Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r119-tall-174876430200282.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool itstools
Input is JoinFreeModules-PT-0200, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r119-tall-174876430200282
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 7.9K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 153K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.9K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 5 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 613K May 29 14:32 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 1748766987209

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=JoinFreeModules-PT-0200
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202505121319
[2025-06-01 08:36:28] [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]
[2025-06-01 08:36:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 08:36:28] [INFO ] Load time of PNML (sax parser for PT used): 134 ms
[2025-06-01 08:36:28] [INFO ] Transformed 1001 places.
[2025-06-01 08:36:28] [INFO ] Transformed 1601 transitions.
[2025-06-01 08:36:28] [INFO ] Parsed PT model containing 1001 places and 1601 transitions and 4602 arcs in 236 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1001/1001 places, 1601/1601 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 1000 transition count 1601
Applied a total of 1 rules in 50 ms. Remains 1000 /1001 variables (removed 1) and now considering 1601/1601 (removed 0) transitions.
Running 1200 sub problems to find dead transitions.
// Phase 1: matrix 1601 rows 1000 cols
[2025-06-01 08:36:28] [INFO ] Computed 200 invariants in 25 ms
[2025-06-01 08:36:28] [INFO ] State equation strengthened by 200 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 800/2601 variables, and 0 constraints, problems are : Problem set: 0 solved, 1200 unsolved in 20069 ms.
Refiners :[Positive P Invariants (semi-flows): 0/200 constraints, State Equation: 0/1000 constraints, ReadFeed: 0/200 constraints, PredecessorRefiner: 1200/1200 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1200 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
Error getting values : (error "ParserException while parsing response: ((s0 5)
(s1 2)
(s3 4)
(s4 5)
(s5 5)
(s6 2)
(s8 4)
(s9 5)
(s10 5)
(s11 2)
(s13 4)
(s14 5)
(s15 5)
(s16 2)
(s18 4)
(s19 5)
(s20 5)
(s21 2)
(s23 4)
(s24 5)
(s25 5)
(s26 2)
(s28 4)
(s29 5)
(s30 5)
(s31 2)
(s33 4)
(s34 5)
(s35 5)
(s36 2)
(s38 4)
(s39 5)
(s40 5)
(s41 2)
(s43 4)
(s44 5)
(s45 5)
(s46 2)
(s48 4)
(s49 5)
(s50 5)
(s51 2)
(s53 4)
(s54 5)
(s55 5)
(s56 2)
(s58 4)
(s59 5)
(s60 5)
(s61 2)
(s63 4)
(s64 5)
(s65 5)
(s66 2)
(s68 4)
(s69 5)
(s70 5)
(s71 2)
(s73 4)
(s74 5)
(s75 5)
(s76 2)
(s78 4)
(s79 5)
(s80 5)
(s81 2)
(s83 4)
(s84 5)
(s85 5)
(s86 2)
(s88 4)
(s89 5)
(s90 5)
(s91 2)
(s93 4)
(s94 5)
(s95 5)
(s96 2)
(s98 4)
(s99 5)
(s100 5)
(s101 2)
(s103 4)
(s104 5)
(s105 5)
(s106 2)
(s108 4)
(s109 5)
(s110 5)
(s111 2)
(s113 4)
(s114 5)
(s115 5)
(s116 2)
(s118 4)
(s119 5)
(s120 5)
(s121 2)
(s123 4)
(s124 5)
(s125 5)
(s126 2)
(s128 4)
(s129 5)
(s130 5)
(s131 2)
(s133 4)
(s134 5)
(s135 5)
(s136 2)
(s138 4)
(s139 5)
(s140 5)
(s141 2)
(s143 4)
(s144 5)
(s145 5)
(s146 2)
(s148 4)
(s149 5)
(s150 5)
(s151 2)
(s153 4)
(s154 5)
(s155 5)
(s156 2)
(s158 4)
(s159 5)
(s160 5)
(s161 2)
(s163 4)
(s164 5)
(s165 5)
(s166 2)
(s168 4)
(s169 5)
(s170 5)
(s171 2)
(s173 4)
(s174 5)
(s175 5)
(s176 2)
(s178 4)
(s179 5)
(s180 5)
(s181 2)
(s183 4)
(s184 5)
(s185 5)
(s186 2)
(s188 4)
(timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 800/2601 variables, and 0 constraints, problems are : Problem set: 0 solved, 1200 unsolved in 20025 ms.
