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-177961107900395.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-2, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r162-smll-177961107900395
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 708K
-rw-r--r-- 1 mcc users 11K Mar 7 16:43 CTLCardinality.txt
-rw-r--r-- 1 mcc users 90K Mar 7 16:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 14K Mar 7 16:43 CTLFireability.txt
-rw-r--r-- 1 mcc users 91K Mar 7 16:43 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 5.8K Mar 15 11:11 LTLCardinality.txt
-rw-r--r-- 1 mcc users 32K Mar 15 11:11 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K Mar 15 11:11 LTLFireability.txt
-rw-r--r-- 1 mcc users 27K Mar 15 11:11 LTLFireability.xml
-rw-r--r-- 1 mcc users 20K Mar 7 16:43 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 151K Mar 7 16:43 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 21K Mar 7 16:43 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 134K Mar 7 16:43 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K Mar 15 11:11 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.5K Mar 15 11:11 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 48K 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-2-LTLCardinality-00
FORMULA_NAME LamportFastMutEx-PT-2-LTLCardinality-01
FORMULA_NAME LamportFastMutEx-PT-2-LTLCardinality-02
FORMULA_NAME LamportFastMutEx-PT-2-LTLCardinality-03
FORMULA_NAME LamportFastMutEx-PT-2-LTLCardinality-04
FORMULA_NAME LamportFastMutEx-PT-2-LTLCardinality-05
FORMULA_NAME LamportFastMutEx-PT-2-LTLCardinality-06
FORMULA_NAME LamportFastMutEx-PT-2-LTLCardinality-07
FORMULA_NAME LamportFastMutEx-PT-2-LTLCardinality-08
FORMULA_NAME LamportFastMutEx-PT-2-LTLCardinality-09
FORMULA_NAME LamportFastMutEx-PT-2-LTLCardinality-10
FORMULA_NAME LamportFastMutEx-PT-2-LTLCardinality-11
FORMULA_NAME LamportFastMutEx-PT-2-LTLCardinality-12
FORMULA_NAME LamportFastMutEx-PT-2-LTLCardinality-13
FORMULA_NAME LamportFastMutEx-PT-2-LTLCardinality-14
FORMULA_NAME LamportFastMutEx-PT-2-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1779874711223

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=LamportFastMutEx-PT-2
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-27 09:38:33] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-27 09:38:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-27 09:38:34] [INFO ] Load time of PNML (sax parser for PT used): 127 ms
[2026-05-27 09:38:34] [INFO ] Transformed 69 places.
[2026-05-27 09:38:34] [INFO ] Transformed 96 transitions.
[2026-05-27 09:38:34] [INFO ] Found NUPN structural information;
[2026-05-27 09:38:34] [INFO ] Completing missing partition info from NUPN : creating a component with [P_start_1_0, P_start_1_1, P_start_1_2, P_b_0_false, P_b_0_true, P_b_1_false, P_b_1_true, P_b_2_false, P_b_2_true, P_setx_3_0, P_setx_3_1, P_setx_3_2, P_setbi_5_0, P_setbi_5_1, P_setbi_5_2, P_ify0_4_0, P_ify0_4_1, P_ify0_4_2, P_sety_9_0, P_sety_9_1, P_sety_9_2, P_ifxi_10_0, P_ifxi_10_1, P_ifxi_10_2, P_setbi_11_0, P_setbi_11_1, P_setbi_11_2, P_fordo_12_0, P_fordo_12_1, P_fordo_12_2, P_wait_0_0, P_wait_0_1, P_wait_0_2, P_wait_1_0, P_wait_1_1, P_wait_1_2, P_wait_2_0, P_wait_2_1, P_wait_2_2, P_await_13_0, P_await_13_1, P_await_13_2, P_done_0_0, P_done_0_1, P_done_0_2, P_done_1_0, P_done_1_1, P_done_1_2, P_done_2_0, P_done_2_1, P_done_2_2, P_ifyi_15_0, P_ifyi_15_1, P_ifyi_15_2, P_awaity_0, P_awaity_1, P_awaity_2, P_CS_21_0, P_CS_21_1, P_CS_21_2, P_setbi_24_0, P_setbi_24_1, P_setbi_24_2]
[2026-05-27 09:38:34] [INFO ] Parsed PT model containing 69 places and 96 transitions and 402 arcs in 357 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 26 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
Deduced a syphon composed of 25 places in 1 ms
Reduce places removed 25 places and 34 transitions.
Initial state reduction rules removed 1 formulas.
