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-177961107900404.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)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is LamportFastMutEx-PT-3, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r162-smll-177961107900404
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 744K
-rw-r--r-- 1 mcc users 12K Mar 7 16:44 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K Mar 7 16:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 14K Mar 7 16:43 CTLFireability.txt
-rw-r--r-- 1 mcc users 92K 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 7.2K Mar 15 11:11 LTLCardinality.txt
-rw-r--r-- 1 mcc users 37K Mar 15 11:11 LTLCardinality.xml
-rw-r--r-- 1 mcc users 8.0K Mar 15 11:11 LTLFireability.txt
-rw-r--r-- 1 mcc users 40K Mar 15 11:11 LTLFireability.xml
-rw-r--r-- 1 mcc users 18K Mar 7 16:44 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 125K Mar 7 16:44 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 25K Mar 7 16:44 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 146K Mar 7 16:44 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 11:11 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.1K 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 77K 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-3-LTLFireability-00
FORMULA_NAME LamportFastMutEx-PT-3-LTLFireability-01
FORMULA_NAME LamportFastMutEx-PT-3-LTLFireability-02
FORMULA_NAME LamportFastMutEx-PT-3-LTLFireability-03
FORMULA_NAME LamportFastMutEx-PT-3-LTLFireability-04
FORMULA_NAME LamportFastMutEx-PT-3-LTLFireability-05
FORMULA_NAME LamportFastMutEx-PT-3-LTLFireability-06
FORMULA_NAME LamportFastMutEx-PT-3-LTLFireability-07
FORMULA_NAME LamportFastMutEx-PT-3-LTLFireability-08
FORMULA_NAME LamportFastMutEx-PT-3-LTLFireability-09
FORMULA_NAME LamportFastMutEx-PT-3-LTLFireability-10
FORMULA_NAME LamportFastMutEx-PT-3-LTLFireability-11
FORMULA_NAME LamportFastMutEx-PT-3-LTLFireability-12
FORMULA_NAME LamportFastMutEx-PT-3-LTLFireability-13
FORMULA_NAME LamportFastMutEx-PT-3-LTLFireability-14
FORMULA_NAME LamportFastMutEx-PT-3-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779875245061

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-3
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-27 09:47:27] [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 09:47:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-27 09:47:27] [INFO ] Load time of PNML (sax parser for PT used): 148 ms
[2026-05-27 09:47:27] [INFO ] Transformed 100 places.
[2026-05-27 09:47:27] [INFO ] Transformed 156 transitions.
[2026-05-27 09:47:27] [INFO ] Found NUPN structural information;
[2026-05-27 09:47:27] [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_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_setx_3_0, P_setx_3_1, P_setx_3_2, P_setx_3_3, P_setbi_5_0, P_setbi_5_1, P_setbi_5_2, P_setbi_5_3, P_ify0_4_0, P_ify0_4_1, P_ify0_4_2, P_ify0_4_3, P_sety_9_0, P_sety_9_1, P_sety_9_2, P_sety_9_3, P_ifxi_10_0, P_ifxi_10_1, P_ifxi_10_2, P_ifxi_10_3, P_setbi_11_0, P_setbi_11_1, P_setbi_11_2, P_setbi_11_3, P_fordo_12_0, P_fordo_12_1, P_fordo_12_2, P_fordo_12_3, P_wait_0_0, P_wait_0_1, P_wait_0_2, P_wait_0_3, P_wait_1_0, P_wait_1_1, P_wait_1_2, P_wait_1_3, P_wait_2_0, P_wait_2_1, P_wait_2_2, P_wait_2_3, P_wait_3_0, P_wait_3_1, P_wait_3_2, P_wait_3_3, P_await_13_0, P_await_13_1, P_await_13_2, P_await_13_3, P_done_0_0, P_done_0_1, P_done_0_2, P_done_0_3, P_done_1_0, P_done_1_1, P_done_1_2, P_done_1_3, P_done_2_0, P_done_2_1, P_done_2_2, P_done_2_3, P_done_3_0, P_done_3_1, P_done_3_2, P_done_3_3, P_ifyi_15_0, P_ifyi_15_1, P_ifyi_15_2, P_ifyi_15_3, P_awaity_0, P_awaity_1, P_awaity_2, P_awaity_3, P_CS_21_0, P_CS_21_1, P_CS_21_2, P_CS_21_3, P_setbi_24_0, P_setbi_24_1, P_setbi_24_2, P_setbi_24_3]
[2026-05-27 09:47:27] [INFO ] Parsed PT model containing 100 places and 156 transitions and 664 arcs in 384 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 39 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
Deduced a syphon composed of 29 places in 3 ms
Reduce places removed 29 places and 42 transitions.
