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.r151-smll-167819437300013.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is Dekker-PT-020, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r151-smll-167819437300013
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 672K
-rw-r--r-- 1 mcc users 6.3K Feb 26 01:42 CTLCardinality.txt
-rw-r--r-- 1 mcc users 60K Feb 26 01:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Feb 26 01:41 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Feb 26 01:41 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 15:56 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 15:56 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Feb 25 15:56 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 15:56 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Feb 26 01:43 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 160K Feb 26 01:43 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.2K Feb 26 01:43 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 30K Feb 26 01:43 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 15:56 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 15:56 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 247K 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 StableMarking

=== Now, execution of the tool begins

BK_START 1678384505054

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Dekker-PT-020
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-09 17:55:08] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -timeout, 180, -rebuildPNML]
[2023-03-09 17:55:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-09 17:55:08] [INFO ] Load time of PNML (sax parser for PT used): 176 ms
[2023-03-09 17:55:08] [INFO ] Transformed 100 places.
[2023-03-09 17:55:08] [INFO ] Transformed 440 transitions.
[2023-03-09 17:55:08] [INFO ] Found NUPN structural information;
[2023-03-09 17:55:08] [INFO ] Parsed PT model containing 100 places and 440 transitions and 3240 arcs in 334 ms.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 906 ms. (steps per millisecond=11 ) properties (out of 100) seen :80
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 20) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 19) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 17) seen :1
Running SMT prover for 16 properties.
[2023-03-09 17:55:10] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
// Phase 1: matrix 80 rows 100 cols
[2023-03-09 17:55:10] [INFO ] Computed 60 place invariants in 14 ms
[2023-03-09 17:55:10] [INFO ] After 333ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:16
[2023-03-09 17:55:10] [INFO ] [Nat]Absence check using 40 positive place invariants in 37 ms returned sat
[2023-03-09 17:55:10] [INFO ] [Nat]Absence check using 40 positive and 20 generalized place invariants in 12 ms returned sat
[2023-03-09 17:55:11] [INFO ] After 246ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :16
[2023-03-09 17:55:11] [INFO ] State equation strengthened by 20 read => feed constraints.
[2023-03-09 17:55:11] [INFO ] After 142ms SMT Verify possible using 20 Read/Feed constraints in natural domain returned unsat :0 sat :16
[2023-03-09 17:55:11] [INFO ] After 438ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :16
Attempting to minimize the solution found.
Minimization took 170 ms.
[2023-03-09 17:55:11] [INFO ] After 1219ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :16
Fused 16 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 8 ms.
Support contains 16 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 440/440 transitions.
Applied a total of 0 rules in 102 ms. Remains 100 /100 variables (removed 0) and now considering 440/440 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 103 ms. Remains : 100/100 places, 440/440 transitions.
Interrupted random walk after 968606 steps, including 2 resets, run timeout after 30001 ms. (steps per millisecond=32 ) properties seen 2
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2213 ms. (steps per millisecond=451 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2223 ms. (steps per millisecond=449 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2131 ms. (steps per millisecond=469 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2152 ms. (steps per millisecond=464 ) properties (out of 14) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2139 ms. (steps per millisecond=467 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2253 ms. (steps per millisecond=443 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2338 ms. (steps per millisecond=427 ) properties (out of 13) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2168 ms. (steps per millisecond=461 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2176 ms. (steps per millisecond=459 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2561 ms. (steps per millisecond=390 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1990 ms. (steps per millisecond=502 ) properties (out of 12) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1982 ms. (steps per millisecond=504 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2060 ms. (steps per millisecond=485 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2009 ms. (steps per millisecond=497 ) properties (out of 11) seen :1
Running SMT prover for 10 properties.
[2023-03-09 17:56:12] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
[2023-03-09 17:56:12] [INFO ] Invariant cache hit.
[2023-03-09 17:56:12] [INFO ] After 89ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:10
[2023-03-09 17:56:12] [INFO ] [Nat]Absence check using 40 positive place invariants in 18 ms returned sat
[2023-03-09 17:56:12] [INFO ] [Nat]Absence check using 40 positive and 20 generalized place invariants in 10 ms returned sat
[2023-03-09 17:56:12] [INFO ] After 179ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :10
[2023-03-09 17:56:12] [INFO ] State equation strengthened by 20 read => feed constraints.
