Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r297-tall-167873950000133.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.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 2-5348
Executing tool ltsminxred
Input is Philosophers-COL-000500, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r297-tall-167873950000133
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 532K
-rw-r--r-- 1 mcc users 9.1K Feb 25 14:00 CTLCardinality.txt
-rw-r--r-- 1 mcc users 100K Feb 25 14:00 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Feb 25 13:28 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Feb 25 13:28 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:33 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:33 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 16:33 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:33 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 25 14:59 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 136K Feb 25 14:59 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.8K Feb 25 14:24 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 77K Feb 25 14:24 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:33 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:33 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_pt
-rw-r--r-- 1 mcc users 7 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 31K Mar 5 18:23 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

here is the order used to build the result vector(from text file)
FORMULA_NAME Philosophers-COL-000500-UpperBounds-00
FORMULA_NAME Philosophers-COL-000500-UpperBounds-01
FORMULA_NAME Philosophers-COL-000500-UpperBounds-02
FORMULA_NAME Philosophers-COL-000500-UpperBounds-03
FORMULA_NAME Philosophers-COL-000500-UpperBounds-04
FORMULA_NAME Philosophers-COL-000500-UpperBounds-05
FORMULA_NAME Philosophers-COL-000500-UpperBounds-06
FORMULA_NAME Philosophers-COL-000500-UpperBounds-07
FORMULA_NAME Philosophers-COL-000500-UpperBounds-08
FORMULA_NAME Philosophers-COL-000500-UpperBounds-09
FORMULA_NAME Philosophers-COL-000500-UpperBounds-10
FORMULA_NAME Philosophers-COL-000500-UpperBounds-11
FORMULA_NAME Philosophers-COL-000500-UpperBounds-12
FORMULA_NAME Philosophers-COL-000500-UpperBounds-13
FORMULA_NAME Philosophers-COL-000500-UpperBounds-14
FORMULA_NAME Philosophers-COL-000500-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1679453201251

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Philosophers-COL-000500
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-22 02:46:43] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-22 02:46:43] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 02:46:43] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2023-03-22 02:46:43] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-22 02:46:44] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 749 ms
[2023-03-22 02:46:44] [INFO ] Imported 5 HL places and 5 HL transitions for a total of 2500 PT places and 2500.0 transition bindings in 20 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 6 ms.
[2023-03-22 02:46:44] [INFO ] Built PT skeleton of HLPN with 5 places and 5 transitions 15 arcs in 4 ms.
[2023-03-22 02:46:44] [INFO ] Skeletonized 16 HLPN properties in 0 ms.
// Phase 1: matrix 5 rows 5 cols
[2023-03-22 02:46:44] [INFO ] Computed 2 place invariants in 6 ms
FORMULA Philosophers-COL-000500-UpperBounds-14 500 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Philosophers-COL-000500-UpperBounds-13 500 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Philosophers-COL-000500-UpperBounds-11 500 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Philosophers-COL-000500-UpperBounds-10 500 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Philosophers-COL-000500-UpperBounds-09 500 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Philosophers-COL-000500-UpperBounds-05 500 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Philosophers-COL-000500-UpperBounds-04 500 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Philosophers-COL-000500-UpperBounds-03 500 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Philosophers-COL-000500-UpperBounds-02 500 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
[2023-03-22 02:46:44] [INFO ] Invariant cache hit.
[2023-03-22 02:46:44] [INFO ] [Real]Absence check using 2 positive place invariants in 5 ms returned sat
[2023-03-22 02:46:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:46:44] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2023-03-22 02:46:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:46:44] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-22 02:46:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:46:44] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2023-03-22 02:46:44] [INFO ] Computed and/alt/rep : 3/4/3 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-22 02:46:44] [INFO ] Added : 0 causal constraints over 0 iterations in 11 ms. Result :sat
Minimization took 7 ms.
[2023-03-22 02:46:44] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-22 02:46:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:46:44] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2023-03-22 02:46:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:46:44] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-22 02:46:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:46:44] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-03-22 02:46:44] [INFO ] Computed and/alt/rep : 3/4/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-22 02:46:44] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 3 ms.
[2023-03-22 02:46:44] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-22 02:46:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:46:44] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-03-22 02:46:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:46:44] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-22 02:46:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:46:44] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2023-03-22 02:46:44] [INFO ] Computed and/alt/rep : 3/4/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-22 02:46:44] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 3 ms.
[2023-03-22 02:46:44] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-22 02:46:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:46:44] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-03-22 02:46:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:46:44] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-22 02:46:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:46:44] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-03-22 02:46:44] [INFO ] Computed and/alt/rep : 3/4/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-22 02:46:44] [INFO ] Added : 0 causal constraints over 0 iterations in 5 ms. Result :sat
Minimization took 2 ms.
