fond
Model Checking Contest 2024
14th edition, Geneva, Switzerland, June 25, 2024
Execution of r571-tall-171734910000010
Last Updated
July 7, 2024

About the Execution of 2023-gold for CO4-PT-02

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
854.808 63735.00 162396.00 904.80 TFFTTTFFTFFFTFTT normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r571-tall-171734910000010.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5568
Executing tool gold2023
Input is CO4-PT-02, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r571-tall-171734910000010
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 548K
-rw-r--r-- 1 mcc users 6.7K Jun 2 17:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K Jun 2 17:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Jun 2 17:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 63K Jun 2 17:16 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.3K Jun 2 17:12 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Jun 2 17:12 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Jun 2 17:12 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Jun 2 17:12 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 2 16:33 NewModel
-rw-r--r-- 1 mcc users 11K Jun 2 17:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 116K Jun 2 17:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Jun 2 17:16 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 102K Jun 2 17:16 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Jun 2 17:12 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Jun 2 17:12 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 2 16:33 equiv_col
-rw-r--r-- 1 mcc users 3 Jun 2 16:33 instance
-rw-r--r-- 1 mcc users 6 Jun 2 16:33 iscolored
-rw-r--r-- 1 mcc users 74K Jun 2 16:33 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME CO4-PT-02-ReachabilityFireability-2024-00
FORMULA_NAME CO4-PT-02-ReachabilityFireability-2024-01
FORMULA_NAME CO4-PT-02-ReachabilityFireability-2024-02
FORMULA_NAME CO4-PT-02-ReachabilityFireability-2024-03
FORMULA_NAME CO4-PT-02-ReachabilityFireability-2024-04
FORMULA_NAME CO4-PT-02-ReachabilityFireability-2024-05
FORMULA_NAME CO4-PT-02-ReachabilityFireability-2024-06
FORMULA_NAME CO4-PT-02-ReachabilityFireability-2024-07
FORMULA_NAME CO4-PT-02-ReachabilityFireability-2024-08
FORMULA_NAME CO4-PT-02-ReachabilityFireability-2024-09
FORMULA_NAME CO4-PT-02-ReachabilityFireability-2024-10
FORMULA_NAME CO4-PT-02-ReachabilityFireability-2024-11
FORMULA_NAME CO4-PT-02-ReachabilityFireability-2024-12
FORMULA_NAME CO4-PT-02-ReachabilityFireability-2024-13
FORMULA_NAME CO4-PT-02-ReachabilityFireability-2024-14
FORMULA_NAME CO4-PT-02-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1717368556280

