Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r162-smll-177961107900420.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...........................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is LamportFastMutEx-PT-5, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r162-smll-177961107900420
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 972K
-rw-r--r-- 1 mcc users 15K Mar 7 16:44 CTLCardinality.txt
-rw-r--r-- 1 mcc users 96K Mar 7 16:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 18K Mar 7 16:44 CTLFireability.txt
-rw-r--r-- 1 mcc users 105K Mar 7 16:44 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 11K Mar 15 11:12 LTLCardinality.txt
-rw-r--r-- 1 mcc users 50K Mar 15 11:12 LTLCardinality.xml
-rw-r--r-- 1 mcc users 13K Mar 15 11:12 LTLFireability.txt
-rw-r--r-- 1 mcc users 55K Mar 15 11:12 LTLFireability.xml
-rw-r--r-- 1 mcc users 21K Mar 7 16:45 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 142K Mar 7 16:45 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 36K Mar 7 16:45 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 192K Mar 7 16:45 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 11:12 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.4K Mar 15 11:12 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 2 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 157K Mar 3 18:30 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME LamportFastMutEx-PT-5-LTLFireability-00
FORMULA_NAME LamportFastMutEx-PT-5-LTLFireability-01
FORMULA_NAME LamportFastMutEx-PT-5-LTLFireability-02
FORMULA_NAME LamportFastMutEx-PT-5-LTLFireability-03
FORMULA_NAME LamportFastMutEx-PT-5-LTLFireability-04
FORMULA_NAME LamportFastMutEx-PT-5-LTLFireability-05
FORMULA_NAME LamportFastMutEx-PT-5-LTLFireability-06
FORMULA_NAME LamportFastMutEx-PT-5-LTLFireability-07
FORMULA_NAME LamportFastMutEx-PT-5-LTLFireability-08
FORMULA_NAME LamportFastMutEx-PT-5-LTLFireability-09
FORMULA_NAME LamportFastMutEx-PT-5-LTLFireability-10
FORMULA_NAME LamportFastMutEx-PT-5-LTLFireability-11
FORMULA_NAME LamportFastMutEx-PT-5-LTLFireability-12
FORMULA_NAME LamportFastMutEx-PT-5-LTLFireability-13
FORMULA_NAME LamportFastMutEx-PT-5-LTLFireability-14
FORMULA_NAME LamportFastMutEx-PT-5-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779880718215

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=LamportFastMutEx-PT-5
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-27 11:18:40] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-27 11:18:40] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-27 11:18:41] [INFO ] Load time of PNML (sax parser for PT used): 202 ms
[2026-05-27 11:18:41] [INFO ] Transformed 174 places.
[2026-05-27 11:18:41] [INFO ] Transformed 318 transitions.
[2026-05-27 11:18:41] [INFO ] Found NUPN structural information;
[2026-05-27 11:18:41] [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_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_setx_3_0, P_setx_3_1, P_setx_3_2, P_setx_3_3, P_setx_3_4, P_setx_3_5, 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_ify0_4_0, P_ify0_4_1, P_ify0_4_2, P_ify0_4_3, P_ify0_4_4, P_ify0_4_5, 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_ifxi_10_0, P_ifxi_10_1, P_ifxi_10_2, P_ifxi_10_3, P_ifxi_10_4, P_ifxi_10_5, 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_fordo_12_0, P_fordo_12_1, P_fordo_12_2, P_fordo_12_3, P_fordo_12_4, P_fordo_12_5, 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_1_0, P_wait_1_1, P_wait_1_2, P_wait_1_3, P_wait_1_4, P_wait_1_5, 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_3_0, P_wait_3_1, P_wait_3_2, P_wait_3_3, P_wait_3_4, P_wait_3_5, 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_5_0, P_wait_5_1, P_wait_5_2, P_wait_5_3, P_wait_5_4, P_wait_5_5, 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_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_1_0, P_done_1_1, P_done_1_2, P_done_1_3, P_done_1_4, P_done_1_5, 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_3_0, P_done_3_1, P_done_3_2, P_done_3_3, P_done_3_4, P_done_3_5, 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_5_0, P_done_5_1, P_done_5_2, P_done_5_3, P_done_5_4, P_done_5_5, 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_awaity_0, P_awaity_1, P_awaity_2, P_awaity_3, P_awaity_4, P_awaity_5, 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_setbi_24_0, P_setbi_24_1, P_setbi_24_2, P_setbi_24_3, P_setbi_24_4, P_setbi_24_5]
[2026-05-27 11:18:41] [INFO ] Parsed PT model containing 174 places and 318 transitions and 1380 arcs in 476 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 29 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
Deduced a syphon composed of 37 places in 4 ms
Reduce places removed 37 places and 58 transitions.
FORMULA LamportFastMutEx-PT-5-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-5-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-5-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-5-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-5-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 120 out of 137 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 137/137 places, 260/260 transitions.
Applied a total of 0 rules in 16 ms. Remains 137 /137 variables (removed 0) and now considering 260/260 (removed 0) transitions.
[2026-05-27 11:18:41] [INFO ] Flow matrix only has 200 transitions (discarded 60 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8383077247443985466.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10087288059043437233.kers'
[2026-05-27 11:18:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8383077247443985466.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10087288059043437233.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 200 rows 132 cols 620 entries
Finished phase 1 with 100 SingleSign rule and 0 generalized
[2026-05-27 11:18:41] [INFO ] Computed 37 invariants in 1 ms
Computed 37 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-10087288059043437233.kers
Total runtime 3 ms.
[2026-05-27 11:18:42] [INFO ] Implicit Places using invariants in 433 ms returned []
[2026-05-27 11:18:42] [INFO ] Flow matrix only has 200 transitions (discarded 60 similar events)
[2026-05-27 11:18:42] [INFO ] Invariant cache hit.
[2026-05-27 11:18:42] [INFO ] State equation strengthened by 55 read => feed constraints.
[2026-05-27 11:18:42] [INFO ] Implicit Places using invariants and state equation in 403 ms returned []
Implicit Place search using SMT with State Equation took 890 ms to find 0 implicit places.
Running 255 sub problems to find dead transitions.
[2026-05-27 11:18:42] [INFO ] Flow matrix only has 200 transitions (discarded 60 similar events)
[2026-05-27 11:18:42] [INFO ] Invariant cache hit.
