Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r254-tall-174931340300637.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 ZombiesAndSurvivors-PT-Kneser350703060060, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r254-tall-174931340300637
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 604K
-rw-r--r-- 1 mcc users 8.7K Jun 6 09:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K Jun 6 09:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.1K Jun 6 09:13 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K Jun 6 09:13 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.1K Jun 6 12:25 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Jun 6 12:25 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.6K Jun 6 12:25 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K Jun 6 12:25 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 5 20:08 NewModel
-rw-r--r-- 1 mcc users 9.4K Jun 6 09:15 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 71K Jun 6 09:15 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 17K Jun 6 09:15 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 107K Jun 6 09:15 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K Jun 6 12:25 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.2K Jun 6 12:25 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 equiv_col
-rw-r--r-- 1 mcc users 19 Jun 5 20:08 instance
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 iscolored
-rw-r--r-- 1 mcc users 142K Jun 5 20:08 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of positive values
NUM_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-00
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-01
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-02
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-03
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-04
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-05
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-06
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-07
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-08
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-09
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-10
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-11
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-12
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-13
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-14
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1749429436215

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ZombiesAndSurvivors-PT-Kneser350703060060
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-06-09 00:37:17] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-09 00:37:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-09 00:37:17] [INFO ] Load time of PNML (sax parser for PT used): 68 ms
[2025-06-09 00:37:17] [INFO ] Transformed 70 places.
[2025-06-09 00:37:17] [INFO ] Transformed 350 transitions.
[2025-06-09 00:37:17] [INFO ] Parsed PT model containing 70 places and 350 transitions and 770 arcs in 154 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 6 ms.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 350 rows 70 cols
[2025-06-09 00:37:17] [INFO ] Computed 0 invariants in 14 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 10021 steps (2 resets) in 12 ms. (770 steps per ms)
BEST_FIRST walk for 160016 steps (32 resets) in 131 ms. (1212 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[6, 7, 59, 60, 60, 60, 69, 60, 60, 60, 58, 60, 60, 59, 59, 63] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2025-06-09 00:37:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:18] [INFO ] [Real]Absence check using state equation in 99 ms returned sat
[2025-06-09 00:37:18] [INFO ] State equation strengthened by 68 read => feed constraints.
[2025-06-09 00:37:18] [INFO ] [Real]Added 68 Read/Feed constraints in 17 ms returned sat
[2025-06-09 00:37:18] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:18] [INFO ] [Nat]Absence check using state equation in 61 ms returned sat
[2025-06-09 00:37:18] [INFO ] [Nat]Added 68 Read/Feed constraints in 29 ms returned sat
[2025-06-09 00:37:18] [INFO ] Computed and/alt/rep : 342/1802/342 causal constraints (skipped 0 transitions) in 34 ms.
[2025-06-09 00:37:18] [INFO ] Added : 71 causal constraints over 18 iterations in 481 ms. Result :sat
Minimization took 148 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:19] [INFO ] [Real]Absence check using state equation in 51 ms returned sat
[2025-06-09 00:37:19] [INFO ] [Real]Added 68 Read/Feed constraints in 13 ms returned sat
[2025-06-09 00:37:19] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:19] [INFO ] [Nat]Absence check using state equation in 54 ms returned sat
[2025-06-09 00:37:19] [INFO ] [Nat]Added 68 Read/Feed constraints in 13 ms returned sat
[2025-06-09 00:37:19] [INFO ] Computed and/alt/rep : 342/1802/342 causal constraints (skipped 0 transitions) in 29 ms.
[2025-06-09 00:37:19] [INFO ] Added : 31 causal constraints over 8 iterations in 241 ms. Result :sat
Minimization took 144 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:19] [INFO ] [Real]Absence check using state equation in 52 ms returned sat
[2025-06-09 00:37:19] [INFO ] [Real]Added 68 Read/Feed constraints in 21 ms returned sat
[2025-06-09 00:37:19] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:19] [INFO ] [Nat]Absence check using state equation in 51 ms returned sat
[2025-06-09 00:37:19] [INFO ] [Nat]Added 68 Read/Feed constraints in 15 ms returned sat
[2025-06-09 00:37:19] [INFO ] Computed and/alt/rep : 342/1802/342 causal constraints (skipped 0 transitions) in 18 ms.
