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.r137-smll-167819418800556.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)
..........................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is DoubleLock-PT-p3s2, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r137-smll-167819418800556
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 748K
-rw-r--r-- 1 mcc users 6.0K Feb 25 14:23 CTLCardinality.txt
-rw-r--r-- 1 mcc users 61K Feb 25 14:23 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Feb 25 14:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Feb 25 14:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:01 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:01 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.6K Feb 25 14:24 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 105K Feb 25 14:24 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.5K Feb 25 14:24 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K Feb 25 14:24 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:01 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:01 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 330K 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 DoubleLock-PT-p3s2-LTLFireability-00
FORMULA_NAME DoubleLock-PT-p3s2-LTLFireability-01
FORMULA_NAME DoubleLock-PT-p3s2-LTLFireability-02
FORMULA_NAME DoubleLock-PT-p3s2-LTLFireability-03
FORMULA_NAME DoubleLock-PT-p3s2-LTLFireability-04
FORMULA_NAME DoubleLock-PT-p3s2-LTLFireability-05
FORMULA_NAME DoubleLock-PT-p3s2-LTLFireability-06
FORMULA_NAME DoubleLock-PT-p3s2-LTLFireability-07
FORMULA_NAME DoubleLock-PT-p3s2-LTLFireability-08
FORMULA_NAME DoubleLock-PT-p3s2-LTLFireability-09
FORMULA_NAME DoubleLock-PT-p3s2-LTLFireability-10
FORMULA_NAME DoubleLock-PT-p3s2-LTLFireability-11
FORMULA_NAME DoubleLock-PT-p3s2-LTLFireability-12
FORMULA_NAME DoubleLock-PT-p3s2-LTLFireability-13
FORMULA_NAME DoubleLock-PT-p3s2-LTLFireability-14
FORMULA_NAME DoubleLock-PT-p3s2-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678952385342

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=DoubleLock-PT-p3s2
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-16 07:39:47] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-16 07:39:47] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 07:39:48] [INFO ] Load time of PNML (sax parser for PT used): 170 ms
[2023-03-16 07:39:48] [INFO ] Transformed 112 places.
[2023-03-16 07:39:48] [INFO ] Transformed 744 transitions.
[2023-03-16 07:39:48] [INFO ] Parsed PT model containing 112 places and 744 transitions and 3008 arcs in 298 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 12 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Deduced a syphon composed of 20 places in 5 ms
Reduce places removed 20 places and 32 transitions.
FORMULA DoubleLock-PT-p3s2-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DoubleLock-PT-p3s2-LTLFireability-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 43 out of 92 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 92/92 places, 712/712 transitions.
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 89 transition count 712
Applied a total of 3 rules in 32 ms. Remains 89 /92 variables (removed 3) and now considering 712/712 (removed 0) transitions.
[2023-03-16 07:39:48] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
// Phase 1: matrix 515 rows 89 cols
[2023-03-16 07:39:48] [INFO ] Computed 2 place invariants in 22 ms
[2023-03-16 07:39:48] [INFO ] Implicit Places using invariants in 335 ms returned []
[2023-03-16 07:39:48] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:39:48] [INFO ] Invariant cache hit.
[2023-03-16 07:39:49] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:39:49] [INFO ] Implicit Places using invariants and state equation in 492 ms returned []
Implicit Place search using SMT with State Equation took 870 ms to find 0 implicit places.
[2023-03-16 07:39:49] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:39:49] [INFO ] Invariant cache hit.
[2023-03-16 07:39:49] [INFO ] Dead Transitions using invariants and state equation in 481 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 89/92 places, 712/712 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1388 ms. Remains : 89/92 places, 712/712 transitions.
Support contains 43 out of 89 places after structural reductions.
[2023-03-16 07:39:50] [INFO ] Flatten gal took : 119 ms
[2023-03-16 07:39:50] [INFO ] Flatten gal took : 67 ms
[2023-03-16 07:39:50] [INFO ] Input system was already deterministic with 712 transitions.
Incomplete random walk after 10000 steps, including 118 resets, run finished after 600 ms. (steps per millisecond=16 ) properties (out of 32) seen :13
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 19) 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 19) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1000 steps, including 3 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 19) 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 19) seen :2
Incomplete Best-First random walk after 1000 steps, including 3 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 17) 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 17) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 16) 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 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 16) 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 16) seen :0
Running SMT prover for 16 properties.
[2023-03-16 07:39:51] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:39:51] [INFO ] Invariant cache hit.
[2023-03-16 07:39:51] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-16 07:39:51] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-16 07:39:51] [INFO ] After 517ms SMT Verify possible using all constraints in real domain returned unsat :3 sat :0 real:13
[2023-03-16 07:39:51] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-16 07:39:51] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-16 07:39:52] [INFO ] After 393ms SMT Verify possible using state equation in natural domain returned unsat :7 sat :9
[2023-03-16 07:39:52] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:39:52] [INFO ] After 295ms SMT Verify possible using 47 Read/Feed constraints in natural domain returned unsat :7 sat :9
[2023-03-16 07:39:52] [INFO ] After 639ms SMT Verify possible using trap constraints in natural domain returned unsat :7 sat :9
Attempting to minimize the solution found.
Minimization took 254 ms.
[2023-03-16 07:39:53] [INFO ] After 1417ms SMT Verify possible using all constraints in natural domain returned unsat :7 sat :9
Fused 16 Parikh solutions to 9 different solutions.
Parikh walk visited 0 properties in 107 ms.
Support contains 17 out of 89 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 89/89 places, 712/712 transitions.
Applied a total of 0 rules in 43 ms. Remains 89 /89 variables (removed 0) and now considering 712/712 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44 ms. Remains : 89/89 places, 712/712 transitions.
Incomplete random walk after 10001 steps, including 114 resets, run finished after 159 ms. (steps per millisecond=62 ) properties (out of 9) seen :3
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 22 resets, run finished after 58 ms. (steps per millisecond=172 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 24 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 6) seen :1
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 24 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 56 ms. (steps per millisecond=178 ) properties (out of 5) seen :1
Running SMT prover for 4 properties.
[2023-03-16 07:39:53] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:39:53] [INFO ] Invariant cache hit.
[2023-03-16 07:39:53] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-16 07:39:53] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-16 07:39:54] [INFO ] After 311ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 07:39:54] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-16 07:39:54] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-16 07:39:54] [INFO ] After 243ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-16 07:39:54] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:39:54] [INFO ] After 131ms SMT Verify possible using 47 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-16 07:39:54] [INFO ] After 253ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 93 ms.
[2023-03-16 07:39:54] [INFO ] After 653ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Parikh walk visited 0 properties in 37 ms.
Support contains 8 out of 89 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 89/89 places, 712/712 transitions.
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 89 transition count 707
Applied a total of 5 rules in 26 ms. Remains 89 /89 variables (removed 0) and now considering 707/712 (removed 5) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 89/89 places, 707/712 transitions.
Incomplete random walk after 10001 steps, including 113 resets, run finished after 126 ms. (steps per millisecond=79 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 4) seen :1
Incomplete Best-First random walk after 10000 steps, including 23 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 20 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 3) seen :1
Running SMT prover for 2 properties.
[2023-03-16 07:39:55] [INFO ] Flow matrix only has 510 transitions (discarded 197 similar events)
// Phase 1: matrix 510 rows 89 cols
[2023-03-16 07:39:55] [INFO ] Computed 2 place invariants in 6 ms
[2023-03-16 07:39:55] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-16 07:39:55] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-16 07:39:55] [INFO ] After 226ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 07:39:55] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-16 07:39:55] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 5 ms returned sat
[2023-03-16 07:39:55] [INFO ] After 163ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 07:39:55] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:39:55] [INFO ] After 76ms SMT Verify possible using 47 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 07:39:55] [INFO ] After 136ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 38 ms.
[2023-03-16 07:39:55] [INFO ] After 390ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 11 ms.
