About the Execution of LTSMin+red for Szymanski-PT-b12
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 1970.796 | 3600000.00 | 14085070.00 | 682.60 | 1 0 1 0 1 ? 1 1 0 1 0 0 0 0 1 1 | normal |
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.r489-tall-167912706800493.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 Szymanski-PT-b12, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r489-tall-167912706800493
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.1M
-rw-r--r-- 1 mcc users 6.7K Feb 26 17:01 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K Feb 26 17:01 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Feb 26 17:00 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Feb 26 17:00 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 17:19 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 17:19 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 17:19 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 17:19 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Feb 26 17:04 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 173K Feb 26 17:04 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.5K Feb 26 17:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 72K Feb 26 17:02 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 17:19 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 17:19 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 3.7M Mar 5 18:23 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of positive values
NUM_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME Szymanski-PT-b12-UpperBounds-00
FORMULA_NAME Szymanski-PT-b12-UpperBounds-01
FORMULA_NAME Szymanski-PT-b12-UpperBounds-02
FORMULA_NAME Szymanski-PT-b12-UpperBounds-03
FORMULA_NAME Szymanski-PT-b12-UpperBounds-04
FORMULA_NAME Szymanski-PT-b12-UpperBounds-05
FORMULA_NAME Szymanski-PT-b12-UpperBounds-06
FORMULA_NAME Szymanski-PT-b12-UpperBounds-07
FORMULA_NAME Szymanski-PT-b12-UpperBounds-08
FORMULA_NAME Szymanski-PT-b12-UpperBounds-09
FORMULA_NAME Szymanski-PT-b12-UpperBounds-10
FORMULA_NAME Szymanski-PT-b12-UpperBounds-11
FORMULA_NAME Szymanski-PT-b12-UpperBounds-12
FORMULA_NAME Szymanski-PT-b12-UpperBounds-13
FORMULA_NAME Szymanski-PT-b12-UpperBounds-14
FORMULA_NAME Szymanski-PT-b12-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1679262543447
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=Szymanski-PT-b12
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-19 21:49:05] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-19 21:49:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-19 21:49:05] [INFO ] Load time of PNML (sax parser for PT used): 318 ms
[2023-03-19 21:49:05] [INFO ] Transformed 568 places.
[2023-03-19 21:49:05] [INFO ] Transformed 8320 transitions.
[2023-03-19 21:49:05] [INFO ] Parsed PT model containing 568 places and 8320 transitions and 33408 arcs in 437 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 5 ms.
Deduced a syphon composed of 260 places in 20 ms
Reduce places removed 260 places and 256 transitions.
FORMULA Szymanski-PT-b12-UpperBounds-01 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b12-UpperBounds-03 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b12-UpperBounds-08 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b12-UpperBounds-10 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b12-UpperBounds-11 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b12-UpperBounds-12 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b12-UpperBounds-13 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Normalized transition count is 2733 out of 8064 initially.
// Phase 1: matrix 2733 rows 308 cols
[2023-03-19 21:49:05] [INFO ] Computed 3 place invariants in 72 ms
Incomplete random walk after 10006 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=164 ) properties (out of 9) seen :1
FORMULA Szymanski-PT-b12-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 8) seen :5
FORMULA Szymanski-PT-b12-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Szymanski-PT-b12-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Szymanski-PT-b12-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Szymanski-PT-b12-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Szymanski-PT-b12-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 3) seen :1
FORMULA Szymanski-PT-b12-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2023-03-19 21:49:05] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
// Phase 1: matrix 2733 rows 308 cols
[2023-03-19 21:49:05] [INFO ] Computed 3 place invariants in 29 ms
[2023-03-19 21:49:06] [INFO ] [Real]Absence check using 2 positive place invariants in 9 ms returned sat
[2023-03-19 21:49:06] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-19 21:49:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 21:49:06] [INFO ] [Real]Absence check using state equation in 487 ms returned sat
[2023-03-19 21:49:06] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 21:49:07] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2023-03-19 21:49:07] [INFO ] [Nat]Absence check using 2 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-19 21:49:07] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 21:49:07] [INFO ] [Nat]Absence check using state equation in 544 ms returned sat
[2023-03-19 21:49:07] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 21:49:08] [INFO ] [Nat]Added 147 Read/Feed constraints in 644 ms returned sat
[2023-03-19 21:49:08] [INFO ] Deduced a trap composed of 134 places in 637 ms of which 4 ms to minimize.