[2026-05-27 11:18:42] [INFO ] State equation strengthened by 55 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/137 variables, 137/137 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/137 variables, 37/174 constraints. Problems are: Problem set: 0 solved, 255 unsolved
Problem TDEAD1 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD46 is UNSAT
Problem TDEAD52 is UNSAT
Problem TDEAD58 is UNSAT
Problem TDEAD64 is UNSAT
Problem TDEAD65 is UNSAT
Problem TDEAD67 is UNSAT
Problem TDEAD69 is UNSAT
Problem TDEAD71 is UNSAT
Problem TDEAD73 is UNSAT
Problem TDEAD1 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD46 is UNSAT
Problem TDEAD52 is UNSAT
Problem TDEAD58 is UNSAT
Problem TDEAD64 is UNSAT
Problem TDEAD65 is UNSAT
Problem TDEAD67 is UNSAT
Problem TDEAD69 is UNSAT
Problem TDEAD71 is UNSAT
Problem TDEAD73 is UNSAT
Problem TDEAD86 is UNSAT
Problem TDEAD93 is UNSAT
Problem TDEAD100 is UNSAT
Problem TDEAD107 is UNSAT
Problem TDEAD114 is UNSAT
Problem TDEAD120 is UNSAT
Problem TDEAD125 is UNSAT
Problem TDEAD135 is UNSAT
Problem TDEAD140 is UNSAT
Problem TDEAD142 is UNSAT
Problem TDEAD144 is UNSAT
Problem TDEAD146 is UNSAT
Problem TDEAD148 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/137 variables, 20/194 constraints. Problems are: Problem set: 28 solved, 227 unsolved
Problem TDEAD115 is UNSAT
Problem TDEAD130 is UNSAT
Problem TDEAD115 is UNSAT
Problem TDEAD130 is UNSAT
At refinement iteration 3 (INCLUDED_ONLY) 0/137 variables, 20/214 constraints. Problems are: Problem set: 30 solved, 225 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/137 variables, 20/234 constraints. Problems are: Problem set: 30 solved, 225 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/137 variables, 3/237 constraints. Problems are: Problem set: 30 solved, 225 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 1/238 constraints. Problems are: Problem set: 30 solved, 225 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/137 variables, 2/240 constraints. Problems are: Problem set: 30 solved, 225 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/137 variables, 0/240 constraints. Problems are: Problem set: 30 solved, 225 unsolved
At refinement iteration 9 (OVERLAPS) 200/337 variables, 137/377 constraints. Problems are: Problem set: 30 solved, 225 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/337 variables, 55/432 constraints. Problems are: Problem set: 30 solved, 225 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 337/337 variables, and 436 constraints, problems are : Problem set: 30 solved, 225 unsolved in 30037 ms.
Refiners :[Domain max(s): 137/137 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 137/137 constraints, ReadFeed: 55/55 constraints, PredecessorRefiner: 255/255 constraints, Known Traps: 70/70 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 30 solved, 225 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/132 variables, 132/132 constraints. Problems are: Problem set: 30 solved, 225 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/132 variables, 7/139 constraints. Problems are: Problem set: 30 solved, 225 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/132 variables, 50/189 constraints. Problems are: Problem set: 30 solved, 225 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/132 variables, 0/189 constraints. Problems are: Problem set: 30 solved, 225 unsolved
At refinement iteration 4 (OVERLAPS) 5/137 variables, 30/219 constraints. Problems are: Problem set: 30 solved, 225 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/137 variables, 5/224 constraints. Problems are: Problem set: 30 solved, 225 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 20/244 constraints. Problems are: Problem set: 30 solved, 225 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/137 variables, 5/249 constraints. Problems are: Problem set: 30 solved, 225 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/137 variables, 0/249 constraints. Problems are: Problem set: 30 solved, 225 unsolved
At refinement iteration 9 (OVERLAPS) 200/337 variables, 137/386 constraints. Problems are: Problem set: 30 solved, 225 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/337 variables, 55/441 constraints. Problems are: Problem set: 30 solved, 225 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/337 variables, 225/666 constraints. Problems are: Problem set: 30 solved, 225 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/337 variables, 1/667 constraints. Problems are: Problem set: 30 solved, 225 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/337 variables, 6/673 constraints. Problems are: Problem set: 30 solved, 225 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 337/337 variables, and 673 constraints, problems are : Problem set: 30 solved, 225 unsolved in 30023 ms.
Refiners :[Domain max(s): 137/137 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 137/137 constraints, ReadFeed: 55/55 constraints, PredecessorRefiner: 225/255 constraints, Known Traps: 82/82 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60353ms problems are : Problem set: 30 solved, 225 unsolved
Search for dead transitions found 30 dead transitions in 60384ms
Found 30 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 30 transitions
Dead transitions reduction (with SMT) removed 30 transitions
Starting structural reductions in LTL mode, iteration 1 : 137/137 places, 230/260 transitions.
Applied a total of 0 rules in 6 ms. Remains 137 /137 variables (removed 0) and now considering 230/230 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 61366 ms. Remains : 137/137 places, 230/260 transitions.
Starting structural reductions in LTL mode, iteration 0 : 137/137 places, 230/230 transitions.
Applied a total of 0 rules in 3 ms. Remains 137 /137 variables (removed 0) and now considering 230/230 (removed 0) transitions.
[2026-05-27 11:19:43] [INFO ] Flow matrix only has 180 transitions (discarded 50 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1010202480054480322.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15794026268684124931.kers'
[2026-05-27 11:19:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1010202480054480322.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15794026268684124931.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 180 rows 132 cols 580 entries
Finished phase 1 with 100 SingleSign rule and 0 generalized
[2026-05-27 11:19:43] [INFO ] Computed 37 invariants in 1 ms
Computed 37 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-15794026268684124931.kers
Total runtime 2 ms.
[2026-05-27 11:19:43] [INFO ] Implicit Places using invariants in 144 ms returned []
[2026-05-27 11:19:43] [INFO ] Flow matrix only has 180 transitions (discarded 50 similar events)
[2026-05-27 11:19:43] [INFO ] Invariant cache hit.
[2026-05-27 11:19:43] [INFO ] State equation strengthened by 50 read => feed constraints.
[2026-05-27 11:19:43] [INFO ] Implicit Places using invariants and state equation in 268 ms returned []
Implicit Place search using SMT with State Equation took 420 ms to find 0 implicit places.
Running 225 sub problems to find dead transitions.
[2026-05-27 11:19:43] [INFO ] Flow matrix only has 180 transitions (discarded 50 similar events)
[2026-05-27 11:19:43] [INFO ] Invariant cache hit.
[2026-05-27 11:19:43] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/132 variables, 132/132 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/132 variables, 7/139 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/132 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 3 (OVERLAPS) 5/137 variables, 30/169 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/137 variables, 5/174 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/137 variables, 20/194 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 20/214 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/137 variables, 20/234 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/137 variables, 7/241 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/137 variables, 3/244 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/137 variables, 2/246 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/137 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 225 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 12 (OVERLAPS) 180/317 variables, 137/383 constraints. Problems are: Problem set: 0 solved, 225 unsolved
SMT process timed out in 30099ms, After SMT, problems are : Problem set: 0 solved, 225 unsolved
Search for dead transitions found 0 dead transitions in 30102ms
Finished structural reductions in LTL mode , in 1 iterations and 30527 ms. Remains : 137/137 places, 230/230 transitions.
Support contains 120 out of 137 places after structural reductions.
[2026-05-27 11:20:13] [INFO ] Flatten gal took : 97 ms
[2026-05-27 11:20:13] [INFO ] Flatten gal took : 59 ms
[2026-05-27 11:20:14] [INFO ] Input system was already deterministic with 230 transitions.
Support contains 119 out of 137 places (down from 120) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 25 to 21
RANDOM walk for 4395 steps (0 resets) in 494 ms. (8 steps per ms) remains 0/21 properties
Computed a total of 1 stabilizing places and 5 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((p0||X(F(p1)))))))'
Support contains 25 out of 137 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 137/137 places, 230/230 transitions.