Support contains 4 out of 89 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 89/89 places, 707/707 transitions.
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 89 transition count 705
Applied a total of 2 rules in 26 ms. Remains 89 /89 variables (removed 0) and now considering 705/707 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 89/89 places, 705/707 transitions.
Incomplete random walk after 10000 steps, including 117 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 333256 steps, run timeout after 3001 ms. (steps per millisecond=111 ) properties seen :{}
Probabilistic random walk after 333256 steps, saw 232949 distinct states, run finished after 3002 ms. (steps per millisecond=111 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 07:39:58] [INFO ] Flow matrix only has 508 transitions (discarded 197 similar events)
// Phase 1: matrix 508 rows 89 cols
[2023-03-16 07:39:58] [INFO ] Computed 2 place invariants in 5 ms
[2023-03-16 07:39:58] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-16 07:39:58] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-16 07:39:59] [INFO ] After 159ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:1
[2023-03-16 07:39:59] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:39:59] [INFO ] After 53ms SMT Verify possible using 47 Read/Feed constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 07:39:59] [INFO ] After 260ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 07:39:59] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-16 07:39:59] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-16 07:39:59] [INFO ] After 179ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 07:39:59] [INFO ] After 57ms SMT Verify possible using 47 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 07:39:59] [INFO ] After 114ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 45 ms.
[2023-03-16 07:39:59] [INFO ] After 381ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 15 ms.
Support contains 4 out of 89 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 89/89 places, 705/705 transitions.
Applied a total of 0 rules in 19 ms. Remains 89 /89 variables (removed 0) and now considering 705/705 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 89/89 places, 705/705 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 89/89 places, 705/705 transitions.
Applied a total of 0 rules in 22 ms. Remains 89 /89 variables (removed 0) and now considering 705/705 (removed 0) transitions.
[2023-03-16 07:39:59] [INFO ] Flow matrix only has 508 transitions (discarded 197 similar events)
[2023-03-16 07:39:59] [INFO ] Invariant cache hit.
[2023-03-16 07:39:59] [INFO ] Implicit Places using invariants in 142 ms returned []
[2023-03-16 07:39:59] [INFO ] Flow matrix only has 508 transitions (discarded 197 similar events)
[2023-03-16 07:39:59] [INFO ] Invariant cache hit.
[2023-03-16 07:39:59] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:40:00] [INFO ] Implicit Places using invariants and state equation in 448 ms returned []
Implicit Place search using SMT with State Equation took 594 ms to find 0 implicit places.
[2023-03-16 07:40:00] [INFO ] Redundant transitions in 50 ms returned []
[2023-03-16 07:40:00] [INFO ] Flow matrix only has 508 transitions (discarded 197 similar events)
[2023-03-16 07:40:00] [INFO ] Invariant cache hit.
[2023-03-16 07:40:00] [INFO ] Dead Transitions using invariants and state equation in 427 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1101 ms. Remains : 89/89 places, 705/705 transitions.
Ensure Unique test removed 197 transitions
Reduce isomorphic transitions removed 197 transitions.
Iterating post reduction 0 with 197 rules applied. Total rules applied 197 place count 89 transition count 508
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 8 Pre rules applied. Total rules applied 197 place count 89 transition count 500
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 213 place count 81 transition count 500
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 217 place count 79 transition count 498
Free-agglomeration rule applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 218 place count 79 transition count 497
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 219 place count 78 transition count 497
Applied a total of 219 rules in 42 ms. Remains 78 /89 variables (removed 11) and now considering 497/705 (removed 208) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 497 rows 78 cols
[2023-03-16 07:40:00] [INFO ] Computed 2 place invariants in 4 ms
[2023-03-16 07:40:00] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-16 07:40:00] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-16 07:40:00] [INFO ] After 200ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 07:40:01] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-16 07:40:01] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-16 07:40:01] [INFO ] After 165ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 07:40:01] [INFO ] State equation strengthened by 16 read => feed constraints.
[2023-03-16 07:40:01] [INFO ] After 45ms SMT Verify possible using 16 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 07:40:01] [INFO ] After 100ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 41 ms.
[2023-03-16 07:40:01] [INFO ] After 346ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
FORMULA DoubleLock-PT-p3s2-LTLFireability-07 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 7 atomic propositions for a total of 13 simplifications.
FORMULA DoubleLock-PT-p3s2-LTLFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DoubleLock-PT-p3s2-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 7 stabilizing places and 176 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' '!(G(F(p0)))'
Support contains 2 out of 89 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 89/89 places, 712/712 transitions.
Applied a total of 0 rules in 30 ms. Remains 89 /89 variables (removed 0) and now considering 712/712 (removed 0) transitions.
[2023-03-16 07:40:01] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
// Phase 1: matrix 515 rows 89 cols
[2023-03-16 07:40:01] [INFO ] Computed 2 place invariants in 4 ms
[2023-03-16 07:40:01] [INFO ] Implicit Places using invariants in 143 ms returned []
[2023-03-16 07:40:01] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:01] [INFO ] Invariant cache hit.
[2023-03-16 07:40:02] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:40:02] [INFO ] Implicit Places using invariants and state equation in 355 ms returned []
Implicit Place search using SMT with State Equation took 501 ms to find 0 implicit places.
[2023-03-16 07:40:02] [INFO ] Redundant transitions in 10 ms returned []
[2023-03-16 07:40:02] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:02] [INFO ] Invariant cache hit.
[2023-03-16 07:40:02] [INFO ] Dead Transitions using invariants and state equation in 418 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 983 ms. Remains : 89/89 places, 712/712 transitions.
Stuttering acceptance computed with spot in 284 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DoubleLock-PT-p3s2-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s45 1) (GEQ s71 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 43 steps with 0 reset in 3 ms.
FORMULA DoubleLock-PT-p3s2-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p3s2-LTLFireability-00 finished in 1353 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((X((G(!p0)&&X(X(F(!p1))))) U ((!p2&&X((G(!p0)&&X(X(F(!p1))))))||X(G((!p0&&F(!p1)))))))))'
Support contains 5 out of 89 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 89/89 places, 712/712 transitions.
Applied a total of 0 rules in 3 ms. Remains 89 /89 variables (removed 0) and now considering 712/712 (removed 0) transitions.
[2023-03-16 07:40:03] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:03] [INFO ] Invariant cache hit.
[2023-03-16 07:40:03] [INFO ] Implicit Places using invariants in 154 ms returned []
[2023-03-16 07:40:03] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:03] [INFO ] Invariant cache hit.
[2023-03-16 07:40:03] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:40:03] [INFO ] Implicit Places using invariants and state equation in 370 ms returned []
Implicit Place search using SMT with State Equation took 526 ms to find 0 implicit places.
[2023-03-16 07:40:03] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:03] [INFO ] Invariant cache hit.
[2023-03-16 07:40:03] [INFO ] Dead Transitions using invariants and state equation in 357 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 896 ms. Remains : 89/89 places, 712/712 transitions.
Stuttering acceptance computed with spot in 384 ms :[(OR p0 p1), (OR p0 p1), (OR p1 p0), (OR p0 p1), true, p0, p1, p1, p1]
Running random walk in product with property : DoubleLock-PT-p3s2-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=p0, acceptance={} source=2 dest: 4}, { cond=(NOT p0), acceptance={} source=2 dest: 5}, { cond=(NOT p0), acceptance={} source=2 dest: 6}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 7}], [{ cond=true, acceptance={} source=3 dest: 2}, { cond=(AND p2 (NOT p0)), acceptance={} source=3 dest: 3}, { cond=(AND p2 p0), acceptance={0} source=3 dest: 3}, { cond=(AND p2 (NOT p0) p1), acceptance={} source=3 dest: 8}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=p0, acceptance={} source=5 dest: 4}, { cond=(NOT p0), acceptance={} source=5 dest: 5}], [{ cond=true, acceptance={} source=6 dest: 7}], [{ cond=p1, acceptance={0} source=7 dest: 7}], [{ cond=p1, acceptance={} source=8 dest: 7}, { cond=(AND p2 p1), acceptance={0} source=8 dest: 8}]], initial=0, aps=[p0:(AND (GEQ s8 1) (GEQ s51 1)), p1:(OR (AND (GEQ s4 1) (GEQ s78 1)) (AND (GEQ s4 1) (GEQ s67 1))), p2:(AND (GEQ s4 1) (GEQ s67 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 6 steps with 0 reset in 1 ms.