FORMULA LamportFastMutEx-PT-2-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-2-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-2-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-2-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-2-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-2-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-2-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 36 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Applied a total of 0 rules in 15 ms. Remains 44 /44 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2026-05-27 09:38:34] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1543507461832360741.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6762601093237592469.kers'
[2026-05-27 09:38:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1543507461832360741.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6762601093237592469.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 56 rows 42 cols 152 entries
Finished phase 1 with 34 SingleSign rule and 0 generalized
[2026-05-27 09:38:34] [INFO ] Computed 10 invariants in 0 ms
Computed 10 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-6762601093237592469.kers
Total runtime 2 ms.
[2026-05-27 09:38:34] [INFO ] Implicit Places using invariants in 404 ms returned [30, 31]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 481 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 62/62 transitions.
Applied a total of 0 rules in 2 ms. Remains 42 /42 variables (removed 0) and now considering 62/62 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 534 ms. Remains : 42/44 places, 62/62 transitions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 62/62 transitions.
Applied a total of 0 rules in 3 ms. Remains 42 /42 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2026-05-27 09:38:34] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6871176686762331145.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5784859946857362000.kers'
[2026-05-27 09:38:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6871176686762331145.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5784859946857362000.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 56 rows 40 cols 148 entries
Finished phase 1 with 34 SingleSign rule and 0 generalized
[2026-05-27 09:38:34] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5784859946857362000.kers
Total runtime 1 ms.
[2026-05-27 09:38:35] [INFO ] Implicit Places using invariants in 101 ms returned []
[2026-05-27 09:38:35] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2026-05-27 09:38:35] [INFO ] Invariant cache hit.
[2026-05-27 09:38:35] [INFO ] State equation strengthened by 12 read => feed constraints.
[2026-05-27 09:38:35] [INFO ] Implicit Places using invariants and state equation in 156 ms returned []
Implicit Place search using SMT with State Equation took 260 ms to find 0 implicit places.
Running 60 sub problems to find dead transitions.
[2026-05-27 09:38:35] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2026-05-27 09:38:35] [INFO ] Invariant cache hit.
[2026-05-27 09:38:35] [INFO ] State equation strengthened by 12 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 42/42 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 8/50 constraints. Problems are: Problem set: 0 solved, 60 unsolved
Problem TDEAD10 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD14 is UNSAT
Problem TDEAD16 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD27 is UNSAT
Problem TDEAD28 is UNSAT
Problem TDEAD30 is UNSAT
Problem TDEAD32 is UNSAT
Problem TDEAD34 is UNSAT
Problem TDEAD1 is UNSAT
Problem TDEAD3 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 19/69 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 0/69 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 4 (OVERLAPS) 56/98 variables, 42/111 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/98 variables, 12/123 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/98 variables, 0/123 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/98 variables, 1/124 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/98 variables, 0/124 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/98 variables, 0/124 constraints. Problems are: Problem set: 12 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 98/98 variables, and 124 constraints, problems are : Problem set: 12 solved, 48 unsolved in 5059 ms.
Refiners :[Domain max(s): 42/42 constraints, Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 42/42 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 12 solved, 48 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 40/40 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 4/44 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 12/56 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/40 variables, 0/56 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 4 (OVERLAPS) 2/42 variables, 4/60 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/42 variables, 2/62 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/42 variables, 8/70 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/42 variables, 0/70 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 8 (OVERLAPS) 56/98 variables, 42/112 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/98 variables, 12/124 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/98 variables, 48/172 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/98 variables, 0/172 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 12 (OVERLAPS) 0/98 variables, 1/173 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/98 variables, 0/173 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 14 (OVERLAPS) 0/98 variables, 0/173 constraints. Problems are: Problem set: 12 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 98/98 variables, and 173 constraints, problems are : Problem set: 12 solved, 48 unsolved in 4275 ms.
Refiners :[Domain max(s): 42/42 constraints, Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 42/42 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 48/60 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 9440ms problems are : Problem set: 12 solved, 48 unsolved
Search for dead transitions found 12 dead transitions in 9463ms
Found 12 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 12 transitions
Dead transitions reduction (with SMT) removed 12 transitions
Starting structural reductions in LTL mode, iteration 1 : 42/42 places, 50/62 transitions.
Applied a total of 0 rules in 1 ms. Remains 42 /42 variables (removed 0) and now considering 50/50 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 9761 ms. Remains : 42/42 places, 50/62 transitions.
Support contains 36 out of 42 places after structural reductions.
[2026-05-27 09:38:45] [INFO ] Flatten gal took : 47 ms
[2026-05-27 09:38:45] [INFO ] Flatten gal took : 21 ms
[2026-05-27 09:38:45] [INFO ] Input system was already deterministic with 50 transitions.
Support contains 32 out of 42 places (down from 36) after GAL structural reductions.
