places and 0 transitions.
Drop transitions removed 12 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 16 with 80 rules applied. Total rules applied 6083 place count 1864 transition count 5636
Ensure Unique test removed 12 places
Reduce places removed 30 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 17 with 64 rules applied. Total rules applied 6147 place count 1834 transition count 5602
Ensure Unique test removed 2 places
Reduce places removed 18 places and 0 transitions.
Drop transitions removed 8 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 18 with 42 rules applied. Total rules applied 6189 place count 1816 transition count 5578
Ensure Unique test removed 8 places
Reduce places removed 16 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 19 with 30 rules applied. Total rules applied 6219 place count 1800 transition count 5564
Ensure Unique test removed 2 places
Reduce places removed 8 places and 0 transitions.
Drop transitions removed 4 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 20 with 16 rules applied. Total rules applied 6235 place count 1792 transition count 5556
Ensure Unique test removed 4 places
Reduce places removed 6 places and 0 transitions.
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 21 with 9 rules applied. Total rules applied 6244 place count 1786 transition count 5553
Ensure Unique test removed 2 places
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 22 with 4 rules applied. Total rules applied 6248 place count 1783 transition count 5552
Performed 350 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 350 Pre rules applied. Total rules applied 6248 place count 1783 transition count 5202
Deduced a syphon composed of 350 places in 1 ms
Ensure Unique test removed 350 places
Reduce places removed 700 places and 0 transitions.
Iterating global reduction 23 with 1050 rules applied. Total rules applied 7298 place count 1083 transition count 5202
Discarding 360 places :
Symmetric choice reduction at 23 with 360 rule applications. Total rules 7658 place count 723 transition count 4842
Iterating global reduction 23 with 360 rules applied. Total rules applied 8018 place count 723 transition count 4842
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 1 Pre rules applied. Total rules applied 8018 place count 723 transition count 4841
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 23 with 2 rules applied. Total rules applied 8020 place count 722 transition count 4841
Discarding 551 places :
Symmetric choice reduction at 23 with 551 rule applications. Total rules 8571 place count 171 transition count 984
Iterating global reduction 23 with 551 rules applied. Total rules applied 9122 place count 171 transition count 984
Ensure Unique test removed 551 transitions
Reduce isomorphic transitions removed 551 transitions.
Iterating post reduction 23 with 551 rules applied. Total rules applied 9673 place count 171 transition count 433
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 0 ms
Ensure Unique test removed 2 places
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 24 with 52 rules applied. Total rules applied 9725 place count 144 transition count 408
Free-agglomeration rule (complex) applied 14 times.
Iterating global reduction 24 with 14 rules applied. Total rules applied 9739 place count 144 transition count 394
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 24 with 14 rules applied. Total rules applied 9753 place count 130 transition count 394
Discarding 22 places :
Symmetric choice reduction at 25 with 22 rule applications. Total rules 9775 place count 108 transition count 240
Ensure Unique test removed 21 places
Iterating global reduction 25 with 43 rules applied. Total rules applied 9818 place count 87 transition count 240
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 25 with 22 rules applied. Total rules applied 9840 place count 87 transition count 218
Discarding 21 places :
Symmetric choice reduction at 26 with 21 rule applications. Total rules 9861 place count 66 transition count 71
Iterating global reduction 26 with 21 rules applied. Total rules applied 9882 place count 66 transition count 71
Discarding 20 places :
Symmetric choice reduction at 26 with 20 rule applications. Total rules 9902 place count 46 transition count 51
Iterating global reduction 26 with 20 rules applied. Total rules applied 9922 place count 46 transition count 51
Applied a total of 9922 rules in 6554 ms. Remains 46 /4456 variables (removed 4410) and now considering 51/11041 (removed 10990) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 51 rows 46 cols
[2023-03-24 05:40:31] [INFO ] Computed 21 place invariants in 1 ms
[2023-03-24 05:40:31] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-24 05:40:31] [INFO ] [Real]Absence check using 6 positive and 15 generalized place invariants in 3 ms returned sat
[2023-03-24 05:40:31] [INFO ] After 42ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:40:31] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-24 05:40:31] [INFO ] [Nat]Absence check using 6 positive and 15 generalized place invariants in 2 ms returned sat
[2023-03-24 05:40:31] [INFO ] After 17ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:40:31] [INFO ] After 20ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 2 ms.
[2023-03-24 05:40:31] [INFO ] After 48ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X (NOT p0)), true, (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 224 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 63 ms :[(NOT p2), (NOT p2)]
Support contains 2 out of 5195 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 5195/5195 places, 8486/8486 transitions.
Performed 378 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 378 Pre rules applied. Total rules applied 0 place count 5195 transition count 8108
Deduced a syphon composed of 378 places in 5 ms
Reduce places removed 378 places and 0 transitions.
Iterating global reduction 0 with 756 rules applied. Total rules applied 756 place count 4817 transition count 8108
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 24
Deduced a syphon composed of 24 places in 4 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 0 with 48 rules applied. Total rules applied 804 place count 4793 transition count 8084
Applied a total of 804 rules in 1090 ms. Remains 4793 /5195 variables (removed 402) and now considering 8084/8486 (removed 402) transitions.
[2023-03-24 05:40:32] [INFO ] Flow matrix only has 7484 transitions (discarded 600 similar events)
// Phase 1: matrix 7484 rows 4793 cols
[2023-03-24 05:40:32] [INFO ] Computed 1041 place invariants in 183 ms
[2023-03-24 05:40:36] [INFO ] Implicit Places using invariants in 3877 ms returned []
[2023-03-24 05:40:36] [INFO ] Flow matrix only has 7484 transitions (discarded 600 similar events)
[2023-03-24 05:40:36] [INFO ] Invariant cache hit.
[2023-03-24 05:40:41] [INFO ] Implicit Places using invariants and state equation in 5342 ms returned [1020]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 9225 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 4792/5195 places, 8084/8486 transitions.
Applied a total of 0 rules in 540 ms. Remains 4792 /4792 variables (removed 0) and now considering 8084/8084 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 10857 ms. Remains : 4792/5195 places, 8084/8486 transitions.
Computed a total of 2192 stabilizing places and 2907 stable transitions
Computed a total of 2192 stabilizing places and 2907 stable transitions
Knowledge obtained : [p2, (X p2), (X (X p2))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 131 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[(NOT p2), (NOT p2)]
Incomplete random walk after 10000 steps, including 197 resets, run finished after 134 ms. (steps per millisecond=74 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 28 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 25366 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25366 steps, saw 11869 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-24 05:40:45] [INFO ] Flow matrix only has 7484 transitions (discarded 600 similar events)
// Phase 1: matrix 7484 rows 4792 cols
[2023-03-24 05:40:46] [INFO ] Computed 1040 place invariants in 191 ms
[2023-03-24 05:40:46] [INFO ] [Real]Absence check using 49 positive place invariants in 71 ms returned sat
[2023-03-24 05:40:46] [INFO ] [Real]Absence check using 49 positive and 991 generalized place invariants in 295 ms returned sat
[2023-03-24 05:40:51] [INFO ] After 5239ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:40:51] [INFO ] [Nat]Absence check using 49 positive place invariants in 72 ms returned sat
[2023-03-24 05:40:52] [INFO ] [Nat]Absence check using 49 positive and 991 generalized place invariants in 292 ms returned sat
[2023-03-24 05:40:56] [INFO ] After 4388ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:40:56] [INFO ] State equation strengthened by 2908 read => feed constraints.
[2023-03-24 05:41:00] [INFO ] After 3432ms SMT Verify possible using 2908 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 05:41:00] [INFO ] After 3800ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 237 ms.
[2023-03-24 05:41:00] [INFO ] After 9350ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 2 out of 4792 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4792/4792 places, 8084/8084 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 4791 transition count 8077
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 4791 transition count 8077
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 4790 transition count 8076
Free-agglomeration rule (complex) applied 335 times.
Iterating global reduction 0 with 335 rules applied. Total rules applied 339 place count 4790 transition count 11041
Reduce places removed 335 places and 0 transitions.
Iterating post reduction 0 with 335 rules applied. Total rules applied 674 place count 4455 transition count 11041
Applied a total of 674 rules in 2101 ms. Remains 4455 /4792 variables (removed 337) and now considering 11041/8084 (removed -2957) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2101 ms. Remains : 4455/4792 places, 11041/8084 transitions.
Incomplete random walk after 10000 steps, including 230 resets, run finished after 431 ms. (steps per millisecond=23 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 22857 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22857 steps, saw 10499 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-24 05:41:06] [INFO ] Flow matrix only has 10156 transitions (discarded 885 similar events)
// Phase 1: matrix 10156 rows 4455 cols
[2023-03-24 05:41:06] [INFO ] Computed 1040 place invariants in 240 ms
[2023-03-24 05:41:06] [INFO ] [Real]Absence check using 49 positive place invariants in 73 ms returned sat
[2023-03-24 05:41:07] [INFO ] [Real]Absence check using 49 positive and 991 generalized place invariants in 273 ms returned sat
[2023-03-24 05:41:12] [INFO ] After 5132ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-24 05:41:12] [INFO ] State equation strengthened by 6202 read => feed constraints.
[2023-03-24 05:41:13] [INFO ] After 1363ms SMT Verify possible using 6202 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:41:13] [INFO ] After 7403ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:41:14] [INFO ] [Nat]Absence check using 49 positive place invariants in 74 ms returned sat
[2023-03-24 05:41:14] [INFO ] [Nat]Absence check using 49 positive and 991 generalized place invariants in 278 ms returned sat
[2023-03-24 05:41:19] [INFO ] After 5217ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:41:23] [INFO ] After 3669ms SMT Verify possible using 6202 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 05:41:29] [INFO ] Deduced a trap composed of 696 places in 5349 ms of which 5 ms to minimize.
[2023-03-24 05:41:35] [INFO ] Deduced a trap composed of 308 places in 5710 ms of which 5 ms to minimize.
[2023-03-24 05:41:35] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 12061 ms
[2023-03-24 05:41:35] [INFO ] After 16008ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 372 ms.
[2023-03-24 05:41:36] [INFO ] After 22443ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 2 out of 4455 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4455/4455 places, 11041/11041 transitions.
Applied a total of 0 rules in 606 ms. Remains 4455 /4455 variables (removed 0) and now considering 11041/11041 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 606 ms. Remains : 4455/4455 places, 11041/11041 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4455/4455 places, 11041/11041 transitions.
Applied a total of 0 rules in 614 ms. Remains 4455 /4455 variables (removed 0) and now considering 11041/11041 (removed 0) transitions.
[2023-03-24 05:41:37] [INFO ] Flow matrix only has 10156 transitions (discarded 885 similar events)
[2023-03-24 05:41:37] [INFO ] Invariant cache hit.
[2023-03-24 05:41:41] [INFO ] Implicit Places using invariants in 4275 ms returned []
Implicit Place search using SMT only with invariants took 4276 ms to find 0 implicit places.
[2023-03-24 05:41:41] [INFO ] Flow matrix only has 10156 transitions (discarded 885 similar events)
[2023-03-24 05:41:41] [INFO ] Invariant cache hit.
[2023-03-24 05:41:48] [INFO ] Dead Transitions using invariants and state equation in 6324 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11221 ms. Remains : 4455/4455 places, 11041/11041 transitions.
Graph (trivial) has 3378 edges and 4455 vertex of which 25 / 4455 are part of one of the 1 SCC in 3 ms
Free SCC test removed 24 places
Drop transitions removed 643 transitions
Ensure Unique test removed 842 transitions
Reduce isomorphic transitions removed 1485 transitions.
Graph (complete) has 35951 edges and 4431 vertex of which 4410 are kept as prefixes of interest. Removing 21 places using SCC suffix rule.4 ms
Discarding 21 places :
Also discarding 0 output transitions
Ensure Unique test removed 385 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t3685.t4028 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 241 transitions
Trivial Post-agglo rules discarded 241 transitions
Performed 241 trivial Post agglomeration. Transition count delta: 241
Iterating post reduction 0 with 243 rules applied. Total rules applied 245 place count 4024 transition count 9313
Ensure Unique test removed 1 places
Reduce places removed 242 places and 0 transitions.
Drop transitions removed 1 transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 241 transitions.
Drop transitions removed 240 transitions
Trivial Post-agglo rules discarded 240 transitions
Performed 240 trivial Post agglomeration. Transition count delta: 240
Iterating post reduction 1 with 723 rules applied. Total rules applied 968 place count 3782 transition count 8832
Ensure Unique test removed 1 places
Reduce places removed 241 places and 0 transitions.
Drop transitions removed 40 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 240 transitions.
Drop transitions removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 2 with 681 rules applied. Total rules applied 1649 place count 3541 transition count 8392
Ensure Unique test removed 40 places
Reduce places removed 240 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 198 transitions
Reduce isomorphic transitions removed 200 transitions.
Drop transitions removed 198 transitions
Trivial Post-agglo rules discarded 198 transitions
Performed 198 trivial Post agglomeration. Transition count delta: 198
Iterating post reduction 3 with 638 rules applied. Total rules applied 2287 place count 3301 transition count 7994
Ensure Unique test removed 2 places
Reduce places removed 200 places and 0 transitions.
