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.r213-smll-167840356600207.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is HealthRecord-PT-13, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r213-smll-167840356600207
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 536K
-rw-r--r-- 1 mcc users 7.7K Feb 26 18:08 CTLCardinality.txt
-rw-r--r-- 1 mcc users 86K Feb 26 18:08 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Feb 26 18:05 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Feb 26 18:05 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 16:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:14 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:14 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Feb 26 18:09 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 159K Feb 26 18:09 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.9K Feb 26 18:08 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 56K Feb 26 18:08 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:14 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 71K 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

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1678611822450

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=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=HealthRecord-PT-13
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-12 09:03:46] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-12 09:03:46] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 09:03:46] [INFO ] Load time of PNML (sax parser for PT used): 148 ms
[2023-03-12 09:03:46] [INFO ] Transformed 161 places.
[2023-03-12 09:03:46] [INFO ] Transformed 341 transitions.
[2023-03-12 09:03:46] [INFO ] Found NUPN structural information;
[2023-03-12 09:03:46] [INFO ] Parsed PT model containing 161 places and 341 transitions and 899 arcs in 332 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 161/161 places, 341/341 transitions.
Graph (trivial) has 274 edges and 161 vertex of which 8 / 161 are part of one of the 4 SCC in 9 ms
Free SCC test removed 4 places
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Performed 66 Post agglomeration using F-continuation condition.Transition count delta: 66
Deduced a syphon composed of 66 places in 2 ms
Reduce places removed 66 places and 0 transitions.
Iterating global reduction 0 with 132 rules applied. Total rules applied 133 place count 91 transition count 243
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 134 place count 91 transition count 242
Performed 27 Post agglomeration using F-continuation condition.Transition count delta: -33
Deduced a syphon composed of 27 places in 1 ms
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 1 with 54 rules applied. Total rules applied 188 place count 64 transition count 275
Applied a total of 188 rules in 82 ms. Remains 64 /161 variables (removed 97) and now considering 275/341 (removed 66) transitions.
[2023-03-12 09:03:46] [INFO ] Flow matrix only has 222 transitions (discarded 53 similar events)
// Phase 1: matrix 222 rows 64 cols
[2023-03-12 09:03:46] [INFO ] Computed 18 place invariants in 31 ms
[2023-03-12 09:03:47] [INFO ] Implicit Places using invariants in 454 ms returned []
[2023-03-12 09:03:47] [INFO ] Flow matrix only has 222 transitions (discarded 53 similar events)
[2023-03-12 09:03:47] [INFO ] Invariant cache hit.
[2023-03-12 09:03:47] [INFO ] State equation strengthened by 84 read => feed constraints.
[2023-03-12 09:03:47] [INFO ] Implicit Places using invariants and state equation in 332 ms returned []
Implicit Place search using SMT with State Equation took 852 ms to find 0 implicit places.
[2023-03-12 09:03:47] [INFO ] Flow matrix only has 222 transitions (discarded 53 similar events)
[2023-03-12 09:03:47] [INFO ] Invariant cache hit.
[2023-03-12 09:03:47] [INFO ] Dead Transitions using invariants and state equation in 492 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 64/161 places, 275/341 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 1432 ms. Remains : 64/161 places, 275/341 transitions.
Discarding 224 transitions out of 275. Remains 51
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 1495 resets, run finished after 1034 ms. (steps per millisecond=9 ) properties (out of 50) seen :23
Incomplete Best-First random walk after 1000 steps, including 19 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 19 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 20 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 18 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 19 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 22 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 18 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 21 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 16 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 18 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 22 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 23 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 20 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 30 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 27 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1000 steps, including 12 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 21 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 19 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 16 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 21 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 20 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 18 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 23 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 17 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 18 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 20 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 21 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 27) seen :0
Running SMT prover for 27 properties.
[2023-03-12 09:03:49] [INFO ] Flow matrix only has 222 transitions (discarded 53 similar events)
[2023-03-12 09:03:49] [INFO ] Invariant cache hit.
[2023-03-12 09:03:49] [INFO ] [Real]Absence check using 10 positive place invariants in 9 ms returned sat
[2023-03-12 09:03:49] [INFO ] [Real]Absence check using 10 positive and 8 generalized place invariants in 6 ms returned sat
[2023-03-12 09:03:50] [INFO ] After 695ms SMT Verify possible using state equation in real domain returned unsat :0 sat :13 real:14
[2023-03-12 09:03:50] [INFO ] State equation strengthened by 84 read => feed constraints.