RANDOM walk for 40000 steps (8 resets) in 1332 ms. (30 steps per ms) remains 2/18 properties
BEST_FIRST walk for 40002 steps (8 resets) in 243 ms. (163 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 160 ms. (248 steps per ms) remains 2/2 properties
[2026-05-27 09:38:45] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7808817791323125789.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-620100228552385594.kers'
[2026-05-27 09:38:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7808817791323125789.kers, --Pflows, --basisKERS=/tmp/petrispot-output-620100228552385594.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 48 rows 40 cols 132 entries
Finished phase 1 with 34 SingleSign rule and 0 generalized
[2026-05-27 09:38:45] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-620100228552385594.kers
Total runtime 0 ms.
[2026-05-27 09:38:45] [INFO ] State equation strengthened by 10 read => feed constraints.
Problem AtomicPropp3 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 28/32 variables, 4/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 28/36 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/36 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 48/80 variables, 32/68 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/80 variables, 10/78 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/80 variables, 0/78 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 10/90 variables, 10/88 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/90 variables, 10/98 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/90 variables, 4/102 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Problem AtomicPropp9 is UNSAT
After SMT solving in domain Real declared 90/90 variables, and 105 constraints, problems are : Problem set: 2 solved, 0 unsolved in 213 ms.
Refiners :[Domain max(s): 42/42 constraints, Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 42/42 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 226ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 2 atomic propositions for a total of 9 simplifications.
Initial state reduction rules removed 1 formulas.
FORMULA LamportFastMutEx-PT-2-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 1 stabilizing places and 2 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(F(p0)) U (p1 U X(X(p2))))))'
Support contains 10 out of 42 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 50/50 transitions.
Applied a total of 0 rules in 2 ms. Remains 42 /42 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-27 09:38:46] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2026-05-27 09:38:46] [INFO ] Invariant cache hit.
[2026-05-27 09:38:46] [INFO ] Implicit Places using invariants in 109 ms returned []
[2026-05-27 09:38:46] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2026-05-27 09:38:46] [INFO ] Invariant cache hit.
[2026-05-27 09:38:46] [INFO ] State equation strengthened by 10 read => feed constraints.
[2026-05-27 09:38:46] [INFO ] Implicit Places using invariants and state equation in 154 ms returned []
Implicit Place search using SMT with State Equation took 265 ms to find 0 implicit places.
Running 48 sub problems to find dead transitions.
[2026-05-27 09:38:46] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2026-05-27 09:38:46] [INFO ] Invariant cache hit.
[2026-05-27 09:38:46] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 4/44 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 2/42 variables, 4/48 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/42 variables, 2/50 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/42 variables, 20/70 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/42 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 48/90 variables, 42/112 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/90 variables, 10/122 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/90 variables, 1/123 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/90 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 11 (OVERLAPS) 0/90 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 90/90 variables, and 123 constraints, problems are : Problem set: 0 solved, 48 unsolved in 3908 ms.
Refiners :[Domain max(s): 42/42 constraints, Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 42/42 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 21/21 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 4/44 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 14/58 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/40 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (OVERLAPS) 2/42 variables, 4/62 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/42 variables, 2/64 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/42 variables, 7/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/42 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (OVERLAPS) 48/90 variables, 42/113 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/90 variables, 10/123 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/90 variables, 48/171 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/90 variables, 1/172 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/90 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 13 (OVERLAPS) 0/90 variables, 1/173 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/90 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 15 (OVERLAPS) 0/90 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 90/90 variables, and 173 constraints, problems are : Problem set: 0 solved, 48 unsolved in 5799 ms.
Refiners :[Domain max(s): 42/42 constraints, Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 42/42 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 22/22 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 9732ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 9734ms
Finished structural reductions in LTL mode , in 1 iterations and 10002 ms. Remains : 42/42 places, 50/50 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((G(F(p0)) U (p1 U X(X(p2))))))'
Stuttering acceptance computed with spot in 781 ms :[(NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p0)), (NOT p2), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (NOT p0), (NOT p0)]
Running random walk in product with property : LamportFastMutEx-PT-2-LTLCardinality-01
Product exploration explored 100000 steps with 22010 reset in 552 ms.
Product exploration explored 100000 steps with 21943 reset in 418 ms.
Computed a total of 1 stabilizing places and 2 stable transitions
Computed a total of 1 stabilizing places and 2 stable transitions
Knowledge based reduction with 3 factoid took 108 ms. Reduced automaton from 9 states, 14 edges and 3 AP (stutter sensitive) to 8 states, 11 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 220 ms. (180 steps per ms) remains 1/5 properties
BEST_FIRST walk for 40001 steps (8 resets) in 144 ms. (275 steps per ms) remains 1/1 properties
[2026-05-27 09:38:58] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2026-05-27 09:38:58] [INFO ] Invariant cache hit.
