fond
Model Checking Contest 2023
13th edition, Paris, France, April 26, 2023 (at TOOLympics II)
Execution of r231-tall-167856416000396
Last Updated
May 14, 2023

About the Execution of LoLa+red for LamportFastMutEx-PT-2

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
399.619 16834.00 27972.00 478.60 FTFFFFFTFFFFFFFF normal

Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r231-tall-167856416000396.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is LamportFastMutEx-PT-2, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r231-tall-167856416000396
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 708K
-rw-r--r-- 1 mcc users 13K Feb 25 13:42 CTLCardinality.txt
-rw-r--r-- 1 mcc users 103K Feb 25 13:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 12K Feb 25 13:42 CTLFireability.txt
-rw-r--r-- 1 mcc users 75K Feb 25 13:42 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 5.7K Feb 25 16:20 LTLCardinality.txt
-rw-r--r-- 1 mcc users 31K Feb 25 16:20 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Feb 25 16:20 LTLFireability.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:20 LTLFireability.xml
-rw-r--r-- 1 mcc users 20K Feb 25 13:43 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 154K Feb 25 13:43 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 21K Feb 25 13:42 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 133K Feb 25 13:42 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:20 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.8K 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 48K 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-2-LTLFireability-00
FORMULA_NAME LamportFastMutEx-PT-2-LTLFireability-01
FORMULA_NAME LamportFastMutEx-PT-2-LTLFireability-02
FORMULA_NAME LamportFastMutEx-PT-2-LTLFireability-03
FORMULA_NAME LamportFastMutEx-PT-2-LTLFireability-04
FORMULA_NAME LamportFastMutEx-PT-2-LTLFireability-05
FORMULA_NAME LamportFastMutEx-PT-2-LTLFireability-06
FORMULA_NAME LamportFastMutEx-PT-2-LTLFireability-07
FORMULA_NAME LamportFastMutEx-PT-2-LTLFireability-08
FORMULA_NAME LamportFastMutEx-PT-2-LTLFireability-09
FORMULA_NAME LamportFastMutEx-PT-2-LTLFireability-10
FORMULA_NAME LamportFastMutEx-PT-2-LTLFireability-11
FORMULA_NAME LamportFastMutEx-PT-2-LTLFireability-12
FORMULA_NAME LamportFastMutEx-PT-2-LTLFireability-13
FORMULA_NAME LamportFastMutEx-PT-2-LTLFireability-14
FORMULA_NAME LamportFastMutEx-PT-2-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679450798820

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-2
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-22 02:06:40] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-22 02:06:40] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 02:06:40] [INFO ] Load time of PNML (sax parser for PT used): 36 ms
[2023-03-22 02:06:40] [INFO ] Transformed 69 places.
[2023-03-22 02:06:40] [INFO ] Transformed 96 transitions.
[2023-03-22 02:06:40] [INFO ] Found NUPN structural information;
[2023-03-22 02:06:40] [INFO ] Completing missing partition info from NUPN : creating a component with [P_start_1_0, P_start_1_1, P_start_1_2, 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_setx_3_0, P_setx_3_1, P_setx_3_2, P_setbi_5_0, P_setbi_5_1, P_setbi_5_2, P_ify0_4_0, P_ify0_4_1, P_ify0_4_2, P_sety_9_0, P_sety_9_1, P_sety_9_2, P_ifxi_10_0, P_ifxi_10_1, P_ifxi_10_2, P_setbi_11_0, P_setbi_11_1, P_setbi_11_2, P_fordo_12_0, P_fordo_12_1, P_fordo_12_2, P_wait_0_0, P_wait_0_1, P_wait_0_2, P_wait_1_0, P_wait_1_1, P_wait_1_2, P_wait_2_0, P_wait_2_1, P_wait_2_2, P_await_13_0, P_await_13_1, P_await_13_2, P_done_0_0, P_done_0_1, P_done_0_2, P_done_1_0, P_done_1_1, P_done_1_2, P_done_2_0, P_done_2_1, P_done_2_2, P_ifyi_15_0, P_ifyi_15_1, P_ifyi_15_2, P_awaity_0, P_awaity_1, P_awaity_2, P_CS_21_0, P_CS_21_1, P_CS_21_2, P_setbi_24_0, P_setbi_24_1, P_setbi_24_2]
[2023-03-22 02:06:40] [INFO ] Parsed PT model containing 69 places and 96 transitions and 402 arcs in 95 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 7 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
Deduced a syphon composed of 25 places in 1 ms
Reduce places removed 25 places and 34 transitions.
FORMULA LamportFastMutEx-PT-2-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-2-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 32 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Applied a total of 0 rules in 9 ms. Remains 44 /44 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2023-03-22 02:06:40] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
// Phase 1: matrix 56 rows 44 cols
[2023-03-22 02:06:40] [INFO ] Computed 10 place invariants in 4 ms
[2023-03-22 02:06:40] [INFO ] Implicit Places using invariants in 123 ms returned []
[2023-03-22 02:06:40] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:40] [INFO ] Invariant cache hit.
[2023-03-22 02:06:40] [INFO ] State equation strengthened by 16 read => feed constraints.
[2023-03-22 02:06:40] [INFO ] Implicit Places using invariants and state equation in 72 ms returned []
Implicit Place search using SMT with State Equation took 218 ms to find 0 implicit places.