[2023-03-12 09:03:50] [INFO ] After 228ms SMT Verify possible using 84 Read/Feed constraints in real domain returned unsat :0 sat :0 real:27
[2023-03-12 09:03:50] [INFO ] After 1258ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:27
[2023-03-12 09:03:50] [INFO ] [Nat]Absence check using 10 positive place invariants in 11 ms returned sat
[2023-03-12 09:03:50] [INFO ] [Nat]Absence check using 10 positive and 8 generalized place invariants in 8 ms returned sat
[2023-03-12 09:03:51] [INFO ] After 491ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :27
[2023-03-12 09:03:51] [INFO ] After 406ms SMT Verify possible using 84 Read/Feed constraints in natural domain returned unsat :0 sat :27
[2023-03-12 09:03:52] [INFO ] After 992ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :27
Attempting to minimize the solution found.
Minimization took 450 ms.
[2023-03-12 09:03:52] [INFO ] After 2247ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :27
Fused 27 Parikh solutions to 17 different solutions.
Parikh walk visited 0 properties in 11 ms.
Support contains 40 out of 64 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 275/275 transitions.
Drop transitions removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 0 with 17 rules applied. Total rules applied 17 place count 64 transition count 258
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 22 place count 59 transition count 233
Iterating global reduction 1 with 5 rules applied. Total rules applied 27 place count 59 transition count 233
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 1 with 18 rules applied. Total rules applied 45 place count 59 transition count 215
Drop transitions removed 17 transitions
Redundant transition composition rules discarded 17 transitions
Iterating global reduction 2 with 17 rules applied. Total rules applied 62 place count 59 transition count 198
Applied a total of 62 rules in 65 ms. Remains 59 /64 variables (removed 5) and now considering 198/275 (removed 77) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65 ms. Remains : 59/64 places, 198/275 transitions.
Incomplete random walk after 1000000 steps, including 138321 resets, run finished after 26108 ms. (steps per millisecond=38 ) properties (out of 27) seen :12
Incomplete Best-First random walk after 100001 steps, including 2224 resets, run finished after 483 ms. (steps per millisecond=207 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 2225 resets, run finished after 468 ms. (steps per millisecond=213 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100000 steps, including 2782 resets, run finished after 737 ms. (steps per millisecond=135 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 1029 resets, run finished after 286 ms. (steps per millisecond=349 ) properties (out of 15) seen :8
Incomplete Best-First random walk after 100001 steps, including 2056 resets, run finished after 341 ms. (steps per millisecond=293 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 100001 steps, including 2099 resets, run finished after 352 ms. (steps per millisecond=284 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 100001 steps, including 2043 resets, run finished after 348 ms. (steps per millisecond=287 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 100001 steps, including 2060 resets, run finished after 358 ms. (steps per millisecond=279 ) properties (out of 7) seen :0
Running SMT prover for 7 properties.
[2023-03-12 09:04:22] [INFO ] Flow matrix only has 178 transitions (discarded 20 similar events)
// Phase 1: matrix 178 rows 59 cols
[2023-03-12 09:04:22] [INFO ] Computed 18 place invariants in 3 ms
[2023-03-12 09:04:22] [INFO ] [Real]Absence check using 10 positive place invariants in 6 ms returned sat
[2023-03-12 09:04:22] [INFO ] [Real]Absence check using 10 positive and 8 generalized place invariants in 4 ms returned sat
[2023-03-12 09:04:22] [INFO ] After 131ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2 real:5
[2023-03-12 09:04:22] [INFO ] State equation strengthened by 74 read => feed constraints.
[2023-03-12 09:04:22] [INFO ] After 31ms SMT Verify possible using 74 Read/Feed constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-12 09:04:22] [INFO ] After 252ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-12 09:04:22] [INFO ] [Nat]Absence check using 10 positive place invariants in 7 ms returned sat
[2023-03-12 09:04:22] [INFO ] [Nat]Absence check using 10 positive and 8 generalized place invariants in 6 ms returned sat
[2023-03-12 09:04:22] [INFO ] After 118ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2023-03-12 09:04:23] [INFO ] After 89ms SMT Verify possible using 74 Read/Feed constraints in natural domain returned unsat :0 sat :7
[2023-03-12 09:04:23] [INFO ] After 241ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :7
Attempting to minimize the solution found.
Minimization took 105 ms.
[2023-03-12 09:04:23] [INFO ] After 555ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :7
Fused 7 Parikh solutions to 6 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 17 out of 59 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 59/59 places, 198/198 transitions.