[2023-03-19 21:49:09] [INFO ] Deduced a trap composed of 76 places in 613 ms of which 1 ms to minimize.
[2023-03-19 21:49:10] [INFO ] Deduced a trap composed of 130 places in 560 ms of which 2 ms to minimize.
[2023-03-19 21:49:10] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 2203 ms
[2023-03-19 21:49:11] [INFO ] Computed and/alt/rep : 9/11/9 causal constraints (skipped 2722 transitions) in 671 ms.
[2023-03-19 21:49:11] [INFO ] Added : 0 causal constraints over 0 iterations in 875 ms. Result :sat
Minimization took 635 ms.
[2023-03-19 21:49:12] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2023-03-19 21:49:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-19 21:49:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 21:49:12] [INFO ] [Real]Absence check using state equation in 516 ms returned sat
[2023-03-19 21:49:12] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 21:49:12] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2023-03-19 21:49:12] [INFO ] [Nat]Absence check using 2 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-19 21:49:12] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 21:49:13] [INFO ] [Nat]Absence check using state equation in 456 ms returned sat
[2023-03-19 21:49:13] [INFO ] [Nat]Added 147 Read/Feed constraints in 614 ms returned sat
[2023-03-19 21:49:14] [INFO ] Deduced a trap composed of 138 places in 554 ms of which 3 ms to minimize.
[2023-03-19 21:49:14] [INFO ] Deduced a trap composed of 133 places in 553 ms of which 1 ms to minimize.
[2023-03-19 21:49:15] [INFO ] Deduced a trap composed of 133 places in 566 ms of which 1 ms to minimize.
[2023-03-19 21:49:15] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1943 ms
[2023-03-19 21:49:16] [INFO ] Computed and/alt/rep : 9/11/9 causal constraints (skipped 2722 transitions) in 404 ms.
[2023-03-19 21:49:16] [INFO ] Added : 0 causal constraints over 0 iterations in 599 ms. Result :sat
Minimization took 848 ms.
Current structural bounds on expressions (after SMT) : [1, 1] Max seen :[0, 0]
Support contains 2 out of 308 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 308/308 places, 8064/8064 transitions.
Graph (complete) has 9195 edges and 308 vertex of which 306 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.17 ms
Discarding 2 places :
Also discarding 0 output transitions
Drop transitions removed 128 transitions
Reduce isomorphic transitions removed 128 transitions.
Iterating post reduction 0 with 128 rules applied. Total rules applied 129 place count 306 transition count 7936
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 130 place count 305 transition count 7808
Iterating global reduction 1 with 1 rules applied. Total rules applied 131 place count 305 transition count 7808
Applied a total of 131 rules in 476 ms. Remains 305 /308 variables (removed 3) and now considering 7808/8064 (removed 256) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 479 ms. Remains : 305/308 places, 7808/8064 transitions.
Normalized transition count is 2604 out of 7808 initially.
// Phase 1: matrix 2604 rows 305 cols
[2023-03-19 21:49:17] [INFO ] Computed 3 place invariants in 35 ms
Incomplete random walk after 1000006 steps, including 2 resets, run finished after 883 ms. (steps per millisecond=1132 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 777 ms. (steps per millisecond=1287 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 781 ms. (steps per millisecond=1280 ) properties (out of 2) seen :0
[2023-03-19 21:49:20] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
// Phase 1: matrix 2604 rows 305 cols
[2023-03-19 21:49:20] [INFO ] Computed 3 place invariants in 25 ms
[2023-03-19 21:49:20] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2023-03-19 21:49:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 21:49:20] [INFO ] [Real]Absence check using state equation in 424 ms returned sat
[2023-03-19 21:49:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 21:49:20] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2023-03-19 21:49:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 21:49:21] [INFO ] [Nat]Absence check using state equation in 398 ms returned sat
[2023-03-19 21:49:21] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 21:49:24] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-19 21:49:24] [INFO ] [Nat]Added 147 Read/Feed constraints in 3401 ms returned sat
[2023-03-19 21:49:25] [INFO ] Deduced a trap composed of 89 places in 519 ms of which 0 ms to minimize.
