Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r039-tajo-167813692800631.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is CANConstruction-PT-020, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r039-tajo-167813692800631
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 6.7K Feb 25 21:49 CTLCardinality.txt
-rw-r--r-- 1 mcc users 55K Feb 25 21:49 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.8K Feb 25 21:42 CTLFireability.txt
-rw-r--r-- 1 mcc users 80K Feb 25 21:42 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.6K Feb 25 15:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 15:40 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K Feb 25 15:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 15:40 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 21:52 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 81K Feb 25 21:52 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.0K Feb 25 21:51 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 49K Feb 25 21:51 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Feb 25 15:40 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 15:40 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 641K Mar 5 18:22 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 CANConstruction-PT-020-ReachabilityFireability-00
FORMULA_NAME CANConstruction-PT-020-ReachabilityFireability-01
FORMULA_NAME CANConstruction-PT-020-ReachabilityFireability-02
FORMULA_NAME CANConstruction-PT-020-ReachabilityFireability-03
FORMULA_NAME CANConstruction-PT-020-ReachabilityFireability-04
FORMULA_NAME CANConstruction-PT-020-ReachabilityFireability-05
FORMULA_NAME CANConstruction-PT-020-ReachabilityFireability-06
FORMULA_NAME CANConstruction-PT-020-ReachabilityFireability-07
FORMULA_NAME CANConstruction-PT-020-ReachabilityFireability-08
FORMULA_NAME CANConstruction-PT-020-ReachabilityFireability-09
FORMULA_NAME CANConstruction-PT-020-ReachabilityFireability-10
FORMULA_NAME CANConstruction-PT-020-ReachabilityFireability-11
FORMULA_NAME CANConstruction-PT-020-ReachabilityFireability-12
FORMULA_NAME CANConstruction-PT-020-ReachabilityFireability-13
FORMULA_NAME CANConstruction-PT-020-ReachabilityFireability-14
FORMULA_NAME CANConstruction-PT-020-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1678504016084

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=lolaxred
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CANConstruction-PT-020
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-11 03:06:57] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2023-03-11 03:06:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-11 03:06:58] [INFO ] Load time of PNML (sax parser for PT used): 103 ms
[2023-03-11 03:06:58] [INFO ] Transformed 1042 places.
[2023-03-11 03:06:58] [INFO ] Transformed 1760 transitions.
[2023-03-11 03:06:58] [INFO ] Parsed PT model containing 1042 places and 1760 transitions and 5200 arcs in 172 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 28 resets, run finished after 516 ms. (steps per millisecond=19 ) properties (out of 16) seen :11
FORMULA CANConstruction-PT-020-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-020-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-020-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-020-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-020-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-020-ReachabilityFireability-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-020-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-020-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-020-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-020-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-020-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 5) 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 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 5) 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 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
// Phase 1: matrix 1760 rows 1042 cols
[2023-03-11 03:06:58] [INFO ] Computed 41 place invariants in 32 ms
[2023-03-11 03:06:59] [INFO ] [Real]Absence check using 21 positive place invariants in 19 ms returned sat
[2023-03-11 03:06:59] [INFO ] [Real]Absence check using 21 positive and 20 generalized place invariants in 8 ms returned sat
[2023-03-11 03:06:59] [INFO ] After 418ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:4
[2023-03-11 03:06:59] [INFO ] [Nat]Absence check using 21 positive place invariants in 16 ms returned sat
[2023-03-11 03:06:59] [INFO ] [Nat]Absence check using 21 positive and 20 generalized place invariants in 7 ms returned sat
[2023-03-11 03:07:00] [INFO ] After 588ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :3
[2023-03-11 03:07:00] [INFO ] State equation strengthened by 780 read => feed constraints.
[2023-03-11 03:07:00] [INFO ] After 265ms SMT Verify possible using 780 Read/Feed constraints in natural domain returned unsat :2 sat :3
[2023-03-11 03:07:01] [INFO ] After 800ms SMT Verify possible using trap constraints in natural domain returned unsat :2 sat :3
Attempting to minimize the solution found.
Minimization took 320 ms.
[2023-03-11 03:07:01] [INFO ] After 2007ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :3
FORMULA CANConstruction-PT-020-ReachabilityFireability-07 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CANConstruction-PT-020-ReachabilityFireability-05 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 5 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 32 ms.
Support contains 62 out of 1042 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1042/1042 places, 1760/1760 transitions.