Drop transitions removed 36 transitions
Ensure Unique test removed 162 transitions
Reduce isomorphic transitions removed 198 transitions.
Drop transitions removed 162 transitions
Trivial Post-agglo rules discarded 162 transitions
Performed 162 trivial Post agglomeration. Transition count delta: 162
Iterating post reduction 4 with 560 rules applied. Total rules applied 2847 place count 3101 transition count 7634
Ensure Unique test removed 36 places
Reduce places removed 198 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 160 transitions
Reduce isomorphic transitions removed 162 transitions.
Drop transitions removed 160 transitions
Trivial Post-agglo rules discarded 160 transitions
Performed 160 trivial Post agglomeration. Transition count delta: 160
Iterating post reduction 5 with 520 rules applied. Total rules applied 3367 place count 2903 transition count 7312
Ensure Unique test removed 2 places
Reduce places removed 162 places and 0 transitions.
Drop transitions removed 32 transitions
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 160 transitions.
Drop transitions removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 6 with 450 rules applied. Total rules applied 3817 place count 2741 transition count 7024
Ensure Unique test removed 32 places
Reduce places removed 160 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions removed 125 transitions
Trivial Post-agglo rules discarded 125 transitions
Performed 125 trivial Post agglomeration. Transition count delta: 125
Iterating post reduction 7 with 413 rules applied. Total rules applied 4230 place count 2581 transition count 6771
Ensure Unique test removed 2 places
Reduce places removed 127 places and 0 transitions.
Drop transitions removed 27 transitions
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 125 transitions.
Drop transitions removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 8 with 350 rules applied. Total rules applied 4580 place count 2454 transition count 6548
Ensure Unique test removed 27 places
Reduce places removed 125 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 98 transitions.
Drop transitions removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 9 with 319 rules applied. Total rules applied 4899 place count 2329 transition count 6354
Ensure Unique test removed 2 places
Reduce places removed 98 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 10 with 266 rules applied. Total rules applied 5165 place count 2231 transition count 6186
Ensure Unique test removed 24 places
Reduce places removed 96 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 72 transitions.
Drop transitions removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 11 with 238 rules applied. Total rules applied 5403 place count 2135 transition count 6044
Ensure Unique test removed 2 places
Reduce places removed 72 places and 0 transitions.
Drop transitions removed 20 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 70 transitions.
Drop transitions removed 50 transitions
Trivial Post-agglo rules discarded 50 transitions
Performed 50 trivial Post agglomeration. Transition count delta: 50
Iterating post reduction 12 with 192 rules applied. Total rules applied 5595 place count 2063 transition count 5924
Ensure Unique test removed 20 places
Reduce places removed 70 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 50 transitions.
Drop transitions removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 13 with 168 rules applied. Total rules applied 5763 place count 1993 transition count 5826
Ensure Unique test removed 2 places
Reduce places removed 50 places and 0 transitions.
Drop transitions removed 16 transitions
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 14 with 130 rules applied. Total rules applied 5893 place count 1943 transition count 5746
Ensure Unique test removed 16 places
Reduce places removed 48 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 15 with 110 rules applied. Total rules applied 6003 place count 1895 transition count 5684
Ensure Unique test removed 1 places
Reduce places removed 31 places and 0 transitions.
Drop transitions removed 12 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 16 with 79 rules applied. Total rules applied 6082 place count 1864 transition count 5636
Ensure Unique test removed 12 places
Reduce places removed 30 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 17 with 64 rules applied. Total rules applied 6146 place count 1834 transition count 5602
Ensure Unique test removed 2 places
Reduce places removed 18 places and 0 transitions.
Drop transitions removed 8 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 18 with 42 rules applied. Total rules applied 6188 place count 1816 transition count 5578
Ensure Unique test removed 8 places
Reduce places removed 16 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 19 with 30 rules applied. Total rules applied 6218 place count 1800 transition count 5564
Ensure Unique test removed 2 places
Reduce places removed 8 places and 0 transitions.
Drop transitions removed 4 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 20 with 16 rules applied. Total rules applied 6234 place count 1792 transition count 5556
Ensure Unique test removed 4 places
Reduce places removed 6 places and 0 transitions.
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 21 with 9 rules applied. Total rules applied 6243 place count 1786 transition count 5553
Ensure Unique test removed 2 places
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 22 with 4 rules applied. Total rules applied 6247 place count 1783 transition count 5552
Performed 350 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 350 Pre rules applied. Total rules applied 6247 place count 1783 transition count 5202
Deduced a syphon composed of 350 places in 1 ms
Ensure Unique test removed 350 places
Reduce places removed 700 places and 0 transitions.
Iterating global reduction 23 with 1050 rules applied. Total rules applied 7297 place count 1083 transition count 5202
Discarding 360 places :
Symmetric choice reduction at 23 with 360 rule applications. Total rules 7657 place count 723 transition count 4842
Iterating global reduction 23 with 360 rules applied. Total rules applied 8017 place count 723 transition count 4842
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 1 Pre rules applied. Total rules applied 8017 place count 723 transition count 4841
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 23 with 2 rules applied. Total rules applied 8019 place count 722 transition count 4841
Discarding 551 places :
Symmetric choice reduction at 23 with 551 rule applications. Total rules 8570 place count 171 transition count 984
Iterating global reduction 23 with 551 rules applied. Total rules applied 9121 place count 171 transition count 984
Ensure Unique test removed 551 transitions
Reduce isomorphic transitions removed 551 transitions.
Iterating post reduction 23 with 551 rules applied. Total rules applied 9672 place count 171 transition count 433
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 0 ms
Ensure Unique test removed 2 places
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 24 with 52 rules applied. Total rules applied 9724 place count 144 transition count 408
Free-agglomeration rule (complex) applied 14 times.
Iterating global reduction 24 with 14 rules applied. Total rules applied 9738 place count 144 transition count 394
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 24 with 14 rules applied. Total rules applied 9752 place count 130 transition count 394
Discarding 22 places :
Symmetric choice reduction at 25 with 22 rule applications. Total rules 9774 place count 108 transition count 240
Ensure Unique test removed 21 places
Iterating global reduction 25 with 43 rules applied. Total rules applied 9817 place count 87 transition count 240
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 25 with 22 rules applied. Total rules applied 9839 place count 87 transition count 218
Discarding 21 places :
Symmetric choice reduction at 26 with 21 rule applications. Total rules 9860 place count 66 transition count 71
Iterating global reduction 26 with 21 rules applied. Total rules applied 9881 place count 66 transition count 71
Discarding 20 places :
Symmetric choice reduction at 26 with 20 rule applications. Total rules 9901 place count 46 transition count 51
Iterating global reduction 26 with 20 rules applied. Total rules applied 9921 place count 46 transition count 51
Applied a total of 9921 rules in 6547 ms. Remains 46 /4455 variables (removed 4409) and now considering 51/11041 (removed 10990) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 51 rows 46 cols
[2023-03-24 05:41:54] [INFO ] Computed 21 place invariants in 9 ms
[2023-03-24 05:41:54] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-24 05:41:54] [INFO ] [Real]Absence check using 6 positive and 15 generalized place invariants in 6 ms returned sat
[2023-03-24 05:41:54] [INFO ] After 51ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:41:54] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-24 05:41:54] [INFO ] [Nat]Absence check using 6 positive and 15 generalized place invariants in 4 ms returned sat
[2023-03-24 05:41:54] [INFO ] After 14ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:41:54] [INFO ] After 18ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 3 ms.
[2023-03-24 05:41:54] [INFO ] After 60ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p2, (X p2), (X (X p2))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 90 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 61 ms :[(NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 67 ms :[(NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 72 ms :[(NOT p2), (NOT p2)]
Product exploration explored 100000 steps with 1973 reset in 1155 ms.
Product exploration explored 100000 steps with 1974 reset in 1176 ms.
Support contains 2 out of 4792 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 4792/4792 places, 8084/8084 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 4791 transition count 8077
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 4791 transition count 8077
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 4790 transition count 8076
Applied a total of 4 rules in 1325 ms. Remains 4790 /4792 variables (removed 2) and now considering 8076/8084 (removed 8) transitions.
[2023-03-24 05:41:58] [INFO ] Flow matrix only has 7476 transitions (discarded 600 similar events)
// Phase 1: matrix 7476 rows 4790 cols
[2023-03-24 05:41:58] [INFO ] Computed 1040 place invariants in 185 ms
[2023-03-24 05:42:02] [INFO ] Implicit Places using invariants in 3884 ms returned []
[2023-03-24 05:42:02] [INFO ] Flow matrix only has 7476 transitions (discarded 600 similar events)
[2023-03-24 05:42:02] [INFO ] Invariant cache hit.
[2023-03-24 05:42:06] [INFO ] Implicit Places using invariants and state equation in 3684 ms returned []
Implicit Place search using SMT with State Equation took 7568 ms to find 0 implicit places.
[2023-03-24 05:42:07] [INFO ] Redundant transitions in 674 ms returned []
[2023-03-24 05:42:07] [INFO ] Flow matrix only has 7476 transitions (discarded 600 similar events)
[2023-03-24 05:42:07] [INFO ] Invariant cache hit.
[2023-03-24 05:42:11] [INFO ] Dead Transitions using invariants and state equation in 4537 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 4790/4792 places, 8076/8084 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 14110 ms. Remains : 4790/4792 places, 8076/8084 transitions.
Treatment of property MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-15 finished in 177330 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)||X(G(p1))))'
Found a Lengthening insensitive property : MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-02
Stuttering acceptance computed with spot in 119 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 6 out of 5223 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 5223/5223 places, 8598/8598 transitions.
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 5223 transition count 8593
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 5218 transition count 8593
Performed 365 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 365 Pre rules applied. Total rules applied 10 place count 5218 transition count 8228
Deduced a syphon composed of 365 places in 6 ms
Reduce places removed 365 places and 0 transitions.
Iterating global reduction 2 with 730 rules applied. Total rules applied 740 place count 4853 transition count 8228
Discarding 10 places :
Symmetric choice reduction at 2 with 10 rule applications. Total rules 750 place count 4843 transition count 8182
Iterating global reduction 2 with 10 rules applied. Total rules applied 760 place count 4843 transition count 8182
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 760 place count 4843 transition count 8179
Deduced a syphon composed of 3 places in 5 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 766 place count 4840 transition count 8179
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 770 place count 4836 transition count 8151
Iterating global reduction 2 with 4 rules applied. Total rules applied 774 place count 4836 transition count 8151
Performed 28 Post agglomeration using F-continuation condition.Transition count delta: 28
Deduced a syphon composed of 28 places in 5 ms
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 2 with 56 rules applied. Total rules applied 830 place count 4808 transition count 8123
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 835 place count 4803 transition count 8118
Iterating global reduction 2 with 5 rules applied. Total rules applied 840 place count 4803 transition count 8118
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 840 place count 4803 transition count 8113
Deduced a syphon composed of 5 places in 5 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 850 place count 4798 transition count 8113
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 855 place count 4793 transition count 8078
Iterating global reduction 2 with 5 rules applied. Total rules applied 860 place count 4793 transition count 8078
Applied a total of 860 rules in 2691 ms. Remains 4793 /5223 variables (removed 430) and now considering 8078/8598 (removed 520) transitions.
[2023-03-24 05:42:14] [INFO ] Flow matrix only has 7478 transitions (discarded 600 similar events)
// Phase 1: matrix 7478 rows 4793 cols
[2023-03-24 05:42:14] [INFO ] Computed 1041 place invariants in 183 ms
[2023-03-24 05:42:19] [INFO ] Implicit Places using invariants in 5081 ms returned []
[2023-03-24 05:42:19] [INFO ] Flow matrix only has 7478 transitions (discarded 600 similar events)
[2023-03-24 05:42:19] [INFO ] Invariant cache hit.
[2023-03-24 05:42:23] [INFO ] Implicit Places using invariants and state equation in 3812 ms returned []
Implicit Place search using SMT with State Equation took 8895 ms to find 0 implicit places.
[2023-03-24 05:42:23] [INFO ] Flow matrix only has 7478 transitions (discarded 600 similar events)
[2023-03-24 05:42:23] [INFO ] Invariant cache hit.
[2023-03-24 05:42:28] [INFO ] Dead Transitions using invariants and state equation in 4760 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 4793/5223 places, 8078/8598 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 16347 ms. Remains : 4793/5223 places, 8078/8598 transitions.
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (GEQ s2336 1) (GEQ s2339 1) (GEQ s3501 1)), p1:(OR (LT s3 1) (LT s5 1) (LT s2906 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak, sl-invariant], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 1976 reset in 1180 ms.
Product exploration explored 100000 steps with 1973 reset in 1227 ms.
Computed a total of 2192 stabilizing places and 2900 stable transitions
Computed a total of 2192 stabilizing places and 2900 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 223 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 257 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 197 resets, run finished after 302 ms. (steps per millisecond=33 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 28 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 28 resets, run finished after 56 ms. (steps per millisecond=178 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 28 resets, run finished after 55 ms. (steps per millisecond=181 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 24014 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24014 steps, saw 11251 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-24 05:42:34] [INFO ] Flow matrix only has 7478 transitions (discarded 600 similar events)
[2023-03-24 05:42:34] [INFO ] Invariant cache hit.
