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.r231-tall-167856416100436.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 lolaxred
Input is LamportFastMutEx-PT-7, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r231-tall-167856416100436
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.8M
-rw-r--r-- 1 mcc users 30K Feb 25 13:43 CTLCardinality.txt
-rw-r--r-- 1 mcc users 198K Feb 25 13:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 30K Feb 25 13:41 CTLFireability.txt
-rw-r--r-- 1 mcc users 165K Feb 25 13:41 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 13K Feb 25 16:20 LTLCardinality.txt
-rw-r--r-- 1 mcc users 56K Feb 25 16:20 LTLCardinality.xml
-rw-r--r-- 1 mcc users 15K Feb 25 16:20 LTLFireability.txt
-rw-r--r-- 1 mcc users 59K Feb 25 16:20 LTLFireability.xml
-rw-r--r-- 1 mcc users 38K Feb 25 13:49 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 240K Feb 25 13:49 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 93K Feb 25 13:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 499K Feb 25 13:48 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 4.0K Feb 25 16:20 UpperBounds.txt
-rw-r--r-- 1 mcc users 9.4K Feb 25 16:20 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 2 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 265K 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 LamportFastMutEx-PT-7-LTLFireability-00
FORMULA_NAME LamportFastMutEx-PT-7-LTLFireability-01
FORMULA_NAME LamportFastMutEx-PT-7-LTLFireability-02
FORMULA_NAME LamportFastMutEx-PT-7-LTLFireability-03
FORMULA_NAME LamportFastMutEx-PT-7-LTLFireability-04
FORMULA_NAME LamportFastMutEx-PT-7-LTLFireability-05
FORMULA_NAME LamportFastMutEx-PT-7-LTLFireability-06
FORMULA_NAME LamportFastMutEx-PT-7-LTLFireability-07
FORMULA_NAME LamportFastMutEx-PT-7-LTLFireability-08
FORMULA_NAME LamportFastMutEx-PT-7-LTLFireability-09
FORMULA_NAME LamportFastMutEx-PT-7-LTLFireability-10
FORMULA_NAME LamportFastMutEx-PT-7-LTLFireability-11
FORMULA_NAME LamportFastMutEx-PT-7-LTLFireability-12
FORMULA_NAME LamportFastMutEx-PT-7-LTLFireability-13
FORMULA_NAME LamportFastMutEx-PT-7-LTLFireability-14
FORMULA_NAME LamportFastMutEx-PT-7-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679455498936

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=lolaxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=LamportFastMutEx-PT-7
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-22 03:25:00] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-22 03:25:00] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 03:25:00] [INFO ] Load time of PNML (sax parser for PT used): 73 ms
[2023-03-22 03:25:00] [INFO ] Transformed 264 places.
[2023-03-22 03:25:00] [INFO ] Transformed 536 transitions.
[2023-03-22 03:25:00] [INFO ] Found NUPN structural information;
[2023-03-22 03:25:00] [INFO ] Completing missing partition info from NUPN : creating a component with [P_start_1_0, P_start_1_1, P_start_1_2, P_start_1_3, P_start_1_4, P_start_1_5, P_start_1_6, P_start_1_7, P_b_0_false, P_b_0_true, P_b_1_false, P_b_1_true, P_b_2_false, P_b_2_true, P_b_3_false, P_b_3_true, P_b_4_false, P_b_4_true, P_b_5_false, P_b_5_true, P_b_6_false, P_b_6_true, P_b_7_false, P_b_7_true, P_setx_3_0, P_setx_3_1, P_setx_3_2, P_setx_3_3, P_setx_3_4, P_setx_3_5, P_setx_3_6, P_setx_3_7, P_setbi_5_0, P_setbi_5_1, P_setbi_5_2, P_setbi_5_3, P_setbi_5_4, P_setbi_5_5, P_setbi_5_6, P_setbi_5_7, P_ify0_4_0, P_ify0_4_1, P_ify0_4_2, P_ify0_4_3, P_ify0_4_4, P_ify0_4_5, P_ify0_4_6, P_ify0_4_7, P_sety_9_0, P_sety_9_1, P_sety_9_2, P_sety_9_3, P_sety_9_4, P_sety_9_5, P_sety_9_6, P_sety_9_7, P_ifxi_10_0, P_ifxi_10_1, P_ifxi_10_2, P_ifxi_10_3, P_ifxi_10_4, P_ifxi_10_5, P_ifxi_10_6, P_ifxi_10_7, P_setbi_11_0, P_setbi_11_1, P_setbi_11_2, P_setbi_11_3, P_setbi_11_4, P_setbi_11_5, P_setbi_11_6, P_setbi_11_7, P_fordo_12_0, P_fordo_12_1, P_fordo_12_2, P_fordo_12_3, P_fordo_12_4, P_fordo_12_5, P_fordo_12_6, P_fordo_12_7, P_wait_0_0, P_wait_0_1, P_wait_0_2, P_wait_0_3, P_wait_0_4, P_wait_0_5, P_wait_0_6, P_wait_0_7, P_wait_1_0, P_wait_1_1, P_wait_1_2, P_wait_1_3, P_wait_1_4, P_wait_1_5, P_wait_1_6, P_wait_1_7, P_wait_2_0, P_wait_2_1, P_wait_2_2, P_wait_2_3, P_wait_2_4, P_wait_2_5, P_wait_2_6, P_wait_2_7, P_wait_3_0, P_wait_3_1, P_wait_3_2, P_wait_3_3, P_wait_3_4, P_wait_3_5, P_wait_3_6, P_wait_3_7, P_wait_4_0, P_wait_4_1, P_wait_4_2, P_wait_4_3, P_wait_4_4, P_wait_4_5, P_wait_4_6, P_wait_4_7, P_wait_5_0, P_wait_5_1, P_wait_5_2, P_wait_5_3, P_wait_5_4, P_wait_5_5, P_wait_5_6, P_wait_5_7, P_wait_6_0, P_wait_6_1, P_wait_6_2, P_wait_6_3, P_wait_6_4, P_wait_6_5, P_wait_6_6, P_wait_6_7, P_wait_7_0, P_wait_7_1, P_wait_7_2, P_wait_7_3, P_wait_7_4, P_wait_7_5, P_wait_7_6, P_wait_7_7, P_await_13_0, P_await_13_1, P_await_13_2, P_await_13_3, P_await_13_4, P_await_13_5, P_await_13_6, P_await_13_7, P_done_0_0, P_done_0_1, P_done_0_2, P_done_0_3, P_done_0_4, P_done_0_5, P_done_0_6, P_done_0_7, P_done_1_0, P_done_1_1, P_done_1_2, P_done_1_3, P_done_1_4, P_done_1_5, P_done_1_6, P_done_1_7, P_done_2_0, P_done_2_1, P_done_2_2, P_done_2_3, P_done_2_4, P_done_2_5, P_done_2_6, P_done_2_7, P_done_3_0, P_done_3_1, P_done_3_2, P_done_3_3, P_done_3_4, P_done_3_5, P_done_3_6, P_done_3_7, P_done_4_0, P_done_4_1, P_done_4_2, P_done_4_3, P_done_4_4, P_done_4_5, P_done_4_6, P_done_4_7, P_done_5_0, P_done_5_1, P_done_5_2, P_done_5_3, P_done_5_4, P_done_5_5, P_done_5_6, P_done_5_7, P_done_6_0, P_done_6_1, P_done_6_2, P_done_6_3, P_done_6_4, P_done_6_5, P_done_6_6, P_done_6_7, P_done_7_0, P_done_7_1, P_done_7_2, P_done_7_3, P_done_7_4, P_done_7_5, P_done_7_6, P_done_7_7, P_ifyi_15_0, P_ifyi_15_1, P_ifyi_15_2, P_ifyi_15_3, P_ifyi_15_4, P_ifyi_15_5, P_ifyi_15_6, P_ifyi_15_7, P_awaity_0, P_awaity_1, P_awaity_2, P_awaity_3, P_awaity_4, P_awaity_5, P_awaity_6, P_awaity_7, P_CS_21_0, P_CS_21_1, P_CS_21_2, P_CS_21_3, P_CS_21_4, P_CS_21_5, P_CS_21_6, P_CS_21_7, P_setbi_24_0, P_setbi_24_1, P_setbi_24_2, P_setbi_24_3, P_setbi_24_4, P_setbi_24_5, P_setbi_24_6, P_setbi_24_7]
[2023-03-22 03:25:00] [INFO ] Parsed PT model containing 264 places and 536 transitions and 2352 arcs in 139 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
Deduced a syphon composed of 45 places in 3 ms
Reduce places removed 45 places and 74 transitions.
FORMULA LamportFastMutEx-PT-7-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-7-LTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-7-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-7-LTLFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-7-LTLFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 149 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Applied a total of 0 rules in 15 ms. Remains 219 /219 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 03:25:00] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 219 cols
[2023-03-22 03:25:00] [INFO ] Computed 65 place invariants in 12 ms
[2023-03-22 03:25:01] [INFO ] Implicit Places using invariants in 404 ms returned []
[2023-03-22 03:25:01] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:01] [INFO ] Invariant cache hit.
[2023-03-22 03:25:01] [INFO ] State equation strengthened by 91 read => feed constraints.
[2023-03-22 03:25:01] [INFO ] Implicit Places using invariants and state equation in 242 ms returned []
Implicit Place search using SMT with State Equation took 670 ms to find 0 implicit places.
[2023-03-22 03:25:01] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:01] [INFO ] Invariant cache hit.
[2023-03-22 03:25:01] [INFO ] Dead Transitions using invariants and state equation in 202 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 889 ms. Remains : 219/219 places, 462/462 transitions.
Support contains 149 out of 219 places after structural reductions.
[2023-03-22 03:25:01] [INFO ] Flatten gal took : 61 ms
[2023-03-22 03:25:01] [INFO ] Flatten gal took : 43 ms
[2023-03-22 03:25:01] [INFO ] Input system was already deterministic with 462 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 287 ms. (steps per millisecond=34 ) properties (out of 20) seen :16
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
[2023-03-22 03:25:02] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:02] [INFO ] Invariant cache hit.
[2023-03-22 03:25:02] [INFO ] [Real]Absence check using 65 positive place invariants in 11 ms returned sat
[2023-03-22 03:25:02] [INFO ] After 219ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:3
[2023-03-22 03:25:02] [INFO ] [Nat]Absence check using 65 positive place invariants in 11 ms returned sat
[2023-03-22 03:25:02] [INFO ] After 106ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :3
[2023-03-22 03:25:02] [INFO ] State equation strengthened by 91 read => feed constraints.
[2023-03-22 03:25:02] [INFO ] After 82ms SMT Verify possible using 91 Read/Feed constraints in natural domain returned unsat :1 sat :3
[2023-03-22 03:25:03] [INFO ] Deduced a trap composed of 18 places in 77 ms of which 4 ms to minimize.
[2023-03-22 03:25:03] [INFO ] Deduced a trap composed of 8 places in 89 ms of which 1 ms to minimize.
[2023-03-22 03:25:03] [INFO ] Deduced a trap composed of 21 places in 98 ms of which 1 ms to minimize.
[2023-03-22 03:25:03] [INFO ] Deduced a trap composed of 11 places in 73 ms of which 1 ms to minimize.
[2023-03-22 03:25:03] [INFO ] Deduced a trap composed of 9 places in 66 ms of which 1 ms to minimize.
[2023-03-22 03:25:03] [INFO ] Deduced a trap composed of 16 places in 67 ms of which 0 ms to minimize.
[2023-03-22 03:25:03] [INFO ] Deduced a trap composed of 11 places in 38 ms of which 1 ms to minimize.
[2023-03-22 03:25:03] [INFO ] Deduced a trap composed of 9 places in 31 ms of which 1 ms to minimize.
[2023-03-22 03:25:03] [INFO ] Deduced a trap composed of 9 places in 28 ms of which 1 ms to minimize.
[2023-03-22 03:25:03] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 690 ms
[2023-03-22 03:25:03] [INFO ] After 790ms SMT Verify possible using trap constraints in natural domain returned unsat :3 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-22 03:25:03] [INFO ] After 1006ms SMT Verify possible using all constraints in natural domain returned unsat :3 sat :1
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 3 ms.
Support contains 2 out of 219 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 219/219 places, 462/462 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 212 transition count 455
Free-agglomeration rule (complex) applied 7 times.
Iterating global reduction 0 with 7 rules applied. Total rules applied 21 place count 212 transition count 448
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 0 with 7 rules applied. Total rules applied 28 place count 205 transition count 448
Applied a total of 28 rules in 56 ms. Remains 205 /219 variables (removed 14) and now considering 448/462 (removed 14) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56 ms. Remains : 205/219 places, 448/462 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Finished probabilistic random walk after 1144165 steps, run visited all 1 properties in 2892 ms. (steps per millisecond=395 )
Probabilistic random walk after 1144165 steps, saw 484744 distinct states, run finished after 2893 ms. (steps per millisecond=395 ) properties seen :1
Successfully simplified 3 atomic propositions for a total of 11 simplifications.
FORMULA LamportFastMutEx-PT-7-LTLFireability-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-7-LTLFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 1 stabilizing places and 7 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' '!(X(X(F((G(F(!p0))||(p1&&F(!p0)))))))'
Support contains 28 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Applied a total of 0 rules in 4 ms. Remains 219 /219 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 03:25:07] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:07] [INFO ] Invariant cache hit.
[2023-03-22 03:25:07] [INFO ] Implicit Places using invariants in 139 ms returned [135, 136, 137, 138, 139, 140, 141]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 141 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 212/219 places, 462/462 transitions.
Applied a total of 0 rules in 3 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 148 ms. Remains : 212/219 places, 462/462 transitions.
Stuttering acceptance computed with spot in 278 ms :[p0, p0, p0, p0]
Running random walk in product with property : LamportFastMutEx-PT-7-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={} source=2 dest: 2}, { cond=p0, acceptance={} source=2 dest: 3}], [{ cond=p0, acceptance={0} source=3 dest: 3}]], initial=0, aps=[p1:(OR (AND (EQ s21 1) (EQ s51 1)) (AND (EQ s17 1) (EQ s56 1)) (AND (EQ s22 1) (EQ s53 1)) (AND (EQ s16 1) (EQ s54 1)) (AND (EQ s22 1) (EQ s51 1)) (AND (E...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 7135 reset in 495 ms.
