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.r136-smll-177955811000102.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 FireWire-PT-03, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r136-smll-177955811000102
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 560K
-rw-r--r-- 1 mcc users 8.8K Mar 7 05:17 CTLCardinality.txt
-rw-r--r-- 1 mcc users 103K Mar 7 05:17 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Mar 7 05:17 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K Mar 7 05:17 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Mar 15 10:04 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 15 10:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 10:04 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 10:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 7 05:17 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 115K Mar 7 05:17 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.2K Mar 7 05:17 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 71K Mar 7 05:17 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 10:04 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 10:04 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 86K 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

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1779613221361

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FireWire-PT-03
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202604301425
[2026-05-24 09:00:23] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-24 09:00:23] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 09:00:24] [INFO ] Load time of PNML (sax parser for PT used): 157 ms
[2026-05-24 09:00:24] [INFO ] Transformed 112 places.
[2026-05-24 09:00:24] [INFO ] Transformed 356 transitions.
[2026-05-24 09:00:24] [INFO ] Found NUPN structural information;
[2026-05-24 09:00:24] [INFO ] Parsed PT model containing 112 places and 356 transitions and 1308 arcs in 373 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 112/112 places, 356/356 transitions.
Ensure Unique test removed 53 transitions
Reduce isomorphic transitions removed 53 transitions.
Iterating post reduction 0 with 53 rules applied. Total rules applied 53 place count 112 transition count 303
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 53 place count 112 transition count 302
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 55 place count 111 transition count 302
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 3 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 61 place count 108 transition count 299
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 3 places in 3 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 67 place count 105 transition count 305
Applied a total of 67 rules in 112 ms. Remains 105 /112 variables (removed 7) and now considering 305/356 (removed 51) transitions.
[2026-05-24 09:00:24] [INFO ] Flow matrix only has 262 transitions (discarded 43 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2961570556553817932.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13062648672735176335.kers'
[2026-05-24 09:00:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2961570556553817932.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13062648672735176335.kers]
Normalized transition count is 261 out of 262 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 261 rows 104 cols 877 entries
Finished phase 1 with 96 SingleSign rule and 0 generalized
[2026-05-24 09:00:24] [INFO ] Computed 9 invariants in 1 ms
Computed 9 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-13062648672735176335.kers
Total runtime 3 ms.
[2026-05-24 09:00:25] [INFO ] Implicit Places using invariants in 619 ms returned [104]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 692 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 104/112 places, 305/356 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 104 transition count 304
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 103 transition count 304
Applied a total of 2 rules in 16 ms. Remains 103 /104 variables (removed 1) and now considering 304/305 (removed 1) transitions.
[2026-05-24 09:00:25] [INFO ] Flow matrix only has 261 transitions (discarded 43 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3700416167046605975.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8303622630062972288.kers'
[2026-05-24 09:00:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3700416167046605975.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8303622630062972288.kers]
Normalized transition count is 260 out of 261 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 260 rows 103 cols 875 entries
Finished phase 1 with 95 SingleSign rule and 0 generalized
[2026-05-24 09:00:25] [INFO ] Computed 8 invariants in 2 ms
Computed 8 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-8303622630062972288.kers
Total runtime 2 ms.
[2026-05-24 09:00:25] [INFO ] Implicit Places using invariants in 263 ms returned []
[2026-05-24 09:00:25] [INFO ] Flow matrix only has 261 transitions (discarded 43 similar events)
[2026-05-24 09:00:25] [INFO ] Invariant cache hit.
[2026-05-24 09:00:25] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-24 09:00:26] [INFO ] Implicit Places using invariants and state equation in 717 ms returned []
Implicit Place search using SMT with State Equation took 990 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 103/112 places, 304/356 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1846 ms. Remains : 103/112 places, 304/356 transitions.
Discarding 104 transitions out of 304. Remains 200
Initial state reduction rules removed 1 formulas.
[2026-05-24 09:00:27] [INFO ] Flatten gal took : 222 ms
[2026-05-24 09:00:27] [INFO ] Flatten gal took : 121 ms
[2026-05-24 09:00:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6077175638747635653.gal : 68 ms
[2026-05-24 09:00:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14534532604834666489.prop : 15 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6077175638747635653.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14534532604834666489.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality14534532604834666489.prop.