[2023-03-22 02:46:44] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-22 02:46:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:46:44] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-03-22 02:46:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:46:44] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-22 02:46:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:46:44] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-03-22 02:46:44] [INFO ] Computed and/alt/rep : 3/4/3 causal constraints (skipped 0 transitions) in 0 ms.
[2023-03-22 02:46:44] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Minimization took 4 ms.
[2023-03-22 02:46:44] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-22 02:46:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:46:44] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2023-03-22 02:46:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:46:44] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2023-03-22 02:46:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:46:44] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-03-22 02:46:44] [INFO ] Computed and/alt/rep : 3/4/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-22 02:46:44] [INFO ] Added : 1 causal constraints over 1 iterations in 8 ms. Result :sat
Minimization took 2 ms.
[2023-03-22 02:46:44] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-22 02:46:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:46:44] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2023-03-22 02:46:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:46:44] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-22 02:46:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:46:44] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-03-22 02:46:44] [INFO ] Computed and/alt/rep : 3/4/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-22 02:46:44] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 3 ms.
Current structural bounds on expressions (after SMT) : [500, 250, 250, 500, 500, 250, 250]
Arc [1:1*[(MOD (ADD (MOD (MINUS $x 1) 500) 500) 500)]] contains successor/predecessor on variables of sort Philo
[2023-03-22 02:46:44] [INFO ] Unfolded HLPN to a Petri net with 2500 places and 2500 transitions 8000 arcs in 62 ms.
[2023-03-22 02:46:44] [INFO ] Unfolded 7 HLPN properties in 1 ms.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1570 ms. (steps per millisecond=6 ) properties (out of 7) seen :980
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 264 ms. (steps per millisecond=37 ) properties (out of 7) seen :12
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 260 ms. (steps per millisecond=38 ) properties (out of 7) seen :11
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 258 ms. (steps per millisecond=38 ) properties (out of 7) seen :11
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 254 ms. (steps per millisecond=39 ) properties (out of 7) seen :12
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 256 ms. (steps per millisecond=39 ) properties (out of 7) seen :12
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 254 ms. (steps per millisecond=39 ) properties (out of 7) seen :11
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 253 ms. (steps per millisecond=39 ) properties (out of 7) seen :11
// Phase 1: matrix 2500 rows 2500 cols
[2023-03-22 02:46:48] [INFO ] Computed 1000 place invariants in 33 ms
[2023-03-22 02:46:48] [INFO ] [Real]Absence check using 1000 positive place invariants in 290 ms returned sat
[2023-03-22 02:46:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:46:50] [INFO ] [Real]Absence check using state equation in 1105 ms returned sat
[2023-03-22 02:46:50] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:46:50] [INFO ] [Nat]Absence check using 1000 positive place invariants in 280 ms returned sat
[2023-03-22 02:46:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:46:51] [INFO ] [Nat]Absence check using state equation in 1114 ms returned sat
[2023-03-22 02:46:52] [INFO ] Computed and/alt/rep : 1500/2000/1500 causal constraints (skipped 0 transitions) in 143 ms.
[2023-03-22 02:46:53] [INFO ] Added : 55 causal constraints over 11 iterations in 1676 ms. Result :sat
Minimization took 415 ms.
[2023-03-22 02:46:54] [INFO ] [Real]Absence check using 1000 positive place invariants in 262 ms returned sat
[2023-03-22 02:46:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:46:55] [INFO ] [Real]Absence check using state equation in 1169 ms returned sat
[2023-03-22 02:46:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:46:56] [INFO ] [Nat]Absence check using 1000 positive place invariants in 255 ms returned sat
[2023-03-22 02:46:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:46:57] [INFO ] [Nat]Absence check using state equation in 1160 ms returned sat
[2023-03-22 02:46:57] [INFO ] Computed and/alt/rep : 1500/2000/1500 causal constraints (skipped 0 transitions) in 136 ms.
[2023-03-22 02:46:59] [INFO ] Added : 78 causal constraints over 16 iterations in 2053 ms. Result :sat
Minimization took 653 ms.
[2023-03-22 02:47:00] [INFO ] [Real]Absence check using 1000 positive place invariants in 240 ms returned sat
[2023-03-22 02:47:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:47:02] [INFO ] [Real]Absence check using state equation in 1142 ms returned sat
[2023-03-22 02:47:02] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:47:02] [INFO ] [Nat]Absence check using 1000 positive place invariants in 239 ms returned sat
[2023-03-22 02:47:02] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:47:03] [INFO ] [Nat]Absence check using state equation in 1098 ms returned sat
[2023-03-22 02:47:04] [INFO ] Computed and/alt/rep : 1500/2000/1500 causal constraints (skipped 0 transitions) in 145 ms.
