Execution Chart

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Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2024-input.r048-tajo-171620398900149.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2024-input.qcow2' backing_fmt='qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool itstools
Input is BridgeAndVehicles-COL-V80P50N20, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r048-tajo-171620398900149
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 428K
-rw-r--r-- 1 mcc users 5.8K Apr 13 00:59 CTLCardinality.txt
-rw-r--r-- 1 mcc users 49K Apr 13 00:59 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Apr 13 00:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Apr 13 00:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.3K Apr 22 14:30 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 22 14:30 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Apr 22 14:30 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:30 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.3K Apr 13 02:04 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 82K Apr 13 02:04 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.5K Apr 13 01:57 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 66K Apr 13 01:57 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Apr 22 14:30 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 22 14:30 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:42 equiv_pt
-rw-r--r-- 1 mcc users 10 May 18 16:42 instance
-rw-r--r-- 1 mcc users 5 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 45K May 18 16:42 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 BridgeAndVehicles-COL-V80P50N20-UpperBounds-00
FORMULA_NAME BridgeAndVehicles-COL-V80P50N20-UpperBounds-01
FORMULA_NAME BridgeAndVehicles-COL-V80P50N20-UpperBounds-02
FORMULA_NAME BridgeAndVehicles-COL-V80P50N20-UpperBounds-03
FORMULA_NAME BridgeAndVehicles-COL-V80P50N20-UpperBounds-04
FORMULA_NAME BridgeAndVehicles-COL-V80P50N20-UpperBounds-05
FORMULA_NAME BridgeAndVehicles-COL-V80P50N20-UpperBounds-06
FORMULA_NAME BridgeAndVehicles-COL-V80P50N20-UpperBounds-07
FORMULA_NAME BridgeAndVehicles-COL-V80P50N20-UpperBounds-08
FORMULA_NAME BridgeAndVehicles-COL-V80P50N20-UpperBounds-09
FORMULA_NAME BridgeAndVehicles-COL-V80P50N20-UpperBounds-10
FORMULA_NAME BridgeAndVehicles-COL-V80P50N20-UpperBounds-11
FORMULA_NAME BridgeAndVehicles-COL-V80P50N20-UpperBounds-12
FORMULA_NAME BridgeAndVehicles-COL-V80P50N20-UpperBounds-13
FORMULA_NAME BridgeAndVehicles-COL-V80P50N20-UpperBounds-14
FORMULA_NAME BridgeAndVehicles-COL-V80P50N20-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1716325332744

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-COL-V80P50N20
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
UpperBounds COL
Running Version 202405141337
[2024-05-21 21:02:14] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-21 21:02:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 21:02:14] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2024-05-21 21:02:14] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-21 21:02:15] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 579 ms
[2024-05-21 21:02:15] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 198 PT places and 551698.0 transition bindings in 19 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 5 ms.
Reduction of identical properties reduced properties to check from 16 to 10
[2024-05-21 21:02:15] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 4 ms.
[2024-05-21 21:02:15] [INFO ] Skeletonized 10 HLPN properties in 0 ms.
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
// Phase 1: matrix 10 rows 12 cols
[2024-05-21 21:02:15] [INFO ] Computed 4 invariants in 9 ms
Current structural bounds on expressions (after Invariants on skeleton) : Max Seen:[0, 1, 0, 80, 50, 0, 80, 0, 0, 0] Max Struct:[50, 1, 80, 80, 50, 80, 80, 50, 1, 80]
FORMULA BridgeAndVehicles-COL-V80P50N20-UpperBounds-07 80 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V80P50N20-UpperBounds-12 50 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V80P50N20-UpperBounds-05 50 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V80P50N20-UpperBounds-04 80 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V80P50N20-UpperBounds-11 80 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V80P50N20-UpperBounds-03 80 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V80P50N20-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V80P50N20-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V80P50N20-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
[2024-05-21 21:02:15] [INFO ] Invariant cache hit.
[2024-05-21 21:02:15] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2024-05-21 21:02:15] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2024-05-21 21:02:15] [INFO ] Computed and/alt/rep : 6/9/6 causal constraints (skipped 0 transitions) in 5 ms.
[2024-05-21 21:02:15] [INFO ] Added : 1 causal constraints over 1 iterations in 23 ms. Result :sat
Minimization took 10 ms.
[2024-05-21 21:02:15] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-21 21:02:15] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-05-21 21:02:15] [INFO ] Computed and/alt/rep : 6/9/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-21 21:02:15] [INFO ] Added : 2 causal constraints over 1 iterations in 11 ms. Result :sat
Minimization took 3 ms.