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=gold2023
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CO4-PT-02
Applying reductions before tool lola
Invoking reducer
Running Version 202304061127
[2024-06-02 22:49:18] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2024-06-02 22:49:18] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-02 22:49:18] [INFO ] Load time of PNML (sax parser for PT used): 55 ms
[2024-06-02 22:49:18] [INFO ] Transformed 97 places.
[2024-06-02 22:49:18] [INFO ] Transformed 299 transitions.
[2024-06-02 22:49:18] [INFO ] Found NUPN structural information;
[2024-06-02 22:49:18] [INFO ] Parsed PT model containing 97 places and 299 transitions and 1113 arcs in 135 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 14 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Ensure Unique test removed 59 transitions
Reduce redundant transitions removed 59 transitions.
FORMULA CO4-PT-02-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CO4-PT-02-ReachabilityFireability-2024-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 2 resets, run finished after 414 ms. (steps per millisecond=24 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 14) seen :2
FORMULA CO4-PT-02-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CO4-PT-02-ReachabilityFireability-2024-00 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 12) seen :1
FORMULA CO4-PT-02-ReachabilityFireability-2024-13 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Running SMT prover for 11 properties.
[2024-06-02 22:49:19] [INFO ] Flow matrix only has 164 transitions (discarded 76 similar events)
// Phase 1: matrix 164 rows 97 cols
[2024-06-02 22:49:19] [INFO ] Computed 12 invariants in 13 ms
[2024-06-02 22:49:19] [INFO ] After 184ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:11
[2024-06-02 22:49:19] [INFO ] [Nat]Absence check using 10 positive place invariants in 106 ms returned sat
[2024-06-02 22:49:19] [INFO ] [Nat]Absence check using 10 positive and 2 generalized place invariants in 0 ms returned sat
[2024-06-02 22:49:20] [INFO ] After 162ms SMT Verify possible using state equation in natural domain returned unsat :9 sat :2
[2024-06-02 22:49:20] [INFO ] State equation strengthened by 43 read => feed constraints.
[2024-06-02 22:49:20] [INFO ] After 56ms SMT Verify possible using 43 Read/Feed constraints in natural domain returned unsat :9 sat :2
[2024-06-02 22:49:20] [INFO ] After 125ms SMT Verify possible using trap constraints in natural domain returned unsat :9 sat :2
Attempting to minimize the solution found.
Minimization took 48 ms.
[2024-06-02 22:49:20] [INFO ] After 561ms SMT Verify possible using all constraints in natural domain returned unsat :9 sat :2
FORMULA CO4-PT-02-ReachabilityFireability-2024-12 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CO4-PT-02-ReachabilityFireability-2024-11 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CO4-PT-02-ReachabilityFireability-2024-10 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CO4-PT-02-ReachabilityFireability-2024-09 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CO4-PT-02-ReachabilityFireability-2024-07 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CO4-PT-02-ReachabilityFireability-2024-06 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CO4-PT-02-ReachabilityFireability-2024-05 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CO4-PT-02-ReachabilityFireability-2024-02 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CO4-PT-02-ReachabilityFireability-2024-01 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 11 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 5 ms.
Support contains 33 out of 97 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 97/97 places, 240/240 transitions.
Graph (complete) has 385 edges and 97 vertex of which 96 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 96 transition count 235
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 8 place count 93 transition count 235
Discarding 27 places :
Symmetric choice reduction at 2 with 27 rule applications. Total rules 35 place count 66 transition count 172
Iterating global reduction 2 with 27 rules applied. Total rules applied 62 place count 66 transition count 172
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 2 with 16 rules applied. Total rules applied 78 place count 66 transition count 156
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 81 place count 63 transition count 147
Iterating global reduction 3 with 3 rules applied. Total rules applied 84 place count 63 transition count 147
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 86 place count 63 transition count 145
Drop transitions removed 14 transitions
Redundant transition composition rules discarded 14 transitions
Iterating global reduction 4 with 14 rules applied. Total rules applied 100 place count 63 transition count 131
Partial Free-agglomeration rule applied 6 times.
Drop transitions removed 6 transitions
Iterating global reduction 4 with 6 rules applied. Total rules applied 106 place count 63 transition count 131
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 107 place count 62 transition count 128
Iterating global reduction 4 with 1 rules applied. Total rules applied 108 place count 62 transition count 128
Applied a total of 108 rules in 37 ms. Remains 62 /97 variables (removed 35) and now considering 128/240 (removed 112) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38 ms. Remains : 62/97 places, 128/240 transitions.
Incomplete random walk after 10000 steps, including 3 resets, run finished after 84 ms. (steps per millisecond=119 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 2) seen :1
FORMULA CO4-PT-02-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2024-06-02 22:49:20] [INFO ] Flow matrix only has 94 transitions (discarded 34 similar events)
// Phase 1: matrix 94 rows 62 cols
[2024-06-02 22:49:20] [INFO ] Computed 12 invariants in 9 ms
[2024-06-02 22:49:20] [INFO ] [Real]Absence check using 0 positive and 12 generalized place invariants in 3 ms returned sat
[2024-06-02 22:49:20] [INFO ] After 63ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-06-02 22:49:20] [INFO ] [Nat]Absence check using 0 positive and 12 generalized place invariants in 2 ms returned sat
[2024-06-02 22:49:20] [INFO ] After 26ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-06-02 22:49:20] [INFO ] State equation strengthened by 30 read => feed constraints.
[2024-06-02 22:49:20] [INFO ] After 11ms SMT Verify possible using 30 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-06-02 22:49:20] [INFO ] After 21ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-06-02 22:49:20] [INFO ] After 88ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 8 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 128/128 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 62 transition count 127
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 61 transition count 127
Discarding 10 places :
Symmetric choice reduction at 2 with 10 rule applications. Total rules 12 place count 51 transition count 99
Iterating global reduction 2 with 10 rules applied. Total rules applied 22 place count 51 transition count 99
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 27 place count 51 transition count 94
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 29 place count 49 transition count 88
Iterating global reduction 3 with 2 rules applied. Total rules applied 31 place count 49 transition count 88
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 33 place count 49 transition count 86
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 4 with 10 rules applied. Total rules applied 43 place count 44 transition count 81
Drop transitions removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 4 with 8 rules applied. Total rules applied 51 place count 44 transition count 73
Drop transitions removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 5 with 7 rules applied. Total rules applied 58 place count 44 transition count 66
Free-agglomeration rule applied 1 times.
Iterating global reduction 5 with 1 rules applied. Total rules applied 59 place count 44 transition count 65
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 60 place count 43 transition count 65
Applied a total of 60 rules in 23 ms. Remains 43 /62 variables (removed 19) and now considering 65/128 (removed 63) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 43/62 places, 65/128 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :0
Finished probabilistic random walk after 1198 steps, run visited all 1 properties in 8 ms. (steps per millisecond=149 )
Probabilistic random walk after 1198 steps, saw 676 distinct states, run finished after 8 ms. (steps per millisecond=149 ) properties seen :1
FORMULA CO4-PT-02-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
Parikh walk visited 0 properties in 0 ms.
All properties solved without resorting to model-checking.
Total runtime 2580 ms.
starting LoLA
BK_INPUT CO4-PT-02
BK_EXAMINATION: ReachabilityFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution
ReachabilityFireability