Product exploration explored 100000 steps with 7155 reset in 447 ms.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 128 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 175 ms :[p0, p0, p0, p0]
Finished random walk after 230 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=76 )
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p1), (F p0)]
Knowledge based reduction with 3 factoid took 165 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 149 ms :[p0, p0, p0, p0]
Stuttering acceptance computed with spot in 151 ms :[p0, p0, p0, p0]
Support contains 28 out of 212 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 212/212 places, 462/462 transitions.
Applied a total of 0 rules in 8 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 03:25:09] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 212 cols
[2023-03-22 03:25:09] [INFO ] Computed 58 place invariants in 4 ms
[2023-03-22 03:25:09] [INFO ] Implicit Places using invariants in 122 ms returned []
[2023-03-22 03:25:09] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:09] [INFO ] Invariant cache hit.
[2023-03-22 03:25:09] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:25:09] [INFO ] Implicit Places using invariants and state equation in 350 ms returned []
Implicit Place search using SMT with State Equation took 475 ms to find 0 implicit places.
[2023-03-22 03:25:09] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:09] [INFO ] Invariant cache hit.
[2023-03-22 03:25:09] [INFO ] Dead Transitions using invariants and state equation in 187 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 672 ms. Remains : 212/212 places, 462/462 transitions.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 119 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 151 ms :[p0, p0, p0, p0]
Finished random walk after 109 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=54 )
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p1), (F p0)]
Knowledge based reduction with 3 factoid took 155 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 134 ms :[p0, p0, p0, p0]
Stuttering acceptance computed with spot in 141 ms :[p0, p0, p0, p0]
Stuttering acceptance computed with spot in 152 ms :[p0, p0, p0, p0]
Product exploration explored 100000 steps with 7126 reset in 379 ms.
Product exploration explored 100000 steps with 7084 reset in 384 ms.
Applying partial POR strategy [false, false, true, true]
Stuttering acceptance computed with spot in 141 ms :[p0, p0, p0, p0]
Support contains 28 out of 212 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 212/212 places, 462/462 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 7 places in 0 ms
Iterating global reduction 0 with 7 rules applied. Total rules applied 7 place count 212 transition count 462
Deduced a syphon composed of 7 places in 0 ms
Applied a total of 7 rules in 26 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 03:25:11] [INFO ] Redundant transitions in 22 ms returned []
[2023-03-22 03:25:11] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 212 cols
[2023-03-22 03:25:11] [INFO ] Computed 58 place invariants in 8 ms
[2023-03-22 03:25:12] [INFO ] Dead Transitions using invariants and state equation in 222 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 212/212 places, 462/462 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 280 ms. Remains : 212/212 places, 462/462 transitions.
Support contains 28 out of 212 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 212/212 places, 462/462 transitions.
Applied a total of 0 rules in 12 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 03:25:12] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 212 cols
[2023-03-22 03:25:12] [INFO ] Computed 58 place invariants in 1 ms
[2023-03-22 03:25:12] [INFO ] Implicit Places using invariants in 130 ms returned []
[2023-03-22 03:25:12] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:12] [INFO ] Invariant cache hit.
[2023-03-22 03:25:12] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:25:12] [INFO ] Implicit Places using invariants and state equation in 275 ms returned []
Implicit Place search using SMT with State Equation took 408 ms to find 0 implicit places.
[2023-03-22 03:25:12] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:12] [INFO ] Invariant cache hit.
[2023-03-22 03:25:12] [INFO ] Dead Transitions using invariants and state equation in 174 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 596 ms. Remains : 212/212 places, 462/462 transitions.
Treatment of property LamportFastMutEx-PT-7-LTLFireability-00 finished in 5825 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' '!((!p0 U (G(!p0)||(!p0&&(G(!p1) U p2)))))'
Support contains 106 out of 219 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Applied a total of 0 rules in 10 ms. Remains 219 /219 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 03:25:12] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 219 cols
[2023-03-22 03:25:12] [INFO ] Computed 65 place invariants in 1 ms
[2023-03-22 03:25:12] [INFO ] Implicit Places using invariants in 117 ms returned []
[2023-03-22 03:25:12] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:12] [INFO ] Invariant cache hit.
[2023-03-22 03:25:13] [INFO ] State equation strengthened by 91 read => feed constraints.
[2023-03-22 03:25:13] [INFO ] Implicit Places using invariants and state equation in 225 ms returned []
Implicit Place search using SMT with State Equation took 345 ms to find 0 implicit places.
[2023-03-22 03:25:13] [INFO ] Redundant transitions in 9 ms returned []
[2023-03-22 03:25:13] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:13] [INFO ] Invariant cache hit.
[2023-03-22 03:25:13] [INFO ] Dead Transitions using invariants and state equation in 179 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 558 ms. Remains : 219/219 places, 462/462 transitions.
Stuttering acceptance computed with spot in 208 ms :[true, (OR (NOT p2) p1), p0, (OR (AND p0 (NOT p2)) (AND p0 p1)), p1]
Running random walk in product with property : LamportFastMutEx-PT-7-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p1, acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=1 dest: 1}, { cond=(AND p2 (NOT p1)), acceptance={0} source=1 dest: 4}], [{ cond=p0, acceptance={} source=2 dest: 0}, { cond=(AND (NOT p2) p1 (NOT p0)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={} source=2 dest: 3}], [{ cond=(AND p1 p0), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p2) (NOT p1) p0), acceptance={} source=3 dest: 1}, { cond=(AND (NOT p2) p1 (NOT p0)), acceptance={} source=3 dest: 2}, { cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={} source=3 dest: 3}, { cond=(AND p2 (NOT p1) p0), acceptance={} source=3 dest: 4}], [{ cond=p1, acceptance={} source=4 dest: 0}, { cond=(NOT p1), acceptance={} source=4 dest: 4}]], initial=2, aps=[p1:(OR (AND (EQ s10 1) (EQ s37 1)) (AND (EQ s11 1) (EQ s43 1)) (AND (EQ s10 1) (EQ s39 1)) (AND (EQ s11 1) (EQ s41 1)) (AND (EQ s11 1) (EQ s39 1)) (AND (E...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, weak, inherently-weak], stateDesc=[null, null, null, null, null][true, true, true, true, true]]
Entered a terminal (fully accepting) state of product in 26 steps with 0 reset in 5 ms.
FORMULA LamportFastMutEx-PT-7-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-PT-7-LTLFireability-03 finished in 815 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&&F(p1))))'
Support contains 22 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Applied a total of 0 rules in 3 ms. Remains 219 /219 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 03:25:13] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:13] [INFO ] Invariant cache hit.
[2023-03-22 03:25:13] [INFO ] Implicit Places using invariants in 166 ms returned [135, 136, 137, 138, 139, 140, 141]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 168 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 212/219 places, 462/462 transitions.
Applied a total of 0 rules in 2 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 173 ms. Remains : 212/219 places, 462/462 transitions.
Stuttering acceptance computed with spot in 148 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true]
Running random walk in product with property : LamportFastMutEx-PT-7-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 0}, { cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={0} source=3 dest: 3}]], initial=2, aps=[p1:(AND (OR (EQ s22 0) (EQ s60 0)) (OR (EQ s22 0) (EQ s58 0)) (OR (EQ s22 0) (EQ s64 0)) (OR (EQ s17 0) (EQ s61 0)) (OR (EQ s22 0) (EQ s62 0)) (OR (EQ s17...], 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, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA LamportFastMutEx-PT-7-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-PT-7-LTLFireability-04 finished in 349 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)||X(X(F(!p1)))) U (!p2 U (p3||G(!p2))))))'
Support contains 44 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Applied a total of 0 rules in 4 ms. Remains 219 /219 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 03:25:13] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:13] [INFO ] Invariant cache hit.
[2023-03-22 03:25:14] [INFO ] Implicit Places using invariants in 135 ms returned [135, 136, 137, 138, 139, 140, 141]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 137 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 212/219 places, 462/462 transitions.
Applied a total of 0 rules in 2 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 143 ms. Remains : 212/219 places, 462/462 transitions.
Stuttering acceptance computed with spot in 235 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 (NOT p3) p2), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 (NOT p3) p2), (AND (NOT p0) p1)]
Running random walk in product with property : LamportFastMutEx-PT-7-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p3) (NOT p2) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p3) p2), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p3) p2 (NOT p0)), acceptance={} source=0 dest: 3}], [{ cond=(AND (NOT p3) (NOT p2) (NOT p0)), acceptance={} source=1 dest: 4}, { cond=(AND (NOT p3) p2 (NOT p0)), acceptance={} source=1 dest: 5}], [{ cond=(AND (NOT p3) (NOT p2) (NOT p0)), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p3) (NOT p2)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p3) p2), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p3) p2 (NOT p0)), acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 5}], [{ cond=(AND (NOT p3) (NOT p2) (NOT p0) p1), acceptance={} source=4 dest: 4}, { cond=(AND (NOT p3) p2 (NOT p0) p1), acceptance={} source=4 dest: 5}], [{ cond=(AND (NOT p0) p1), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p3:(AND (NOT (OR (AND (EQ s10 1) (EQ s37 1)) (AND (EQ s11 1) (EQ s43 1)) (AND (EQ s10 1) (EQ s39 1)) (AND (EQ s11 1) (EQ s41 1)) (AND (EQ s11 1) (EQ s39 1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 15897 reset in 964 ms.
Product exploration explored 100000 steps with 15762 reset in 938 ms.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND p3 (NOT p2) (NOT p0) (NOT p1)), (X (AND (NOT p3) p2 (NOT p0))), (X (NOT (AND (NOT p3) (NOT p2)))), (X (AND (NOT p3) p2)), (X (NOT (AND (NOT p3) (NOT p2) (NOT p0)))), (X (NOT p0)), (X (X (NOT (AND (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p3) p2 (NOT p0) p1)))), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p0) p1))))]
False Knowledge obtained : [(X (X (AND (NOT p3) p2 (NOT p0)))), (X (X (NOT (AND (NOT p3) p2 (NOT p0))))), (X (X (AND (NOT p3) p2))), (X (X (NOT (AND (NOT p3) p2)))), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 11 factoid took 625 ms. Reduced automaton from 6 states, 14 edges and 4 AP (stutter sensitive) to 6 states, 14 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 262 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 8) seen :7
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 149 ms. (steps per millisecond=67 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-22 03:25:17] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 212 cols
[2023-03-22 03:25:17] [INFO ] Computed 58 place invariants in 6 ms
[2023-03-22 03:25:17] [INFO ] After 56ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 03:25:17] [INFO ] [Nat]Absence check using 58 positive place invariants in 9 ms returned sat
[2023-03-22 03:25:18] [INFO ] After 472ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 03:25:18] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:25:18] [INFO ] After 341ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 03:25:18] [INFO ] Deduced a trap composed of 9 places in 36 ms of which 1 ms to minimize.
[2023-03-22 03:25:18] [INFO ] Deduced a trap composed of 9 places in 47 ms of which 0 ms to minimize.
[2023-03-22 03:25:18] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 0 ms to minimize.
[2023-03-22 03:25:19] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 261 ms
[2023-03-22 03:25:19] [INFO ] After 959ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 341 ms.
[2023-03-22 03:25:19] [INFO ] After 1841ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 44 out of 212 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 212/212 places, 462/462 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 205 transition count 455
Applied a total of 14 rules in 11 ms. Remains 205 /212 variables (removed 7) and now considering 455/462 (removed 7) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 205/212 places, 455/462 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1094566 steps, run timeout after 3001 ms. (steps per millisecond=364 ) properties seen :{}
Probabilistic random walk after 1094566 steps, saw 470616 distinct states, run finished after 3003 ms. (steps per millisecond=364 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 03:25:22] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
// Phase 1: matrix 329 rows 205 cols
[2023-03-22 03:25:22] [INFO ] Computed 58 place invariants in 5 ms
[2023-03-22 03:25:22] [INFO ] After 44ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 03:25:22] [INFO ] [Nat]Absence check using 58 positive place invariants in 9 ms returned sat
[2023-03-22 03:25:23] [INFO ] After 441ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 03:25:23] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:25:23] [INFO ] After 340ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 03:25:23] [INFO ] After 695ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 356 ms.
[2023-03-22 03:25:24] [INFO ] After 1575ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 44 out of 205 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 9 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 205/205 places, 455/455 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 8 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
[2023-03-22 03:25:24] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:25:24] [INFO ] Invariant cache hit.
[2023-03-22 03:25:24] [INFO ] Implicit Places using invariants in 102 ms returned []
[2023-03-22 03:25:24] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:25:24] [INFO ] Invariant cache hit.
[2023-03-22 03:25:24] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:25:24] [INFO ] Implicit Places using invariants and state equation in 259 ms returned []
Implicit Place search using SMT with State Equation took 363 ms to find 0 implicit places.
[2023-03-22 03:25:24] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-22 03:25:24] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:25:24] [INFO ] Invariant cache hit.
[2023-03-22 03:25:24] [INFO ] Dead Transitions using invariants and state equation in 170 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 563 ms. Remains : 205/205 places, 455/455 transitions.
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 126 transitions.
Iterating post reduction 0 with 126 rules applied. Total rules applied 126 place count 205 transition count 329
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 49 Pre rules applied. Total rules applied 126 place count 205 transition count 280
Deduced a syphon composed of 49 places in 0 ms
Ensure Unique test removed 42 places
Reduce places removed 91 places and 0 transitions.
Iterating global reduction 1 with 140 rules applied. Total rules applied 266 place count 114 transition count 280
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 1 with 14 rules applied. Total rules applied 280 place count 107 transition count 273
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 287 place count 100 transition count 259
Iterating global reduction 1 with 7 rules applied. Total rules applied 294 place count 100 transition count 259
Free-agglomeration rule applied 7 times.
Iterating global reduction 1 with 7 rules applied. Total rules applied 301 place count 100 transition count 252
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 308 place count 93 transition count 252
Partial Free-agglomeration rule applied 7 times.