[2024-05-21 21:02:15] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-21 21:02:15] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-21 21:02:15] [INFO ] Computed and/alt/rep : 6/9/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-21 21:02:15] [INFO ] Added : 2 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 4 ms.
[2024-05-21 21:02:15] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-21 21:02:15] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2024-05-21 21:02:15] [INFO ] Computed and/alt/rep : 6/9/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-21 21:02:15] [INFO ] Added : 1 causal constraints over 1 iterations in 18 ms. Result :sat
Minimization took 3 ms.
[2024-05-21 21:02:15] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-21 21:02:15] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-05-21 21:02:15] [INFO ] Computed and/alt/rep : 6/9/6 causal constraints (skipped 0 transitions) in 3 ms.
[2024-05-21 21:02:15] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 2 ms.
[2024-05-21 21:02:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 21:02:15] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-21 21:02:15] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-05-21 21:02:15] [INFO ] Computed and/alt/rep : 6/9/6 causal constraints (skipped 0 transitions) in 2 ms.
[2024-05-21 21:02:15] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 3 ms.
[2024-05-21 21:02:15] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2024-05-21 21:02:15] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-21 21:02:15] [INFO ] Computed and/alt/rep : 6/9/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-21 21:02:15] [INFO ] Added : 0 causal constraints over 0 iterations in 5 ms. Result :sat
Minimization took 3 ms.
Current structural bounds on expressions (after SMT on skeleton) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[50, 80, 80, 50, 1, 80]
Arc [1:1*[(MOD (ADD $cA 1) 81)]] contains successor/predecessor on variables of sort voitureA
Arc [6:1*[(MOD (ADD (MOD (MINUS $cB 1) 81) 81) 81)]] contains successor/predecessor on variables of sort voitureB
Arc [13:1*[(MOD (ADD $cpt 1) 21)]] contains successor/predecessor on variables of sort compteur
Arc [14:1*[(MOD (ADD $s 1) 2)]] contains successor/predecessor on variables of sort sens
[2024-05-21 21:02:15] [INFO ] Unfolded HLPN to a Petri net with 198 places and 3728 transitions 28830 arcs in 147 ms.
[2024-05-21 21:02:15] [INFO ] Unfolded 6 HLPN properties in 0 ms.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[50, 80, 80, 50, 1, 80]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[50, 80, 80, 50, 1, 80]
[2024-05-21 21:02:16] [INFO ] Flow matrix only has 410 transitions (discarded 3318 similar events)
// Phase 1: matrix 410 rows 198 cols
[2024-05-21 21:02:16] [INFO ] Computed 7 invariants in 21 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[50, 80, 80, 50, 1, 80]
RANDOM walk for 10000 steps (14 resets) in 282 ms. (35 steps per ms)
FORMULA BridgeAndVehicles-COL-V80P50N20-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BridgeAndVehicles-COL-V80P50N20-UpperBounds-06 80 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BridgeAndVehicles-COL-V80P50N20-UpperBounds-02 80 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BridgeAndVehicles-COL-V80P50N20-UpperBounds-15 80 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 30001 steps (14 resets) in 131 ms. (227 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[20, 20] Max Struct:[50, 50]
[2024-05-21 21:02:16] [INFO ] Flow matrix only has 410 transitions (discarded 3318 similar events)
[2024-05-21 21:02:16] [INFO ] Invariant cache hit.
[2024-05-21 21:02:16] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2024-05-21 21:02:16] [INFO ] [Real]Absence check using state equation in 93 ms returned sat
[2024-05-21 21:02:16] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-21 21:02:16] [INFO ] [Real]Added 42 Read/Feed constraints in 42 ms returned sat
[2024-05-21 21:02:16] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 21:02:16] [INFO ] [Nat]Absence check using 7 positive place invariants in 3 ms returned sat
[2024-05-21 21:02:16] [INFO ] [Nat]Absence check using state equation in 73 ms returned sat
[2024-05-21 21:02:16] [INFO ] [Nat]Added 42 Read/Feed constraints in 79 ms returned sat
[2024-05-21 21:02:17] [INFO ] Computed and/alt/rep : 180/358/180 causal constraints (skipped 227 transitions) in 245 ms.
[2024-05-21 21:02:18] [INFO ] Deduced a trap composed of 5 places in 495 ms of which 21 ms to minimize.
[2024-05-21 21:02:18] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 570 ms
[2024-05-21 21:02:18] [INFO ] Added : 3 causal constraints over 3 iterations in 1145 ms. Result :sat
Minimization took 305 ms.