[2026-05-27 09:38:58] [INFO ] State equation strengthened by 10 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf2 is UNSAT
After SMT solving in domain Real declared 32/90 variables, and 10 constraints, problems are : Problem set: 1 solved, 0 unsolved in 47 ms.
Refiners :[Domain max(s): 6/42 constraints, Positive P Invariants (semi-flows): 4/8 constraints, State Equation: 0/42 constraints, ReadFeed: 0/10 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 53ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge based reduction with 4 factoid took 116 ms. Reduced automaton from 8 states, 11 edges and 3 AP (stutter sensitive) to 8 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 292 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (NOT p0), (NOT p0)]
Knowledge-based reduction took 701 ms.
Stuttering acceptance computed with spot in 396 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (NOT p0), (NOT p0)]
Support contains 10 out of 42 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 50/50 transitions.
Applied a total of 0 rules in 3 ms. Remains 42 /42 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-27 09:38:59] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2026-05-27 09:38:59] [INFO ] Invariant cache hit.
[2026-05-27 09:38:59] [INFO ] Implicit Places using invariants in 104 ms returned []
[2026-05-27 09:38:59] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2026-05-27 09:38:59] [INFO ] Invariant cache hit.
[2026-05-27 09:38:59] [INFO ] State equation strengthened by 10 read => feed constraints.
[2026-05-27 09:38:59] [INFO ] Implicit Places using invariants and state equation in 138 ms returned []
Implicit Place search using SMT with State Equation took 244 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 248 ms. Remains : 42/42 places, 50/50 transitions.
Computed a total of 1 stabilizing places and 2 stable transitions
Computed a total of 1 stabilizing places and 2 stable transitions
Knowledge based reduction with 1 factoid took 91 ms. Reduced automaton from 8 states, 10 edges and 3 AP (stutter sensitive) to 8 states, 10 edges and 3 AP (stutter sensitive).
RANDOM walk for 2292 steps (0 resets) in 22 ms. (99 steps per ms) remains 0/4 properties
Knowledge based reduction with 1 factoid took 152 ms. Reduced automaton from 8 states, 10 edges and 3 AP (stutter sensitive) to 8 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 446 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (NOT p0), (NOT p0)]
Knowledge-based reduction took 706 ms.
Stuttering acceptance computed with spot in 432 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 434 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 22018 reset in 148 ms.
Product exploration explored 100000 steps with 22055 reset in 167 ms.
Spot run failed in 165 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/autstates.py", line 2, in
import spot
ModuleNotFoundError: No module named 'spot'
java.io.IOException
at fr.lip6.move.gal.application.runner.spot.SpotRunner.computeForwardClosedSI(SpotRunner.java:551)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.treatPartialPOR(LTLPropertySolver.java:419)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:280)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Built C files in :
/tmp/ltsmin14324849929227946678
[2026-05-27 09:39:01] [INFO ] Built C files in 18ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14324849929227946678
Running compilation step : cd /tmp/ltsmin14324849929227946678;'/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 561 ms.
Running link step : cd /tmp/ltsmin14324849929227946678;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 78 ms.
Running LTSmin : cd /tmp/ltsmin14324849929227946678;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased3179747195568178582.hoa' '--buchi-type=spotba'
LTSmin run took 85 ms.
FORMULA LamportFastMutEx-PT-2-LTLCardinality-01 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property LamportFastMutEx-PT-2-LTLCardinality-01 finished in 16297 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&&(F(G(p1))||G(p0))))'
Support contains 6 out of 42 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 42/42 places, 50/50 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 40 transition count 48
Applied a total of 4 rules in 23 ms. Remains 40 /42 variables (removed 2) and now considering 48/50 (removed 2) transitions.
[2026-05-27 09:39:02] [INFO ] Flow matrix only has 46 transitions (discarded 2 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14677170263588957429.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14830118376698599454.kers'
[2026-05-27 09:39:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14677170263588957429.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14830118376698599454.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 46 rows 38 cols 128 entries
Finished phase 1 with 32 SingleSign rule and 0 generalized
[2026-05-27 09:39:02] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-14830118376698599454.kers
Total runtime 1 ms.
[2026-05-27 09:39:02] [INFO ] Implicit Places using invariants in 91 ms returned []
[2026-05-27 09:39:02] [INFO ] Flow matrix only has 46 transitions (discarded 2 similar events)
[2026-05-27 09:39:02] [INFO ] Invariant cache hit.
[2026-05-27 09:39:02] [INFO ] State equation strengthened by 10 read => feed constraints.
[2026-05-27 09:39:02] [INFO ] Implicit Places using invariants and state equation in 132 ms returned []
Implicit Place search using SMT with State Equation took 226 ms to find 0 implicit places.
[2026-05-27 09:39:02] [INFO ] Redundant transitions in 2 ms returned []
Running 46 sub problems to find dead transitions.