[2023-03-22 02:06:40] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:40] [INFO ] Invariant cache hit.
[2023-03-22 02:06:40] [INFO ] Dead Transitions using invariants and state equation in 66 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 294 ms. Remains : 44/44 places, 62/62 transitions.
Support contains 32 out of 44 places after structural reductions.
[2023-03-22 02:06:41] [INFO ] Flatten gal took : 21 ms
[2023-03-22 02:06:41] [INFO ] Flatten gal took : 9 ms
[2023-03-22 02:06:41] [INFO ] Input system was already deterministic with 62 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 18) seen :17
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-22 02:06:41] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:41] [INFO ] Invariant cache hit.
[2023-03-22 02:06:41] [INFO ] [Real]Absence check using 10 positive place invariants in 3 ms returned sat
[2023-03-22 02:06:41] [INFO ] After 69ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 02:06:41] [INFO ] [Nat]Absence check using 10 positive place invariants in 5 ms returned sat
[2023-03-22 02:06:41] [INFO ] After 18ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 02:06:41] [INFO ] State equation strengthened by 16 read => feed constraints.
[2023-03-22 02:06:41] [INFO ] After 10ms SMT Verify possible using 16 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 02:06:41] [INFO ] Deduced a trap composed of 9 places in 44 ms of which 4 ms to minimize.
[2023-03-22 02:06:41] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 48 ms
[2023-03-22 02:06:41] [INFO ] After 61ms SMT Verify possible using trap constraints in natural domain returned unsat :1 sat :0
[2023-03-22 02:06:41] [INFO ] After 119ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Successfully simplified 1 atomic propositions for a total of 14 simplifications.
Computed a total of 1 stabilizing places and 2 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(p0))))'
Support contains 6 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2023-03-22 02:06:41] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:41] [INFO ] Invariant cache hit.
[2023-03-22 02:06:42] [INFO ] Implicit Places using invariants in 76 ms returned [30, 31]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 80 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 62/62 transitions.
Applied a total of 0 rules in 2 ms. Remains 42 /42 variables (removed 0) and now considering 62/62 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 84 ms. Remains : 42/44 places, 62/62 transitions.
Stuttering acceptance computed with spot in 224 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : LamportFastMutEx-PT-2-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p0:(OR (AND (EQ s10 1) (EQ s23 1)) (AND (EQ s9 1) (EQ s22 1)) (AND (EQ s11 1) (EQ s23 1)) (AND (EQ s8 1) (EQ s22 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 7128 reset in 239 ms.
Stack based approach found an accepted trace after 22 steps with 0 reset with depth 23 and stack size 23 in 1 ms.
FORMULA LamportFastMutEx-PT-2-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-PT-2-LTLFireability-00 finished in 598 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||X(X(G(p1))))))'
Support contains 8 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2023-03-22 02:06:42] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:42] [INFO ] Invariant cache hit.
[2023-03-22 02:06:42] [INFO ] Implicit Places using invariants in 66 ms returned [30, 31]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 67 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 62/62 transitions.
Applied a total of 0 rules in 1 ms. Remains 42 /42 variables (removed 0) and now considering 62/62 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 71 ms. Remains : 42/44 places, 62/62 transitions.
Stuttering acceptance computed with spot in 229 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : LamportFastMutEx-PT-2-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=p1, acceptance={} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 1}]], initial=4, aps=[p0:(AND (OR (EQ s9 0) (EQ s40 0)) (OR (EQ s11 0) (EQ s41 0)) (OR (EQ s10 0) (EQ s41 0)) (OR (EQ s8 0) (EQ s40 0))), p1:(OR (AND (EQ s10 1) (EQ s23 1)) (AN...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 112 ms.
Product exploration explored 100000 steps with 50000 reset in 126 ms.
Computed a total of 1 stabilizing places and 2 stable transitions
Computed a total of 1 stabilizing places and 2 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X p0), true]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 79 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA LamportFastMutEx-PT-2-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property LamportFastMutEx-PT-2-LTLFireability-01 finished in 636 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(p1)||p0)))'
Support contains 5 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 42 transition count 60
Applied a total of 4 rules in 14 ms. Remains 42 /44 variables (removed 2) and now considering 60/62 (removed 2) transitions.
[2023-03-22 02:06:43] [INFO ] Flow matrix only has 54 transitions (discarded 6 similar events)
// Phase 1: matrix 54 rows 42 cols
[2023-03-22 02:06:43] [INFO ] Computed 10 place invariants in 1 ms
[2023-03-22 02:06:43] [INFO ] Implicit Places using invariants in 69 ms returned [28, 29]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 71 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 40/44 places, 60/62 transitions.
Applied a total of 0 rules in 3 ms. Remains 40 /40 variables (removed 0) and now considering 60/60 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 88 ms. Remains : 40/44 places, 60/62 transitions.
Stuttering acceptance computed with spot in 70 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : LamportFastMutEx-PT-2-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (AND (EQ s7 1) (EQ s32 1)) (AND (EQ s5 1) (EQ s32 1)) (AND (EQ s6 1) (EQ s33 1)) (AND (EQ s5 1) (EQ s33 1))), p1:(OR (AND (EQ s7 1) (EQ s32 1)) (AN...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 1444 reset in 152 ms.
Stack based approach found an accepted trace after 31 steps with 0 reset with depth 32 and stack size 32 in 3 ms.