[2024-05-21 21:02:18] [INFO ] [Real]Absence check using 7 positive place invariants in 5 ms returned sat
[2024-05-21 21:02:18] [INFO ] [Real]Absence check using state equation in 104 ms returned sat
[2024-05-21 21:02:18] [INFO ] [Real]Added 42 Read/Feed constraints in 30 ms returned sat
[2024-05-21 21:02:18] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 21:02:18] [INFO ] [Nat]Absence check using 7 positive place invariants in 6 ms returned sat
[2024-05-21 21:02:18] [INFO ] [Nat]Absence check using state equation in 117 ms returned sat
[2024-05-21 21:02:18] [INFO ] [Nat]Added 42 Read/Feed constraints in 51 ms returned sat
[2024-05-21 21:02:19] [INFO ] Computed and/alt/rep : 180/358/180 causal constraints (skipped 227 transitions) in 324 ms.
[2024-05-21 21:02:19] [INFO ] Added : 21 causal constraints over 5 iterations in 713 ms. Result :sat
Minimization took 519 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[20, 20] Max Struct:[50, 50]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[20, 20] Max Struct:[50, 50]
Support contains 2 out of 198 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 198/198 places, 3728/3728 transitions.
Graph (complete) has 1962 edges and 198 vertex of which 196 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.19 ms
Discarding 2 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 789 ms. Remains 196 /198 variables (removed 2) and now considering 3728/3728 (removed 0) transitions.
Running 3725 sub problems to find dead transitions.
[2024-05-21 21:02:21] [INFO ] Flow matrix only has 410 transitions (discarded 3318 similar events)
// Phase 1: matrix 410 rows 196 cols
[2024-05-21 21:02:21] [INFO ] Computed 5 invariants in 8 ms
[2024-05-21 21:02:21] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/196 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3725 unsolved
[2024-05-21 21:03:28] [INFO ] Deduced a trap composed of 5 places in 471 ms of which 2 ms to minimize.
SMT process timed out in 66970ms, After SMT, problems are : Problem set: 0 solved, 3725 unsolved
Search for dead transitions found 0 dead transitions in 67072ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 67907 ms. Remains : 196/198 places, 3728/3728 transitions.
[2024-05-21 21:03:28] [INFO ] Flow matrix only has 410 transitions (discarded 3318 similar events)
[2024-05-21 21:03:28] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[20, 20] Max Struct:[50, 50]
RANDOM walk for 1000000 steps (1455 resets) in 10851 ms. (92 steps per ms)
BEST_FIRST walk for 2000001 steps (1036 resets) in 7878 ms. (253 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[20, 20] Max Struct:[50, 50]
[2024-05-21 21:03:46] [INFO ] Flow matrix only has 410 transitions (discarded 3318 similar events)
[2024-05-21 21:03:46] [INFO ] Invariant cache hit.
[2024-05-21 21:03:46] [INFO ] [Real]Absence check using 5 positive place invariants in 5 ms returned sat
[2024-05-21 21:03:47] [INFO ] [Real]Absence check using state equation in 98 ms returned sat
[2024-05-21 21:03:47] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 21:03:47] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2024-05-21 21:03:47] [INFO ] [Nat]Absence check using state equation in 89 ms returned sat
[2024-05-21 21:03:47] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-21 21:03:47] [INFO ] [Nat]Added 42 Read/Feed constraints in 50 ms returned sat
[2024-05-21 21:03:47] [INFO ] Deduced a trap composed of 5 places in 476 ms of which 2 ms to minimize.
[2024-05-21 21:03:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 525 ms
[2024-05-21 21:03:47] [INFO ] Computed and/alt/rep : 180/358/180 causal constraints (skipped 227 transitions) in 150 ms.
[2024-05-21 21:03:48] [INFO ] Added : 8 causal constraints over 6 iterations in 444 ms. Result :sat
Minimization took 446 ms.
[2024-05-21 21:03:48] [INFO ] [Real]Absence check using 5 positive place invariants in 5 ms returned sat
[2024-05-21 21:03:48] [INFO ] [Real]Absence check using state equation in 105 ms returned sat
[2024-05-21 21:03:48] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 21:03:49] [INFO ] [Nat]Absence check using 5 positive place invariants in 5 ms returned sat
[2024-05-21 21:03:49] [INFO ] [Nat]Absence check using state equation in 104 ms returned sat
[2024-05-21 21:03:49] [INFO ] [Nat]Added 42 Read/Feed constraints in 47 ms returned sat
[2024-05-21 21:03:49] [INFO ] Computed and/alt/rep : 180/358/180 causal constraints (skipped 227 transitions) in 133 ms.