RANDOM walk for 40000 steps (2269 resets) in 4221 ms. (9 steps per ms) remains 96/199 properties
Reachability property qltransition_50 is true.
Reachability property qltransition_48 is true.
Reachability property qltransition_46 is true.
SDD proceeding with computation,196 properties remain. new max is 2
SDD size :1 after 5
BEST_FIRST walk for 4003 steps (165 resets) in 87 ms. (45 steps per ms) remains 96/96 properties
SDD proceeding with computation,196 properties remain. new max is 4
SDD size :5 after 6
Reachability property qltransition_52 is true.
SDD proceeding with computation,195 properties remain. new max is 4
SDD size :6 after 7
Reachability property qltransition_247 is true.
Reachability property qltransition_193 is true.
Reachability property qltransition_189 is true.
Reachability property qltransition_57 is true.
Reachability property qltransition_54 is true.
BEST_FIRST walk for 4002 steps (146 resets) in 77 ms. (51 steps per ms) remains 96/96 properties
SDD proceeding with computation,190 properties remain. new max is 4
SDD size :7 after 13
Reachability property qltransition_185 is true.
SDD proceeding with computation,189 properties remain. new max is 4
SDD size :13 after 19
Reachability property qltransition_282 is true.
Reachability property qltransition_180 is true.
Reachability property qltransition_62 is true.
Reachability property qltransition_59 is true.
BEST_FIRST walk for 4002 steps (24 resets) in 68 ms. (58 steps per ms) remains 96/96 properties
SDD proceeding with computation,185 properties remain. new max is 4
SDD size :19 after 27
SDD proceeding with computation,185 properties remain. new max is 8
SDD size :27 after 28
Reachability property qltransition_200 is true.
SDD proceeding with computation,184 properties remain. new max is 8
SDD size :28 after 31
Reachability property qltransition_198 is true.
Reachability property qltransition_195 is true.
BEST_FIRST walk for 4004 steps (8 resets) in 72 ms. (54 steps per ms) remains 96/96 properties
Reachability property qltransition_55 is true.
Reachability property qltransition_53 is true.
Reachability property qltransition_43 is true.
SDD proceeding with computation,179 properties remain. new max is 8
SDD size :31 after 38
SDD proceeding with computation,179 properties remain. new max is 16
SDD size :38 after 39
SDD proceeding with computation,179 properties remain. new max is 32
SDD size :39 after 42
Reachability property qltransition_181 is true.
Reachability property qltransition_178 is true.
BEST_FIRST walk for 4001 steps (181 resets) in 188 ms. (21 steps per ms) remains 96/96 properties
SDD proceeding with computation,177 properties remain. new max is 32
SDD size :42 after 59
Reachability property qltransition_199 is true.
Reachability property qltransition_197 is true.
BEST_FIRST walk for 4002 steps (71 resets) in 89 ms. (44 steps per ms) remains 96/96 properties
Reachability property qltransition_67 is true.
Reachability property qltransition_64 is true.
SDD proceeding with computation,173 properties remain. new max is 32
SDD size :59 after 78
BEST_FIRST walk for 4003 steps (63 resets) in 71 ms. (55 steps per ms) remains 96/96 properties
Reachability property qltransition_60 is true.
Reachability property qltransition_58 is true.
SDD proceeding with computation,171 properties remain. new max is 32
SDD size :78 after 86
BEST_FIRST walk for 4004 steps (118 resets) in 36 ms. (108 steps per ms) remains 96/96 properties
BEST_FIRST walk for 4003 steps (51 resets) in 28 ms. (138 steps per ms) remains 96/96 properties
BEST_FIRST walk for 4004 steps (9 resets) in 21 ms. (182 steps per ms) remains 88/96 properties
SDD proceeding with computation,171 properties remain. new max is 64
SDD size :86 after 102
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 88/88 properties
BEST_FIRST walk for 4003 steps (9 resets) in 21 ms. (181 steps per ms) remains 88/88 properties
BEST_FIRST walk for 4004 steps (19 resets) in 19 ms. (200 steps per ms) remains 88/88 properties
Reachability property qltransition_72 is true.
Reachability property qltransition_69 is true.
Reachability property qltransition_65 is true.
Reachability property qltransition_63 is true.