Applied a total of 0 rules in 7 ms. Remains 137 /137 variables (removed 0) and now considering 230/230 (removed 0) transitions.
[2026-05-27 11:20:14] [INFO ] Flow matrix only has 180 transitions (discarded 50 similar events)
[2026-05-27 11:20:14] [INFO ] Invariant cache hit.
[2026-05-27 11:20:15] [INFO ] Implicit Places using invariants in 241 ms returned [87, 88, 89, 90, 91]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 247 ms to find 5 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 132/137 places, 230/230 transitions.
Applied a total of 0 rules in 10 ms. Remains 132 /132 variables (removed 0) and now considering 230/230 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 264 ms. Remains : 132/137 places, 230/230 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((X(F(p0))||p1)))))'
Stuttering acceptance computed with spot in 454 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : LamportFastMutEx-PT-5-LTLFireability-00
Product exploration explored 100000 steps with 33333 reset in 643 ms.
Product exploration explored 100000 steps with 33333 reset in 420 ms.
Computed a total of 1 stabilizing places and 5 stable transitions
Computed a total of 1 stabilizing places and 5 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 2 factoid took 23 ms. Proved property starting from automaton with 4 states, 4 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 37 ms.
FORMULA LamportFastMutEx-PT-5-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property LamportFastMutEx-PT-5-LTLFireability-00 finished in 1962 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0&&X(G((X(X(F((X(p3)&&p2))))||p1))))))'
Support contains 21 out of 137 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 137/137 places, 230/230 transitions.
Applied a total of 0 rules in 11 ms. Remains 137 /137 variables (removed 0) and now considering 230/230 (removed 0) transitions.
[2026-05-27 11:20:16] [INFO ] Flow matrix only has 180 transitions (discarded 50 similar events)
[2026-05-27 11:20:16] [INFO ] Invariant cache hit.
[2026-05-27 11:20:16] [INFO ] Implicit Places using invariants in 291 ms returned [87, 88, 89, 90, 91]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 293 ms to find 5 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 132/137 places, 230/230 transitions.
Applied a total of 0 rules in 10 ms. Remains 132 /132 variables (removed 0) and now considering 230/230 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 314 ms. Remains : 132/137 places, 230/230 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((X(G((X(X(F((X(p2)&&p1))))||p0)))&&p3)))'
Stuttering acceptance computed with spot in 578 ms :[(OR (NOT p3) (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p1)) (AND (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p1)) (AND (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : LamportFastMutEx-PT-5-LTLFireability-01
Product exploration explored 100000 steps with 1284 reset in 1076 ms.
Stack based approach found an accepted trace after 948 steps with 11 reset with depth 100 and stack size 100 in 11 ms.
FORMULA LamportFastMutEx-PT-5-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-PT-5-LTLFireability-01 finished in 2066 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((F(!p0) U !X(X(p1)))&&G((X(p2) U p3)))))'
Support contains 61 out of 137 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 137/137 places, 230/230 transitions.
Applied a total of 0 rules in 4 ms. Remains 137 /137 variables (removed 0) and now considering 230/230 (removed 0) transitions.
[2026-05-27 11:20:18] [INFO ] Flow matrix only has 180 transitions (discarded 50 similar events)
[2026-05-27 11:20:18] [INFO ] Invariant cache hit.
[2026-05-27 11:20:18] [INFO ] Implicit Places using invariants in 213 ms returned []
[2026-05-27 11:20:18] [INFO ] Flow matrix only has 180 transitions (discarded 50 similar events)
[2026-05-27 11:20:18] [INFO ] Invariant cache hit.
[2026-05-27 11:20:19] [INFO ] State equation strengthened by 50 read => feed constraints.
[2026-05-27 11:20:19] [INFO ] Implicit Places using invariants and state equation in 480 ms returned []
Implicit Place search using SMT with State Equation took 700 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 706 ms. Remains : 137/137 places, 230/230 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((F(!p0) U !X(X(p1)))&&G((X(p2) U p3)))))'
Stuttering acceptance computed with spot in 593 ms :[(OR (NOT p3) p1), (OR (NOT p3) p1), (OR (NOT p2) (NOT p3)), (NOT p3), p1, (AND p0 p1), true, p1, (AND p0 p1), (AND p0 p1), p0]
Running random walk in product with property : LamportFastMutEx-PT-5-LTLFireability-02
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA LamportFastMutEx-PT-5-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-PT-5-LTLFireability-02 finished in 1375 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 26 out of 137 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 137/137 places, 230/230 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 0 with 10 rules applied. Total rules applied 10 place count 132 transition count 225
Applied a total of 10 rules in 49 ms. Remains 132 /137 variables (removed 5) and now considering 225/230 (removed 5) transitions.
[2026-05-27 11:20:20] [INFO ] Flow matrix only has 175 transitions (discarded 50 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15015006820249994812.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3929147794145681536.kers'
[2026-05-27 11:20:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15015006820249994812.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3929147794145681536.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 175 rows 127 cols 570 entries
Finished phase 1 with 95 SingleSign rule and 0 generalized
[2026-05-27 11:20:20] [INFO ] Computed 37 invariants in 1 ms
Computed 37 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-3929147794145681536.kers
Total runtime 2 ms.
[2026-05-27 11:20:20] [INFO ] Implicit Places using invariants in 319 ms returned [82, 83, 84, 85, 86]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 322 ms to find 5 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 127/137 places, 225/230 transitions.
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 5 Pre rules applied. Total rules applied 0 place count 127 transition count 220
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 0 with 10 rules applied. Total rules applied 10 place count 122 transition count 220
Applied a total of 10 rules in 31 ms. Remains 122 /127 variables (removed 5) and now considering 220/225 (removed 5) transitions.
[2026-05-27 11:20:20] [INFO ] Flow matrix only has 170 transitions (discarded 50 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3709546447800127199.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17575122063991169227.kers'
[2026-05-27 11:20:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3709546447800127199.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17575122063991169227.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 170 rows 117 cols 570 entries
Finished phase 1 with 90 SingleSign rule and 0 generalized
[2026-05-27 11:20:20] [INFO ] Computed 32 invariants in 1 ms
Computed 32 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-17575122063991169227.kers
Total runtime 2 ms.
[2026-05-27 11:20:20] [INFO ] Implicit Places using invariants in 251 ms returned []
[2026-05-27 11:20:20] [INFO ] Flow matrix only has 170 transitions (discarded 50 similar events)
[2026-05-27 11:20:20] [INFO ] Invariant cache hit.
[2026-05-27 11:20:20] [INFO ] State equation strengthened by 25 read => feed constraints.
[2026-05-27 11:20:21] [INFO ] Implicit Places using invariants and state equation in 491 ms returned []
Implicit Place search using SMT with State Equation took 744 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 122/137 places, 220/230 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1146 ms. Remains : 122/137 places, 220/230 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
Running random walk in product with property : LamportFastMutEx-PT-5-LTLFireability-03
Product exploration explored 100000 steps with 0 reset in 838 ms.