[2024-05-21 21:03:49] [INFO ] Added : 21 causal constraints over 5 iterations in 505 ms. Result :sat
Minimization took 368 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[20, 20] Max Struct:[50, 50]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[20, 20] Max Struct:[50, 50]
Support contains 2 out of 196 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 196/196 places, 3728/3728 transitions.
Applied a total of 0 rules in 702 ms. Remains 196 /196 variables (removed 0) and now considering 3728/3728 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 703 ms. Remains : 196/196 places, 3728/3728 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 196/196 places, 3728/3728 transitions.
Applied a total of 0 rules in 560 ms. Remains 196 /196 variables (removed 0) and now considering 3728/3728 (removed 0) transitions.
[2024-05-21 21:03:52] [INFO ] Flow matrix only has 410 transitions (discarded 3318 similar events)
[2024-05-21 21:03:52] [INFO ] Invariant cache hit.
[2024-05-21 21:03:53] [INFO ] Implicit Places using invariants in 666 ms returned []
[2024-05-21 21:03:53] [INFO ] Flow matrix only has 410 transitions (discarded 3318 similar events)
[2024-05-21 21:03:53] [INFO ] Invariant cache hit.
[2024-05-21 21:03:53] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-21 21:03:55] [INFO ] Implicit Places using invariants and state equation in 2463 ms returned [83, 167]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 3149 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 194/196 places, 3728/3728 transitions.
Applied a total of 0 rules in 670 ms. Remains 194 /194 variables (removed 0) and now considering 3728/3728 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 4386 ms. Remains : 194/196 places, 3728/3728 transitions.
[2024-05-21 21:03:56] [INFO ] Flow matrix only has 410 transitions (discarded 3318 similar events)
// Phase 1: matrix 410 rows 194 cols
[2024-05-21 21:03:56] [INFO ] Computed 5 invariants in 8 ms
Current structural bounds on expressions (after invariants) : Max Seen:[20, 20] Max Struct:[50, 50]
RANDOM walk for 1000000 steps (1455 resets) in 9445 ms. (105 steps per ms)
BEST_FIRST walk for 2000007 steps (1037 resets) in 6291 ms. (317 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[20, 20] Max Struct:[50, 50]
[2024-05-21 21:04:12] [INFO ] Flow matrix only has 410 transitions (discarded 3318 similar events)
[2024-05-21 21:04:12] [INFO ] Invariant cache hit.
[2024-05-21 21:04:12] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2024-05-21 21:04:12] [INFO ] [Real]Absence check using state equation in 70 ms returned sat
[2024-05-21 21:04:12] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-21 21:04:12] [INFO ] [Real]Added 42 Read/Feed constraints in 28 ms returned sat
[2024-05-21 21:04:12] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 21:04:12] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2024-05-21 21:04:12] [INFO ] [Nat]Absence check using state equation in 102 ms returned sat
[2024-05-21 21:04:12] [INFO ] [Nat]Added 42 Read/Feed constraints in 73 ms returned sat
[2024-05-21 21:04:13] [INFO ] Computed and/alt/rep : 180/358/180 causal constraints (skipped 227 transitions) in 120 ms.
[2024-05-21 21:04:13] [INFO ] Added : 5 causal constraints over 4 iterations in 566 ms. Result :sat
Minimization took 333 ms.
[2024-05-21 21:04:13] [INFO ] [Real]Absence check using 5 positive place invariants in 5 ms returned sat
[2024-05-21 21:04:14] [INFO ] [Real]Absence check using state equation in 114 ms returned sat
[2024-05-21 21:04:14] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 21:04:14] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2024-05-21 21:04:14] [INFO ] [Nat]Absence check using state equation in 98 ms returned sat
[2024-05-21 21:04:14] [INFO ] [Nat]Added 42 Read/Feed constraints in 32 ms returned sat
[2024-05-21 21:04:14] [INFO ] Computed and/alt/rep : 180/358/180 causal constraints (skipped 227 transitions) in 123 ms.
[2024-05-21 21:04:14] [INFO ] Added : 20 causal constraints over 5 iterations in 414 ms. Result :sat
Minimization took 353 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[20, 20] Max Struct:[50, 50]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[20, 20] Max Struct:[50, 50]
Support contains 2 out of 194 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 194/194 places, 3728/3728 transitions.
Applied a total of 0 rules in 691 ms. Remains 194 /194 variables (removed 0) and now considering 3728/3728 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 703 ms. Remains : 194/194 places, 3728/3728 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 194/194 places, 3728/3728 transitions.