[2023-03-24 05:42:35] [INFO ] [Real]Absence check using 49 positive place invariants in 78 ms returned sat
[2023-03-24 05:42:35] [INFO ] [Real]Absence check using 49 positive and 992 generalized place invariants in 296 ms returned sat
[2023-03-24 05:42:40] [INFO ] After 4472ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2023-03-24 05:42:40] [INFO ] State equation strengthened by 2902 read => feed constraints.
[2023-03-24 05:42:41] [INFO ] After 1247ms SMT Verify possible using 2902 Read/Feed constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-24 05:42:41] [INFO ] After 6775ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-24 05:42:42] [INFO ] [Nat]Absence check using 49 positive place invariants in 80 ms returned sat
[2023-03-24 05:42:42] [INFO ] [Nat]Absence check using 49 positive and 992 generalized place invariants in 293 ms returned sat
[2023-03-24 05:42:49] [INFO ] After 6827ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-24 05:43:05] [INFO ] After 15531ms SMT Verify possible using 2902 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-24 05:43:11] [INFO ] Deduced a trap composed of 295 places in 4776 ms of which 5 ms to minimize.
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:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
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:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-24 05:43:11] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-24 05:43:11] [INFO ] After 29552ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Parikh walk visited 0 properties in 8 ms.
Support contains 6 out of 4793 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4793/4793 places, 8078/8078 transitions.
Free-agglomeration rule (complex) applied 316 times.
Iterating global reduction 0 with 316 rules applied. Total rules applied 316 place count 4793 transition count 11062
Reduce places removed 316 places and 0 transitions.
Iterating post reduction 0 with 316 rules applied. Total rules applied 632 place count 4477 transition count 11062
Applied a total of 632 rules in 1281 ms. Remains 4477 /4793 variables (removed 316) and now considering 11062/8078 (removed -2984) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1281 ms. Remains : 4477/4793 places, 11062/8078 transitions.
Incomplete random walk after 10000 steps, including 230 resets, run finished after 595 ms. (steps per millisecond=16 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 22013 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22013 steps, saw 10125 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-24 05:43:16] [INFO ] Flow matrix only has 10196 transitions (discarded 866 similar events)
// Phase 1: matrix 10196 rows 4477 cols
[2023-03-24 05:43:16] [INFO ] Computed 1041 place invariants in 252 ms
[2023-03-24 05:43:17] [INFO ] [Real]Absence check using 49 positive place invariants in 70 ms returned sat
[2023-03-24 05:43:17] [INFO ] [Real]Absence check using 49 positive and 992 generalized place invariants in 274 ms returned sat
[2023-03-24 05:43:23] [INFO ] After 6589ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-24 05:43:23] [INFO ] [Nat]Absence check using 49 positive place invariants in 64 ms returned sat
[2023-03-24 05:43:24] [INFO ] [Nat]Absence check using 49 positive and 992 generalized place invariants in 259 ms returned sat
[2023-03-24 05:43:30] [INFO ] After 6544ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-24 05:43:30] [INFO ] State equation strengthened by 6202 read => feed constraints.
[2023-03-24 05:43:48] [INFO ] After 17396ms SMT Verify possible using 6202 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 05:43:48] [INFO ] After 17397ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 2 ms.
[2023-03-24 05:43:48] [INFO ] After 25053ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 6 out of 4477 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4477/4477 places, 11062/11062 transitions.
Applied a total of 0 rules in 582 ms. Remains 4477 /4477 variables (removed 0) and now considering 11062/11062 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 583 ms. Remains : 4477/4477 places, 11062/11062 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4477/4477 places, 11062/11062 transitions.
Applied a total of 0 rules in 579 ms. Remains 4477 /4477 variables (removed 0) and now considering 11062/11062 (removed 0) transitions.
[2023-03-24 05:43:49] [INFO ] Flow matrix only has 10196 transitions (discarded 866 similar events)
[2023-03-24 05:43:49] [INFO ] Invariant cache hit.
[2023-03-24 05:43:59] [INFO ] Implicit Places using invariants in 10001 ms returned [4, 8, 10, 11, 12, 13, 14, 15, 16, 17, 21, 27, 35, 45, 57, 71, 87, 105, 125, 147, 170, 192, 193, 194, 195, 196, 197, 198, 199, 220, 238, 254, 268, 280, 290, 298, 304, 308, 310, 327, 333, 335, 336, 337, 338, 339, 340, 341, 342, 344, 348, 354, 362, 372, 384, 398, 414, 432, 452, 473, 493, 494, 495, 496, 497, 498, 499, 500, 519, 535, 549, 561, 571, 579, 585, 589, 591, 593, 610, 616, 618, 619, 620, 621, 622, 623, 624, 625, 627, 629, 633, 639, 647, 657, 669, 683, 699, 717, 736, 754, 755, 756, 757, 758, 759, 760, 761, 778, 792, 804, 814, 822, 828, 832, 834, 836, 838, 855, 861, 863, 864, 865, 866, 867, 868, 869, 870, 872, 874, 876, 880, 886, 894, 904, 916, 930, 946, 963, 979, 980, 981, 982, 983, 984, 985, 986, 1001, 1013, 1023, 1031, 1037, 1041, 1043, 1045, 1047, 1049, 1066, 1072, 1074, 1075, 1076, 1077, 1078, 1079, 1080, 1081, 1083, 1085, 1087, 1089, 1093, 1099, 1107, 1117, 1129, 1143, 1158, 1172, 1173, 1174, 1175, 1176, 1177, 1178, 1179, 1192, 1202, 1210, 1216, 1220, 1222, 1224, 1226, 1228, 1230, 1247, 1253, 1255, 1256, 1257, 1258, 1259, 1260, 1261, 1262, 1264, 1266, 1268, 1270, 1272, 1276, 1282, 1290, 1300, 1312, 1325, 1337, 1338, 1339, 1340, 1341, 1342, 1343, 1344, 1355, 1363, 1369, 1373, 1375, 1377, 1379, 1381, 1385, 1402, 1408, 1410, 1411, 1412, 1413, 1414, 1415, 1416, 1417, 1419, 1421, 1423, 1425, 1427, 1429, 1433, 1439, 1447, 1457, 1468, 1478, 1479, 1480, 1481, 1482, 1483, 1484, 1485, 1494, 1500, 1504, 1506, 1508, 1510, 1512, 1514, 1516, 1518, 1535, 1541, 1543, 1544, 1545, 1546, 1547, 1548, 1549, 1550, 1552, 1554, 1556, 1558, 1560, 1562, 1564, 1568, 1574, 1582, 1591, 1599, 1600, 1601, 1602, 1603, 1604, 1605, 1606, 1613, 1617, 1619, 1621, 1623, 1625, 1627, 1629, 1631, 1633, 1650, 1656, 1658, 1659, 1660, 1661, 1662, 1663, 1664, 1665, 1667, 1669, 1671, 1673, 1675, 1677, 1679, 1681, 1685, 1691, 1698, 1704, 1705, 1706, 1707, 1708, 1709, 1710, 1711, 1716, 1718, 1720, 1722, 1724, 1726, 1728, 1730, 1732, 1734, 1751, 1757, 1759, 1760, 1761, 1762, 1763, 1764, 1765, 1766, 1768, 1770, 1772, 1774, 1776, 1778, 1780, 1782, 1784, 1788, 1793, 1797, 1798, 1799, 1800, 1801, 1802, 1803, 1804, 1807, 1809, 1811, 1813, 1815, 1817, 1819, 1821, 1823, 1825, 1842, 1848, 1850, 1851, 1852, 1853, 1854, 1855, 1856, 1857, 1859, 1861, 1863, 1865, 1867, 1869, 1871, 1873, 1875, 1877, 1880, 1882, 1883, 1884, 1885, 1886, 1887, 1888, 1889, 1891, 1893, 1895, 1897, 1899, 1901, 1903, 1905, 1907, 1909, 1926, 1932, 1934, 1935, 1936, 1937, 1938, 1939, 1940, 1941, 1943, 1945, 1947, 1949, 1951, 1953, 1955, 1957, 1959, 1961, 1963, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1974, 1976, 1978, 1980, 1982, 1984, 1986, 1988, 1990, 1992, 2009, 2011, 2014, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2025, 2027, 2029, 2031, 2033, 2035, 2037, 2039, 2041, 2043, 2045, 2047, 2048, 2049, 2050, 2051, 2052, 2053, 2054, 2056, 2058, 2060, 2062, 2064, 2066, 2068, 2070, 2072, 2074, 2091, 2097, 2099, 2100, 2101, 2102, 2103, 2104, 2105, 2106, 2108, 2110, 2112, 2114, 2116, 2118, 2120, 2122, 2124, 2126, 2128, 2130, 2131, 2132, 2133, 2134, 2135, 2136, 2137, 2139, 2141, 2143, 2145, 2147, 2149, 2151, 2153, 2155, 2157, 2174, 2181, 2183, 2184, 2185, 2186, 2187, 2188, 2189, 2190, 2192, 2194, 2196, 2198, 2200, 2202, 2204, 2206, 2208, 2210, 2212, 2215, 2216, 2217, 2218, 2219, 2220, 2221, 2222, 2224, 2226, 2228, 2230, 2232, 2234, 2236, 2238, 2240, 2242, 2259, 2265, 2267, 2268, 2269, 2270, 2271, 2272, 2273, 2274, 2276, 2278, 2280, 2282, 2284, 2286, 2288, 2290, 2292, 2294, 2298, 2303, 2304, 2305, 2306, 2307, 2308, 2309, 2310, 2314, 2317, 2319, 2321, 2323, 2325, 2327, 2329, 2331, 2333, 2350, 2356, 2358, 2359, 2360, 2361, 2362, 2363, 2364, 2365, 2367, 2369, 2371, 2373, 2375, 2377, 2379, 2381, 2383, 2387, 2393, 2400, 2401, 2402, 2403, 2404, 2405, 2406, 2407, 2413, 2418, 2420, 2422, 2424, 2426, 2428, 2430, 2432, 2434, 2451, 2457, 2459, 2460, 2461, 2462, 2463, 2464, 2465, 2466, 2468, 2470, 2472, 2474, 2476, 2478, 2480, 2482, 2486, 2492, 2500, 2509, 2510, 2511, 2512, 2513, 2514, 2515, 2516, 2524, 2531, 2535, 2537, 2539, 2541, 2543, 2545, 2547, 2549, 2566, 2572, 2574, 2575, 2576, 2577, 2578, 2579, 2580, 2581, 2583, 2585, 2587, 2589, 2591, 2593, 2595, 2599, 2605, 2613, 2623, 2634, 2635, 2636, 2637, 2638, 2639, 2640, 2641, 2651, 2660, 2666, 2670, 2672, 2674, 2676, 2678, 2680, 2682, 2699, 2705, 2707, 2708, 2709, 2710, 2711, 2712, 2713, 2714, 2716, 2718, 2720, 2722, 2724, 2726, 2730, 2736, 2744, 2754, 2766, 2779, 2780, 2781, 2782, 2783, 2784, 2785, 2786, 2798, 2809, 2817, 2823, 2827, 2829, 2831, 2833, 2835, 2837, 2854, 2860, 2862, 2863, 2864, 2865, 2866, 2867, 2868, 2869, 2871, 2873, 2875, 2877, 2879, 2883, 2889, 2897, 2907, 2919, 2933, 2948, 2949, 2950, 2951, 2952, 2953, 2954, 2955, 2969, 2982, 2992, 3000, 3006, 3010, 3012, 3014, 3016, 3018, 3035, 3041, 3043, 3044, 3045, 3046, 3047, 3048, 3049, 3050, 3052, 3054, 3056, 3058, 3062, 3068, 3076, 3086, 3098, 3112, 3128, 3145, 3146, 3147, 3148, 3149, 3150, 3151, 3152, 3168, 3183, 3195, 3205, 3213, 3219, 3223, 3225, 3227, 3229, 3246, 3252, 3254, 3255, 3256, 3257, 3258, 3259, 3260, 3261, 3263, 3265, 3267, 3271, 3277, 3285, 3295, 3307, 3321, 3337, 3355, 3374, 3375, 3376, 3377, 3378, 3379, 3380, 3381, 3399, 3416, 3430, 3442, 3452, 3460, 3466, 3470, 3472, 3474, 3491, 3497, 3499, 3500, 3501, 3502, 3503, 3504, 3505, 3506, 3508, 3510, 3514, 3520, 3528, 3538, 3550, 3564, 3580, 3598, 3618, 3639, 3640, 3641, 3642, 3643, 3644, 3645, 3646, 3666, 3685, 3701, 3715, 3727, 3737, 3745, 3751, 3755, 3757, 3776, 3779, 3781, 3782, 3783, 3784, 3785, 3786, 3787, 3788, 3790, 3794, 3800, 3808, 3818, 3830, 3844, 3860, 3878, 3898, 3920, 3943, 3944, 3945, 3946, 3947, 3948, 3949, 3950, 3972, 3993, 4011, 4027, 4041, 4053, 4063, 4071, 4077, 4081, 4098]
Discarding 976 places :
Implicit Place search using SMT only with invariants took 10024 ms to find 976 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 3501/4477 places, 11062/11062 transitions.