Drop transitions removed 7 transitions
Iterating global reduction 2 with 7 rules applied. Total rules applied 315 place count 93 transition count 252
Drop transitions removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 2 with 7 rules applied. Total rules applied 322 place count 93 transition count 245
Applied a total of 322 rules in 26 ms. Remains 93 /205 variables (removed 112) and now considering 245/455 (removed 210) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 245 rows 93 cols
[2023-03-22 03:25:24] [INFO ] Computed 16 place invariants in 1 ms
[2023-03-22 03:25:24] [INFO ] After 37ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 03:25:24] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2023-03-22 03:25:25] [INFO ] After 384ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 03:25:25] [INFO ] After 718ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 304 ms.
[2023-03-22 03:25:25] [INFO ] After 1055ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND p3 (NOT p2) (NOT p0) (NOT p1)), (X (AND (NOT p3) p2 (NOT p0))), (X (NOT (AND (NOT p3) (NOT p2)))), (X (AND (NOT p3) p2)), (X (NOT (AND (NOT p3) (NOT p2) (NOT p0)))), (X (NOT p0)), (X (X (NOT (AND (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p3) p2 (NOT p0) p1)))), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p0) p1))))]
False Knowledge obtained : [(X (X (AND (NOT p3) p2 (NOT p0)))), (X (X (NOT (AND (NOT p3) p2 (NOT p0))))), (X (X (AND (NOT p3) p2))), (X (X (NOT (AND (NOT p3) p2)))), (X (X (NOT p0))), (X (X p0)), (F p0), (F (AND (NOT p2) (NOT p3))), (F (AND p1 p2 (NOT p0) (NOT p3))), (F (AND (NOT p2) (NOT p0) (NOT p3))), (F (AND p2 (NOT p0) (NOT p3))), (F (AND p2 (NOT p3))), (F (AND p1 (NOT p0)))]
Knowledge based reduction with 11 factoid took 736 ms. Reduced automaton from 6 states, 14 edges and 4 AP (stutter sensitive) to 6 states, 14 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 227 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 250 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Support contains 44 out of 212 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 212/212 places, 462/462 transitions.
Applied a total of 0 rules in 4 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 03:25:27] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 212 cols
[2023-03-22 03:25:27] [INFO ] Computed 58 place invariants in 4 ms
[2023-03-22 03:25:27] [INFO ] Implicit Places using invariants in 110 ms returned []
[2023-03-22 03:25:27] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:27] [INFO ] Invariant cache hit.
[2023-03-22 03:25:27] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:25:27] [INFO ] Implicit Places using invariants and state equation in 237 ms returned []
Implicit Place search using SMT with State Equation took 349 ms to find 0 implicit places.
[2023-03-22 03:25:27] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:27] [INFO ] Invariant cache hit.
[2023-03-22 03:25:27] [INFO ] Dead Transitions using invariants and state equation in 168 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 522 ms. Remains : 212/212 places, 462/462 transitions.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p0) p3 (NOT p1)), (X (NOT (AND (NOT p2) (NOT p3)))), (X (NOT (AND (NOT p2) (NOT p0) (NOT p3)))), (X (AND p2 (NOT p0) (NOT p3))), (X (AND p2 (NOT p3))), (X (NOT p0)), (X (X (NOT (AND p1 (NOT p2) (NOT p0) (NOT p3))))), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p1 p2 (NOT p0) (NOT p3))))), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p3)))))]
False Knowledge obtained : [(X (X (AND p2 (NOT p0) (NOT p3)))), (X (X (NOT (AND p2 (NOT p0) (NOT p3))))), (X (X (AND p2 (NOT p3)))), (X (X (NOT (AND p2 (NOT p3))))), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 11 factoid took 720 ms. Reduced automaton from 6 states, 14 edges and 4 AP (stutter sensitive) to 6 states, 14 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 248 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 134 ms. (steps per millisecond=74 ) properties (out of 8) seen :7
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 112 ms. (steps per millisecond=89 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-22 03:25:28] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:28] [INFO ] Invariant cache hit.
[2023-03-22 03:25:29] [INFO ] After 52ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 03:25:29] [INFO ] [Nat]Absence check using 58 positive place invariants in 8 ms returned sat
[2023-03-22 03:25:29] [INFO ] After 443ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 03:25:29] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:25:29] [INFO ] After 350ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 03:25:30] [INFO ] Deduced a trap composed of 32 places in 78 ms of which 0 ms to minimize.
[2023-03-22 03:25:30] [INFO ] Deduced a trap composed of 30 places in 70 ms of which 1 ms to minimize.
[2023-03-22 03:25:30] [INFO ] Deduced a trap composed of 28 places in 68 ms of which 1 ms to minimize.
[2023-03-22 03:25:30] [INFO ] Deduced a trap composed of 36 places in 67 ms of which 1 ms to minimize.
[2023-03-22 03:25:30] [INFO ] Deduced a trap composed of 16 places in 72 ms of which 0 ms to minimize.
[2023-03-22 03:25:30] [INFO ] Deduced a trap composed of 29 places in 68 ms of which 1 ms to minimize.
[2023-03-22 03:25:30] [INFO ] Deduced a trap composed of 30 places in 70 ms of which 1 ms to minimize.
[2023-03-22 03:25:30] [INFO ] Deduced a trap composed of 18 places in 68 ms of which 1 ms to minimize.
[2023-03-22 03:25:31] [INFO ] Deduced a trap composed of 26 places in 85 ms of which 1 ms to minimize.
[2023-03-22 03:25:31] [INFO ] Deduced a trap composed of 22 places in 86 ms of which 0 ms to minimize.
[2023-03-22 03:25:31] [INFO ] Deduced a trap composed of 9 places in 86 ms of which 0 ms to minimize.
[2023-03-22 03:25:31] [INFO ] Deduced a trap composed of 9 places in 65 ms of which 0 ms to minimize.
[2023-03-22 03:25:31] [INFO ] Deduced a trap composed of 9 places in 80 ms of which 0 ms to minimize.
[2023-03-22 03:25:31] [INFO ] Deduced a trap composed of 10 places in 77 ms of which 0 ms to minimize.
[2023-03-22 03:25:31] [INFO ] Deduced a trap composed of 22 places in 73 ms of which 0 ms to minimize.
[2023-03-22 03:25:31] [INFO ] Trap strengthening (SAT) tested/added 16/15 trap constraints in 1377 ms
[2023-03-22 03:25:31] [INFO ] After 2053ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 340 ms.
[2023-03-22 03:25:31] [INFO ] After 2917ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 44 out of 212 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 212/212 places, 462/462 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 205 transition count 455
Applied a total of 14 rules in 20 ms. Remains 205 /212 variables (removed 7) and now considering 455/462 (removed 7) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 205/212 places, 455/462 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 116 ms. (steps per millisecond=86 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 971675 steps, run timeout after 3001 ms. (steps per millisecond=323 ) properties seen :{}
Probabilistic random walk after 971675 steps, saw 422902 distinct states, run finished after 3001 ms. (steps per millisecond=323 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 03:25:35] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
// Phase 1: matrix 329 rows 205 cols
[2023-03-22 03:25:35] [INFO ] Computed 58 place invariants in 6 ms
[2023-03-22 03:25:35] [INFO ] After 50ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 03:25:35] [INFO ] [Nat]Absence check using 58 positive place invariants in 9 ms returned sat
[2023-03-22 03:25:35] [INFO ] After 424ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 03:25:35] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:25:36] [INFO ] After 322ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 03:25:36] [INFO ] Deduced a trap composed of 27 places in 52 ms of which 1 ms to minimize.
[2023-03-22 03:25:36] [INFO ] Deduced a trap composed of 22 places in 61 ms of which 1 ms to minimize.
[2023-03-22 03:25:36] [INFO ] Deduced a trap composed of 17 places in 66 ms of which 4 ms to minimize.
[2023-03-22 03:25:36] [INFO ] Deduced a trap composed of 16 places in 69 ms of which 1 ms to minimize.
[2023-03-22 03:25:36] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 331 ms
[2023-03-22 03:25:36] [INFO ] After 1006ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 330 ms.
[2023-03-22 03:25:37] [INFO ] After 1824ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 44 out of 205 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 6 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 205/205 places, 455/455 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 6 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
[2023-03-22 03:25:37] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:25:37] [INFO ] Invariant cache hit.
[2023-03-22 03:25:37] [INFO ] Implicit Places using invariants in 109 ms returned []
[2023-03-22 03:25:37] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:25:37] [INFO ] Invariant cache hit.
[2023-03-22 03:25:37] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:25:37] [INFO ] Implicit Places using invariants and state equation in 241 ms returned []
Implicit Place search using SMT with State Equation took 351 ms to find 0 implicit places.
[2023-03-22 03:25:37] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-22 03:25:37] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:25:37] [INFO ] Invariant cache hit.
[2023-03-22 03:25:37] [INFO ] Dead Transitions using invariants and state equation in 162 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 527 ms. Remains : 205/205 places, 455/455 transitions.
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 126 transitions.
Iterating post reduction 0 with 126 rules applied. Total rules applied 126 place count 205 transition count 329
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 49 Pre rules applied. Total rules applied 126 place count 205 transition count 280
Deduced a syphon composed of 49 places in 0 ms
Ensure Unique test removed 42 places
Reduce places removed 91 places and 0 transitions.
Iterating global reduction 1 with 140 rules applied. Total rules applied 266 place count 114 transition count 280
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 1 with 14 rules applied. Total rules applied 280 place count 107 transition count 273
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 287 place count 100 transition count 259
Iterating global reduction 1 with 7 rules applied. Total rules applied 294 place count 100 transition count 259
Free-agglomeration rule applied 7 times.
Iterating global reduction 1 with 7 rules applied. Total rules applied 301 place count 100 transition count 252
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 308 place count 93 transition count 252
Partial Free-agglomeration rule applied 7 times.
Drop transitions removed 7 transitions
Iterating global reduction 2 with 7 rules applied. Total rules applied 315 place count 93 transition count 252
Drop transitions removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 2 with 7 rules applied. Total rules applied 322 place count 93 transition count 245
Applied a total of 322 rules in 20 ms. Remains 93 /205 variables (removed 112) and now considering 245/455 (removed 210) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 245 rows 93 cols
[2023-03-22 03:25:37] [INFO ] Computed 16 place invariants in 0 ms
[2023-03-22 03:25:37] [INFO ] After 32ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 03:25:37] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2023-03-22 03:25:38] [INFO ] After 398ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 03:25:38] [INFO ] After 717ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 305 ms.
[2023-03-22 03:25:38] [INFO ] After 1055ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND (NOT p2) (NOT p0) p3 (NOT p1)), (X (NOT (AND (NOT p2) (NOT p3)))), (X (NOT (AND (NOT p2) (NOT p0) (NOT p3)))), (X (AND p2 (NOT p0) (NOT p3))), (X (AND p2 (NOT p3))), (X (NOT p0)), (X (X (NOT (AND p1 (NOT p2) (NOT p0) (NOT p3))))), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p1 p2 (NOT p0) (NOT p3))))), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p3)))))]
False Knowledge obtained : [(X (X (AND p2 (NOT p0) (NOT p3)))), (X (X (NOT (AND p2 (NOT p0) (NOT p3))))), (X (X (AND p2 (NOT p3)))), (X (X (NOT (AND p2 (NOT p3))))), (X (X (NOT p0))), (X (X p0)), (F p0), (F (AND (NOT p2) (NOT p3))), (F (AND (NOT p0) p2 (NOT p3) p1)), (F (AND (NOT p0) (NOT p2) (NOT p3))), (F (AND (NOT p0) p2 (NOT p3))), (F (AND p2 (NOT p3))), (F (AND (NOT p0) p1))]
Knowledge based reduction with 11 factoid took 694 ms. Reduced automaton from 6 states, 14 edges and 4 AP (stutter sensitive) to 6 states, 14 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 224 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 208 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 229 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Product exploration explored 100000 steps with 15700 reset in 793 ms.
Product exploration explored 100000 steps with 15865 reset in 790 ms.
Applying partial POR strategy [false, true, false, false, true, true]
Stuttering acceptance computed with spot in 212 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Support contains 44 out of 212 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 212/212 places, 462/462 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 7 places in 0 ms
Iterating global reduction 0 with 7 rules applied. Total rules applied 7 place count 212 transition count 462
Deduced a syphon composed of 7 places in 0 ms
Applied a total of 7 rules in 19 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 03:25:42] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-22 03:25:42] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 212 cols
[2023-03-22 03:25:42] [INFO ] Computed 58 place invariants in 1 ms
[2023-03-22 03:25:42] [INFO ] Dead Transitions using invariants and state equation in 158 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 212/212 places, 462/462 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 186 ms. Remains : 212/212 places, 462/462 transitions.
Support contains 44 out of 212 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 212/212 places, 462/462 transitions.
Applied a total of 0 rules in 3 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 03:25:42] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 212 cols
[2023-03-22 03:25:42] [INFO ] Computed 58 place invariants in 1 ms
[2023-03-22 03:25:42] [INFO ] Implicit Places using invariants in 103 ms returned []
[2023-03-22 03:25:42] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:42] [INFO ] Invariant cache hit.
[2023-03-22 03:25:42] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:25:42] [INFO ] Implicit Places using invariants and state equation in 254 ms returned []
Implicit Place search using SMT with State Equation took 374 ms to find 0 implicit places.
[2023-03-22 03:25:42] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:42] [INFO ] Invariant cache hit.
[2023-03-22 03:25:42] [INFO ] Dead Transitions using invariants and state equation in 163 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 546 ms. Remains : 212/212 places, 462/462 transitions.
Treatment of property LamportFastMutEx-PT-7-LTLFireability-05 finished in 28851 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(F((G(p1)||p0))))'
Support contains 21 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Applied a total of 0 rules in 2 ms. Remains 219 /219 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 03:25:42] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 219 cols
[2023-03-22 03:25:42] [INFO ] Computed 65 place invariants in 1 ms
[2023-03-22 03:25:42] [INFO ] Implicit Places using invariants in 141 ms returned [135, 136, 137, 138, 139, 140, 141]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 143 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 212/219 places, 462/462 transitions.
Applied a total of 0 rules in 2 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 147 ms. Remains : 212/219 places, 462/462 transitions.
