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.r233-tall-167856419200653.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 Medical-PT-02, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r233-tall-167856419200653
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.5M
-rw-r--r-- 1 mcc users 12K Feb 25 14:41 CTLCardinality.txt
-rw-r--r-- 1 mcc users 125K Feb 25 14:41 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Feb 25 14:38 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Feb 25 14:38 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:22 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Feb 25 16:22 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:22 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:22 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.6K Feb 25 14:45 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 77K Feb 25 14:45 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Feb 25 14:43 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 33K Feb 25 14:43 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:22 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:22 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 3.1M 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 positive values
NUM_VECTOR

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

=== Now, execution of the tool begins

BK_START 1679569660903

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=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Medical-PT-02
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-23 11:07:42] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-23 11:07:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-23 11:07:42] [INFO ] Load time of PNML (sax parser for PT used): 252 ms
[2023-03-23 11:07:42] [INFO ] Transformed 312 places.
[2023-03-23 11:07:42] [INFO ] Transformed 5431 transitions.
[2023-03-23 11:07:42] [INFO ] Parsed PT model containing 312 places and 5431 transitions and 28790 arcs in 485 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
Deduced a syphon composed of 242 places in 21 ms
Reduce places removed 242 places and 5204 transitions.
Reduce places removed 1 places and 0 transitions.
FORMULA Medical-PT-02-UpperBounds-00 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-02-UpperBounds-01 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-02-UpperBounds-04 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-02-UpperBounds-05 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-02-UpperBounds-06 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-02-UpperBounds-07 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-02-UpperBounds-09 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-02-UpperBounds-10 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-02-UpperBounds-12 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-02-UpperBounds-13 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-02-UpperBounds-14 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-02-UpperBounds-15 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Normalized transition count is 182 out of 227 initially.
// Phase 1: matrix 182 rows 69 cols
[2023-03-23 11:07:43] [INFO ] Computed 10 place invariants in 7 ms
Incomplete random walk after 10000 steps, including 87 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 4) seen :3
FORMULA Medical-PT-02-UpperBounds-03 2 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Medical-PT-02-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 35 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 37 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 2) seen :0
[2023-03-23 11:07:43] [INFO ] Flow matrix only has 182 transitions (discarded 45 similar events)
// Phase 1: matrix 182 rows 69 cols
[2023-03-23 11:07:43] [INFO ] Computed 10 place invariants in 4 ms
[2023-03-23 11:07:43] [INFO ] [Real]Absence check using 10 positive place invariants in 13 ms returned sat
[2023-03-23 11:07:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-23 11:07:43] [INFO ] [Real]Absence check using state equation in 61 ms returned sat
[2023-03-23 11:07:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-23 11:07:43] [INFO ] [Nat]Absence check using 10 positive place invariants in 6 ms returned sat
[2023-03-23 11:07:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-23 11:07:43] [INFO ] [Nat]Absence check using state equation in 51 ms returned sat
[2023-03-23 11:07:43] [INFO ] State equation strengthened by 56 read => feed constraints.
[2023-03-23 11:07:43] [INFO ] [Nat]Added 56 Read/Feed constraints in 10 ms returned sat
[2023-03-23 11:07:43] [INFO ] Deduced a trap composed of 16 places in 82 ms of which 4 ms to minimize.
[2023-03-23 11:07:43] [INFO ] Deduced a trap composed of 18 places in 50 ms of which 1 ms to minimize.
[2023-03-23 11:07:43] [INFO ] Deduced a trap composed of 11 places in 48 ms of which 1 ms to minimize.
[2023-03-23 11:07:44] [INFO ] Deduced a trap composed of 5 places in 49 ms of which 2 ms to minimize.
[2023-03-23 11:07:44] [INFO ] Deduced a trap composed of 13 places in 42 ms of which 2 ms to minimize.
[2023-03-23 11:07:44] [INFO ] Deduced a trap composed of 5 places in 41 ms of which 1 ms to minimize.