Discarding 336 places :
Symmetric choice reduction at 0 with 336 rule applications. Total rules 336 place count 3165 transition count 10726
Iterating global reduction 0 with 336 rules applied. Total rules applied 672 place count 3165 transition count 10726
Discarding 336 places :
Symmetric choice reduction at 0 with 336 rule applications. Total rules 1008 place count 2829 transition count 10390
Iterating global reduction 0 with 336 rules applied. Total rules applied 1344 place count 2829 transition count 10390
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 1346 place count 2829 transition count 10388
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 1348 place count 2827 transition count 10388
Applied a total of 1348 rules in 1446 ms. Remains 2827 /3501 variables (removed 674) and now considering 10388/11062 (removed 674) transitions.
[2023-03-24 05:44:00] [INFO ] Flow matrix only has 9522 transitions (discarded 866 similar events)
// Phase 1: matrix 9522 rows 2827 cols
[2023-03-24 05:44:01] [INFO ] Computed 65 place invariants in 161 ms
[2023-03-24 05:44:05] [INFO ] Implicit Places using invariants in 4386 ms returned [1095, 2515]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 4394 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 2825/4477 places, 10388/11062 transitions.
Applied a total of 0 rules in 533 ms. Remains 2825 /2825 variables (removed 0) and now considering 10388/10388 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 16978 ms. Remains : 2825/4477 places, 10388/11062 transitions.
Incomplete random walk after 10000 steps, including 236 resets, run finished after 438 ms. (steps per millisecond=22 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 10001 steps, including 27 resets, run finished after 56 ms. (steps per millisecond=178 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-24 05:44:06] [INFO ] Flow matrix only has 9522 transitions (discarded 866 similar events)
// Phase 1: matrix 9522 rows 2825 cols
[2023-03-24 05:44:06] [INFO ] Computed 63 place invariants in 115 ms
[2023-03-24 05:44:06] [INFO ] [Real]Absence check using 47 positive place invariants in 35 ms returned sat
[2023-03-24 05:44:06] [INFO ] [Real]Absence check using 47 positive and 16 generalized place invariants in 4 ms returned sat
[2023-03-24 05:44:12] [INFO ] After 6408ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:44:13] [INFO ] [Nat]Absence check using 47 positive place invariants in 31 ms returned sat
[2023-03-24 05:44:13] [INFO ] [Nat]Absence check using 47 positive and 16 generalized place invariants in 4 ms returned sat
[2023-03-24 05:44:18] [INFO ] After 5552ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:44:18] [INFO ] State equation strengthened by 6202 read => feed constraints.
[2023-03-24 05:44:28] [INFO ] After 9377ms SMT Verify possible using 6202 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-24 05:44:28] [INFO ] After 15325ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 3 ms.
Support contains 6 out of 2825 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2825/2825 places, 10388/10388 transitions.
Applied a total of 0 rules in 527 ms. Remains 2825 /2825 variables (removed 0) and now considering 10388/10388 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 528 ms. Remains : 2825/2825 places, 10388/10388 transitions.
Knowledge obtained : [(AND (NOT p0) p1), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0), (F (NOT (AND p1 (NOT p0))))]
Knowledge based reduction with 6 factoid took 274 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 112 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 97 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 6 out of 4793 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4793/4793 places, 8078/8078 transitions.
Applied a total of 0 rules in 367 ms. Remains 4793 /4793 variables (removed 0) and now considering 8078/8078 (removed 0) transitions.
[2023-03-24 05:44:29] [INFO ] Flow matrix only has 7478 transitions (discarded 600 similar events)
// Phase 1: matrix 7478 rows 4793 cols
[2023-03-24 05:44:29] [INFO ] Computed 1041 place invariants in 197 ms
[2023-03-24 05:44:34] [INFO ] Implicit Places using invariants in 5057 ms returned []
[2023-03-24 05:44:34] [INFO ] Flow matrix only has 7478 transitions (discarded 600 similar events)
[2023-03-24 05:44:34] [INFO ] Invariant cache hit.
[2023-03-24 05:44:38] [INFO ] Implicit Places using invariants and state equation in 3625 ms returned []
Implicit Place search using SMT with State Equation took 8684 ms to find 0 implicit places.
[2023-03-24 05:44:38] [INFO ] Flow matrix only has 7478 transitions (discarded 600 similar events)
[2023-03-24 05:44:38] [INFO ] Invariant cache hit.
[2023-03-24 05:44:42] [INFO ] Dead Transitions using invariants and state equation in 4575 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 13626 ms. Remains : 4793/4793 places, 8078/8078 transitions.
Computed a total of 2192 stabilizing places and 2900 stable transitions
Computed a total of 2192 stabilizing places and 2900 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (AND p1 (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 235 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 103 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 197 resets, run finished after 282 ms. (steps per millisecond=35 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 28 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 28 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 28 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 24884 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24884 steps, saw 11654 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-24 05:44:46] [INFO ] Flow matrix only has 7478 transitions (discarded 600 similar events)
[2023-03-24 05:44:46] [INFO ] Invariant cache hit.
[2023-03-24 05:44:47] [INFO ] [Real]Absence check using 49 positive place invariants in 88 ms returned sat
[2023-03-24 05:44:47] [INFO ] [Real]Absence check using 49 positive and 992 generalized place invariants in 278 ms returned sat
[2023-03-24 05:44:51] [INFO ] After 4233ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2023-03-24 05:44:51] [INFO ] State equation strengthened by 2902 read => feed constraints.
[2023-03-24 05:44:53] [INFO ] After 1216ms SMT Verify possible using 2902 Read/Feed constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-24 05:44:53] [INFO ] After 6488ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-24 05:44:53] [INFO ] [Nat]Absence check using 49 positive place invariants in 78 ms returned sat
[2023-03-24 05:44:54] [INFO ] [Nat]Absence check using 49 positive and 992 generalized place invariants in 282 ms returned sat
[2023-03-24 05:45:00] [INFO ] After 6348ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-24 05:45:14] [INFO ] After 13974ms SMT Verify possible using 2902 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-24 05:45:18] [INFO ] After 17582ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 4 ms.
[2023-03-24 05:45:18] [INFO ] After 25056ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 12 ms.
Support contains 6 out of 4793 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4793/4793 places, 8078/8078 transitions.
Free-agglomeration rule (complex) applied 316 times.
Iterating global reduction 0 with 316 rules applied. Total rules applied 316 place count 4793 transition count 11062
Reduce places removed 316 places and 0 transitions.
Iterating post reduction 0 with 316 rules applied. Total rules applied 632 place count 4477 transition count 11062
Applied a total of 632 rules in 1228 ms. Remains 4477 /4793 variables (removed 316) and now considering 11062/8078 (removed -2984) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1228 ms. Remains : 4477/4793 places, 11062/8078 transitions.
Incomplete random walk after 10000 steps, including 230 resets, run finished after 510 ms. (steps per millisecond=19 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 22594 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22594 steps, saw 10388 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-24 05:45:23] [INFO ] Flow matrix only has 10196 transitions (discarded 866 similar events)
// Phase 1: matrix 10196 rows 4477 cols
[2023-03-24 05:45:23] [INFO ] Computed 1041 place invariants in 232 ms
[2023-03-24 05:45:24] [INFO ] [Real]Absence check using 49 positive place invariants in 72 ms returned sat
[2023-03-24 05:45:24] [INFO ] [Real]Absence check using 49 positive and 992 generalized place invariants in 269 ms returned sat
[2023-03-24 05:45:30] [INFO ] After 6587ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-24 05:45:30] [INFO ] [Nat]Absence check using 49 positive place invariants in 69 ms returned sat
[2023-03-24 05:45:30] [INFO ] [Nat]Absence check using 49 positive and 992 generalized place invariants in 244 ms returned sat
[2023-03-24 05:45:37] [INFO ] After 6807ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-24 05:45:37] [INFO ] State equation strengthened by 6202 read => feed constraints.
[2023-03-24 05:45:55] [INFO ] After 17158ms SMT Verify possible using 6202 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 05:45:55] [INFO ] After 17158ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 2 ms.
[2023-03-24 05:45:55] [INFO ] After 25055ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 6 out of 4477 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4477/4477 places, 11062/11062 transitions.
Applied a total of 0 rules in 590 ms. Remains 4477 /4477 variables (removed 0) and now considering 11062/11062 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 591 ms. Remains : 4477/4477 places, 11062/11062 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4477/4477 places, 11062/11062 transitions.
Applied a total of 0 rules in 582 ms. Remains 4477 /4477 variables (removed 0) and now considering 11062/11062 (removed 0) transitions.
[2023-03-24 05:45:56] [INFO ] Flow matrix only has 10196 transitions (discarded 866 similar events)
[2023-03-24 05:45:56] [INFO ] Invariant cache hit.
[2023-03-24 05:46:00] [INFO ] Implicit Places using invariants in 4188 ms returned []
Implicit Place search using SMT only with invariants took 4189 ms to find 0 implicit places.
[2023-03-24 05:46:00] [INFO ] Flow matrix only has 10196 transitions (discarded 866 similar events)
[2023-03-24 05:46:00] [INFO ] Invariant cache hit.
[2023-03-24 05:46:06] [INFO ] Dead Transitions using invariants and state equation in 6044 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10818 ms. Remains : 4477/4477 places, 11062/11062 transitions.
Graph (trivial) has 3297 edges and 4477 vertex of which 23 / 4477 are part of one of the 1 SCC in 1 ms
Free SCC test removed 22 places
Drop transitions removed 549 transitions
Ensure Unique test removed 887 transitions
Reduce isomorphic transitions removed 1436 transitions.
Graph (complete) has 36057 edges and 4455 vertex of which 4433 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.5 ms
Discarding 22 places :
Also discarding 0 output transitions
Ensure Unique test removed 383 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t3685.t4028 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 216 transitions
Trivial Post-agglo rules discarded 216 transitions
Performed 216 trivial Post agglomeration. Transition count delta: 216
Iterating post reduction 0 with 218 rules applied. Total rules applied 220 place count 4049 transition count 9408
Ensure Unique test removed 1 places
Reduce places removed 217 places and 0 transitions.
Ensure Unique test removed 213 transitions
Reduce isomorphic transitions removed 213 transitions.
Drop transitions removed 213 transitions
Trivial Post-agglo rules discarded 213 transitions
Performed 213 trivial Post agglomeration. Transition count delta: 213
Iterating post reduction 1 with 643 rules applied. Total rules applied 863 place count 3832 transition count 8982
Reduce places removed 213 places and 0 transitions.
Drop transitions removed 32 transitions
Ensure Unique test removed 178 transitions
Reduce isomorphic transitions removed 210 transitions.
Drop transitions removed 176 transitions
Trivial Post-agglo rules discarded 176 transitions
Performed 176 trivial Post agglomeration. Transition count delta: 176
Iterating post reduction 2 with 599 rules applied. Total rules applied 1462 place count 3619 transition count 8596
Ensure Unique test removed 32 places
Reduce places removed 208 places and 0 transitions.
Ensure Unique test removed 173 transitions
Reduce isomorphic transitions removed 173 transitions.
Drop transitions removed 173 transitions
Trivial Post-agglo rules discarded 173 transitions
Performed 173 trivial Post agglomeration. Transition count delta: 173
Iterating post reduction 3 with 554 rules applied. Total rules applied 2016 place count 3411 transition count 8250
Reduce places removed 173 places and 0 transitions.
Drop transitions removed 28 transitions
Ensure Unique test removed 142 transitions
Reduce isomorphic transitions removed 170 transitions.
Drop transitions removed 140 transitions
Trivial Post-agglo rules discarded 140 transitions
Performed 140 trivial Post agglomeration. Transition count delta: 140
Iterating post reduction 4 with 483 rules applied. Total rules applied 2499 place count 3238 transition count 7940
Ensure Unique test removed 28 places
Reduce places removed 168 places and 0 transitions.
Ensure Unique test removed 137 transitions
Reduce isomorphic transitions removed 137 transitions.
Drop transitions removed 137 transitions
Trivial Post-agglo rules discarded 137 transitions
Performed 137 trivial Post agglomeration. Transition count delta: 137
Iterating post reduction 5 with 442 rules applied. Total rules applied 2941 place count 3070 transition count 7666
Reduce places removed 137 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 110 transitions
Reduce isomorphic transitions removed 134 transitions.
Drop transitions removed 108 transitions
Trivial Post-agglo rules discarded 108 transitions
Performed 108 trivial Post agglomeration. Transition count delta: 108
Iterating post reduction 6 with 379 rules applied. Total rules applied 3320 place count 2933 transition count 7424
Ensure Unique test removed 24 places
Reduce places removed 132 places and 0 transitions.
Ensure Unique test removed 105 transitions
Reduce isomorphic transitions removed 105 transitions.