Stuttering acceptance computed with spot in 53 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : LamportFastMutEx-PT-7-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}]], initial=1, aps=[p1:(OR (AND (EQ s8 1) (EQ s65 1)) (AND (EQ s9 1) (EQ s66 1)) (AND (EQ s10 1) (EQ s67 1)) (AND (EQ s11 1) (EQ s68 1)) (AND (EQ s12 1) (EQ s69 1)) (AND (EQ ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 4128 reset in 280 ms.
Product exploration explored 100000 steps with 4110 reset in 302 ms.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (AND (NOT p1) (NOT p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND (NOT p1) (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 222 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 51 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 82 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=82 )
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (AND (NOT p1) (NOT p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND (NOT p1) (NOT p0))))]
False Knowledge obtained : [(F (AND (NOT p0) p1)), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 5 factoid took 173 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 65 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 52 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2023-03-22 03:25:44] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 212 cols
[2023-03-22 03:25:44] [INFO ] Computed 58 place invariants in 1 ms
[2023-03-22 03:25:44] [INFO ] [Real]Absence check using 58 positive place invariants in 23 ms returned sat
[2023-03-22 03:25:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:25:44] [INFO ] [Real]Absence check using state equation in 190 ms returned sat
[2023-03-22 03:25:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:25:44] [INFO ] [Nat]Absence check using 58 positive place invariants in 16 ms returned sat
[2023-03-22 03:25:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:25:44] [INFO ] [Nat]Absence check using state equation in 121 ms returned sat
[2023-03-22 03:25:44] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:25:44] [INFO ] [Nat]Added 42 Read/Feed constraints in 19 ms returned sat
[2023-03-22 03:25:45] [INFO ] Deduced a trap composed of 9 places in 67 ms of which 0 ms to minimize.
[2023-03-22 03:25:45] [INFO ] Deduced a trap composed of 26 places in 58 ms of which 1 ms to minimize.
[2023-03-22 03:25:45] [INFO ] Deduced a trap composed of 30 places in 68 ms of which 1 ms to minimize.
[2023-03-22 03:25:45] [INFO ] Deduced a trap composed of 9 places in 67 ms of which 0 ms to minimize.
[2023-03-22 03:25:45] [INFO ] Deduced a trap composed of 9 places in 52 ms of which 0 ms to minimize.
[2023-03-22 03:25:45] [INFO ] Deduced a trap composed of 11 places in 59 ms of which 0 ms to minimize.
[2023-03-22 03:25:45] [INFO ] Deduced a trap composed of 9 places in 70 ms of which 0 ms to minimize.
[2023-03-22 03:25:45] [INFO ] Deduced a trap composed of 40 places in 73 ms of which 1 ms to minimize.
[2023-03-22 03:25:45] [INFO ] Deduced a trap composed of 22 places in 66 ms of which 0 ms to minimize.
[2023-03-22 03:25:45] [INFO ] Deduced a trap composed of 16 places in 61 ms of which 0 ms to minimize.
[2023-03-22 03:25:45] [INFO ] Deduced a trap composed of 9 places in 25 ms of which 0 ms to minimize.
[2023-03-22 03:25:45] [INFO ] Deduced a trap composed of 22 places in 68 ms of which 0 ms to minimize.
[2023-03-22 03:25:45] [INFO ] Deduced a trap composed of 29 places in 78 ms of which 1 ms to minimize.
[2023-03-22 03:25:46] [INFO ] Deduced a trap composed of 33 places in 72 ms of which 1 ms to minimize.
[2023-03-22 03:25:46] [INFO ] Deduced a trap composed of 19 places in 77 ms of which 0 ms to minimize.
[2023-03-22 03:25:46] [INFO ] Deduced a trap composed of 9 places in 22 ms of which 0 ms to minimize.
[2023-03-22 03:25:46] [INFO ] Trap strengthening (SAT) tested/added 17/16 trap constraints in 1175 ms
[2023-03-22 03:25:46] [INFO ] Computed and/alt/rep : 301/1722/301 causal constraints (skipped 28 transitions) in 36 ms.
[2023-03-22 03:25:47] [INFO ] Added : 228 causal constraints over 46 iterations in 1377 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Support contains 21 out of 212 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 212/212 places, 462/462 transitions.
Applied a total of 0 rules in 6 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 03:25:47] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:47] [INFO ] Invariant cache hit.
[2023-03-22 03:25:47] [INFO ] Implicit Places using invariants in 119 ms returned []
[2023-03-22 03:25:47] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:47] [INFO ] Invariant cache hit.
[2023-03-22 03:25:47] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:25:47] [INFO ] Implicit Places using invariants and state equation in 294 ms returned []
Implicit Place search using SMT with State Equation took 415 ms to find 0 implicit places.
[2023-03-22 03:25:47] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:47] [INFO ] Invariant cache hit.
[2023-03-22 03:25:48] [INFO ] Dead Transitions using invariants and state equation in 174 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 596 ms. Remains : 212/212 places, 462/462 transitions.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) p1))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 179 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 76 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 650 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=216 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) p1))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(F (AND (NOT p0) p1)), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 5 factoid took 194 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 173 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 72 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2023-03-22 03:25:48] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:48] [INFO ] Invariant cache hit.
[2023-03-22 03:25:49] [INFO ] [Real]Absence check using 58 positive place invariants in 20 ms returned sat
[2023-03-22 03:25:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:25:49] [INFO ] [Real]Absence check using state equation in 163 ms returned sat
[2023-03-22 03:25:49] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:25:49] [INFO ] [Nat]Absence check using 58 positive place invariants in 17 ms returned sat
[2023-03-22 03:25:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:25:49] [INFO ] [Nat]Absence check using state equation in 130 ms returned sat
[2023-03-22 03:25:49] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:25:49] [INFO ] [Nat]Added 42 Read/Feed constraints in 21 ms returned sat
[2023-03-22 03:25:49] [INFO ] Deduced a trap composed of 9 places in 65 ms of which 1 ms to minimize.
[2023-03-22 03:25:49] [INFO ] Deduced a trap composed of 9 places in 74 ms of which 0 ms to minimize.
[2023-03-22 03:25:49] [INFO ] Deduced a trap composed of 9 places in 60 ms of which 3 ms to minimize.
[2023-03-22 03:25:49] [INFO ] Deduced a trap composed of 19 places in 59 ms of which 0 ms to minimize.
[2023-03-22 03:25:49] [INFO ] Deduced a trap composed of 14 places in 60 ms of which 0 ms to minimize.
[2023-03-22 03:25:50] [INFO ] Deduced a trap composed of 16 places in 62 ms of which 0 ms to minimize.
[2023-03-22 03:25:50] [INFO ] Deduced a trap composed of 9 places in 50 ms of which 0 ms to minimize.
[2023-03-22 03:25:50] [INFO ] Deduced a trap composed of 11 places in 60 ms of which 0 ms to minimize.
[2023-03-22 03:25:50] [INFO ] Deduced a trap composed of 16 places in 58 ms of which 0 ms to minimize.
[2023-03-22 03:25:50] [INFO ] Deduced a trap composed of 31 places in 61 ms of which 0 ms to minimize.
[2023-03-22 03:25:50] [INFO ] Deduced a trap composed of 24 places in 62 ms of which 0 ms to minimize.
[2023-03-22 03:25:50] [INFO ] Deduced a trap composed of 9 places in 63 ms of which 2 ms to minimize.
[2023-03-22 03:25:50] [INFO ] Deduced a trap composed of 14 places in 63 ms of which 1 ms to minimize.
[2023-03-22 03:25:50] [INFO ] Deduced a trap composed of 9 places in 62 ms of which 2 ms to minimize.
[2023-03-22 03:25:50] [INFO ] Deduced a trap composed of 42 places in 72 ms of which 4 ms to minimize.
[2023-03-22 03:25:50] [INFO ] Deduced a trap composed of 9 places in 65 ms of which 1 ms to minimize.
[2023-03-22 03:25:50] [INFO ] Deduced a trap composed of 24 places in 61 ms of which 0 ms to minimize.
[2023-03-22 03:25:50] [INFO ] Deduced a trap composed of 19 places in 60 ms of which 0 ms to minimize.
[2023-03-22 03:25:50] [INFO ] Deduced a trap composed of 16 places in 64 ms of which 0 ms to minimize.
[2023-03-22 03:25:51] [INFO ] Deduced a trap composed of 9 places in 26 ms of which 0 ms to minimize.
[2023-03-22 03:25:51] [INFO ] Deduced a trap composed of 9 places in 22 ms of which 0 ms to minimize.
[2023-03-22 03:25:51] [INFO ] Trap strengthening (SAT) tested/added 22/21 trap constraints in 1474 ms
[2023-03-22 03:25:51] [INFO ] Computed and/alt/rep : 301/1722/301 causal constraints (skipped 28 transitions) in 24 ms.
[2023-03-22 03:25:52] [INFO ] Added : 254 causal constraints over 52 iterations in 1537 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Stuttering acceptance computed with spot in 71 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 4165 reset in 306 ms.
Product exploration explored 100000 steps with 4129 reset in 310 ms.
Applying partial POR strategy [true, false]
Stuttering acceptance computed with spot in 73 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 21 out of 212 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 212/212 places, 462/462 transitions.
Applied a total of 0 rules in 10 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 03:25:53] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-22 03:25:53] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:53] [INFO ] Invariant cache hit.
[2023-03-22 03:25:53] [INFO ] Dead Transitions using invariants and state equation in 160 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 179 ms. Remains : 212/212 places, 462/462 transitions.
Support contains 21 out of 212 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 212/212 places, 462/462 transitions.
Applied a total of 0 rules in 2 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 03:25:53] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:53] [INFO ] Invariant cache hit.
[2023-03-22 03:25:53] [INFO ] Implicit Places using invariants in 115 ms returned []
[2023-03-22 03:25:53] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:53] [INFO ] Invariant cache hit.
[2023-03-22 03:25:53] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:25:54] [INFO ] Implicit Places using invariants and state equation in 286 ms returned []
Implicit Place search using SMT with State Equation took 402 ms to find 0 implicit places.
[2023-03-22 03:25:54] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:54] [INFO ] Invariant cache hit.
[2023-03-22 03:25:54] [INFO ] Dead Transitions using invariants and state equation in 163 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 567 ms. Remains : 212/212 places, 462/462 transitions.
Treatment of property LamportFastMutEx-PT-7-LTLFireability-06 finished in 11420 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 36 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Applied a total of 0 rules in 2 ms. Remains 219 /219 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 03:25:54] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 219 cols
[2023-03-22 03:25:54] [INFO ] Computed 65 place invariants in 1 ms
[2023-03-22 03:25:54] [INFO ] Implicit Places using invariants in 135 ms returned [135, 136, 137, 138, 139, 140, 141]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 136 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 212/219 places, 462/462 transitions.
Applied a total of 0 rules in 1 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 139 ms. Remains : 212/219 places, 462/462 transitions.
Stuttering acceptance computed with spot in 110 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : LamportFastMutEx-PT-7-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(OR (AND (OR (EQ s24 0) (EQ s205 0)) (OR (EQ s34 0) (EQ s210 0)) (OR (EQ s26 0) (EQ s206 0)) (OR (EQ s32 0) (EQ s209 0)) (OR (EQ s28 0) (EQ s207 0)) (O...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 5107 reset in 305 ms.
Product exploration explored 100000 steps with 5115 reset in 311 ms.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND p0 (NOT p1))), (X p0), true, (X (X (AND p0 (NOT p1)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 284 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 113 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Finished random walk after 362 steps, including 0 resets, run visited all 3 properties in 3 ms. (steps per millisecond=120 )
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND p0 (NOT p1))), (X p0), true, (X (X (AND p0 (NOT p1)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT p0)), (F p1), (F (NOT (AND p0 (NOT p1))))]
Knowledge based reduction with 7 factoid took 355 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 131 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Stuttering acceptance computed with spot in 104 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
[2023-03-22 03:25:56] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 212 cols
[2023-03-22 03:25:56] [INFO ] Computed 58 place invariants in 1 ms
[2023-03-22 03:25:56] [INFO ] [Real]Absence check using 58 positive place invariants in 21 ms returned sat
[2023-03-22 03:25:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:25:56] [INFO ] [Real]Absence check using state equation in 204 ms returned sat
[2023-03-22 03:25:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:25:56] [INFO ] [Nat]Absence check using 58 positive place invariants in 17 ms returned sat
[2023-03-22 03:25:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:25:56] [INFO ] [Nat]Absence check using state equation in 127 ms returned sat
[2023-03-22 03:25:56] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:25:56] [INFO ] [Nat]Added 42 Read/Feed constraints in 16 ms returned sat
[2023-03-22 03:25:56] [INFO ] Deduced a trap composed of 9 places in 68 ms of which 0 ms to minimize.
[2023-03-22 03:25:57] [INFO ] Deduced a trap composed of 31 places in 71 ms of which 0 ms to minimize.
[2023-03-22 03:25:57] [INFO ] Deduced a trap composed of 31 places in 65 ms of which 1 ms to minimize.
[2023-03-22 03:25:57] [INFO ] Deduced a trap composed of 9 places in 63 ms of which 0 ms to minimize.
[2023-03-22 03:25:57] [INFO ] Deduced a trap composed of 20 places in 62 ms of which 1 ms to minimize.
[2023-03-22 03:25:57] [INFO ] Deduced a trap composed of 23 places in 61 ms of which 0 ms to minimize.
[2023-03-22 03:25:57] [INFO ] Deduced a trap composed of 20 places in 60 ms of which 0 ms to minimize.
[2023-03-22 03:25:57] [INFO ] Deduced a trap composed of 20 places in 47 ms of which 0 ms to minimize.
[2023-03-22 03:25:57] [INFO ] Deduced a trap composed of 10 places in 49 ms of which 0 ms to minimize.
[2023-03-22 03:25:57] [INFO ] Deduced a trap composed of 9 places in 46 ms of which 0 ms to minimize.
[2023-03-22 03:25:57] [INFO ] Deduced a trap composed of 16 places in 61 ms of which 1 ms to minimize.
[2023-03-22 03:25:57] [INFO ] Deduced a trap composed of 14 places in 59 ms of which 0 ms to minimize.