[2023-03-19 21:49:25] [INFO ] Deduced a trap composed of 99 places in 558 ms of which 0 ms to minimize.
[2023-03-19 21:49:26] [INFO ] Deduced a trap composed of 89 places in 553 ms of which 1 ms to minimize.
[2023-03-19 21:49:27] [INFO ] Deduced a trap composed of 113 places in 534 ms of which 0 ms to minimize.
[2023-03-19 21:49:27] [INFO ] Deduced a trap composed of 130 places in 577 ms of which 0 ms to minimize.
[2023-03-19 21:49:28] [INFO ] Deduced a trap composed of 129 places in 556 ms of which 0 ms to minimize.
[2023-03-19 21:49:29] [INFO ] Deduced a trap composed of 144 places in 409 ms of which 1 ms to minimize.
[2023-03-19 21:49:29] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 4770 ms
[2023-03-19 21:49:29] [INFO ] Computed and/alt/rep : 9/11/9 causal constraints (skipped 2593 transitions) in 351 ms.
[2023-03-19 21:49:30] [INFO ] Added : 1 causal constraints over 1 iterations in 610 ms. Result :sat
Minimization took 920 ms.
[2023-03-19 21:49:31] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2023-03-19 21:49:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 21:49:31] [INFO ] [Real]Absence check using state equation in 449 ms returned sat
[2023-03-19 21:49:31] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 21:49:31] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2023-03-19 21:49:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 21:49:32] [INFO ] [Nat]Absence check using state equation in 450 ms returned sat
[2023-03-19 21:49:34] [INFO ] [Nat]Added 147 Read/Feed constraints in 2806 ms returned sat
[2023-03-19 21:49:35] [INFO ] Deduced a trap composed of 54 places in 525 ms of which 1 ms to minimize.
[2023-03-19 21:49:36] [INFO ] Deduced a trap composed of 50 places in 503 ms of which 1 ms to minimize.
[2023-03-19 21:49:36] [INFO ] Deduced a trap composed of 85 places in 569 ms of which 0 ms to minimize.
[2023-03-19 21:49:37] [INFO ] Deduced a trap composed of 84 places in 521 ms of which 0 ms to minimize.
[2023-03-19 21:49:37] [INFO ] Deduced a trap composed of 138 places in 513 ms of which 0 ms to minimize.
[2023-03-19 21:49:38] [INFO ] Deduced a trap composed of 131 places in 539 ms of which 0 ms to minimize.
[2023-03-19 21:49:39] [INFO ] Deduced a trap composed of 140 places in 533 ms of which 0 ms to minimize.
[2023-03-19 21:49:39] [INFO ] Deduced a trap composed of 137 places in 511 ms of which 1 ms to minimize.
[2023-03-19 21:49:39] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 4835 ms
[2023-03-19 21:49:40] [INFO ] Computed and/alt/rep : 9/11/9 causal constraints (skipped 2593 transitions) in 373 ms.
[2023-03-19 21:49:40] [INFO ] Added : 0 causal constraints over 0 iterations in 545 ms. Result :sat
Minimization took 689 ms.
Current structural bounds on expressions (after SMT) : [1, 1] Max seen :[0, 0]
FORMULA Szymanski-PT-b12-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Support contains 1 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 207 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 207 ms. Remains : 305/305 places, 7808/7808 transitions.
Normalized transition count is 2604 out of 7808 initially.