Drop transitions removed 105 transitions
Trivial Post-agglo rules discarded 105 transitions
Performed 105 trivial Post agglomeration. Transition count delta: 105
Iterating post reduction 7 with 342 rules applied. Total rules applied 3662 place count 2801 transition count 7214
Reduce places removed 105 places and 0 transitions.
Drop transitions removed 20 transitions
Ensure Unique test removed 82 transitions
Reduce isomorphic transitions removed 102 transitions.
Drop transitions removed 80 transitions
Trivial Post-agglo rules discarded 80 transitions
Performed 80 trivial Post agglomeration. Transition count delta: 80
Iterating post reduction 8 with 287 rules applied. Total rules applied 3949 place count 2696 transition count 7032
Ensure Unique test removed 20 places
Reduce places removed 100 places and 0 transitions.
Ensure Unique test removed 77 transitions
Reduce isomorphic transitions removed 77 transitions.
Drop transitions removed 77 transitions
Trivial Post-agglo rules discarded 77 transitions
Performed 77 trivial Post agglomeration. Transition count delta: 77
Iterating post reduction 9 with 254 rules applied. Total rules applied 4203 place count 2596 transition count 6878
Reduce places removed 77 places and 0 transitions.
Drop transitions removed 16 transitions
Ensure Unique test removed 58 transitions
Reduce isomorphic transitions removed 74 transitions.
Drop transitions removed 56 transitions
Trivial Post-agglo rules discarded 56 transitions
Performed 56 trivial Post agglomeration. Transition count delta: 56
Iterating post reduction 10 with 207 rules applied. Total rules applied 4410 place count 2519 transition count 6748
Ensure Unique test removed 16 places
Reduce places removed 72 places and 0 transitions.
Ensure Unique test removed 53 transitions
Reduce isomorphic transitions removed 53 transitions.
Drop transitions removed 53 transitions
Trivial Post-agglo rules discarded 53 transitions
Performed 53 trivial Post agglomeration. Transition count delta: 53
Iterating post reduction 11 with 178 rules applied. Total rules applied 4588 place count 2447 transition count 6642
Reduce places removed 53 places and 0 transitions.
Drop transitions removed 12 transitions
Ensure Unique test removed 38 transitions
Reduce isomorphic transitions removed 50 transitions.
Drop transitions removed 36 transitions
Trivial Post-agglo rules discarded 36 transitions
Performed 36 trivial Post agglomeration. Transition count delta: 36
Iterating post reduction 12 with 139 rules applied. Total rules applied 4727 place count 2394 transition count 6556
Ensure Unique test removed 12 places
Reduce places removed 48 places and 0 transitions.
Ensure Unique test removed 33 transitions
Reduce isomorphic transitions removed 33 transitions.
Drop transitions removed 33 transitions
Trivial Post-agglo rules discarded 33 transitions
Performed 33 trivial Post agglomeration. Transition count delta: 33
Iterating post reduction 13 with 114 rules applied. Total rules applied 4841 place count 2346 transition count 6490
Reduce places removed 33 places and 0 transitions.
Drop transitions removed 8 transitions
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions removed 20 transitions
Trivial Post-agglo rules discarded 20 transitions
Performed 20 trivial Post agglomeration. Transition count delta: 20
Iterating post reduction 14 with 83 rules applied. Total rules applied 4924 place count 2313 transition count 6440
Ensure Unique test removed 8 places
Reduce places removed 28 places and 0 transitions.
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Drop transitions removed 17 transitions
Trivial Post-agglo rules discarded 17 transitions
Performed 17 trivial Post agglomeration. Transition count delta: 17
Iterating post reduction 15 with 62 rules applied. Total rules applied 4986 place count 2285 transition count 6406
Reduce places removed 17 places and 0 transitions.
Drop transitions removed 4 transitions
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 14 transitions.
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 16 with 39 rules applied. Total rules applied 5025 place count 2268 transition count 6384
Ensure Unique test removed 4 places
Reduce places removed 12 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 17 with 22 rules applied. Total rules applied 5047 place count 2256 transition count 6374
Reduce places removed 5 places and 0 transitions.
Drop transitions removed 1 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 18 with 13 rules applied. Total rules applied 5060 place count 2251 transition count 6366
Ensure Unique test removed 1 places
Reduce places removed 4 places and 0 transitions.
Performed 19 Post agglomeration using F-continuation condition.Transition count delta: 19
Iterating post reduction 19 with 23 rules applied. Total rules applied 5083 place count 2247 transition count 6347
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 20 with 19 rules applied. Total rules applied 5102 place count 2228 transition count 6347
Performed 350 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 21 with 350 Pre rules applied. Total rules applied 5102 place count 2228 transition count 5997
Deduced a syphon composed of 350 places in 2 ms
Ensure Unique test removed 350 places
Reduce places removed 700 places and 0 transitions.
Iterating global reduction 21 with 1050 rules applied. Total rules applied 6152 place count 1528 transition count 5997
Discarding 358 places :
Symmetric choice reduction at 21 with 358 rule applications. Total rules 6510 place count 1170 transition count 5639
Iterating global reduction 21 with 358 rules applied. Total rules applied 6868 place count 1170 transition count 5639
Discarding 455 places :
Symmetric choice reduction at 21 with 455 rule applications. Total rules 7323 place count 715 transition count 2454
Iterating global reduction 21 with 455 rules applied. Total rules applied 7778 place count 715 transition count 2454
Ensure Unique test removed 415 transitions
Reduce isomorphic transitions removed 415 transitions.
Iterating post reduction 21 with 415 rules applied. Total rules applied 8193 place count 715 transition count 2039
Performed 347 Post agglomeration using F-continuation condition.Transition count delta: 347
Deduced a syphon composed of 347 places in 0 ms
Reduce places removed 347 places and 0 transitions.
Iterating global reduction 22 with 694 rules applied. Total rules applied 8887 place count 368 transition count 1692
Drop transitions removed 324 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 342 transitions.
Iterating post reduction 22 with 342 rules applied. Total rules applied 9229 place count 368 transition count 1350
Drop transitions removed 126 transitions
Redundant transition composition rules discarded 126 transitions
Iterating global reduction 23 with 126 rules applied. Total rules applied 9355 place count 368 transition count 1224
Ensure Unique test removed 98 places
Iterating post reduction 23 with 98 rules applied. Total rules applied 9453 place count 270 transition count 1224
Discarding 97 places :
Symmetric choice reduction at 24 with 97 rule applications. Total rules 9550 place count 173 transition count 545
Iterating global reduction 24 with 97 rules applied. Total rules applied 9647 place count 173 transition count 545
Ensure Unique test removed 86 transitions
Reduce isomorphic transitions removed 86 transitions.
Iterating post reduction 24 with 86 rules applied. Total rules applied 9733 place count 173 transition count 459
Drop transitions removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 25 with 7 rules applied. Total rules applied 9740 place count 173 transition count 452
Free-agglomeration rule applied 2 times.
Iterating global reduction 25 with 2 rules applied. Total rules applied 9742 place count 173 transition count 450
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 25 with 2 rules applied. Total rules applied 9744 place count 171 transition count 450
Free-agglomeration rule (complex) applied 14 times.
Iterating global reduction 26 with 14 rules applied. Total rules applied 9758 place count 171 transition count 436
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 26 with 14 rules applied. Total rules applied 9772 place count 157 transition count 436
Discarding 22 places :
Symmetric choice reduction at 27 with 22 rule applications. Total rules 9794 place count 135 transition count 282
Iterating global reduction 27 with 22 rules applied. Total rules applied 9816 place count 135 transition count 282
Drop transitions removed 20 transitions
Redundant transition composition rules discarded 20 transitions
Iterating global reduction 27 with 20 rules applied. Total rules applied 9836 place count 135 transition count 262
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 27 with 1 rules applied. Total rules applied 9837 place count 135 transition count 262
Applied a total of 9837 rules in 8719 ms. Remains 135 /4477 variables (removed 4342) and now considering 262/11062 (removed 10800) transitions.
Running SMT prover for 3 properties.
// Phase 1: matrix 262 rows 135 cols
[2023-03-24 05:46:15] [INFO ] Computed 42 place invariants in 3 ms
[2023-03-24 05:46:15] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-24 05:46:15] [INFO ] [Real]Absence check using 4 positive and 38 generalized place invariants in 5 ms returned sat
[2023-03-24 05:46:15] [INFO ] After 100ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-24 05:46:15] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-24 05:46:15] [INFO ] [Nat]Absence check using 4 positive and 38 generalized place invariants in 8 ms returned sat
[2023-03-24 05:46:15] [INFO ] After 93ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-24 05:46:15] [INFO ] After 140ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 32 ms.
[2023-03-24 05:46:15] [INFO ] After 223ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Knowledge obtained : [(AND (NOT p0) p1), (X (AND p1 (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 203 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 107 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 103 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 102 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 1971 reset in 1137 ms.
Product exploration explored 100000 steps with 1973 reset in 1165 ms.
Applying partial POR strategy [true, false, true]
Stuttering acceptance computed with spot in 111 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 6 out of 4793 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 4793/4793 places, 8078/8078 transitions.
Applied a total of 0 rules in 521 ms. Remains 4793 /4793 variables (removed 0) and now considering 8078/8078 (removed 0) transitions.
[2023-03-24 05:46:19] [INFO ] Redundant transitions in 651 ms returned []
[2023-03-24 05:46:19] [INFO ] Flow matrix only has 7478 transitions (discarded 600 similar events)
// Phase 1: matrix 7478 rows 4793 cols
[2023-03-24 05:46:20] [INFO ] Computed 1041 place invariants in 177 ms
[2023-03-24 05:46:25] [INFO ] Dead Transitions using invariants and state equation in 5207 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 6386 ms. Remains : 4793/4793 places, 8078/8078 transitions.
Support contains 6 out of 4793 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4793/4793 places, 8078/8078 transitions.
Applied a total of 0 rules in 380 ms. Remains 4793 /4793 variables (removed 0) and now considering 8078/8078 (removed 0) transitions.
[2023-03-24 05:46:25] [INFO ] Flow matrix only has 7478 transitions (discarded 600 similar events)
[2023-03-24 05:46:25] [INFO ] Invariant cache hit.
[2023-03-24 05:46:28] [INFO ] Implicit Places using invariants in 3512 ms returned []
[2023-03-24 05:46:28] [INFO ] Flow matrix only has 7478 transitions (discarded 600 similar events)
[2023-03-24 05:46:28] [INFO ] Invariant cache hit.
[2023-03-24 05:46:32] [INFO ] Implicit Places using invariants and state equation in 3715 ms returned []
Implicit Place search using SMT with State Equation took 7229 ms to find 0 implicit places.
[2023-03-24 05:46:32] [INFO ] Flow matrix only has 7478 transitions (discarded 600 similar events)
[2023-03-24 05:46:32] [INFO ] Invariant cache hit.
[2023-03-24 05:46:37] [INFO ] Dead Transitions using invariants and state equation in 4686 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 12296 ms. Remains : 4793/4793 places, 8078/8078 transitions.
Treatment of property MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-02 finished in 265669 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((!p0 U (G(!p0)||(!p0&&G(!p1)))))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X((p1||G(F(p2))))||p0))))'
Found a Lengthening insensitive property : MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-15
Stuttering acceptance computed with spot in 195 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (NOT p2)]
Support contains 7 out of 5223 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 5223/5223 places, 8598/8598 transitions.
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 5223 transition count 8593
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 5218 transition count 8593
Performed 365 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 365 Pre rules applied. Total rules applied 10 place count 5218 transition count 8228
Deduced a syphon composed of 365 places in 5 ms
Reduce places removed 365 places and 0 transitions.
Iterating global reduction 2 with 730 rules applied. Total rules applied 740 place count 4853 transition count 8228
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 749 place count 4844 transition count 8189
Iterating global reduction 2 with 9 rules applied. Total rules applied 758 place count 4844 transition count 8189
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 758 place count 4844 transition count 8186
Deduced a syphon composed of 3 places in 4 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 764 place count 4841 transition count 8186
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 768 place count 4837 transition count 8158
Iterating global reduction 2 with 4 rules applied. Total rules applied 772 place count 4837 transition count 8158
Performed 29 Post agglomeration using F-continuation condition.Transition count delta: 29
Deduced a syphon composed of 29 places in 5 ms
Reduce places removed 29 places and 0 transitions.
Iterating global reduction 2 with 58 rules applied. Total rules applied 830 place count 4808 transition count 8129
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 835 place count 4803 transition count 8124
Iterating global reduction 2 with 5 rules applied. Total rules applied 840 place count 4803 transition count 8124
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 840 place count 4803 transition count 8119
Deduced a syphon composed of 5 places in 5 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 850 place count 4798 transition count 8119
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 855 place count 4793 transition count 8084
Iterating global reduction 2 with 5 rules applied. Total rules applied 860 place count 4793 transition count 8084
Applied a total of 860 rules in 2680 ms. Remains 4793 /5223 variables (removed 430) and now considering 8084/8598 (removed 514) transitions.