Initial state reduction rules removed 1 formulas.
FORMULA LamportFastMutEx-PT-3-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-3-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-3-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-3-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-3-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-3-LTLFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-3-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 54 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 114/114 transitions.
Applied a total of 0 rules in 18 ms. Remains 71 /71 variables (removed 0) and now considering 114/114 (removed 0) transitions.
[2026-05-27 09:47:28] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17623805565587992860.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5896428320915781886.kers'
[2026-05-27 09:47:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17623805565587992860.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5896428320915781886.kers]
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 96 rows 68 cols 276 entries
Finished phase 1 with 54 SingleSign rule and 0 generalized
[2026-05-27 09:47:28] [INFO ] Computed 17 invariants in 1 ms
Computed 17 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-5896428320915781886.kers
Total runtime 3 ms.
[2026-05-27 09:47:28] [INFO ] Implicit Places using invariants in 392 ms returned []
[2026-05-27 09:47:28] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
[2026-05-27 09:47:28] [INFO ] Invariant cache hit.
[2026-05-27 09:47:29] [INFO ] State equation strengthened by 27 read => feed constraints.
[2026-05-27 09:47:29] [INFO ] Implicit Places using invariants and state equation in 217 ms returned []
Implicit Place search using SMT with State Equation took 676 ms to find 0 implicit places.
Running 111 sub problems to find dead transitions.
[2026-05-27 09:47:29] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
[2026-05-27 09:47:29] [INFO ] Invariant cache hit.
[2026-05-27 09:47:29] [INFO ] State equation strengthened by 27 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/71 variables, 71/71 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/71 variables, 17/88 constraints. Problems are: Problem set: 0 solved, 111 unsolved
Problem TDEAD1 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD18 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD27 is UNSAT
Problem TDEAD29 is UNSAT
Problem TDEAD31 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD45 is UNSAT
Problem TDEAD50 is UNSAT
Problem TDEAD51 is UNSAT
Problem TDEAD54 is UNSAT
Problem TDEAD57 is UNSAT
Problem TDEAD60 is UNSAT
Problem TDEAD62 is UNSAT
Problem TDEAD1 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD18 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD27 is UNSAT
Problem TDEAD29 is UNSAT
Problem TDEAD31 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD45 is UNSAT
Problem TDEAD50 is UNSAT
Problem TDEAD51 is UNSAT
Problem TDEAD54 is UNSAT
Problem TDEAD57 is UNSAT
Problem TDEAD60 is UNSAT
Problem TDEAD62 is UNSAT
Problem TDEAD64 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/71 variables, 20/108 constraints. Problems are: Problem set: 18 solved, 93 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/71 variables, 17/125 constraints. Problems are: Problem set: 18 solved, 93 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/71 variables, 3/128 constraints. Problems are: Problem set: 18 solved, 93 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/71 variables, 2/130 constraints. Problems are: Problem set: 18 solved, 93 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/71 variables, 0/130 constraints. Problems are: Problem set: 18 solved, 93 unsolved
At refinement iteration 7 (OVERLAPS) 96/167 variables, 71/201 constraints. Problems are: Problem set: 18 solved, 93 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/167 variables, 27/228 constraints. Problems are: Problem set: 18 solved, 93 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/167 variables, 2/230 constraints. Problems are: Problem set: 18 solved, 93 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/167 variables, 0/230 constraints. Problems are: Problem set: 18 solved, 93 unsolved
At refinement iteration 11 (OVERLAPS) 0/167 variables, 0/230 constraints. Problems are: Problem set: 18 solved, 93 unsolved
No progress, stopping.
After SMT solving in domain Real declared 167/167 variables, and 230 constraints, problems are : Problem set: 18 solved, 93 unsolved in 12306 ms.