FORMULA DoubleLock-PT-p3s2-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p3s2-LTLFireability-01 finished in 1314 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 89 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 89/89 places, 712/712 transitions.
Applied a total of 0 rules in 15 ms. Remains 89 /89 variables (removed 0) and now considering 712/712 (removed 0) transitions.
[2023-03-16 07:40:04] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:04] [INFO ] Invariant cache hit.
[2023-03-16 07:40:04] [INFO ] Implicit Places using invariants in 146 ms returned []
[2023-03-16 07:40:04] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:04] [INFO ] Invariant cache hit.
[2023-03-16 07:40:04] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:40:04] [INFO ] Implicit Places using invariants and state equation in 376 ms returned []
Implicit Place search using SMT with State Equation took 527 ms to find 0 implicit places.
[2023-03-16 07:40:04] [INFO ] Redundant transitions in 6 ms returned []
[2023-03-16 07:40:04] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:04] [INFO ] Invariant cache hit.
[2023-03-16 07:40:05] [INFO ] Dead Transitions using invariants and state equation in 360 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 918 ms. Remains : 89/89 places, 712/712 transitions.
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Running random walk in product with property : DoubleLock-PT-p3s2-LTLFireability-02 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 (GEQ s8 1) (GEQ s51 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 60 steps with 0 reset in 1 ms.
FORMULA DoubleLock-PT-p3s2-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p3s2-LTLFireability-02 finished in 972 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(p0)||F(p1))))'
Support contains 4 out of 89 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 89/89 places, 712/712 transitions.
Applied a total of 0 rules in 3 ms. Remains 89 /89 variables (removed 0) and now considering 712/712 (removed 0) transitions.
[2023-03-16 07:40:05] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:05] [INFO ] Invariant cache hit.
[2023-03-16 07:40:05] [INFO ] Implicit Places using invariants in 157 ms returned []
[2023-03-16 07:40:05] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:05] [INFO ] Invariant cache hit.
[2023-03-16 07:40:05] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:40:05] [INFO ] Implicit Places using invariants and state equation in 385 ms returned []
Implicit Place search using SMT with State Equation took 544 ms to find 0 implicit places.
[2023-03-16 07:40:05] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:05] [INFO ] Invariant cache hit.
[2023-03-16 07:40:06] [INFO ] Dead Transitions using invariants and state equation in 342 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 890 ms. Remains : 89/89 places, 712/712 transitions.
Stuttering acceptance computed with spot in 112 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : DoubleLock-PT-p3s2-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 2}]], initial=1, aps=[p1:(AND (GEQ s4 1) (GEQ s65 1)), p0:(AND (GEQ s12 1) (GEQ s84 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]]
Stuttering criterion allowed to conclude after 69 steps with 0 reset in 1 ms.
FORMULA DoubleLock-PT-p3s2-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p3s2-LTLFireability-03 finished in 1021 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((G(!p0) U (!p1&&X(G(!p2)))))))'
Support contains 4 out of 89 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 89/89 places, 712/712 transitions.
Applied a total of 0 rules in 3 ms. Remains 89 /89 variables (removed 0) and now considering 712/712 (removed 0) transitions.
[2023-03-16 07:40:06] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:06] [INFO ] Invariant cache hit.
[2023-03-16 07:40:06] [INFO ] Implicit Places using invariants in 115 ms returned []
[2023-03-16 07:40:06] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:06] [INFO ] Invariant cache hit.
[2023-03-16 07:40:06] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:40:06] [INFO ] Implicit Places using invariants and state equation in 370 ms returned []
Implicit Place search using SMT with State Equation took 487 ms to find 0 implicit places.
[2023-03-16 07:40:06] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:06] [INFO ] Invariant cache hit.
[2023-03-16 07:40:07] [INFO ] Dead Transitions using invariants and state equation in 379 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 871 ms. Remains : 89/89 places, 712/712 transitions.
Stuttering acceptance computed with spot in 280 ms :[(OR p1 p2), (OR p1 p2), true, p0, p2, (OR p2 p1), p2]
Running random walk in product with property : DoubleLock-PT-p3s2-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(OR (NOT p1) (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND p1 p0), acceptance={} source=1 dest: 2}, { cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 3}, { cond=(AND (NOT p1) p0), acceptance={} source=1 dest: 4}, { cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 5}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 6}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=p0, acceptance={} source=3 dest: 2}, { cond=(NOT p0), acceptance={} source=3 dest: 3}], [{ cond=p2, acceptance={} source=4 dest: 2}, { cond=(NOT p2), acceptance={} source=4 dest: 4}], [{ cond=(AND p1 p0), acceptance={} source=5 dest: 2}, { cond=(AND p1 (NOT p0)), acceptance={} source=5 dest: 3}, { cond=(AND (NOT p1) p0), acceptance={} source=5 dest: 4}, { cond=(AND p1 (NOT p0)), acceptance={0} source=5 dest: 5}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=5 dest: 6}], [{ cond=(AND p0 p2), acceptance={} source=6 dest: 2}, { cond=(AND (NOT p0) p2), acceptance={} source=6 dest: 3}, { cond=(AND p0 (NOT p2)), acceptance={} source=6 dest: 4}, { cond=(AND p1 (NOT p0) p2), acceptance={0} source=6 dest: 5}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=6 dest: 6}, { cond=(AND (NOT p1) (NOT p0) p2), acceptance={0} source=6 dest: 6}]], initial=0, aps=[p1:(AND (GEQ s37 1) (GEQ s63 1) (NOT (AND (GEQ s17 1) (GEQ s67 1)))), p0:(AND (GEQ s37 1) (GEQ s63 1)), p2:(AND (GEQ s17 1) (GEQ s67 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 1891 reset in 481 ms.
Product exploration explored 100000 steps with 1867 reset in 545 ms.
Computed a total of 7 stabilizing places and 176 stable transitions
Computed a total of 7 stabilizing places and 176 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2)), (X (OR (NOT p1) (NOT p0))), (X (NOT (AND p1 p0))), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND p1 (NOT p0)))), (X (AND (NOT p1) (NOT p0))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND p1 (NOT p0) p2)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND p0 p2)))), (X (X (OR (NOT p1) (NOT p0)))), true, (X (X (NOT (AND (NOT p1) (NOT p0) p2)))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND p1 p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p0))), (X (X (NOT (AND p0 (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 20 factoid took 1118 ms. Reduced automaton from 7 states, 23 edges and 3 AP (stutter sensitive) to 7 states, 23 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 286 ms :[(OR p1 p2), (OR p1 p2), true, p0, p2, (OR p2 p1), p2]
Incomplete random walk after 10001 steps, including 116 resets, run finished after 124 ms. (steps per millisecond=80 ) properties (out of 13) seen :4
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 24 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 30 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 45 ms. (steps per millisecond=222 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 24 resets, run finished after 45 ms. (steps per millisecond=222 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10000 steps, including 24 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 9) seen :0
Running SMT prover for 9 properties.
[2023-03-16 07:40:10] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:10] [INFO ] Invariant cache hit.
[2023-03-16 07:40:10] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-16 07:40:10] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-16 07:40:10] [INFO ] After 204ms SMT Verify possible using all constraints in real domain returned unsat :4 sat :0 real:5
[2023-03-16 07:40:10] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-16 07:40:10] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-16 07:40:11] [INFO ] After 239ms SMT Verify possible using state equation in natural domain returned unsat :4 sat :5
[2023-03-16 07:40:11] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:40:11] [INFO ] After 140ms SMT Verify possible using 47 Read/Feed constraints in natural domain returned unsat :4 sat :5
[2023-03-16 07:40:11] [INFO ] After 346ms SMT Verify possible using trap constraints in natural domain returned unsat :4 sat :5
Attempting to minimize the solution found.