[2023-03-23 11:07:44] [INFO ] Deduced a trap composed of 4 places in 38 ms of which 1 ms to minimize.
[2023-03-23 11:07:44] [INFO ] Deduced a trap composed of 16 places in 40 ms of which 1 ms to minimize.
[2023-03-23 11:07:44] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 490 ms
[2023-03-23 11:07:44] [INFO ] Computed and/alt/rep : 122/716/121 causal constraints (skipped 56 transitions) in 17 ms.
[2023-03-23 11:07:44] [INFO ] Deduced a trap composed of 17 places in 44 ms of which 1 ms to minimize.
[2023-03-23 11:07:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 72 ms
[2023-03-23 11:07:44] [INFO ] Added : 35 causal constraints over 9 iterations in 236 ms. Result :sat
Minimization took 39 ms.
[2023-03-23 11:07:44] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-23 11:07:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-23 11:07:44] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2023-03-23 11:07:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-23 11:07:44] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-23 11:07:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-23 11:07:44] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2023-03-23 11:07:44] [INFO ] [Nat]Added 56 Read/Feed constraints in 7 ms returned sat
[2023-03-23 11:07:44] [INFO ] Deduced a trap composed of 5 places in 39 ms of which 1 ms to minimize.
[2023-03-23 11:07:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 51 ms
[2023-03-23 11:07:44] [INFO ] Computed and/alt/rep : 122/716/121 causal constraints (skipped 56 transitions) in 15 ms.
[2023-03-23 11:07:44] [INFO ] Added : 40 causal constraints over 9 iterations in 139 ms. Result :sat
Minimization took 34 ms.
Current structural bounds on expressions (after SMT) : [-1, 1] Max seen :[0, 0]
Support contains 2 out of 69 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 69/69 places, 227/227 transitions.
Graph (complete) has 347 edges and 69 vertex of which 67 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Discarding 2 places :
Also discarding 0 output transitions
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 3 Pre rules applied. Total rules applied 1 place count 67 transition count 224
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 7 place count 64 transition count 224
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 9 place count 63 transition count 224
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 11 place count 63 transition count 222
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 13 place count 61 transition count 222
Applied a total of 13 rules in 66 ms. Remains 61 /69 variables (removed 8) and now considering 222/227 (removed 5) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66 ms. Remains : 61/69 places, 222/227 transitions.
Normalized transition count is 176 out of 222 initially.
// Phase 1: matrix 176 rows 61 cols
[2023-03-23 11:07:45] [INFO ] Computed 8 place invariants in 2 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 936 ms. (steps per millisecond=1068 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 695 ms. (steps per millisecond=1438 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 621 ms. (steps per millisecond=1610 ) properties (out of 2) seen :0
[2023-03-23 11:07:47] [INFO ] Flow matrix only has 176 transitions (discarded 46 similar events)
// Phase 1: matrix 176 rows 61 cols
[2023-03-23 11:07:47] [INFO ] Computed 8 place invariants in 5 ms
[2023-03-23 11:07:47] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-23 11:07:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-23 11:07:47] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-23 11:07:47] [INFO ] Solution in real domain found non-integer solution.
[2023-03-23 11:07:47] [INFO ] [Nat]Absence check using 8 positive place invariants in 1 ms returned sat
[2023-03-23 11:07:47] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-23 11:07:47] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2023-03-23 11:07:47] [INFO ] State equation strengthened by 57 read => feed constraints.
[2023-03-23 11:07:47] [INFO ] [Nat]Added 57 Read/Feed constraints in 6 ms returned sat
[2023-03-23 11:07:47] [INFO ] Deduced a trap composed of 4 places in 52 ms of which 1 ms to minimize.
[2023-03-23 11:07:47] [INFO ] Deduced a trap composed of 13 places in 39 ms of which 1 ms to minimize.