Refiners :[Domain max(s): 71/71 constraints, Positive P Invariants (semi-flows): 17/17 constraints, State Equation: 71/71 constraints, ReadFeed: 27/27 constraints, PredecessorRefiner: 111/111 constraints, Known Traps: 44/44 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 18 solved, 93 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/68 variables, 68/68 constraints. Problems are: Problem set: 18 solved, 93 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/68 variables, 5/73 constraints. Problems are: Problem set: 18 solved, 93 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/68 variables, 27/100 constraints. Problems are: Problem set: 18 solved, 93 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 0/100 constraints. Problems are: Problem set: 18 solved, 93 unsolved
At refinement iteration 4 (OVERLAPS) 3/71 variables, 12/112 constraints. Problems are: Problem set: 18 solved, 93 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/71 variables, 3/115 constraints. Problems are: Problem set: 18 solved, 93 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/71 variables, 17/132 constraints. Problems are: Problem set: 18 solved, 93 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/71 variables, 0/132 constraints. Problems are: Problem set: 18 solved, 93 unsolved
At refinement iteration 8 (OVERLAPS) 96/167 variables, 71/203 constraints. Problems are: Problem set: 18 solved, 93 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/167 variables, 27/230 constraints. Problems are: Problem set: 18 solved, 93 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/167 variables, 93/323 constraints. Problems are: Problem set: 18 solved, 93 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/167 variables, 1/324 constraints. Problems are: Problem set: 18 solved, 93 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/167 variables, 1/325 constraints. Problems are: Problem set: 18 solved, 93 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/167 variables, 2/327 constraints. Problems are: Problem set: 18 solved, 93 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/167 variables, 1/328 constraints. Problems are: Problem set: 18 solved, 93 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/167 variables, 0/328 constraints. Problems are: Problem set: 18 solved, 93 unsolved
At refinement iteration 16 (OVERLAPS) 0/167 variables, 0/328 constraints. Problems are: Problem set: 18 solved, 93 unsolved
No progress, stopping.
After SMT solving in domain Int declared 167/167 variables, and 328 constraints, problems are : Problem set: 18 solved, 93 unsolved in 20927 ms.
Refiners :[Domain max(s): 71/71 constraints, Positive P Invariants (semi-flows): 17/17 constraints, State Equation: 71/71 constraints, ReadFeed: 27/27 constraints, PredecessorRefiner: 93/111 constraints, Known Traps: 48/48 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 33382ms problems are : Problem set: 18 solved, 93 unsolved
Search for dead transitions found 18 dead transitions in 33423ms
Found 18 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 18 transitions
Dead transitions reduction (with SMT) removed 18 transitions
Starting structural reductions in LTL mode, iteration 1 : 71/71 places, 96/114 transitions.
Applied a total of 0 rules in 4 ms. Remains 71 /71 variables (removed 0) and now considering 96/96 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34204 ms. Remains : 71/71 places, 96/114 transitions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 96/96 transitions.
Applied a total of 0 rules in 2 ms. Remains 71 /71 variables (removed 0) and now considering 96/96 (removed 0) transitions.
[2026-05-27 09:48:02] [INFO ] Flow matrix only has 84 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12266001687681380366.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9450871328058963986.kers'
[2026-05-27 09:48:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12266001687681380366.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9450871328058963986.kers]
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 84 rows 68 cols 252 entries
Finished phase 1 with 54 SingleSign rule and 0 generalized
[2026-05-27 09:48:02] [INFO ] Computed 17 invariants in 0 ms
Computed 17 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-9450871328058963986.kers
Total runtime 1 ms.
[2026-05-27 09:48:02] [INFO ] Implicit Places using invariants in 85 ms returned []
[2026-05-27 09:48:02] [INFO ] Flow matrix only has 84 transitions (discarded 12 similar events)
[2026-05-27 09:48:02] [INFO ] Invariant cache hit.
[2026-05-27 09:48:02] [INFO ] State equation strengthened by 24 read => feed constraints.
[2026-05-27 09:48:02] [INFO ] Implicit Places using invariants and state equation in 155 ms returned []
Implicit Place search using SMT with State Equation took 244 ms to find 0 implicit places.
Running 93 sub problems to find dead transitions.
[2026-05-27 09:48:02] [INFO ] Flow matrix only has 84 transitions (discarded 12 similar events)
[2026-05-27 09:48:02] [INFO ] Invariant cache hit.