Minimization took 96 ms.
[2023-03-16 07:40:11] [INFO ] After 759ms SMT Verify possible using all constraints in natural domain returned unsat :4 sat :5
Fused 9 Parikh solutions to 5 different solutions.
Parikh walk visited 0 properties in 17 ms.
Support contains 4 out of 89 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 89/89 places, 712/712 transitions.
Drop transitions removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 89 transition count 704
Applied a total of 8 rules in 20 ms. Remains 89 /89 variables (removed 0) and now considering 704/712 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 89/89 places, 704/712 transitions.
Incomplete random walk after 10004 steps, including 116 resets, run finished after 120 ms. (steps per millisecond=83 ) properties (out of 5) seen :0
Finished Best-First random walk after 3852 steps, including 10 resets, run visited all 5 properties in 27 ms. (steps per millisecond=142 )
Found 4 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2)), (X (OR (NOT p1) (NOT p0))), (X (NOT (AND p1 p0))), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND p1 (NOT p0)))), (X (AND (NOT p1) (NOT p0))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND p1 (NOT p0) p2)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND p0 p2)))), (X (X (OR (NOT p1) (NOT p0)))), true, (X (X (NOT (AND (NOT p1) (NOT p0) p2)))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND p1 p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p0))), (X (X (NOT (AND p0 (NOT p2))))), (G (NOT (AND p0 p2))), (G (NOT (AND (NOT p1) p0))), (G (NOT (AND p1 (NOT p0)))), (G (NOT (AND p1 (NOT p0) p2)))]
False Knowledge obtained : [(F (AND (NOT p0) p2)), (F (AND p0 (NOT p2))), (F (NOT (AND (NOT p1) (NOT p0)))), (F p2), (F (AND (NOT p1) (NOT p0) p2)), (F p0), (F (NOT (OR (NOT p1) (NOT p0)))), (F (AND p1 p0)), (F (NOT (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 24 factoid took 1418 ms. Reduced automaton from 7 states, 23 edges and 3 AP (stutter sensitive) to 6 states, 13 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 250 ms :[(OR p0 (AND (NOT p1) p2)), (OR p0 (AND (NOT p1) p2)), true, p0, (AND p2 (NOT p1)), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 223 ms :[(OR p0 (AND (NOT p1) p2)), (OR p0 (AND (NOT p1) p2)), true, p0, (AND p2 (NOT p1)), (AND (NOT p1) p2)]
Support contains 4 out of 89 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 89/89 places, 712/712 transitions.
Applied a total of 0 rules in 2 ms. Remains 89 /89 variables (removed 0) and now considering 712/712 (removed 0) transitions.
[2023-03-16 07:40:13] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:13] [INFO ] Invariant cache hit.
[2023-03-16 07:40:13] [INFO ] Implicit Places using invariants in 187 ms returned []
[2023-03-16 07:40:13] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:13] [INFO ] Invariant cache hit.
[2023-03-16 07:40:14] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:40:14] [INFO ] Implicit Places using invariants and state equation in 397 ms returned []
Implicit Place search using SMT with State Equation took 586 ms to find 0 implicit places.
[2023-03-16 07:40:14] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:14] [INFO ] Invariant cache hit.
[2023-03-16 07:40:14] [INFO ] Dead Transitions using invariants and state equation in 333 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 925 ms. Remains : 89/89 places, 712/712 transitions.
Computed a total of 7 stabilizing places and 176 stable transitions
Computed a total of 7 stabilizing places and 176 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p0)), true, (X (X (NOT p0))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) p2))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 292 ms. Reduced automaton from 6 states, 13 edges and 3 AP (stutter sensitive) to 6 states, 13 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 218 ms :[(OR p0 (AND (NOT p1) p2)), (OR p0 (AND (NOT p1) p2)), true, p0, (AND p2 (NOT p1)), (AND (NOT p1) p2)]
Incomplete random walk after 10006 steps, including 116 resets, run finished after 159 ms. (steps per millisecond=62 ) properties (out of 5) 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 5) seen :4
Running SMT prover for 1 properties.
[2023-03-16 07:40:15] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:15] [INFO ] Invariant cache hit.
[2023-03-16 07:40:15] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-16 07:40:15] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 3 ms returned sat
[2023-03-16 07:40:15] [INFO ] After 187ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:40:15] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-16 07:40:15] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-16 07:40:15] [INFO ] After 137ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:40:15] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:40:15] [INFO ] After 46ms SMT Verify possible using 47 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 07:40:15] [INFO ] After 72ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2023-03-16 07:40:15] [INFO ] After 270ms 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 89 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 89/89 places, 712/712 transitions.
Drop transitions removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 89 transition count 704
Applied a total of 8 rules in 13 ms. Remains 89 /89 variables (removed 0) and now considering 704/712 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 89/89 places, 704/712 transitions.
Incomplete random walk after 10005 steps, including 117 resets, run finished after 15 ms. (steps per millisecond=667 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 798410 steps, run timeout after 3001 ms. (steps per millisecond=266 ) properties seen :{}
Probabilistic random walk after 798410 steps, saw 589950 distinct states, run finished after 3002 ms. (steps per millisecond=265 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 07:40:18] [INFO ] Flow matrix only has 507 transitions (discarded 197 similar events)
// Phase 1: matrix 507 rows 89 cols
[2023-03-16 07:40:18] [INFO ] Computed 3 place invariants in 4 ms
[2023-03-16 07:40:18] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-16 07:40:19] [INFO ] After 181ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:40:19] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-16 07:40:19] [INFO ] After 132ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:40:19] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:40:19] [INFO ] After 39ms SMT Verify possible using 47 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 07:40:19] [INFO ] After 68ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2023-03-16 07:40:19] [INFO ] After 259ms 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 89 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 89/89 places, 704/704 transitions.
Applied a total of 0 rules in 11 ms. Remains 89 /89 variables (removed 0) and now considering 704/704 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 89/89 places, 704/704 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 89/89 places, 704/704 transitions.
Applied a total of 0 rules in 11 ms. Remains 89 /89 variables (removed 0) and now considering 704/704 (removed 0) transitions.
[2023-03-16 07:40:19] [INFO ] Flow matrix only has 507 transitions (discarded 197 similar events)
[2023-03-16 07:40:19] [INFO ] Invariant cache hit.
[2023-03-16 07:40:19] [INFO ] Implicit Places using invariants in 114 ms returned []
[2023-03-16 07:40:19] [INFO ] Flow matrix only has 507 transitions (discarded 197 similar events)
[2023-03-16 07:40:19] [INFO ] Invariant cache hit.
[2023-03-16 07:40:19] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:40:19] [INFO ] Implicit Places using invariants and state equation in 401 ms returned []
Implicit Place search using SMT with State Equation took 517 ms to find 0 implicit places.
[2023-03-16 07:40:19] [INFO ] Redundant transitions in 6 ms returned []
[2023-03-16 07:40:19] [INFO ] Flow matrix only has 507 transitions (discarded 197 similar events)
[2023-03-16 07:40:19] [INFO ] Invariant cache hit.
[2023-03-16 07:40:20] [INFO ] Dead Transitions using invariants and state equation in 349 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 892 ms. Remains : 89/89 places, 704/704 transitions.
Ensure Unique test removed 197 transitions
Reduce isomorphic transitions removed 197 transitions.