FORMULA LamportFastMutEx-PT-2-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-PT-2-LTLFireability-02 finished in 333 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(((!p0&&G(!p1)) U G(p0)))))'
Support contains 9 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2023-03-22 02:06:43] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
// Phase 1: matrix 56 rows 44 cols
[2023-03-22 02:06:43] [INFO ] Computed 10 place invariants in 2 ms
[2023-03-22 02:06:43] [INFO ] Implicit Places using invariants in 90 ms returned [30, 31]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 92 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 62/62 transitions.
Applied a total of 0 rules in 2 ms. Remains 42 /42 variables (removed 0) and now considering 62/62 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 96 ms. Remains : 42/44 places, 62/62 transitions.
Stuttering acceptance computed with spot in 221 ms :[(NOT p0), (NOT p0), (NOT p0), true, p1, (NOT p0)]
Running random walk in product with property : LamportFastMutEx-PT-2-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 3}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 4}, { cond=p0, acceptance={} source=2 dest: 5}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=p1, acceptance={} source=4 dest: 3}, { cond=(NOT p1), acceptance={} source=4 dest: 4}], [{ cond=(NOT p0), acceptance={} source=5 dest: 3}, { cond=p0, acceptance={} source=5 dest: 5}]], initial=0, aps=[p0:(OR (AND (EQ s2 1) (EQ s21 1)) (AND (EQ s4 1) (EQ s20 1)) (AND (EQ s2 1) (EQ s20 1)) (AND (EQ s3 1) (EQ s21 1))), p1:(OR (AND (EQ s7 1) (EQ s35 1)) (AN...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 80 steps with 0 reset in 1 ms.
FORMULA LamportFastMutEx-PT-2-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-PT-2-LTLFireability-04 finished in 337 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 8 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Applied a total of 0 rules in 4 ms. Remains 44 /44 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2023-03-22 02:06:43] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:43] [INFO ] Invariant cache hit.
[2023-03-22 02:06:43] [INFO ] Implicit Places using invariants in 52 ms returned []
[2023-03-22 02:06:43] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:43] [INFO ] Invariant cache hit.
[2023-03-22 02:06:43] [INFO ] State equation strengthened by 16 read => feed constraints.
[2023-03-22 02:06:43] [INFO ] Implicit Places using invariants and state equation in 60 ms returned []
Implicit Place search using SMT with State Equation took 114 ms to find 0 implicit places.
[2023-03-22 02:06:43] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:43] [INFO ] Invariant cache hit.
[2023-03-22 02:06:43] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 157 ms. Remains : 44/44 places, 62/62 transitions.
Stuttering acceptance computed with spot in 82 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : LamportFastMutEx-PT-2-LTLFireability-05 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 (OR (EQ s8 0) (EQ s28 0) (EQ s31 0)) (OR (EQ s10 0) (EQ s29 0) (EQ s31 0)) (OR (EQ s10 0) (EQ s27 0) (EQ s30 0)) (OR (EQ s8 0) (EQ s26 0) (EQ s30 ...], 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 23 steps with 0 reset in 1 ms.
FORMULA LamportFastMutEx-PT-2-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-PT-2-LTLFireability-05 finished in 258 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 5 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 42 transition count 60
Applied a total of 4 rules in 6 ms. Remains 42 /44 variables (removed 2) and now considering 60/62 (removed 2) transitions.
[2023-03-22 02:06:44] [INFO ] Flow matrix only has 54 transitions (discarded 6 similar events)
// Phase 1: matrix 54 rows 42 cols
[2023-03-22 02:06:44] [INFO ] Computed 10 place invariants in 3 ms
[2023-03-22 02:06:44] [INFO ] Implicit Places using invariants in 58 ms returned [28, 29]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 59 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 40/44 places, 60/62 transitions.
Applied a total of 0 rules in 3 ms. Remains 40 /40 variables (removed 0) and now considering 60/60 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 68 ms. Remains : 40/44 places, 60/62 transitions.
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Running random walk in product with property : LamportFastMutEx-PT-2-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (AND (EQ s7 1) (EQ s32 1)) (AND (EQ s5 1) (EQ s32 1)) (AND (EQ s6 1) (EQ s33 1)) (AND (EQ s5 1) (EQ s33 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 130 ms.
Stack based approach found an accepted trace after 25 steps with 0 reset with depth 26 and stack size 26 in 1 ms.
FORMULA LamportFastMutEx-PT-2-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-PT-2-LTLFireability-06 finished in 244 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F((p0||G(!p1)||((G(!p1)||(!p1&&F(!p2)))&&F(!p3))))))))'
Support contains 18 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2023-03-22 02:06:44] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
// Phase 1: matrix 56 rows 44 cols
[2023-03-22 02:06:44] [INFO ] Computed 10 place invariants in 2 ms
[2023-03-22 02:06:44] [INFO ] Implicit Places using invariants in 45 ms returned []
[2023-03-22 02:06:44] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:44] [INFO ] Invariant cache hit.
[2023-03-22 02:06:44] [INFO ] State equation strengthened by 16 read => feed constraints.
[2023-03-22 02:06:44] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 100 ms to find 0 implicit places.
[2023-03-22 02:06:44] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:44] [INFO ] Invariant cache hit.
[2023-03-22 02:06:44] [INFO ] Dead Transitions using invariants and state equation in 40 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 142 ms. Remains : 44/44 places, 62/62 transitions.