BEST_FIRST walk for 4003 steps (129 resets) in 32 ms. (121 steps per ms) remains 88/88 properties
SDD proceeding with computation,167 properties remain. new max is 64
SDD size :102 after 128
BEST_FIRST walk for 4000 steps (8 resets) in 53 ms. (74 steps per ms) remains 88/88 properties
Reachability property qltransition_74 is true.
SDD proceeding with computation,166 properties remain. new max is 64
SDD size :128 after 161
BEST_FIRST walk for 4003 steps (8 resets) in 52 ms. (75 steps per ms) remains 88/88 properties
BEST_FIRST walk for 4003 steps (14 resets) in 25 ms. (153 steps per ms) remains 88/88 properties
BEST_FIRST walk for 4004 steps (11 resets) in 17 ms. (222 steps per ms) remains 88/88 properties
Reachability property qltransition_77 is true.
BEST_FIRST walk for 4003 steps (8 resets) in 28 ms. (138 steps per ms) remains 88/88 properties
Reachability property qltransition_70 is true.
Reachability property qltransition_68 is true.
SDD proceeding with computation,163 properties remain. new max is 64
SDD size :161 after 172
BEST_FIRST walk for 4003 steps (13 resets) in 29 ms. (133 steps per ms) remains 88/88 properties
BEST_FIRST walk for 4003 steps (11 resets) in 19 ms. (200 steps per ms) remains 88/88 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 88/88 properties
SDD proceeding with computation,163 properties remain. new max is 128
SDD size :172 after 206
BEST_FIRST walk for 4003 steps (10 resets) in 30 ms. (129 steps per ms) remains 88/88 properties
BEST_FIRST walk for 4002 steps (21 resets) in 20 ms. (190 steps per ms) remains 88/88 properties
Reachability property qltransition_174 is true.
Reachability property qltransition_75 is true.
Reachability property qltransition_73 is true.
BEST_FIRST walk for 4002 steps (172 resets) in 47 ms. (83 steps per ms) remains 88/88 properties
SDD proceeding with computation,160 properties remain. new max is 128
SDD size :206 after 278
BEST_FIRST walk for 4003 steps (51 resets) in 23 ms. (166 steps per ms) remains 88/88 properties
Reachability property qltransition_265 is true.
BEST_FIRST walk for 4003 steps (51 resets) in 26 ms. (148 steps per ms) remains 88/88 properties
Reachability property qltransition_263 is true.
Reachability property qltransition_170 is true.
BEST_FIRST walk for 4004 steps (125 resets) in 25 ms. (154 steps per ms) remains 88/88 properties
Reachability property qltransition_166 is true.
Reachability property qltransition_164 is true.
Reachability property qltransition_160 is true.
SDD proceeding with computation,154 properties remain. new max is 128
BEST_FIRST walk for 4003 steps (46 resets) in 33 ms. (117 steps per ms) remains 88/88 properties
SDD size :278 after 428
BEST_FIRST walk for 4003 steps (10 resets) in 49 ms. (80 steps per ms) remains 85/88 properties
Reachability property qltransition_162 is true.
Reachability property qltransition_158 is true.
BEST_FIRST walk for 4002 steps (56 resets) in 28 ms. (138 steps per ms) remains 85/85 properties
SDD proceeding with computation,152 properties remain. new max is 128
SDD size :428 after 547
BEST_FIRST walk for 4004 steps (110 resets) in 30 ms. (129 steps per ms) remains 85/85 properties
BEST_FIRST walk for 4003 steps (73 resets) in 26 ms. (148 steps per ms) remains 85/85 properties
BEST_FIRST walk for 4003 steps (9 resets) in 25 ms. (153 steps per ms) remains 85/85 properties
Reachability property qltransition_165 is true.
Reachability property qltransition_163 is true.
BEST_FIRST walk for 4003 steps (76 resets) in 23 ms. (166 steps per ms) remains 82/85 properties
Reachability property qltransition_161 is true.
Reachability property qltransition_159 is true.
Reachability property qltransition_157 is true.
Reachability property qltransition_155 is true.