Iterating post reduction 0 with 197 rules applied. Total rules applied 197 place count 89 transition count 507
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 8 Pre rules applied. Total rules applied 197 place count 89 transition count 499
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 213 place count 81 transition count 499
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 217 place count 79 transition count 497
Applied a total of 217 rules in 19 ms. Remains 79 /89 variables (removed 10) and now considering 497/704 (removed 207) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 497 rows 79 cols
[2023-03-16 07:40:20] [INFO ] Computed 3 place invariants in 3 ms
[2023-03-16 07:40:20] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-16 07:40:20] [INFO ] After 159ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:40:20] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-16 07:40:20] [INFO ] After 128ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:40:20] [INFO ] State equation strengthened by 16 read => feed constraints.
[2023-03-16 07:40:20] [INFO ] After 21ms SMT Verify possible using 16 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 07:40:20] [INFO ] After 46ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2023-03-16 07:40:20] [INFO ] After 228ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p0)), true, (X (X (NOT p0))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) p2))))]
False Knowledge obtained : [(F (NOT (AND (NOT p1) (NOT p2)))), (F (NOT (OR p1 (NOT p2)))), (F (AND (NOT p1) p2)), (F (NOT (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 6 factoid took 424 ms. Reduced automaton from 6 states, 13 edges and 3 AP (stutter sensitive) to 6 states, 13 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 280 ms :[(OR p0 (AND (NOT p1) p2)), (OR p0 (AND (NOT p1) p2)), true, p0, (AND p2 (NOT p1)), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 281 ms :[(OR p0 (AND (NOT p1) p2)), (OR p0 (AND (NOT p1) p2)), true, p0, (AND p2 (NOT p1)), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 308 ms :[(OR p0 (AND (NOT p1) p2)), (OR p0 (AND (NOT p1) p2)), true, p0, (AND p2 (NOT p1)), (AND (NOT p1) p2)]
Product exploration explored 100000 steps with 1869 reset in 377 ms.
Product exploration explored 100000 steps with 1870 reset in 339 ms.
Applying partial POR strategy [false, true, true, true, true, true]
Stuttering acceptance computed with spot in 218 ms :[(OR p0 (AND (NOT p1) p2)), (OR p0 (AND (NOT p1) p2)), true, p0, (AND p2 (NOT p1)), (AND (NOT p1) p2)]
Support contains 4 out of 89 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 89/89 places, 712/712 transitions.
Applied a total of 0 rules in 13 ms. Remains 89 /89 variables (removed 0) and now considering 712/712 (removed 0) transitions.
[2023-03-16 07:40:23] [INFO ] Redundant transitions in 6 ms returned []
[2023-03-16 07:40:23] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
// Phase 1: matrix 515 rows 89 cols
[2023-03-16 07:40:23] [INFO ] Computed 2 place invariants in 4 ms
[2023-03-16 07:40:23] [INFO ] Dead Transitions using invariants and state equation in 427 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 453 ms. Remains : 89/89 places, 712/712 transitions.
Support contains 4 out of 89 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 89/89 places, 712/712 transitions.
Applied a total of 0 rules in 2 ms. Remains 89 /89 variables (removed 0) and now considering 712/712 (removed 0) transitions.
[2023-03-16 07:40:23] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:23] [INFO ] Invariant cache hit.
[2023-03-16 07:40:23] [INFO ] Implicit Places using invariants in 144 ms returned []
[2023-03-16 07:40:23] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:23] [INFO ] Invariant cache hit.
[2023-03-16 07:40:23] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:40:24] [INFO ] Implicit Places using invariants and state equation in 388 ms returned []
Implicit Place search using SMT with State Equation took 534 ms to find 0 implicit places.
[2023-03-16 07:40:24] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:24] [INFO ] Invariant cache hit.
[2023-03-16 07:40:24] [INFO ] Dead Transitions using invariants and state equation in 330 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 868 ms. Remains : 89/89 places, 712/712 transitions.
Treatment of property DoubleLock-PT-p3s2-LTLFireability-06 finished in 18295 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))'
Support contains 2 out of 89 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 89/89 places, 712/712 transitions.
Applied a total of 0 rules in 2 ms. Remains 89 /89 variables (removed 0) and now considering 712/712 (removed 0) transitions.
[2023-03-16 07:40:24] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:24] [INFO ] Invariant cache hit.
[2023-03-16 07:40:24] [INFO ] Implicit Places using invariants in 132 ms returned []
[2023-03-16 07:40:24] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:24] [INFO ] Invariant cache hit.
[2023-03-16 07:40:24] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:40:25] [INFO ] Implicit Places using invariants and state equation in 368 ms returned []
Implicit Place search using SMT with State Equation took 504 ms to find 0 implicit places.
[2023-03-16 07:40:25] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:25] [INFO ] Invariant cache hit.
[2023-03-16 07:40:25] [INFO ] Dead Transitions using invariants and state equation in 326 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 836 ms. Remains : 89/89 places, 712/712 transitions.
Stuttering acceptance computed with spot in 86 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : DoubleLock-PT-p3s2-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={0} source=2 dest: 2}]], initial=1, aps=[p0:(OR (LT s46 1) (LT s87 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][false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 344 ms.
Product exploration explored 100000 steps with 50000 reset in 273 ms.
Computed a total of 7 stabilizing places and 176 stable transitions
Computed a total of 7 stabilizing places and 176 stable transitions
Knowledge obtained : [p0, (X p0), true]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 66 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA DoubleLock-PT-p3s2-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DoubleLock-PT-p3s2-LTLFireability-08 finished in 1639 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&&F(p1))))'
Support contains 4 out of 89 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 89/89 places, 712/712 transitions.
Applied a total of 0 rules in 11 ms. Remains 89 /89 variables (removed 0) and now considering 712/712 (removed 0) transitions.
[2023-03-16 07:40:26] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:26] [INFO ] Invariant cache hit.
[2023-03-16 07:40:26] [INFO ] Implicit Places using invariants in 151 ms returned []
[2023-03-16 07:40:26] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:26] [INFO ] Invariant cache hit.
[2023-03-16 07:40:26] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:40:26] [INFO ] Implicit Places using invariants and state equation in 365 ms returned []
Implicit Place search using SMT with State Equation took 520 ms to find 0 implicit places.
[2023-03-16 07:40:26] [INFO ] Redundant transitions in 5 ms returned []
[2023-03-16 07:40:26] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:26] [INFO ] Invariant cache hit.
[2023-03-16 07:40:27] [INFO ] Dead Transitions using invariants and state equation in 323 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 877 ms. Remains : 89/89 places, 712/712 transitions.
Stuttering acceptance computed with spot in 77 ms :[(NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : DoubleLock-PT-p3s2-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 0}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=1, aps=[p1:(AND (GEQ s2 1) (GEQ s49 1)), p0:(OR (LT s0 1) (LT s83 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 48 steps with 0 reset in 1 ms.
FORMULA DoubleLock-PT-p3s2-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p3s2-LTLFireability-10 finished in 970 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&&F(p2)))&&X(p3)))'
Support contains 7 out of 89 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 89/89 places, 712/712 transitions.
Applied a total of 0 rules in 2 ms. Remains 89 /89 variables (removed 0) and now considering 712/712 (removed 0) transitions.
[2023-03-16 07:40:27] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:27] [INFO ] Invariant cache hit.
[2023-03-16 07:40:27] [INFO ] Implicit Places using invariants in 143 ms returned []
[2023-03-16 07:40:27] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:27] [INFO ] Invariant cache hit.
[2023-03-16 07:40:27] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:40:27] [INFO ] Implicit Places using invariants and state equation in 363 ms returned []
Implicit Place search using SMT with State Equation took 509 ms to find 0 implicit places.
[2023-03-16 07:40:27] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:27] [INFO ] Invariant cache hit.
[2023-03-16 07:40:28] [INFO ] Dead Transitions using invariants and state equation in 324 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 841 ms. Remains : 89/89 places, 712/712 transitions.