[2026-05-27 09:39:02] [INFO ] Flow matrix only has 46 transitions (discarded 2 similar events)
[2026-05-27 09:39:02] [INFO ] Invariant cache hit.
[2026-05-27 09:39:02] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 38/38 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/38 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/38 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (OVERLAPS) 2/40 variables, 4/46 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/40 variables, 2/48 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/40 variables, 17/65 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 7 (OVERLAPS) 46/86 variables, 40/105 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/86 variables, 10/115 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/86 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 10 (OVERLAPS) 0/86 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Real declared 86/86 variables, and 115 constraints, problems are : Problem set: 0 solved, 46 unsolved in 3102 ms.
Refiners :[Domain max(s): 40/40 constraints, Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 40/40 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 46 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 38/38 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/38 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/38 variables, 10/52 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/38 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (OVERLAPS) 2/40 variables, 4/56 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/40 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 7/65 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/40 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 8 (OVERLAPS) 46/86 variables, 40/105 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/86 variables, 10/115 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/86 variables, 46/161 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/86 variables, 1/162 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/86 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 13 (OVERLAPS) 0/86 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Int declared 86/86 variables, and 162 constraints, problems are : Problem set: 0 solved, 46 unsolved in 3526 ms.
Refiners :[Domain max(s): 40/40 constraints, Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 40/40 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 6647ms problems are : Problem set: 0 solved, 46 unsolved
Search for dead transitions found 0 dead transitions in 6649ms
Starting structural reductions in SI_LTL mode, iteration 1 : 40/42 places, 48/50 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 6907 ms. Remains : 40/42 places, 48/50 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&&(F(G(p1))||G(p0))))'
Stuttering acceptance computed with spot in 171 ms :[(NOT p0), true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : LamportFastMutEx-PT-2-LTLCardinality-02
Product exploration explored 100000 steps with 0 reset in 182 ms.
Stack based approach found an accepted trace after 76 steps with 0 reset with depth 77 and stack size 45 in 1 ms.
FORMULA LamportFastMutEx-PT-2-LTLCardinality-02 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-PT-2-LTLCardinality-02 finished in 7306 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((p0&&X(F(!p1)))))&&(X(X(p2)) U ((!p3&&X(X(p2)))||X(X(G(p2)))))))'
Support contains 12 out of 42 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 50/50 transitions.
Applied a total of 0 rules in 2 ms. Remains 42 /42 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-27 09:39:09] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-205033758973991249.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13627641054563332536.kers'
[2026-05-27 09:39:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-205033758973991249.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13627641054563332536.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 48 rows 40 cols 132 entries
Finished phase 1 with 34 SingleSign rule and 0 generalized
[2026-05-27 09:39:09] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-13627641054563332536.kers
Total runtime 1 ms.
[2026-05-27 09:39:10] [INFO ] Implicit Places using invariants in 95 ms returned []
[2026-05-27 09:39:10] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2026-05-27 09:39:10] [INFO ] Invariant cache hit.
[2026-05-27 09:39:10] [INFO ] State equation strengthened by 10 read => feed constraints.
[2026-05-27 09:39:10] [INFO ] Implicit Places using invariants and state equation in 143 ms returned []
Implicit Place search using SMT with State Equation took 240 ms to find 0 implicit places.
Running 48 sub problems to find dead transitions.
[2026-05-27 09:39:10] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2026-05-27 09:39:10] [INFO ] Invariant cache hit.
[2026-05-27 09:39:10] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 4/44 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 2/42 variables, 4/48 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/42 variables, 2/50 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/42 variables, 20/70 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/42 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 48/90 variables, 42/112 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/90 variables, 10/122 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/90 variables, 1/123 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/90 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 11 (OVERLAPS) 0/90 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 90/90 variables, and 123 constraints, problems are : Problem set: 0 solved, 48 unsolved in 4002 ms.
Refiners :[Domain max(s): 42/42 constraints, Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 42/42 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 21/21 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 4/44 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 14/58 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/40 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (OVERLAPS) 2/42 variables, 4/62 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/42 variables, 2/64 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/42 variables, 7/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/42 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (OVERLAPS) 48/90 variables, 42/113 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/90 variables, 10/123 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/90 variables, 48/171 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/90 variables, 1/172 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/90 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 13 (OVERLAPS) 0/90 variables, 1/173 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/90 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 15 (OVERLAPS) 0/90 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 90/90 variables, and 173 constraints, problems are : Problem set: 0 solved, 48 unsolved in 5740 ms.
