Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r210-tall-174894547900567.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 gold2024
Input is ShieldPPPt-PT-040A, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r210-tall-174894547900567
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 776K
-rw-r--r-- 1 mcc users 8.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 86K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K 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 21K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 143K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.5K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 84K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 5 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 268K May 29 14:33 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 1749029516050

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ShieldPPPt-PT-040A
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-04 09:31:57] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-06-04 09:31:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-04 09:31:57] [INFO ] Load time of PNML (sax parser for PT used): 136 ms
[2025-06-04 09:31:57] [INFO ] Transformed 1003 places.
[2025-06-04 09:31:57] [INFO ] Transformed 723 transitions.
[2025-06-04 09:31:57] [INFO ] Found NUPN structural information;
[2025-06-04 09:31:57] [INFO ] Parsed PT model containing 1003 places and 723 transitions and 2886 arcs in 269 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1003/1003 places, 723/723 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 1003 transition count 722
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 8 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 5 place count 1001 transition count 720
Applied a total of 5 rules in 90 ms. Remains 1001 /1003 variables (removed 2) and now considering 720/723 (removed 3) transitions.
// Phase 1: matrix 720 rows 1001 cols
[2025-06-04 09:31:57] [INFO ] Computed 441 invariants in 17 ms
[2025-06-04 09:31:58] [INFO ] Implicit Places using invariants in 831 ms returned [994]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 862 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 1000/1003 places, 720/723 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 1000 transition count 718
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 998 transition count 718
Applied a total of 4 rules in 26 ms. Remains 998 /1000 variables (removed 2) and now considering 718/720 (removed 2) transitions.
// Phase 1: matrix 718 rows 998 cols
[2025-06-04 09:31:58] [INFO ] Computed 440 invariants in 4 ms
[2025-06-04 09:31:59] [INFO ] Implicit Places using invariants in 579 ms returned [981, 985]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 583 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 996/1003 places, 718/723 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 994 transition count 716
Applied a total of 4 rules in 28 ms. Remains 994 /996 variables (removed 2) and now considering 716/718 (removed 2) transitions.
// Phase 1: matrix 716 rows 994 cols
[2025-06-04 09:31:59] [INFO ] Computed 438 invariants in 9 ms
[2025-06-04 09:31:59] [INFO ] Implicit Places using invariants in 555 ms returned []
[2025-06-04 09:31:59] [INFO ] Invariant cache hit.
[2025-06-04 09:32:00] [INFO ] Implicit Places using invariants and state equation in 990 ms returned []
Implicit Place search using SMT with State Equation took 1547 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 3 : 994/1003 places, 716/723 transitions.
Finished structural reductions in LIVENESS mode , in 3 iterations and 3155 ms. Remains : 994/1003 places, 716/723 transitions.
Discarding 159 transitions out of 716. Remains 557
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (8 resets) in 3813 ms. (10 steps per ms) remains 357/556 properties
BEST_FIRST walk for 404 steps (8 resets) in 28 ms. (13 steps per ms) remains 357/357 properties
BEST_FIRST walk for 404 steps (8 resets) in 19 ms. (20 steps per ms) remains 357/357 properties
BEST_FIRST walk for 404 steps (8 resets) in 22 ms. (17 steps per ms) remains 357/357 properties
BEST_FIRST walk for 402 steps (8 resets) in 24 ms. (16 steps per ms) remains 357/357 properties
BEST_FIRST walk for 402 steps (8 resets) in 33 ms. (11 steps per ms) remains 357/357 properties
BEST_FIRST walk for 404 steps (8 resets) in 18 ms. (21 steps per ms) remains 357/357 properties
BEST_FIRST walk for 403 steps (8 resets) in 43 ms. (9 steps per ms) remains 357/357 properties
BEST_FIRST walk for 404 steps (8 resets) in 39 ms. (10 steps per ms) remains 357/357 properties
BEST_FIRST walk for 404 steps (8 resets) in 14 ms. (26 steps per ms) remains 357/357 properties
BEST_FIRST walk for 402 steps (8 resets) in 13 ms. (28 steps per ms) remains 357/357 properties
BEST_FIRST walk for 403 steps (8 resets) in 14 ms. (26 steps per ms) remains 357/357 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 357/357 properties
BEST_FIRST walk for 404 steps (8 resets) in 14 ms. (26 steps per ms) remains 357/357 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 357/357 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 357/357 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 357/357 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 357/357 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 357/357 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 357/357 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 357/357 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 357/357 properties
BEST_FIRST walk for 404 steps (8 resets) in 14 ms. (26 steps per ms) remains 357/357 properties
BEST_FIRST walk for 402 steps (8 resets) in 12 ms. (30 steps per ms) remains 357/357 properties
BEST_FIRST walk for 403 steps (8 resets) in 14 ms. (26 steps per ms) remains 357/357 properties
BEST_FIRST walk for 404 steps (8 resets) in 14 ms. (26 steps per ms) remains 357/357 properties
BEST_FIRST walk for 404 steps (8 resets) in 14 ms. (26 steps per ms) remains 357/357 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 357/357 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 357/357 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 357/357 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 357/357 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 357/357 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 357/357 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 357/357 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 357/357 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 357/357 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 357/357 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 357/357 properties
BEST_FIRST walk for 404 steps (8 resets) in 18 ms. (21 steps per ms) remains 357/357 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 357/357 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 357/357 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 357/357 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 357/357 properties
BEST_FIRST walk for 401 steps (8 resets) in 9 ms. (40 steps per ms) remains 357/357 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 357/357 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 357/357 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 357/357 properties
BEST_FIRST walk for 402 steps (8 resets) in 11 ms. (33 steps per ms) remains 357/357 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 357/357 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 357/357 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 357/357 properties
[2025-06-04 09:32:02] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/641 variables, 641/641 constraints. Problems are: Problem set: 0 solved, 357 unsolved
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
(s2 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 641/1710 variables, and 641 constraints, problems are : Problem set: 0 solved, 357 unsolved in 5019 ms.