Stuttering acceptance computed with spot in 341 ms :[(OR (NOT p2) (NOT p3) p1), (OR (NOT p0) (NOT p2) p1), (NOT p3), (NOT p2), true]
Running random walk in product with property : DoubleLock-PT-p3s2-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}, { cond=(AND (NOT p1) (NOT p2)), acceptance={} source=0 dest: 3}], [{ cond=(AND p1 p0), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p2) p0), acceptance={} source=1 dest: 3}, { cond=(NOT p0), acceptance={} source=1 dest: 4}], [{ cond=(NOT p3), acceptance={} source=2 dest: 4}], [{ cond=(NOT p2), acceptance={} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 4}]], initial=0, aps=[p1:(AND (GEQ s5 1) (GEQ s82 1)), p2:(AND (GEQ s15 1) (GEQ s61 1)), p0:(AND (GEQ s5 1) (GEQ s73 1)), p3:(AND (GEQ s28 1) (GEQ s67 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][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 53 steps with 1 reset in 0 ms.
FORMULA DoubleLock-PT-p3s2-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p3s2-LTLFireability-12 finished in 1207 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 4 out of 89 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 89/89 places, 712/712 transitions.
Applied a total of 0 rules in 14 ms. Remains 89 /89 variables (removed 0) and now considering 712/712 (removed 0) transitions.
[2023-03-16 07:40:28] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:28] [INFO ] Invariant cache hit.
[2023-03-16 07:40:28] [INFO ] Implicit Places using invariants in 149 ms returned []
[2023-03-16 07:40:28] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:28] [INFO ] Invariant cache hit.
[2023-03-16 07:40:28] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:40:28] [INFO ] Implicit Places using invariants and state equation in 377 ms returned []
Implicit Place search using SMT with State Equation took 529 ms to find 0 implicit places.
[2023-03-16 07:40:29] [INFO ] Redundant transitions in 6 ms returned []
[2023-03-16 07:40:29] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:29] [INFO ] Invariant cache hit.
[2023-03-16 07:40:29] [INFO ] Dead Transitions using invariants and state equation in 416 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 971 ms. Remains : 89/89 places, 712/712 transitions.
Stuttering acceptance computed with spot in 107 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : DoubleLock-PT-p3s2-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 s6 1) (GEQ s88 1)), p1:(AND (GEQ s1 1) (GEQ s52 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 26 steps with 0 reset in 0 ms.
FORMULA DoubleLock-PT-p3s2-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p3s2-LTLFireability-13 finished in 1096 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)))'
Support contains 2 out of 89 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 89/89 places, 712/712 transitions.
Applied a total of 0 rules in 19 ms. Remains 89 /89 variables (removed 0) and now considering 712/712 (removed 0) transitions.
[2023-03-16 07:40:29] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:29] [INFO ] Invariant cache hit.
[2023-03-16 07:40:29] [INFO ] Implicit Places using invariants in 171 ms returned []
[2023-03-16 07:40:29] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:29] [INFO ] Invariant cache hit.
[2023-03-16 07:40:29] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:40:30] [INFO ] Implicit Places using invariants and state equation in 473 ms returned []
Implicit Place search using SMT with State Equation took 648 ms to find 0 implicit places.
[2023-03-16 07:40:30] [INFO ] Redundant transitions in 6 ms returned []
[2023-03-16 07:40:30] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:30] [INFO ] Invariant cache hit.
[2023-03-16 07:40:30] [INFO ] Dead Transitions using invariants and state equation in 341 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1024 ms. Remains : 89/89 places, 712/712 transitions.
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DoubleLock-PT-p3s2-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s2 1) (GEQ s61 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 53 steps with 0 reset in 0 ms.
FORMULA DoubleLock-PT-p3s2-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p3s2-LTLFireability-14 finished in 1112 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)))'
Support contains 4 out of 89 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 89/89 places, 712/712 transitions.
Applied a total of 0 rules in 9 ms. Remains 89 /89 variables (removed 0) and now considering 712/712 (removed 0) transitions.
[2023-03-16 07:40:30] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:30] [INFO ] Invariant cache hit.
[2023-03-16 07:40:30] [INFO ] Implicit Places using invariants in 150 ms returned []
[2023-03-16 07:40:30] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:30] [INFO ] Invariant cache hit.
[2023-03-16 07:40:30] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:40:31] [INFO ] Implicit Places using invariants and state equation in 343 ms returned []
Implicit Place search using SMT with State Equation took 495 ms to find 0 implicit places.
[2023-03-16 07:40:31] [INFO ] Redundant transitions in 6 ms returned []
[2023-03-16 07:40:31] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:31] [INFO ] Invariant cache hit.
[2023-03-16 07:40:31] [INFO ] Dead Transitions using invariants and state equation in 425 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 944 ms. Remains : 89/89 places, 712/712 transitions.
Stuttering acceptance computed with spot in 95 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DoubleLock-PT-p3s2-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (AND (GEQ s39 1) (GEQ s71 1)) (AND (GEQ s2 1) (GEQ s60 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 92 steps with 0 reset in 1 ms.
FORMULA DoubleLock-PT-p3s2-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p3s2-LTLFireability-15 finished in 1056 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((G(!p0) U (!p1&&X(G(!p2)))))))'
Found a Lengthening insensitive property : DoubleLock-PT-p3s2-LTLFireability-06
Stuttering acceptance computed with spot in 301 ms :[(OR p1 p2), (OR p1 p2), true, p0, p2, (OR p2 p1), p2]
Support contains 4 out of 89 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 89/89 places, 712/712 transitions.
Applied a total of 0 rules in 9 ms. Remains 89 /89 variables (removed 0) and now considering 712/712 (removed 0) transitions.
[2023-03-16 07:40:32] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:32] [INFO ] Invariant cache hit.
[2023-03-16 07:40:32] [INFO ] Implicit Places using invariants in 148 ms returned []
[2023-03-16 07:40:32] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:32] [INFO ] Invariant cache hit.
[2023-03-16 07:40:32] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:40:32] [INFO ] Implicit Places using invariants and state equation in 335 ms returned []
Implicit Place search using SMT with State Equation took 485 ms to find 0 implicit places.
[2023-03-16 07:40:32] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:32] [INFO ] Invariant cache hit.
[2023-03-16 07:40:32] [INFO ] Dead Transitions using invariants and state equation in 329 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 824 ms. Remains : 89/89 places, 712/712 transitions.
Running random walk in product with property : DoubleLock-PT-p3s2-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(OR (NOT p1) (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND p1 p0), acceptance={} source=1 dest: 2}, { cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 3}, { cond=(AND (NOT p1) p0), acceptance={} source=1 dest: 4}, { cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 5}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 6}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=p0, acceptance={} source=3 dest: 2}, { cond=(NOT p0), acceptance={} source=3 dest: 3}], [{ cond=p2, acceptance={} source=4 dest: 2}, { cond=(NOT p2), acceptance={} source=4 dest: 4}], [{ cond=(AND p1 p0), acceptance={} source=5 dest: 2}, { cond=(AND p1 (NOT p0)), acceptance={} source=5 dest: 3}, { cond=(AND (NOT p1) p0), acceptance={} source=5 dest: 4}, { cond=(AND p1 (NOT p0)), acceptance={0} source=5 dest: 5}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=5 dest: 6}], [{ cond=(AND p0 p2), acceptance={} source=6 dest: 2}, { cond=(AND (NOT p0) p2), acceptance={} source=6 dest: 3}, { cond=(AND p0 (NOT p2)), acceptance={} source=6 dest: 4}, { cond=(AND p1 (NOT p0) p2), acceptance={0} source=6 dest: 5}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=6 dest: 6}, { cond=(AND (NOT p1) (NOT p0) p2), acceptance={0} source=6 dest: 6}]], initial=0, aps=[p1:(AND (GEQ s37 1) (GEQ s63 1) (NOT (AND (GEQ s17 1) (GEQ s67 1)))), p0:(AND (GEQ s37 1) (GEQ s63 1)), p2:(AND (GEQ s17 1) (GEQ s67 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, no-univ-branch, stutter-sensitive, sl-invariant], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 1865 reset in 332 ms.
Product exploration explored 100000 steps with 1834 reset in 356 ms.