[2026-05-27 09:48:02] [INFO ] State equation strengthened by 24 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/68 variables, 68/68 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/68 variables, 5/73 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/68 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 3 (OVERLAPS) 3/71 variables, 12/85 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/71 variables, 3/88 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/71 variables, 20/108 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/71 variables, 13/121 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/71 variables, 2/123 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/71 variables, 2/125 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/71 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 10 (OVERLAPS) 84/155 variables, 71/196 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/155 variables, 24/220 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/155 variables, 2/222 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/155 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 14 (OVERLAPS) 0/155 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 93 unsolved
No progress, stopping.
After SMT solving in domain Real declared 155/155 variables, and 222 constraints, problems are : Problem set: 0 solved, 93 unsolved in 11801 ms.
Refiners :[Domain max(s): 71/71 constraints, Positive P Invariants (semi-flows): 17/17 constraints, State Equation: 71/71 constraints, ReadFeed: 24/24 constraints, PredecessorRefiner: 93/93 constraints, Known Traps: 39/39 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 93 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/68 variables, 68/68 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/68 variables, 5/73 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/68 variables, 25/98 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 4 (OVERLAPS) 3/71 variables, 12/110 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/71 variables, 3/113 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/71 variables, 14/127 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/71 variables, 3/130 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/71 variables, 1/131 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/71 variables, 0/131 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 10 (OVERLAPS) 84/155 variables, 71/202 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/155 variables, 24/226 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/155 variables, 93/319 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/155 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/155 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 15 (OVERLAPS) 0/155 variables, 1/321 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/155 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 17 (OVERLAPS) 0/155 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 93 unsolved
No progress, stopping.
After SMT solving in domain Int declared 155/155 variables, and 321 constraints, problems are : Problem set: 0 solved, 93 unsolved in 19604 ms.
Refiners :[Domain max(s): 71/71 constraints, Positive P Invariants (semi-flows): 17/17 constraints, State Equation: 71/71 constraints, ReadFeed: 24/24 constraints, PredecessorRefiner: 93/93 constraints, Known Traps: 44/44 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 31452ms problems are : Problem set: 0 solved, 93 unsolved
Search for dead transitions found 0 dead transitions in 31457ms
Finished structural reductions in LTL mode , in 1 iterations and 31707 ms. Remains : 71/71 places, 96/96 transitions.
Support contains 54 out of 71 places after structural reductions.
[2026-05-27 09:48:34] [INFO ] Flatten gal took : 41 ms
[2026-05-27 09:48:34] [INFO ] Flatten gal took : 28 ms
[2026-05-27 09:48:34] [INFO ] Input system was already deterministic with 96 transitions.
Reduction of identical properties reduced properties to check from 19 to 18
RANDOM walk for 40000 steps (8 resets) in 1492 ms. (26 steps per ms) remains 2/18 properties
BEST_FIRST walk for 40002 steps (8 resets) in 425 ms. (93 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 288 ms. (138 steps per ms) remains 2/2 properties
[2026-05-27 09:48:35] [INFO ] Flow matrix only has 84 transitions (discarded 12 similar events)
[2026-05-27 09:48:35] [INFO ] Invariant cache hit.
[2026-05-27 09:48:35] [INFO ] State equation strengthened by 24 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem AtomicPropp14 is UNSAT
At refinement iteration 2 (OVERLAPS) 20/23 variables, 5/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 20/28 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Problem AtomicPropp12 is UNSAT
After SMT solving in domain Real declared 23/155 variables, and 29 constraints, problems are : Problem set: 2 solved, 0 unsolved in 79 ms.
Refiners :[Domain max(s): 23/71 constraints, Positive P Invariants (semi-flows): 5/17 constraints, State Equation: 0/71 constraints, ReadFeed: 0/24 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 83ms 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.
Computed a total of 1 stabilizing places and 3 stable transitions
FORMULA LamportFastMutEx-PT-3-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
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(((G(p0) U p1) U p2)) U (p1 U X(p3)))))'
Support contains 34 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 96/96 transitions.
Applied a total of 0 rules in 3 ms. Remains 71 /71 variables (removed 0) and now considering 96/96 (removed 0) transitions.