Refiners :[Domain max(s): 42/42 constraints, Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 42/42 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 22/22 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 9756ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 9758ms
Finished structural reductions in LTL mode , in 1 iterations and 10000 ms. Remains : 42/42 places, 50/50 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((p0&&X(F(p1)))))&&(X(X(p2)) U ((!p3&&X(X(p2)))||X(X(G(p2)))))))'
Stuttering acceptance computed with spot in 406 ms :[(OR (NOT p0) (NOT p2) (NOT p1)), (OR (NOT p1) (NOT p0) (NOT p2)), (OR (AND (NOT p0) p2) (AND p0 (NOT p1))), true, (NOT p1), (NOT p2), (NOT p2), (NOT p2)]
Running random walk in product with property : LamportFastMutEx-PT-2-LTLCardinality-04
Entered a terminal (fully accepting) state of product in 8 steps with 2 reset in 0 ms.
FORMULA LamportFastMutEx-PT-2-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-PT-2-LTLCardinality-04 finished in 10472 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(G(p1)))))'
Support contains 6 out of 42 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 42/42 places, 50/50 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 42 transition count 48
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 40 transition count 48
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 38 transition count 46
Applied a total of 8 rules in 19 ms. Remains 38 /42 variables (removed 4) and now considering 46/50 (removed 4) transitions.
[2026-05-27 09:39:20] [INFO ] Flow matrix only has 44 transitions (discarded 2 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9253948131765740819.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1051682120047304638.kers'
[2026-05-27 09:39:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9253948131765740819.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1051682120047304638.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 44 rows 36 cols 126 entries
Finished phase 1 with 30 SingleSign rule and 0 generalized
[2026-05-27 09:39:20] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1051682120047304638.kers
Total runtime 0 ms.
[2026-05-27 09:39:20] [INFO ] Implicit Places using invariants in 83 ms returned []
[2026-05-27 09:39:20] [INFO ] Flow matrix only has 44 transitions (discarded 2 similar events)
[2026-05-27 09:39:20] [INFO ] Invariant cache hit.
[2026-05-27 09:39:20] [INFO ] State equation strengthened by 10 read => feed constraints.
[2026-05-27 09:39:20] [INFO ] Implicit Places using invariants and state equation in 136 ms returned []
Implicit Place search using SMT with State Equation took 222 ms to find 0 implicit places.
[2026-05-27 09:39:20] [INFO ] Redundant transitions in 1 ms returned []
Running 44 sub problems to find dead transitions.
[2026-05-27 09:39:20] [INFO ] Flow matrix only has 44 transitions (discarded 2 similar events)
[2026-05-27 09:39:20] [INFO ] Invariant cache hit.
[2026-05-27 09:39:20] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 4/40 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 3 (OVERLAPS) 2/38 variables, 4/44 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 2/46 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 19/65 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 7 (OVERLAPS) 44/82 variables, 38/103 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/82 variables, 10/113 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/82 variables, 2/115 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/82 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 11 (OVERLAPS) 0/82 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 44 unsolved
No progress, stopping.
After SMT solving in domain Real declared 82/82 variables, and 115 constraints, problems are : Problem set: 0 solved, 44 unsolved in 3482 ms.
Refiners :[Domain max(s): 38/38 constraints, Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 38/38 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 44/44 constraints, Known Traps: 21/21 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 44 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 4/40 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 11/51 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/36 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 4 (OVERLAPS) 2/38 variables, 4/55 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 2/57 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 10/67 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 8 (OVERLAPS) 44/82 variables, 38/105 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/82 variables, 10/115 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/82 variables, 44/159 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/82 variables, 1/160 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/82 variables, 1/161 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/82 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 14 (OVERLAPS) 0/82 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 44 unsolved
No progress, stopping.
After SMT solving in domain Int declared 82/82 variables, and 161 constraints, problems are : Problem set: 0 solved, 44 unsolved in 3957 ms.
Refiners :[Domain max(s): 38/38 constraints, Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 38/38 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 44/44 constraints, Known Traps: 22/22 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 7451ms problems are : Problem set: 0 solved, 44 unsolved
Search for dead transitions found 0 dead transitions in 7452ms
Starting structural reductions in SI_LTL mode, iteration 1 : 38/42 places, 46/50 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 7702 ms. Remains : 38/42 places, 46/50 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(G(p1)))))'
Stuttering acceptance computed with spot in 142 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : LamportFastMutEx-PT-2-LTLCardinality-05
Product exploration explored 100000 steps with 0 reset in 182 ms.
Stack based approach found an accepted trace after 46 steps with 0 reset with depth 47 and stack size 47 in 1 ms.
FORMULA LamportFastMutEx-PT-2-LTLCardinality-05 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-PT-2-LTLCardinality-05 finished in 8072 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(p0))'
Support contains 1 out of 42 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 50/50 transitions.