[2023-03-24 05:46:40] [INFO ] Flow matrix only has 7484 transitions (discarded 600 similar events)
// Phase 1: matrix 7484 rows 4793 cols
[2023-03-24 05:46:40] [INFO ] Computed 1041 place invariants in 176 ms
[2023-03-24 05:46:44] [INFO ] Implicit Places using invariants in 3822 ms returned []
[2023-03-24 05:46:44] [INFO ] Flow matrix only has 7484 transitions (discarded 600 similar events)
[2023-03-24 05:46:44] [INFO ] Invariant cache hit.
[2023-03-24 05:46:49] [INFO ] Implicit Places using invariants and state equation in 5384 ms returned [1020]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 9221 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 4792/5223 places, 8084/8598 transitions.
Applied a total of 0 rules in 426 ms. Remains 4792 /4792 variables (removed 0) and now considering 8084/8084 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 12328 ms. Remains : 4792/5223 places, 8084/8598 transitions.
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=2 dest: 3}, { cond=(NOT p1), acceptance={} source=2 dest: 4}], [{ cond=(NOT p2), acceptance={0} source=3 dest: 3}], [{ cond=(NOT p2), acceptance={} source=4 dest: 3}, { cond=true, acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(OR (AND (GEQ s2454 1) (GEQ s4575 1)) (AND (GEQ s1149 1) (GEQ s1152 1) (GEQ s3271 1))), p1:(AND (GEQ s1149 1) (GEQ s1152 1) (GEQ s3271 1)), p2:(OR (LT ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak, sl-invariant], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 1975 reset in 1127 ms.
Product exploration explored 100000 steps with 1972 reset in 1153 ms.
Computed a total of 2192 stabilizing places and 2907 stable transitions
Computed a total of 2192 stabilizing places and 2907 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X (NOT p0)), true, (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 6 factoid took 274 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[(NOT p2), (NOT p2)]
Incomplete random walk after 10000 steps, including 197 resets, run finished after 128 ms. (steps per millisecond=78 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 28 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 26786 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 26786 steps, saw 12502 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-24 05:46:56] [INFO ] Flow matrix only has 7484 transitions (discarded 600 similar events)
// Phase 1: matrix 7484 rows 4792 cols
[2023-03-24 05:46:56] [INFO ] Computed 1040 place invariants in 184 ms
[2023-03-24 05:46:56] [INFO ] [Real]Absence check using 49 positive place invariants in 72 ms returned sat
[2023-03-24 05:46:57] [INFO ] [Real]Absence check using 49 positive and 991 generalized place invariants in 306 ms returned sat
[2023-03-24 05:47:01] [INFO ] After 5522ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:47:02] [INFO ] [Nat]Absence check using 49 positive place invariants in 72 ms returned sat
[2023-03-24 05:47:02] [INFO ] [Nat]Absence check using 49 positive and 991 generalized place invariants in 297 ms returned sat
[2023-03-24 05:47:07] [INFO ] After 4629ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:47:07] [INFO ] State equation strengthened by 2908 read => feed constraints.
[2023-03-24 05:47:09] [INFO ] After 1831ms SMT Verify possible using 2908 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 05:47:14] [INFO ] Deduced a trap composed of 513 places in 4836 ms of which 5 ms to minimize.
[2023-03-24 05:47:19] [INFO ] Deduced a trap composed of 353 places in 4841 ms of which 4 ms to minimize.
[2023-03-24 05:47:24] [INFO ] Deduced a trap composed of 309 places in 4920 ms of which 5 ms to minimize.
[2023-03-24 05:47:24] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 15492 ms
[2023-03-24 05:47:24] [INFO ] After 17475ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 237 ms.
[2023-03-24 05:47:25] [INFO ] After 23296ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 4792 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4792/4792 places, 8084/8084 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 4791 transition count 8077
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 4791 transition count 8077
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 4790 transition count 8076
Free-agglomeration rule (complex) applied 335 times.
Iterating global reduction 0 with 335 rules applied. Total rules applied 339 place count 4790 transition count 11041
Reduce places removed 335 places and 0 transitions.
Iterating post reduction 0 with 335 rules applied. Total rules applied 674 place count 4455 transition count 11041
Applied a total of 674 rules in 2006 ms. Remains 4455 /4792 variables (removed 337) and now considering 11041/8084 (removed -2957) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2006 ms. Remains : 4455/4792 places, 11041/8084 transitions.
Incomplete random walk after 10000 steps, including 230 resets, run finished after 420 ms. (steps per millisecond=23 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 23205 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23205 steps, saw 10641 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-24 05:47:30] [INFO ] Flow matrix only has 10156 transitions (discarded 885 similar events)
// Phase 1: matrix 10156 rows 4455 cols
[2023-03-24 05:47:30] [INFO ] Computed 1040 place invariants in 236 ms
[2023-03-24 05:47:31] [INFO ] [Real]Absence check using 49 positive place invariants in 71 ms returned sat
[2023-03-24 05:47:31] [INFO ] [Real]Absence check using 49 positive and 991 generalized place invariants in 263 ms returned sat
[2023-03-24 05:47:36] [INFO ] After 4690ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-24 05:47:36] [INFO ] State equation strengthened by 6202 read => feed constraints.
[2023-03-24 05:47:37] [INFO ] After 846ms SMT Verify possible using 6202 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:47:37] [INFO ] After 6425ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:47:37] [INFO ] [Nat]Absence check using 49 positive place invariants in 74 ms returned sat
[2023-03-24 05:47:38] [INFO ] [Nat]Absence check using 49 positive and 991 generalized place invariants in 264 ms returned sat
[2023-03-24 05:47:42] [INFO ] After 4754ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:47:45] [INFO ] After 2618ms SMT Verify possible using 6202 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 05:47:51] [INFO ] Deduced a trap composed of 565 places in 5223 ms of which 4 ms to minimize.
[2023-03-24 05:47:51] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 5853 ms
[2023-03-24 05:47:51] [INFO ] After 8730ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 337 ms.
[2023-03-24 05:47:52] [INFO ] After 14657ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 2 out of 4455 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4455/4455 places, 11041/11041 transitions.
Applied a total of 0 rules in 590 ms. Remains 4455 /4455 variables (removed 0) and now considering 11041/11041 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 590 ms. Remains : 4455/4455 places, 11041/11041 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4455/4455 places, 11041/11041 transitions.
Applied a total of 0 rules in 574 ms. Remains 4455 /4455 variables (removed 0) and now considering 11041/11041 (removed 0) transitions.
[2023-03-24 05:47:53] [INFO ] Flow matrix only has 10156 transitions (discarded 885 similar events)
[2023-03-24 05:47:53] [INFO ] Invariant cache hit.
[2023-03-24 05:47:57] [INFO ] Implicit Places using invariants in 4251 ms returned []
Implicit Place search using SMT only with invariants took 4252 ms to find 0 implicit places.
[2023-03-24 05:47:57] [INFO ] Flow matrix only has 10156 transitions (discarded 885 similar events)
[2023-03-24 05:47:57] [INFO ] Invariant cache hit.
[2023-03-24 05:48:03] [INFO ] Dead Transitions using invariants and state equation in 6171 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10999 ms. Remains : 4455/4455 places, 11041/11041 transitions.
Graph (trivial) has 3378 edges and 4455 vertex of which 25 / 4455 are part of one of the 1 SCC in 1 ms
Free SCC test removed 24 places
Drop transitions removed 643 transitions
Ensure Unique test removed 842 transitions
Reduce isomorphic transitions removed 1485 transitions.
Graph (complete) has 35951 edges and 4431 vertex of which 4410 are kept as prefixes of interest. Removing 21 places using SCC suffix rule.4 ms
Discarding 21 places :
Also discarding 0 output transitions
Ensure Unique test removed 385 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t3685.t4028 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 241 transitions
Trivial Post-agglo rules discarded 241 transitions
Performed 241 trivial Post agglomeration. Transition count delta: 241
Iterating post reduction 0 with 243 rules applied. Total rules applied 245 place count 4024 transition count 9313
Ensure Unique test removed 1 places
Reduce places removed 242 places and 0 transitions.
Drop transitions removed 1 transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 241 transitions.
Drop transitions removed 240 transitions
Trivial Post-agglo rules discarded 240 transitions
Performed 240 trivial Post agglomeration. Transition count delta: 240
Iterating post reduction 1 with 723 rules applied. Total rules applied 968 place count 3782 transition count 8832
Ensure Unique test removed 1 places
Reduce places removed 241 places and 0 transitions.
Drop transitions removed 40 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 240 transitions.
Drop transitions removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 2 with 681 rules applied. Total rules applied 1649 place count 3541 transition count 8392
Ensure Unique test removed 40 places
Reduce places removed 240 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 198 transitions
Reduce isomorphic transitions removed 200 transitions.
Drop transitions removed 198 transitions
Trivial Post-agglo rules discarded 198 transitions
Performed 198 trivial Post agglomeration. Transition count delta: 198
Iterating post reduction 3 with 638 rules applied. Total rules applied 2287 place count 3301 transition count 7994
Ensure Unique test removed 2 places
Reduce places removed 200 places and 0 transitions.
Drop transitions removed 36 transitions
Ensure Unique test removed 162 transitions
Reduce isomorphic transitions removed 198 transitions.
Drop transitions removed 162 transitions
Trivial Post-agglo rules discarded 162 transitions
Performed 162 trivial Post agglomeration. Transition count delta: 162
Iterating post reduction 4 with 560 rules applied. Total rules applied 2847 place count 3101 transition count 7634
Ensure Unique test removed 36 places
Reduce places removed 198 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 160 transitions
Reduce isomorphic transitions removed 162 transitions.
Drop transitions removed 160 transitions
Trivial Post-agglo rules discarded 160 transitions
Performed 160 trivial Post agglomeration. Transition count delta: 160
Iterating post reduction 5 with 520 rules applied. Total rules applied 3367 place count 2903 transition count 7312
Ensure Unique test removed 2 places
Reduce places removed 162 places and 0 transitions.
Drop transitions removed 32 transitions
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 160 transitions.
Drop transitions removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 6 with 450 rules applied. Total rules applied 3817 place count 2741 transition count 7024
Ensure Unique test removed 32 places
Reduce places removed 160 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions removed 125 transitions
Trivial Post-agglo rules discarded 125 transitions
Performed 125 trivial Post agglomeration. Transition count delta: 125
Iterating post reduction 7 with 413 rules applied. Total rules applied 4230 place count 2581 transition count 6771
Ensure Unique test removed 2 places
Reduce places removed 127 places and 0 transitions.
Drop transitions removed 27 transitions
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 125 transitions.
Drop transitions removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 8 with 350 rules applied. Total rules applied 4580 place count 2454 transition count 6548
Ensure Unique test removed 27 places
Reduce places removed 125 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 98 transitions.
Drop transitions removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 9 with 319 rules applied. Total rules applied 4899 place count 2329 transition count 6354
Ensure Unique test removed 2 places
Reduce places removed 98 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 10 with 266 rules applied. Total rules applied 5165 place count 2231 transition count 6186
Ensure Unique test removed 24 places
Reduce places removed 96 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 72 transitions.
Drop transitions removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 11 with 238 rules applied. Total rules applied 5403 place count 2135 transition count 6044
Ensure Unique test removed 2 places
Reduce places removed 72 places and 0 transitions.
Drop transitions removed 20 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 70 transitions.
Drop transitions removed 50 transitions
Trivial Post-agglo rules discarded 50 transitions
Performed 50 trivial Post agglomeration. Transition count delta: 50
Iterating post reduction 12 with 192 rules applied. Total rules applied 5595 place count 2063 transition count 5924
Ensure Unique test removed 20 places
Reduce places removed 70 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 50 transitions.
Drop transitions removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 13 with 168 rules applied. Total rules applied 5763 place count 1993 transition count 5826
Ensure Unique test removed 2 places
Reduce places removed 50 places and 0 transitions.
Drop transitions removed 16 transitions
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 14 with 130 rules applied. Total rules applied 5893 place count 1943 transition count 5746
Ensure Unique test removed 16 places
Reduce places removed 48 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 15 with 110 rules applied. Total rules applied 6003 place count 1895 transition count 5684
Ensure Unique test removed 1 places
Reduce places removed 31 places and 0 transitions.
Drop transitions removed 12 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 16 with 79 rules applied. Total rules applied 6082 place count 1864 transition count 5636
Ensure Unique test removed 12 places
Reduce places removed 30 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 17 with 64 rules applied. Total rules applied 6146 place count 1834 transition count 5602
Ensure Unique test removed 2 places
Reduce places removed 18 places and 0 transitions.
Drop transitions removed 8 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 18 with 42 rules applied. Total rules applied 6188 place count 1816 transition count 5578
Ensure Unique test removed 8 places
Reduce places removed 16 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 19 with 30 rules applied. Total rules applied 6218 place count 1800 transition count 5564
Ensure Unique test removed 2 places
Reduce places removed 8 places and 0 transitions.
Drop transitions removed 4 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 20 with 16 rules applied. Total rules applied 6234 place count 1792 transition count 5556
Ensure Unique test removed 4 places
Reduce places removed 6 places and 0 transitions.