Drop transitions removed 108 transitions
Trivial Post-agglo rules discarded 108 transitions
Performed 108 trivial Post agglomeration. Transition count delta: 108
Iterating post reduction 0 with 108 rules applied. Total rules applied 108 place count 1042 transition count 1652
Reduce places removed 108 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 109 rules applied. Total rules applied 217 place count 934 transition count 1651
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 218 place count 933 transition count 1651
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 7 Pre rules applied. Total rules applied 218 place count 933 transition count 1644
Deduced a syphon composed of 7 places in 2 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 3 with 14 rules applied. Total rules applied 232 place count 926 transition count 1644
Discarding 336 places :
Symmetric choice reduction at 3 with 336 rule applications. Total rules 568 place count 590 transition count 972
Iterating global reduction 3 with 336 rules applied. Total rules applied 904 place count 590 transition count 972
Performed 13 Post agglomeration using F-continuation condition.Transition count delta: 13
Deduced a syphon composed of 13 places in 1 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 3 with 26 rules applied. Total rules applied 930 place count 577 transition count 959
Free-agglomeration rule applied 10 times.
Iterating global reduction 3 with 10 rules applied. Total rules applied 940 place count 577 transition count 949
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 3 with 10 rules applied. Total rules applied 950 place count 567 transition count 949
Free-agglomeration rule (complex) applied 15 times.
Iterating global reduction 4 with 15 rules applied. Total rules applied 965 place count 567 transition count 934
Reduce places removed 15 places and 0 transitions.
Iterating post reduction 4 with 15 rules applied. Total rules applied 980 place count 552 transition count 934
Partial Free-agglomeration rule applied 37 times.
Drop transitions removed 37 transitions
Iterating global reduction 5 with 37 rules applied. Total rules applied 1017 place count 552 transition count 934
Partial Free-agglomeration rule applied 6 times.
Drop transitions removed 6 transitions
Iterating global reduction 5 with 6 rules applied. Total rules applied 1023 place count 552 transition count 934
Applied a total of 1023 rules in 394 ms. Remains 552 /1042 variables (removed 490) and now considering 934/1760 (removed 826) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 394 ms. Remains : 552/1042 places, 934/1760 transitions.
Incomplete random walk after 10000 steps, including 66 resets, run finished after 184 ms. (steps per millisecond=54 ) properties (out of 3) seen :1
FORMULA CANConstruction-PT-020-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
// Phase 1: matrix 934 rows 552 cols
[2023-03-11 03:07:02] [INFO ] Computed 41 place invariants in 14 ms
[2023-03-11 03:07:02] [INFO ] [Real]Absence check using 21 positive place invariants in 13 ms returned sat
[2023-03-11 03:07:02] [INFO ] [Real]Absence check using 21 positive and 20 generalized place invariants in 6 ms returned sat
[2023-03-11 03:07:02] [INFO ] After 137ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-11 03:07:02] [INFO ] [Nat]Absence check using 21 positive place invariants in 10 ms returned sat
[2023-03-11 03:07:02] [INFO ] [Nat]Absence check using 21 positive and 20 generalized place invariants in 6 ms returned sat
[2023-03-11 03:07:02] [INFO ] After 383ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-11 03:07:02] [INFO ] State equation strengthened by 812 read => feed constraints.
[2023-03-11 03:07:03] [INFO ] After 275ms SMT Verify possible using 812 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-11 03:07:03] [INFO ] After 454ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 138 ms.
[2023-03-11 03:07:03] [INFO ] After 1138ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
FORMULA CANConstruction-PT-020-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Parikh walk visited 1 properties in 10 ms.
Support contains 31 out of 552 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 552/552 places, 934/934 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 552 transition count 933
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 551 transition count 933
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 4 place count 549 transition count 929
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 549 transition count 929
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 30 place count 537 transition count 917
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 32 place count 536 transition count 918
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 34 place count 536 transition count 918
Applied a total of 34 rules in 212 ms. Remains 536 /552 variables (removed 16) and now considering 918/934 (removed 16) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 213 ms. Remains : 536/552 places, 918/934 transitions.
Incomplete random walk after 10000 steps, including 71 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 566392 steps, run timeout after 3001 ms. (steps per millisecond=188 ) properties seen :{}
Probabilistic random walk after 566392 steps, saw 97203 distinct states, run finished after 3003 ms. (steps per millisecond=188 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 918 rows 536 cols
[2023-03-11 03:07:06] [INFO ] Computed 41 place invariants in 14 ms
[2023-03-11 03:07:06] [INFO ] [Real]Absence check using 21 positive place invariants in 11 ms returned sat
[2023-03-11 03:07:06] [INFO ] [Real]Absence check using 21 positive and 20 generalized place invariants in 7 ms returned sat
[2023-03-11 03:07:06] [INFO ] After 138ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 03:07:07] [INFO ] [Nat]Absence check using 21 positive place invariants in 8 ms returned sat
[2023-03-11 03:07:07] [INFO ] [Nat]Absence check using 21 positive and 20 generalized place invariants in 5 ms returned sat
[2023-03-11 03:07:07] [INFO ] After 265ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 03:07:07] [INFO ] State equation strengthened by 825 read => feed constraints.