Applied a total of 0 rules in 2 ms. Remains 42 /42 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-27 09:39:28] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3946275742861698343.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1382415370292312889.kers'
[2026-05-27 09:39:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3946275742861698343.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1382415370292312889.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 48 rows 40 cols 132 entries
Finished phase 1 with 34 SingleSign rule and 0 generalized
[2026-05-27 09:39:28] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1382415370292312889.kers
Total runtime 1 ms.
[2026-05-27 09:39:28] [INFO ] Implicit Places using invariants in 114 ms returned []
[2026-05-27 09:39:28] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2026-05-27 09:39:28] [INFO ] Invariant cache hit.
[2026-05-27 09:39:28] [INFO ] State equation strengthened by 10 read => feed constraints.
[2026-05-27 09:39:28] [INFO ] Implicit Places using invariants and state equation in 151 ms returned []
Implicit Place search using SMT with State Equation took 267 ms to find 0 implicit places.
Running 48 sub problems to find dead transitions.
[2026-05-27 09:39:28] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2026-05-27 09:39:28] [INFO ] Invariant cache hit.
[2026-05-27 09:39:28] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 4/44 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 2/42 variables, 4/48 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/42 variables, 2/50 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/42 variables, 20/70 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/42 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 48/90 variables, 42/112 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/90 variables, 10/122 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/90 variables, 1/123 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/90 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 11 (OVERLAPS) 0/90 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 90/90 variables, and 123 constraints, problems are : Problem set: 0 solved, 48 unsolved in 4061 ms.
Refiners :[Domain max(s): 42/42 constraints, Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 42/42 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 21/21 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 4/44 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 14/58 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/40 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (OVERLAPS) 2/42 variables, 4/62 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/42 variables, 2/64 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/42 variables, 7/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/42 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (OVERLAPS) 48/90 variables, 42/113 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/90 variables, 10/123 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/90 variables, 48/171 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/90 variables, 1/172 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/90 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 13 (OVERLAPS) 0/90 variables, 1/173 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/90 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 15 (OVERLAPS) 0/90 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 90/90 variables, and 173 constraints, problems are : Problem set: 0 solved, 48 unsolved in 5729 ms.
Refiners :[Domain max(s): 42/42 constraints, Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 42/42 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 22/22 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 9802ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 9803ms
Finished structural reductions in LTL mode , in 1 iterations and 10072 ms. Remains : 42/42 places, 50/50 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(p0))'
Stuttering acceptance computed with spot in 122 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : LamportFastMutEx-PT-2-LTLCardinality-09
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA LamportFastMutEx-PT-2-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-PT-2-LTLCardinality-09 finished in 10235 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)))'
Support contains 2 out of 42 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 50/50 transitions.
Applied a total of 0 rules in 2 ms. Remains 42 /42 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-27 09:39:38] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2026-05-27 09:39:38] [INFO ] Invariant cache hit.
[2026-05-27 09:39:38] [INFO ] Implicit Places using invariants in 102 ms returned []
[2026-05-27 09:39:38] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2026-05-27 09:39:38] [INFO ] Invariant cache hit.
[2026-05-27 09:39:38] [INFO ] State equation strengthened by 10 read => feed constraints.
[2026-05-27 09:39:38] [INFO ] Implicit Places using invariants and state equation in 145 ms returned []
Implicit Place search using SMT with State Equation took 249 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 251 ms. Remains : 42/42 places, 50/50 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)))'
Stuttering acceptance computed with spot in 99 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : LamportFastMutEx-PT-2-LTLCardinality-13
Product exploration explored 100000 steps with 50000 reset in 213 ms.
Product exploration explored 100000 steps with 50000 reset in 248 ms.
Computed a total of 1 stabilizing places and 2 stable transitions
Computed a total of 1 stabilizing places and 2 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 3 factoid took 17 ms. Proved property starting from automaton with 2 states, 2 edges and 1 AP (stutter sensitive
Knowledge-based reduction took 25 ms.
FORMULA LamportFastMutEx-PT-2-LTLCardinality-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property LamportFastMutEx-PT-2-LTLCardinality-13 finished in 873 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(F(p0))))'
Support contains 4 out of 42 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 50/50 transitions.
Applied a total of 0 rules in 2 ms. Remains 42 /42 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-27 09:39:39] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2026-05-27 09:39:39] [INFO ] Invariant cache hit.
[2026-05-27 09:39:39] [INFO ] Implicit Places using invariants in 106 ms returned []
[2026-05-27 09:39:39] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2026-05-27 09:39:39] [INFO ] Invariant cache hit.
[2026-05-27 09:39:39] [INFO ] State equation strengthened by 10 read => feed constraints.