BEST_FIRST walk for 4004 steps (122 resets) in 27 ms. (143 steps per ms) remains 82/82 properties
SDD proceeding with computation,146 properties remain. new max is 128
SDD size :547 after 755
BEST_FIRST walk for 4002 steps (42 resets) in 29 ms. (133 steps per ms) remains 82/82 properties
BEST_FIRST walk for 4003 steps (9 resets) in 23 ms. (166 steps per ms) remains 82/82 properties
BEST_FIRST walk for 4002 steps (48 resets) in 23 ms. (166 steps per ms) remains 82/82 properties
BEST_FIRST walk for 4003 steps (116 resets) in 27 ms. (142 steps per ms) remains 82/82 properties
BEST_FIRST walk for 4004 steps (48 resets) in 29 ms. (133 steps per ms) remains 82/82 properties
Reachability property qltransition_152 is true.
Reachability property qltransition_150 is true.
SDD proceeding with computation,144 properties remain. new max is 128
SDD size :755 after 914
BEST_FIRST walk for 4004 steps (9 resets) in 51 ms. (77 steps per ms) remains 82/82 properties
BEST_FIRST walk for 4002 steps (52 resets) in 23 ms. (166 steps per ms) remains 82/82 properties
Reachability property qltransition_243 is true.
SDD proceeding with computation,143 properties remain. new max is 128
SDD size :914 after 1557
BEST_FIRST walk for 4002 steps (119 resets) in 40 ms. (97 steps per ms) remains 82/82 properties
SDD proceeding with computation,143 properties remain. new max is 256
SDD size :1557 after 1917
BEST_FIRST walk for 4001 steps (64 resets) in 33 ms. (117 steps per ms) remains 82/82 properties
BEST_FIRST walk for 4004 steps (9 resets) in 20 ms. (190 steps per ms) remains 81/82 properties
BEST_FIRST walk for 4004 steps (71 resets) in 26 ms. (148 steps per ms) remains 81/81 properties
Reachability property qltransition_290 is true.
Reachability property qltransition_288 is true.
Reachability property qltransition_280 is true.
Reachability property qltransition_254 is true.
Reachability property qltransition_252 is true.
Reachability property qltransition_246 is true.
Reachability property qltransition_242 is true.
Reachability property qltransition_239 is true.
Reachability property qltransition_238 is true.
Reachability property qltransition_192 is true.
Reachability property qltransition_188 is true.
Reachability property qltransition_184 is true.
Reachability property qltransition_177 is true.
Reachability property qltransition_173 is true.
Reachability property qltransition_169 is true.
Reachability property qltransition_156 is true.
BEST_FIRST walk for 4003 steps (8 resets) in 31 ms. (125 steps per ms) remains 81/81 properties
Reachability property qltransition_153 is true.
Reachability property qltransition_151 is true.
SDD proceeding with computation,125 properties remain. new max is 256
SDD size :1917 after 5073
BEST_FIRST walk for 4003 steps (51 resets) in 29 ms. (133 steps per ms) remains 81/81 properties
BEST_FIRST walk for 4004 steps (126 resets) in 45 ms. (87 steps per ms) remains 81/81 properties
BEST_FIRST walk for 4003 steps (44 resets) in 27 ms. (142 steps per ms) remains 81/81 properties
Reachability property qltransition_253 is true.
Reachability property qltransition_251 is true.
Reachability property qltransition_249 is true.
BEST_FIRST walk for 4004 steps (9 resets) in 24 ms. (160 steps per ms) remains 80/81 properties
Reachability property qltransition_148 is true.