Applied a total of 0 rules in 648 ms. Remains 194 /194 variables (removed 0) and now considering 3728/3728 (removed 0) transitions.
[2024-05-21 21:04:17] [INFO ] Flow matrix only has 410 transitions (discarded 3318 similar events)
[2024-05-21 21:04:17] [INFO ] Invariant cache hit.
[2024-05-21 21:04:18] [INFO ] Implicit Places using invariants in 648 ms returned []
[2024-05-21 21:04:18] [INFO ] Flow matrix only has 410 transitions (discarded 3318 similar events)
[2024-05-21 21:04:18] [INFO ] Invariant cache hit.
[2024-05-21 21:04:18] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-21 21:04:20] [INFO ] Implicit Places using invariants and state equation in 2527 ms returned []
Implicit Place search using SMT with State Equation took 3191 ms to find 0 implicit places.
[2024-05-21 21:04:20] [INFO ] Redundant transitions in 296 ms returned []
Running 3725 sub problems to find dead transitions.
[2024-05-21 21:04:20] [INFO ] Flow matrix only has 410 transitions (discarded 3318 similar events)
[2024-05-21 21:04:20] [INFO ] Invariant cache hit.
[2024-05-21 21:04:21] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/194 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3725 unsolved
[2024-05-21 21:05:37] [INFO ] Deduced a trap composed of 5 places in 479 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 194/604 variables, and 6 constraints, problems are : Problem set: 0 solved, 3725 unsolved in 30099 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/194 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 3725/3725 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3725 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/194 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3725 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/194 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 3725 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 194/604 variables, and 6 constraints, problems are : Problem set: 0 solved, 3725 unsolved in 30069 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/194 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 0/3725 constraints, Known Traps: 1/1 constraints]
After SMT, in 115739ms problems are : Problem set: 0 solved, 3725 unsolved
Search for dead transitions found 0 dead transitions in 115798ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 119971 ms. Remains : 194/194 places, 3728/3728 transitions.
RANDOM walk for 40001 steps (56 resets) in 1974 ms. (20 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (18 resets) in 544 ms. (73 steps per ms) remains 4/4 properties
[2024-05-21 21:06:17] [INFO ] Flatten gal took : 669 ms
BEST_FIRST walk for 40006 steps (18 resets) in 636 ms. (62 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (20 resets) in 547 ms. (72 steps per ms) remains 4/4 properties
[2024-05-21 21:06:17] [INFO ] Flatten gal took : 311 ms
BEST_FIRST walk for 40001 steps (20 resets) in 506 ms. (78 steps per ms) remains 4/4 properties
[2024-05-21 21:06:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4643755115989112027.gal : 129 ms
[2024-05-21 21:06:18] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10878416245555024547.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4643755115989112027.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10878416245555024547.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality10878416245555024547.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :6 after 16
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :16 after 34
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :34 after 68
Interrupted probabilistic random walk after 139836 steps, run timeout after 3001 ms. (steps per millisecond=46 ) properties seen :0 out of 4
Probabilistic random walk after 139836 steps, saw 38672 distinct states, run finished after 3004 ms. (steps per millisecond=46 ) properties seen :0
[2024-05-21 21:06:21] [INFO ] Flow matrix only has 410 transitions (discarded 3318 similar events)
[2024-05-21 21:06:21] [INFO ] Invariant cache hit.
[2024-05-21 21:06:21] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 162/165 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/165 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 414/579 variables, 166/170 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/579 variables, 2/172 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/579 variables, 42/214 constraints. Problems are: Problem set: 0 solved, 4 unsolved
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :68 after 134
At refinement iteration 8 (INCLUDED_ONLY) 0/579 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 2/581 variables, 1/215 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/581 variables, 2/217 constraints. Problems are: Problem set: 0 solved, 4 unsolved
[2024-05-21 21:06:21] [INFO ] Deduced a trap composed of 5 places in 142 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/581 variables, 1/218 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/581 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 23/604 variables, 23/241 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/604 variables, 1/242 constraints. Problems are: Problem set: 0 solved, 4 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (INCLUDED_ONLY) 0/604 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 0/604 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 604/604 variables, and 242 constraints, problems are : Problem set: 0 solved, 4 unsolved in 1066 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 194/194 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 162/165 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/165 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 414/579 variables, 166/170 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/579 variables, 2/172 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/579 variables, 42/214 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/579 variables, 4/218 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/579 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 2/581 variables, 1/219 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/581 variables, 2/221 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/581 variables, 1/222 constraints. Problems are: Problem set: 0 solved, 4 unsolved
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :134 after 325
At refinement iteration 13 (INCLUDED_ONLY) 0/581 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 23/604 variables, 23/245 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/604 variables, 1/246 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/604 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 0/604 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 604/604 variables, and 246 constraints, problems are : Problem set: 0 solved, 4 unsolved in 4046 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 194/194 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 1/1 constraints]
After SMT, in 5159ms problems are : Problem set: 0 solved, 4 unsolved
Parikh walk visited 0 properties in 1944 ms.