Stuttering acceptance computed with spot in 277 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1 p2), (AND (NOT p0) p1 p3), (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1)]
Running random walk in product with property : LamportFastMutEx-PT-2-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p0) p1), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1) p2), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p0) p3 (NOT p1)), acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1) p2), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) p1 p2), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p0) p3 (NOT p1)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p0) p3 p1), acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 0}], [{ cond=true, acceptance={} source=4 dest: 3}], [{ cond=true, acceptance={} source=5 dest: 4}]], initial=5, aps=[p0:(AND (OR (EQ s8 0) (EQ s28 0) (EQ s31 0)) (OR (EQ s10 0) (EQ s29 0) (EQ s31 0)) (OR (EQ s10 0) (EQ s27 0) (EQ s30 0)) (OR (EQ s8 0) (EQ s26 0) (EQ s30 ...], 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 25000 reset in 96 ms.
Product exploration explored 100000 steps with 25000 reset in 122 ms.
Computed a total of 1 stabilizing places and 2 stable transitions
Computed a total of 1 stabilizing places and 2 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2) (NOT p3)), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 108 ms. Reduced automaton from 6 states, 10 edges and 4 AP (stutter sensitive) to 6 states, 10 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 270 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1 p2), (AND (NOT p0) p1 p3), (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 143 ms. (steps per millisecond=69 ) properties (out of 5) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 100 ms. (steps per millisecond=100 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-22 02:06:45] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:45] [INFO ] Invariant cache hit.
[2023-03-22 02:06:45] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 02:06:45] [INFO ] After 36ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-22 02:06:45] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 02:06:45] [INFO ] After 19ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :1
[2023-03-22 02:06:45] [INFO ] State equation strengthened by 16 read => feed constraints.
[2023-03-22 02:06:45] [INFO ] After 16ms SMT Verify possible using 16 Read/Feed constraints in natural domain returned unsat :2 sat :1
[2023-03-22 02:06:45] [INFO ] Deduced a trap composed of 4 places in 23 ms of which 1 ms to minimize.
[2023-03-22 02:06:45] [INFO ] Deduced a trap composed of 11 places in 28 ms of which 1 ms to minimize.
[2023-03-22 02:06:46] [INFO ] Deduced a trap composed of 8 places in 27 ms of which 2 ms to minimize.
[2023-03-22 02:06:46] [INFO ] Deduced a trap composed of 13 places in 25 ms of which 1 ms to minimize.
[2023-03-22 02:06:46] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 4 trap constraints in 121 ms
[2023-03-22 02:06:46] [INFO ] After 145ms SMT Verify possible using trap constraints in natural domain returned unsat :3 sat :0
[2023-03-22 02:06:46] [INFO ] After 206ms SMT Verify possible using all constraints in natural domain returned unsat :3 sat :0
Fused 3 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 3 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2) (NOT p3)), true, (G (NOT (AND (NOT p0) p1 p3))), (G (NOT (AND (NOT p0) p1 p2))), (G (NOT (AND (NOT p0) (NOT p1) p3)))]
False Knowledge obtained : [(F (AND (NOT p0) p1)), (F (AND (NOT p0) (NOT p1) p2))]
Knowledge based reduction with 5 factoid took 269 ms. Reduced automaton from 6 states, 10 edges and 4 AP (stutter sensitive) to 4 states, 4 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 159 ms :[(AND (NOT p0) p1 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 (NOT p3)), (AND (NOT p0) p1 (NOT p3))]
Stuttering acceptance computed with spot in 171 ms :[(AND (NOT p0) p1 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 (NOT p3)), (AND (NOT p0) p1 (NOT p3))]
Support contains 13 out of 44 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2023-03-22 02:06:46] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:46] [INFO ] Invariant cache hit.
[2023-03-22 02:06:46] [INFO ] Implicit Places using invariants in 40 ms returned []
[2023-03-22 02:06:46] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:46] [INFO ] Invariant cache hit.
[2023-03-22 02:06:46] [INFO ] State equation strengthened by 16 read => feed constraints.
[2023-03-22 02:06:46] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 92 ms to find 0 implicit places.
[2023-03-22 02:06:46] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:46] [INFO ] Invariant cache hit.
[2023-03-22 02:06:46] [INFO ] Dead Transitions using invariants and state equation in 43 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 138 ms. Remains : 44/44 places, 62/62 transitions.
Computed a total of 1 stabilizing places and 2 stable transitions
Computed a total of 1 stabilizing places and 2 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) (NOT p3)), (X (OR p0 (NOT p3))), (X (X (OR p0 (NOT p3))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 122 ms. Reduced automaton from 4 states, 4 edges and 3 AP (stutter sensitive) to 4 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 159 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0))]
Finished random walk after 181 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=90 )
Knowledge obtained : [(AND p0 (NOT p1) (NOT p3)), (X (OR p0 (NOT p3))), (X (X (OR p0 (NOT p3))))]
False Knowledge obtained : [(F (AND p1 (NOT p0)))]
Knowledge based reduction with 3 factoid took 169 ms. Reduced automaton from 4 states, 4 edges and 2 AP (stutter sensitive) to 4 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 144 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0))]
Stuttering acceptance computed with spot in 235 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0))]
Stuttering acceptance computed with spot in 160 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0))]
Product exploration explored 100000 steps with 25000 reset in 121 ms.