Refiners :[Domain max(s): 641/994 constraints, Positive P Invariants (semi-flows): 0/438 constraints, State Equation: 0/994 constraints, PredecessorRefiner: 357/357 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 357 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/641 variables, 641/641 constraints. Problems are: Problem set: 0 solved, 357 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/641 variables, 0/641 constraints. Problems are: Problem set: 0 solved, 357 unsolved
At refinement iteration 2 (OVERLAPS) 19/660 variables, 290/931 constraints. Problems are: Problem set: 0 solved, 357 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/660 variables, 19/950 constraints. Problems are: Problem set: 0 solved, 357 unsolved
(s149 1timeout
^^^^^^^^
(error "Invalid token: 1timeout")
Error getting values : (error "ParserException while parsing response: ((s0 0)
(s1 1)
(s2 0)
(s3 1)
(s4 0)
(s5 0)
(s6 0)
(s7 1)
(s8 0)
(s9 1)
(s10 1)
(s11 0)
(s12 0)
(s13 0)
(s14 0)
(s15 1)
(s16 0)
(s17 0)
(s18 0)
(s19 0)
(s20 1)
(s21 0)
(s22 1)
(s23 0)
(s24 1)
(s25 0)
(s26 0)
(s27 1)
(s28 1)
(s29 0)
(s30 0)
(s31 0)
(s32 1)
(s33 0)
(s34 1)
(s35 1)
(s36 0)
(s37 0)
(s38 0)
(s39 0)
(s40 1)
(s41 0)
(s42 0)
(s43 0)
(s44 0)
(s45 1)
(s46 0)
(s47 1)
(s48 0)
(s49 1)
(s50 0)
(s51 0)
(s52 1)
(s53 1)
(s54 0)
(s55 0)
(s56 0)
(s57 1)
(s58 0)
(s59 1)
(s60 1)
(s61 0)
(s62 0)
(s63 0)
(s64 0)
(s65 1)
(s66 0)
(s67 0)
(s68 0)
(s69 0)
(s70 1)
(s71 0)
(s72 1)
(s73 0)
(s74 1)
(s75 0)
(s76 0)
(s77 1)
(s78 1)
(s79 0)
(s80 0)
(s81 0)
(s82 1)
(s83 0)
(s84 1)
(s85 1)
(s86 0)
(s87 0)
(s88 0)
(s89 0)
(s90 1)
(s91 0)
(s92 0)
(s93 0)
(s94 0)
(s95 1)
(s96 0)
(s97 1)
(s98 0)
(s99 1)
(s100 0)
(s101 0)
(s102 1)
(s103 1)
(s104 0)
(s105 0)
(s106 0)
(s107 1)
(s108 0)
(s109 1)
(s110 1)
(s111 0)
(s112 0)
(s113 0)
(s114 0)
(s115 1)
(s116 0)
(s117 0)
(s118 0)
(s119 0)
(s120 1)
(s121 0)
(s122 1)
(s123 0)
(s124 1)
(s125 0)
(s126 0)
(s127 1)
(s128 1)
(s129 0)
(s130 0)
(s131 0)
(s132 1)
(s133 0)
(s134 1)
(s135 1)
(s136 0)
(s137 0)
(s138 0)
(s139 0)
(s140 1)
(s141 0)
(s142 0)
(s143 0)
(s144 0)
(s145 1)
(s146 0)
(s147 1)
(s148 0)
(s149 1timeout
) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 660/1710 variables, and 950 constraints, problems are : Problem set: 0 solved, 357 unsolved in 5013 ms.