[2023-03-22 03:25:57] [INFO ] Trap strengthening (SAT) tested/added 13/12 trap constraints in 852 ms
[2023-03-22 03:25:57] [INFO ] Computed and/alt/rep : 301/1722/301 causal constraints (skipped 28 transitions) in 22 ms.
[2023-03-22 03:25:59] [INFO ] Deduced a trap composed of 9 places in 23 ms of which 1 ms to minimize.
[2023-03-22 03:25:59] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 65 ms
[2023-03-22 03:25:59] [INFO ] Added : 231 causal constraints over 48 iterations in 1466 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 36 out of 212 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 212/212 places, 462/462 transitions.
Applied a total of 0 rules in 1 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 03:25:59] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:59] [INFO ] Invariant cache hit.
[2023-03-22 03:25:59] [INFO ] Implicit Places using invariants in 112 ms returned []
[2023-03-22 03:25:59] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:59] [INFO ] Invariant cache hit.
[2023-03-22 03:25:59] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:25:59] [INFO ] Implicit Places using invariants and state equation in 271 ms returned []
Implicit Place search using SMT with State Equation took 385 ms to find 0 implicit places.
[2023-03-22 03:25:59] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:25:59] [INFO ] Invariant cache hit.
[2023-03-22 03:25:59] [INFO ] Dead Transitions using invariants and state equation in 167 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 555 ms. Remains : 212/212 places, 462/462 transitions.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND p0 (NOT p1))), (X p0), true, (X (X (AND p0 (NOT p1)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 268 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 116 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Finished random walk after 167 steps, including 0 resets, run visited all 3 properties in 2 ms. (steps per millisecond=83 )
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND p0 (NOT p1))), (X p0), true, (X (X (AND p0 (NOT p1)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT p0)), (F p1), (F (NOT (AND p0 (NOT p1))))]
Knowledge based reduction with 7 factoid took 326 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 120 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Stuttering acceptance computed with spot in 102 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
[2023-03-22 03:26:00] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:26:00] [INFO ] Invariant cache hit.
[2023-03-22 03:26:00] [INFO ] [Real]Absence check using 58 positive place invariants in 21 ms returned sat
[2023-03-22 03:26:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:26:01] [INFO ] [Real]Absence check using state equation in 184 ms returned sat
[2023-03-22 03:26:01] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:26:01] [INFO ] [Nat]Absence check using 58 positive place invariants in 16 ms returned sat
[2023-03-22 03:26:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:26:01] [INFO ] [Nat]Absence check using state equation in 120 ms returned sat
[2023-03-22 03:26:01] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:26:01] [INFO ] [Nat]Added 42 Read/Feed constraints in 18 ms returned sat
[2023-03-22 03:26:01] [INFO ] Deduced a trap composed of 9 places in 61 ms of which 1 ms to minimize.
[2023-03-22 03:26:01] [INFO ] Deduced a trap composed of 22 places in 65 ms of which 0 ms to minimize.
[2023-03-22 03:26:01] [INFO ] Deduced a trap composed of 10 places in 59 ms of which 0 ms to minimize.
[2023-03-22 03:26:01] [INFO ] Deduced a trap composed of 52 places in 63 ms of which 1 ms to minimize.
[2023-03-22 03:26:01] [INFO ] Deduced a trap composed of 21 places in 60 ms of which 0 ms to minimize.
[2023-03-22 03:26:01] [INFO ] Deduced a trap composed of 17 places in 62 ms of which 1 ms to minimize.
[2023-03-22 03:26:01] [INFO ] Deduced a trap composed of 30 places in 69 ms of which 1 ms to minimize.
[2023-03-22 03:26:02] [INFO ] Deduced a trap composed of 17 places in 58 ms of which 0 ms to minimize.
[2023-03-22 03:26:02] [INFO ] Deduced a trap composed of 13 places in 68 ms of which 1 ms to minimize.
[2023-03-22 03:26:02] [INFO ] Deduced a trap composed of 18 places in 65 ms of which 0 ms to minimize.
[2023-03-22 03:26:02] [INFO ] Deduced a trap composed of 9 places in 51 ms of which 0 ms to minimize.
[2023-03-22 03:26:02] [INFO ] Deduced a trap composed of 20 places in 54 ms of which 0 ms to minimize.
[2023-03-22 03:26:02] [INFO ] Deduced a trap composed of 9 places in 55 ms of which 1 ms to minimize.
[2023-03-22 03:26:02] [INFO ] Deduced a trap composed of 9 places in 53 ms of which 0 ms to minimize.
[2023-03-22 03:26:02] [INFO ] Deduced a trap composed of 16 places in 49 ms of which 0 ms to minimize.
[2023-03-22 03:26:02] [INFO ] Deduced a trap composed of 9 places in 57 ms of which 0 ms to minimize.
[2023-03-22 03:26:02] [INFO ] Deduced a trap composed of 16 places in 56 ms of which 0 ms to minimize.
[2023-03-22 03:26:02] [INFO ] Deduced a trap composed of 9 places in 21 ms of which 1 ms to minimize.
[2023-03-22 03:26:02] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 0 ms to minimize.
[2023-03-22 03:26:02] [INFO ] Deduced a trap composed of 28 places in 59 ms of which 0 ms to minimize.
[2023-03-22 03:26:02] [INFO ] Trap strengthening (SAT) tested/added 21/20 trap constraints in 1395 ms
[2023-03-22 03:26:02] [INFO ] Computed and/alt/rep : 301/1722/301 causal constraints (skipped 28 transitions) in 24 ms.
[2023-03-22 03:26:04] [INFO ] Added : 202 causal constraints over 41 iterations in 1185 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 185 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Product exploration explored 100000 steps with 5096 reset in 301 ms.
Product exploration explored 100000 steps with 5129 reset in 312 ms.
Applying partial POR strategy [false, true, true, true]
Stuttering acceptance computed with spot in 137 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Support contains 36 out of 212 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 212/212 places, 462/462 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 7 places in 1 ms
Iterating global reduction 0 with 7 rules applied. Total rules applied 7 place count 212 transition count 462
Deduced a syphon composed of 7 places in 0 ms
Applied a total of 7 rules in 13 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 03:26:05] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-22 03:26:05] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 212 cols
[2023-03-22 03:26:05] [INFO ] Computed 58 place invariants in 8 ms
[2023-03-22 03:26:05] [INFO ] Dead Transitions using invariants and state equation in 168 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 212/212 places, 462/462 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 191 ms. Remains : 212/212 places, 462/462 transitions.
Support contains 36 out of 212 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 212/212 places, 462/462 transitions.
Applied a total of 0 rules in 2 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 03:26:05] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 212 cols
[2023-03-22 03:26:05] [INFO ] Computed 58 place invariants in 1 ms
[2023-03-22 03:26:05] [INFO ] Implicit Places using invariants in 116 ms returned []
[2023-03-22 03:26:05] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:26:05] [INFO ] Invariant cache hit.
[2023-03-22 03:26:05] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:26:05] [INFO ] Implicit Places using invariants and state equation in 273 ms returned []
Implicit Place search using SMT with State Equation took 389 ms to find 0 implicit places.
[2023-03-22 03:26:05] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:26:05] [INFO ] Invariant cache hit.
[2023-03-22 03:26:05] [INFO ] Dead Transitions using invariants and state equation in 167 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 560 ms. Remains : 212/212 places, 462/462 transitions.
Treatment of property LamportFastMutEx-PT-7-LTLFireability-07 finished in 11564 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(F(((!p0&&X(!p1))||G(!p1)))))'
Support contains 4 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Applied a total of 0 rules in 3 ms. Remains 219 /219 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 03:26:05] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 219 cols
[2023-03-22 03:26:05] [INFO ] Computed 65 place invariants in 1 ms
[2023-03-22 03:26:05] [INFO ] Implicit Places using invariants in 156 ms returned [135, 136, 137, 138, 139, 140, 141]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 157 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 212/219 places, 462/462 transitions.
Applied a total of 0 rules in 1 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 161 ms. Remains : 212/219 places, 462/462 transitions.
Stuttering acceptance computed with spot in 101 ms :[p1, p1, p1]
Running random walk in product with property : LamportFastMutEx-PT-7-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=(AND p0 (NOT p1)), acceptance={} source=0 dest: 0}, { cond=(AND p0 p1), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={0} source=0 dest: 1}], [{ cond=(AND p0 p1), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 0}]], initial=2, aps=[p0:(AND (EQ s36 1) (EQ s78 1)), p1:(AND (EQ s9 1) (EQ s66 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 33333 reset in 166 ms.
Product exploration explored 100000 steps with 33333 reset in 171 ms.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Property proved to be true thanks to knowledge :(AND (NOT p0) (NOT p1))
Knowledge based reduction with 9 factoid took 228 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA LamportFastMutEx-PT-7-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property LamportFastMutEx-PT-7-LTLFireability-08 finished in 849 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)))'
Support contains 2 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Applied a total of 0 rules in 1 ms. Remains 219 /219 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 03:26:06] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:26:06] [INFO ] Invariant cache hit.
[2023-03-22 03:26:06] [INFO ] Implicit Places using invariants in 139 ms returned [135, 136, 137, 138, 139, 140, 141]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 141 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 212/219 places, 462/462 transitions.
Applied a total of 0 rules in 1 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 144 ms. Remains : 212/219 places, 462/462 transitions.
Stuttering acceptance computed with spot in 61 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : LamportFastMutEx-PT-7-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (EQ s16 1) (EQ s204 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA LamportFastMutEx-PT-7-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-PT-7-LTLFireability-09 finished in 218 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 2 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Applied a total of 0 rules in 2 ms. Remains 219 /219 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 03:26:06] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 03:26:06] [INFO ] Invariant cache hit.
[2023-03-22 03:26:07] [INFO ] Implicit Places using invariants in 143 ms returned [135, 136, 137, 138, 139, 140, 141]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 144 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 212/219 places, 462/462 transitions.
Applied a total of 0 rules in 2 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 150 ms. Remains : 212/219 places, 462/462 transitions.
Stuttering acceptance computed with spot in 100 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : LamportFastMutEx-PT-7-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(AND (EQ s18 1) (EQ s188 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA LamportFastMutEx-PT-7-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-PT-7-LTLFireability-12 finished in 263 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(F((G(F(!p0))||(p1&&F(!p0)))))))'
Found a Shortening insensitive property : LamportFastMutEx-PT-7-LTLFireability-00
Stuttering acceptance computed with spot in 131 ms :[p0, p0, p0, p0]
Support contains 28 out of 219 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 1 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 212 transition count 455
Applied a total of 14 rules in 12 ms. Remains 212 /219 variables (removed 7) and now considering 455/462 (removed 7) transitions.
[2023-03-22 03:26:07] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
// Phase 1: matrix 329 rows 212 cols
[2023-03-22 03:26:07] [INFO ] Computed 65 place invariants in 1 ms
[2023-03-22 03:26:07] [INFO ] Implicit Places using invariants in 138 ms returned [128, 129, 130, 131, 132, 133, 134]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 139 ms to find 7 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 205/219 places, 455/462 transitions.
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 7 Pre rules applied. Total rules applied 0 place count 205 transition count 448
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 198 transition count 448
Applied a total of 14 rules in 7 ms. Remains 198 /205 variables (removed 7) and now considering 448/455 (removed 7) transitions.
[2023-03-22 03:26:07] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
// Phase 1: matrix 322 rows 198 cols
[2023-03-22 03:26:07] [INFO ] Computed 58 place invariants in 1 ms
[2023-03-22 03:26:07] [INFO ] Implicit Places using invariants in 123 ms returned []
[2023-03-22 03:26:07] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 03:26:07] [INFO ] Invariant cache hit.
[2023-03-22 03:26:07] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:26:07] [INFO ] Implicit Places using invariants and state equation in 279 ms returned []
Implicit Place search using SMT with State Equation took 418 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 198/219 places, 448/462 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 577 ms. Remains : 198/219 places, 448/462 transitions.
Running random walk in product with property : LamportFastMutEx-PT-7-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={} source=2 dest: 2}, { cond=p0, acceptance={} source=2 dest: 3}], [{ cond=p0, acceptance={0} source=3 dest: 3}]], initial=0, aps=[p1:(OR (AND (EQ s21 1) (EQ s51 1)) (AND (EQ s17 1) (EQ s56 1)) (AND (EQ s22 1) (EQ s53 1)) (AND (EQ s16 1) (EQ s54 1)) (AND (EQ s22 1) (EQ s51 1)) (AND (E...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, cl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 7133 reset in 360 ms.
Product exploration explored 100000 steps with 7135 reset in 368 ms.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 120 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 138 ms :[p0, p0, p0, p0]
Finished random walk after 52 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=26 )
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p1), (F p0)]
Knowledge based reduction with 3 factoid took 284 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 137 ms :[p0, p0, p0, p0]
Stuttering acceptance computed with spot in 134 ms :[p0, p0, p0, p0]
Support contains 28 out of 198 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 198/198 places, 448/448 transitions.
Applied a total of 0 rules in 2 ms. Remains 198 /198 variables (removed 0) and now considering 448/448 (removed 0) transitions.
[2023-03-22 03:26:09] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 03:26:09] [INFO ] Invariant cache hit.
[2023-03-22 03:26:09] [INFO ] Implicit Places using invariants in 149 ms returned []
[2023-03-22 03:26:09] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 03:26:09] [INFO ] Invariant cache hit.
[2023-03-22 03:26:09] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:26:09] [INFO ] Implicit Places using invariants and state equation in 276 ms returned []
Implicit Place search using SMT with State Equation took 426 ms to find 0 implicit places.
[2023-03-22 03:26:09] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 03:26:09] [INFO ] Invariant cache hit.
[2023-03-22 03:26:10] [INFO ] Dead Transitions using invariants and state equation in 161 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 589 ms. Remains : 198/198 places, 448/448 transitions.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 98 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 117 ms :[p0, p0, p0, p0]
Finished random walk after 314 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=104 )
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p1), (F p0)]
Knowledge based reduction with 3 factoid took 146 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 133 ms :[p0, p0, p0, p0]
Stuttering acceptance computed with spot in 136 ms :[p0, p0, p0, p0]
Stuttering acceptance computed with spot in 142 ms :[p0, p0, p0, p0]
Product exploration explored 100000 steps with 7110 reset in 360 ms.