FORMULA CO4-PT-02-ReachabilityFireability-2024-02 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-02-ReachabilityFireability-2024-01 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-02-ReachabilityFireability-2024-09 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-02-ReachabilityFireability-2024-04 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-02-ReachabilityFireability-2024-07 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-02-ReachabilityFireability-2024-06 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-02-ReachabilityFireability-2024-11 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-02-ReachabilityFireability-2024-15 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-02-ReachabilityFireability-2024-14 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-02-ReachabilityFireability-2024-08 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-02-ReachabilityFireability-2024-00 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-02-ReachabilityFireability-2024-03 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-02-ReachabilityFireability-2024-13 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-02-ReachabilityFireability-2024-10 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-02-ReachabilityFireability-2024-12 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CO4-PT-02-ReachabilityFireability-2024-05 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1717368620015

--------------------
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_1.0.0.202304061127.jar
+ VERSION=202304061127
+ echo 'Running Version 202304061127'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/ReachabilityFireability.xml
lola: rewrite Frontend/Parser/formula_rewrite.k:96
lola: rewrite Frontend/Parser/formula_rewrite.k:156
lola: rewrite Frontend/Parser/formula_rewrite.k:147
lola: rewrite Frontend/Parser/formula_rewrite.k:96
lola: rewrite Frontend/Parser/formula_rewrite.k:156
lola: rewrite Frontend/Parser/formula_rewrite.k:147
lola: rewrite Frontend/Parser/formula_rewrite.k:96
lola: rewrite Frontend/Parser/formula_rewrite.k:156
lola: rewrite Frontend/Parser/formula_rewrite.k:147
lola: rewrite Frontend/Parser/formula_rewrite.k:96
lola: rewrite Frontend/Parser/formula_rewrite.k:156
lola: rewrite Frontend/Parser/formula_rewrite.k:147
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
lola: LAUNCH INITIAL
lola: LAUNCH task # 7 (type CNST) for 6 CO4-PT-02-ReachabilityFireability-2024-02
lola: time limit : 0 sec
lola: memory limit: 0 pages
lola: FINISHED task # 7 (type CNST) for CO4-PT-02-ReachabilityFireability-2024-02
lola: result : false
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: LAUNCH INITIAL
lola: LAUNCH task # 4 (type CNST) for 3 CO4-PT-02-ReachabilityFireability-2024-01
lola: time limit : 0 sec
lola: memory limit: 0 pages
lola: LAUNCH INITIAL
lola: LAUNCH task # 28 (type CNST) for 27 CO4-PT-02-ReachabilityFireability-2024-09
lola: time limit : 0 sec
lola: memory limit: 0 pages
lola: FINISHED task # 4 (type CNST) for CO4-PT-02-ReachabilityFireability-2024-01
lola: result : false
lola: FINISHED task # 28 (type CNST) for CO4-PT-02-ReachabilityFireability-2024-09
lola: result : false
lola: Created skeleton in 0.000000 secs.
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 63 (type EXCL) for 12 CO4-PT-02-ReachabilityFireability-2024-04
lola: time limit : 240 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 50 (type FNDP) for 12 CO4-PT-02-ReachabilityFireability-2024-04
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 51 (type EQUN) for 12 CO4-PT-02-ReachabilityFireability-2024-04
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 62 (type SRCH) for 12 CO4-PT-02-ReachabilityFireability-2024-04
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 50 (type FNDP) for CO4-PT-02-ReachabilityFireability-2024-04
lola: result : true
lola: fired transitions : 7
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: CANCELED task # 51 (type EQUN) for CO4-PT-02-ReachabilityFireability-2024-04 (obsolete)
lola: CANCELED task # 62 (type SRCH) for CO4-PT-02-ReachabilityFireability-2024-04 (obsolete)
lola: CANCELED task # 63 (type EXCL) for CO4-PT-02-ReachabilityFireability-2024-04 (obsolete)
lola: LAUNCH task # 93 (type EXCL) for 33 CO4-PT-02-ReachabilityFireability-2024-11
lola: time limit : 257 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 59 (type FNDP) for 18 CO4-PT-02-ReachabilityFireability-2024-06
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 60 (type EQUN) for 18 CO4-PT-02-ReachabilityFireability-2024-06
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 66 (type SRCH) for 18 CO4-PT-02-ReachabilityFireability-2024-06
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: Created skeleton in 0.000000 secs.
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: Created skeleton in 0.000000 secs.
lola: LAUNCH INITIAL
lola: LAUNCH task # 22 (type CNST) for 21 CO4-PT-02-ReachabilityFireability-2024-07
lola: time limit : 0 sec
lola: memory limit: 0 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 22 (type CNST) for CO4-PT-02-ReachabilityFireability-2024-07
lola: result : false
sara: try reading problem file /home/mcc/execution/ReachabilityFireability-51.sara.
sara: place or transition ordering is non-deterministic

lola: FINISHED task # 51 (type EQUN) for CO4-PT-02-ReachabilityFireability-2024-04
lola: result : true
sara: try reading problem file /home/mcc/execution/ReachabilityFireability-60.sara.
sara: place or transition ordering is non-deterministic

