Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r359-smll-167891808700294.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is SafeBus-PT-20, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r359-smll-167891808700294
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 21M
-rw-r--r-- 1 mcc users 94K Feb 26 02:45 CTLCardinality.txt
-rw-r--r-- 1 mcc users 478K Feb 26 02:45 CTLCardinality.xml
-rw-r--r-- 1 mcc users 709K Feb 26 02:36 CTLFireability.txt
-rw-r--r-- 1 mcc users 2.9M Feb 26 02:36 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 38K Feb 25 16:49 LTLCardinality.txt
-rw-r--r-- 1 mcc users 150K Feb 25 16:49 LTLCardinality.xml
-rw-r--r-- 1 mcc users 102K Feb 25 16:49 LTLFireability.txt
-rw-r--r-- 1 mcc users 391K Feb 25 16:49 LTLFireability.xml
-rw-r--r-- 1 mcc users 85K Feb 26 04:06 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 483K Feb 26 04:06 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 1.5M Feb 26 04:00 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 5.8M Feb 26 04:00 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 7.0K Feb 25 16:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 20K Feb 25 16:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 7.8M Mar 5 18:23 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME SafeBus-PT-20-ReachabilityCardinality-00
FORMULA_NAME SafeBus-PT-20-ReachabilityCardinality-01
FORMULA_NAME SafeBus-PT-20-ReachabilityCardinality-02
FORMULA_NAME SafeBus-PT-20-ReachabilityCardinality-03
FORMULA_NAME SafeBus-PT-20-ReachabilityCardinality-04
FORMULA_NAME SafeBus-PT-20-ReachabilityCardinality-05
FORMULA_NAME SafeBus-PT-20-ReachabilityCardinality-06
FORMULA_NAME SafeBus-PT-20-ReachabilityCardinality-07
FORMULA_NAME SafeBus-PT-20-ReachabilityCardinality-08
FORMULA_NAME SafeBus-PT-20-ReachabilityCardinality-09
FORMULA_NAME SafeBus-PT-20-ReachabilityCardinality-10
FORMULA_NAME SafeBus-PT-20-ReachabilityCardinality-11
FORMULA_NAME SafeBus-PT-20-ReachabilityCardinality-12
FORMULA_NAME SafeBus-PT-20-ReachabilityCardinality-13
FORMULA_NAME SafeBus-PT-20-ReachabilityCardinality-14
FORMULA_NAME SafeBus-PT-20-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1679068351383

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=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SafeBus-PT-20
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-17 15:52:34] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -timeout, 360, -rebuildPNML]
[2023-03-17 15:52:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-17 15:52:36] [INFO ] Load time of PNML (sax parser for PT used): 923 ms
[2023-03-17 15:52:36] [INFO ] Transformed 1026 places.
[2023-03-17 15:52:36] [INFO ] Transformed 10461 transitions.
[2023-03-17 15:52:36] [INFO ] Parsed PT model containing 1026 places and 10461 transitions and 77364 arcs in 1365 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 65 ms.
Working with output stream class java.io.PrintStream
Reduce places removed 20 places and 0 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1722 ms. (steps per millisecond=5 ) properties (out of 16) seen :3
FORMULA SafeBus-PT-20-ReachabilityCardinality-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SafeBus-PT-20-ReachabilityCardinality-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SafeBus-PT-20-ReachabilityCardinality-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 220 ms. (steps per millisecond=45 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 204 ms. (steps per millisecond=49 ) properties (out of 13) seen :1
FORMULA SafeBus-PT-20-ReachabilityCardinality-12 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 119 ms. (steps per millisecond=84 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 360 ms. (steps per millisecond=27 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 704 ms. (steps per millisecond=14 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 250 ms. (steps per millisecond=40 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 188 ms. (steps per millisecond=53 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 212 ms. (steps per millisecond=47 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 222 ms. (steps per millisecond=45 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 189 ms. (steps per millisecond=52 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 207 ms. (steps per millisecond=48 ) properties (out of 12) seen :0
Running SMT prover for 12 properties.