// Phase 1: matrix 2604 rows 305 cols
[2023-03-19 21:49:41] [INFO ] Computed 3 place invariants in 27 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 911 ms. (steps per millisecond=1097 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 769 ms. (steps per millisecond=1300 ) properties (out of 1) seen :0
[2023-03-19 21:49:43] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
// Phase 1: matrix 2604 rows 305 cols
[2023-03-19 21:49:43] [INFO ] Computed 3 place invariants in 22 ms
[2023-03-19 21:49:43] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2023-03-19 21:49:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 21:49:43] [INFO ] [Real]Absence check using state equation in 426 ms returned sat
[2023-03-19 21:49:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 21:49:44] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2023-03-19 21:49:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 21:49:44] [INFO ] [Nat]Absence check using state equation in 353 ms returned sat
[2023-03-19 21:49:44] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 21:49:47] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-19 21:49:47] [INFO ] [Nat]Added 147 Read/Feed constraints in 3166 ms returned sat
[2023-03-19 21:49:48] [INFO ] Deduced a trap composed of 89 places in 560 ms of which 1 ms to minimize.
[2023-03-19 21:49:48] [INFO ] Deduced a trap composed of 99 places in 543 ms of which 1 ms to minimize.
[2023-03-19 21:49:49] [INFO ] Deduced a trap composed of 89 places in 548 ms of which 0 ms to minimize.
[2023-03-19 21:49:50] [INFO ] Deduced a trap composed of 113 places in 519 ms of which 0 ms to minimize.
[2023-03-19 21:49:50] [INFO ] Deduced a trap composed of 130 places in 551 ms of which 1 ms to minimize.
[2023-03-19 21:49:51] [INFO ] Deduced a trap composed of 129 places in 520 ms of which 0 ms to minimize.
[2023-03-19 21:49:51] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 4183 ms
[2023-03-19 21:49:52] [INFO ] Computed and/alt/rep : 9/11/9 causal constraints (skipped 2593 transitions) in 364 ms.
[2023-03-19 21:49:52] [INFO ] Added : 1 causal constraints over 1 iterations in 605 ms. Result :sat
Minimization took 1157 ms.
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 347 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 347 ms. Remains : 305/305 places, 7808/7808 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 198 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
[2023-03-19 21:49:54] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 21:49:54] [INFO ] Invariant cache hit.
[2023-03-19 21:49:54] [INFO ] Implicit Places using invariants in 564 ms returned []
[2023-03-19 21:49:55] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 21:49:55] [INFO ] Invariant cache hit.
[2023-03-19 21:49:55] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 21:49:56] [INFO ] Implicit Places using invariants and state equation in 1826 ms returned []
Implicit Place search using SMT with State Equation took 2398 ms to find 0 implicit places.
[2023-03-19 21:49:57] [INFO ] Redundant transitions in 1036 ms returned []
[2023-03-19 21:49:57] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 21:49:57] [INFO ] Invariant cache hit.
[2023-03-19 21:50:00] [INFO ] Dead Transitions using invariants and state equation in 2152 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5795 ms. Remains : 305/305 places, 7808/7808 transitions.
Starting property specific reduction for Szymanski-PT-b12-UpperBounds-05
Normalized transition count is 2604 out of 7808 initially.
// Phase 1: matrix 2604 rows 305 cols
[2023-03-19 21:50:00] [INFO ] Computed 3 place invariants in 18 ms
Incomplete random walk after 10009 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
[2023-03-19 21:50:00] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
// Phase 1: matrix 2604 rows 305 cols
[2023-03-19 21:50:00] [INFO ] Computed 3 place invariants in 22 ms
[2023-03-19 21:50:00] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2023-03-19 21:50:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 21:50:00] [INFO ] [Real]Absence check using state equation in 397 ms returned sat
[2023-03-19 21:50:00] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 21:50:00] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-19 21:50:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 21:50:01] [INFO ] [Nat]Absence check using state equation in 373 ms returned sat
[2023-03-19 21:50:01] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 21:50:04] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-19 21:50:04] [INFO ] [Nat]Added 147 Read/Feed constraints in 3246 ms returned sat
[2023-03-19 21:50:04] [INFO ] Deduced a trap composed of 48 places in 535 ms of which 1 ms to minimize.
[2023-03-19 21:50:05] [INFO ] Deduced a trap composed of 48 places in 508 ms of which 1 ms to minimize.
[2023-03-19 21:50:06] [INFO ] Deduced a trap composed of 76 places in 513 ms of which 0 ms to minimize.
[2023-03-19 21:50:06] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:916)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2620)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:186)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:733)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 188 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 190 ms. Remains : 305/305 places, 7808/7808 transitions.