[2023-03-23 11:07:47] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 120 ms
[2023-03-23 11:07:47] [INFO ] Computed and/alt/rep : 119/604/118 causal constraints (skipped 57 transitions) in 16 ms.
[2023-03-23 11:07:47] [INFO ] Added : 33 causal constraints over 8 iterations in 121 ms. Result :sat
Minimization took 26 ms.
[2023-03-23 11:07:47] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-23 11:07:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-23 11:07:47] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2023-03-23 11:07:47] [INFO ] Solution in real domain found non-integer solution.
[2023-03-23 11:07:47] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-23 11:07:47] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-23 11:07:47] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2023-03-23 11:07:47] [INFO ] [Nat]Added 57 Read/Feed constraints in 7 ms returned sat
[2023-03-23 11:07:47] [INFO ] Computed and/alt/rep : 119/604/118 causal constraints (skipped 57 transitions) in 15 ms.
[2023-03-23 11:07:47] [INFO ] Added : 31 causal constraints over 7 iterations in 111 ms. Result :sat
Minimization took 33 ms.
Current structural bounds on expressions (after SMT) : [-1, 1] Max seen :[0, 0]
Support contains 2 out of 61 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 61/61 places, 222/222 transitions.
Applied a total of 0 rules in 8 ms. Remains 61 /61 variables (removed 0) and now considering 222/222 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 61/61 places, 222/222 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 61/61 places, 222/222 transitions.
Applied a total of 0 rules in 7 ms. Remains 61 /61 variables (removed 0) and now considering 222/222 (removed 0) transitions.
[2023-03-23 11:07:48] [INFO ] Flow matrix only has 176 transitions (discarded 46 similar events)
[2023-03-23 11:07:48] [INFO ] Invariant cache hit.
[2023-03-23 11:07:48] [INFO ] Implicit Places using invariants in 57 ms returned []
[2023-03-23 11:07:48] [INFO ] Flow matrix only has 176 transitions (discarded 46 similar events)
[2023-03-23 11:07:48] [INFO ] Invariant cache hit.
[2023-03-23 11:07:48] [INFO ] State equation strengthened by 57 read => feed constraints.
[2023-03-23 11:07:48] [INFO ] Implicit Places using invariants and state equation in 129 ms returned []
Implicit Place search using SMT with State Equation took 188 ms to find 0 implicit places.
[2023-03-23 11:07:48] [INFO ] Redundant transitions in 11 ms returned []
[2023-03-23 11:07:48] [INFO ] Flow matrix only has 176 transitions (discarded 46 similar events)
[2023-03-23 11:07:48] [INFO ] Invariant cache hit.
[2023-03-23 11:07:48] [INFO ] Dead Transitions using invariants and state equation in 107 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 319 ms. Remains : 61/61 places, 222/222 transitions.
Starting property specific reduction for Medical-PT-02-UpperBounds-08
Normalized transition count is 176 out of 222 initially.
// Phase 1: matrix 176 rows 61 cols
[2023-03-23 11:07:48] [INFO ] Computed 8 place invariants in 2 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :0
[2023-03-23 11:07:48] [INFO ] Flow matrix only has 176 transitions (discarded 46 similar events)
// Phase 1: matrix 176 rows 61 cols
[2023-03-23 11:07:48] [INFO ] Computed 8 place invariants in 2 ms
[2023-03-23 11:07:48] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-23 11:07:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-23 11:07:48] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2023-03-23 11:07:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-23 11:07:48] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-23 11:07:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-23 11:07:48] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2023-03-23 11:07:48] [INFO ] State equation strengthened by 57 read => feed constraints.
[2023-03-23 11:07:48] [INFO ] [Nat]Added 57 Read/Feed constraints in 6 ms returned sat
[2023-03-23 11:07:48] [INFO ] Deduced a trap composed of 4 places in 47 ms of which 0 ms to minimize.
[2023-03-23 11:07:48] [INFO ] Deduced a trap composed of 13 places in 41 ms of which 0 ms to minimize.