[2023-03-17 15:52:41] [INFO ] Flow matrix only has 2482 transitions (discarded 7979 similar events)
// Phase 1: matrix 2482 rows 1006 cols
[2023-03-17 15:52:41] [INFO ] Computed 85 place invariants in 234 ms
[2023-03-17 15:52:44] [INFO ] [Real]Absence check using 44 positive place invariants in 44 ms returned sat
[2023-03-17 15:52:44] [INFO ] [Real]Absence check using 44 positive and 41 generalized place invariants in 43 ms returned sat
[2023-03-17 15:52:44] [INFO ] After 1189ms SMT Verify possible using all constraints in real domain returned unsat :3 sat :0 real:9
[2023-03-17 15:52:45] [INFO ] [Nat]Absence check using 44 positive place invariants in 33 ms returned sat
[2023-03-17 15:52:45] [INFO ] [Nat]Absence check using 44 positive and 41 generalized place invariants in 30 ms returned sat
[2023-03-17 15:52:47] [INFO ] After 2290ms SMT Verify possible using state equation in natural domain returned unsat :11 sat :1
[2023-03-17 15:52:47] [INFO ] State equation strengthened by 421 read => feed constraints.
[2023-03-17 15:52:49] [INFO ] After 2121ms SMT Verify possible using 421 Read/Feed constraints in natural domain returned unsat :11 sat :1
[2023-03-17 15:52:52] [INFO ] After 4483ms SMT Verify possible using trap constraints in natural domain returned unsat :11 sat :1
Attempting to minimize the solution found.
Minimization took 948 ms.
[2023-03-17 15:52:53] [INFO ] After 8560ms SMT Verify possible using all constraints in natural domain returned unsat :11 sat :1
FORMULA SafeBus-PT-20-ReachabilityCardinality-14 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SafeBus-PT-20-ReachabilityCardinality-11 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SafeBus-PT-20-ReachabilityCardinality-10 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SafeBus-PT-20-ReachabilityCardinality-08 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SafeBus-PT-20-ReachabilityCardinality-07 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SafeBus-PT-20-ReachabilityCardinality-05 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SafeBus-PT-20-ReachabilityCardinality-04 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SafeBus-PT-20-ReachabilityCardinality-03 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SafeBus-PT-20-ReachabilityCardinality-02 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SafeBus-PT-20-ReachabilityCardinality-01 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SafeBus-PT-20-ReachabilityCardinality-00 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 12 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 10 ms.
Support contains 54 out of 1006 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1006/1006 places, 10461/10461 transitions.
Free-agglomeration rule (complex) applied 17 times.
Iterating global reduction 0 with 17 rules applied. Total rules applied 17 place count 1006 transition count 10444
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 0 with 17 rules applied. Total rules applied 34 place count 989 transition count 10444
Applied a total of 34 rules in 14314 ms. Remains 989 /1006 variables (removed 17) and now considering 10444/10461 (removed 17) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14318 ms. Remains : 989/1006 places, 10444/10461 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 429 ms. (steps per millisecond=23 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 48398 steps, run timeout after 3001 ms. (steps per millisecond=16 ) properties seen :{}
Probabilistic random walk after 48398 steps, saw 33621 distinct states, run finished after 3003 ms. (steps per millisecond=16 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 15:53:10] [INFO ] Flow matrix only has 2465 transitions (discarded 7979 similar events)
// Phase 1: matrix 2465 rows 989 cols
[2023-03-17 15:53:11] [INFO ] Computed 85 place invariants in 107 ms
[2023-03-17 15:53:11] [INFO ] After 202ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-17 15:53:11] [INFO ] [Nat]Absence check using 44 positive place invariants in 36 ms returned sat
[2023-03-17 15:53:11] [INFO ] [Nat]Absence check using 44 positive and 41 generalized place invariants in 42 ms returned sat
[2023-03-17 15:53:14] [INFO ] After 3156ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-17 15:53:14] [INFO ] State equation strengthened by 421 read => feed constraints.
[2023-03-17 15:53:17] [INFO ] After 2706ms SMT Verify possible using 421 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-17 15:53:19] [INFO ] After 4025ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 573 ms.
[2023-03-17 15:53:19] [INFO ] After 8268ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 6 ms.
Support contains 54 out of 989 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 989/989 places, 10444/10444 transitions.
Applied a total of 0 rules in 6721 ms. Remains 989 /989 variables (removed 0) and now considering 10444/10444 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6721 ms. Remains : 989/989 places, 10444/10444 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 989/989 places, 10444/10444 transitions.
Applied a total of 0 rules in 7377 ms. Remains 989 /989 variables (removed 0) and now considering 10444/10444 (removed 0) transitions.