BEST_FIRST walk for 4004 steps (61 resets) in 31 ms. (125 steps per ms) remains 80/80 properties
SDD proceeding with computation,121 properties remain. new max is 256
SDD size :5073 after 7087
BEST_FIRST walk for 4004 steps (124 resets) in 36 ms. (108 steps per ms) remains 80/80 properties
BEST_FIRST walk for 4004 steps (65 resets) in 30 ms. (129 steps per ms) remains 80/80 properties
BEST_FIRST walk for 4004 steps (9 resets) in 24 ms. (160 steps per ms) remains 79/80 properties
BEST_FIRST walk for 4002 steps (54 resets) in 31 ms. (125 steps per ms) remains 79/79 properties
BEST_FIRST walk for 4002 steps (117 resets) in 35 ms. (111 steps per ms) remains 79/79 properties
BEST_FIRST walk for 4003 steps (8 resets) in 33 ms. (117 steps per ms) remains 79/79 properties
SDD proceeding with computation,121 properties remain. new max is 512
SDD size :7087 after 7714
BEST_FIRST walk for 4004 steps (56 resets) in 46 ms. (85 steps per ms) remains 79/79 properties
BEST_FIRST walk for 4004 steps (76 resets) in 23 ms. (166 steps per ms) remains 79/79 properties
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 79/79 properties
BEST_FIRST walk for 4004 steps (71 resets) in 62 ms. (63 steps per ms) remains 79/79 properties
BEST_FIRST walk for 4003 steps (117 resets) in 27 ms. (142 steps per ms) remains 79/79 properties
BEST_FIRST walk for 4003 steps (54 resets) in 23 ms. (166 steps per ms) remains 79/79 properties
BEST_FIRST walk for 4004 steps (10 resets) in 18 ms. (210 steps per ms) remains 79/79 properties
BEST_FIRST walk for 4002 steps (70 resets) in 42 ms. (93 steps per ms) remains 79/79 properties
BEST_FIRST walk for 4001 steps (111 resets) in 28 ms. (137 steps per ms) remains 79/79 properties
BEST_FIRST walk for 4003 steps (65 resets) in 24 ms. (160 steps per ms) remains 79/79 properties
BEST_FIRST walk for 4002 steps (10 resets) in 24 ms. (160 steps per ms) remains 78/79 properties
BEST_FIRST walk for 4003 steps (62 resets) in 21 ms. (181 steps per ms) remains 78/78 properties
BEST_FIRST walk for 4002 steps (125 resets) in 19 ms. (200 steps per ms) remains 78/78 properties
BEST_FIRST walk for 4004 steps (67 resets) in 16 ms. (235 steps per ms) remains 78/78 properties
BEST_FIRST walk for 4002 steps (8 resets) in 21 ms. (181 steps per ms) remains 78/78 properties
SDD proceeding with computation,121 properties remain. new max is 1024
SDD size :7714 after 8653
BEST_FIRST walk for 4002 steps (129 resets) in 21 ms. (181 steps per ms) remains 78/78 properties
BEST_FIRST walk for 4003 steps (55 resets) in 25 ms. (153 steps per ms) remains 78/78 properties
BEST_FIRST walk for 4002 steps (73 resets) in 19 ms. (200 steps per ms) remains 78/78 properties
BEST_FIRST walk for 4003 steps (57 resets) in 22 ms. (174 steps per ms) remains 78/78 properties
BEST_FIRST walk for 4003 steps (46 resets) in 15 ms. (250 steps per ms) remains 78/78 properties
BEST_FIRST walk for 4003 steps (62 resets) in 18 ms. (210 steps per ms) remains 78/78 properties
BEST_FIRST walk for 4004 steps (60 resets) in 20 ms. (190 steps per ms) remains 78/78 properties
BEST_FIRST walk for 4003 steps (52 resets) in 14 ms. (266 steps per ms) remains 78/78 properties
BEST_FIRST walk for 4004 steps (18 resets) in 56 ms. (70 steps per ms) remains 78/78 properties
BEST_FIRST walk for 4004 steps (55 resets) in 15 ms. (250 steps per ms) remains 78/78 properties
[2026-05-24 09:00:28] [INFO ] Flow matrix only has 261 transitions (discarded 43 similar events)
[2026-05-24 09:00:28] [INFO ] Invariant cache hit.
[2026-05-24 09:00:28] [INFO ] State equation strengthened by 41 read => feed constraints.
Reachability property qltransition_286 is true.
Reachability property qltransition_278 is true.
Reachability property qltransition_255 is true.
Reachability property qltransition_245 is true.
Reachability property qltransition_241 is true.
Reachability property qltransition_237 is true.
Reachability property qltransition_236 is true.
Reachability property qltransition_235 is true.
Reachability property qltransition_234 is true.
Reachability property qltransition_232 is true.
Reachability property qltransition_231 is true.
Reachability property qltransition_230 is true.
Reachability property qltransition_201 is true.
Reachability property qltransition_191 is true.
Reachability property qltransition_187 is true.
Reachability property qltransition_183 is true.
Reachability property qltransition_182 is true.
Reachability property qltransition_176 is true.
Reachability property qltransition_172 is true.
Reachability property qltransition_168 is true.
Reachability property qltransition_167 is true.
SDD proceeding with computation,100 properties remain. new max is 1024
SDD size :8653 after 25239
Reachability property qltransition_51 is true.
Reachability property qltransition_49 is true.