[2023-03-23 11:07:48] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 112 ms
[2023-03-23 11:07:48] [INFO ] Computed and/alt/rep : 119/604/118 causal constraints (skipped 57 transitions) in 17 ms.
[2023-03-23 11:07:48] [INFO ] Added : 33 causal constraints over 8 iterations in 114 ms. Result :sat
Minimization took 28 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 61 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 61/61 places, 222/222 transitions.
Applied a total of 0 rules in 7 ms. Remains 61 /61 variables (removed 0) and now considering 222/222 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 61/61 places, 222/222 transitions.
Normalized transition count is 176 out of 222 initially.
// Phase 1: matrix 176 rows 61 cols
[2023-03-23 11:07:48] [INFO ] Computed 8 place invariants in 1 ms
Incomplete random walk after 1000001 steps, including 2 resets, run finished after 783 ms. (steps per millisecond=1277 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 613 ms. (steps per millisecond=1631 ) properties (out of 1) seen :0
[2023-03-23 11:07:50] [INFO ] Flow matrix only has 176 transitions (discarded 46 similar events)
// Phase 1: matrix 176 rows 61 cols
[2023-03-23 11:07:50] [INFO ] Computed 8 place invariants in 3 ms
[2023-03-23 11:07:50] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-23 11:07:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-23 11:07:50] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2023-03-23 11:07:50] [INFO ] Solution in real domain found non-integer solution.
[2023-03-23 11:07:50] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-23 11:07:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-23 11:07:50] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2023-03-23 11:07:50] [INFO ] State equation strengthened by 57 read => feed constraints.
[2023-03-23 11:07:50] [INFO ] [Nat]Added 57 Read/Feed constraints in 6 ms returned sat
[2023-03-23 11:07:50] [INFO ] Deduced a trap composed of 4 places in 48 ms of which 0 ms to minimize.
[2023-03-23 11:07:50] [INFO ] Deduced a trap composed of 13 places in 48 ms of which 1 ms to minimize.
[2023-03-23 11:07:50] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 113 ms
[2023-03-23 11:07:50] [INFO ] Computed and/alt/rep : 119/604/118 causal constraints (skipped 57 transitions) in 13 ms.
[2023-03-23 11:07:50] [INFO ] Added : 33 causal constraints over 8 iterations in 115 ms. Result :sat
Minimization took 28 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 61 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 61/61 places, 222/222 transitions.
Applied a total of 0 rules in 6 ms. Remains 61 /61 variables (removed 0) and now considering 222/222 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 61/61 places, 222/222 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 61/61 places, 222/222 transitions.
Applied a total of 0 rules in 5 ms. Remains 61 /61 variables (removed 0) and now considering 222/222 (removed 0) transitions.
[2023-03-23 11:07:50] [INFO ] Flow matrix only has 176 transitions (discarded 46 similar events)
[2023-03-23 11:07:50] [INFO ] Invariant cache hit.
[2023-03-23 11:07:50] [INFO ] Implicit Places using invariants in 148 ms returned []
[2023-03-23 11:07:50] [INFO ] Flow matrix only has 176 transitions (discarded 46 similar events)
[2023-03-23 11:07:50] [INFO ] Invariant cache hit.
[2023-03-23 11:07:50] [INFO ] State equation strengthened by 57 read => feed constraints.
[2023-03-23 11:07:50] [INFO ] Implicit Places using invariants and state equation in 149 ms returned []
Implicit Place search using SMT with State Equation took 299 ms to find 0 implicit places.
[2023-03-23 11:07:50] [INFO ] Redundant transitions in 13 ms returned []
[2023-03-23 11:07:50] [INFO ] Flow matrix only has 176 transitions (discarded 46 similar events)
[2023-03-23 11:07:50] [INFO ] Invariant cache hit.
[2023-03-23 11:07:51] [INFO ] Dead Transitions using invariants and state equation in 93 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 421 ms. Remains : 61/61 places, 222/222 transitions.