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 21 with 9 rules applied. Total rules applied 6243 place count 1786 transition count 5553
Ensure Unique test removed 2 places
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 22 with 4 rules applied. Total rules applied 6247 place count 1783 transition count 5552
Performed 350 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 350 Pre rules applied. Total rules applied 6247 place count 1783 transition count 5202
Deduced a syphon composed of 350 places in 2 ms
Ensure Unique test removed 350 places
Reduce places removed 700 places and 0 transitions.
Iterating global reduction 23 with 1050 rules applied. Total rules applied 7297 place count 1083 transition count 5202
Discarding 360 places :
Symmetric choice reduction at 23 with 360 rule applications. Total rules 7657 place count 723 transition count 4842
Iterating global reduction 23 with 360 rules applied. Total rules applied 8017 place count 723 transition count 4842
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 1 Pre rules applied. Total rules applied 8017 place count 723 transition count 4841
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 23 with 2 rules applied. Total rules applied 8019 place count 722 transition count 4841
Discarding 551 places :
Symmetric choice reduction at 23 with 551 rule applications. Total rules 8570 place count 171 transition count 984
Iterating global reduction 23 with 551 rules applied. Total rules applied 9121 place count 171 transition count 984
Ensure Unique test removed 551 transitions
Reduce isomorphic transitions removed 551 transitions.
Iterating post reduction 23 with 551 rules applied. Total rules applied 9672 place count 171 transition count 433
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 0 ms
Ensure Unique test removed 2 places
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 24 with 52 rules applied. Total rules applied 9724 place count 144 transition count 408
Free-agglomeration rule (complex) applied 14 times.
Iterating global reduction 24 with 14 rules applied. Total rules applied 9738 place count 144 transition count 394
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 24 with 14 rules applied. Total rules applied 9752 place count 130 transition count 394
Discarding 22 places :
Symmetric choice reduction at 25 with 22 rule applications. Total rules 9774 place count 108 transition count 240
Ensure Unique test removed 21 places
Iterating global reduction 25 with 43 rules applied. Total rules applied 9817 place count 87 transition count 240
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 25 with 22 rules applied. Total rules applied 9839 place count 87 transition count 218
Discarding 21 places :
Symmetric choice reduction at 26 with 21 rule applications. Total rules 9860 place count 66 transition count 71
Iterating global reduction 26 with 21 rules applied. Total rules applied 9881 place count 66 transition count 71
Discarding 20 places :
Symmetric choice reduction at 26 with 20 rule applications. Total rules 9901 place count 46 transition count 51
Iterating global reduction 26 with 20 rules applied. Total rules applied 9921 place count 46 transition count 51
Applied a total of 9921 rules in 6450 ms. Remains 46 /4455 variables (removed 4409) and now considering 51/11041 (removed 10990) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 51 rows 46 cols
[2023-03-24 05:48:10] [INFO ] Computed 21 place invariants in 1 ms
[2023-03-24 05:48:10] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-24 05:48:10] [INFO ] [Real]Absence check using 6 positive and 15 generalized place invariants in 3 ms returned sat
[2023-03-24 05:48:10] [INFO ] After 48ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:48:10] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-24 05:48:10] [INFO ] [Nat]Absence check using 6 positive and 15 generalized place invariants in 2 ms returned sat
[2023-03-24 05:48:10] [INFO ] After 15ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:48:10] [INFO ] After 22ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 4 ms.
[2023-03-24 05:48:10] [INFO ] After 55ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X (NOT p0)), true, (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 211 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 59 ms :[(NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 65 ms :[(NOT p2), (NOT p2)]
Support contains 2 out of 4792 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 4792/4792 places, 8084/8084 transitions.
Applied a total of 0 rules in 527 ms. Remains 4792 /4792 variables (removed 0) and now considering 8084/8084 (removed 0) transitions.
[2023-03-24 05:48:11] [INFO ] Flow matrix only has 7484 transitions (discarded 600 similar events)
// Phase 1: matrix 7484 rows 4792 cols
[2023-03-24 05:48:11] [INFO ] Computed 1040 place invariants in 182 ms
[2023-03-24 05:48:15] [INFO ] Implicit Places using invariants in 4824 ms returned []
[2023-03-24 05:48:15] [INFO ] Flow matrix only has 7484 transitions (discarded 600 similar events)
[2023-03-24 05:48:15] [INFO ] Invariant cache hit.
[2023-03-24 05:48:21] [INFO ] Implicit Places using invariants and state equation in 5865 ms returned [2521]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 10697 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 4791/4792 places, 8084/8084 transitions.
Applied a total of 0 rules in 507 ms. Remains 4791 /4791 variables (removed 0) and now considering 8084/8084 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 11732 ms. Remains : 4791/4792 places, 8084/8084 transitions.
Computed a total of 2191 stabilizing places and 2907 stable transitions
Computed a total of 2191 stabilizing places and 2907 stable transitions
Knowledge obtained : [p2, (X p2), (X (X p2))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 130 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 52 ms :[(NOT p2), (NOT p2)]
Incomplete random walk after 10000 steps, including 197 resets, run finished after 117 ms. (steps per millisecond=85 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 28 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 26874 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 26874 steps, saw 12549 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-24 05:48:25] [INFO ] Flow matrix only has 7484 transitions (discarded 600 similar events)
// Phase 1: matrix 7484 rows 4791 cols
[2023-03-24 05:48:25] [INFO ] Computed 1039 place invariants in 176 ms
[2023-03-24 05:48:26] [INFO ] [Real]Absence check using 49 positive place invariants in 85 ms returned sat
[2023-03-24 05:48:26] [INFO ] [Real]Absence check using 49 positive and 990 generalized place invariants in 312 ms returned sat
[2023-03-24 05:48:30] [INFO ] After 3912ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-24 05:48:30] [INFO ] State equation strengthened by 2908 read => feed constraints.
[2023-03-24 05:48:31] [INFO ] After 678ms SMT Verify possible using 2908 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:48:31] [INFO ] After 5613ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:48:31] [INFO ] [Nat]Absence check using 49 positive place invariants in 74 ms returned sat
[2023-03-24 05:48:32] [INFO ] [Nat]Absence check using 49 positive and 990 generalized place invariants in 291 ms returned sat
[2023-03-24 05:48:36] [INFO ] After 4130ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:48:41] [INFO ] After 4905ms SMT Verify possible using 2908 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 05:48:46] [INFO ] Deduced a trap composed of 721 places in 4808 ms of which 5 ms to minimize.
[2023-03-24 05:48:51] [INFO ] Deduced a trap composed of 293 places in 4910 ms of which 5 ms to minimize.
[2023-03-24 05:48:56] [INFO ] Deduced a trap composed of 331 places in 5021 ms of which 5 ms to minimize.
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:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
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:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-24 05:48:56] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-24 05:48:56] [INFO ] After 25340ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 2 ms.
Support contains 2 out of 4791 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4791/4791 places, 8084/8084 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 4790 transition count 8077
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 4790 transition count 8077
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 4789 transition count 8076
Free-agglomeration rule (complex) applied 335 times.
Iterating global reduction 0 with 335 rules applied. Total rules applied 339 place count 4789 transition count 11041
Reduce places removed 335 places and 0 transitions.
Iterating post reduction 0 with 335 rules applied. Total rules applied 674 place count 4454 transition count 11041
Applied a total of 674 rules in 2072 ms. Remains 4454 /4791 variables (removed 337) and now considering 11041/8084 (removed -2957) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2072 ms. Remains : 4454/4791 places, 11041/8084 transitions.
Incomplete random walk after 10000 steps, including 230 resets, run finished after 419 ms. (steps per millisecond=23 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 23193 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23193 steps, saw 10637 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-24 05:49:02] [INFO ] Flow matrix only has 10156 transitions (discarded 885 similar events)
// Phase 1: matrix 10156 rows 4454 cols
[2023-03-24 05:49:02] [INFO ] Computed 1039 place invariants in 234 ms
[2023-03-24 05:49:03] [INFO ] [Real]Absence check using 49 positive place invariants in 64 ms returned sat
[2023-03-24 05:49:03] [INFO ] [Real]Absence check using 49 positive and 990 generalized place invariants in 282 ms returned sat
[2023-03-24 05:49:08] [INFO ] After 5136ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-24 05:49:08] [INFO ] State equation strengthened by 6202 read => feed constraints.
[2023-03-24 05:49:09] [INFO ] After 878ms SMT Verify possible using 6202 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:49:09] [INFO ] After 6917ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:49:10] [INFO ] [Nat]Absence check using 49 positive place invariants in 63 ms returned sat
[2023-03-24 05:49:10] [INFO ] [Nat]Absence check using 49 positive and 990 generalized place invariants in 281 ms returned sat
[2023-03-24 05:49:15] [INFO ] After 5279ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:49:22] [INFO ] After 6536ms SMT Verify possible using 6202 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 05:49:27] [INFO ] Deduced a trap composed of 534 places in 5403 ms of which 4 ms to minimize.
[2023-03-24 05:49:34] [INFO ] Deduced a trap composed of 378 places in 5929 ms of which 5 ms to minimize.
[2023-03-24 05:49:34] [INFO ] Trap strengthening (SAT) tested/added 2/2 trap constraints in 12234 ms
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:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:769)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
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:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-24 05:49:34] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-24 05:49:34] [INFO ] After 25048ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 2 ms.
Support contains 2 out of 4454 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4454/4454 places, 11041/11041 transitions.
Applied a total of 0 rules in 591 ms. Remains 4454 /4454 variables (removed 0) and now considering 11041/11041 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 592 ms. Remains : 4454/4454 places, 11041/11041 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4454/4454 places, 11041/11041 transitions.
Applied a total of 0 rules in 579 ms. Remains 4454 /4454 variables (removed 0) and now considering 11041/11041 (removed 0) transitions.
[2023-03-24 05:49:35] [INFO ] Flow matrix only has 10156 transitions (discarded 885 similar events)
[2023-03-24 05:49:35] [INFO ] Invariant cache hit.
[2023-03-24 05:49:40] [INFO ] Implicit Places using invariants in 4262 ms returned []
Implicit Place search using SMT only with invariants took 4262 ms to find 0 implicit places.
[2023-03-24 05:49:40] [INFO ] Flow matrix only has 10156 transitions (discarded 885 similar events)
[2023-03-24 05:49:40] [INFO ] Invariant cache hit.
[2023-03-24 05:49:46] [INFO ] Dead Transitions using invariants and state equation in 6224 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11069 ms. Remains : 4454/4454 places, 11041/11041 transitions.
Graph (trivial) has 3378 edges and 4454 vertex of which 25 / 4454 are part of one of the 1 SCC in 1 ms
Free SCC test removed 24 places
Drop transitions removed 643 transitions
Ensure Unique test removed 842 transitions
Reduce isomorphic transitions removed 1485 transitions.
Graph (complete) has 35611 edges and 4430 vertex of which 4409 are kept as prefixes of interest. Removing 21 places using SCC suffix rule.4 ms
Discarding 21 places :
Also discarding 0 output transitions
Ensure Unique test removed 385 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t3685.t4028 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 241 transitions
Trivial Post-agglo rules discarded 241 transitions
Performed 241 trivial Post agglomeration. Transition count delta: 241
Iterating post reduction 0 with 243 rules applied. Total rules applied 245 place count 4023 transition count 9313
Ensure Unique test removed 1 places
Reduce places removed 242 places and 0 transitions.
Drop transitions removed 1 transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 241 transitions.
Drop transitions removed 240 transitions
Trivial Post-agglo rules discarded 240 transitions
Performed 240 trivial Post agglomeration. Transition count delta: 240
Iterating post reduction 1 with 723 rules applied. Total rules applied 968 place count 3781 transition count 8832
Ensure Unique test removed 1 places
Reduce places removed 241 places and 0 transitions.
Drop transitions removed 40 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 240 transitions.
Drop transitions removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 2 with 681 rules applied. Total rules applied 1649 place count 3540 transition count 8392
Ensure Unique test removed 40 places
Reduce places removed 240 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 198 transitions
Reduce isomorphic transitions removed 200 transitions.
Drop transitions removed 198 transitions
Trivial Post-agglo rules discarded 198 transitions
Performed 198 trivial Post agglomeration. Transition count delta: 198
Iterating post reduction 3 with 638 rules applied. Total rules applied 2287 place count 3300 transition count 7994
Ensure Unique test removed 2 places
Reduce places removed 200 places and 0 transitions.
Drop transitions removed 36 transitions
Ensure Unique test removed 162 transitions
Reduce isomorphic transitions removed 198 transitions.
Drop transitions removed 162 transitions
Trivial Post-agglo rules discarded 162 transitions
Performed 162 trivial Post agglomeration. Transition count delta: 162
Iterating post reduction 4 with 560 rules applied. Total rules applied 2847 place count 3100 transition count 7634
Ensure Unique test removed 36 places
Reduce places removed 198 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 160 transitions
Reduce isomorphic transitions removed 162 transitions.
Drop transitions removed 160 transitions
Trivial Post-agglo rules discarded 160 transitions
Performed 160 trivial Post agglomeration. Transition count delta: 160
Iterating post reduction 5 with 520 rules applied. Total rules applied 3367 place count 2902 transition count 7312
Ensure Unique test removed 2 places
Reduce places removed 162 places and 0 transitions.