[2023-03-17 15:53:33] [INFO ] Flow matrix only has 2465 transitions (discarded 7979 similar events)
[2023-03-17 15:53:33] [INFO ] Invariant cache hit.
[2023-03-17 15:53:38] [INFO ] Implicit Places using invariants in 4773 ms returned [926, 927, 928, 929, 930, 931, 932, 933, 934, 935, 936, 937, 938, 939, 940, 941, 942, 943, 944, 945]
Discarding 20 places :
Implicit Place search using SMT only with invariants took 4795 ms to find 20 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 969/989 places, 10444/10444 transitions.
Applied a total of 0 rules in 7089 ms. Remains 969 /969 variables (removed 0) and now considering 10444/10444 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 19263 ms. Remains : 969/989 places, 10444/10444 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 396 ms. (steps per millisecond=25 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 112 ms. (steps per millisecond=89 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 52946 steps, run timeout after 3001 ms. (steps per millisecond=17 ) properties seen :{}
Probabilistic random walk after 52946 steps, saw 36770 distinct states, run finished after 3002 ms. (steps per millisecond=17 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 15:53:49] [INFO ] Flow matrix only has 2465 transitions (discarded 7979 similar events)
// Phase 1: matrix 2465 rows 969 cols
[2023-03-17 15:53:49] [INFO ] Computed 65 place invariants in 64 ms
[2023-03-17 15:53:49] [INFO ] After 256ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-17 15:53:49] [INFO ] [Nat]Absence check using 24 positive place invariants in 28 ms returned sat
[2023-03-17 15:53:49] [INFO ] [Nat]Absence check using 24 positive and 41 generalized place invariants in 47 ms returned sat
[2023-03-17 15:53:51] [INFO ] After 1951ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-17 15:53:52] [INFO ] State equation strengthened by 421 read => feed constraints.
[2023-03-17 15:53:53] [INFO ] After 1557ms SMT Verify possible using 421 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-17 15:53:56] [INFO ] After 4041ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 3655 ms.
[2023-03-17 15:53:59] [INFO ] After 10281ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 54 out of 969 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 969/969 places, 10444/10444 transitions.
Applied a total of 0 rules in 6668 ms. Remains 969 /969 variables (removed 0) and now considering 10444/10444 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6669 ms. Remains : 969/969 places, 10444/10444 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 969/969 places, 10444/10444 transitions.
Applied a total of 0 rules in 6496 ms. Remains 969 /969 variables (removed 0) and now considering 10444/10444 (removed 0) transitions.
[2023-03-17 15:54:12] [INFO ] Flow matrix only has 2465 transitions (discarded 7979 similar events)
[2023-03-17 15:54:12] [INFO ] Invariant cache hit.
[2023-03-17 15:54:17] [INFO ] Implicit Places using invariants in 4572 ms returned []
Implicit Place search using SMT only with invariants took 4584 ms to find 0 implicit places.
[2023-03-17 15:54:17] [INFO ] Flow matrix only has 2465 transitions (discarded 7979 similar events)
[2023-03-17 15:54:17] [INFO ] Invariant cache hit.
[2023-03-17 15:54:29] [INFO ] Dead Transitions using invariants and state equation in 12406 ms found 400 transitions.
Found 400 dead transitions using SMT.
Drop transitions removed 400 transitions
Dead transitions reduction (with SMT) removed 400 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 969/969 places, 10044/10444 transitions.
Applied a total of 0 rules in 5998 ms. Remains 969 /969 variables (removed 0) and now considering 10044/10044 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 29495 ms. Remains : 969/969 places, 10044/10444 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 391 ms. (steps per millisecond=25 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 53815 steps, run timeout after 3001 ms. (steps per millisecond=17 ) properties seen :{}
Probabilistic random walk after 53815 steps, saw 37348 distinct states, run finished after 3001 ms. (steps per millisecond=17 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 15:54:39] [INFO ] Flow matrix only has 2465 transitions (discarded 7579 similar events)
// Phase 1: matrix 2465 rows 969 cols
[2023-03-17 15:54:39] [INFO ] Computed 65 place invariants in 55 ms
[2023-03-17 15:54:39] [INFO ] After 158ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-17 15:54:39] [INFO ] [Nat]Absence check using 24 positive place invariants in 29 ms returned sat
[2023-03-17 15:54:39] [INFO ] [Nat]Absence check using 24 positive and 41 generalized place invariants in 43 ms returned sat
[2023-03-17 15:54:42] [INFO ] After 2281ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-17 15:54:42] [INFO ] State equation strengthened by 421 read => feed constraints.