[2023-03-09 17:56:12] [INFO ] After 110ms SMT Verify possible using 20 Read/Feed constraints in natural domain returned unsat :0 sat :10
[2023-03-09 17:56:12] [INFO ] After 251ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :10
Attempting to minimize the solution found.
Minimization took 91 ms.
[2023-03-09 17:56:12] [INFO ] After 696ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :10
Fused 10 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 2 ms.
Support contains 10 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 440/440 transitions.
Applied a total of 0 rules in 56 ms. Remains 100 /100 variables (removed 0) and now considering 440/440 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56 ms. Remains : 100/100 places, 440/440 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 26361 ms. (steps per millisecond=37 ) properties (out of 10) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1901 ms. (steps per millisecond=526 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1853 ms. (steps per millisecond=539 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1945 ms. (steps per millisecond=514 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1947 ms. (steps per millisecond=513 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1939 ms. (steps per millisecond=515 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1933 ms. (steps per millisecond=517 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1967 ms. (steps per millisecond=508 ) properties (out of 9) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1960 ms. (steps per millisecond=510 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1955 ms. (steps per millisecond=511 ) properties (out of 8) seen :0
Running SMT prover for 8 properties.
[2023-03-09 17:56:56] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
[2023-03-09 17:56:56] [INFO ] Invariant cache hit.
[2023-03-09 17:56:56] [INFO ] After 83ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2023-03-09 17:56:56] [INFO ] [Nat]Absence check using 40 positive place invariants in 14 ms returned sat
[2023-03-09 17:56:56] [INFO ] [Nat]Absence check using 40 positive and 20 generalized place invariants in 7 ms returned sat
[2023-03-09 17:56:57] [INFO ] After 116ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :8
[2023-03-09 17:56:57] [INFO ] State equation strengthened by 20 read => feed constraints.
[2023-03-09 17:56:57] [INFO ] After 65ms SMT Verify possible using 20 Read/Feed constraints in natural domain returned unsat :0 sat :8
[2023-03-09 17:56:57] [INFO ] After 166ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :8
Attempting to minimize the solution found.
Minimization took 66 ms.
[2023-03-09 17:56:57] [INFO ] After 489ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :8
Fused 8 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 2 ms.
Support contains 8 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 440/440 transitions.
Applied a total of 0 rules in 46 ms. Remains 100 /100 variables (removed 0) and now considering 440/440 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46 ms. Remains : 100/100 places, 440/440 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 25193 ms. (steps per millisecond=39 ) properties (out of 8) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1728 ms. (steps per millisecond=578 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1721 ms. (steps per millisecond=581 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1717 ms. (steps per millisecond=582 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1719 ms. (steps per millisecond=581 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1728 ms. (steps per millisecond=578 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1722 ms. (steps per millisecond=580 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1726 ms. (steps per millisecond=579 ) properties (out of 7) seen :0
Running SMT prover for 7 properties.
[2023-03-09 17:57:34] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
[2023-03-09 17:57:34] [INFO ] Invariant cache hit.
[2023-03-09 17:57:34] [INFO ] After 74ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-09 17:57:34] [INFO ] [Nat]Absence check using 40 positive place invariants in 12 ms returned sat
[2023-03-09 17:57:34] [INFO ] [Nat]Absence check using 40 positive and 20 generalized place invariants in 5 ms returned sat
[2023-03-09 17:57:34] [INFO ] After 82ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2023-03-09 17:57:34] [INFO ] State equation strengthened by 20 read => feed constraints.
[2023-03-09 17:57:35] [INFO ] After 48ms SMT Verify possible using 20 Read/Feed constraints in natural domain returned unsat :0 sat :7
[2023-03-09 17:57:35] [INFO ] After 121ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :7
Attempting to minimize the solution found.
Minimization took 43 ms.
[2023-03-09 17:57:35] [INFO ] After 357ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :7
Fused 7 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 7 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 440/440 transitions.