Ending property specific reduction for Medical-PT-02-UpperBounds-08 in 2705 ms.
Starting property specific reduction for Medical-PT-02-UpperBounds-11
Normalized transition count is 176 out of 222 initially.
// Phase 1: matrix 176 rows 61 cols
[2023-03-23 11:07:51] [INFO ] Computed 8 place invariants in 3 ms
Incomplete random walk after 10001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
[2023-03-23 11:07:51] [INFO ] Flow matrix only has 176 transitions (discarded 46 similar events)
// Phase 1: matrix 176 rows 61 cols
[2023-03-23 11:07:51] [INFO ] Computed 8 place invariants in 2 ms
[2023-03-23 11:07:51] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-23 11:07:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-23 11:07:51] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2023-03-23 11:07:51] [INFO ] Solution in real domain found non-integer solution.
[2023-03-23 11:07:51] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-23 11:07:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-23 11:07:51] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2023-03-23 11:07:51] [INFO ] State equation strengthened by 57 read => feed constraints.
[2023-03-23 11:07:51] [INFO ] [Nat]Added 57 Read/Feed constraints in 6 ms returned sat
[2023-03-23 11:07:51] [INFO ] Computed and/alt/rep : 119/604/118 causal constraints (skipped 57 transitions) in 13 ms.
[2023-03-23 11:07:51] [INFO ] Added : 31 causal constraints over 7 iterations in 100 ms. Result :sat
Minimization took 30 ms.
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 61 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 61/61 places, 222/222 transitions.
Applied a total of 0 rules in 5 ms. Remains 61 /61 variables (removed 0) and now considering 222/222 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 61/61 places, 222/222 transitions.
Normalized transition count is 176 out of 222 initially.
// Phase 1: matrix 176 rows 61 cols
[2023-03-23 11:07:51] [INFO ] Computed 8 place invariants in 1 ms
Incomplete random walk after 1000001 steps, including 2 resets, run finished after 827 ms. (steps per millisecond=1209 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 594 ms. (steps per millisecond=1683 ) properties (out of 1) seen :0
[2023-03-23 11:07:52] [INFO ] Flow matrix only has 176 transitions (discarded 46 similar events)
// Phase 1: matrix 176 rows 61 cols
[2023-03-23 11:07:52] [INFO ] Computed 8 place invariants in 5 ms
[2023-03-23 11:07:52] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-23 11:07:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-23 11:07:52] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-23 11:07:52] [INFO ] Solution in real domain found non-integer solution.
[2023-03-23 11:07:52] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-23 11:07:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-23 11:07:52] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2023-03-23 11:07:52] [INFO ] State equation strengthened by 57 read => feed constraints.
[2023-03-23 11:07:52] [INFO ] [Nat]Added 57 Read/Feed constraints in 6 ms returned sat
[2023-03-23 11:07:52] [INFO ] Computed and/alt/rep : 119/604/118 causal constraints (skipped 57 transitions) in 15 ms.
[2023-03-23 11:07:53] [INFO ] Added : 31 causal constraints over 7 iterations in 106 ms. Result :sat
Minimization took 28 ms.
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 61 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 61/61 places, 222/222 transitions.
Applied a total of 0 rules in 7 ms. Remains 61 /61 variables (removed 0) and now considering 222/222 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 61/61 places, 222/222 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 61/61 places, 222/222 transitions.
Applied a total of 0 rules in 5 ms. Remains 61 /61 variables (removed 0) and now considering 222/222 (removed 0) transitions.
[2023-03-23 11:07:53] [INFO ] Flow matrix only has 176 transitions (discarded 46 similar events)
[2023-03-23 11:07:53] [INFO ] Invariant cache hit.
[2023-03-23 11:07:53] [INFO ] Implicit Places using invariants in 64 ms returned []
[2023-03-23 11:07:53] [INFO ] Flow matrix only has 176 transitions (discarded 46 similar events)
[2023-03-23 11:07:53] [INFO ] Invariant cache hit.