Product exploration explored 100000 steps with 7102 reset in 368 ms.
Applying partial POR strategy [false, false, true, true]
Stuttering acceptance computed with spot in 127 ms :[p0, p0, p0, p0]
Support contains 28 out of 198 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 198/198 places, 448/448 transitions.
Applied a total of 0 rules in 10 ms. Remains 198 /198 variables (removed 0) and now considering 448/448 (removed 0) transitions.
[2023-03-22 03:26:11] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-22 03:26:11] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 03:26:11] [INFO ] Invariant cache hit.
[2023-03-22 03:26:12] [INFO ] Dead Transitions using invariants and state equation in 160 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 179 ms. Remains : 198/198 places, 448/448 transitions.
Support contains 28 out of 198 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 198/198 places, 448/448 transitions.
Applied a total of 0 rules in 2 ms. Remains 198 /198 variables (removed 0) and now considering 448/448 (removed 0) transitions.
[2023-03-22 03:26:12] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 03:26:12] [INFO ] Invariant cache hit.
[2023-03-22 03:26:12] [INFO ] Implicit Places using invariants in 119 ms returned []
[2023-03-22 03:26:12] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 03:26:12] [INFO ] Invariant cache hit.
[2023-03-22 03:26:12] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:26:12] [INFO ] Implicit Places using invariants and state equation in 272 ms returned []
Implicit Place search using SMT with State Equation took 393 ms to find 0 implicit places.
[2023-03-22 03:26:12] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 03:26:12] [INFO ] Invariant cache hit.
[2023-03-22 03:26:12] [INFO ] Dead Transitions using invariants and state equation in 155 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 551 ms. Remains : 198/198 places, 448/448 transitions.
Treatment of property LamportFastMutEx-PT-7-LTLFireability-00 finished in 5467 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)||X(X(F(!p1)))) U (!p2 U (p3||G(!p2))))))'
Found a Shortening insensitive property : LamportFastMutEx-PT-7-LTLFireability-05
Stuttering acceptance computed with spot in 212 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 (NOT p3) p2), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 (NOT p3) p2), (AND (NOT p0) p1)]
Support contains 44 out of 219 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 212 transition count 455
Applied a total of 14 rules in 10 ms. Remains 212 /219 variables (removed 7) and now considering 455/462 (removed 7) transitions.
[2023-03-22 03:26:12] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
// Phase 1: matrix 329 rows 212 cols
[2023-03-22 03:26:12] [INFO ] Computed 65 place invariants in 1 ms
[2023-03-22 03:26:13] [INFO ] Implicit Places using invariants in 136 ms returned [128, 129, 130, 131, 132, 133, 134]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 137 ms to find 7 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 205/219 places, 455/462 transitions.
Applied a total of 0 rules in 6 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 153 ms. Remains : 205/219 places, 455/462 transitions.
Running random walk in product with property : LamportFastMutEx-PT-7-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p3) (NOT p2) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p3) p2), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p3) p2 (NOT p0)), acceptance={} source=0 dest: 3}], [{ cond=(AND (NOT p3) (NOT p2) (NOT p0)), acceptance={} source=1 dest: 4}, { cond=(AND (NOT p3) p2 (NOT p0)), acceptance={} source=1 dest: 5}], [{ cond=(AND (NOT p3) (NOT p2) (NOT p0)), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p3) (NOT p2)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p3) p2), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p3) p2 (NOT p0)), acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 5}], [{ cond=(AND (NOT p3) (NOT p2) (NOT p0) p1), acceptance={} source=4 dest: 4}, { cond=(AND (NOT p3) p2 (NOT p0) p1), acceptance={} source=4 dest: 5}], [{ cond=(AND (NOT p0) p1), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p3:(AND (NOT (OR (AND (EQ s10 1) (EQ s37 1)) (AND (EQ s11 1) (EQ s43 1)) (AND (EQ s10 1) (EQ s39 1)) (AND (EQ s11 1) (EQ s41 1)) (AND (EQ s11 1) (EQ s39 1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, cl-invariant], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 15898 reset in 922 ms.
Product exploration explored 100000 steps with 15851 reset in 938 ms.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND p3 (NOT p2) (NOT p0) (NOT p1)), (X (AND (NOT p3) p2 (NOT p0))), (X (NOT (AND (NOT p3) (NOT p2)))), (X (AND (NOT p3) p2)), (X (NOT (AND (NOT p3) (NOT p2) (NOT p0)))), (X (NOT p0)), (X (X (NOT (AND (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p3) p2 (NOT p0) p1)))), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p0) p1))))]
False Knowledge obtained : [(X (X (AND (NOT p3) p2 (NOT p0)))), (X (X (NOT (AND (NOT p3) p2 (NOT p0))))), (X (X (AND (NOT p3) p2))), (X (X (NOT (AND (NOT p3) p2)))), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 11 factoid took 648 ms. Reduced automaton from 6 states, 14 edges and 4 AP (stutter sensitive) to 6 states, 14 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 210 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 8) seen :6
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 2) seen :1
Running SMT prover for 1 properties.
[2023-03-22 03:26:15] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
// Phase 1: matrix 329 rows 205 cols
[2023-03-22 03:26:15] [INFO ] Computed 58 place invariants in 3 ms
[2023-03-22 03:26:16] [INFO ] After 49ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 03:26:16] [INFO ] [Nat]Absence check using 58 positive place invariants in 9 ms returned sat
[2023-03-22 03:26:16] [INFO ] After 429ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 03:26:16] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:26:16] [INFO ] After 329ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 03:26:17] [INFO ] After 669ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 349 ms.
[2023-03-22 03:26:17] [INFO ] After 1512ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 44 out of 205 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 4 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 205/205 places, 455/455 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1210178 steps, run timeout after 3001 ms. (steps per millisecond=403 ) properties seen :{}
Probabilistic random walk after 1210178 steps, saw 513120 distinct states, run finished after 3001 ms. (steps per millisecond=403 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 03:26:20] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:26:20] [INFO ] Invariant cache hit.
[2023-03-22 03:26:20] [INFO ] After 55ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 03:26:20] [INFO ] [Nat]Absence check using 58 positive place invariants in 8 ms returned sat
[2023-03-22 03:26:21] [INFO ] After 430ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 03:26:21] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:26:21] [INFO ] After 357ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 03:26:22] [INFO ] After 707ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 335 ms.
[2023-03-22 03:26:22] [INFO ] After 1543ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 44 out of 205 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 6 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 205/205 places, 455/455 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 13 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
[2023-03-22 03:26:22] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:26:22] [INFO ] Invariant cache hit.
[2023-03-22 03:26:22] [INFO ] Implicit Places using invariants in 102 ms returned []
[2023-03-22 03:26:22] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:26:22] [INFO ] Invariant cache hit.
[2023-03-22 03:26:22] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:26:22] [INFO ] Implicit Places using invariants and state equation in 238 ms returned []
Implicit Place search using SMT with State Equation took 340 ms to find 0 implicit places.
[2023-03-22 03:26:22] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-22 03:26:22] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:26:22] [INFO ] Invariant cache hit.
[2023-03-22 03:26:22] [INFO ] Dead Transitions using invariants and state equation in 158 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 517 ms. Remains : 205/205 places, 455/455 transitions.
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 126 transitions.
Iterating post reduction 0 with 126 rules applied. Total rules applied 126 place count 205 transition count 329
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 49 Pre rules applied. Total rules applied 126 place count 205 transition count 280
Deduced a syphon composed of 49 places in 0 ms
Ensure Unique test removed 42 places
Reduce places removed 91 places and 0 transitions.
Iterating global reduction 1 with 140 rules applied. Total rules applied 266 place count 114 transition count 280
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 1 with 14 rules applied. Total rules applied 280 place count 107 transition count 273
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 287 place count 100 transition count 259
Iterating global reduction 1 with 7 rules applied. Total rules applied 294 place count 100 transition count 259
Free-agglomeration rule applied 7 times.
Iterating global reduction 1 with 7 rules applied. Total rules applied 301 place count 100 transition count 252
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 308 place count 93 transition count 252
Partial Free-agglomeration rule applied 7 times.
Drop transitions removed 7 transitions
Iterating global reduction 2 with 7 rules applied. Total rules applied 315 place count 93 transition count 252
Drop transitions removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 2 with 7 rules applied. Total rules applied 322 place count 93 transition count 245
Applied a total of 322 rules in 12 ms. Remains 93 /205 variables (removed 112) and now considering 245/455 (removed 210) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 245 rows 93 cols
[2023-03-22 03:26:22] [INFO ] Computed 16 place invariants in 1 ms
[2023-03-22 03:26:22] [INFO ] After 33ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 03:26:22] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2023-03-22 03:26:23] [INFO ] After 383ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 03:26:23] [INFO ] After 722ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 306 ms.
[2023-03-22 03:26:24] [INFO ] After 1061ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND p3 (NOT p2) (NOT p0) (NOT p1)), (X (AND (NOT p3) p2 (NOT p0))), (X (NOT (AND (NOT p3) (NOT p2)))), (X (AND (NOT p3) p2)), (X (NOT (AND (NOT p3) (NOT p2) (NOT p0)))), (X (NOT p0)), (X (X (NOT (AND (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p3) p2 (NOT p0) p1)))), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p0) p1))))]
False Knowledge obtained : [(X (X (AND (NOT p3) p2 (NOT p0)))), (X (X (NOT (AND (NOT p3) p2 (NOT p0))))), (X (X (AND (NOT p3) p2))), (X (X (NOT (AND (NOT p3) p2)))), (X (X (NOT p0))), (X (X p0)), (F p0), (F (AND (NOT p2) (NOT p3))), (F (AND p1 p2 (NOT p0) (NOT p3))), (F (AND (NOT p2) (NOT p0) (NOT p3))), (F (AND p2 (NOT p0) (NOT p3))), (F (AND p2 (NOT p3))), (F (AND p1 (NOT p0)))]
Knowledge based reduction with 11 factoid took 843 ms. Reduced automaton from 6 states, 14 edges and 4 AP (stutter sensitive) to 6 states, 14 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 274 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 218 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Support contains 44 out of 205 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 2 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
[2023-03-22 03:26:25] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
// Phase 1: matrix 329 rows 205 cols
[2023-03-22 03:26:25] [INFO ] Computed 58 place invariants in 1 ms
[2023-03-22 03:26:25] [INFO ] Implicit Places using invariants in 105 ms returned []
[2023-03-22 03:26:25] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:26:25] [INFO ] Invariant cache hit.
[2023-03-22 03:26:25] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:26:25] [INFO ] Implicit Places using invariants and state equation in 238 ms returned []
Implicit Place search using SMT with State Equation took 345 ms to find 0 implicit places.
[2023-03-22 03:26:25] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:26:25] [INFO ] Invariant cache hit.
[2023-03-22 03:26:25] [INFO ] Dead Transitions using invariants and state equation in 158 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 505 ms. Remains : 205/205 places, 455/455 transitions.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p0) p3 (NOT p1)), (X (NOT (AND (NOT p2) (NOT p3)))), (X (NOT (AND (NOT p2) (NOT p0) (NOT p3)))), (X (AND p2 (NOT p0) (NOT p3))), (X (AND p2 (NOT p3))), (X (NOT p0)), (X (X (NOT (AND p1 (NOT p2) (NOT p0) (NOT p3))))), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p1 p2 (NOT p0) (NOT p3))))), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p3)))))]
False Knowledge obtained : [(X (X (AND p2 (NOT p0) (NOT p3)))), (X (X (NOT (AND p2 (NOT p0) (NOT p3))))), (X (X (AND p2 (NOT p3)))), (X (X (NOT (AND p2 (NOT p3))))), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 11 factoid took 578 ms. Reduced automaton from 6 states, 14 edges and 4 AP (stutter sensitive) to 6 states, 14 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 230 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 184 ms. (steps per millisecond=54 ) properties (out of 8) seen :6
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 124 ms. (steps per millisecond=80 ) properties (out of 2) seen :1
Running SMT prover for 1 properties.
[2023-03-22 03:26:27] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:26:27] [INFO ] Invariant cache hit.
[2023-03-22 03:26:27] [INFO ] After 49ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 03:26:27] [INFO ] [Nat]Absence check using 58 positive place invariants in 9 ms returned sat
[2023-03-22 03:26:27] [INFO ] After 452ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 03:26:27] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:26:27] [INFO ] After 320ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 03:26:28] [INFO ] Deduced a trap composed of 8 places in 29 ms of which 0 ms to minimize.
[2023-03-22 03:26:28] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 62 ms
[2023-03-22 03:26:28] [INFO ] After 701ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 317 ms.
[2023-03-22 03:26:28] [INFO ] After 1532ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 44 out of 205 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 4 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 205/205 places, 455/455 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 116 ms. (steps per millisecond=86 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 955586 steps, run timeout after 3001 ms. (steps per millisecond=318 ) properties seen :{}
Probabilistic random walk after 955586 steps, saw 416773 distinct states, run finished after 3001 ms. (steps per millisecond=318 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 03:26:31] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:26:31] [INFO ] Invariant cache hit.
[2023-03-22 03:26:31] [INFO ] After 53ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 03:26:31] [INFO ] [Nat]Absence check using 58 positive place invariants in 9 ms returned sat
[2023-03-22 03:26:32] [INFO ] After 429ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 03:26:32] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:26:32] [INFO ] After 328ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 03:26:33] [INFO ] Deduced a trap composed of 8 places in 30 ms of which 1 ms to minimize.
[2023-03-22 03:26:33] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 59 ms
[2023-03-22 03:26:33] [INFO ] After 708ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 322 ms.
[2023-03-22 03:26:33] [INFO ] After 1533ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 44 out of 205 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 4 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 205/205 places, 455/455 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 4 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
[2023-03-22 03:26:33] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:26:33] [INFO ] Invariant cache hit.
[2023-03-22 03:26:33] [INFO ] Implicit Places using invariants in 98 ms returned []
[2023-03-22 03:26:33] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:26:33] [INFO ] Invariant cache hit.
[2023-03-22 03:26:33] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:26:33] [INFO ] Implicit Places using invariants and state equation in 240 ms returned []
Implicit Place search using SMT with State Equation took 340 ms to find 0 implicit places.