Product exploration explored 100000 steps with 25000 reset in 127 ms.
Applying partial POR strategy [true, false, false, false]
Stuttering acceptance computed with spot in 147 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0))]
Support contains 12 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Applied a total of 0 rules in 9 ms. Remains 44 /44 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2023-03-22 02:06:48] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 02:06:48] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:48] [INFO ] Invariant cache hit.
[2023-03-22 02:06:48] [INFO ] Dead Transitions using invariants and state equation in 41 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62 ms. Remains : 44/44 places, 62/62 transitions.
Support contains 12 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Applied a total of 0 rules in 1 ms. Remains 44 /44 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2023-03-22 02:06:48] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:48] [INFO ] Invariant cache hit.
[2023-03-22 02:06:48] [INFO ] Implicit Places using invariants in 43 ms returned []
[2023-03-22 02:06:48] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:48] [INFO ] Invariant cache hit.
[2023-03-22 02:06:48] [INFO ] State equation strengthened by 16 read => feed constraints.
[2023-03-22 02:06:48] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 93 ms to find 0 implicit places.
[2023-03-22 02:06:48] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:48] [INFO ] Invariant cache hit.
[2023-03-22 02:06:48] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 133 ms. Remains : 44/44 places, 62/62 transitions.
Treatment of property LamportFastMutEx-PT-2-LTLFireability-07 finished in 4295 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(F(p0))||G(p1))))'
Support contains 3 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 42 transition count 60
Applied a total of 4 rules in 3 ms. Remains 42 /44 variables (removed 2) and now considering 60/62 (removed 2) transitions.
[2023-03-22 02:06:48] [INFO ] Flow matrix only has 54 transitions (discarded 6 similar events)
// Phase 1: matrix 54 rows 42 cols
[2023-03-22 02:06:48] [INFO ] Computed 10 place invariants in 1 ms
[2023-03-22 02:06:48] [INFO ] Implicit Places using invariants in 45 ms returned [28, 29]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 45 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 40/44 places, 60/62 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 40 transition count 59
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 39 transition count 59
Applied a total of 2 rules in 4 ms. Remains 39 /40 variables (removed 1) and now considering 59/60 (removed 1) transitions.
[2023-03-22 02:06:48] [INFO ] Flow matrix only has 53 transitions (discarded 6 similar events)
// Phase 1: matrix 53 rows 39 cols
[2023-03-22 02:06:48] [INFO ] Computed 8 place invariants in 1 ms
[2023-03-22 02:06:48] [INFO ] Implicit Places using invariants in 32 ms returned []
[2023-03-22 02:06:48] [INFO ] Flow matrix only has 53 transitions (discarded 6 similar events)
[2023-03-22 02:06:48] [INFO ] Invariant cache hit.
[2023-03-22 02:06:48] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-22 02:06:48] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 79 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 39/44 places, 59/62 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 131 ms. Remains : 39/44 places, 59/62 transitions.
Stuttering acceptance computed with spot in 62 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : LamportFastMutEx-PT-2-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(AND (EQ s6 1) (EQ s35 1)), p0:(AND (EQ s6 1) (EQ s32 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 1303 reset in 189 ms.
Stack based approach found an accepted trace after 19 steps with 0 reset with depth 20 and stack size 20 in 0 ms.
FORMULA LamportFastMutEx-PT-2-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-PT-2-LTLFireability-08 finished in 396 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 42 transition count 60
Applied a total of 4 rules in 6 ms. Remains 42 /44 variables (removed 2) and now considering 60/62 (removed 2) transitions.
[2023-03-22 02:06:49] [INFO ] Flow matrix only has 54 transitions (discarded 6 similar events)
// Phase 1: matrix 54 rows 42 cols
[2023-03-22 02:06:49] [INFO ] Computed 10 place invariants in 2 ms
[2023-03-22 02:06:49] [INFO ] Implicit Places using invariants in 40 ms returned [28, 29]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 41 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 40/44 places, 60/62 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 40 transition count 58
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 38 transition count 58
Applied a total of 4 rules in 2 ms. Remains 38 /40 variables (removed 2) and now considering 58/60 (removed 2) transitions.
[2023-03-22 02:06:49] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
// Phase 1: matrix 52 rows 38 cols
[2023-03-22 02:06:49] [INFO ] Computed 8 place invariants in 0 ms
[2023-03-22 02:06:49] [INFO ] Implicit Places using invariants in 33 ms returned []
[2023-03-22 02:06:49] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
[2023-03-22 02:06:49] [INFO ] Invariant cache hit.
[2023-03-22 02:06:49] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-22 02:06:49] [INFO ] Implicit Places using invariants and state equation in 68 ms returned []
Implicit Place search using SMT with State Equation took 103 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 38/44 places, 58/62 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 154 ms. Remains : 38/44 places, 58/62 transitions.
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
Running random walk in product with property : LamportFastMutEx-PT-2-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (EQ s5 1) (EQ s16 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 122 ms.
Stack based approach found an accepted trace after 41 steps with 0 reset with depth 42 and stack size 42 in 0 ms.
FORMULA LamportFastMutEx-PT-2-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-PT-2-LTLFireability-09 finished in 328 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 42 transition count 60
Applied a total of 4 rules in 4 ms. Remains 42 /44 variables (removed 2) and now considering 60/62 (removed 2) transitions.