lola: FINISHED task # 60 (type EQUN) for CO4-PT-02-ReachabilityFireability-2024-06
lola: result : false
lola: CANCELED task # 59 (type FNDP) for CO4-PT-02-ReachabilityFireability-2024-06 (obsolete)
lola: CANCELED task # 66 (type SRCH) for CO4-PT-02-ReachabilityFireability-2024-06 (obsolete)
lola: LAUNCH task # 53 (type FNDP) for 15 CO4-PT-02-ReachabilityFireability-2024-05
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 54 (type EQUN) for 15 CO4-PT-02-ReachabilityFireability-2024-05
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 83 (type SRCH) for 15 CO4-PT-02-ReachabilityFireability-2024-05
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 59 (type FNDP) for CO4-PT-02-ReachabilityFireability-2024-06
lola: result : unknown
lola: fired transitions : 1313938
lola: tried executions : 45
lola: time used : 5.000000
lola: memory pages used : 0
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
CO4-PT-02-ReachabilityFireability-2024-01: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-02: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-04: EF true findpath
CO4-PT-02-ReachabilityFireability-2024-06: EF false state equation
CO4-PT-02-ReachabilityFireability-2024-07: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-09: INITIAL false preprocessing

PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
CO4-PT-02-ReachabilityFireability-2024-00: EF 0 5 0 0 1 0 0 0
CO4-PT-02-ReachabilityFireability-2024-03: EF 0 5 0 0 1 0 0 0
CO4-PT-02-ReachabilityFireability-2024-05: AG 0 2 3 0 1 0 0 0
CO4-PT-02-ReachabilityFireability-2024-08: EF 0 5 0 0 1 0 0 0
CO4-PT-02-ReachabilityFireability-2024-10: EF 0 5 0 0 1 0 0 0
CO4-PT-02-ReachabilityFireability-2024-11: EF 0 4 1 0 1 0 0 0
CO4-PT-02-ReachabilityFireability-2024-12: AG 0 5 0 0 1 0 0 0
CO4-PT-02-ReachabilityFireability-2024-13: AG 0 5 0 0 1 0 0 0
CO4-PT-02-ReachabilityFireability-2024-14: EF 0 5 0 0 1 0 0 0
CO4-PT-02-ReachabilityFireability-2024-15: EF 0 5 0 0 1 0 0 0

TASK CATEGORY TYPE TIME/TLIMIT MEM PG/PGLIMIT FORMULA STATUS
53 EF FNDP 0/256 0/5 CO4-PT-02-ReachabilityFireability-2024-05 45911 t fired, 3 attempts, .
54 EF STEQ 0/276 0/5 CO4-PT-02-ReachabilityFireability-2024-05 sara not yet started (preprocessing).
83 EF SRCH 0/276 1/5 CO4-PT-02-ReachabilityFireability-2024-05 27660 m, 5532 m/sec, 157114 t fired, .
93 EF EXCL 5/360 1/32 CO4-PT-02-ReachabilityFireability-2024-11 240058 m, 48011 m/sec, 812198 t fired, .

Time elapsed: 5 secs. Pages in use: 3
# running tasks: 4 of 4 Visible: 16
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
CO4-PT-02-ReachabilityFireability-2024-01: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-02: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-04: EF true findpath
CO4-PT-02-ReachabilityFireability-2024-06: EF false state equation
CO4-PT-02-ReachabilityFireability-2024-07: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-09: INITIAL false preprocessing

PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
CO4-PT-02-ReachabilityFireability-2024-00: EF 0 5 0 0 1 0 0 0
CO4-PT-02-ReachabilityFireability-2024-03: EF 0 5 0 0 1 0 0 0
CO4-PT-02-ReachabilityFireability-2024-05: AG 0 2 3 0 1 0 0 0
CO4-PT-02-ReachabilityFireability-2024-08: EF 0 5 0 0 1 0 0 0
CO4-PT-02-ReachabilityFireability-2024-10: EF 0 5 0 0 1 0 0 0
CO4-PT-02-ReachabilityFireability-2024-11: EF 0 4 1 0 1 0 0 0
CO4-PT-02-ReachabilityFireability-2024-12: AG 0 5 0 0 1 0 0 0
CO4-PT-02-ReachabilityFireability-2024-13: AG 0 5 0 0 1 0 0 0
CO4-PT-02-ReachabilityFireability-2024-14: EF 0 5 0 0 1 0 0 0
CO4-PT-02-ReachabilityFireability-2024-15: EF 0 5 0 0 1 0 0 0

TASK CATEGORY TYPE TIME/TLIMIT MEM PG/PGLIMIT FORMULA STATUS
53 EF FNDP 5/256 0/5 CO4-PT-02-ReachabilityFireability-2024-05 1430860 t fired, 11 attempts, .
54 EF STEQ 5/276 0/5 CO4-PT-02-ReachabilityFireability-2024-05 sara not yet started (preprocessing).
83 EF SRCH 5/276 3/5 CO4-PT-02-ReachabilityFireability-2024-05 673521 m, 129172 m/sec, 3607415 t fired, .
93 EF EXCL 10/360 2/32 CO4-PT-02-ReachabilityFireability-2024-11 469764 m, 45941 m/sec, 1636594 t fired, .