[2026-05-27 09:39:39] [INFO ] Implicit Places using invariants and state equation in 131 ms returned []
Implicit Place search using SMT with State Equation took 239 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 241 ms. Remains : 42/42 places, 50/50 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))))'
Stuttering acceptance computed with spot in 150 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : LamportFastMutEx-PT-2-LTLCardinality-14
Product exploration explored 100000 steps with 2493 reset in 169 ms.
Stack based approach found an accepted trace after 28 steps with 0 reset with depth 29 and stack size 29 in 1 ms.
FORMULA LamportFastMutEx-PT-2-LTLCardinality-14 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-PT-2-LTLCardinality-14 finished in 596 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&&G(F(p1)))))'
Support contains 2 out of 42 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 42/42 places, 50/50 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 42 transition count 48
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 40 transition count 48
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 38 transition count 46
Applied a total of 8 rules in 8 ms. Remains 38 /42 variables (removed 4) and now considering 46/50 (removed 4) transitions.
[2026-05-27 09:39:40] [INFO ] Flow matrix only has 44 transitions (discarded 2 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3855415507723183740.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3932244720375895344.kers'
[2026-05-27 09:39:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3855415507723183740.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3932244720375895344.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 44 rows 36 cols 126 entries
Finished phase 1 with 30 SingleSign rule and 0 generalized
[2026-05-27 09:39:40] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-3932244720375895344.kers
Total runtime 1 ms.
[2026-05-27 09:39:40] [INFO ] Implicit Places using invariants in 98 ms returned []
[2026-05-27 09:39:40] [INFO ] Flow matrix only has 44 transitions (discarded 2 similar events)
[2026-05-27 09:39:40] [INFO ] Invariant cache hit.
[2026-05-27 09:39:40] [INFO ] State equation strengthened by 10 read => feed constraints.
[2026-05-27 09:39:40] [INFO ] Implicit Places using invariants and state equation in 137 ms returned []
Implicit Place search using SMT with State Equation took 237 ms to find 0 implicit places.
[2026-05-27 09:39:40] [INFO ] Redundant transitions in 0 ms returned []
Running 44 sub problems to find dead transitions.
[2026-05-27 09:39:40] [INFO ] Flow matrix only has 44 transitions (discarded 2 similar events)
[2026-05-27 09:39:40] [INFO ] Invariant cache hit.
[2026-05-27 09:39:40] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 4/40 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 3 (OVERLAPS) 2/38 variables, 4/44 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 2/46 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 19/65 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 7 (OVERLAPS) 44/82 variables, 38/103 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/82 variables, 10/113 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/82 variables, 2/115 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/82 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 11 (OVERLAPS) 0/82 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 44 unsolved
No progress, stopping.
After SMT solving in domain Real declared 82/82 variables, and 115 constraints, problems are : Problem set: 0 solved, 44 unsolved in 3451 ms.
Refiners :[Domain max(s): 38/38 constraints, Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 38/38 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 44/44 constraints, Known Traps: 21/21 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 44 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 4/40 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 11/51 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/36 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 4 (OVERLAPS) 2/38 variables, 4/55 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 2/57 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 10/67 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 8 (OVERLAPS) 44/82 variables, 38/105 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/82 variables, 10/115 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/82 variables, 44/159 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/82 variables, 1/160 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/82 variables, 1/161 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/82 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 14 (OVERLAPS) 0/82 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 44 unsolved
No progress, stopping.
After SMT solving in domain Int declared 82/82 variables, and 161 constraints, problems are : Problem set: 0 solved, 44 unsolved in 4028 ms.
Refiners :[Domain max(s): 38/38 constraints, Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 38/38 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 44/44 constraints, Known Traps: 22/22 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 7489ms problems are : Problem set: 0 solved, 44 unsolved
Search for dead transitions found 0 dead transitions in 7490ms
Starting structural reductions in SI_LTL mode, iteration 1 : 38/42 places, 46/50 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 7744 ms. Remains : 38/42 places, 46/50 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&&G(F(p1)))))'
Stuttering acceptance computed with spot in 198 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (NOT p1), (NOT p0)]
Running random walk in product with property : LamportFastMutEx-PT-2-LTLCardinality-15
Product exploration explored 100000 steps with 13369 reset in 153 ms.
Stack based approach found an accepted trace after 290 steps with 38 reset with depth 20 and stack size 20 in 0 ms.
FORMULA LamportFastMutEx-PT-2-LTLCardinality-15 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-PT-2-LTLCardinality-15 finished in 8139 ms.
All properties solved by simple procedures.
Total runtime 74606 ms.

BK_STOP 1779874788387

--------------------
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
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -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 LTLCardinality -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-2"
export BK_EXAMINATION="LTLCardinality"
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-2, examination is LTLCardinality"
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-177961107900395"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LamportFastMutEx-PT-2.tgz
mv LamportFastMutEx-PT-2 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;