[2023-03-22 02:06:49] [INFO ] Flow matrix only has 54 transitions (discarded 6 similar events)
// Phase 1: matrix 54 rows 42 cols
[2023-03-22 02:06:49] [INFO ] Computed 10 place invariants in 0 ms
[2023-03-22 02:06:49] [INFO ] Implicit Places using invariants in 70 ms returned [28, 29]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 71 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 40/44 places, 60/62 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 40 transition count 58
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 38 transition count 58
Applied a total of 4 rules in 3 ms. Remains 38 /40 variables (removed 2) and now considering 58/60 (removed 2) transitions.
[2023-03-22 02:06:49] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
// Phase 1: matrix 52 rows 38 cols
[2023-03-22 02:06:49] [INFO ] Computed 8 place invariants in 0 ms
[2023-03-22 02:06:49] [INFO ] Implicit Places using invariants in 33 ms returned []
[2023-03-22 02:06:49] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
[2023-03-22 02:06:49] [INFO ] Invariant cache hit.
[2023-03-22 02:06:49] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-22 02:06:49] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 38/44 places, 58/62 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 164 ms. Remains : 38/44 places, 58/62 transitions.
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Running random walk in product with property : LamportFastMutEx-PT-2-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (EQ s3 1) (EQ s13 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 7676 reset in 73 ms.
Stack based approach found an accepted trace after 216 steps with 17 reset with depth 22 and stack size 22 in 1 ms.
FORMULA LamportFastMutEx-PT-2-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-PT-2-LTLFireability-11 finished in 294 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 3 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Applied a total of 0 rules in 1 ms. Remains 44 /44 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2023-03-22 02:06:49] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
// Phase 1: matrix 56 rows 44 cols
[2023-03-22 02:06:49] [INFO ] Computed 10 place invariants in 3 ms
[2023-03-22 02:06:49] [INFO ] Implicit Places using invariants in 40 ms returned [31]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 55 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 43/44 places, 62/62 transitions.
Applied a total of 0 rules in 1 ms. Remains 43 /43 variables (removed 0) and now considering 62/62 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 57 ms. Remains : 43/44 places, 62/62 transitions.
Stuttering acceptance computed with spot in 72 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : LamportFastMutEx-PT-2-LTLFireability-12 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:(OR (EQ s30 0) (EQ s31 0) (EQ s32 0))], 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 39 steps with 0 reset in 0 ms.
FORMULA LamportFastMutEx-PT-2-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-PT-2-LTLFireability-12 finished in 148 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 42 transition count 60
Applied a total of 4 rules in 5 ms. Remains 42 /44 variables (removed 2) and now considering 60/62 (removed 2) transitions.
[2023-03-22 02:06:49] [INFO ] Flow matrix only has 54 transitions (discarded 6 similar events)
// Phase 1: matrix 54 rows 42 cols
[2023-03-22 02:06:49] [INFO ] Computed 10 place invariants in 1 ms
[2023-03-22 02:06:49] [INFO ] Implicit Places using invariants in 43 ms returned [28, 29]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 44 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 40/44 places, 60/62 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 40 transition count 58
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 38 transition count 58
Applied a total of 4 rules in 2 ms. Remains 38 /40 variables (removed 2) and now considering 58/60 (removed 2) transitions.
[2023-03-22 02:06:49] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
// Phase 1: matrix 52 rows 38 cols
[2023-03-22 02:06:49] [INFO ] Computed 8 place invariants in 0 ms
[2023-03-22 02:06:49] [INFO ] Implicit Places using invariants in 36 ms returned []
[2023-03-22 02:06:49] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
[2023-03-22 02:06:49] [INFO ] Invariant cache hit.
[2023-03-22 02:06:49] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-22 02:06:49] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 92 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 38/44 places, 58/62 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 144 ms. Remains : 38/44 places, 58/62 transitions.
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : LamportFastMutEx-PT-2-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (EQ s9 1) (EQ s36 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 2237 reset in 80 ms.
Stack based approach found an accepted trace after 81 steps with 3 reset with depth 18 and stack size 18 in 0 ms.
FORMULA LamportFastMutEx-PT-2-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-PT-2-LTLFireability-13 finished in 306 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 42 transition count 60
Applied a total of 4 rules in 5 ms. Remains 42 /44 variables (removed 2) and now considering 60/62 (removed 2) transitions.
[2023-03-22 02:06:50] [INFO ] Flow matrix only has 54 transitions (discarded 6 similar events)
// Phase 1: matrix 54 rows 42 cols
[2023-03-22 02:06:50] [INFO ] Computed 10 place invariants in 2 ms
[2023-03-22 02:06:50] [INFO ] Implicit Places using invariants in 51 ms returned [28, 29]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 51 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 40/44 places, 60/62 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 40 transition count 58
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 38 transition count 58
Applied a total of 4 rules in 3 ms. Remains 38 /40 variables (removed 2) and now considering 58/60 (removed 2) transitions.
[2023-03-22 02:06:50] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
// Phase 1: matrix 52 rows 38 cols
[2023-03-22 02:06:50] [INFO ] Computed 8 place invariants in 0 ms
[2023-03-22 02:06:50] [INFO ] Implicit Places using invariants in 37 ms returned []
[2023-03-22 02:06:50] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
[2023-03-22 02:06:50] [INFO ] Invariant cache hit.
[2023-03-22 02:06:50] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-22 02:06:50] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 90 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 38/44 places, 58/62 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 150 ms. Remains : 38/44 places, 58/62 transitions.