Applied a total of 0 rules in 21 ms. Remains 100 /100 variables (removed 0) and now considering 440/440 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 100/100 places, 440/440 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 23700 ms. (steps per millisecond=42 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1729 ms. (steps per millisecond=578 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1893 ms. (steps per millisecond=528 ) properties (out of 7) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1719 ms. (steps per millisecond=581 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1723 ms. (steps per millisecond=580 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1730 ms. (steps per millisecond=578 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1724 ms. (steps per millisecond=580 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1728 ms. (steps per millisecond=578 ) properties (out of 6) seen :0
Running SMT prover for 6 properties.
[2023-03-09 17:58:11] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
[2023-03-09 17:58:11] [INFO ] Invariant cache hit.
[2023-03-09 17:58:11] [INFO ] After 56ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-09 17:58:11] [INFO ] [Nat]Absence check using 40 positive place invariants in 13 ms returned sat
[2023-03-09 17:58:11] [INFO ] [Nat]Absence check using 40 positive and 20 generalized place invariants in 5 ms returned sat
[2023-03-09 17:58:11] [INFO ] After 79ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-09 17:58:11] [INFO ] State equation strengthened by 20 read => feed constraints.
[2023-03-09 17:58:11] [INFO ] After 51ms SMT Verify possible using 20 Read/Feed constraints in natural domain returned unsat :0 sat :6
[2023-03-09 17:58:11] [INFO ] After 142ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :6
Attempting to minimize the solution found.
Minimization took 59 ms.
[2023-03-09 17:58:11] [INFO ] After 389ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :6
Fused 6 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 6 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 440/440 transitions.
Applied a total of 0 rules in 29 ms. Remains 100 /100 variables (removed 0) and now considering 440/440 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29 ms. Remains : 100/100 places, 440/440 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 23978 ms. (steps per millisecond=41 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1694 ms. (steps per millisecond=590 ) properties (out of 6) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1679 ms. (steps per millisecond=595 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1672 ms. (steps per millisecond=598 ) properties (out of 5) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1667 ms. (steps per millisecond=599 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1680 ms. (steps per millisecond=595 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1681 ms. (steps per millisecond=594 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
[2023-03-09 17:58:45] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
[2023-03-09 17:58:45] [INFO ] Invariant cache hit.
[2023-03-09 17:58:45] [INFO ] After 47ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-09 17:58:45] [INFO ] [Nat]Absence check using 40 positive place invariants in 10 ms returned sat
[2023-03-09 17:58:45] [INFO ] [Nat]Absence check using 40 positive and 20 generalized place invariants in 4 ms returned sat
[2023-03-09 17:58:45] [INFO ] After 61ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-09 17:58:45] [INFO ] State equation strengthened by 20 read => feed constraints.
[2023-03-09 17:58:45] [INFO ] After 27ms SMT Verify possible using 20 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-09 17:58:45] [INFO ] After 63ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 23 ms.
[2023-03-09 17:58:45] [INFO ] After 231ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Fused 4 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 4 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 440/440 transitions.
Applied a total of 0 rules in 14 ms. Remains 100 /100 variables (removed 0) and now considering 440/440 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 100/100 places, 440/440 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 24631 ms. (steps per millisecond=40 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1673 ms. (steps per millisecond=597 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1671 ms. (steps per millisecond=598 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1669 ms. (steps per millisecond=599 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1447 ms. (steps per millisecond=691 ) properties (out of 4) seen :1
Running SMT prover for 3 properties.
[2023-03-09 17:59:17] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
[2023-03-09 17:59:17] [INFO ] Invariant cache hit.
[2023-03-09 17:59:17] [INFO ] After 52ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-09 17:59:17] [INFO ] [Nat]Absence check using 40 positive place invariants in 9 ms returned sat
[2023-03-09 17:59:17] [INFO ] [Nat]Absence check using 40 positive and 20 generalized place invariants in 5 ms returned sat
[2023-03-09 17:59:17] [INFO ] After 58ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-09 17:59:17] [INFO ] State equation strengthened by 20 read => feed constraints.
[2023-03-09 17:59:17] [INFO ] After 23ms SMT Verify possible using 20 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-09 17:59:17] [INFO ] After 53ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 28 ms.
[2023-03-09 17:59:17] [INFO ] After 215ms 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 3 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 440/440 transitions.