Time elapsed: 10 secs. Pages in use: 5
# running tasks: 4 of 4 Visible: 16
lola: FINISHED task # 93 (type EXCL) for CO4-PT-02-ReachabilityFireability-2024-11
lola: result : false
lola: markings : 493915
lola: fired transitions : 1733526
lola: time used : 11.000000
lola: memory pages used : 2
lola: LAUNCH task # 121 (type EXCL) for 45 CO4-PT-02-ReachabilityFireability-2024-15
lola: time limit : 398 sec
lola: memory limit: 32 pages
lola: FINISHED task # 121 (type EXCL) for CO4-PT-02-ReachabilityFireability-2024-15
lola: result : true
lola: markings : 1
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 118 (type EXCL) for 42 CO4-PT-02-ReachabilityFireability-2024-14
lola: time limit : 448 sec
lola: memory limit: 32 pages
lola: FINISHED task # 118 (type EXCL) for CO4-PT-02-ReachabilityFireability-2024-14
lola: result : true
lola: markings : 1
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 102 (type EXCL) for 24 CO4-PT-02-ReachabilityFireability-2024-08
lola: time limit : 512 sec
lola: memory limit: 32 pages
lola: FINISHED task # 102 (type EXCL) for CO4-PT-02-ReachabilityFireability-2024-08
lola: result : true
lola: markings : 723
lola: fired transitions : 2637
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 96 (type EXCL) for 0 CO4-PT-02-ReachabilityFireability-2024-00
lola: time limit : 598 sec
lola: memory limit: 32 pages
lola: FINISHED task # 96 (type EXCL) for CO4-PT-02-ReachabilityFireability-2024-00
lola: result : true
lola: markings : 7461
lola: fired transitions : 19872
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 74 (type EXCL) for 36 CO4-PT-02-ReachabilityFireability-2024-12
lola: time limit : 717 sec
lola: memory limit: 32 pages
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
CO4-PT-02-ReachabilityFireability-2024-00: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-01: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-02: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-04: EF true findpath
CO4-PT-02-ReachabilityFireability-2024-06: EF false state equation
CO4-PT-02-ReachabilityFireability-2024-07: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-08: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-09: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-11: EF false tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-14: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-15: EF true tandem / relaxed

PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
CO4-PT-02-ReachabilityFireability-2024-03: EF 0 5 0 0 1 0 0 0
CO4-PT-02-ReachabilityFireability-2024-05: AG 0 2 3 0 1 0 0 0
CO4-PT-02-ReachabilityFireability-2024-10: EF 0 5 0 0 1 0 0 0
CO4-PT-02-ReachabilityFireability-2024-12: AG 0 4 1 0 1 0 0 0
CO4-PT-02-ReachabilityFireability-2024-13: AG 0 5 0 0 1 0 0 0

TASK CATEGORY TYPE TIME/TLIMIT MEM PG/PGLIMIT FORMULA STATUS
53 EF FNDP 10/507 0/5 CO4-PT-02-ReachabilityFireability-2024-05 2846424 t fired, 17 attempts, .
54 EF STEQ 10/507 0/5 CO4-PT-02-ReachabilityFireability-2024-05 sara not yet started (preprocessing).
74 EF EXCL 4/717 1/32 CO4-PT-02-ReachabilityFireability-2024-12 233763 m, 46752 m/sec, 1097894 t fired, .
83 EF SRCH 10/593 5/5 CO4-PT-02-ReachabilityFireability-2024-05 1318384 m, 128972 m/sec, 7079523 t fired, .

Time elapsed: 15 secs. Pages in use: 6
# running tasks: 4 of 4 Visible: 16
lola: CANCELED task # 83 (type SRCH) for CO4-PT-02-ReachabilityFireability-2024-05 (memory limit exceeded)
lola: FINISHED task # 54 (type EQUN) for CO4-PT-02-ReachabilityFireability-2024-05
lola: result : unknown
lola: LAUNCH task # 48 (type FNDP) for 9 CO4-PT-02-ReachabilityFireability-2024-03
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 49 (type EQUN) for 9 CO4-PT-02-ReachabilityFireability-2024-03
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 48 (type FNDP) for CO4-PT-02-ReachabilityFireability-2024-03
lola: result : true
lola: fired transitions : 145
lola: tried executions : 2
lola: time used : 0.000000
lola: memory pages used : 0
lola: CANCELED task # 49 (type EQUN) for CO4-PT-02-ReachabilityFireability-2024-03 (obsolete)
lola: LAUNCH task # 109 (type FNDP) for 39 CO4-PT-02-ReachabilityFireability-2024-13
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 110 (type EQUN) for 39 CO4-PT-02-ReachabilityFireability-2024-13
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 109 (type FNDP) for CO4-PT-02-ReachabilityFireability-2024-13
lola: result : true
lola: fired transitions : 32
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: CANCELED task # 110 (type EQUN) for CO4-PT-02-ReachabilityFireability-2024-13 (obsolete)
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: LAUNCH task # 76 (type FNDP) for 30 CO4-PT-02-ReachabilityFireability-2024-10
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 77 (type EQUN) for 30 CO4-PT-02-ReachabilityFireability-2024-10
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
sara: try reading problem file /home/mcc/execution/ReachabilityFireability-49.sara.
sara: place or transition ordering is non-deterministic
sara: try reading problem file /home/mcc/execution/ReachabilityFireability-110.sara.
sara: place or transition ordering is non-deterministic
sara: try reading problem file /home/mcc/execution/ReachabilityFireability-77.sara.
sara: place or transition ordering is non-deterministic