[2026-05-27 09:48:35] [INFO ] Flow matrix only has 84 transitions (discarded 12 similar events)
[2026-05-27 09:48:35] [INFO ] Invariant cache hit.
[2026-05-27 09:48:36] [INFO ] Implicit Places using invariants in 103 ms returned []
[2026-05-27 09:48:36] [INFO ] Flow matrix only has 84 transitions (discarded 12 similar events)
[2026-05-27 09:48:36] [INFO ] Invariant cache hit.
[2026-05-27 09:48:36] [INFO ] State equation strengthened by 24 read => feed constraints.
[2026-05-27 09:48:36] [INFO ] Implicit Places using invariants and state equation in 170 ms returned []
Implicit Place search using SMT with State Equation took 275 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 280 ms. Remains : 71/71 places, 96/96 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(((G(p0) U p1) U p2)) U (p1 U X(p3)))))'
Stuttering acceptance computed with spot in 773 ms :[(NOT p3), (NOT p3), (NOT p3), (NOT p3), (OR (AND (NOT p0) p1 (NOT p3)) (AND (NOT p1) p2 (NOT p3))), (AND (NOT p2) (NOT p3)), true, (NOT p0), (NOT p1), (NOT p2), (NOT p2)]
Running random walk in product with property : LamportFastMutEx-PT-3-LTLFireability-00
Entered a terminal (fully accepting) state of product in 5 steps with 0 reset in 3 ms.
FORMULA LamportFastMutEx-PT-3-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-PT-3-LTLFireability-00 finished in 1251 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 U G(p1))&&X(F((p2&&F(p0)))))))'
Support contains 29 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 96/96 transitions.
Applied a total of 0 rules in 3 ms. Remains 71 /71 variables (removed 0) and now considering 96/96 (removed 0) transitions.
[2026-05-27 09:48:37] [INFO ] Flow matrix only has 84 transitions (discarded 12 similar events)
[2026-05-27 09:48:37] [INFO ] Invariant cache hit.
[2026-05-27 09:48:37] [INFO ] Implicit Places using invariants in 93 ms returned []
[2026-05-27 09:48:37] [INFO ] Flow matrix only has 84 transitions (discarded 12 similar events)
[2026-05-27 09:48:37] [INFO ] Invariant cache hit.
[2026-05-27 09:48:37] [INFO ] State equation strengthened by 24 read => feed constraints.
[2026-05-27 09:48:37] [INFO ] Implicit Places using invariants and state equation in 178 ms returned []
Implicit Place search using SMT with State Equation took 274 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 278 ms. Remains : 71/71 places, 96/96 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 U G(p1))&&X(F((p2&&F(p0)))))))'
Stuttering acceptance computed with spot in 308 ms :[(OR (NOT p1) (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p0) (NOT p2)), true, (NOT p1), (NOT p1), (OR (NOT p2) (NOT p0)), (NOT p0)]
Running random walk in product with property : LamportFastMutEx-PT-3-LTLFireability-01
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA LamportFastMutEx-PT-3-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-PT-3-LTLFireability-01 finished in 623 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 X(p1)))) U (p2 U p3)))'
Support contains 28 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 96/96 transitions.
Applied a total of 0 rules in 3 ms. Remains 71 /71 variables (removed 0) and now considering 96/96 (removed 0) transitions.
[2026-05-27 09:48:37] [INFO ] Flow matrix only has 84 transitions (discarded 12 similar events)
[2026-05-27 09:48:37] [INFO ] Invariant cache hit.
[2026-05-27 09:48:37] [INFO ] Implicit Places using invariants in 98 ms returned []
[2026-05-27 09:48:37] [INFO ] Flow matrix only has 84 transitions (discarded 12 similar events)
[2026-05-27 09:48:37] [INFO ] Invariant cache hit.
[2026-05-27 09:48:37] [INFO ] State equation strengthened by 24 read => feed constraints.