Applied a total of 0 rules in 12 ms. Remains 100 /100 variables (removed 0) and now considering 440/440 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 100/100 places, 440/440 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 14360 ms. (steps per millisecond=69 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1410 ms. (steps per millisecond=709 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1411 ms. (steps per millisecond=708 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1412 ms. (steps per millisecond=708 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 20781684 steps, run timeout after 54001 ms. (steps per millisecond=384 ) properties seen :{}
Probabilistic random walk after 20781684 steps, saw 1050336 distinct states, run finished after 54003 ms. (steps per millisecond=384 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-09 18:00:29] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
[2023-03-09 18:00:29] [INFO ] Invariant cache hit.
[2023-03-09 18:00:29] [INFO ] After 48ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-09 18:00:30] [INFO ] [Nat]Absence check using 40 positive place invariants in 18 ms returned sat
[2023-03-09 18:00:30] [INFO ] [Nat]Absence check using 40 positive and 20 generalized place invariants in 6 ms returned sat
[2023-03-09 18:00:30] [INFO ] After 59ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-09 18:00:30] [INFO ] State equation strengthened by 20 read => feed constraints.
[2023-03-09 18:00:30] [INFO ] After 20ms SMT Verify possible using 20 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-09 18:00:30] [INFO ] After 48ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 19 ms.
[2023-03-09 18:00:30] [INFO ] After 220ms 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 1 ms.
Support contains 3 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 440/440 transitions.
Applied a total of 0 rules in 13 ms. Remains 100 /100 variables (removed 0) and now considering 440/440 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 100/100 places, 440/440 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 440/440 transitions.
Applied a total of 0 rules in 11 ms. Remains 100 /100 variables (removed 0) and now considering 440/440 (removed 0) transitions.
[2023-03-09 18:00:30] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
[2023-03-09 18:00:30] [INFO ] Invariant cache hit.
[2023-03-09 18:00:30] [INFO ] Implicit Places using invariants in 292 ms returned [40, 43, 46, 49, 52, 55, 58, 61, 64, 67, 70, 73, 76, 79, 82, 85, 88, 91, 94, 97]
Discarding 20 places :
Implicit Place search using SMT only with invariants took 296 ms to find 20 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 80/100 places, 440/440 transitions.
Applied a total of 0 rules in 10 ms. Remains 80 /80 variables (removed 0) and now considering 440/440 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 320 ms. Remains : 80/100 places, 440/440 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 13339 ms. (steps per millisecond=74 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1279 ms. (steps per millisecond=781 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1310 ms. (steps per millisecond=763 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1021 ms. (steps per millisecond=979 ) properties (out of 2) seen :1
Running SMT prover for 1 properties.
[2023-03-09 18:00:47] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
// Phase 1: matrix 80 rows 80 cols
[2023-03-09 18:00:47] [INFO ] Computed 40 place invariants in 9 ms
[2023-03-09 18:00:47] [INFO ] After 38ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 18:00:47] [INFO ] [Nat]Absence check using 40 positive place invariants in 11 ms returned sat
[2023-03-09 18:00:47] [INFO ] After 42ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 18:00:47] [INFO ] State equation strengthened by 20 read => feed constraints.
[2023-03-09 18:00:47] [INFO ] After 11ms SMT Verify possible using 20 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 18:00:47] [INFO ] After 21ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2023-03-09 18:00:47] [INFO ] After 125ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 1 out of 80 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 80/80 places, 440/440 transitions.
Applied a total of 0 rules in 10 ms. Remains 80 /80 variables (removed 0) and now considering 440/440 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 80/80 places, 440/440 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 4693 ms. (steps per millisecond=213 ) properties (out of 1) seen :0
Finished Best-First random walk after 42 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=42 )
Able to resolve query StableMarking after proving 100 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL
Total runtime 343744 ms.
ITS solved all properties within timeout

BK_STOP 1678384853385

--------------------
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 StableMarking -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="Dekker-PT-020"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="ltsminxred"
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 ltsminxred"
echo " Input is Dekker-PT-020, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r151-smll-167819437300013"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Dekker-PT-020.tgz
mv Dekker-PT-020 execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "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 [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "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 "StableMarking.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property StableMarking.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "StableMarking.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 '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
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 ;