Stack based approach found an accepted trace after 266 steps with 0 reset with depth 267 and stack size 267 in 2 ms.
FORMULA LamportFastMutEx-PT-5-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-PT-5-LTLFireability-03 finished in 2071 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 11 out of 137 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 137/137 places, 230/230 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 0 with 10 rules applied. Total rules applied 10 place count 132 transition count 225
Applied a total of 10 rules in 15 ms. Remains 132 /137 variables (removed 5) and now considering 225/230 (removed 5) transitions.
[2026-05-27 11:20:22] [INFO ] Flow matrix only has 175 transitions (discarded 50 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7453799373983608634.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13954418186844382662.kers'
[2026-05-27 11:20:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7453799373983608634.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13954418186844382662.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 175 rows 127 cols 570 entries
Finished phase 1 with 95 SingleSign rule and 0 generalized
[2026-05-27 11:20:22] [INFO ] Computed 37 invariants in 0 ms
Computed 37 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-13954418186844382662.kers
Total runtime 1 ms.
[2026-05-27 11:20:22] [INFO ] Implicit Places using invariants in 173 ms returned [82, 83, 84, 85, 86]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 175 ms to find 5 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 127/137 places, 225/230 transitions.
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 5 Pre rules applied. Total rules applied 0 place count 127 transition count 220
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 0 with 10 rules applied. Total rules applied 10 place count 122 transition count 220
Applied a total of 10 rules in 15 ms. Remains 122 /127 variables (removed 5) and now considering 220/225 (removed 5) transitions.
[2026-05-27 11:20:22] [INFO ] Flow matrix only has 170 transitions (discarded 50 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16419949532713086801.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2085545024253621049.kers'
[2026-05-27 11:20:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16419949532713086801.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2085545024253621049.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 170 rows 117 cols 570 entries
Finished phase 1 with 90 SingleSign rule and 0 generalized
[2026-05-27 11:20:22] [INFO ] Computed 32 invariants in 0 ms
Computed 32 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-2085545024253621049.kers
Total runtime 1 ms.
[2026-05-27 11:20:22] [INFO ] Implicit Places using invariants in 152 ms returned []
[2026-05-27 11:20:22] [INFO ] Flow matrix only has 170 transitions (discarded 50 similar events)
[2026-05-27 11:20:22] [INFO ] Invariant cache hit.
[2026-05-27 11:20:22] [INFO ] State equation strengthened by 25 read => feed constraints.
[2026-05-27 11:20:22] [INFO ] Implicit Places using invariants and state equation in 321 ms returned []
Implicit Place search using SMT with State Equation took 476 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 122/137 places, 220/230 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 681 ms. Remains : 122/137 places, 220/230 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Running random walk in product with property : LamportFastMutEx-PT-5-LTLFireability-04
Product exploration explored 100000 steps with 13172 reset in 805 ms.
Product exploration explored 100000 steps with 13174 reset in 427 ms.
Computed a total of 1 stabilizing places and 5 stable transitions
Computed a total of 1 stabilizing places and 5 stable transitions
Knowledge based reduction with 3 factoid took 68 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
RANDOM walk for 23 steps (0 resets) in 8 ms. (2 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 56 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
[2026-05-27 11:20:24] [INFO ] Flow matrix only has 170 transitions (discarded 50 similar events)
[2026-05-27 11:20:24] [INFO ] Invariant cache hit.
[2026-05-27 11:20:24] [INFO ] [Real]Absence check using 32 positive place invariants in 27 ms returned sat
[2026-05-27 11:20:24] [INFO ] [Real]Absence check using state equation in 189 ms returned sat
[2026-05-27 11:20:24] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 11:20:25] [INFO ] [Nat]Absence check using 32 positive place invariants in 25 ms returned sat
[2026-05-27 11:20:25] [INFO ] [Nat]Absence check using state equation in 179 ms returned sat
[2026-05-27 11:20:25] [INFO ] State equation strengthened by 25 read => feed constraints.
[2026-05-27 11:20:25] [INFO ] [Nat]Added 25 Read/Feed constraints in 13 ms returned sat
[2026-05-27 11:20:25] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 165 ms
[2026-05-27 11:20:25] [INFO ] Computed and/alt/rep : 140/615/140 causal constraints (skipped 25 transitions) in 22 ms.
[2026-05-27 11:20:26] [INFO ] Added : 105 causal constraints over 21 iterations in 613 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 2044 ms.
Stuttering acceptance computed with spot in 54 ms :[(NOT p0)]
Support contains 11 out of 122 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 122/122 places, 220/220 transitions.
Applied a total of 0 rules in 14 ms. Remains 122 /122 variables (removed 0) and now considering 220/220 (removed 0) transitions.
[2026-05-27 11:20:26] [INFO ] Flow matrix only has 170 transitions (discarded 50 similar events)
[2026-05-27 11:20:26] [INFO ] Invariant cache hit.
[2026-05-27 11:20:26] [INFO ] Implicit Places using invariants in 213 ms returned []
[2026-05-27 11:20:26] [INFO ] Flow matrix only has 170 transitions (discarded 50 similar events)
[2026-05-27 11:20:26] [INFO ] Invariant cache hit.
[2026-05-27 11:20:26] [INFO ] State equation strengthened by 25 read => feed constraints.
[2026-05-27 11:20:26] [INFO ] Implicit Places using invariants and state equation in 453 ms returned []
Implicit Place search using SMT with State Equation took 669 ms to find 0 implicit places.
[2026-05-27 11:20:26] [INFO ] Redundant transitions in 13 ms returned []
Running 215 sub problems to find dead transitions.
[2026-05-27 11:20:26] [INFO ] Flow matrix only has 170 transitions (discarded 50 similar events)
[2026-05-27 11:20:26] [INFO ] Invariant cache hit.
[2026-05-27 11:20:26] [INFO ] State equation strengthened by 25 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/117 variables, 117/117 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/117 variables, 7/124 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/117 variables, 0/124 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 3 (OVERLAPS) 5/122 variables, 25/149 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/122 variables, 5/154 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/122 variables, 20/174 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/122 variables, 20/194 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 20/214 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 10/224 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 7/231 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/122 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 11 (OVERLAPS) 170/292 variables, 122/353 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/292 variables, 25/378 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/292 variables, 1/379 constraints. Problems are: Problem set: 0 solved, 215 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 292/292 variables, and 379 constraints, problems are : Problem set: 0 solved, 215 unsolved in 30021 ms.
Refiners :[Domain max(s): 122/122 constraints, Positive P Invariants (semi-flows): 32/32 constraints, State Equation: 122/122 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 78/78 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 215 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/117 variables, 117/117 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/117 variables, 7/124 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/117 variables, 53/177 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/117 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 4 (OVERLAPS) 5/122 variables, 25/202 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/122 variables, 5/207 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/122 variables, 25/232 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 7/239 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 0/239 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 9 (OVERLAPS) 170/292 variables, 122/361 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/292 variables, 25/386 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/292 variables, 215/601 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/292 variables, 7/608 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/292 variables, 7/615 constraints. Problems are: Problem set: 0 solved, 215 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 292/292 variables, and 615 constraints, problems are : Problem set: 0 solved, 215 unsolved in 30019 ms.