[2026-05-27 09:48:37] [INFO ] Implicit Places using invariants and state equation in 184 ms returned []
Implicit Place search using SMT with State Equation took 285 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 288 ms. Remains : 71/71 places, 96/96 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 X(p1)))) U (p2 U p3)))'
Stuttering acceptance computed with spot in 699 ms :[(NOT p3), (NOT p1), (AND (NOT p1) (NOT p3)), (NOT p1), (NOT p1), (NOT p1), true, (AND (NOT p1) (NOT p3)), (NOT p0), (AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3)), (NOT p3), (AND (NOT p0) p1 (NOT p3))]
Running random walk in product with property : LamportFastMutEx-PT-3-LTLFireability-07
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA LamportFastMutEx-PT-3-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-PT-3-LTLFireability-07 finished in 1075 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)&&X(X(X(F(p1)))))))'
Support contains 2 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 96/96 transitions.
Applied a total of 0 rules in 2 ms. Remains 71 /71 variables (removed 0) and now considering 96/96 (removed 0) transitions.
[2026-05-27 09:48:38] [INFO ] Flow matrix only has 84 transitions (discarded 12 similar events)
[2026-05-27 09:48:38] [INFO ] Invariant cache hit.
[2026-05-27 09:48:38] [INFO ] Implicit Places using invariants in 141 ms returned [47, 48, 49]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 147 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 68/71 places, 96/96 transitions.
Applied a total of 0 rules in 2 ms. Remains 68 /68 variables (removed 0) and now considering 96/96 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 151 ms. Remains : 68/71 places, 96/96 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)&&X(X(X(F(p1)))))))'
Stuttering acceptance computed with spot in 306 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : LamportFastMutEx-PT-3-LTLFireability-09
Product exploration explored 100000 steps with 2991 reset in 396 ms.
Stack based approach found an accepted trace after 233 steps with 5 reset with depth 37 and stack size 37 in 1 ms.
FORMULA LamportFastMutEx-PT-3-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-PT-3-LTLFireability-09 finished in 901 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(!p0) U X(p1)))'
Support contains 4 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 96/96 transitions.
Applied a total of 0 rules in 2 ms. Remains 71 /71 variables (removed 0) and now considering 96/96 (removed 0) transitions.
[2026-05-27 09:48:39] [INFO ] Flow matrix only has 84 transitions (discarded 12 similar events)
[2026-05-27 09:48:39] [INFO ] Invariant cache hit.
[2026-05-27 09:48:39] [INFO ] Implicit Places using invariants in 149 ms returned [47, 48, 49]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 151 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 68/71 places, 96/96 transitions.
Applied a total of 0 rules in 2 ms. Remains 68 /68 variables (removed 0) and now considering 96/96 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 156 ms. Remains : 68/71 places, 96/96 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(!p0) U X(p1)))'
Stuttering acceptance computed with spot in 216 ms :[(NOT p1), (NOT p1), (NOT p1), true, p0]
Running random walk in product with property : LamportFastMutEx-PT-3-LTLFireability-11
Entered a terminal (fully accepting) state of product in 72 steps with 0 reset in 0 ms.
FORMULA LamportFastMutEx-PT-3-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-PT-3-LTLFireability-11 finished in 413 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)))'
Support contains 2 out of 71 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 71/71 places, 96/96 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 68 transition count 93
Applied a total of 6 rules in 30 ms. Remains 68 /71 variables (removed 3) and now considering 93/96 (removed 3) transitions.
[2026-05-27 09:48:40] [INFO ] Flow matrix only has 81 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17538608874126143652.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9547873912874015920.kers'
[2026-05-27 09:48:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17538608874126143652.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9547873912874015920.kers]
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 81 rows 65 cols 246 entries
Finished phase 1 with 51 SingleSign rule and 0 generalized
[2026-05-27 09:48:40] [INFO ] Computed 17 invariants in 0 ms
Computed 17 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-9547873912874015920.kers
Total runtime 1 ms.
[2026-05-27 09:48:40] [INFO ] Implicit Places using invariants in 177 ms returned [44, 45, 46]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 179 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 65/71 places, 93/96 transitions.
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 3 Pre rules applied. Total rules applied 0 place count 65 transition count 90
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 62 transition count 90
Applied a total of 6 rules in 20 ms. Remains 62 /65 variables (removed 3) and now considering 90/93 (removed 3) transitions.
[2026-05-27 09:48:40] [INFO ] Flow matrix only has 78 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12858904602183012802.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7636165312769683154.kers'
[2026-05-27 09:48:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12858904602183012802.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7636165312769683154.kers]
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 78 rows 59 cols 240 entries
Finished phase 1 with 48 SingleSign rule and 0 generalized
[2026-05-27 09:48:40] [INFO ] Computed 14 invariants in 0 ms
Computed 14 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-7636165312769683154.kers
Total runtime 1 ms.