[2023-03-11 03:07:07] [INFO ] After 132ms SMT Verify possible using 825 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 03:07:07] [INFO ] After 226ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 100 ms.
[2023-03-11 03:07:07] [INFO ] After 696ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 31 out of 536 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 536/536 places, 918/918 transitions.
Applied a total of 0 rules in 38 ms. Remains 536 /536 variables (removed 0) and now considering 918/918 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38 ms. Remains : 536/536 places, 918/918 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 536/536 places, 918/918 transitions.
Applied a total of 0 rules in 28 ms. Remains 536 /536 variables (removed 0) and now considering 918/918 (removed 0) transitions.
[2023-03-11 03:07:07] [INFO ] Invariant cache hit.
[2023-03-11 03:07:08] [INFO ] Implicit Places using invariants in 376 ms returned [5, 10, 17, 23, 29, 37, 45, 51, 57, 62, 68, 72, 76, 85, 91, 97, 103, 109, 115, 121]
Discarding 20 places :
Implicit Place search using SMT only with invariants took 379 ms to find 20 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 516/536 places, 918/918 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 516 transition count 912
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 12 place count 510 transition count 912
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 19 place count 503 transition count 905
Iterating global reduction 2 with 7 rules applied. Total rules applied 26 place count 503 transition count 905
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 50 place count 491 transition count 893
Applied a total of 50 rules in 115 ms. Remains 491 /516 variables (removed 25) and now considering 893/918 (removed 25) transitions.
// Phase 1: matrix 893 rows 491 cols
[2023-03-11 03:07:08] [INFO ] Computed 21 place invariants in 11 ms
[2023-03-11 03:07:08] [INFO ] Implicit Places using invariants in 302 ms returned []
[2023-03-11 03:07:08] [INFO ] Invariant cache hit.
[2023-03-11 03:07:08] [INFO ] State equation strengthened by 792 read => feed constraints.
[2023-03-11 03:07:10] [INFO ] Implicit Places using invariants and state equation in 1726 ms returned []
Implicit Place search using SMT with State Equation took 2033 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 491/536 places, 893/918 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 2556 ms. Remains : 491/536 places, 893/918 transitions.
Incomplete random walk after 10000 steps, including 72 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 630043 steps, run timeout after 3001 ms. (steps per millisecond=209 ) properties seen :{}
Probabilistic random walk after 630043 steps, saw 148891 distinct states, run finished after 3002 ms. (steps per millisecond=209 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 03:07:13] [INFO ] Invariant cache hit.
[2023-03-11 03:07:13] [INFO ] [Real]Absence check using 21 positive place invariants in 11 ms returned sat
[2023-03-11 03:07:13] [INFO ] After 165ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 03:07:13] [INFO ] [Nat]Absence check using 21 positive place invariants in 10 ms returned sat
[2023-03-11 03:07:13] [INFO ] After 248ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 03:07:13] [INFO ] State equation strengthened by 792 read => feed constraints.
[2023-03-11 03:07:13] [INFO ] After 120ms SMT Verify possible using 792 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 03:07:14] [INFO ] After 208ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 82 ms.
[2023-03-11 03:07:14] [INFO ] After 709ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 31 out of 491 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 491/491 places, 893/893 transitions.
Applied a total of 0 rules in 73 ms. Remains 491 /491 variables (removed 0) and now considering 893/893 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73 ms. Remains : 491/491 places, 893/893 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 491/491 places, 893/893 transitions.
Applied a total of 0 rules in 52 ms. Remains 491 /491 variables (removed 0) and now considering 893/893 (removed 0) transitions.
[2023-03-11 03:07:14] [INFO ] Invariant cache hit.
[2023-03-11 03:07:18] [INFO ] Implicit Places using invariants in 4618 ms returned []
[2023-03-11 03:07:18] [INFO ] Invariant cache hit.
[2023-03-11 03:07:19] [INFO ] State equation strengthened by 792 read => feed constraints.
[2023-03-11 03:07:20] [INFO ] Implicit Places using invariants and state equation in 1995 ms returned []
Implicit Place search using SMT with State Equation took 6643 ms to find 0 implicit places.
[2023-03-11 03:07:21] [INFO ] Redundant transitions in 84 ms returned []
[2023-03-11 03:07:21] [INFO ] Invariant cache hit.
[2023-03-11 03:07:21] [INFO ] Dead Transitions using invariants and state equation in 434 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7225 ms. Remains : 491/491 places, 893/893 transitions.
Graph (trivial) has 707 edges and 491 vertex of which 305 / 491 are part of one of the 15 SCC in 5 ms
Free SCC test removed 290 places
Drop transitions removed 565 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 568 transitions.