Refiners :[Positive P Invariants (semi-flows): 0/200 constraints, State Equation: 0/1000 constraints, ReadFeed: 0/200 constraints, PredecessorRefiner: 0/1200 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40469ms problems are : Problem set: 0 solved, 1200 unsolved
Search for dead transitions found 0 dead transitions in 40494ms
[2025-06-01 08:37:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 08:37:09] [INFO ] Implicit Places using invariants in 204 ms returned []
[2025-06-01 08:37:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 08:37:10] [INFO ] State equation strengthened by 200 read => feed constraints.
[2025-06-01 08:37:10] [INFO ] Implicit Places using invariants and state equation in 589 ms returned []
Implicit Place search using SMT with State Equation took 797 ms to find 0 implicit places.
Running 1200 sub problems to find dead transitions.
[2025-06-01 08:37:10] [INFO ] Invariant cache hit.
[2025-06-01 08:37:10] [INFO ] State equation strengthened by 200 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
SMT process timed out in 30296ms, After SMT, problems are : Problem set: 0 solved, 1200 unsolved
Search for dead transitions found 0 dead transitions in 30301ms
Starting structural reductions in LIVENESS mode, iteration 1 : 1000/1001 places, 1601/1601 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 71715 ms. Remains : 1000/1001 places, 1601/1601 transitions.
Discarding 800 transitions out of 1601. Remains 801
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40269 steps (8 resets) in 1128 ms. (35 steps per ms) remains 500/800 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 23 ms. (5 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 12 ms. (9 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 500/500 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 500/500 properties
[2025-06-01 08:37:40] [INFO ] Invariant cache hit.
[2025-06-01 08:37:40] [INFO ] State equation strengthened by 200 read => feed constraints.
[2025-06-01 08:37:41] [INFO ] Flatten gal took : 197 ms
[2025-06-01 08:37:41] [INFO ] Flatten gal took : 68 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 08:37:41] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4004358032098626645.gal : 45 ms
[2025-06-01 08:37:41] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9603956502221047268.prop : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4004358032098626645.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9603956502221047268.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality9603956502221047268.prop.
SDD proceeding with computation,500 properties remain. new max is 4
SDD size :1 after 8
Reachability property qltransition_1 is true.
SDD proceeding with computation,499 properties remain. new max is 4
SDD size :8 after 25
SDD proceeding with computation,499 properties remain. new max is 8
SDD size :25 after 50
SDD proceeding with computation,499 properties remain. new max is 16
SDD size :50 after 116
SDD proceeding with computation,499 properties remain. new max is 32