lola: FINISHED task # 110 (type EQUN) for CO4-PT-02-ReachabilityFireability-2024-13
lola: result : true

lola: FINISHED task # 77 (type EQUN) for CO4-PT-02-ReachabilityFireability-2024-10
lola: result : false
lola: CANCELED task # 76 (type FNDP) for CO4-PT-02-ReachabilityFireability-2024-10 (obsolete)
lola: LAUNCH task # 70 (type FNDP) for 36 CO4-PT-02-ReachabilityFireability-2024-12
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 71 (type EQUN) for 36 CO4-PT-02-ReachabilityFireability-2024-12
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 76 (type FNDP) for CO4-PT-02-ReachabilityFireability-2024-10
lola: result : unknown
lola: fired transitions : 75257
lola: tried executions : 22
lola: time used : 1.000000
lola: memory pages used : 0
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
sara: try reading problem file /home/mcc/execution/ReachabilityFireability-71.sara.
sara: place or transition ordering is non-deterministic

lola: FINISHED task # 49 (type EQUN) for CO4-PT-02-ReachabilityFireability-2024-03
lola: result : true

lola: FINISHED task # 71 (type EQUN) for CO4-PT-02-ReachabilityFireability-2024-12
lola: result : false
lola: CANCELED task # 70 (type FNDP) for CO4-PT-02-ReachabilityFireability-2024-12 (obsolete)
lola: CANCELED task # 74 (type EXCL) for CO4-PT-02-ReachabilityFireability-2024-12 (obsolete)
lola: LAUNCH task # 84 (type EXCL) for 15 CO4-PT-02-ReachabilityFireability-2024-05
lola: time limit : 3581 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 88 (type SRCH) for 15 CO4-PT-02-ReachabilityFireability-2024-05
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 70 (type FNDP) for CO4-PT-02-ReachabilityFireability-2024-12
lola: result : unknown
lola: fired transitions : 196284
lola: tried executions : 3167
lola: time used : 0.000000
lola: memory pages used : 0
lola: FINISHED task # 88 (type SRCH) for CO4-PT-02-ReachabilityFireability-2024-05
lola: result : unknown
lola: time used : 0.000000
lola: memory pages used : 1
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
CO4-PT-02-ReachabilityFireability-2024-00: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-01: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-02: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-03: EF true findpath
CO4-PT-02-ReachabilityFireability-2024-04: EF true findpath
CO4-PT-02-ReachabilityFireability-2024-06: EF false state equation
CO4-PT-02-ReachabilityFireability-2024-07: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-08: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-09: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-10: EF false state equation
CO4-PT-02-ReachabilityFireability-2024-11: EF false tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-12: AG true state equation
CO4-PT-02-ReachabilityFireability-2024-13: AG false findpath
CO4-PT-02-ReachabilityFireability-2024-14: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-15: EF true tandem / relaxed

PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
CO4-PT-02-ReachabilityFireability-2024-05: AG 0 0 2 0 3 0 1 0

TASK CATEGORY TYPE TIME/TLIMIT MEM PG/PGLIMIT FORMULA STATUS
53 EF FNDP 15/3595 0/5 CO4-PT-02-ReachabilityFireability-2024-05 4142895 t fired, 25 attempts, .
84 EF EXCL 1/3581 1/32 CO4-PT-02-ReachabilityFireability-2024-05 24900 m, 4980 m/sec, 121179 t fired, .

Time elapsed: 20 secs. Pages in use: 7
# running tasks: 2 of 4 Visible: 16
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
CO4-PT-02-ReachabilityFireability-2024-00: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-01: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-02: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-03: EF true findpath
CO4-PT-02-ReachabilityFireability-2024-04: EF true findpath
CO4-PT-02-ReachabilityFireability-2024-06: EF false state equation
CO4-PT-02-ReachabilityFireability-2024-07: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-08: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-09: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-10: EF false state equation
CO4-PT-02-ReachabilityFireability-2024-11: EF false tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-12: AG true state equation
CO4-PT-02-ReachabilityFireability-2024-13: AG false findpath
CO4-PT-02-ReachabilityFireability-2024-14: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-15: EF true tandem / relaxed

PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
CO4-PT-02-ReachabilityFireability-2024-05: AG 0 0 2 0 3 0 1 0

TASK CATEGORY TYPE TIME/TLIMIT MEM PG/PGLIMIT FORMULA STATUS
53 EF FNDP 20/3595 0/5 CO4-PT-02-ReachabilityFireability-2024-05 5501030 t fired, 31 attempts, .
84 EF EXCL 6/3581 1/32 CO4-PT-02-ReachabilityFireability-2024-05 215975 m, 38215 m/sec, 1158182 t fired, .