Refiners :[Domain max(s): 122/122 constraints, Positive P Invariants (semi-flows): 32/32 constraints, State Equation: 122/122 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 99/99 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60107ms problems are : Problem set: 0 solved, 215 unsolved
Search for dead transitions found 0 dead transitions in 60109ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 60815 ms. Remains : 122/122 places, 220/220 transitions.
Computed a total of 1 stabilizing places and 5 stable transitions
Computed a total of 1 stabilizing places and 5 stable transitions
Knowledge based reduction with 3 factoid took 74 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
RANDOM walk for 23 steps (0 resets) in 5 ms. (3 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 84 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 54 ms :[(NOT p0)]
[2026-05-27 11:21:27] [INFO ] Flow matrix only has 170 transitions (discarded 50 similar events)
[2026-05-27 11:21:27] [INFO ] Invariant cache hit.
[2026-05-27 11:21:27] [INFO ] [Real]Absence check using 32 positive place invariants in 28 ms returned sat
[2026-05-27 11:21:27] [INFO ] [Real]Absence check using state equation in 193 ms returned sat
[2026-05-27 11:21:27] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 11:21:28] [INFO ] [Nat]Absence check using 32 positive place invariants in 26 ms returned sat
[2026-05-27 11:21:28] [INFO ] [Nat]Absence check using state equation in 190 ms returned sat
[2026-05-27 11:21:28] [INFO ] State equation strengthened by 25 read => feed constraints.
[2026-05-27 11:21:28] [INFO ] [Nat]Added 25 Read/Feed constraints in 14 ms returned sat
[2026-05-27 11:21:28] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 153 ms
[2026-05-27 11:21:28] [INFO ] Computed and/alt/rep : 140/615/140 causal constraints (skipped 25 transitions) in 32 ms.
[2026-05-27 11:21:29] [INFO ] Added : 105 causal constraints over 21 iterations in 626 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 2139 ms.
Stuttering acceptance computed with spot in 53 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 54 ms :[(NOT p0)]
Product exploration explored 100000 steps with 13183 reset in 543 ms.
Product exploration explored 100000 steps with 13161 reset in 532 ms.
Built C files in :
/tmp/ltsmin2435249457052842660
[2026-05-27 11:21:30] [INFO ] Computing symmetric may disable matrix : 220 transitions.
[2026-05-27 11:21:30] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-27 11:21:30] [INFO ] Computing symmetric may enable matrix : 220 transitions.
[2026-05-27 11:21:30] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-27 11:21:30] [INFO ] Computing Do-Not-Accords matrix : 220 transitions.
[2026-05-27 11:21:30] [INFO ] Computation of Completed DNA matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-27 11:21:30] [INFO ] Built C files in 101ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2435249457052842660
Running compilation step : cd /tmp/ltsmin2435249457052842660;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 1160 ms.
Running link step : cd /tmp/ltsmin2435249457052842660;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 78 ms.
Running LTSmin : cd /tmp/ltsmin2435249457052842660;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased18038978837038483333.hoa' '--buchi-type=spotba'
LTSmin run took 498 ms.
FORMULA LamportFastMutEx-PT-5-LTLFireability-04 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property LamportFastMutEx-PT-5-LTLFireability-04 finished in 70139 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(p1))))'
Support contains 45 out of 137 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 137/137 places, 230/230 transitions.
Applied a total of 0 rules in 17 ms. Remains 137 /137 variables (removed 0) and now considering 230/230 (removed 0) transitions.
[2026-05-27 11:21:32] [INFO ] Flow matrix only has 180 transitions (discarded 50 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4144275494400989677.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9758750045034382572.kers'
[2026-05-27 11:21:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4144275494400989677.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9758750045034382572.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 180 rows 132 cols 580 entries
Finished phase 1 with 100 SingleSign rule and 0 generalized
[2026-05-27 11:21:32] [INFO ] Computed 37 invariants in 1 ms
Computed 37 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-9758750045034382572.kers
Total runtime 3 ms.
[2026-05-27 11:21:32] [INFO ] Implicit Places using invariants in 262 ms returned []
[2026-05-27 11:21:32] [INFO ] Flow matrix only has 180 transitions (discarded 50 similar events)
[2026-05-27 11:21:32] [INFO ] Invariant cache hit.
[2026-05-27 11:21:32] [INFO ] State equation strengthened by 50 read => feed constraints.
[2026-05-27 11:21:33] [INFO ] Implicit Places using invariants and state equation in 527 ms returned []
Implicit Place search using SMT with State Equation took 793 ms to find 0 implicit places.
[2026-05-27 11:21:33] [INFO ] Redundant transitions in 18 ms returned []
Running 225 sub problems to find dead transitions.
[2026-05-27 11:21:33] [INFO ] Flow matrix only has 180 transitions (discarded 50 similar events)
[2026-05-27 11:21:33] [INFO ] Invariant cache hit.
[2026-05-27 11:21:33] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/132 variables, 132/132 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/132 variables, 7/139 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/132 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 3 (OVERLAPS) 5/137 variables, 30/169 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/137 variables, 5/174 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/137 variables, 20/194 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 20/214 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/137 variables, 20/234 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/137 variables, 7/241 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/137 variables, 3/244 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/137 variables, 2/246 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/137 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 12 (OVERLAPS) 180/317 variables, 137/383 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/317 variables, 50/433 constraints. Problems are: Problem set: 0 solved, 225 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 317/317 variables, and 433 constraints, problems are : Problem set: 0 solved, 225 unsolved in 30015 ms.
Refiners :[Domain max(s): 137/137 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 137/137 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 225/225 constraints, Known Traps: 72/72 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 225 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/132 variables, 132/132 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/132 variables, 7/139 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/132 variables, 49/188 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/132 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 4 (OVERLAPS) 5/137 variables, 30/218 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/137 variables, 5/223 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 23/246 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/137 variables, 12/258 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/137 variables, 19/277 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/137 variables, 17/294 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/137 variables, 2/296 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/137 variables, 6/302 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/137 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 13 (OVERLAPS) 180/317 variables, 137/439 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/317 variables, 50/489 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/317 variables, 225/714 constraints. Problems are: Problem set: 0 solved, 225 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 317/317 variables, and 714 constraints, problems are : Problem set: 0 solved, 225 unsolved in 30017 ms.
Refiners :[Domain max(s): 137/137 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 137/137 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 225/225 constraints, Known Traps: 128/128 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60099ms problems are : Problem set: 0 solved, 225 unsolved
Search for dead transitions found 0 dead transitions in 60101ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 60941 ms. Remains : 137/137 places, 230/230 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(p1))))'
Stuttering acceptance computed with spot in 155 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : LamportFastMutEx-PT-5-LTLFireability-05
Product exploration explored 100000 steps with 6319 reset in 509 ms.
Stack based approach found an accepted trace after 17153 steps with 1128 reset with depth 61 and stack size 61 in 87 ms.
FORMULA LamportFastMutEx-PT-5-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-PT-5-LTLFireability-05 finished in 61736 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(p1)||p0))))'
Support contains 16 out of 137 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 137/137 places, 230/230 transitions.
