Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r100-smll-174867008000517.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=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 2-5832
Executing tool itstools
Input is GPUForwardProgress-PT-36b, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r100-smll-174867008000517
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 544K
-rw-r--r-- 1 mcc users 7.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.7K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 85K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 179K May 29 14:32 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

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME GPUForwardProgress-PT-36b-UpperBounds-00
FORMULA_NAME GPUForwardProgress-PT-36b-UpperBounds-01
FORMULA_NAME GPUForwardProgress-PT-36b-UpperBounds-02
FORMULA_NAME GPUForwardProgress-PT-36b-UpperBounds-03
FORMULA_NAME GPUForwardProgress-PT-36b-UpperBounds-04
FORMULA_NAME GPUForwardProgress-PT-36b-UpperBounds-05
FORMULA_NAME GPUForwardProgress-PT-36b-UpperBounds-06
FORMULA_NAME GPUForwardProgress-PT-36b-UpperBounds-07
FORMULA_NAME GPUForwardProgress-PT-36b-UpperBounds-08
FORMULA_NAME GPUForwardProgress-PT-36b-UpperBounds-09
FORMULA_NAME GPUForwardProgress-PT-36b-UpperBounds-10
FORMULA_NAME GPUForwardProgress-PT-36b-UpperBounds-11
FORMULA_NAME GPUForwardProgress-PT-36b-UpperBounds-12
FORMULA_NAME GPUForwardProgress-PT-36b-UpperBounds-13
FORMULA_NAME GPUForwardProgress-PT-36b-UpperBounds-14
FORMULA_NAME GPUForwardProgress-PT-36b-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1748986132132

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=GPUForwardProgress-PT-36b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-06-03 21:28:54] [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]
[2025-06-03 21:28:54] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 21:28:55] [INFO ] Load time of PNML (sax parser for PT used): 242 ms
[2025-06-03 21:28:55] [INFO ] Transformed 720 places.
[2025-06-03 21:28:55] [INFO ] Transformed 757 transitions.
[2025-06-03 21:28:55] [INFO ] Found NUPN structural information;
[2025-06-03 21:28:55] [INFO ] Parsed PT model containing 720 places and 757 transitions and 1877 arcs in 500 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 15 ms.
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
// Phase 1: matrix 757 rows 720 cols
[2025-06-03 21:28:55] [INFO ] Computed 38 invariants in 68 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 10000 steps (33 resets) in 88 ms. (112 steps per ms)
FORMULA GPUForwardProgress-PT-36b-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-36b-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-36b-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-36b-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-36b-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-36b-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-36b-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-36b-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 80006 steps (24 resets) in 159 ms. (500 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1]
[2025-06-03 21:28:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:28:56] [INFO ] [Real]Absence check using 0 positive and 38 generalized place invariants in 77 ms returned sat
[2025-06-03 21:28:57] [INFO ] [Real]Absence check using state equation in 727 ms returned sat
[2025-06-03 21:28:57] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 147 ms.
[2025-06-03 21:28:58] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:28:58] [INFO ] [Nat]Absence check using 0 positive and 38 generalized place invariants in 59 ms returned sat
[2025-06-03 21:28:59] [INFO ] [Nat]Absence check using state equation in 525 ms returned sat
[2025-06-03 21:28:59] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 90 ms.
[2025-06-03 21:29:03] [INFO ] Added : 225 causal constraints over 45 iterations in 4032 ms. Result :unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:29:03] [INFO ] [Real]Absence check using 0 positive and 38 generalized place invariants in 68 ms returned sat
[2025-06-03 21:29:04] [INFO ] [Real]Absence check using state equation in 573 ms returned sat
[2025-06-03 21:29:04] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 100 ms.
[2025-06-03 21:29:04] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:29:05] [INFO ] [Nat]Absence check using 0 positive and 38 generalized place invariants in 70 ms returned sat
[2025-06-03 21:29:05] [INFO ] [Nat]Absence check using state equation in 565 ms returned sat
[2025-06-03 21:29:05] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 87 ms.
[2025-06-03 21:29:09] [INFO ] Added : 235 causal constraints over 47 iterations in 4012 ms. Result :unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:29:10] [INFO ] [Real]Absence check using 0 positive and 38 generalized place invariants in 69 ms returned sat
[2025-06-03 21:29:10] [INFO ] [Real]Absence check using state equation in 576 ms returned sat
[2025-06-03 21:29:11] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 89 ms.