Graph (complete) has 341 edges and 59 vertex of which 50 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.3 ms
Discarding 9 places :
Also discarding 0 output transitions
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 3 place count 48 transition count 193
Iterating global reduction 0 with 2 rules applied. Total rules applied 5 place count 48 transition count 193
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 6 place count 48 transition count 192
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 8 place count 47 transition count 198
Drop transitions removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 1 with 4 rules applied. Total rules applied 12 place count 47 transition count 194
Partial Free-agglomeration rule applied 13 times.
Drop transitions removed 13 transitions
Iterating global reduction 1 with 13 rules applied. Total rules applied 25 place count 47 transition count 194
Applied a total of 25 rules in 57 ms. Remains 47 /59 variables (removed 12) and now considering 194/198 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57 ms. Remains : 47/59 places, 194/198 transitions.
Incomplete random walk after 1000000 steps, including 166952 resets, run finished after 19616 ms. (steps per millisecond=50 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000000 steps, including 21750 resets, run finished after 2890 ms. (steps per millisecond=346 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000001 steps, including 21711 resets, run finished after 2835 ms. (steps per millisecond=352 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000001 steps, including 26096 resets, run finished after 3208 ms. (steps per millisecond=311 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000001 steps, including 14086 resets, run finished after 2602 ms. (steps per millisecond=384 ) properties (out of 7) seen :1
Incomplete Best-First random walk after 1000001 steps, including 14154 resets, run finished after 2484 ms. (steps per millisecond=402 ) properties (out of 6) seen :1
Incomplete Best-First random walk after 1000001 steps, including 14139 resets, run finished after 2453 ms. (steps per millisecond=407 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2023-03-12 09:04:59] [INFO ] Flow matrix only has 174 transitions (discarded 20 similar events)
// Phase 1: matrix 174 rows 47 cols
[2023-03-12 09:04:59] [INFO ] Computed 9 place invariants in 7 ms
[2023-03-12 09:04:59] [INFO ] [Real]Absence check using 1 positive place invariants in 5 ms returned sat
[2023-03-12 09:04:59] [INFO ] [Real]Absence check using 1 positive and 8 generalized place invariants in 5 ms returned sat
[2023-03-12 09:04:59] [INFO ] After 107ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2 real:3
[2023-03-12 09:04:59] [INFO ] State equation strengthened by 69 read => feed constraints.
[2023-03-12 09:04:59] [INFO ] After 26ms SMT Verify possible using 69 Read/Feed constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-12 09:04:59] [INFO ] After 208ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-12 09:04:59] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-12 09:04:59] [INFO ] [Nat]Absence check using 1 positive and 8 generalized place invariants in 4 ms returned sat
[2023-03-12 09:04:59] [INFO ] After 100ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-12 09:04:59] [INFO ] After 62ms SMT Verify possible using 69 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-12 09:04:59] [INFO ] After 145ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 63 ms.
[2023-03-12 09:05:00] [INFO ] After 358ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Fused 5 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 15 out of 47 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 47/47 places, 194/194 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 46 transition count 190
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 46 transition count 190
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 45 transition count 180
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 45 transition count 180
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 44 transition count 177
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 44 transition count 177
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 44 transition count 171
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 13 place count 44 transition count 171
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 14 place count 43 transition count 167
Iterating global reduction 1 with 1 rules applied. Total rules applied 15 place count 43 transition count 167
Applied a total of 15 rules in 44 ms. Remains 43 /47 variables (removed 4) and now considering 167/194 (removed 27) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44 ms. Remains : 43/47 places, 167/194 transitions.
Incomplete random walk after 1000000 steps, including 167117 resets, run finished after 17444 ms. (steps per millisecond=57 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 21817 resets, run finished after 2529 ms. (steps per millisecond=395 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 21749 resets, run finished after 2588 ms. (steps per millisecond=386 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 26142 resets, run finished after 3015 ms. (steps per millisecond=331 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 14710 resets, run finished after 2417 ms. (steps per millisecond=413 ) properties (out of 5) seen :1
Running SMT prover for 4 properties.
[2023-03-12 09:05:28] [INFO ] Flow matrix only has 149 transitions (discarded 18 similar events)
// Phase 1: matrix 149 rows 43 cols
[2023-03-12 09:05:28] [INFO ] Computed 9 place invariants in 4 ms
[2023-03-12 09:05:28] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-12 09:05:28] [INFO ] [Real]Absence check using 1 positive and 8 generalized place invariants in 4 ms returned sat
[2023-03-12 09:05:28] [INFO ] After 111ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2 real:2
[2023-03-12 09:05:28] [INFO ] State equation strengthened by 58 read => feed constraints.