Normalized transition count is 2604 out of 7808 initially.
// Phase 1: matrix 2604 rows 305 cols
[2023-03-19 21:50:06] [INFO ] Computed 3 place invariants in 15 ms
Incomplete random walk after 1000006 steps, including 2 resets, run finished after 707 ms. (steps per millisecond=1414 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 789 ms. (steps per millisecond=1267 ) properties (out of 1) seen :0
[2023-03-19 21:50:07] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
// Phase 1: matrix 2604 rows 305 cols
[2023-03-19 21:50:07] [INFO ] Computed 3 place invariants in 20 ms
[2023-03-19 21:50:07] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2023-03-19 21:50:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 21:50:08] [INFO ] [Real]Absence check using state equation in 369 ms returned sat
[2023-03-19 21:50:08] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 21:50:08] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-19 21:50:08] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 21:50:08] [INFO ] [Nat]Absence check using state equation in 405 ms returned sat
[2023-03-19 21:50:08] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 21:50:11] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-19 21:50:12] [INFO ] [Nat]Added 147 Read/Feed constraints in 3284 ms returned sat
[2023-03-19 21:50:12] [INFO ] Deduced a trap composed of 48 places in 564 ms of which 1 ms to minimize.
[2023-03-19 21:50:13] [INFO ] Deduced a trap composed of 48 places in 578 ms of which 1 ms to minimize.
[2023-03-19 21:50:13] [INFO ] Deduced a trap composed of 76 places in 544 ms of which 1 ms to minimize.
[2023-03-19 21:50:14] [INFO ] Deduced a trap composed of 75 places in 547 ms of which 0 ms to minimize.
[2023-03-19 21:50:15] [INFO ] Deduced a trap composed of 136 places in 514 ms of which 4 ms to minimize.
[2023-03-19 21:50:15] [INFO ] Deduced a trap composed of 132 places in 569 ms of which 0 ms to minimize.
[2023-03-19 21:50:16] [INFO ] Deduced a trap composed of 144 places in 414 ms of which 1 ms to minimize.
[2023-03-19 21:50:16] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 4278 ms
[2023-03-19 21:50:16] [INFO ] Computed and/alt/rep : 9/11/9 causal constraints (skipped 2593 transitions) in 411 ms.
[2023-03-19 21:50:16] [INFO ] Added : 0 causal constraints over 0 iterations in 571 ms. Result :sat
Minimization took 814 ms.
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 199 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 199 ms. Remains : 305/305 places, 7808/7808 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 192 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
[2023-03-19 21:50:18] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 21:50:18] [INFO ] Invariant cache hit.
[2023-03-19 21:50:18] [INFO ] Implicit Places using invariants in 558 ms returned []
[2023-03-19 21:50:18] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 21:50:18] [INFO ] Invariant cache hit.
[2023-03-19 21:50:19] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 21:50:20] [INFO ] Implicit Places using invariants and state equation in 1955 ms returned []
Implicit Place search using SMT with State Equation took 2521 ms to find 0 implicit places.
[2023-03-19 21:50:21] [INFO ] Redundant transitions in 675 ms returned []
[2023-03-19 21:50:21] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 21:50:21] [INFO ] Invariant cache hit.
[2023-03-19 21:50:23] [INFO ] Dead Transitions using invariants and state equation in 2223 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5626 ms. Remains : 305/305 places, 7808/7808 transitions.
Ending property specific reduction for Szymanski-PT-b12-UpperBounds-05 in 23759 ms.
[2023-03-19 21:50:24] [INFO ] Flatten gal took : 485 ms
[2023-03-19 21:50:24] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/UpperBounds.sr.xml took 2 ms.
[2023-03-19 21:50:24] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 305 places, 7808 transitions and 31360 arcs took 39 ms.
Total runtime 79445 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/656/ub_0_
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 15011904 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16089536 kB
BK_TIME_CONFINEMENT_REACHED
--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
+ 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
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="Szymanski-PT-b12"
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 Szymanski-PT-b12, 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 r489-tall-167912706800493"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Szymanski-PT-b12.tgz
mv Szymanski-PT-b12 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 '
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 ;