Time elapsed: 25 secs. Pages in use: 7
# running tasks: 2 of 4 Visible: 16
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
CO4-PT-02-ReachabilityFireability-2024-00: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-01: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-02: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-03: EF true findpath
CO4-PT-02-ReachabilityFireability-2024-04: EF true findpath
CO4-PT-02-ReachabilityFireability-2024-06: EF false state equation
CO4-PT-02-ReachabilityFireability-2024-07: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-08: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-09: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-10: EF false state equation
CO4-PT-02-ReachabilityFireability-2024-11: EF false tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-12: AG true state equation
CO4-PT-02-ReachabilityFireability-2024-13: AG false findpath
CO4-PT-02-ReachabilityFireability-2024-14: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-15: EF true tandem / relaxed

PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
CO4-PT-02-ReachabilityFireability-2024-05: AG 0 0 2 0 3 0 1 0

TASK CATEGORY TYPE TIME/TLIMIT MEM PG/PGLIMIT FORMULA STATUS
53 EF FNDP 25/3595 0/5 CO4-PT-02-ReachabilityFireability-2024-05 6910971 t fired, 38 attempts, .
84 EF EXCL 11/3581 2/32 CO4-PT-02-ReachabilityFireability-2024-05 412805 m, 39366 m/sec, 2045068 t fired, .

Time elapsed: 30 secs. Pages in use: 7
# running tasks: 2 of 4 Visible: 16
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
CO4-PT-02-ReachabilityFireability-2024-00: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-01: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-02: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-03: EF true findpath
CO4-PT-02-ReachabilityFireability-2024-04: EF true findpath
CO4-PT-02-ReachabilityFireability-2024-06: EF false state equation
CO4-PT-02-ReachabilityFireability-2024-07: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-08: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-09: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-10: EF false state equation
CO4-PT-02-ReachabilityFireability-2024-11: EF false tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-12: AG true state equation
CO4-PT-02-ReachabilityFireability-2024-13: AG false findpath
CO4-PT-02-ReachabilityFireability-2024-14: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-15: EF true tandem / relaxed

PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
CO4-PT-02-ReachabilityFireability-2024-05: AG 0 0 2 0 3 0 1 0

TASK CATEGORY TYPE TIME/TLIMIT MEM PG/PGLIMIT FORMULA STATUS
53 EF FNDP 30/3595 0/5 CO4-PT-02-ReachabilityFireability-2024-05 8330516 t fired, 45 attempts, .
84 EF EXCL 16/3581 3/32 CO4-PT-02-ReachabilityFireability-2024-05 607498 m, 38938 m/sec, 3093767 t fired, .

Time elapsed: 35 secs. Pages in use: 7
# running tasks: 2 of 4 Visible: 16
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
CO4-PT-02-ReachabilityFireability-2024-00: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-01: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-02: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-03: EF true findpath
CO4-PT-02-ReachabilityFireability-2024-04: EF true findpath
CO4-PT-02-ReachabilityFireability-2024-06: EF false state equation
CO4-PT-02-ReachabilityFireability-2024-07: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-08: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-09: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-10: EF false state equation
CO4-PT-02-ReachabilityFireability-2024-11: EF false tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-12: AG true state equation
CO4-PT-02-ReachabilityFireability-2024-13: AG false findpath
CO4-PT-02-ReachabilityFireability-2024-14: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-15: EF true tandem / relaxed

PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
CO4-PT-02-ReachabilityFireability-2024-05: AG 0 0 2 0 3 0 1 0

TASK CATEGORY TYPE TIME/TLIMIT MEM PG/PGLIMIT FORMULA STATUS
53 EF FNDP 35/3595 0/5 CO4-PT-02-ReachabilityFireability-2024-05 9738302 t fired, 51 attempts, .
84 EF EXCL 21/3581 4/32 CO4-PT-02-ReachabilityFireability-2024-05 799337 m, 38367 m/sec, 4177773 t fired, .