[2026-05-27 09:48:40] [INFO ] Implicit Places using invariants in 148 ms returned []
[2026-05-27 09:48:40] [INFO ] Flow matrix only has 78 transitions (discarded 12 similar events)
[2026-05-27 09:48:40] [INFO ] Invariant cache hit.
[2026-05-27 09:48:40] [INFO ] State equation strengthened by 15 read => feed constraints.
[2026-05-27 09:48:40] [INFO ] Implicit Places using invariants and state equation in 183 ms returned []
Implicit Place search using SMT with State Equation took 334 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 62/71 places, 90/96 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 563 ms. Remains : 62/71 places, 90/96 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)))'
Stuttering acceptance computed with spot in 95 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : LamportFastMutEx-PT-3-LTLFireability-12
Product exploration explored 100000 steps with 438 reset in 304 ms.
Stack based approach found an accepted trace after 182 steps with 2 reset with depth 104 and stack size 104 in 0 ms.
FORMULA LamportFastMutEx-PT-3-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-PT-3-LTLFireability-12 finished in 994 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 4 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 96/96 transitions.
Applied a total of 0 rules in 4 ms. Remains 71 /71 variables (removed 0) and now considering 96/96 (removed 0) transitions.
[2026-05-27 09:48:41] [INFO ] Flow matrix only has 84 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4371086149417419942.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10846463790529550382.kers'
[2026-05-27 09:48:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4371086149417419942.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10846463790529550382.kers]
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 84 rows 68 cols 252 entries
Finished phase 1 with 54 SingleSign rule and 0 generalized
[2026-05-27 09:48:41] [INFO ] Computed 17 invariants in 0 ms
Computed 17 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-10846463790529550382.kers
Total runtime 1 ms.
[2026-05-27 09:48:41] [INFO ] Implicit Places using invariants in 163 ms returned [47, 49]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 165 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 69/71 places, 96/96 transitions.
Applied a total of 0 rules in 3 ms. Remains 69 /69 variables (removed 0) and now considering 96/96 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 172 ms. Remains : 69/71 places, 96/96 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 103 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : LamportFastMutEx-PT-3-LTLFireability-13
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA LamportFastMutEx-PT-3-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-PT-3-LTLFireability-13 finished in 310 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)))'
Support contains 2 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 96/96 transitions.
Applied a total of 0 rules in 3 ms. Remains 71 /71 variables (removed 0) and now considering 96/96 (removed 0) transitions.
[2026-05-27 09:48:41] [INFO ] Flow matrix only has 84 transitions (discarded 12 similar events)
[2026-05-27 09:48:41] [INFO ] Invariant cache hit.
[2026-05-27 09:48:41] [INFO ] Implicit Places using invariants in 137 ms returned [47, 48, 49]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 139 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 68/71 places, 96/96 transitions.
Applied a total of 0 rules in 3 ms. Remains 68 /68 variables (removed 0) and now considering 96/96 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 145 ms. Remains : 68/71 places, 96/96 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)))'
Stuttering acceptance computed with spot in 136 ms :[(NOT p0), (NOT p0), true, (NOT p0)]
Running random walk in product with property : LamportFastMutEx-PT-3-LTLFireability-14
Product exploration explored 100000 steps with 33333 reset in 161 ms.
Product exploration explored 100000 steps with 33333 reset in 235 ms.
Computed a total of 1 stabilizing places and 3 stable transitions
Computed a total of 1 stabilizing places and 3 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 2 factoid took 19 ms. Proved property starting from automaton with 4 states, 4 edges and 1 AP (stutter sensitive
Knowledge-based reduction took 28 ms.
FORMULA LamportFastMutEx-PT-3-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property LamportFastMutEx-PT-3-LTLFireability-14 finished in 738 ms.
All properties solved by simple procedures.
Total runtime 74602 ms.

BK_STOP 1779875322273

--------------------
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-3"
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-3, 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-177961107900404"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LamportFastMutEx-PT-3.tgz
mv LamportFastMutEx-PT-3 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 ;