SDD proceeding with computation,98 properties remain. new max is 1024
SDD size :25239 after 26572
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 45/45 constraints. Problems are: Problem set: 0 solved, 64 unsolved
SDD proceeding with computation,98 properties remain. new max is 2048
SDD size :26572 after 29754
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 2 (OVERLAPS) 36/81 variables, 6/51 constraints. Problems are: Problem set: 0 solved, 64 unsolved
Reachability property qltransition_268 is true.
Reachability property qltransition_266 is true.
Reachability property qltransition_228 is true.
Reachability property qltransition_227 is true.
Reachability property qltransition_226 is true.
Reachability property qltransition_224 is true.
Reachability property qltransition_223 is true.
Reachability property qltransition_222 is true.
Reachability property qltransition_220 is true.
Reachability property qltransition_219 is true.
Reachability property qltransition_218 is true.
Reachability property qltransition_217 is true.
Reachability property qltransition_216 is true.
Reachability property qltransition_215 is true.
Reachability property qltransition_214 is true.
Reachability property qltransition_213 is true.
Reachability property qltransition_212 is true.
Reachability property qltransition_211 is true.
Reachability property qltransition_210 is true.
Reachability property qltransition_209 is true.
Reachability property qltransition_207 is true.
Reachability property qltransition_206 is true.
Reachability property qltransition_205 is true.
Reachability property qltransition_204 is true.
Reachability property qltransition_202 is true.
At refinement iteration 3 (INCLUDED_ONLY) 0/81 variables, 36/87 constraints. Problems are: Problem set: 0 solved, 64 unsolved
SDD proceeding with computation,73 properties remain. new max is 2048
SDD size :29754 after 72892
Reachability property qltransition_273 is true.
Reachability property qltransition_272 is true.
Reachability property qltransition_271 is true.
Reachability property qltransition_269 is true.
Reachability property qltransition_262 is true.
Reachability property qltransition_221 is true.
Reachability property qltransition_97 is true.
Reachability property qltransition_96 is true.
Reachability property qltransition_95 is true.
Reachability property qltransition_94 is true.
Reachability property qltransition_91 is true.
Reachability property qltransition_90 is true.
Reachability property qltransition_89 is true.
Reachability property qltransition_80 is true.
Reachability property qltransition_79 is true.
Reachability property qltransition_78 is true.
Reachability property qltransition_47 is true.
Reachability property qltransition_45 is true.
SDD proceeding with computation,55 properties remain. new max is 2048
SDD size :72892 after 476172
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 3/90 constraints. Problems are: Problem set: 18 solved, 46 unsolved
Reachability property qltransition_298 is true.
Reachability property qltransition_296 is true.
Reachability property qltransition_294 is true.
Reachability property qltransition_109 is true.
Reachability property qltransition_108 is true.
Reachability property qltransition_107 is true.
Reachability property qltransition_105 is true.
Reachability property qltransition_104 is true.
Reachability property qltransition_103 is true.
Reachability property qltransition_101 is true.
Reachability property qltransition_100 is true.
Reachability property qltransition_99 is true.
Reachability property qltransition_88 is true.
Reachability property qltransition_86 is true.
Reachability property qltransition_85 is true.
Reachability property qltransition_84 is true.
Reachability property qltransition_83 is true.
Reachability property qltransition_82 is true.
SDD proceeding with computation,37 properties remain. new max is 2048
SDD size :476172 after 528707
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 0/90 constraints. Problems are: Problem set: 28 solved, 36 unsolved
At refinement iteration 6 (OVERLAPS) 22/103 variables, 2/92 constraints. Problems are: Problem set: 28 solved, 36 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/103 variables, 22/114 constraints. Problems are: Problem set: 28 solved, 36 unsolved
Reachability property qltransition_303 is true.
Reachability property qltransition_260 is true.
Reachability property qltransition_258 is true.
Reachability property qltransition_127 is true.
Reachability property qltransition_126 is true.
Reachability property qltransition_125 is true.
Reachability property qltransition_124 is true.
Reachability property qltransition_123 is true.
Reachability property qltransition_122 is true.
Reachability property qltransition_120 is true.
Reachability property qltransition_119 is true.
Reachability property qltransition_118 is true.
Reachability property qltransition_116 is true.
Reachability property qltransition_115 is true.
Reachability property qltransition_114 is true.
Reachability property qltransition_112 is true.