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Running random walk in product with property : LamportFastMutEx-PT-2-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (EQ s5 0) (EQ s32 0))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 88 ms.
Stack based approach found an accepted trace after 98 steps with 0 reset with depth 99 and stack size 63 in 0 ms.
FORMULA LamportFastMutEx-PT-2-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-PT-2-LTLFireability-14 finished in 291 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||X(p1)))'
Support contains 3 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Applied a total of 0 rules in 1 ms. Remains 44 /44 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2023-03-22 02:06:50] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
// Phase 1: matrix 56 rows 44 cols
[2023-03-22 02:06:50] [INFO ] Computed 10 place invariants in 1 ms
[2023-03-22 02:06:50] [INFO ] Implicit Places using invariants in 46 ms returned [30, 31]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 48 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 62/62 transitions.
Applied a total of 0 rules in 0 ms. Remains 42 /42 variables (removed 0) and now considering 62/62 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 49 ms. Remains : 42/44 places, 62/62 transitions.
Stuttering acceptance computed with spot in 75 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : LamportFastMutEx-PT-2-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}]], initial=1, aps=[p0:(AND (EQ s6 1) (EQ s34 1)), p1:(OR (AND (EQ s6 1) (EQ s34 1)) (AND (EQ s7 1) (EQ s34 1) (EQ s6 1) (EQ s34 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA LamportFastMutEx-PT-2-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-PT-2-LTLFireability-15 finished in 147 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F((p0||G(!p1)||((G(!p1)||(!p1&&F(!p2)))&&F(!p3))))))))'
Found a Shortening insensitive property : LamportFastMutEx-PT-2-LTLFireability-07
Stuttering acceptance computed with spot in 237 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1 p2), (AND (NOT p0) p1 p3), (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1)]
Support contains 18 out of 44 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Applied a total of 0 rules in 4 ms. Remains 44 /44 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2023-03-22 02:06:50] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:50] [INFO ] Invariant cache hit.
[2023-03-22 02:06:50] [INFO ] Implicit Places using invariants in 40 ms returned []
[2023-03-22 02:06:50] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:50] [INFO ] Invariant cache hit.
[2023-03-22 02:06:50] [INFO ] State equation strengthened by 16 read => feed constraints.
[2023-03-22 02:06:50] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 90 ms to find 0 implicit places.
[2023-03-22 02:06:50] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:50] [INFO ] Invariant cache hit.
[2023-03-22 02:06:50] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 134 ms. Remains : 44/44 places, 62/62 transitions.
Running random walk in product with property : LamportFastMutEx-PT-2-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p0) p1), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1) p2), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p0) p3 (NOT p1)), acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1) p2), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) p1 p2), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p0) p3 (NOT p1)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p0) p3 p1), acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 0}], [{ cond=true, acceptance={} source=4 dest: 3}], [{ cond=true, acceptance={} source=5 dest: 4}]], initial=5, aps=[p0:(AND (OR (EQ s8 0) (EQ s28 0) (EQ s31 0)) (OR (EQ s10 0) (EQ s29 0) (EQ s31 0)) (OR (EQ s10 0) (EQ s27 0) (EQ s30 0)) (OR (EQ s8 0) (EQ s26 0) (EQ s30 ...], 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 25000 reset in 95 ms.
Product exploration explored 100000 steps with 25000 reset in 102 ms.
Computed a total of 1 stabilizing places and 2 stable transitions
Computed a total of 1 stabilizing places and 2 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2) (NOT p3)), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 111 ms. Reduced automaton from 6 states, 10 edges and 4 AP (stutter sensitive) to 6 states, 10 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 249 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1 p2), (AND (NOT p0) p1 p3), (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 192 ms. (steps per millisecond=52 ) properties (out of 5) seen :2
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-22 02:06:51] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:51] [INFO ] Invariant cache hit.
[2023-03-22 02:06:52] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 02:06:52] [INFO ] After 36ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-22 02:06:52] [INFO ] [Nat]Absence check using 10 positive place invariants in 1 ms returned sat
[2023-03-22 02:06:52] [INFO ] After 19ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :1
[2023-03-22 02:06:52] [INFO ] State equation strengthened by 16 read => feed constraints.
[2023-03-22 02:06:52] [INFO ] After 7ms SMT Verify possible using 16 Read/Feed constraints in natural domain returned unsat :2 sat :1
[2023-03-22 02:06:52] [INFO ] Deduced a trap composed of 4 places in 32 ms of which 1 ms to minimize.
[2023-03-22 02:06:52] [INFO ] Deduced a trap composed of 11 places in 21 ms of which 1 ms to minimize.
[2023-03-22 02:06:52] [INFO ] Deduced a trap composed of 8 places in 23 ms of which 0 ms to minimize.
[2023-03-22 02:06:52] [INFO ] Deduced a trap composed of 13 places in 20 ms of which 1 ms to minimize.