Applied a total of 0 rules in 3 ms. Remains 137 /137 variables (removed 0) and now considering 230/230 (removed 0) transitions.
[2026-05-27 11:22:34] [INFO ] Flow matrix only has 180 transitions (discarded 50 similar events)
[2026-05-27 11:22:34] [INFO ] Invariant cache hit.
[2026-05-27 11:22:34] [INFO ] Implicit Places using invariants in 330 ms returned [87, 88, 89, 90, 91]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 331 ms to find 5 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 132/137 places, 230/230 transitions.
Applied a total of 0 rules in 5 ms. Remains 132 /132 variables (removed 0) and now considering 230/230 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 339 ms. Remains : 132/137 places, 230/230 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(p1)||p0))))'
Stuttering acceptance computed with spot in 106 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : LamportFastMutEx-PT-5-LTLFireability-06
Product exploration explored 100000 steps with 1384 reset in 641 ms.
Stack based approach found an accepted trace after 356 steps with 5 reset with depth 55 and stack size 55 in 7 ms.
FORMULA LamportFastMutEx-PT-5-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-PT-5-LTLFireability-06 finished in 1155 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((F(p1)||p0))))'
Support contains 5 out of 137 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 137/137 places, 230/230 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 8 place count 133 transition count 226
Applied a total of 8 rules in 23 ms. Remains 133 /137 variables (removed 4) and now considering 226/230 (removed 4) transitions.
[2026-05-27 11:22:35] [INFO ] Flow matrix only has 176 transitions (discarded 50 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13663060209376708143.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15992723071311816949.kers'
[2026-05-27 11:22:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13663060209376708143.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15992723071311816949.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 176 rows 128 cols 572 entries
Finished phase 1 with 96 SingleSign rule and 0 generalized
[2026-05-27 11:22:35] [INFO ] Computed 37 invariants in 1 ms
Computed 37 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-15992723071311816949.kers
Total runtime 2 ms.
[2026-05-27 11:22:35] [INFO ] Implicit Places using invariants in 343 ms returned [83, 85, 86, 87]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 345 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 129/137 places, 226/230 transitions.
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 4 Pre rules applied. Total rules applied 0 place count 129 transition count 222
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 8 place count 125 transition count 222
Applied a total of 8 rules in 20 ms. Remains 125 /129 variables (removed 4) and now considering 222/226 (removed 4) transitions.
[2026-05-27 11:22:35] [INFO ] Flow matrix only has 172 transitions (discarded 50 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17866281308022172612.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2630361769292447571.kers'
[2026-05-27 11:22:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17866281308022172612.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2630361769292447571.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 172 rows 120 cols 572 entries
Finished phase 1 with 92 SingleSign rule and 0 generalized
[2026-05-27 11:22:35] [INFO ] Computed 33 invariants in 1 ms
Computed 33 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-2630361769292447571.kers
Total runtime 2 ms.
[2026-05-27 11:22:35] [INFO ] Implicit Places using invariants in 305 ms returned []
[2026-05-27 11:22:35] [INFO ] Flow matrix only has 172 transitions (discarded 50 similar events)
[2026-05-27 11:22:35] [INFO ] Invariant cache hit.
[2026-05-27 11:22:36] [INFO ] State equation strengthened by 30 read => feed constraints.
[2026-05-27 11:22:36] [INFO ] Implicit Places using invariants and state equation in 555 ms returned []
Implicit Place search using SMT with State Equation took 868 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 125/137 places, 222/230 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1256 ms. Remains : 125/137 places, 222/230 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((F(p1)||p0))))'
Stuttering acceptance computed with spot in 106 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : LamportFastMutEx-PT-5-LTLFireability-08
Product exploration explored 100000 steps with 19 reset in 284 ms.
Product exploration explored 100000 steps with 9 reset in 317 ms.
Computed a total of 1 stabilizing places and 5 stable transitions
Computed a total of 1 stabilizing places and 5 stable transitions
Knowledge based reduction with 9 factoid took 84 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
RANDOM walk for 15807 steps (3 resets) in 247 ms. (63 steps per ms) remains 0/4 properties
Knowledge based reduction with 9 factoid took 141 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 118 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Knowledge-based reduction took 435 ms.
Stuttering acceptance computed with spot in 107 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 5 out of 125 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 125/125 places, 222/222 transitions.
Applied a total of 0 rules in 12 ms. Remains 125 /125 variables (removed 0) and now considering 222/222 (removed 0) transitions.
[2026-05-27 11:22:37] [INFO ] Flow matrix only has 172 transitions (discarded 50 similar events)
[2026-05-27 11:22:37] [INFO ] Invariant cache hit.
[2026-05-27 11:22:38] [INFO ] Implicit Places using invariants in 301 ms returned []
[2026-05-27 11:22:38] [INFO ] Flow matrix only has 172 transitions (discarded 50 similar events)
[2026-05-27 11:22:38] [INFO ] Invariant cache hit.
[2026-05-27 11:22:38] [INFO ] State equation strengthened by 30 read => feed constraints.
[2026-05-27 11:22:38] [INFO ] Implicit Places using invariants and state equation in 570 ms returned []
Implicit Place search using SMT with State Equation took 873 ms to find 0 implicit places.
[2026-05-27 11:22:38] [INFO ] Redundant transitions in 7 ms returned []
Running 217 sub problems to find dead transitions.
[2026-05-27 11:22:38] [INFO ] Flow matrix only has 172 transitions (discarded 50 similar events)
[2026-05-27 11:22:38] [INFO ] Invariant cache hit.
[2026-05-27 11:22:38] [INFO ] State equation strengthened by 30 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/120 variables, 120/120 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/120 variables, 7/127 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/120 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 3 (OVERLAPS) 5/125 variables, 26/153 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/125 variables, 5/158 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/125 variables, 20/178 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/125 variables, 20/198 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/125 variables, 20/218 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/125 variables, 14/232 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/125 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/125 variables, 5/238 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/125 variables, 3/241 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/125 variables, 1/242 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/125 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 14 (OVERLAPS) 172/297 variables, 125/367 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/297 variables, 30/397 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 297/297 variables, and 397 constraints, problems are : Problem set: 0 solved, 217 unsolved in 30016 ms.
Refiners :[Domain max(s): 125/125 constraints, Positive P Invariants (semi-flows): 33/33 constraints, State Equation: 125/125 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 217/217 constraints, Known Traps: 84/84 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 217 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/120 variables, 120/120 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/120 variables, 7/127 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/120 variables, 58/185 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/120 variables, 0/185 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 4 (OVERLAPS) 5/125 variables, 26/211 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/125 variables, 5/216 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/125 variables, 26/242 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/125 variables, 7/249 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/125 variables, 1/250 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/125 variables, 0/250 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 10 (OVERLAPS) 172/297 variables, 125/375 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/297 variables, 30/405 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/297 variables, 217/622 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/297 variables, 6/628 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/297 variables, 3/631 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 297/297 variables, and 631 constraints, problems are : Problem set: 0 solved, 217 unsolved in 30013 ms.