SDD size :116 after 314
SDD proceeding with computation,499 properties remain. new max is 64
SDD size :314 after 974
SDD proceeding with computation,499 properties remain. new max is 128
SDD size :974 after 3336
SDD proceeding with computation,499 properties remain. new max is 256
SDD size :3336 after 11038
Error getting values : (error "ParserException while parsing response: ((s0 5.0)
(s3 4.0)
(s4 5.0)
(s5 5.0)
(s10 5.0)
(s13 4.0)
(s14 5.0)
(s15 5.0)
(s16 2.0)
(s20 5.0)
(s21 2.0)
(s25 5.0)
(s30 5.0)
(s31 2.0)
(s33 4.0)
(s34 5.0)
(s35 5.0)
(s38 4.0)
(s39 5.0)
(s40 5.0)
(s43 4.0)
(s44 5.0)
(s45 5.0)
(s46 2.0)
(s50 5.0)
(s51 2.0)
(s53 4.0)
(s54 5.0)
(s55 5.0)
(s56 2.0)
(s60 5.0)
(s61 2.0)
(s63 4.0)
(s64 5.0)
(s65 5.0)
(s66 2.0)
(s68 4.0)
(s69 5.0)
(s70 5.0)
(s71 2.0)
(s75 5.0)
(s76 2.0)
(s80 5.0)
(s83 4.0)
(s84 5.0)
(s85 5.0)
(s90 5.0)
(s93 4.0)
(s94 5.0)
(s95 5.0)
(s98 4.0)
(s99 5.0)
(s100 5.0)
(s110 5.0)
(s111 2.0)
(s115 5.0)
(s120 5.0)
(s121 2.0)
(s125 5.0)
(s126 2.0)
(s128 4.0)
(s129 5.0)
(s130 5.0)
(s133 4.0)
(s134 5.0)
(s135 5.0)
(s140 5.0)
(s141 2.0)
(s143 4.0)
(s144 5.0)
(s145 5.0)
(s146 2.0)
(s148 4.0)
(s149 5.0)
(s150 5.0)
(s153 4.0)
(s154 5.0)
(s155 5.0)
(s156 2.0)
(s160 5.0)
(s165 5.0)
(s170 5.0)
(s171 2.0)
(s175 5.0)
(s178 4.0)
(s179 5.0)
(s180 5.0)
(s181 2.0)
(s183 4.0)
(s184 5.0)
(s185 5.0)
(s188 4.0)
(s189 5.0)
(s190 5.0)
(s195 5.0)
(s196 2.0)
(s198 4.0)
(s199 5.0)
(s200 5.0)
(s206 2.0)
(s210 5.0)
(s213 4.0)
(s214 5.0)
(s215 5.0)
(s220 5.0)
(s221 2.0)
(s225 5.0)
(s228 4.0)
(s229 5.0)
(s230 5.0)
(s231 2.0)
(s233 4.0)
(s234 5.0)
(s235 5.0)
(s238 4.0)
(s239 5.0)
(s240 5.0)
(s241 2.0)
(s245 5.0)
(s246 2.0)
(s248 4.0)
(s249 5.0)
(s250 5.0)
(s255 5.0)
(s256 2.0)
(s258 4.0)
(s259 5.0)
(s260 5.0)
(s263 4.0)
(s264 5.0)
(s265 5.0)
(s268 4.0)
(s269 5.0)
(s270 5.0)
(s275 5.0)
(s278 4.0)
(s279 5.0)
(s280 5.0)
(s285 5.0)
(s286 2.0)
(s290 5.0)
(s291 2.0)
(s293 4.0)
(s294 5.0)
(s295 5.0)
(s296 2.0)
(s298 4.0)
(s299 5.0)
(s300 5.0)
(s301 2.0)
(s305 5.0)
(s306 2.0)
(s308 4.0)
(s309 5.0)
(s310 5.0)
(s313 4.0)
(s314 5.0)
(s315 5.0)
(s316 2.0)
(s318 4.0)
(s319 5.0)
(s320 5.0)
(s330 5.0)
(s335 5.0)
(s336 2.0)
(s340 5.0)
(s343 4.0)
(s344 5.0)
(s345 5.0)
(s348 4.0)
(s349 5.0)
(s350 5.0)
(s355 5.0)
(s356 2.0)
(s360 5.0)
(s363 4.0)
(s364 5.0)
(s365 5.0)
(s368 4.0)
(s369 5.0)
(s370 5.0)
(s373 4.0)
(s374 5.0)
(s375 5.0)
(s378 4.0)
(s379 5.0)
(s385 5.0)
(s386 2.0)
(s388 4.0)
(s389 5.0)
(s390 5.0)
(s391 2.0)
(s393 4.0)
(s394 5.0)
(s395 5.0)
(s398 4.0)
(s399 5.0)
(s400 5.0)
(s401 2.0)
(s403 4.0)
(s404 5.0)
(s405 5.0)
(s406 2.0)
(s413 4.0)
(s414 5.0)
(s416 2.0)
(s420 5.0)
(s423 4.0)
(s424 5.0)
(s425 5.0)
(s426 2.0)
(s428 4.0)
(s429 5.0)
(s430 5.0)
(s431 2.0)
(s435 5.0)
(s438 4.0)
(s439 5.0)
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(s445 5.0)
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(s766 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 500/2601 variables, and 0 constraints, problems are : Problem set: 1 solved, 499 unsolved in 5042 ms.