[2025-06-09 00:37:20] [INFO ] Added : 96 causal constraints over 25 iterations in 592 ms. Result :sat
Minimization took 155 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:20] [INFO ] [Real]Absence check using state equation in 54 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:20] [INFO ] [Real]Absence check using state equation in 53 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:20] [INFO ] [Real]Absence check using state equation in 54 ms returned sat
[2025-06-09 00:37:20] [INFO ] [Real]Added 68 Read/Feed constraints in 22 ms returned sat
[2025-06-09 00:37:20] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:20] [INFO ] [Nat]Absence check using state equation in 52 ms returned sat
[2025-06-09 00:37:20] [INFO ] [Nat]Added 68 Read/Feed constraints in 44 ms returned sat
[2025-06-09 00:37:20] [INFO ] Computed and/alt/rep : 342/1802/342 causal constraints (skipped 0 transitions) in 22 ms.
[2025-06-09 00:37:21] [INFO ] Added : 59 causal constraints over 15 iterations in 325 ms. Result :sat
Minimization took 124 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:21] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2025-06-09 00:37:21] [INFO ] [Real]Added 68 Read/Feed constraints in 27 ms returned sat
[2025-06-09 00:37:21] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:21] [INFO ] [Nat]Absence check using state equation in 43 ms returned sat
[2025-06-09 00:37:21] [INFO ] [Nat]Added 68 Read/Feed constraints in 36 ms returned sat
[2025-06-09 00:37:21] [INFO ] Computed and/alt/rep : 342/1802/342 causal constraints (skipped 0 transitions) in 25 ms.
[2025-06-09 00:37:22] [INFO ] Added : 142 causal constraints over 29 iterations in 726 ms. Result :sat
Minimization took 209 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:22] [INFO ] [Real]Absence check using state equation in 42 ms returned sat
[2025-06-09 00:37:22] [INFO ] [Real]Added 68 Read/Feed constraints in 22 ms returned sat
[2025-06-09 00:37:22] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:22] [INFO ] [Nat]Absence check using state equation in 48 ms returned sat
[2025-06-09 00:37:22] [INFO ] [Nat]Added 68 Read/Feed constraints in 51 ms returned sat
[2025-06-09 00:37:22] [INFO ] Computed and/alt/rep : 342/1802/342 causal constraints (skipped 0 transitions) in 19 ms.
[2025-06-09 00:37:23] [INFO ] Added : 32 causal constraints over 8 iterations in 226 ms. Result :sat
Minimization took 140 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:23] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2025-06-09 00:37:23] [INFO ] [Real]Added 68 Read/Feed constraints in 31 ms returned sat
[2025-06-09 00:37:23] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:23] [INFO ] [Nat]Absence check using state equation in 40 ms returned sat
[2025-06-09 00:37:23] [INFO ] [Nat]Added 68 Read/Feed constraints in 28 ms returned sat
[2025-06-09 00:37:23] [INFO ] Computed and/alt/rep : 342/1802/342 causal constraints (skipped 0 transitions) in 15 ms.
[2025-06-09 00:37:23] [INFO ] Added : 19 causal constraints over 4 iterations in 154 ms. Result :sat
Minimization took 125 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:23] [INFO ] [Real]Absence check using state equation in 48 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:23] [INFO ] [Real]Absence check using state equation in 55 ms returned sat
[2025-06-09 00:37:24] [INFO ] [Real]Added 68 Read/Feed constraints in 41 ms returned sat
[2025-06-09 00:37:24] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:24] [INFO ] [Nat]Absence check using state equation in 47 ms returned sat
[2025-06-09 00:37:24] [INFO ] [Nat]Added 68 Read/Feed constraints in 57 ms returned sat
[2025-06-09 00:37:24] [INFO ] Computed and/alt/rep : 342/1802/342 causal constraints (skipped 0 transitions) in 18 ms.