Refiners :[Domain max(s): 125/125 constraints, Positive P Invariants (semi-flows): 33/33 constraints, State Equation: 125/125 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 217/217 constraints, Known Traps: 101/101 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60094ms problems are : Problem set: 0 solved, 217 unsolved
Search for dead transitions found 0 dead transitions in 60096ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61004 ms. Remains : 125/125 places, 222/222 transitions.
Computed a total of 1 stabilizing places and 5 stable transitions
Computed a total of 1 stabilizing places and 5 stable transitions
Knowledge based reduction with 9 factoid took 61 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
RANDOM walk for 23127 steps (4 resets) in 147 ms. (156 steps per ms) remains 0/4 properties
Knowledge based reduction with 9 factoid took 90 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 82 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Knowledge-based reduction took 309 ms.
Stuttering acceptance computed with spot in 92 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 98 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 14 reset in 172 ms.
Product exploration explored 100000 steps with 20 reset in 198 ms.
Built C files in :
/tmp/ltsmin2467668319099119339
[2026-05-27 11:23:39] [INFO ] Computing symmetric may disable matrix : 222 transitions.
[2026-05-27 11:23:39] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-27 11:23:39] [INFO ] Computing symmetric may enable matrix : 222 transitions.
[2026-05-27 11:23:39] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-27 11:23:39] [INFO ] Computing Do-Not-Accords matrix : 222 transitions.
[2026-05-27 11:23:39] [INFO ] Computation of Completed DNA matrix. took 9 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-27 11:23:39] [INFO ] Built C files in 47ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2467668319099119339
Running compilation step : cd /tmp/ltsmin2467668319099119339;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 927 ms.
Running link step : cd /tmp/ltsmin2467668319099119339;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin2467668319099119339;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased13287596778327507524.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 5 out of 125 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 125/125 places, 222/222 transitions.
Applied a total of 0 rules in 8 ms. Remains 125 /125 variables (removed 0) and now considering 222/222 (removed 0) transitions.
[2026-05-27 11:23:54] [INFO ] Flow matrix only has 172 transitions (discarded 50 similar events)
[2026-05-27 11:23:54] [INFO ] Invariant cache hit.
[2026-05-27 11:23:54] [INFO ] Implicit Places using invariants in 180 ms returned []
[2026-05-27 11:23:54] [INFO ] Flow matrix only has 172 transitions (discarded 50 similar events)
[2026-05-27 11:23:54] [INFO ] Invariant cache hit.
[2026-05-27 11:23:55] [INFO ] State equation strengthened by 30 read => feed constraints.
[2026-05-27 11:23:55] [INFO ] Implicit Places using invariants and state equation in 354 ms returned []
Implicit Place search using SMT with State Equation took 546 ms to find 0 implicit places.
[2026-05-27 11:23:55] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 562 ms. Remains : 125/125 places, 222/222 transitions.
Built C files in :
/tmp/ltsmin1292773994798271384
[2026-05-27 11:23:55] [INFO ] Computing symmetric may disable matrix : 222 transitions.
[2026-05-27 11:23:55] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-27 11:23:55] [INFO ] Computing symmetric may enable matrix : 222 transitions.
[2026-05-27 11:23:55] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-27 11:23:55] [INFO ] Computing Do-Not-Accords matrix : 222 transitions.
[2026-05-27 11:23:55] [INFO ] Computation of Completed DNA matrix. took 8 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-27 11:23:55] [INFO ] Built C files in 40ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1292773994798271384
Running compilation step : cd /tmp/ltsmin1292773994798271384;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 688 ms.
Running link step : cd /tmp/ltsmin1292773994798271384;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 64 ms.
Running LTSmin : cd /tmp/ltsmin1292773994798271384;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased8919309592175211417.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-27 11:24:10] [INFO ] Flatten gal took : 19 ms
[2026-05-27 11:24:10] [INFO ] Flatten gal took : 18 ms
[2026-05-27 11:24:10] [INFO ] Time to serialize gal into /tmp/LTL13983336910972128435.gal : 8 ms
[2026-05-27 11:24:10] [INFO ] Time to serialize properties into /tmp/LTL3334325974434023691.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL13983336910972128435.gal' '-t' 'CGAL' '-hoa' '/tmp/aut16998168314288426621.hoa' '-atoms' '/tmp/LTL3334325974434023691.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL3334325974434023691.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut16998168314288426621.hoa
Detected timeout of ITS tools.
[2026-05-27 11:24:25] [INFO ] Flatten gal took : 16 ms
[2026-05-27 11:24:25] [INFO ] Flatten gal took : 16 ms
[2026-05-27 11:24:25] [INFO ] Time to serialize gal into /tmp/LTL2765726685147452451.gal : 5 ms
[2026-05-27 11:24:25] [INFO ] Time to serialize properties into /tmp/LTL16785096597724337152.ltl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL2765726685147452451.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL16785096597724337152.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((F(G(("((y_0==0)||(P_awaity_1==0))")||(F("(((P_b_3_false==0)||(P_wait_2_3==0))||(P_await_13_2==0))"))))))
Formula 0 simplified : G(F!"((y_0==0)||(P_awaity_1==0))" & FG!"(((P_b_3_false==0)||(P_wait_2_3==0))||(P_await_13_2==0))")
Detected timeout of ITS tools.
[2026-05-27 11:24:40] [INFO ] Flatten gal took : 19 ms
[2026-05-27 11:24:40] [INFO ] Applying decomposition
[2026-05-27 11:24:40] [INFO ] Flatten gal took : 16 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph2406575554114120605.txt' '-o' '/tmp/graph2406575554114120605.bin' '-w' '/tmp/graph2406575554114120605.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2406575554114120605.bin' '-l' '-1' '-v' '-w' '/tmp/graph2406575554114120605.weights' '-q' '0' '-e' '0.001'
[2026-05-27 11:24:40] [INFO ] Decomposing Gal with order
[2026-05-27 11:24:40] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-27 11:24:40] [INFO ] Removed a total of 269 redundant transitions.
[2026-05-27 11:24:40] [INFO ] Flatten gal took : 117 ms
[2026-05-27 11:24:40] [INFO ] Fuse similar labels procedure discarded/fused a total of 66 labels/synchronizations in 14 ms.
[2026-05-27 11:24:40] [INFO ] Time to serialize gal into /tmp/LTL9913096521793865137.gal : 7 ms
[2026-05-27 11:24:40] [INFO ] Time to serialize properties into /tmp/LTL895279744429003361.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL9913096521793865137.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL895279744429003361.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...253
Read 1 LTL properties
Checking formula 0 : !((F(G(("((i0.u0.y_0==0)||(i1.u20.P_awaity_1==0))")||(F("(((i6.u3.P_b_3_false==0)||(i5.u18.P_wait_2_3==0))||(i5.u16.P_await_13_2==0))"...161
Formula 0 simplified : G(F!"((i0.u0.y_0==0)||(i1.u20.P_awaity_1==0))" & FG!"(((i6.u3.P_b_3_false==0)||(i5.u18.P_wait_2_3==0))||(i5.u16.P_await_13_2==0))")
Detected timeout of ITS tools.