[2023-03-22 02:06:52] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 4 trap constraints in 119 ms
[2023-03-22 02:06:52] [INFO ] After 132ms SMT Verify possible using trap constraints in natural domain returned unsat :3 sat :0
[2023-03-22 02:06:52] [INFO ] After 185ms SMT Verify possible using all constraints in natural domain returned unsat :3 sat :0
Fused 3 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 3 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2) (NOT p3)), true, (G (NOT (AND (NOT p0) p1 p3))), (G (NOT (AND (NOT p0) p1 p2))), (G (NOT (AND (NOT p0) (NOT p1) p3)))]
False Knowledge obtained : [(F (AND (NOT p0) p1)), (F (AND (NOT p0) (NOT p1) p2))]
Knowledge based reduction with 5 factoid took 255 ms. Reduced automaton from 6 states, 10 edges and 4 AP (stutter sensitive) to 4 states, 4 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 308 ms :[(AND (NOT p0) p1 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 (NOT p3)), (AND (NOT p0) p1 (NOT p3))]
Stuttering acceptance computed with spot in 142 ms :[(AND (NOT p0) p1 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 (NOT p3)), (AND (NOT p0) p1 (NOT p3))]
Support contains 13 out of 44 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Applied a total of 0 rules in 1 ms. Remains 44 /44 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2023-03-22 02:06:52] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:52] [INFO ] Invariant cache hit.
[2023-03-22 02:06:52] [INFO ] Implicit Places using invariants in 39 ms returned []
[2023-03-22 02:06:52] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:52] [INFO ] Invariant cache hit.
[2023-03-22 02:06:53] [INFO ] State equation strengthened by 16 read => feed constraints.
[2023-03-22 02:06:53] [INFO ] Implicit Places using invariants and state equation in 64 ms returned []
Implicit Place search using SMT with State Equation took 107 ms to find 0 implicit places.
[2023-03-22 02:06:53] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:53] [INFO ] Invariant cache hit.
[2023-03-22 02:06:53] [INFO ] Dead Transitions using invariants and state equation in 40 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 160 ms. Remains : 44/44 places, 62/62 transitions.
Computed a total of 1 stabilizing places and 2 stable transitions
Computed a total of 1 stabilizing places and 2 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) (NOT p3)), (X (OR p0 (NOT p3))), (X (X (OR p0 (NOT p3))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 108 ms. Reduced automaton from 4 states, 4 edges and 3 AP (stutter sensitive) to 4 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 128 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0))]
Finished random walk after 11 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=11 )
Knowledge obtained : [(AND p0 (NOT p1) (NOT p3)), (X (OR p0 (NOT p3))), (X (X (OR p0 (NOT p3))))]
False Knowledge obtained : [(F (AND p1 (NOT p0)))]
Knowledge based reduction with 3 factoid took 185 ms. Reduced automaton from 4 states, 4 edges and 2 AP (stutter sensitive) to 4 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 155 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0))]
Stuttering acceptance computed with spot in 160 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0))]
Stuttering acceptance computed with spot in 158 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0))]
Product exploration explored 100000 steps with 25000 reset in 85 ms.
Product exploration explored 100000 steps with 25000 reset in 82 ms.
Applying partial POR strategy [true, false, false, false]
Stuttering acceptance computed with spot in 143 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0))]
Support contains 12 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Applied a total of 0 rules in 9 ms. Remains 44 /44 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2023-03-22 02:06:54] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-22 02:06:54] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:54] [INFO ] Invariant cache hit.
[2023-03-22 02:06:54] [INFO ] Dead Transitions using invariants and state equation in 46 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 68 ms. Remains : 44/44 places, 62/62 transitions.
Support contains 12 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Applied a total of 0 rules in 1 ms. Remains 44 /44 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2023-03-22 02:06:54] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:54] [INFO ] Invariant cache hit.
[2023-03-22 02:06:54] [INFO ] Implicit Places using invariants in 39 ms returned []
[2023-03-22 02:06:54] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:54] [INFO ] Invariant cache hit.
[2023-03-22 02:06:54] [INFO ] State equation strengthened by 16 read => feed constraints.
[2023-03-22 02:06:54] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 92 ms to find 0 implicit places.
[2023-03-22 02:06:54] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 02:06:54] [INFO ] Invariant cache hit.
[2023-03-22 02:06:54] [INFO ] Dead Transitions using invariants and state equation in 40 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 135 ms. Remains : 44/44 places, 62/62 transitions.
Treatment of property LamportFastMutEx-PT-2-LTLFireability-07 finished in 4153 ms.
[2023-03-22 02:06:54] [INFO ] Flatten gal took : 6 ms
[2023-03-22 02:06:54] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2023-03-22 02:06:54] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 44 places, 62 transitions and 256 arcs took 0 ms.
Total runtime 14428 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT LamportFastMutEx-PT-2
BK_EXAMINATION: LTLFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/370
LTLFireability

FORMULA LamportFastMutEx-PT-2-LTLFireability-07 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1679450815654

--------------------
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/370/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/370/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/370/LTLFireability.xml
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 0.000000 secs.
lola: LAUNCH task # 1 (type EXCL) for 0 LamportFastMutEx-PT-2-LTLFireability-07
lola: time limit : 3600 sec
lola: memory limit: 32 pages
lola: FINISHED task # 1 (type EXCL) for LamportFastMutEx-PT-2-LTLFireability-07
lola: result : true
lola: markings : 10
lola: fired transitions : 12
lola: time used : 0.000000
lola: memory pages used : 1
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
LamportFastMutEx-PT-2-LTLFireability-07: LTL true LTL model checker


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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-2"
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-2, 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-167856416000396"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LamportFastMutEx-PT-2.tgz
mv LamportFastMutEx-PT-2 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 ;