[2023-03-23 11:07:53] [INFO ] State equation strengthened by 57 read => feed constraints.
[2023-03-23 11:07:53] [INFO ] Implicit Places using invariants and state equation in 133 ms returned []
Implicit Place search using SMT with State Equation took 198 ms to find 0 implicit places.
[2023-03-23 11:07:53] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-23 11:07:53] [INFO ] Flow matrix only has 176 transitions (discarded 46 similar events)
[2023-03-23 11:07:53] [INFO ] Invariant cache hit.
[2023-03-23 11:07:53] [INFO ] Dead Transitions using invariants and state equation in 90 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 308 ms. Remains : 61/61 places, 222/222 transitions.
Ending property specific reduction for Medical-PT-02-UpperBounds-11 in 2336 ms.
[2023-03-23 11:07:53] [INFO ] Flatten gal took : 55 ms
[2023-03-23 11:07:53] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/UpperBounds.sr.xml took 2 ms.
[2023-03-23 11:07:53] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 61 places, 222 transitions and 1136 arcs took 3 ms.
Total runtime 11200 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-sym model.pnml --lace-workers=4 --vset=lddmc --saturation=sat -rbs,w2W,ru,hf --sylvan-sizes=20,28,20,28 --maxsum=/tmp/602/ub_0_ --maxsum=/tmp/602/ub_1_
TIME LIMIT: Killed by timeout after 3570 seconds
MemTotal: 16393216 kB
MemFree: 200648 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16293448 kB
Could not compute solution for formula : Medical-PT-02-UpperBounds-08
Could not compute solution for formula : Medical-PT-02-UpperBounds-11

BK_STOP 1679573245927

--------------------
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 UpperBounds -timeout 360 -rebuildPNML
mcc2023
ub formula name Medical-PT-02-UpperBounds-08
ub formula formula --maxsum=/tmp/602/ub_0_
ub formula name Medical-PT-02-UpperBounds-11
ub formula formula --maxsum=/tmp/602/ub_1_
pnml2lts-sym: Exploration order is bfs-prev
pnml2lts-sym: Saturation strategy is sat
pnml2lts-sym: Guided search strategy is unguided
pnml2lts-sym: Attractor strategy is default
pnml2lts-sym: opening model.pnml
pnml2lts-sym: Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-sym: Petri net has 61 places, 222 transitions and 1136 arcs
pnml2lts-sym: Petri net Medical_PT_medical analyzed
pnml2lts-sym: There are no safe places
pnml2lts-sym: Loading Petri net took 0.000 real 0.000 user 0.000 sys
pnml2lts-sym: Initializing regrouping layer
pnml2lts-sym: Regroup specification: bs,w2W,ru,hf
pnml2lts-sym: Regroup Boost's Sloan
pnml2lts-sym: Regroup over-approximate must-write to may-write
pnml2lts-sym: Regroup Row sUbsume
pnml2lts-sym: Reqroup Horizontal Flip
pnml2lts-sym: Regrouping: 222->180 groups
pnml2lts-sym: Regrouping took 0.030 real 0.020 user 0.000 sys
pnml2lts-sym: state vector length is 61; there are 180 groups
pnml2lts-sym: Computing maximum sum over 1 state variables.
pnml2lts-sym: Computing maximum sum over 1 state variables.
pnml2lts-sym: Creating a multi-core ListDD domain.
pnml2lts-sym: Sylvan allocates 15.000 GB virtual memory for nodes table and operation cache.
pnml2lts-sym: Initial nodes table and operation cache requires 60.00 MB.
pnml2lts-sym: Using GBgetTransitionsShortR2W as next-state function
pnml2lts-sym: got initial state
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
Killing (15) : 608
Killing (9) : 608

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="Medical-PT-02"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="ltsminxred"
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 ltsminxred"
echo " Input is Medical-PT-02, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r233-tall-167856419200653"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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