Computed a total of 7 stabilizing places and 176 stable transitions
Computed a total of 7 stabilizing places and 176 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2)), (X (OR (NOT p1) (NOT p0))), (X (NOT (AND p1 p0))), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND p1 (NOT p0)))), (X (AND (NOT p1) (NOT p0))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND p1 (NOT p0) p2)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND p0 p2)))), (X (X (OR (NOT p1) (NOT p0)))), true, (X (X (NOT (AND (NOT p1) (NOT p0) p2)))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND p1 p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p0))), (X (X (NOT (AND p0 (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 20 factoid took 1029 ms. Reduced automaton from 7 states, 23 edges and 3 AP (stutter sensitive) to 7 states, 23 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 254 ms :[(OR p1 p2), (OR p1 p2), true, p0, p2, (OR p2 p1), p2]
Incomplete random walk after 10004 steps, including 114 resets, run finished after 135 ms. (steps per millisecond=74 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10000 steps, including 27 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 24 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 24 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10000 steps, including 23 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 13) seen :4
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 9) seen :0
Running SMT prover for 9 properties.
[2023-03-16 07:40:35] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:35] [INFO ] Invariant cache hit.
[2023-03-16 07:40:35] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-16 07:40:35] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-16 07:40:35] [INFO ] After 227ms SMT Verify possible using all constraints in real domain returned unsat :4 sat :0 real:5
[2023-03-16 07:40:35] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-16 07:40:35] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-16 07:40:36] [INFO ] After 230ms SMT Verify possible using state equation in natural domain returned unsat :4 sat :5
[2023-03-16 07:40:36] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:40:36] [INFO ] After 133ms SMT Verify possible using 47 Read/Feed constraints in natural domain returned unsat :4 sat :5
[2023-03-16 07:40:36] [INFO ] After 290ms SMT Verify possible using trap constraints in natural domain returned unsat :4 sat :5
Attempting to minimize the solution found.
Minimization took 107 ms.
[2023-03-16 07:40:36] [INFO ] After 755ms SMT Verify possible using all constraints in natural domain returned unsat :4 sat :5
Fused 9 Parikh solutions to 5 different solutions.
Parikh walk visited 0 properties in 14 ms.
Support contains 4 out of 89 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 89/89 places, 712/712 transitions.
Drop transitions removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 89 transition count 704
Applied a total of 8 rules in 11 ms. Remains 89 /89 variables (removed 0) and now considering 704/712 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 89/89 places, 704/712 transitions.
Incomplete random walk after 10000 steps, including 113 resets, run finished after 126 ms. (steps per millisecond=79 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 25 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 5) seen :0
Finished Best-First random walk after 1551 steps, including 3 resets, run visited all 5 properties in 7 ms. (steps per millisecond=221 )
Found 4 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2)), (X (OR (NOT p1) (NOT p0))), (X (NOT (AND p1 p0))), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND p1 (NOT p0)))), (X (AND (NOT p1) (NOT p0))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND p1 (NOT p0) p2)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND p0 p2)))), (X (X (OR (NOT p1) (NOT p0)))), true, (X (X (NOT (AND (NOT p1) (NOT p0) p2)))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND p1 p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p0))), (X (X (NOT (AND p0 (NOT p2))))), (G (NOT (AND p0 p2))), (G (NOT (AND (NOT p1) p0))), (G (NOT (AND p1 (NOT p0)))), (G (NOT (AND p1 (NOT p0) p2)))]
False Knowledge obtained : [(F (AND (NOT p0) p2)), (F (AND p0 (NOT p2))), (F (NOT (AND (NOT p1) (NOT p0)))), (F p2), (F (AND (NOT p1) (NOT p0) p2)), (F p0), (F (NOT (OR (NOT p1) (NOT p0)))), (F (AND p1 p0)), (F (NOT (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 24 factoid took 1435 ms. Reduced automaton from 7 states, 23 edges and 3 AP (stutter sensitive) to 6 states, 13 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 325 ms :[(OR p0 (AND (NOT p1) p2)), (OR p0 (AND (NOT p1) p2)), true, p0, (AND p2 (NOT p1)), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 229 ms :[(OR p0 (AND (NOT p1) p2)), (OR p0 (AND (NOT p1) p2)), true, p0, (AND p2 (NOT p1)), (AND (NOT p1) p2)]
Support contains 4 out of 89 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 89/89 places, 712/712 transitions.
Applied a total of 0 rules in 2 ms. Remains 89 /89 variables (removed 0) and now considering 712/712 (removed 0) transitions.
[2023-03-16 07:40:38] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:38] [INFO ] Invariant cache hit.
[2023-03-16 07:40:38] [INFO ] Implicit Places using invariants in 143 ms returned []
[2023-03-16 07:40:38] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:38] [INFO ] Invariant cache hit.
[2023-03-16 07:40:39] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:40:39] [INFO ] Implicit Places using invariants and state equation in 400 ms returned []
Implicit Place search using SMT with State Equation took 546 ms to find 0 implicit places.
[2023-03-16 07:40:39] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:39] [INFO ] Invariant cache hit.
[2023-03-16 07:40:39] [INFO ] Dead Transitions using invariants and state equation in 461 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1012 ms. Remains : 89/89 places, 712/712 transitions.
Computed a total of 7 stabilizing places and 176 stable transitions
Computed a total of 7 stabilizing places and 176 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p0)), true, (X (X (NOT p0))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) p2))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 361 ms. Reduced automaton from 6 states, 13 edges and 3 AP (stutter sensitive) to 6 states, 13 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 217 ms :[(OR p0 (AND (NOT p1) p2)), (OR p0 (AND (NOT p1) p2)), true, p0, (AND p2 (NOT p1)), (AND (NOT p1) p2)]
Incomplete random walk after 10002 steps, including 115 resets, run finished after 122 ms. (steps per millisecond=81 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 27 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 5) seen :4
Running SMT prover for 1 properties.
[2023-03-16 07:40:40] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:40] [INFO ] Invariant cache hit.
[2023-03-16 07:40:40] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-16 07:40:40] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-16 07:40:40] [INFO ] After 184ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:40:40] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-16 07:40:40] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-16 07:40:40] [INFO ] After 135ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:40:40] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:40:40] [INFO ] After 42ms SMT Verify possible using 47 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 07:40:40] [INFO ] After 69ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2023-03-16 07:40:40] [INFO ] After 260ms 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 89 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 89/89 places, 712/712 transitions.
Drop transitions removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 89 transition count 704
Applied a total of 8 rules in 13 ms. Remains 89 /89 variables (removed 0) and now considering 704/712 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 89/89 places, 704/712 transitions.
Incomplete random walk after 10003 steps, including 114 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 817426 steps, run timeout after 3001 ms. (steps per millisecond=272 ) properties seen :{}
Probabilistic random walk after 817426 steps, saw 605435 distinct states, run finished after 3001 ms. (steps per millisecond=272 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 07:40:44] [INFO ] Flow matrix only has 507 transitions (discarded 197 similar events)
// Phase 1: matrix 507 rows 89 cols
[2023-03-16 07:40:44] [INFO ] Computed 3 place invariants in 5 ms
[2023-03-16 07:40:44] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-16 07:40:44] [INFO ] After 176ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:40:44] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-16 07:40:44] [INFO ] After 121ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:40:44] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:40:44] [INFO ] After 43ms SMT Verify possible using 47 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 07:40:44] [INFO ] After 74ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 19 ms.
[2023-03-16 07:40:44] [INFO ] After 253ms 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 89 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 89/89 places, 704/704 transitions.
Applied a total of 0 rules in 37 ms. Remains 89 /89 variables (removed 0) and now considering 704/704 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37 ms. Remains : 89/89 places, 704/704 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 89/89 places, 704/704 transitions.
Applied a total of 0 rules in 9 ms. Remains 89 /89 variables (removed 0) and now considering 704/704 (removed 0) transitions.