[2023-03-12 09:05:28] [INFO ] After 30ms SMT Verify possible using 58 Read/Feed constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-12 09:05:28] [INFO ] After 199ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-12 09:05:28] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-12 09:05:28] [INFO ] [Nat]Absence check using 1 positive and 8 generalized place invariants in 5 ms returned sat
[2023-03-12 09:05:28] [INFO ] After 110ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-12 09:05:28] [INFO ] After 66ms SMT Verify possible using 58 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-12 09:05:28] [INFO ] After 146ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 58 ms.
[2023-03-12 09:05:28] [INFO ] After 376ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Fused 4 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 14 out of 43 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 43/43 places, 167/167 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 43 transition count 167
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 42 transition count 163
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 42 transition count 163
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 4 place count 41 transition count 153
Iterating global reduction 0 with 1 rules applied. Total rules applied 5 place count 41 transition count 153
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 6 place count 40 transition count 150
Iterating global reduction 0 with 1 rules applied. Total rules applied 7 place count 40 transition count 150
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 13 place count 40 transition count 144
Applied a total of 13 rules in 24 ms. Remains 40 /43 variables (removed 3) and now considering 144/167 (removed 23) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 40/43 places, 144/167 transitions.
Incomplete random walk after 1000000 steps, including 167412 resets, run finished after 16224 ms. (steps per millisecond=61 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 21861 resets, run finished after 2382 ms. (steps per millisecond=419 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 21840 resets, run finished after 2394 ms. (steps per millisecond=417 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 26125 resets, run finished after 3065 ms. (steps per millisecond=326 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 14773 resets, run finished after 2032 ms. (steps per millisecond=492 ) properties (out of 4) seen :1
Running SMT prover for 3 properties.
[2023-03-12 09:05:54] [INFO ] Flow matrix only has 128 transitions (discarded 16 similar events)
// Phase 1: matrix 128 rows 40 cols
[2023-03-12 09:05:54] [INFO ] Computed 9 place invariants in 1 ms
[2023-03-12 09:05:54] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-12 09:05:54] [INFO ] [Real]Absence check using 1 positive and 8 generalized place invariants in 4 ms returned sat
[2023-03-12 09:05:54] [INFO ] After 69ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2 real:1
[2023-03-12 09:05:54] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-12 09:05:54] [INFO ] After 19ms SMT Verify possible using 48 Read/Feed constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-12 09:05:54] [INFO ] After 130ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-12 09:05:54] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-12 09:05:54] [INFO ] [Nat]Absence check using 1 positive and 8 generalized place invariants in 3 ms returned sat
[2023-03-12 09:05:55] [INFO ] After 59ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-12 09:05:55] [INFO ] After 34ms SMT Verify possible using 48 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-12 09:05:55] [INFO ] After 69ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 26 ms.
[2023-03-12 09:05:55] [INFO ] After 194ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 12 out of 40 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 40/40 places, 144/144 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 40 transition count 144
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 39 transition count 140
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 39 transition count 140
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 4 place count 38 transition count 130
Iterating global reduction 0 with 1 rules applied. Total rules applied 5 place count 38 transition count 130
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 6 place count 37 transition count 127
Iterating global reduction 0 with 1 rules applied. Total rules applied 7 place count 37 transition count 127
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 13 place count 37 transition count 121
Applied a total of 13 rules in 11 ms. Remains 37 /40 variables (removed 3) and now considering 121/144 (removed 23) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 37/40 places, 121/144 transitions.
Incomplete random walk after 1000000 steps, including 167450 resets, run finished after 11445 ms. (steps per millisecond=87 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 21837 resets, run finished after 1801 ms. (steps per millisecond=555 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 21941 resets, run finished after 1795 ms. (steps per millisecond=557 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 26153 resets, run finished after 2120 ms. (steps per millisecond=471 ) properties (out of 3) seen :0
Finished probabilistic random walk after 1888 steps, run visited all 3 properties in 24 ms. (steps per millisecond=78 )
Probabilistic random walk after 1888 steps, saw 761 distinct states, run finished after 25 ms. (steps per millisecond=75 ) properties seen :3
Able to resolve query QuasiLiveness after proving 51 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 146228 ms.
ITS solved all properties within timeout

BK_STOP 1678611973293

--------------------
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 QuasiLiveness -timeout 180 -rebuildPNML

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="HealthRecord-PT-13"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 HealthRecord-PT-13, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r213-smll-167840356600207"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HealthRecord-PT-13.tgz
mv HealthRecord-PT-13 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;