[2023-03-17 15:54:44] [INFO ] After 1604ms SMT Verify possible using 421 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-17 15:54:45] [INFO ] After 2767ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 719 ms.
[2023-03-17 15:54:45] [INFO ] After 6225ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 54 out of 969 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 969/969 places, 10044/10044 transitions.
Applied a total of 0 rules in 6030 ms. Remains 969 /969 variables (removed 0) and now considering 10044/10044 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6030 ms. Remains : 969/969 places, 10044/10044 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 969/969 places, 10044/10044 transitions.
Applied a total of 0 rules in 6393 ms. Remains 969 /969 variables (removed 0) and now considering 10044/10044 (removed 0) transitions.
[2023-03-17 15:54:58] [INFO ] Flow matrix only has 2465 transitions (discarded 7579 similar events)
[2023-03-17 15:54:58] [INFO ] Invariant cache hit.
[2023-03-17 15:55:02] [INFO ] Implicit Places using invariants in 4540 ms returned []
Implicit Place search using SMT only with invariants took 4542 ms to find 0 implicit places.
[2023-03-17 15:55:02] [INFO ] Flow matrix only has 2465 transitions (discarded 7579 similar events)
[2023-03-17 15:55:02] [INFO ] Invariant cache hit.
[2023-03-17 15:55:12] [INFO ] Dead Transitions using invariants and state equation in 9183 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20125 ms. Remains : 969/969 places, 10044/10044 transitions.
Ensure Unique test removed 7579 transitions
Reduce isomorphic transitions removed 7579 transitions.
Iterating post reduction 0 with 7579 rules applied. Total rules applied 7579 place count 969 transition count 2465
Discarding 344 places :
Symmetric choice reduction at 1 with 344 rule applications. Total rules 7923 place count 625 transition count 2121
Iterating global reduction 1 with 344 rules applied. Total rules applied 8267 place count 625 transition count 2121
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 2 places and 0 transitions.
Iterating global reduction 1 with 3 rules applied. Total rules applied 8270 place count 623 transition count 2120
Graph (trivial) has 55 edges and 623 vertex of which 20 / 623 are part of one of the 1 SCC in 4 ms
Free SCC test removed 19 places
Iterating global reduction 1 with 1 rules applied. Total rules applied 8271 place count 604 transition count 2120
Drop transitions removed 55 transitions
Ensure Unique test removed 308 transitions
Reduce isomorphic transitions removed 363 transitions.
Iterating post reduction 1 with 363 rules applied. Total rules applied 8634 place count 604 transition count 1757
Drop transitions removed 20 transitions
Redundant transition composition rules discarded 20 transitions
Iterating global reduction 2 with 20 rules applied. Total rules applied 8654 place count 604 transition count 1737
Applied a total of 8654 rules in 293 ms. Remains 604 /969 variables (removed 365) and now considering 1737/10044 (removed 8307) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 1737 rows 604 cols
[2023-03-17 15:55:12] [INFO ] Computed 64 place invariants in 33 ms
[2023-03-17 15:55:12] [INFO ] After 225ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-17 15:55:12] [INFO ] [Nat]Absence check using 23 positive place invariants in 17 ms returned sat
[2023-03-17 15:55:12] [INFO ] [Nat]Absence check using 23 positive and 41 generalized place invariants in 33 ms returned sat
[2023-03-17 15:55:14] [INFO ] After 1304ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-17 15:55:14] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-17 15:55:14] [INFO ] After 356ms SMT Verify possible using 18 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-17 15:55:14] [INFO ] After 647ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 450 ms.
[2023-03-17 15:55:15] [INFO ] After 2625ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2023-03-17 15:55:15] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityCardinality.sr.xml took 4 ms.
[2023-03-17 15:55:15] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 969 places, 10044 transitions and 72170 arcs took 78 ms.