Support contains 2 out of 194 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 194/194 places, 3728/3728 transitions.
Applied a total of 0 rules in 533 ms. Remains 194 /194 variables (removed 0) and now considering 3728/3728 (removed 0) transitions.
Running 3725 sub problems to find dead transitions.
[2024-05-21 21:06:28] [INFO ] Flow matrix only has 410 transitions (discarded 3318 similar events)
[2024-05-21 21:06:28] [INFO ] Invariant cache hit.
[2024-05-21 21:06:28] [INFO ] State equation strengthened by 42 read => feed constraints.
Detected timeout of ITS tools.
[2024-05-21 21:07:08] [INFO ] Flatten gal took : 256 ms
[2024-05-21 21:07:08] [INFO ] Applying decomposition
[2024-05-21 21:07:09] [INFO ] Flatten gal took : 706 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph11492762549064695194.txt' '-o' '/tmp/graph11492762549064695194.bin' '-w' '/tmp/graph11492762549064695194.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph11492762549064695194.bin' '-l' '-1' '-v' '-w' '/tmp/graph11492762549064695194.weights' '-q' '0' '-e' '0.001'
[2024-05-21 21:07:10] [INFO ] Decomposing Gal with order
[2024-05-21 21:07:10] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-21 21:07:12] [INFO ] Removed a total of 6953 redundant transitions.
[2024-05-21 21:07:12] [INFO ] Flatten gal took : 1857 ms
[2024-05-21 21:07:12] [INFO ] Fuse similar labels procedure discarded/fused a total of 477 labels/synchronizations in 60 ms.
[2024-05-21 21:07:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3261733492720127563.gal : 5 ms
[2024-05-21 21:07:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13426878236479895191.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3261733492720127563.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13426878236479895191.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality13426878236479895191.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 16
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :16 after 41
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :41 after 86
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :86 after 171
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :171 after 336
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :336 after 446
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :446 after 559
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :559 after 6710
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :6710 after 26082
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :26082 after 78080
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :78080 after 187508
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :187508 after 415470
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :415470 after 779958
At refinement iteration 0 (INCLUDED_ONLY) 0/194 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3725 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 194/604 variables, and 5 constraints, problems are : Problem set: 0 solved, 3725 unsolved in 20092 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/194 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 3725/3725 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3725 unsolved
Detected timeout of ITS tools.
At refinement iteration 0 (INCLUDED_ONLY) 0/194 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3725 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 194/604 variables, and 5 constraints, problems are : Problem set: 0 solved, 3725 unsolved in 20615 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/194 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 0/3725 constraints, Known Traps: 0/0 constraints]
After SMT, in 96940ms problems are : Problem set: 0 solved, 3725 unsolved
Search for dead transitions found 0 dead transitions in 96998ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 97542 ms. Remains : 194/194 places, 3728/3728 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[20, 20] Max Struct:[50, 50]
Starting property specific reduction for BridgeAndVehicles-COL-V80P50N20-UpperBounds-00
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[50]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[50]
[2024-05-21 21:08:05] [INFO ] Flow matrix only has 410 transitions (discarded 3318 similar events)
[2024-05-21 21:08:05] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[50]
RANDOM walk for 10000 steps (14 resets) in 130 ms. (76 steps per ms)
BEST_FIRST walk for 10000 steps (4 resets) in 43 ms. (227 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[20] Max Struct:[50]
[2024-05-21 21:08:06] [INFO ] Flow matrix only has 410 transitions (discarded 3318 similar events)
[2024-05-21 21:08:06] [INFO ] Invariant cache hit.
[2024-05-21 21:08:06] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2024-05-21 21:08:06] [INFO ] [Real]Absence check using state equation in 102 ms returned sat
[2024-05-21 21:08:06] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-21 21:08:06] [INFO ] [Real]Added 42 Read/Feed constraints in 31 ms returned sat
[2024-05-21 21:08:06] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 21:08:06] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2024-05-21 21:08:06] [INFO ] [Nat]Absence check using state equation in 135 ms returned sat
[2024-05-21 21:08:06] [INFO ] [Nat]Added 42 Read/Feed constraints in 64 ms returned sat
[2024-05-21 21:08:06] [INFO ] Computed and/alt/rep : 180/358/180 causal constraints (skipped 227 transitions) in 129 ms.