Time elapsed: 40 secs. Pages in use: 7
# running tasks: 2 of 4 Visible: 16
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
CO4-PT-02-ReachabilityFireability-2024-00: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-01: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-02: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-03: EF true findpath
CO4-PT-02-ReachabilityFireability-2024-04: EF true findpath
CO4-PT-02-ReachabilityFireability-2024-06: EF false state equation
CO4-PT-02-ReachabilityFireability-2024-07: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-08: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-09: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-10: EF false state equation
CO4-PT-02-ReachabilityFireability-2024-11: EF false tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-12: AG true state equation
CO4-PT-02-ReachabilityFireability-2024-13: AG false findpath
CO4-PT-02-ReachabilityFireability-2024-14: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-15: EF true tandem / relaxed

PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
CO4-PT-02-ReachabilityFireability-2024-05: AG 0 0 2 0 3 0 1 0

TASK CATEGORY TYPE TIME/TLIMIT MEM PG/PGLIMIT FORMULA STATUS
53 EF FNDP 40/3595 0/5 CO4-PT-02-ReachabilityFireability-2024-05 11150543 t fired, 57 attempts, .
84 EF EXCL 26/3581 4/32 CO4-PT-02-ReachabilityFireability-2024-05 996296 m, 39391 m/sec, 5287065 t fired, .

Time elapsed: 45 secs. Pages in use: 7
# running tasks: 2 of 4 Visible: 16
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
CO4-PT-02-ReachabilityFireability-2024-00: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-01: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-02: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-03: EF true findpath
CO4-PT-02-ReachabilityFireability-2024-04: EF true findpath
CO4-PT-02-ReachabilityFireability-2024-06: EF false state equation
CO4-PT-02-ReachabilityFireability-2024-07: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-08: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-09: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-10: EF false state equation
CO4-PT-02-ReachabilityFireability-2024-11: EF false tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-12: AG true state equation
CO4-PT-02-ReachabilityFireability-2024-13: AG false findpath
CO4-PT-02-ReachabilityFireability-2024-14: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-15: EF true tandem / relaxed

PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
CO4-PT-02-ReachabilityFireability-2024-05: AG 0 0 2 0 3 0 1 0

TASK CATEGORY TYPE TIME/TLIMIT MEM PG/PGLIMIT FORMULA STATUS
53 EF FNDP 45/3595 0/5 CO4-PT-02-ReachabilityFireability-2024-05 12558815 t fired, 61 attempts, .
84 EF EXCL 31/3581 5/32 CO4-PT-02-ReachabilityFireability-2024-05 1193684 m, 39477 m/sec, 6146928 t fired, .

Time elapsed: 50 secs. Pages in use: 7
# running tasks: 2 of 4 Visible: 16
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
CO4-PT-02-ReachabilityFireability-2024-00: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-01: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-02: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-03: EF true findpath
CO4-PT-02-ReachabilityFireability-2024-04: EF true findpath
CO4-PT-02-ReachabilityFireability-2024-06: EF false state equation
CO4-PT-02-ReachabilityFireability-2024-07: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-08: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-09: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-10: EF false state equation
CO4-PT-02-ReachabilityFireability-2024-11: EF false tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-12: AG true state equation
CO4-PT-02-ReachabilityFireability-2024-13: AG false findpath
CO4-PT-02-ReachabilityFireability-2024-14: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-15: EF true tandem / relaxed

PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
CO4-PT-02-ReachabilityFireability-2024-05: AG 0 0 2 0 3 0 1 0

TASK CATEGORY TYPE TIME/TLIMIT MEM PG/PGLIMIT FORMULA STATUS
53 EF FNDP 50/3595 0/5 CO4-PT-02-ReachabilityFireability-2024-05 13968510 t fired, 62 attempts, .
84 EF EXCL 36/3581 6/32 CO4-PT-02-ReachabilityFireability-2024-05 1383493 m, 37961 m/sec, 7194557 t fired, .

Time elapsed: 55 secs. Pages in use: 7
# running tasks: 2 of 4 Visible: 16
lola: FINISHED task # 84 (type EXCL) for CO4-PT-02-ReachabilityFireability-2024-05
lola: result : false
lola: markings : 1472308
lola: fired transitions : 7821737
lola: time used : 38.000000
lola: memory pages used : 6
lola: CANCELED task # 53 (type FNDP) for CO4-PT-02-ReachabilityFireability-2024-05 (obsolete)
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
CO4-PT-02-ReachabilityFireability-2024-00: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-01: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-02: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-03: EF true findpath
CO4-PT-02-ReachabilityFireability-2024-04: EF true findpath
CO4-PT-02-ReachabilityFireability-2024-05: AG true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-06: EF false state equation
CO4-PT-02-ReachabilityFireability-2024-07: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-08: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-09: INITIAL false preprocessing
CO4-PT-02-ReachabilityFireability-2024-10: EF false state equation
CO4-PT-02-ReachabilityFireability-2024-11: EF false tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-12: AG true state equation
CO4-PT-02-ReachabilityFireability-2024-13: AG false findpath
CO4-PT-02-ReachabilityFireability-2024-14: EF true tandem / relaxed
CO4-PT-02-ReachabilityFireability-2024-15: EF true tandem / relaxed


Time elapsed: 57 secs. Pages in use: 7

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="CO4-PT-02"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="gold2023"
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 2-5568"
echo " Executing tool gold2023"
echo " Input is CO4-PT-02, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r571-tall-171734910000010"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CO4-PT-02.tgz
mv CO4-PT-02 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;