[2025-06-09 00:37:25] [INFO ] Added : 144 causal constraints over 44 iterations in 1366 ms. Result :sat
Minimization took 205 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:25] [INFO ] [Real]Absence check using state equation in 72 ms returned sat
[2025-06-09 00:37:25] [INFO ] [Real]Added 68 Read/Feed constraints in 26 ms returned sat
[2025-06-09 00:37:25] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:25] [INFO ] [Nat]Absence check using state equation in 55 ms returned sat
[2025-06-09 00:37:26] [INFO ] [Nat]Added 68 Read/Feed constraints in 33 ms returned sat
[2025-06-09 00:37:26] [INFO ] Computed and/alt/rep : 342/1802/342 causal constraints (skipped 0 transitions) in 16 ms.
[2025-06-09 00:37:26] [INFO ] Added : 19 causal constraints over 5 iterations in 200 ms. Result :sat
Minimization took 130 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:26] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2025-06-09 00:37:26] [INFO ] [Real]Added 68 Read/Feed constraints in 19 ms returned sat
[2025-06-09 00:37:26] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:26] [INFO ] [Nat]Absence check using state equation in 45 ms returned sat
[2025-06-09 00:37:26] [INFO ] [Nat]Added 68 Read/Feed constraints in 51 ms returned sat
[2025-06-09 00:37:26] [INFO ] Computed and/alt/rep : 342/1802/342 causal constraints (skipped 0 transitions) in 17 ms.
[2025-06-09 00:37:26] [INFO ] Added : 56 causal constraints over 13 iterations in 359 ms. Result :sat
Minimization took 147 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:27] [INFO ] [Real]Absence check using state equation in 50 ms returned sat
[2025-06-09 00:37:27] [INFO ] [Real]Added 68 Read/Feed constraints in 29 ms returned sat
[2025-06-09 00:37:27] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:27] [INFO ] [Nat]Absence check using state equation in 45 ms returned sat
[2025-06-09 00:37:27] [INFO ] [Nat]Added 68 Read/Feed constraints in 20 ms returned sat
[2025-06-09 00:37:27] [INFO ] Computed and/alt/rep : 342/1802/342 causal constraints (skipped 0 transitions) in 19 ms.
[2025-06-09 00:37:27] [INFO ] Added : 18 causal constraints over 4 iterations in 113 ms. Result :sat
Minimization took 122 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:27] [INFO ] [Real]Absence check using state equation in 46 ms returned sat
[2025-06-09 00:37:27] [INFO ] [Real]Added 68 Read/Feed constraints in 11 ms returned sat
[2025-06-09 00:37:27] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:27] [INFO ] [Nat]Absence check using state equation in 44 ms returned sat
[2025-06-09 00:37:27] [INFO ] [Nat]Added 68 Read/Feed constraints in 11 ms returned sat
[2025-06-09 00:37:27] [INFO ] Computed and/alt/rep : 342/1802/342 causal constraints (skipped 0 transitions) in 20 ms.
[2025-06-09 00:37:27] [INFO ] Added : 23 causal constraints over 6 iterations in 127 ms. Result :sat
Minimization took 87 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:28] [INFO ] [Real]Absence check using state equation in 46 ms returned sat
[2025-06-09 00:37:28] [INFO ] [Real]Added 68 Read/Feed constraints in 24 ms returned sat
[2025-06-09 00:37:28] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-09 00:37:28] [INFO ] [Nat]Absence check using state equation in 45 ms returned sat
[2025-06-09 00:37:28] [INFO ] [Nat]Added 68 Read/Feed constraints in 34 ms returned sat
[2025-06-09 00:37:28] [INFO ] Computed and/alt/rep : 342/1802/342 causal constraints (skipped 0 transitions) in 19 ms.
[2025-06-09 00:37:28] [INFO ] Added : 59 causal constraints over 14 iterations in 353 ms. Result :sat
Minimization took 119 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[6, 7, 59, 60, 60, 60, 69, 60, 60, 60, 58, 60, 60, 59, 59, 63] Max Struct:[+inf, +inf, +inf, 60, 60, +inf, +inf, +inf, +inf, 60, +inf, +inf, +inf, +inf, +inf, +inf]
FORMULA ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-09 60 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-04 60 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-03 60 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[117, 115, 115, 114, 115, 118, 119, 117, 120, 116, 119, 60, 117] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 13 out of 70 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 70/70 places, 350/350 transitions.