[2025-06-03 21:29:11] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:29:11] [INFO ] [Nat]Absence check using 0 positive and 38 generalized place invariants in 71 ms returned sat
[2025-06-03 21:29:12] [INFO ] [Nat]Absence check using state equation in 551 ms returned sat
[2025-06-03 21:29:12] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 78 ms.
[2025-06-03 21:29:14] [INFO ] Added : 124 causal constraints over 25 iterations in 2409 ms. Result :sat
Minimization took 678 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:29:15] [INFO ] [Real]Absence check using 0 positive and 38 generalized place invariants in 69 ms returned sat
[2025-06-03 21:29:16] [INFO ] [Real]Absence check using state equation in 590 ms returned sat
[2025-06-03 21:29:16] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 85 ms.
[2025-06-03 21:29:16] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:29:17] [INFO ] [Nat]Absence check using 0 positive and 38 generalized place invariants in 74 ms returned sat
[2025-06-03 21:29:17] [INFO ] [Nat]Absence check using state equation in 491 ms returned sat
[2025-06-03 21:29:17] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 72 ms.
[2025-06-03 21:29:21] [INFO ] Added : 260 causal constraints over 52 iterations in 4086 ms. Result :unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:29:22] [INFO ] [Real]Absence check using 0 positive and 38 generalized place invariants in 68 ms returned sat
[2025-06-03 21:29:22] [INFO ] [Real]Absence check using state equation in 524 ms returned sat
[2025-06-03 21:29:23] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 75 ms.
[2025-06-03 21:29:23] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:29:23] [INFO ] [Nat]Absence check using 0 positive and 38 generalized place invariants in 70 ms returned sat
[2025-06-03 21:29:24] [INFO ] [Nat]Absence check using state equation in 532 ms returned sat
[2025-06-03 21:29:24] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 73 ms.
[2025-06-03 21:29:27] [INFO ] Added : 135 causal constraints over 27 iterations in 2662 ms. Result :sat
Minimization took 602 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:29:27] [INFO ] [Real]Absence check using 0 positive and 38 generalized place invariants in 44 ms returned sat
[2025-06-03 21:29:28] [INFO ] [Real]Absence check using state equation in 454 ms returned sat
[2025-06-03 21:29:28] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 82 ms.
[2025-06-03 21:29:28] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:29:29] [INFO ] [Nat]Absence check using 0 positive and 38 generalized place invariants in 68 ms returned sat
[2025-06-03 21:29:29] [INFO ] [Nat]Absence check using state equation in 590 ms returned sat
[2025-06-03 21:29:29] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 78 ms.
[2025-06-03 21:29:33] [INFO ] Added : 240 causal constraints over 48 iterations in 4015 ms. Result :unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:29:34] [INFO ] [Real]Absence check using 0 positive and 38 generalized place invariants in 72 ms returned sat
[2025-06-03 21:29:34] [INFO ] [Real]Absence check using state equation in 590 ms returned sat
[2025-06-03 21:29:35] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 81 ms.
[2025-06-03 21:29:35] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:29:35] [INFO ] [Nat]Absence check using 0 positive and 38 generalized place invariants in 71 ms returned sat
[2025-06-03 21:29:36] [INFO ] [Nat]Absence check using state equation in 541 ms returned sat
[2025-06-03 21:29:36] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 80 ms.
Maximisation of solution failed !
Minimization took 1 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:29:40] [INFO ] [Real]Absence check using 0 positive and 38 generalized place invariants in 74 ms returned sat
[2025-06-03 21:29:41] [INFO ] [Real]Absence check using state equation in 580 ms returned sat
[2025-06-03 21:29:41] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 80 ms.
[2025-06-03 21:29:41] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:29:42] [INFO ] [Nat]Absence check using 0 positive and 38 generalized place invariants in 76 ms returned sat
[2025-06-03 21:29:42] [INFO ] [Nat]Absence check using state equation in 595 ms returned sat
[2025-06-03 21:29:43] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 86 ms.
[2025-06-03 21:29:46] [INFO ] Added : 240 causal constraints over 48 iterations in 3996 ms. Result :unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1]
FORMULA GPUForwardProgress-PT-36b-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA GPUForwardProgress-PT-36b-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA GPUForwardProgress-PT-36b-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA GPUForwardProgress-PT-36b-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA GPUForwardProgress-PT-36b-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA GPUForwardProgress-PT-36b-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 0] Max Struct:[1, 1]
Support contains 2 out of 720 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 720/720 places, 757/757 transitions.