[2024-05-21 21:08:07] [INFO ] Added : 5 causal constraints over 4 iterations in 565 ms. Result :sat
Minimization took 317 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[20] Max Struct:[50]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[20] Max Struct:[50]
Support contains 1 out of 194 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 194/194 places, 3728/3728 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 9 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 193 transition count 3727
Applied a total of 2 rules in 752 ms. Remains 193 /194 variables (removed 1) and now considering 3727/3728 (removed 1) transitions.
Running 3724 sub problems to find dead transitions.
[2024-05-21 21:08:08] [INFO ] Flow matrix only has 409 transitions (discarded 3318 similar events)
// Phase 1: matrix 409 rows 193 cols
[2024-05-21 21:08:08] [INFO ] Computed 5 invariants in 5 ms
[2024-05-21 21:08:08] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/193 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3724 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 193/602 variables, and 5 constraints, problems are : Problem set: 0 solved, 3724 unsolved in 20059 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/193 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 3724/3724 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3724 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/193 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3724 unsolved
[2024-05-21 21:09:31] [INFO ] Deduced a trap composed of 5 places in 451 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 193/602 variables, and 6 constraints, problems are : Problem set: 0 solved, 3724 unsolved in 20075 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/193 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 0/3724 constraints, Known Traps: 1/1 constraints]
After SMT, in 95916ms problems are : Problem set: 0 solved, 3724 unsolved
Search for dead transitions found 0 dead transitions in 95994ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 96766 ms. Remains : 193/194 places, 3727/3728 transitions.
[2024-05-21 21:09:44] [INFO ] Flow matrix only has 409 transitions (discarded 3318 similar events)
[2024-05-21 21:09:44] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[20] Max Struct:[50]
RANDOM walk for 1000000 steps (1686 resets) in 10040 ms. (99 steps per ms)
BEST_FIRST walk for 1000000 steps (636 resets) in 3667 ms. (272 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[20] Max Struct:[50]
[2024-05-21 21:09:58] [INFO ] Flow matrix only has 409 transitions (discarded 3318 similar events)
[2024-05-21 21:09:58] [INFO ] Invariant cache hit.
[2024-05-21 21:09:58] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2024-05-21 21:09:58] [INFO ] [Real]Absence check using state equation in 92 ms returned sat
[2024-05-21 21:09:58] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-21 21:09:58] [INFO ] [Real]Added 42 Read/Feed constraints in 78 ms returned sat
[2024-05-21 21:09:58] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 21:09:58] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2024-05-21 21:09:58] [INFO ] [Nat]Absence check using state equation in 113 ms returned sat
[2024-05-21 21:09:58] [INFO ] [Nat]Added 42 Read/Feed constraints in 126 ms returned sat
[2024-05-21 21:09:59] [INFO ] Computed and/alt/rep : 180/358/180 causal constraints (skipped 226 transitions) in 131 ms.
[2024-05-21 21:09:59] [INFO ] Added : 5 causal constraints over 2 iterations in 293 ms. Result :sat
Minimization took 299 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[20] Max Struct:[50]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[20] Max Struct:[50]
Support contains 1 out of 193 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 193/193 places, 3727/3727 transitions.
Applied a total of 0 rules in 567 ms. Remains 193 /193 variables (removed 0) and now considering 3727/3727 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 567 ms. Remains : 193/193 places, 3727/3727 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 193/193 places, 3727/3727 transitions.
Applied a total of 0 rules in 516 ms. Remains 193 /193 variables (removed 0) and now considering 3727/3727 (removed 0) transitions.
[2024-05-21 21:10:00] [INFO ] Flow matrix only has 409 transitions (discarded 3318 similar events)
[2024-05-21 21:10:00] [INFO ] Invariant cache hit.
[2024-05-21 21:10:01] [INFO ] Implicit Places using invariants in 527 ms returned []
[2024-05-21 21:10:01] [INFO ] Flow matrix only has 409 transitions (discarded 3318 similar events)
[2024-05-21 21:10:01] [INFO ] Invariant cache hit.
[2024-05-21 21:10:01] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-21 21:10:02] [INFO ] Implicit Places using invariants and state equation in 1708 ms returned []
Implicit Place search using SMT with State Equation took 2242 ms to find 0 implicit places.
[2024-05-21 21:10:03] [INFO ] Redundant transitions in 159 ms returned []
Running 3724 sub problems to find dead transitions.