Refiners :[Domain max(s): 660/994 constraints, Positive P Invariants (semi-flows): 290/438 constraints, State Equation: 0/994 constraints, PredecessorRefiner: 0/357 constraints, Known Traps: 0/0 constraints]
After SMT, in 10225ms problems are : Problem set: 0 solved, 357 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 641 out of 994 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 994/994 places, 716/716 transitions.
Partial Free-agglomeration rule applied 55 times.
Drop transitions (Partial Free agglomeration) removed 55 transitions
Iterating global reduction 0 with 55 rules applied. Total rules applied 55 place count 994 transition count 716
Applied a total of 55 rules in 94 ms. Remains 994 /994 variables (removed 0) and now considering 716/716 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 95 ms. Remains : 994/994 places, 716/716 transitions.
RANDOM walk for 4000000 steps (8 resets) in 78548 ms. (50 steps per ms) remains 156/357 properties
BEST_FIRST walk for 40004 steps (8 resets) in 244 ms. (163 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 227 ms. (175 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40003 steps (8 resets) in 233 ms. (170 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 230 ms. (173 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40003 steps (8 resets) in 227 ms. (175 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 234 ms. (170 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40003 steps (8 resets) in 228 ms. (174 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40003 steps (8 resets) in 225 ms. (177 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 232 ms. (171 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 235 ms. (169 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 225 ms. (177 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 231 ms. (172 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40003 steps (8 resets) in 231 ms. (172 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40003 steps (8 resets) in 228 ms. (174 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 228 ms. (174 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 229 ms. (173 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 223 ms. (178 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40003 steps (8 resets) in 230 ms. (173 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 227 ms. (175 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 228 ms. (174 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 229 ms. (173 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 232 ms. (171 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 222 ms. (179 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 230 ms. (173 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 227 ms. (175 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 228 ms. (174 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 227 ms. (175 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40003 steps (8 resets) in 225 ms. (177 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 226 ms. (176 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40003 steps (8 resets) in 228 ms. (174 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 230 ms. (173 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 221 ms. (180 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 228 ms. (174 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 228 ms. (174 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 226 ms. (176 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 229 ms. (173 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 233 ms. (170 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40003 steps (8 resets) in 226 ms. (176 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40003 steps (8 resets) in 229 ms. (173 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40003 steps (8 resets) in 229 ms. (173 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 224 ms. (177 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 228 ms. (174 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 273 ms. (146 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40003 steps (8 resets) in 230 ms. (173 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 232 ms. (171 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 229 ms. (173 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 228 ms. (174 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 231 ms. (172 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40003 steps (8 resets) in 227 ms. (175 steps per ms) remains 156/156 properties
BEST_FIRST walk for 40004 steps (8 resets) in 223 ms. (178 steps per ms) remains 156/156 properties
// Phase 1: matrix 716 rows 994 cols
[2025-06-04 09:32:37] [INFO ] Computed 438 invariants in 4 ms
[2025-06-04 09:32:37] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/282 variables, 282/282 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/282 variables, 0/282 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 2 (OVERLAPS) 16/298 variables, 131/413 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/298 variables, 16/429 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/298 variables, 0/429 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 5 (OVERLAPS) 696/994 variables, 307/736 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/994 variables, 696/1432 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/994 variables, 0/1432 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 8 (OVERLAPS) 716/1710 variables, 994/2426 constraints. Problems are: Problem set: 0 solved, 156 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/1710 variables, 17/2443 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1710 variables, 0/2443 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 11 (OVERLAPS) 0/1710 variables, 0/2443 constraints. Problems are: Problem set: 0 solved, 156 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1710/1710 variables, and 2443 constraints, problems are : Problem set: 0 solved, 156 unsolved in 19741 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 994/994 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 156/156 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 156 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/282 variables, 282/282 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/282 variables, 0/282 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 2 (OVERLAPS) 16/298 variables, 131/413 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/298 variables, 16/429 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/298 variables, 0/429 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 5 (OVERLAPS) 696/994 variables, 307/736 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/994 variables, 696/1432 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/994 variables, 0/1432 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 8 (OVERLAPS) 716/1710 variables, 994/2426 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1710 variables, 17/2443 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1710 variables, 156/2599 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1710 variables, 0/2599 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 12 (OVERLAPS) 0/1710 variables, 0/2599 constraints. Problems are: Problem set: 0 solved, 156 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1710/1710 variables, and 2599 constraints, problems are : Problem set: 0 solved, 156 unsolved in 45023 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 994/994 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 156/156 constraints, Known Traps: 0/0 constraints]
After SMT, in 64835ms problems are : Problem set: 0 solved, 156 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 282 out of 994 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 994/994 places, 716/716 transitions.
Partial Free-agglomeration rule applied 57 times.