Graph (trivial) has 642 edges and 720 vertex of which 7 / 720 are part of one of the 1 SCC in 6 ms
Free SCC test removed 6 places
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Graph (complete) has 1084 edges and 714 vertex of which 673 are kept as prefixes of interest. Removing 41 places using SCC suffix rule.3 ms
Discarding 41 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 407 transitions
Trivial Post-agglo rules discarded 407 transitions
Performed 407 trivial Post agglomeration. Transition count delta: 407
Iterating post reduction 0 with 409 rules applied. Total rules applied 411 place count 673 transition count 337
Reduce places removed 407 places and 0 transitions.
Ensure Unique test removed 35 transitions
Reduce isomorphic transitions removed 35 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 443 rules applied. Total rules applied 854 place count 266 transition count 301
Reduce places removed 1 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 3 rules applied. Total rules applied 857 place count 265 transition count 299
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 859 place count 263 transition count 299
Performed 70 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 70 Pre rules applied. Total rules applied 859 place count 263 transition count 229
Deduced a syphon composed of 70 places in 1 ms
Reduce places removed 70 places and 0 transitions.
Iterating global reduction 4 with 140 rules applied. Total rules applied 999 place count 193 transition count 229
Discarding 39 places :
Symmetric choice reduction at 4 with 39 rule applications. Total rules 1038 place count 154 transition count 190
Iterating global reduction 4 with 39 rules applied. Total rules applied 1077 place count 154 transition count 190
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 1077 place count 154 transition count 188
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 1081 place count 152 transition count 188
Graph (complete) has 296 edges and 152 vertex of which 38 are kept as prefixes of interest. Removing 114 places using SCC suffix rule.1 ms
Discarding 114 places :
Also discarding 113 output transitions
Drop transitions (Output transitions of discarded places.) removed 113 transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 23 transitions
Trivial Post-agglo rules discarded 23 transitions
Performed 23 trivial Post agglomeration. Transition count delta: 23
Iterating post reduction 4 with 24 rules applied. Total rules applied 1105 place count 38 transition count 52
Reduce places removed 23 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 37 transitions
Reduce isomorphic transitions removed 37 transitions.
Iterating post reduction 5 with 60 rules applied. Total rules applied 1165 place count 15 transition count 15
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 2 Pre rules applied. Total rules applied 1165 place count 15 transition count 13
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 6 with 4 rules applied. Total rules applied 1169 place count 13 transition count 13
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1171 place count 11 transition count 11
Iterating global reduction 6 with 2 rules applied. Total rules applied 1173 place count 11 transition count 11
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 6 with 5 rules applied. Total rules applied 1178 place count 8 transition count 9
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 6 with 2 rules applied. Total rules applied 1180 place count 8 transition count 7
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 1181 place count 7 transition count 6
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 1182 place count 6 transition count 6
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 2 Pre rules applied. Total rules applied 1182 place count 6 transition count 4
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 7 with 4 rules applied. Total rules applied 1186 place count 4 transition count 4
Applied a total of 1186 rules in 125 ms. Remains 4 /720 variables (removed 716) and now considering 4/757 (removed 753) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 138 ms. Remains : 4/720 places, 4/757 transitions.
// Phase 1: matrix 4 rows 4 cols
[2025-06-03 21:29:47] [INFO ] Computed 2 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1, 0] Max Struct:[1, 1]
FORMULA GPUForwardProgress-PT-36b-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 1000000 steps (2 resets) in 825 ms. (1210 steps per ms)
FORMULA GPUForwardProgress-PT-36b-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 1000001 steps (2 resets) in 351 ms. (2840 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2025-06-03 21:29:49] [INFO ] Flatten gal took : 158 ms
[2025-06-03 21:29:49] [INFO ] Flatten gal took : 2 ms
[2025-06-03 21:29:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7100015834865130933.gal : 4 ms
[2025-06-03 21:29:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6329672070217295421.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7100015834865130933.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6329672070217295421.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 54584 ms.

BK_STOP 1748986189436

--------------------
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
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /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="GPUForwardProgress-PT-36b"
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 2-5832"
echo " Executing tool itstools"
echo " Input is GPUForwardProgress-PT-36b, 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 r100-smll-174867008000517"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/GPUForwardProgress-PT-36b.tgz
mv GPUForwardProgress-PT-36b 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.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 ;