Graph (complete) has 401 edges and 201 vertex of which 174 are kept as prefixes of interest. Removing 27 places using SCC suffix rule.0 ms
Discarding 27 places :
Also discarding 13 output transitions
Drop transitions removed 13 transitions
Drop transitions removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Drop transitions removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 0 with 39 rules applied. Total rules applied 41 place count 174 transition count 273
Reduce places removed 18 places and 0 transitions.
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Performed 70 Post agglomeration using F-continuation condition.Transition count delta: 70
Iterating post reduction 1 with 105 rules applied. Total rules applied 146 place count 156 transition count 186
Reduce places removed 70 places and 0 transitions.
Ensure Unique test removed 65 transitions
Reduce isomorphic transitions removed 65 transitions.
Iterating post reduction 2 with 135 rules applied. Total rules applied 281 place count 86 transition count 121
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 281 place count 86 transition count 118
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 287 place count 83 transition count 118
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 290 place count 80 transition count 115
Iterating global reduction 3 with 3 rules applied. Total rules applied 293 place count 80 transition count 115
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 294 place count 80 transition count 114
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 300 place count 77 transition count 111
Drop transitions removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 4 with 7 rules applied. Total rules applied 307 place count 77 transition count 104
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 4 with 1 rules applied. Total rules applied 308 place count 77 transition count 103
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 309 place count 76 transition count 103
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 311 place count 75 transition count 103
Free-agglomeration rule applied 5 times.
Iterating global reduction 6 with 5 rules applied. Total rules applied 316 place count 75 transition count 98
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 6 with 5 rules applied. Total rules applied 321 place count 70 transition count 98
Partial Free-agglomeration rule applied 11 times.
Drop transitions removed 11 transitions
Iterating global reduction 7 with 11 rules applied. Total rules applied 332 place count 70 transition count 98
Discarding 5 places :
Symmetric choice reduction at 7 with 5 rule applications. Total rules 337 place count 65 transition count 93
Iterating global reduction 7 with 5 rules applied. Total rules applied 342 place count 65 transition count 93
Applied a total of 342 rules in 44 ms. Remains 65 /491 variables (removed 426) and now considering 93/893 (removed 800) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 93 rows 65 cols
[2023-03-11 03:07:21] [INFO ] Computed 7 place invariants in 0 ms
[2023-03-11 03:07:21] [INFO ] [Real]Absence check using 7 positive place invariants in 2 ms returned sat
[2023-03-11 03:07:21] [INFO ] After 31ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 03:07:21] [INFO ] [Nat]Absence check using 7 positive place invariants in 2 ms returned sat
[2023-03-11 03:07:21] [INFO ] After 39ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 03:07:21] [INFO ] After 59ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 18 ms.
[2023-03-11 03:07:21] [INFO ] After 113ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2023-03-11 03:07:21] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 3 ms.
[2023-03-11 03:07:21] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 491 places, 893 transitions and 3448 arcs took 6 ms.
[2023-03-11 03:07:21] [INFO ] Flatten gal took : 93 ms
Total runtime 24049 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT CANConstruction-PT-020
BK_EXAMINATION: ReachabilityFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/375
ReachabilityFireability

FORMULA CANConstruction-PT-020-ReachabilityFireability-12 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1678504042496

--------------------
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 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/375/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/375/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/375/ReachabilityFireability.xml
lola: Rule S: 0 transitions removed,0 places removed
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:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 7 (type EXCL) for 0 CANConstruction-PT-020-ReachabilityFireability-12
lola: time limit : 3600 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 3 (type FNDP) for 0 CANConstruction-PT-020-ReachabilityFireability-12
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 4 (type EQUN) for 0 CANConstruction-PT-020-ReachabilityFireability-12
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 6 (type SRCH) for 0 CANConstruction-PT-020-ReachabilityFireability-12
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 3 (type FNDP) for CANConstruction-PT-020-ReachabilityFireability-12
lola: result : true
lola: fired transitions : 413
lola: tried executions : 5
lola: time used : 0.000000
lola: memory pages used : 0
lola: CANCELED task # 4 (type EQUN) for CANConstruction-PT-020-ReachabilityFireability-12 (obsolete)
lola: CANCELED task # 6 (type SRCH) for CANConstruction-PT-020-ReachabilityFireability-12 (obsolete)
lola: CANCELED task # 7 (type EXCL) for CANConstruction-PT-020-ReachabilityFireability-12 (obsolete)
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
CANConstruction-PT-020-ReachabilityFireability-12: EF true findpath


Time elapsed: 0 secs. Pages in use: 2

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="CANConstruction-PT-020"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="lolaxred"
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 lolaxred"
echo " Input is CANConstruction-PT-020, 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 r039-tajo-167813692800631"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CANConstruction-PT-020.tgz
mv CANConstruction-PT-020 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 ;