Reachability property qltransition_111 is true.
Reachability property qltransition_110 is true.
SDD proceeding with computation,19 properties remain. new max is 2048
SDD size :528707 after 620102
At refinement iteration 8 (INCLUDED_ONLY) 0/103 variables, 2/116 constraints. Problems are: Problem set: 46 solved, 18 unsolved
SDD proceeding with computation,19 properties remain. new max is 4096
SDD size :620102 after 636681
At refinement iteration 9 (INCLUDED_ONLY) 0/103 variables, 0/116 constraints. Problems are: Problem set: 46 solved, 18 unsolved
At refinement iteration 10 (OVERLAPS) 260/363 variables, 103/219 constraints. Problems are: Problem set: 46 solved, 18 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/363 variables, 40/259 constraints. Problems are: Problem set: 46 solved, 18 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/363 variables, 0/259 constraints. Problems are: Problem set: 46 solved, 18 unsolved
At refinement iteration 13 (OVERLAPS) 1/364 variables, 1/260 constraints. Problems are: Problem set: 46 solved, 18 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/364 variables, 0/260 constraints. Problems are: Problem set: 46 solved, 18 unsolved
SDD proceeding with computation,19 properties remain. new max is 8192
SDD size :636681 after 662598
At refinement iteration 15 (OVERLAPS) 0/364 variables, 0/260 constraints. Problems are: Problem set: 46 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 364/364 variables, and 260 constraints, problems are : Problem set: 46 solved, 18 unsolved in 3767 ms.
Refiners :[Domain max(s): 103/103 constraints, Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 103/103 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 64/64 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 46 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 15/15 constraints. Problems are: Problem set: 46 solved, 18 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 0/15 constraints. Problems are: Problem set: 46 solved, 18 unsolved
At refinement iteration 2 (OVERLAPS) 44/59 variables, 4/19 constraints. Problems are: Problem set: 46 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/59 variables, 44/63 constraints. Problems are: Problem set: 46 solved, 18 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 2/65 constraints. Problems are: Problem set: 46 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/59 variables, 0/65 constraints. Problems are: Problem set: 46 solved, 18 unsolved
At refinement iteration 6 (OVERLAPS) 44/103 variables, 4/69 constraints. Problems are: Problem set: 46 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/103 variables, 44/113 constraints. Problems are: Problem set: 46 solved, 18 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/103 variables, 3/116 constraints. Problems are: Problem set: 46 solved, 18 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/103 variables, 1/117 constraints. Problems are: Problem set: 46 solved, 18 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/103 variables, 0/117 constraints. Problems are: Problem set: 46 solved, 18 unsolved
At refinement iteration 11 (OVERLAPS) 260/363 variables, 103/220 constraints. Problems are: Problem set: 46 solved, 18 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/363 variables, 40/260 constraints. Problems are: Problem set: 46 solved, 18 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/363 variables, 18/278 constraints. Problems are: Problem set: 46 solved, 18 unsolved
Reachability property qltransition_270 is true.
Reachability property qltransition_259 is true.
Reachability property qltransition_147 is true.
Reachability property qltransition_146 is true.
Reachability property qltransition_145 is true.
Reachability property qltransition_144 is true.
Reachability property qltransition_141 is true.
Reachability property qltransition_139 is true.
Reachability property qltransition_138 is true.
Reachability property qltransition_137 is true.
Reachability property qltransition_136 is true.
Reachability property qltransition_134 is true.
Reachability property qltransition_133 is true.
Reachability property qltransition_132 is true.
Reachability property qltransition_131 is true.
Reachability property qltransition_130 is true.
Reachability property qltransition_129 is true.
Reachability property qltransition_128 is true.
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :662598 after 1.86762e+06
After SMT solving in domain Int declared 363/364 variables, and 278 constraints, problems are : Problem set: 64 solved, 0 unsolved in 1514 ms.
Refiners :[Domain max(s): 103/103 constraints, Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 103/103 constraints, ReadFeed: 40/41 constraints, PredecessorRefiner: 18/64 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5445ms problems are : Problem set: 64 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 200 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 10438 ms.

BK_STOP 1779613234263

--------------------
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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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 QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="FireWire-PT-03"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 FireWire-PT-03, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r136-smll-177955811000102"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FireWire-PT-03.tgz
mv FireWire-PT-03 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;