[2024-05-21 21:10:03] [INFO ] Flow matrix only has 409 transitions (discarded 3318 similar events)
[2024-05-21 21:10:03] [INFO ] Invariant cache hit.
[2024-05-21 21:10:03] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/193 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3724 unsolved
[2024-05-21 21:11:16] [INFO ] Deduced a trap composed of 5 places in 777 ms of which 6 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 193/602 variables, and 6 constraints, problems are : Problem set: 0 solved, 3724 unsolved in 30108 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/193 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 3724/3724 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3724 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/193 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3724 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/193 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 3724 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 193/602 variables, and 6 constraints, problems are : Problem set: 0 solved, 3724 unsolved in 30127 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/193 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 0/3724 constraints, Known Traps: 1/1 constraints]
After SMT, in 111484ms problems are : Problem set: 0 solved, 3724 unsolved
Search for dead transitions found 0 dead transitions in 111536ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 114472 ms. Remains : 193/193 places, 3727/3727 transitions.
RANDOM walk for 40000 steps (64 resets) in 1578 ms. (25 steps per ms) remains 2/2 properties
[2024-05-21 21:11:55] [INFO ] Flatten gal took : 593 ms
BEST_FIRST walk for 40003 steps (24 resets) in 377 ms. (105 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (24 resets) in 443 ms. (90 steps per ms) remains 2/2 properties
[2024-05-21 21:11:55] [INFO ] Flatten gal took : 305 ms
[2024-05-21 21:11:55] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8666606088357337051.gal : 70 ms
[2024-05-21 21:11:55] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7985625600205539870.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8666606088357337051.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7985625600205539870.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality7985625600205539870.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
Interrupted probabilistic random walk after 155374 steps, run timeout after 3001 ms. (steps per millisecond=51 ) properties seen :0 out of 2
Probabilistic random walk after 155374 steps, saw 45170 distinct states, run finished after 3001 ms. (steps per millisecond=51 ) properties seen :0
[2024-05-21 21:11:58] [INFO ] Flow matrix only has 409 transitions (discarded 3318 similar events)
[2024-05-21 21:11:58] [INFO ] Invariant cache hit.
[2024-05-21 21:11:58] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 18
At refinement iteration 3 (OVERLAPS) 81/83 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 207/290 variables, 83/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/290 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/290 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 4/294 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/294 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 145/439 variables, 26/114 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/439 variables, 1/115 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/439 variables, 21/136 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-21 21:11:59] [INFO ] Deduced a trap composed of 5 places in 414 ms of which 14 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/439 variables, 1/137 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :18 after 36
At refinement iteration 14 (INCLUDED_ONLY) 0/439 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 162/601 variables, 81/218 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/601 variables, 1/219 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/601 variables, 21/240 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 18 (INCLUDED_ONLY) 0/601 variables, 0/240 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 1/602 variables, 1/241 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/602 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 0/602 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 602/602 variables, and 241 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1327 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 193/193 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 81/83 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 207/290 variables, 83/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/290 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/290 variables, 2/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/290 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 4/294 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/294 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 145/439 variables, 26/116 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/439 variables, 1/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/439 variables, 21/138 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/439 variables, 1/139 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/439 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 162/601 variables, 81/220 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :36 after 70
At refinement iteration 17 (INCLUDED_ONLY) 0/601 variables, 1/221 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/601 variables, 21/242 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/601 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 1/602 variables, 1/243 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :70 after 136
At refinement iteration 21 (INCLUDED_ONLY) 0/602 variables, 0/243 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 0/602 variables, 0/243 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 602/602 variables, and 243 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3324 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 193/193 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 4691ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 467 ms.
Support contains 1 out of 193 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 193/193 places, 3727/3727 transitions.
Applied a total of 0 rules in 1034 ms. Remains 193 /193 variables (removed 0) and now considering 3727/3727 (removed 0) transitions.
Running 3724 sub problems to find dead transitions.
[2024-05-21 21:12:04] [INFO ] Flow matrix only has 409 transitions (discarded 3318 similar events)
[2024-05-21 21:12:04] [INFO ] Invariant cache hit.
[2024-05-21 21:12:04] [INFO ] State equation strengthened by 42 read => feed constraints.
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :136 after 292

BK_STOP 1716325932262

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="BridgeAndVehicles-COL-V80P50N20"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="itstools"
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 2-5568"
echo " Executing tool itstools"
echo " Input is BridgeAndVehicles-COL-V80P50N20, 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 r048-tajo-171620398900149"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V80P50N20.tgz
mv BridgeAndVehicles-COL-V80P50N20 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 ;