[2023-03-16 07:40:44] [INFO ] Flow matrix only has 507 transitions (discarded 197 similar events)
[2023-03-16 07:40:44] [INFO ] Invariant cache hit.
[2023-03-16 07:40:44] [INFO ] Implicit Places using invariants in 137 ms returned []
[2023-03-16 07:40:44] [INFO ] Flow matrix only has 507 transitions (discarded 197 similar events)
[2023-03-16 07:40:44] [INFO ] Invariant cache hit.
[2023-03-16 07:40:44] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:40:45] [INFO ] Implicit Places using invariants and state equation in 374 ms returned []
Implicit Place search using SMT with State Equation took 516 ms to find 0 implicit places.
[2023-03-16 07:40:45] [INFO ] Redundant transitions in 5 ms returned []
[2023-03-16 07:40:45] [INFO ] Flow matrix only has 507 transitions (discarded 197 similar events)
[2023-03-16 07:40:45] [INFO ] Invariant cache hit.
[2023-03-16 07:40:45] [INFO ] Dead Transitions using invariants and state equation in 417 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 957 ms. Remains : 89/89 places, 704/704 transitions.
Ensure Unique test removed 197 transitions
Reduce isomorphic transitions removed 197 transitions.
Iterating post reduction 0 with 197 rules applied. Total rules applied 197 place count 89 transition count 507
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 8 Pre rules applied. Total rules applied 197 place count 89 transition count 499
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 213 place count 81 transition count 499
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 217 place count 79 transition count 497
Applied a total of 217 rules in 14 ms. Remains 79 /89 variables (removed 10) and now considering 497/704 (removed 207) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 497 rows 79 cols
[2023-03-16 07:40:45] [INFO ] Computed 3 place invariants in 2 ms
[2023-03-16 07:40:45] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-16 07:40:45] [INFO ] After 161ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 07:40:45] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-16 07:40:45] [INFO ] After 133ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 07:40:45] [INFO ] State equation strengthened by 16 read => feed constraints.
[2023-03-16 07:40:45] [INFO ] After 22ms SMT Verify possible using 16 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 07:40:45] [INFO ] After 48ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2023-03-16 07:40:45] [INFO ] After 236ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p0)), true, (X (X (NOT p0))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) p2))))]
False Knowledge obtained : [(F (NOT (AND (NOT p1) (NOT p2)))), (F (NOT (OR p1 (NOT p2)))), (F (AND (NOT p1) p2)), (F (NOT (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 6 factoid took 383 ms. Reduced automaton from 6 states, 13 edges and 3 AP (stutter sensitive) to 6 states, 13 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 218 ms :[(OR p0 (AND (NOT p1) p2)), (OR p0 (AND (NOT p1) p2)), true, p0, (AND p2 (NOT p1)), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 218 ms :[(OR p0 (AND (NOT p1) p2)), (OR p0 (AND (NOT p1) p2)), true, p0, (AND p2 (NOT p1)), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 235 ms :[(OR p0 (AND (NOT p1) p2)), (OR p0 (AND (NOT p1) p2)), true, p0, (AND p2 (NOT p1)), (AND (NOT p1) p2)]
Product exploration explored 100000 steps with 1868 reset in 337 ms.
Product exploration explored 100000 steps with 1868 reset in 328 ms.
Applying partial POR strategy [false, true, true, true, true, true]
Stuttering acceptance computed with spot in 219 ms :[(OR p0 (AND (NOT p1) p2)), (OR p0 (AND (NOT p1) p2)), true, p0, (AND p2 (NOT p1)), (AND (NOT p1) p2)]
Support contains 4 out of 89 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 89/89 places, 712/712 transitions.
Applied a total of 0 rules in 10 ms. Remains 89 /89 variables (removed 0) and now considering 712/712 (removed 0) transitions.
[2023-03-16 07:40:47] [INFO ] Redundant transitions in 5 ms returned []
[2023-03-16 07:40:47] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
// Phase 1: matrix 515 rows 89 cols
[2023-03-16 07:40:47] [INFO ] Computed 2 place invariants in 3 ms
[2023-03-16 07:40:48] [INFO ] Dead Transitions using invariants and state equation in 407 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 430 ms. Remains : 89/89 places, 712/712 transitions.
Support contains 4 out of 89 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 89/89 places, 712/712 transitions.
Applied a total of 0 rules in 1 ms. Remains 89 /89 variables (removed 0) and now considering 712/712 (removed 0) transitions.
[2023-03-16 07:40:48] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:48] [INFO ] Invariant cache hit.
[2023-03-16 07:40:48] [INFO ] Implicit Places using invariants in 161 ms returned []
[2023-03-16 07:40:48] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:48] [INFO ] Invariant cache hit.
[2023-03-16 07:40:48] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-16 07:40:48] [INFO ] Implicit Places using invariants and state equation in 383 ms returned []
Implicit Place search using SMT with State Equation took 546 ms to find 0 implicit places.
[2023-03-16 07:40:48] [INFO ] Flow matrix only has 515 transitions (discarded 197 similar events)
[2023-03-16 07:40:48] [INFO ] Invariant cache hit.
[2023-03-16 07:40:49] [INFO ] Dead Transitions using invariants and state equation in 342 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 891 ms. Remains : 89/89 places, 712/712 transitions.
Treatment of property DoubleLock-PT-p3s2-LTLFireability-06 finished in 17651 ms.
[2023-03-16 07:40:49] [INFO ] Flatten gal took : 52 ms
[2023-03-16 07:40:49] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2023-03-16 07:40:49] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 89 places, 712 transitions and 2848 arcs took 7 ms.
Total runtime 61639 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1782/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : DoubleLock-PT-p3s2-LTLFireability-06

BK_STOP 1678952450877

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ 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 DoubleLock-PT-p3s2-LTLFireability-06
ltl formula formula --ltl=/tmp/1782/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 89 places, 712 transitions and 2848 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 0.080 real 0.020 user 0.030 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1782/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1782/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1782/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1782/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 7 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) [0x56112bbfe3f4]
1: pnml2lts-mc(+0xa2496) [0x56112bbfe496]
2: /lib/x86_64-linux-gnu/libpthread.so.0(+0x13140) [0x7f73ecdc8140]
3: pnml2lts-mc(+0x405be5) [0x56112bf61be5]
4: pnml2lts-mc(+0x16b3f9) [0x56112bcc73f9]
5: pnml2lts-mc(+0x164ac4) [0x56112bcc0ac4]
6: pnml2lts-mc(+0x272e0a) [0x56112bdcee0a]
7: pnml2lts-mc(+0xb61f0) [0x56112bc121f0]
8: /lib/x86_64-linux-gnu/libc.so.6(+0x3b4d7) [0x7f73ecc1b4d7]
9: /lib/x86_64-linux-gnu/libc.so.6(+0x3b67a) [0x7f73ecc1b67a]
10: pnml2lts-mc(+0xa1581) [0x56112bbfd581]
11: pnml2lts-mc(+0xa1910) [0x56112bbfd910]
12: pnml2lts-mc(+0xa32a2) [0x56112bbff2a2]
13: pnml2lts-mc(+0xa50f4) [0x56112bc010f4]
14: pnml2lts-mc(+0x3f34b3) [0x56112bf4f4b3]
15: pnml2lts-mc(+0x7c63d) [0x56112bbd863d]
16: pnml2lts-mc(+0x67d86) [0x56112bbc3d86]
17: pnml2lts-mc(+0x60a8a) [0x56112bbbca8a]
18: pnml2lts-mc(+0x5eb15) [0x56112bbbab15]
19: /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xea) [0x7f73ecc03d0a]
20: pnml2lts-mc(+0x6075e) [0x56112bbbc75e]

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="DoubleLock-PT-p3s2"
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 DoubleLock-PT-p3s2, 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 r137-smll-167819418800556"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DoubleLock-PT-p3s2.tgz
mv DoubleLock-PT-p3s2 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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;