Drop transitions removed 32 transitions
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 160 transitions.
Drop transitions removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 6 with 450 rules applied. Total rules applied 3817 place count 2740 transition count 7024
Ensure Unique test removed 32 places
Reduce places removed 160 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions removed 125 transitions
Trivial Post-agglo rules discarded 125 transitions
Performed 125 trivial Post agglomeration. Transition count delta: 125
Iterating post reduction 7 with 413 rules applied. Total rules applied 4230 place count 2580 transition count 6771
Ensure Unique test removed 2 places
Reduce places removed 127 places and 0 transitions.
Drop transitions removed 27 transitions
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 125 transitions.
Drop transitions removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 8 with 350 rules applied. Total rules applied 4580 place count 2453 transition count 6548
Ensure Unique test removed 27 places
Reduce places removed 125 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 98 transitions.
Drop transitions removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 9 with 319 rules applied. Total rules applied 4899 place count 2328 transition count 6354
Ensure Unique test removed 2 places
Reduce places removed 98 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 10 with 266 rules applied. Total rules applied 5165 place count 2230 transition count 6186
Ensure Unique test removed 24 places
Reduce places removed 96 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 72 transitions.
Drop transitions removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 11 with 238 rules applied. Total rules applied 5403 place count 2134 transition count 6044
Ensure Unique test removed 2 places
Reduce places removed 72 places and 0 transitions.
Drop transitions removed 20 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 70 transitions.
Drop transitions removed 50 transitions
Trivial Post-agglo rules discarded 50 transitions
Performed 50 trivial Post agglomeration. Transition count delta: 50
Iterating post reduction 12 with 192 rules applied. Total rules applied 5595 place count 2062 transition count 5924
Ensure Unique test removed 20 places
Reduce places removed 70 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 50 transitions.
Drop transitions removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 13 with 168 rules applied. Total rules applied 5763 place count 1992 transition count 5826
Ensure Unique test removed 2 places
Reduce places removed 50 places and 0 transitions.
Drop transitions removed 16 transitions
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 14 with 130 rules applied. Total rules applied 5893 place count 1942 transition count 5746
Ensure Unique test removed 16 places
Reduce places removed 48 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 15 with 110 rules applied. Total rules applied 6003 place count 1894 transition count 5684
Ensure Unique test removed 1 places
Reduce places removed 31 places and 0 transitions.
Drop transitions removed 12 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 16 with 79 rules applied. Total rules applied 6082 place count 1863 transition count 5636
Ensure Unique test removed 12 places
Reduce places removed 30 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 17 with 64 rules applied. Total rules applied 6146 place count 1833 transition count 5602
Ensure Unique test removed 2 places
Reduce places removed 18 places and 0 transitions.
Drop transitions removed 8 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 18 with 42 rules applied. Total rules applied 6188 place count 1815 transition count 5578
Ensure Unique test removed 8 places
Reduce places removed 16 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 19 with 30 rules applied. Total rules applied 6218 place count 1799 transition count 5564
Ensure Unique test removed 2 places
Reduce places removed 8 places and 0 transitions.
Drop transitions removed 4 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 20 with 16 rules applied. Total rules applied 6234 place count 1791 transition count 5556
Ensure Unique test removed 4 places
Reduce places removed 6 places and 0 transitions.
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 21 with 9 rules applied. Total rules applied 6243 place count 1785 transition count 5553
Ensure Unique test removed 2 places
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 22 with 4 rules applied. Total rules applied 6247 place count 1782 transition count 5552
Performed 350 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 350 Pre rules applied. Total rules applied 6247 place count 1782 transition count 5202
Deduced a syphon composed of 350 places in 2 ms
Ensure Unique test removed 350 places
Reduce places removed 700 places and 0 transitions.
Iterating global reduction 23 with 1050 rules applied. Total rules applied 7297 place count 1082 transition count 5202
Discarding 360 places :
Symmetric choice reduction at 23 with 360 rule applications. Total rules 7657 place count 722 transition count 4842
Iterating global reduction 23 with 360 rules applied. Total rules applied 8017 place count 722 transition count 4842
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 1 Pre rules applied. Total rules applied 8017 place count 722 transition count 4841
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 23 with 2 rules applied. Total rules applied 8019 place count 721 transition count 4841
Discarding 552 places :
Symmetric choice reduction at 23 with 552 rule applications. Total rules 8571 place count 169 transition count 977
Iterating global reduction 23 with 552 rules applied. Total rules applied 9123 place count 169 transition count 977
Ensure Unique test removed 552 transitions
Reduce isomorphic transitions removed 552 transitions.
Iterating post reduction 23 with 552 rules applied. Total rules applied 9675 place count 169 transition count 425
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 0 ms
Ensure Unique test removed 2 places
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 24 with 52 rules applied. Total rules applied 9727 place count 142 transition count 400
Discarding 1 places :
Symmetric choice reduction at 24 with 1 rule applications. Total rules 9728 place count 141 transition count 393
Iterating global reduction 24 with 1 rules applied. Total rules applied 9729 place count 141 transition count 393
Free-agglomeration rule (complex) applied 14 times.
Iterating global reduction 24 with 14 rules applied. Total rules applied 9743 place count 141 transition count 379
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 24 with 14 rules applied. Total rules applied 9757 place count 127 transition count 379
Discarding 21 places :
Symmetric choice reduction at 25 with 21 rule applications. Total rules 9778 place count 106 transition count 232
Ensure Unique test removed 20 places
Iterating global reduction 25 with 41 rules applied. Total rules applied 9819 place count 86 transition count 232
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 25 with 21 rules applied. Total rules applied 9840 place count 86 transition count 211
Discarding 20 places :
Symmetric choice reduction at 26 with 20 rule applications. Total rules 9860 place count 66 transition count 71
Iterating global reduction 26 with 20 rules applied. Total rules applied 9880 place count 66 transition count 71
Discarding 20 places :
Symmetric choice reduction at 26 with 20 rule applications. Total rules 9900 place count 46 transition count 51
Iterating global reduction 26 with 20 rules applied. Total rules applied 9920 place count 46 transition count 51
Applied a total of 9920 rules in 6443 ms. Remains 46 /4454 variables (removed 4408) and now considering 51/11041 (removed 10990) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 51 rows 46 cols
[2023-03-24 05:49:52] [INFO ] Computed 21 place invariants in 1 ms
[2023-03-24 05:49:52] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-24 05:49:52] [INFO ] [Real]Absence check using 6 positive and 15 generalized place invariants in 3 ms returned sat
[2023-03-24 05:49:52] [INFO ] After 44ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 05:49:52] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-24 05:49:52] [INFO ] [Nat]Absence check using 6 positive and 15 generalized place invariants in 3 ms returned sat
[2023-03-24 05:49:52] [INFO ] After 22ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 05:49:52] [INFO ] After 26ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 3 ms.
[2023-03-24 05:49:52] [INFO ] After 53ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p2, (X p2), (X (X p2))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 120 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 56 ms :[(NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 60 ms :[(NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 70 ms :[(NOT p2), (NOT p2)]
Product exploration explored 100000 steps with 1974 reset in 1147 ms.
Product exploration explored 100000 steps with 1973 reset in 1180 ms.
Support contains 2 out of 4791 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 4791/4791 places, 8084/8084 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 4790 transition count 8077
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 4790 transition count 8077
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 5 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 4789 transition count 8076
Applied a total of 4 rules in 1312 ms. Remains 4789 /4791 variables (removed 2) and now considering 8076/8084 (removed 8) transitions.
[2023-03-24 05:49:56] [INFO ] Flow matrix only has 7476 transitions (discarded 600 similar events)
// Phase 1: matrix 7476 rows 4789 cols
[2023-03-24 05:49:56] [INFO ] Computed 1039 place invariants in 182 ms
[2023-03-24 05:50:00] [INFO ] Implicit Places using invariants in 3868 ms returned []
[2023-03-24 05:50:00] [INFO ] Flow matrix only has 7476 transitions (discarded 600 similar events)
[2023-03-24 05:50:00] [INFO ] Invariant cache hit.
[2023-03-24 05:50:04] [INFO ] Implicit Places using invariants and state equation in 3731 ms returned []
Implicit Place search using SMT with State Equation took 7601 ms to find 0 implicit places.
[2023-03-24 05:50:05] [INFO ] Redundant transitions in 644 ms returned []
[2023-03-24 05:50:05] [INFO ] Flow matrix only has 7476 transitions (discarded 600 similar events)
[2023-03-24 05:50:05] [INFO ] Invariant cache hit.
[2023-03-24 05:50:09] [INFO ] Dead Transitions using invariants and state equation in 4599 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 4789/4791 places, 8076/8084 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 14167 ms. Remains : 4789/4791 places, 8076/8084 transitions.
Treatment of property MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-15 finished in 212119 ms.
[2023-03-24 05:50:10] [INFO ] Flatten gal took : 265 ms
[2023-03-24 05:50:10] [INFO ] Export to MCC of 5 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2023-03-24 05:50:10] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 5223 places, 8598 transitions and 39122 arcs took 41 ms.
Total runtime 1690683 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2577/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2577/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2577/ltl_2_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2577/ltl_3_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2577/ltl_4_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-01
Could not compute solution for formula : MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-02
Could not compute solution for formula : MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-04
Could not compute solution for formula : MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-09
Could not compute solution for formula : MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-15
BK_STOP 1679637037625
--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2023
ltl formula name MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-01
ltl formula formula --ltl=/tmp/2577/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 5223 places, 8598 transitions and 39122 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.910 real 0.280 user 0.360 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2577/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2577/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2577/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2577/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-02
ltl formula formula --ltl=/tmp/2577/ltl_1_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 5223 places, 8598 transitions and 39122 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.890 real 0.240 user 0.360 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2577/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2577/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2577/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2577/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-04
ltl formula formula --ltl=/tmp/2577/ltl_2_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 5223 places, 8598 transitions and 39122 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.890 real 0.330 user 0.270 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2577/ltl_2_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2577/ltl_2_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2577/ltl_2_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2577/ltl_2_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-09
ltl formula formula --ltl=/tmp/2577/ltl_3_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 5223 places, 8598 transitions and 39122 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.860 real 0.300 user 0.320 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2577/ltl_3_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2577/ltl_3_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2577/ltl_3_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2577/ltl_3_
pnml2lts-mc( 0/ 4): buchi has 5 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***
Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
0: pnml2lts-mc(+0xa23f4) [0x55c95e7e03f4]
1: pnml2lts-mc(+0xa2496) [0x55c95e7e0496]
2: /lib/x86_64-linux-gnu/libpthread.so.0(+0x13140) [0x7fe631f34140]
3: pnml2lts-mc(+0x405be5) [0x55c95eb43be5]
4: pnml2lts-mc(+0x16b3f9) [0x55c95e8a93f9]
5: pnml2lts-mc(+0x164ac4) [0x55c95e8a2ac4]
6: pnml2lts-mc(+0x272e0a) [0x55c95e9b0e0a]
7: pnml2lts-mc(+0xb61f0) [0x55c95e7f41f0]
8: /lib/x86_64-linux-gnu/libc.so.6(+0x3b4d7) [0x7fe631d874d7]
9: /lib/x86_64-linux-gnu/libc.so.6(+0x3b67a) [0x7fe631d8767a]
10: pnml2lts-mc(+0xa1581) [0x55c95e7df581]
11: pnml2lts-mc(+0xa1910) [0x55c95e7df910]
12: pnml2lts-mc(+0xa32a2) [0x55c95e7e12a2]
13: pnml2lts-mc(+0xa50f4) [0x55c95e7e30f4]
14: pnml2lts-mc(+0xa516b) [0x55c95e7e316b]
15: pnml2lts-mc(+0x3f34b3) [0x55c95eb314b3]
16: pnml2lts-mc(+0x7c63d) [0x55c95e7ba63d]
17: pnml2lts-mc(+0x67d86) [0x55c95e7a5d86]
18: pnml2lts-mc(+0x60a8a) [0x55c95e79ea8a]
19: pnml2lts-mc(+0x5eb15) [0x55c95e79cb15]
20: /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xea) [0x7fe631d6fd0a]
21: pnml2lts-mc(+0x6075e) [0x55c95e79e75e]
ltl formula name MultiCrashLeafsetExtension-PT-S24C07-LTLFireability-15
ltl formula formula --ltl=/tmp/2577/ltl_4_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 5223 places, 8598 transitions and 39122 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.890 real 0.300 user 0.290 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2577/ltl_4_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2577/ltl_4_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2577/ltl_4_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2577/ltl_4_
pnml2lts-mc( 0/ 4): buchi has 5 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
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-S24C07"
export BK_EXAMINATION="LTLFireability"
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 2-5348"
echo " Executing tool ltsminxred"
echo " Input is MultiCrashLeafsetExtension-PT-S24C07, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r233-tall-167856419500844"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/MultiCrashLeafsetExtension-PT-S24C07.tgz
mv MultiCrashLeafsetExtension-PT-S24C07 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;