[2023-03-22 03:26:33] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-22 03:26:33] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:26:33] [INFO ] Invariant cache hit.
[2023-03-22 03:26:33] [INFO ] Dead Transitions using invariants and state equation in 164 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 515 ms. Remains : 205/205 places, 455/455 transitions.
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 126 transitions.
Iterating post reduction 0 with 126 rules applied. Total rules applied 126 place count 205 transition count 329
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 49 Pre rules applied. Total rules applied 126 place count 205 transition count 280
Deduced a syphon composed of 49 places in 0 ms
Ensure Unique test removed 42 places
Reduce places removed 91 places and 0 transitions.
Iterating global reduction 1 with 140 rules applied. Total rules applied 266 place count 114 transition count 280
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 1 with 14 rules applied. Total rules applied 280 place count 107 transition count 273
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 287 place count 100 transition count 259
Iterating global reduction 1 with 7 rules applied. Total rules applied 294 place count 100 transition count 259
Free-agglomeration rule applied 7 times.
Iterating global reduction 1 with 7 rules applied. Total rules applied 301 place count 100 transition count 252
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 308 place count 93 transition count 252
Partial Free-agglomeration rule applied 7 times.
Drop transitions removed 7 transitions
Iterating global reduction 2 with 7 rules applied. Total rules applied 315 place count 93 transition count 252
Drop transitions removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 2 with 7 rules applied. Total rules applied 322 place count 93 transition count 245
Applied a total of 322 rules in 12 ms. Remains 93 /205 variables (removed 112) and now considering 245/455 (removed 210) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 245 rows 93 cols
[2023-03-22 03:26:33] [INFO ] Computed 16 place invariants in 1 ms
[2023-03-22 03:26:34] [INFO ] After 38ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 03:26:34] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2023-03-22 03:26:34] [INFO ] After 395ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 03:26:34] [INFO ] After 706ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 308 ms.
[2023-03-22 03:26:35] [INFO ] After 1057ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND (NOT p2) (NOT p0) p3 (NOT p1)), (X (NOT (AND (NOT p2) (NOT p3)))), (X (NOT (AND (NOT p2) (NOT p0) (NOT p3)))), (X (AND p2 (NOT p0) (NOT p3))), (X (AND p2 (NOT p3))), (X (NOT p0)), (X (X (NOT (AND p1 (NOT p2) (NOT p0) (NOT p3))))), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p1 p2 (NOT p0) (NOT p3))))), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p3)))))]
False Knowledge obtained : [(X (X (AND p2 (NOT p0) (NOT p3)))), (X (X (NOT (AND p2 (NOT p0) (NOT p3))))), (X (X (AND p2 (NOT p3)))), (X (X (NOT (AND p2 (NOT p3))))), (X (X (NOT p0))), (X (X p0)), (F p0), (F (AND (NOT p2) (NOT p3))), (F (AND (NOT p0) p2 (NOT p3) p1)), (F (AND (NOT p0) (NOT p2) (NOT p3))), (F (AND (NOT p0) p2 (NOT p3))), (F (AND p2 (NOT p3))), (F (AND (NOT p0) p1))]
Knowledge based reduction with 11 factoid took 838 ms. Reduced automaton from 6 states, 14 edges and 4 AP (stutter sensitive) to 6 states, 14 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 238 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 218 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 223 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Product exploration explored 100000 steps with 15873 reset in 763 ms.
Product exploration explored 100000 steps with 15714 reset in 774 ms.
Applying partial POR strategy [false, true, false, false, true, true]
Stuttering acceptance computed with spot in 239 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Support contains 44 out of 205 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 7 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
[2023-03-22 03:26:38] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-22 03:26:38] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
// Phase 1: matrix 329 rows 205 cols
[2023-03-22 03:26:38] [INFO ] Computed 58 place invariants in 4 ms
[2023-03-22 03:26:38] [INFO ] Dead Transitions using invariants and state equation in 167 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 185 ms. Remains : 205/205 places, 455/455 transitions.
Support contains 44 out of 205 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 1 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
[2023-03-22 03:26:38] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:26:38] [INFO ] Invariant cache hit.
[2023-03-22 03:26:38] [INFO ] Implicit Places using invariants in 93 ms returned []
[2023-03-22 03:26:38] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:26:38] [INFO ] Invariant cache hit.
[2023-03-22 03:26:38] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:26:39] [INFO ] Implicit Places using invariants and state equation in 239 ms returned []
Implicit Place search using SMT with State Equation took 333 ms to find 0 implicit places.
[2023-03-22 03:26:39] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:26:39] [INFO ] Invariant cache hit.
[2023-03-22 03:26:39] [INFO ] Dead Transitions using invariants and state equation in 156 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 492 ms. Remains : 205/205 places, 455/455 transitions.
Treatment of property LamportFastMutEx-PT-7-LTLFireability-05 finished in 26616 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(F((G(p1)||p0))))'
Found a Shortening insensitive property : LamportFastMutEx-PT-7-LTLFireability-06
Stuttering acceptance computed with spot in 83 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 21 out of 219 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Applied a total of 0 rules in 3 ms. Remains 219 /219 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 03:26:39] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 219 cols
[2023-03-22 03:26:39] [INFO ] Computed 65 place invariants in 2 ms
[2023-03-22 03:26:39] [INFO ] Implicit Places using invariants in 151 ms returned [135, 136, 137, 138, 139, 140, 141]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 163 ms to find 7 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 212/219 places, 462/462 transitions.
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 7 Pre rules applied. Total rules applied 0 place count 212 transition count 455
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 205 transition count 455
Applied a total of 14 rules in 12 ms. Remains 205 /212 variables (removed 7) and now considering 455/462 (removed 7) transitions.
[2023-03-22 03:26:39] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
// Phase 1: matrix 329 rows 205 cols
[2023-03-22 03:26:39] [INFO ] Computed 58 place invariants in 1 ms
[2023-03-22 03:26:39] [INFO ] Implicit Places using invariants in 151 ms returned []
[2023-03-22 03:26:39] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:26:39] [INFO ] Invariant cache hit.
[2023-03-22 03:26:39] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:26:40] [INFO ] Implicit Places using invariants and state equation in 343 ms returned []
Implicit Place search using SMT with State Equation took 507 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 205/219 places, 455/462 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 686 ms. Remains : 205/219 places, 455/462 transitions.
Running random walk in product with property : LamportFastMutEx-PT-7-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}]], initial=1, aps=[p1:(OR (AND (EQ s8 1) (EQ s65 1)) (AND (EQ s9 1) (EQ s66 1)) (AND (EQ s10 1) (EQ s67 1)) (AND (EQ s11 1) (EQ s68 1)) (AND (EQ s12 1) (EQ s69 1)) (AND (EQ ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, cl-invariant], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 4130 reset in 283 ms.
Product exploration explored 100000 steps with 4136 reset in 289 ms.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (AND (NOT p1) (NOT p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND (NOT p1) (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 285 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 69 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 194 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=64 )
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (AND (NOT p1) (NOT p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND (NOT p1) (NOT p0))))]
False Knowledge obtained : [(F (AND (NOT p0) p1)), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 5 factoid took 189 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 68 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 64 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2023-03-22 03:26:41] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:26:41] [INFO ] Invariant cache hit.
[2023-03-22 03:26:41] [INFO ] [Real]Absence check using 58 positive place invariants in 18 ms returned sat
[2023-03-22 03:26:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:26:41] [INFO ] [Real]Absence check using state equation in 130 ms returned sat
[2023-03-22 03:26:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:26:41] [INFO ] [Nat]Absence check using 58 positive place invariants in 17 ms returned sat
[2023-03-22 03:26:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:26:42] [INFO ] [Nat]Absence check using state equation in 129 ms returned sat
[2023-03-22 03:26:42] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:26:42] [INFO ] [Nat]Added 42 Read/Feed constraints in 15 ms returned sat
[2023-03-22 03:26:42] [INFO ] Deduced a trap composed of 24 places in 62 ms of which 0 ms to minimize.
[2023-03-22 03:26:42] [INFO ] Deduced a trap composed of 13 places in 61 ms of which 1 ms to minimize.
[2023-03-22 03:26:42] [INFO ] Deduced a trap composed of 10 places in 60 ms of which 0 ms to minimize.
[2023-03-22 03:26:42] [INFO ] Deduced a trap composed of 12 places in 66 ms of which 1 ms to minimize.
[2023-03-22 03:26:42] [INFO ] Deduced a trap composed of 9 places in 67 ms of which 1 ms to minimize.
[2023-03-22 03:26:42] [INFO ] Deduced a trap composed of 24 places in 63 ms of which 0 ms to minimize.
[2023-03-22 03:26:42] [INFO ] Deduced a trap composed of 21 places in 68 ms of which 0 ms to minimize.
[2023-03-22 03:26:42] [INFO ] Deduced a trap composed of 30 places in 65 ms of which 1 ms to minimize.
[2023-03-22 03:26:42] [INFO ] Deduced a trap composed of 8 places in 67 ms of which 0 ms to minimize.
[2023-03-22 03:26:42] [INFO ] Deduced a trap composed of 26 places in 64 ms of which 0 ms to minimize.
[2023-03-22 03:26:42] [INFO ] Deduced a trap composed of 11 places in 69 ms of which 1 ms to minimize.
[2023-03-22 03:26:42] [INFO ] Deduced a trap composed of 57 places in 62 ms of which 0 ms to minimize.
[2023-03-22 03:26:43] [INFO ] Deduced a trap composed of 57 places in 64 ms of which 1 ms to minimize.
[2023-03-22 03:26:43] [INFO ] Deduced a trap composed of 9 places in 67 ms of which 0 ms to minimize.
[2023-03-22 03:26:43] [INFO ] Deduced a trap composed of 19 places in 64 ms of which 0 ms to minimize.
[2023-03-22 03:26:43] [INFO ] Deduced a trap composed of 14 places in 59 ms of which 0 ms to minimize.
[2023-03-22 03:26:43] [INFO ] Deduced a trap composed of 10 places in 64 ms of which 0 ms to minimize.
[2023-03-22 03:26:43] [INFO ] Deduced a trap composed of 46 places in 60 ms of which 1 ms to minimize.
[2023-03-22 03:26:43] [INFO ] Deduced a trap composed of 8 places in 63 ms of which 0 ms to minimize.
[2023-03-22 03:26:43] [INFO ] Deduced a trap composed of 45 places in 58 ms of which 0 ms to minimize.
[2023-03-22 03:26:43] [INFO ] Trap strengthening (SAT) tested/added 21/20 trap constraints in 1537 ms
[2023-03-22 03:26:43] [INFO ] Computed and/alt/rep : 287/1617/287 causal constraints (skipped 35 transitions) in 22 ms.
[2023-03-22 03:26:45] [INFO ] Added : 250 causal constraints over 50 iterations in 1513 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Support contains 21 out of 205 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 4 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
[2023-03-22 03:26:45] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:26:45] [INFO ] Invariant cache hit.
[2023-03-22 03:26:45] [INFO ] Implicit Places using invariants in 143 ms returned []
[2023-03-22 03:26:45] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:26:45] [INFO ] Invariant cache hit.
[2023-03-22 03:26:45] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:26:45] [INFO ] Implicit Places using invariants and state equation in 307 ms returned []
Implicit Place search using SMT with State Equation took 451 ms to find 0 implicit places.
[2023-03-22 03:26:45] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:26:45] [INFO ] Invariant cache hit.
[2023-03-22 03:26:45] [INFO ] Dead Transitions using invariants and state equation in 163 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 619 ms. Remains : 205/205 places, 455/455 transitions.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) p1))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 257 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 69 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 146 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=73 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) p1))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(F (AND (NOT p0) p1)), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 5 factoid took 204 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 57 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 61 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2023-03-22 03:26:46] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:26:46] [INFO ] Invariant cache hit.
[2023-03-22 03:26:46] [INFO ] [Real]Absence check using 58 positive place invariants in 19 ms returned sat
[2023-03-22 03:26:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:26:46] [INFO ] [Real]Absence check using state equation in 128 ms returned sat
[2023-03-22 03:26:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:26:46] [INFO ] [Nat]Absence check using 58 positive place invariants in 17 ms returned sat
[2023-03-22 03:26:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:26:47] [INFO ] [Nat]Absence check using state equation in 122 ms returned sat
[2023-03-22 03:26:47] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:26:47] [INFO ] [Nat]Added 42 Read/Feed constraints in 20 ms returned sat
[2023-03-22 03:26:47] [INFO ] Deduced a trap composed of 24 places in 74 ms of which 0 ms to minimize.
[2023-03-22 03:26:47] [INFO ] Deduced a trap composed of 13 places in 74 ms of which 1 ms to minimize.
[2023-03-22 03:26:47] [INFO ] Deduced a trap composed of 10 places in 70 ms of which 1 ms to minimize.
[2023-03-22 03:26:47] [INFO ] Deduced a trap composed of 12 places in 62 ms of which 1 ms to minimize.
[2023-03-22 03:26:47] [INFO ] Deduced a trap composed of 9 places in 68 ms of which 0 ms to minimize.
[2023-03-22 03:26:47] [INFO ] Deduced a trap composed of 24 places in 61 ms of which 1 ms to minimize.
[2023-03-22 03:26:47] [INFO ] Deduced a trap composed of 21 places in 67 ms of which 1 ms to minimize.
[2023-03-22 03:26:47] [INFO ] Deduced a trap composed of 30 places in 66 ms of which 0 ms to minimize.
[2023-03-22 03:26:47] [INFO ] Deduced a trap composed of 8 places in 63 ms of which 0 ms to minimize.
[2023-03-22 03:26:47] [INFO ] Deduced a trap composed of 26 places in 65 ms of which 1 ms to minimize.
[2023-03-22 03:26:47] [INFO ] Deduced a trap composed of 11 places in 64 ms of which 0 ms to minimize.
[2023-03-22 03:26:48] [INFO ] Deduced a trap composed of 57 places in 65 ms of which 0 ms to minimize.
[2023-03-22 03:26:48] [INFO ] Deduced a trap composed of 57 places in 69 ms of which 0 ms to minimize.