Drop transitions (Partial Free agglomeration) removed 57 transitions
Iterating global reduction 0 with 57 rules applied. Total rules applied 57 place count 994 transition count 716
Applied a total of 57 rules in 82 ms. Remains 994 /994 variables (removed 0) and now considering 716/716 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 83 ms. Remains : 994/994 places, 716/716 transitions.
RANDOM walk for 4000000 steps (8 resets) in 64811 ms. (61 steps per ms) remains 52/156 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2537 ms. (157 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2572 ms. (155 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2617 ms. (152 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2547 ms. (156 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2622 ms. (152 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2494 ms. (160 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2543 ms. (157 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400002 steps (8 resets) in 2535 ms. (157 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2567 ms. (155 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2552 ms. (156 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2508 ms. (159 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2620 ms. (152 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2546 ms. (157 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400002 steps (8 resets) in 2512 ms. (159 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2532 ms. (157 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2573 ms. (155 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2552 ms. (156 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2536 ms. (157 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2547 ms. (156 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2576 ms. (155 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2542 ms. (157 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2492 ms. (160 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2598 ms. (153 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2655 ms. (150 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2538 ms. (157 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2578 ms. (155 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2577 ms. (155 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2552 ms. (156 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2482 ms. (161 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2517 ms. (158 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2464 ms. (162 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2549 ms. (156 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2545 ms. (157 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2542 ms. (157 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2527 ms. (158 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2497 ms. (160 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2561 ms. (156 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2510 ms. (159 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2522 ms. (158 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2582 ms. (154 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2520 ms. (158 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2590 ms. (154 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2573 ms. (155 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2560 ms. (156 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2538 ms. (157 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2633 ms. (151 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2534 ms. (157 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2605 ms. (153 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2553 ms. (156 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2514 ms. (159 steps per ms) remains 52/52 properties
// Phase 1: matrix 716 rows 994 cols
[2025-06-04 09:34:45] [INFO ] Computed 438 invariants in 4 ms
[2025-06-04 09:34:45] [INFO ] State equation strengthened by 30 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/97 variables, 97/97 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/97 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 2 (OVERLAPS) 16/113 variables, 50/147 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/113 variables, 16/163 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/113 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 5 (OVERLAPS) 881/994 variables, 388/551 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/994 variables, 881/1432 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/994 variables, 0/1432 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 8 (OVERLAPS) 716/1710 variables, 994/2426 constraints. Problems are: Problem set: 0 solved, 52 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/1710 variables, 30/2456 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1710 variables, 0/2456 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 11 (OVERLAPS) 0/1710 variables, 0/2456 constraints. Problems are: Problem set: 0 solved, 52 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1710/1710 variables, and 2456 constraints, problems are : Problem set: 0 solved, 52 unsolved in 6679 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 994/994 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 52/52 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 52 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/97 variables, 97/97 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/97 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 2 (OVERLAPS) 16/113 variables, 50/147 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/113 variables, 16/163 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/113 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 5 (OVERLAPS) 881/994 variables, 388/551 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/994 variables, 881/1432 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/994 variables, 0/1432 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 8 (OVERLAPS) 716/1710 variables, 994/2426 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1710 variables, 30/2456 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1710 variables, 52/2508 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1710 variables, 0/2508 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 12 (OVERLAPS) 0/1710 variables, 0/2508 constraints. Problems are: Problem set: 0 solved, 52 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1710/1710 variables, and 2508 constraints, problems are : Problem set: 0 solved, 52 unsolved in 10999 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 994/994 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 52/52 constraints, Known Traps: 0/0 constraints]
After SMT, in 17707ms problems are : Problem set: 0 solved, 52 unsolved
Fused 52 Parikh solutions to 51 different solutions.
Parikh walk visited 16 properties in 21361 ms.
Support contains 67 out of 994 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 994/994 places, 716/716 transitions.
Partial Free-agglomeration rule applied 34 times.
Drop transitions (Partial Free agglomeration) removed 34 transitions
Iterating global reduction 0 with 34 rules applied. Total rules applied 34 place count 994 transition count 716
Applied a total of 34 rules in 69 ms. Remains 994 /994 variables (removed 0) and now considering 716/716 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 71 ms. Remains : 994/994 places, 716/716 transitions.
RANDOM walk for 3094740 steps (6 resets) in 65532 ms. (47 steps per ms) remains 0/36 properties
Able to resolve query QuasiLiveness after proving 557 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 236656 ms.
ITS solved all properties within timeout

BK_STOP 1749029754044

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -timeout 180 -rebuildPNML

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="ShieldPPPt-PT-040A"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="gold2024"
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 gold2024"
echo " Input is ShieldPPPt-PT-040A, 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 r210-tall-174894547900567"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPt-PT-040A.tgz
mv ShieldPPPt-PT-040A 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 ;