Treatment of property LamportFastMutEx-PT-5-LTLFireability-08 finished in 140789 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(G(p1)))&&p0)))'
Support contains 8 out of 137 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 137/137 places, 230/230 transitions.
Applied a total of 0 rules in 2 ms. Remains 137 /137 variables (removed 0) and now considering 230/230 (removed 0) transitions.
[2026-05-27 11:24:55] [INFO ] Flow matrix only has 180 transitions (discarded 50 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7424221667259453274.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16866634574625790674.kers'
[2026-05-27 11:24:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7424221667259453274.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16866634574625790674.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 180 rows 132 cols 580 entries
Finished phase 1 with 100 SingleSign rule and 0 generalized
[2026-05-27 11:24:56] [INFO ] Computed 37 invariants in 1 ms
Computed 37 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-16866634574625790674.kers
Total runtime 2 ms.
[2026-05-27 11:24:56] [INFO ] Implicit Places using invariants in 311 ms returned [87, 88, 90, 91]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 312 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 133/137 places, 230/230 transitions.
Applied a total of 0 rules in 2 ms. Remains 133 /133 variables (removed 0) and now considering 230/230 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 316 ms. Remains : 133/137 places, 230/230 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(G(p1)))&&p0)))'
Stuttering acceptance computed with spot in 205 ms :[true, (OR (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : LamportFastMutEx-PT-5-LTLFireability-09
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA LamportFastMutEx-PT-5-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-PT-5-LTLFireability-09 finished in 564 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U (F(p1) U p2))&&X(X(G(p3)))))'
Support contains 13 out of 137 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 137/137 places, 230/230 transitions.
Applied a total of 0 rules in 2 ms. Remains 137 /137 variables (removed 0) and now considering 230/230 (removed 0) transitions.
[2026-05-27 11:24:56] [INFO ] Flow matrix only has 180 transitions (discarded 50 similar events)
[2026-05-27 11:24:56] [INFO ] Invariant cache hit.
[2026-05-27 11:24:56] [INFO ] Implicit Places using invariants in 200 ms returned [88, 90, 91]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 201 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 134/137 places, 230/230 transitions.
Applied a total of 0 rules in 2 ms. Remains 134 /134 variables (removed 0) and now considering 230/230 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 205 ms. Remains : 134/137 places, 230/230 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U (F(p1) U p2))&&X(X(G(p3)))))'
Stuttering acceptance computed with spot in 238 ms :[(OR (NOT p2) (NOT p3)), (NOT p1), (NOT p2), (NOT p3), (NOT p2), (NOT p3), true]
Running random walk in product with property : LamportFastMutEx-PT-5-LTLFireability-11
Entered a terminal (fully accepting) state of product in 31 steps with 0 reset in 0 ms.
FORMULA LamportFastMutEx-PT-5-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-PT-5-LTLFireability-11 finished in 485 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(G(p0)) U (G(p1)&&F(p0)))))'
Support contains 4 out of 137 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 137/137 places, 230/230 transitions.
Applied a total of 0 rules in 1 ms. Remains 137 /137 variables (removed 0) and now considering 230/230 (removed 0) transitions.
[2026-05-27 11:24:57] [INFO ] Flow matrix only has 180 transitions (discarded 50 similar events)
[2026-05-27 11:24:57] [INFO ] Invariant cache hit.
[2026-05-27 11:24:57] [INFO ] Implicit Places using invariants in 249 ms returned [87, 88, 89, 90, 91]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 256 ms to find 5 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 132/137 places, 230/230 transitions.
Applied a total of 0 rules in 2 ms. Remains 132 /132 variables (removed 0) and now considering 230/230 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 260 ms. Remains : 132/137 places, 230/230 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(G(p0)) U (G(p1)&&F(p0)))))'
Stuttering acceptance computed with spot in 222 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (NOT p0), true, (AND (NOT p1) p0)]
Running random walk in product with property : LamportFastMutEx-PT-5-LTLFireability-14
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA LamportFastMutEx-PT-5-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-PT-5-LTLFireability-14 finished in 517 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((F(p1)||p0))))'
Spot run failed in 96 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
[2026-05-27 11:24:57] [INFO ] Flatten gal took : 16 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin1835956258134318898
[2026-05-27 11:24:57] [INFO ] Computing symmetric may disable matrix : 230 transitions.
[2026-05-27 11:24:57] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-27 11:24:57] [INFO ] Computing symmetric may enable matrix : 230 transitions.
[2026-05-27 11:24:57] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-27 11:24:57] [INFO ] Applying decomposition
[2026-05-27 11:24:57] [INFO ] Computing Do-Not-Accords matrix : 230 transitions.
[2026-05-27 11:24:57] [INFO ] Computation of Completed DNA matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-27 11:24:57] [INFO ] Flatten gal took : 14 ms
[2026-05-27 11:24:57] [INFO ] Built C files in 22ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1835956258134318898
Running compilation step : cd /tmp/ltsmin1835956258134318898;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '720' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph16465078790891805644.txt' '-o' '/tmp/graph16465078790891805644.bin' '-w' '/tmp/graph16465078790891805644.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16465078790891805644.bin' '-l' '-1' '-v' '-w' '/tmp/graph16465078790891805644.weights' '-q' '0' '-e' '0.001'
[2026-05-27 11:24:57] [INFO ] Decomposing Gal with order
[2026-05-27 11:24:57] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-27 11:24:57] [INFO ] Removed a total of 268 redundant transitions.
[2026-05-27 11:24:57] [INFO ] Flatten gal took : 45 ms
[2026-05-27 11:24:57] [INFO ] Fuse similar labels procedure discarded/fused a total of 75 labels/synchronizations in 14 ms.
[2026-05-27 11:24:57] [INFO ] Time to serialize gal into /tmp/LTLFireability2804525869107614921.gal : 13 ms
[2026-05-27 11:24:57] [INFO ] Time to serialize properties into /tmp/LTLFireability9992763357628347501.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability2804525869107614921.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability9992763357628347501.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((F(G(("((i7.u45.y_0==0)||(i6.u40.P_awaity_1==0))")||(F("(((i5.u2.P_b_3_false==0)||(i4.u17.P_wait_2_3==0))||(i4.u31.P_await_13_2==0))...162
Formula 0 simplified : G(F!"((i7.u45.y_0==0)||(i6.u40.P_awaity_1==0))" & FG!"(((i5.u2.P_b_3_false==0)||(i4.u17.P_wait_2_3==0))||(i4.u31.P_await_13_2==0))")
Compilation finished in 768 ms.
Running link step : cd /tmp/ltsmin1835956258134318898;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 38 ms.
Running LTSmin : cd /tmp/ltsmin1835956258134318898;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '<>([]((<>((LTLAPp1==true))||(LTLAPp0==true))))' '--buchi-type=spotba'
LTSmin run took 27119 ms.
FORMULA LamportFastMutEx-PT-5-LTLFireability-08 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 404942 ms.

BK_STOP 1779881125745

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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-5"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
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 2-5973"
echo " Executing tool itstools"
echo " Input is LamportFastMutEx-PT-5, 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 r162-smll-177961107900420"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LamportFastMutEx-PT-5.tgz
mv LamportFastMutEx-PT-5 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.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 ;