[2023-03-22 02:47:06] [INFO ] Added : 78 causal constraints over 16 iterations in 2126 ms. Result :sat
Minimization took 651 ms.
[2023-03-22 02:47:07] [INFO ] [Real]Absence check using 1000 positive place invariants in 282 ms returned sat
[2023-03-22 02:47:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:47:08] [INFO ] [Real]Absence check using state equation in 1078 ms returned sat
[2023-03-22 02:47:08] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:47:09] [INFO ] [Nat]Absence check using 1000 positive place invariants in 289 ms returned sat
[2023-03-22 02:47:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:47:10] [INFO ] [Nat]Absence check using state equation in 1170 ms returned sat
[2023-03-22 02:47:10] [INFO ] Computed and/alt/rep : 1500/2000/1500 causal constraints (skipped 0 transitions) in 129 ms.
[2023-03-22 02:47:11] [INFO ] Added : 55 causal constraints over 11 iterations in 1501 ms. Result :sat
Minimization took 389 ms.
[2023-03-22 02:47:12] [INFO ] [Real]Absence check using 1000 positive place invariants in 284 ms returned sat
[2023-03-22 02:47:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:47:14] [INFO ] [Real]Absence check using state equation in 1147 ms returned sat
[2023-03-22 02:47:14] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:47:14] [INFO ] [Nat]Absence check using 1000 positive place invariants in 297 ms returned sat
[2023-03-22 02:47:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:47:15] [INFO ] [Nat]Absence check using state equation in 1133 ms returned sat
[2023-03-22 02:47:15] [INFO ] Computed and/alt/rep : 1500/2000/1500 causal constraints (skipped 0 transitions) in 134 ms.
[2023-03-22 02:47:17] [INFO ] Added : 55 causal constraints over 11 iterations in 1602 ms. Result :sat
Minimization took 415 ms.
[2023-03-22 02:47:18] [INFO ] [Real]Absence check using 1000 positive place invariants in 242 ms returned sat
[2023-03-22 02:47:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:47:19] [INFO ] [Real]Absence check using state equation in 1131 ms returned sat
[2023-03-22 02:47:19] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:47:20] [INFO ] [Nat]Absence check using 1000 positive place invariants in 249 ms returned sat
[2023-03-22 02:47:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:47:21] [INFO ] [Nat]Absence check using state equation in 1150 ms returned sat
[2023-03-22 02:47:21] [INFO ] Computed and/alt/rep : 1500/2000/1500 causal constraints (skipped 0 transitions) in 135 ms.
[2023-03-22 02:47:23] [INFO ] Added : 78 causal constraints over 16 iterations in 2084 ms. Result :sat
Minimization took 670 ms.
[2023-03-22 02:47:24] [INFO ] [Real]Absence check using 1000 positive place invariants in 248 ms returned sat
[2023-03-22 02:47:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:47:25] [INFO ] [Real]Absence check using state equation in 1093 ms returned sat
[2023-03-22 02:47:26] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:47:26] [INFO ] [Nat]Absence check using 1000 positive place invariants in 244 ms returned sat
[2023-03-22 02:47:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:47:27] [INFO ] [Nat]Absence check using state equation in 1150 ms returned sat
[2023-03-22 02:47:27] [INFO ] Computed and/alt/rep : 1500/2000/1500 causal constraints (skipped 0 transitions) in 137 ms.
[2023-03-22 02:47:29] [INFO ] Added : 78 causal constraints over 16 iterations in 2103 ms. Result :sat
Minimization took 634 ms.
Current structural bounds on expressions (after SMT) : [500, 250, 250, 500, 500, 250, 250] Max seen :[224, 77, 77, 224, 224, 77, 77]
FORMULA Philosophers-COL-000500-UpperBounds-08 500 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Philosophers-COL-000500-UpperBounds-07 500 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Philosophers-COL-000500-UpperBounds-00 500 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Support contains 500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Free-agglomeration rule (complex) applied 1000 times.
Iterating global reduction 0 with 1000 rules applied. Total rules applied 1000 place count 2500 transition count 1500
Reduce places removed 1000 places and 0 transitions.
Ensure Unique test removed 500 transitions
Reduce isomorphic transitions removed 500 transitions.
Iterating post reduction 0 with 1500 rules applied. Total rules applied 2500 place count 1500 transition count 1000
Applied a total of 2500 rules in 544 ms. Remains 1500 /2500 variables (removed 1000) and now considering 1000/2500 (removed 1500) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 545 ms. Remains : 1500/2500 places, 1000/2500 transitions.