Refiners :[Positive P Invariants (semi-flows): 0/200 constraints, State Equation: 0/1000 constraints, ReadFeed: 0/200 constraints, PredecessorRefiner: 500/500 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 499 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD proceeding with computation,499 properties remain. new max is 512
SDD size :11038 after 19969
Reachability property qltransition_8 is true.
Reachability property qltransition_7 is true.
SDD proceeding with computation,497 properties remain. new max is 512
SDD size :19969 after 4.87564e+06
SDD proceeding with computation,497 properties remain. new max is 1024
SDD size :4.87564e+06 after 1.06338e+07
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 499/2601 variables, and 0 constraints, problems are : Problem set: 3 solved, 497 unsolved in 5055 ms.
Refiners :[Positive P Invariants (semi-flows): 0/200 constraints, State Equation: 0/1000 constraints, ReadFeed: 0/200 constraints, PredecessorRefiner: 0/500 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10432ms problems are : Problem set: 3 solved, 497 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 497 out of 1000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1000/1000 places, 1601/1601 transitions.
Graph (complete) has 2400 edges and 1000 vertex of which 935 are kept as prefixes of interest. Removing 65 places using SCC suffix rule.5 ms
Discarding 65 places :
Also discarding 104 output transitions
Drop transitions (Output transitions of discarded places.) removed 104 transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 935 transition count 1496
Applied a total of 2 rules in 119 ms. Remains 935 /1000 variables (removed 65) and now considering 1496/1601 (removed 105) transitions.
Running 1122 sub problems to find dead transitions.
// Phase 1: matrix 1496 rows 935 cols
[2025-06-01 08:37:51] [INFO ] Computed 187 invariants in 7 ms
[2025-06-01 08:37:51] [INFO ] State equation strengthened by 187 read => feed constraints.
SDD proceeding with computation,497 properties remain. new max is 2048
SDD size :1.06338e+07 after 1.92442e+07
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
Reachability property qltransition_9 is true.
SDD proceeding with computation,496 properties remain. new max is 2048
SDD size :1.92442e+07 after 7.89828e+14
Reachability property qltransition_17 is true.
SDD proceeding with computation,495 properties remain. new max is 2048
SDD size :7.89828e+14 after 9.63953e+19
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 748/2431 variables, and 0 constraints, problems are : Problem set: 0 solved, 1122 unsolved in 20034 ms.
Refiners :[Positive P Invariants (semi-flows): 0/187 constraints, State Equation: 0/935 constraints, ReadFeed: 0/187 constraints, PredecessorRefiner: 1122/1122 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1122 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
Reachability property qltransition_24 is true.
Reachability property qltransition_23 is true.
SDD proceeding with computation,493 properties remain. new max is 2048
SDD size :9.63953e+19 after 8.05301e+22
Reachability property qltransition_27 is true.
Reachability property qltransition_25 is true.
SDD proceeding with computation,491 properties remain. new max is 2048
SDD size :8.05301e+22 after 2.01403e+30
Reachability property qltransition_35 is true.
Reachability property qltransition_33 is true.
SDD proceeding with computation,489 properties remain. new max is 2048
SDD size :2.01403e+30 after 4.02282e+35
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 748/2431 variables, and 0 constraints, problems are : Problem set: 0 solved, 1122 unsolved in 20030 ms.
Refiners :[Positive P Invariants (semi-flows): 0/187 constraints, State Equation: 0/935 constraints, ReadFeed: 0/187 constraints, PredecessorRefiner: 0/1122 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40265ms problems are : Problem set: 0 solved, 1122 unsolved
Search for dead transitions found 0 dead transitions in 40268ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40390 ms. Remains : 935/1000 places, 1496/1601 transitions.
RANDOM walk for 922132 steps (0 resets) in 17218 ms. (53 steps per ms) remains 0/489 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 801 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING TOPOLOGICAL INITIAL_STATE
Total runtime 129117 ms.

BK_STOP 1748767117600

--------------------
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_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /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="JoinFreeModules-PT-0200"
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 2-5832"
echo " Executing tool itstools"
echo " Input is JoinFreeModules-PT-0200, 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 r119-tall-174876430200282"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/JoinFreeModules-PT-0200.tgz
mv JoinFreeModules-PT-0200 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 ;