[2023-03-17 15:55:17] [INFO ] Flatten gal took : 1262 ms
Total runtime 162367 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT SafeBus-PT-20
BK_EXAMINATION: ReachabilityCardinality
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/372
ReachabilityCardinality

FORMULA SafeBus-PT-20-ReachabilityCardinality-15 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1679068577299

--------------------
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 ReachabilityCardinality -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/372/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/372/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/372/ReachabilityCardinality.xml
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 2.000000 secs.
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY

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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: LAUNCH task # 8 (type EXCL) for 0 SafeBus-PT-20-ReachabilityCardinality-15
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lola: LAUNCH task # 4 (type FNDP) for 0 SafeBus-PT-20-ReachabilityCardinality-15
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lola: LAUNCH task # 7 (type SRCH) for 0 SafeBus-PT-20-ReachabilityCardinality-15
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
sara: try reading problem file /home/mcc/execution/372/ReachabilityCardinality-5.sara.
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4 EF FNDP 2/1794 0/5 SafeBus-PT-20-ReachabilityCardinality-15 6533 t fired, 1 attempts, .
5 EF STEQ 2/3589 0/5 SafeBus-PT-20-ReachabilityCardinality-15 sara is running.
7 EF SRCH 2/3589 1/5 SafeBus-PT-20-ReachabilityCardinality-15 5552 m, 1110 m/sec, 5731 t fired, .
8 EF EXCL 2/3589 1/32 SafeBus-PT-20-ReachabilityCardinality-15 506 m, 101 m/sec, 511 t fired, .

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7 EF SRCH 7/3587 1/5 SafeBus-PT-20-ReachabilityCardinality-15 21175 m, 3124 m/sec, 22884 t fired, .
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4 EF FNDP 12/1787 0/5 SafeBus-PT-20-ReachabilityCardinality-15 42244 t fired, 1 attempts, .
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7 EF SRCH 12/3582 1/5 SafeBus-PT-20-ReachabilityCardinality-15 36290 m, 3023 m/sec, 39829 t fired, .
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4 EF FNDP 17/1782 0/5 SafeBus-PT-20-ReachabilityCardinality-15 59050 t fired, 1 attempts, .
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7 EF SRCH 17/3577 1/5 SafeBus-PT-20-ReachabilityCardinality-15 50939 m, 2929 m/sec, 56582 t fired, .
8 EF EXCL 17/3589 1/32 SafeBus-PT-20-ReachabilityCardinality-15 4460 m, 279 m/sec, 5029 t fired, .

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sara: place or transition ordering is non-deterministic
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4 EF FNDP 22/1777 0/5 SafeBus-PT-20-ReachabilityCardinality-15 76002 t fired, 1 attempts, .
5 EF STEQ 22/3572 0/5 SafeBus-PT-20-ReachabilityCardinality-15 sara is running.
7 EF SRCH 22/3572 1/5 SafeBus-PT-20-ReachabilityCardinality-15 65825 m, 2977 m/sec, 73958 t fired, .
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4 EF FNDP 27/1772 0/5 SafeBus-PT-20-ReachabilityCardinality-15 93515 t fired, 1 attempts, .
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4 EF FNDP 32/1767 0/5 SafeBus-PT-20-ReachabilityCardinality-15 110677 t fired, 1 attempts, .
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4 EF FNDP 37/1762 0/5 SafeBus-PT-20-ReachabilityCardinality-15 128291 t fired, 1 attempts, .
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4 EF FNDP 42/1757 0/5 SafeBus-PT-20-ReachabilityCardinality-15 145295 t fired, 1 attempts, .
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4 EF FNDP 47/1752 0/5 SafeBus-PT-20-ReachabilityCardinality-15 161999 t fired, 1 attempts, .
5 EF STEQ 47/3547 0/5 SafeBus-PT-20-ReachabilityCardinality-15 sara is running.
7 EF SRCH 47/3547 2/5 SafeBus-PT-20-ReachabilityCardinality-15 139778 m, 2967 m/sec, 161967 t fired, .
8 EF EXCL 47/3589 1/32 SafeBus-PT-20-ReachabilityCardinality-15 12685 m, 278 m/sec, 15043 t fired, .

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lola: result : true
lola: fired transitions : 166286
lola: tried executions : 1
lola: time used : 49.000000
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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="SafeBus-PT-20"
export BK_EXAMINATION="ReachabilityCardinality"
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 SafeBus-PT-20, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r359-smll-167891808700294"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SafeBus-PT-20.tgz
mv SafeBus-PT-20 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;