// Phase 1: matrix 1000 rows 1500 cols
[2023-03-22 02:48:22] [INFO ] Computed 1000 place invariants in 6 ms
Finished random walk after 227269 steps, including 0 resets, run visited all 4 properties in 30001 ms. (steps per millisecond=7 )
Finished Best-First random walk after 173498 steps, including 0 resets, run visited all 4 properties in 5001 ms. (steps per millisecond=34 )
Finished Best-First random walk after 170275 steps, including 0 resets, run visited all 4 properties in 5004 ms. (steps per millisecond=34 )
Finished Best-First random walk after 178720 steps, including 0 resets, run visited all 4 properties in 5006 ms. (steps per millisecond=35 )
Finished Best-First random walk after 178734 steps, including 0 resets, run visited all 4 properties in 5003 ms. (steps per millisecond=35 )
[2023-03-22 02:49:12] [INFO ] Invariant cache hit.
[2023-03-22 02:49:12] [INFO ] [Real]Absence check using 1000 positive place invariants in 278 ms returned sat
[2023-03-22 02:49:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:49:13] [INFO ] [Real]Absence check using state equation in 532 ms returned sat
[2023-03-22 02:49:13] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:49:13] [INFO ] [Nat]Absence check using 1000 positive place invariants in 283 ms returned sat
[2023-03-22 02:49:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:49:14] [INFO ] [Nat]Absence check using state equation in 556 ms returned sat
[2023-03-22 02:49:14] [INFO ] Computed and/alt/rep : 500/500/500 causal constraints (skipped 0 transitions) in 51 ms.
[2023-03-22 02:49:14] [INFO ] Added : 0 causal constraints over 0 iterations in 147 ms. Result :sat
Minimization took 247 ms.
[2023-03-22 02:49:15] [INFO ] [Real]Absence check using 1000 positive place invariants in 276 ms returned sat
[2023-03-22 02:49:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:49:15] [INFO ] [Real]Absence check using state equation in 545 ms returned sat
[2023-03-22 02:49:15] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:49:16] [INFO ] [Nat]Absence check using 1000 positive place invariants in 290 ms returned sat
[2023-03-22 02:49:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:49:16] [INFO ] [Nat]Absence check using state equation in 537 ms returned sat
[2023-03-22 02:49:16] [INFO ] Computed and/alt/rep : 500/500/500 causal constraints (skipped 0 transitions) in 56 ms.
[2023-03-22 02:49:17] [INFO ] Added : 0 causal constraints over 0 iterations in 148 ms. Result :sat
Minimization took 233 ms.
[2023-03-22 02:49:17] [INFO ] [Real]Absence check using 1000 positive place invariants in 279 ms returned sat
[2023-03-22 02:49:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:49:18] [INFO ] [Real]Absence check using state equation in 548 ms returned sat
[2023-03-22 02:49:18] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:49:18] [INFO ] [Nat]Absence check using 1000 positive place invariants in 280 ms returned sat
[2023-03-22 02:49:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:49:19] [INFO ] [Nat]Absence check using state equation in 544 ms returned sat
[2023-03-22 02:49:19] [INFO ] Computed and/alt/rep : 500/500/500 causal constraints (skipped 0 transitions) in 50 ms.
[2023-03-22 02:49:19] [INFO ] Added : 0 causal constraints over 0 iterations in 150 ms. Result :sat
Minimization took 239 ms.
[2023-03-22 02:49:20] [INFO ] [Real]Absence check using 1000 positive place invariants in 284 ms returned sat
[2023-03-22 02:49:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:49:20] [INFO ] [Real]Absence check using state equation in 532 ms returned sat
[2023-03-22 02:49:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:49:21] [INFO ] [Nat]Absence check using 1000 positive place invariants in 271 ms returned sat
[2023-03-22 02:49:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:49:21] [INFO ] [Nat]Absence check using state equation in 539 ms returned sat
[2023-03-22 02:49:21] [INFO ] Computed and/alt/rep : 500/500/500 causal constraints (skipped 0 transitions) in 52 ms.
[2023-03-22 02:49:22] [INFO ] Added : 0 causal constraints over 0 iterations in 145 ms. Result :sat
Minimization took 239 ms.
Current structural bounds on expressions (after SMT) : [250, 250, 250, 250] Max seen :[245, 245, 245, 245]
FORMULA Philosophers-COL-000500-UpperBounds-15 250 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Philosophers-COL-000500-UpperBounds-12 250 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Philosophers-COL-000500-UpperBounds-06 250 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Philosophers-COL-000500-UpperBounds-01 250 TECHNIQUES TOPOLOGICAL PARIKH_WALK
All properties solved without resorting to model-checking.
Total runtime 161477 ms.
ITS solved all properties within timeout

BK_STOP 1679453365631

--------------------
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_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -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="Philosophers-COL-000500"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="ltsminxred"
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 2-5348"
echo " Executing tool ltsminxred"
echo " Input is Philosophers-COL-000500, 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 r297-tall-167873950000133"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-COL-000500.tgz
mv Philosophers-COL-000500 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.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -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 ;