[2023-03-22 03:26:48] [INFO ] Deduced a trap composed of 9 places in 66 ms of which 1 ms to minimize.
[2023-03-22 03:26:48] [INFO ] Deduced a trap composed of 19 places in 60 ms of which 1 ms to minimize.
[2023-03-22 03:26:48] [INFO ] Deduced a trap composed of 14 places in 65 ms of which 0 ms to minimize.
[2023-03-22 03:26:48] [INFO ] Deduced a trap composed of 10 places in 64 ms of which 0 ms to minimize.
[2023-03-22 03:26:48] [INFO ] Deduced a trap composed of 46 places in 63 ms of which 0 ms to minimize.
[2023-03-22 03:26:48] [INFO ] Deduced a trap composed of 8 places in 60 ms of which 1 ms to minimize.
[2023-03-22 03:26:48] [INFO ] Deduced a trap composed of 45 places in 60 ms of which 0 ms to minimize.
[2023-03-22 03:26:48] [INFO ] Trap strengthening (SAT) tested/added 21/20 trap constraints in 1554 ms
[2023-03-22 03:26:48] [INFO ] Computed and/alt/rep : 287/1617/287 causal constraints (skipped 35 transitions) in 25 ms.
[2023-03-22 03:26:50] [INFO ] Added : 250 causal constraints over 50 iterations in 1526 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Stuttering acceptance computed with spot in 73 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 4098 reset in 299 ms.
Product exploration explored 100000 steps with 4140 reset in 310 ms.
Applying partial POR strategy [true, false]
Stuttering acceptance computed with spot in 76 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 21 out of 205 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 9 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
[2023-03-22 03:26:51] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-22 03:26:51] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:26:51] [INFO ] Invariant cache hit.
[2023-03-22 03:26:51] [INFO ] Dead Transitions using invariants and state equation in 160 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 178 ms. Remains : 205/205 places, 455/455 transitions.
Support contains 21 out of 205 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 1 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
[2023-03-22 03:26:51] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:26:51] [INFO ] Invariant cache hit.
[2023-03-22 03:26:51] [INFO ] Implicit Places using invariants in 133 ms returned []
[2023-03-22 03:26:51] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:26:51] [INFO ] Invariant cache hit.
[2023-03-22 03:26:51] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:26:51] [INFO ] Implicit Places using invariants and state equation in 312 ms returned []
Implicit Place search using SMT with State Equation took 446 ms to find 0 implicit places.
[2023-03-22 03:26:51] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 03:26:51] [INFO ] Invariant cache hit.
[2023-03-22 03:26:51] [INFO ] Dead Transitions using invariants and state equation in 162 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 609 ms. Remains : 205/205 places, 455/455 transitions.
Treatment of property LamportFastMutEx-PT-7-LTLFireability-06 finished in 12601 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)))))'
Found a Lengthening insensitive property : LamportFastMutEx-PT-7-LTLFireability-07
Stuttering acceptance computed with spot in 101 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Support contains 36 out of 219 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 212 transition count 455
Applied a total of 14 rules in 8 ms. Remains 212 /219 variables (removed 7) and now considering 455/462 (removed 7) transitions.
[2023-03-22 03:26:51] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
// Phase 1: matrix 329 rows 212 cols
[2023-03-22 03:26:51] [INFO ] Computed 65 place invariants in 2 ms
[2023-03-22 03:26:52] [INFO ] Implicit Places using invariants in 138 ms returned [128, 129, 130, 131, 132, 133, 134]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 147 ms to find 7 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 205/219 places, 455/462 transitions.
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 7 Pre rules applied. Total rules applied 0 place count 205 transition count 448
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 198 transition count 448
Applied a total of 14 rules in 5 ms. Remains 198 /205 variables (removed 7) and now considering 448/455 (removed 7) transitions.
[2023-03-22 03:26:52] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
// Phase 1: matrix 322 rows 198 cols
[2023-03-22 03:26:52] [INFO ] Computed 58 place invariants in 1 ms
[2023-03-22 03:26:52] [INFO ] Implicit Places using invariants in 127 ms returned []
[2023-03-22 03:26:52] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 03:26:52] [INFO ] Invariant cache hit.
[2023-03-22 03:26:52] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:26:52] [INFO ] Implicit Places using invariants and state equation in 271 ms returned []
Implicit Place search using SMT with State Equation took 400 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 198/219 places, 448/462 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 560 ms. Remains : 198/219 places, 448/462 transitions.
Running random walk in product with property : LamportFastMutEx-PT-7-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(OR (AND (OR (EQ s24 0) (EQ s191 0)) (OR (EQ s34 0) (EQ s196 0)) (OR (EQ s26 0) (EQ s192 0)) (OR (EQ s32 0) (EQ s195 0)) (OR (EQ s28 0) (EQ s193 0)) (O...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak, sl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 5142 reset in 300 ms.
Product exploration explored 100000 steps with 5114 reset in 315 ms.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND p0 (NOT p1))), (X p0), true, (X (X (AND p0 (NOT p1)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 276 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 125 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Finished random walk after 228 steps, including 0 resets, run visited all 3 properties in 4 ms. (steps per millisecond=57 )
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND p0 (NOT p1))), (X p0), true, (X (X (AND p0 (NOT p1)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT p0)), (F p1), (F (NOT (AND p0 (NOT p1))))]
Knowledge based reduction with 7 factoid took 331 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 122 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Stuttering acceptance computed with spot in 118 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
[2023-03-22 03:26:54] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 03:26:54] [INFO ] Invariant cache hit.
[2023-03-22 03:26:54] [INFO ] [Real]Absence check using 58 positive place invariants in 19 ms returned sat
[2023-03-22 03:26:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:26:54] [INFO ] [Real]Absence check using state equation in 131 ms returned sat
[2023-03-22 03:26:54] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:26:54] [INFO ] [Nat]Absence check using 58 positive place invariants in 15 ms returned sat
[2023-03-22 03:26:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:26:54] [INFO ] [Nat]Absence check using state equation in 108 ms returned sat
[2023-03-22 03:26:54] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:26:54] [INFO ] [Nat]Added 42 Read/Feed constraints in 11 ms returned sat
[2023-03-22 03:26:54] [INFO ] Deduced a trap composed of 9 places in 52 ms of which 0 ms to minimize.
[2023-03-22 03:26:54] [INFO ] Deduced a trap composed of 20 places in 56 ms of which 0 ms to minimize.
[2023-03-22 03:26:54] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 0 ms to minimize.
[2023-03-22 03:26:55] [INFO ] Deduced a trap composed of 7 places in 37 ms of which 1 ms to minimize.
[2023-03-22 03:26:55] [INFO ] Deduced a trap composed of 14 places in 57 ms of which 1 ms to minimize.
[2023-03-22 03:26:55] [INFO ] Deduced a trap composed of 9 places in 53 ms of which 0 ms to minimize.
[2023-03-22 03:26:55] [INFO ] Deduced a trap composed of 21 places in 58 ms of which 0 ms to minimize.
[2023-03-22 03:26:55] [INFO ] Deduced a trap composed of 7 places in 23 ms of which 1 ms to minimize.
[2023-03-22 03:26:55] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 480 ms
[2023-03-22 03:26:55] [INFO ] Computed and/alt/rep : 280/1652/280 causal constraints (skipped 35 transitions) in 22 ms.
[2023-03-22 03:26:56] [INFO ] Added : 220 causal constraints over 44 iterations in 1221 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 36 out of 198 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 198/198 places, 448/448 transitions.
Applied a total of 0 rules in 3 ms. Remains 198 /198 variables (removed 0) and now considering 448/448 (removed 0) transitions.
[2023-03-22 03:26:56] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 03:26:56] [INFO ] Invariant cache hit.
[2023-03-22 03:26:56] [INFO ] Implicit Places using invariants in 127 ms returned []
[2023-03-22 03:26:56] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 03:26:56] [INFO ] Invariant cache hit.
[2023-03-22 03:26:56] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:26:56] [INFO ] Implicit Places using invariants and state equation in 264 ms returned []
Implicit Place search using SMT with State Equation took 393 ms to find 0 implicit places.
[2023-03-22 03:26:56] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 03:26:56] [INFO ] Invariant cache hit.
[2023-03-22 03:26:57] [INFO ] Dead Transitions using invariants and state equation in 163 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 560 ms. Remains : 198/198 places, 448/448 transitions.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND p0 (NOT p1))), (X p0), true, (X (X (AND p0 (NOT p1)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 252 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 119 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Finished random walk after 44 steps, including 0 resets, run visited all 3 properties in 2 ms. (steps per millisecond=22 )
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND p0 (NOT p1))), (X p0), true, (X (X (AND p0 (NOT p1)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT p0)), (F p1), (F (NOT (AND p0 (NOT p1))))]
Knowledge based reduction with 7 factoid took 309 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 107 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Stuttering acceptance computed with spot in 99 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
[2023-03-22 03:26:57] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 03:26:57] [INFO ] Invariant cache hit.
[2023-03-22 03:26:58] [INFO ] [Real]Absence check using 58 positive place invariants in 18 ms returned sat
[2023-03-22 03:26:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:26:58] [INFO ] [Real]Absence check using state equation in 135 ms returned sat
[2023-03-22 03:26:58] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:26:58] [INFO ] [Nat]Absence check using 58 positive place invariants in 16 ms returned sat
[2023-03-22 03:26:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:26:58] [INFO ] [Nat]Absence check using state equation in 107 ms returned sat
[2023-03-22 03:26:58] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:26:58] [INFO ] [Nat]Added 42 Read/Feed constraints in 10 ms returned sat
[2023-03-22 03:26:58] [INFO ] Deduced a trap composed of 9 places in 52 ms of which 0 ms to minimize.
[2023-03-22 03:26:58] [INFO ] Deduced a trap composed of 20 places in 32 ms of which 0 ms to minimize.
[2023-03-22 03:26:58] [INFO ] Deduced a trap composed of 11 places in 31 ms of which 0 ms to minimize.
[2023-03-22 03:26:58] [INFO ] Deduced a trap composed of 7 places in 39 ms of which 0 ms to minimize.
[2023-03-22 03:26:58] [INFO ] Deduced a trap composed of 14 places in 57 ms of which 0 ms to minimize.
[2023-03-22 03:26:58] [INFO ] Deduced a trap composed of 9 places in 53 ms of which 0 ms to minimize.
[2023-03-22 03:26:59] [INFO ] Deduced a trap composed of 21 places in 60 ms of which 0 ms to minimize.
[2023-03-22 03:26:59] [INFO ] Deduced a trap composed of 7 places in 25 ms of which 0 ms to minimize.
[2023-03-22 03:26:59] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 459 ms
[2023-03-22 03:26:59] [INFO ] Computed and/alt/rep : 280/1652/280 causal constraints (skipped 35 transitions) in 17 ms.
[2023-03-22 03:27:00] [INFO ] Added : 220 causal constraints over 44 iterations in 1210 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 105 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Product exploration explored 100000 steps with 5137 reset in 303 ms.
Product exploration explored 100000 steps with 5124 reset in 314 ms.
Applying partial POR strategy [false, true, true, true]
Stuttering acceptance computed with spot in 120 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Support contains 36 out of 198 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 198/198 places, 448/448 transitions.
Applied a total of 0 rules in 7 ms. Remains 198 /198 variables (removed 0) and now considering 448/448 (removed 0) transitions.
[2023-03-22 03:27:01] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-22 03:27:01] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 03:27:01] [INFO ] Invariant cache hit.
[2023-03-22 03:27:01] [INFO ] Dead Transitions using invariants and state equation in 158 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 173 ms. Remains : 198/198 places, 448/448 transitions.
Support contains 36 out of 198 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 198/198 places, 448/448 transitions.
Applied a total of 0 rules in 1 ms. Remains 198 /198 variables (removed 0) and now considering 448/448 (removed 0) transitions.
[2023-03-22 03:27:01] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 03:27:01] [INFO ] Invariant cache hit.
[2023-03-22 03:27:01] [INFO ] Implicit Places using invariants in 126 ms returned []
[2023-03-22 03:27:01] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 03:27:01] [INFO ] Invariant cache hit.
[2023-03-22 03:27:01] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 03:27:01] [INFO ] Implicit Places using invariants and state equation in 267 ms returned []
Implicit Place search using SMT with State Equation took 395 ms to find 0 implicit places.
[2023-03-22 03:27:01] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 03:27:01] [INFO ] Invariant cache hit.
[2023-03-22 03:27:01] [INFO ] Dead Transitions using invariants and state equation in 157 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 554 ms. Remains : 198/198 places, 448/448 transitions.
Treatment of property LamportFastMutEx-PT-7-LTLFireability-07 finished in 10135 ms.
[2023-03-22 03:27:01] [INFO ] Flatten gal took : 29 ms
[2023-03-22 03:27:01] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/LTLFireability.sr.xml took 7 ms.
[2023-03-22 03:27:01] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 219 places, 462 transitions and 2016 arcs took 2 ms.
Total runtime 121628 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT LamportFastMutEx-PT-7
BK_EXAMINATION: LTLFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/372
LTLFireability

FORMULA LamportFastMutEx-PT-7-LTLFireability-07 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA LamportFastMutEx-PT-7-LTLFireability-06 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA LamportFastMutEx-PT-7-LTLFireability-05 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1679455834077

--------------------
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
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/372/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/372/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/372/LTLFireability.xml
lola: rewrite Frontend/Parser/formula_rewrite.k:436
lola: rewrite Frontend/Parser/formula_rewrite.k:433
lola: rewrite Frontend/Parser/formula_rewrite.k:253
lola: rewrite Frontend/Parser/formula_rewrite.k:521
lola: rewrite Frontend/Parser/formula_rewrite.k:544
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 1.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: LAUNCH task # 8 (type EXCL) for 3 LamportFastMutEx-PT-7-LTLFireability-05
lola: time limit : 719 sec
lola: memory limit: 32 pages
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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="LamportFastMutEx-PT-7"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="lolaxred"
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 lolaxred"
echo " Input is LamportFastMutEx-PT-7, 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 r231-tall-167856416100436"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LamportFastMutEx-PT-7.tgz
mv LamportFastMutEx-PT-7 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 ;