Graph (trivial) has 196 edges and 70 vertex of which 57 / 70 are part of one of the 2 SCC in 1 ms
Free SCC test removed 55 places
Drop transitions (Empty/Sink Transition effects.) removed 196 transitions
Ensure Unique test removed 80 transitions
Reduce isomorphic transitions removed 276 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 21 transitions
Redundant transition composition rules discarded 21 transitions
Iterating global reduction 0 with 21 rules applied. Total rules applied 22 place count 15 transition count 53
Applied a total of 22 rules in 22 ms. Remains 15 /70 variables (removed 55) and now considering 53/350 (removed 297) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 15/70 places, 53/350 transitions.
[2025-06-09 00:37:30] [INFO ] Flow matrix only has 52 transitions (discarded 1 similar events)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
[2025-06-09 00:37:30] [INFO ] Flow matrix only has 52 transitions (discarded 1 similar events)
// Phase 1: matrix 52 rows 15 cols
[2025-06-09 00:37:30] [INFO ] Computed 0 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[117, 115, 115, 114, 115, 118, 119, 117, 120, 116, 119, 60, 117] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000050 steps (2 resets) in 96 ms. (10309 steps per ms)
BEST_FIRST walk for 13000009 steps (26 resets) in 2694 ms. (4823 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[120, 120, 120, 120, 120, 120, 120, 120, 120, 120, 120, 60, 120] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2025-06-09 00:37:33] [INFO ] Flow matrix only has 52 transitions (discarded 1 similar events)
[2025-06-09 00:37:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-09 00:37:33] [INFO ] [Real]Absence check using state equation in 10 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-09 00:37:33] [INFO ] [Real]Absence check using state equation in 9 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-09 00:37:33] [INFO ] [Real]Absence check using state equation in 10 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-09 00:37:33] [INFO ] [Real]Absence check using state equation in 9 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-09 00:37:33] [INFO ] [Real]Absence check using state equation in 7 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-09 00:37:33] [INFO ] [Real]Absence check using state equation in 10 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-09 00:37:33] [INFO ] [Real]Absence check using state equation in 10 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-09 00:37:33] [INFO ] [Real]Absence check using state equation in 9 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-09 00:37:33] [INFO ] [Real]Absence check using state equation in 9 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-09 00:37:33] [INFO ] [Real]Absence check using state equation in 10 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-09 00:37:33] [INFO ] [Real]Absence check using state equation in 8 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-09 00:37:33] [INFO ] [Real]Absence check using state equation in 11 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-09 00:37:33] [INFO ] [Real]Absence check using state equation in 11 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[120, 120, 120, 120, 120, 120, 120, 120, 120, 120, 120, 60, 120] Max Struct:[120, 120, 120, 120, 120, 120, 120, 120, 120, 120, 120, 60, 120]
FORMULA ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-15 120 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-14 60 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-13 120 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-12 120 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-11 120 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-10 120 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-08 120 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-07 120 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-06 120 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-05 120 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-02 120 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-01 120 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA ZombiesAndSurvivors-PT-Kneser350703060060-UpperBounds-00 120 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2025-06-09 00:37:33] [INFO ] Flatten gal took : 21 ms
[2025-06-09 00:37:33] [INFO ] Flatten gal took : 6 ms
[2025-06-09 00:37:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11385296107482351501.gal : 4 ms
[2025-06-09 00:37:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18194689601649129929.prop : 1 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/ReachabilityCardinality11385296107482351501.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18194689601649129929.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.

ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 16325 ms.

BK_STOP 1749429453782

--------------------
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
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="ZombiesAndSurvivors-PT-Kneser350703060060"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is ZombiesAndSurvivors-PT-Kneser350703060060, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r254-tall-174931340300637"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ZombiesAndSurvivors-PT-Kneser350703060060.tgz
mv ZombiesAndSurvivors-PT-Kneser350703060060 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;