Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r159-tall-177961079800065.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-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 2-5973
Executing tool gold2025
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 r159-tall-177961079800065
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 644K
-rw-r--r-- 1 mcc users 7.6K Mar 7 11:38 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K Mar 7 11:38 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Mar 7 11:38 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Mar 7 11:38 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:39 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 10:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 10:39 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 10:39 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 7 11:38 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 152K Mar 7 11:38 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Mar 7 11:38 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 66K Mar 7 11:38 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 10:39 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:39 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 179K Mar 3 18:30 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 1779707459777

Invoking MCC driver with
GOLD_TOOL=
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
[2026-05-25 11:11:01] [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]
[2026-05-25 11:11:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 11:11:01] [INFO ] Load time of PNML (sax parser for PT used): 97 ms
[2026-05-25 11:11:01] [INFO ] Transformed 720 places.
[2026-05-25 11:11:01] [INFO ] Transformed 757 transitions.
[2026-05-25 11:11:01] [INFO ] Found NUPN structural information;
[2026-05-25 11:11:01] [INFO ] Parsed PT model containing 720 places and 757 transitions and 1877 arcs in 191 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 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
[2026-05-25 11:11:01] [INFO ] Computed 38 invariants in 34 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 (31 resets) in 51 ms. (192 steps per ms)
FORMULA GPUForwardProgress-PT-36b-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-36b-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-36b-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-36b-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-36b-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-36b-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-36b-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 90007 steps (29 resets) in 97 ms. (918 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1]
[2026-05-25 11:11:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 11:11:01] [INFO ] [Real]Absence check using 0 positive and 38 generalized place invariants in 30 ms returned sat
[2026-05-25 11:11:02] [INFO ] [Real]Absence check using state equation in 212 ms returned sat
[2026-05-25 11:11:02] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 41 ms.
[2026-05-25 11:11:02] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 11:11:02] [INFO ] [Nat]Absence check using 0 positive and 38 generalized place invariants in 29 ms returned sat
[2026-05-25 11:11:02] [INFO ] [Nat]Absence check using state equation in 187 ms returned sat
[2026-05-25 11:11:02] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 45 ms.
[2026-05-25 11:11:05] [INFO ] Added : 210 causal constraints over 42 iterations in 2285 ms. Result :sat
Minimization took 504 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 11:11:05] [INFO ] [Real]Absence check using 0 positive and 38 generalized place invariants in 29 ms returned sat
[2026-05-25 11:11:05] [INFO ] [Real]Absence check using state equation in 199 ms returned sat
[2026-05-25 11:11:06] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 33 ms.
[2026-05-25 11:11:06] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 11:11:06] [INFO ] [Nat]Absence check using 0 positive and 38 generalized place invariants in 31 ms returned sat
[2026-05-25 11:11:06] [INFO ] [Nat]Absence check using state equation in 188 ms returned sat
[2026-05-25 11:11:06] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 37 ms.
[2026-05-25 11:11:11] [INFO ] Added : 456 causal constraints over 92 iterations in 4665 ms. Result :unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 11:11:11] [INFO ] [Real]Absence check using 0 positive and 38 generalized place invariants in 29 ms returned sat
[2026-05-25 11:11:11] [INFO ] [Real]Absence check using state equation in 192 ms returned sat
[2026-05-25 11:11:11] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 31 ms.
[2026-05-25 11:11:11] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 11:11:11] [INFO ] [Nat]Absence check using 0 positive and 38 generalized place invariants in 29 ms returned sat
[2026-05-25 11:11:12] [INFO ] [Nat]Absence check using state equation in 186 ms returned sat
[2026-05-25 11:11:12] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 41 ms.
[2026-05-25 11:11:15] [INFO ] Added : 378 causal constraints over 76 iterations in 3454 ms. Result :sat
Minimization took 501 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 11:11:16] [INFO ] [Real]Absence check using 0 positive and 38 generalized place invariants in 28 ms returned sat
[2026-05-25 11:11:16] [INFO ] [Real]Absence check using state equation in 191 ms returned sat
[2026-05-25 11:11:16] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 31 ms.
[2026-05-25 11:11:16] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 11:11:16] [INFO ] [Nat]Absence check using 0 positive and 38 generalized place invariants in 30 ms returned sat
[2026-05-25 11:11:17] [INFO ] [Nat]Absence check using state equation in 194 ms returned sat
[2026-05-25 11:11:17] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 28 ms.
[2026-05-25 11:11:20] [INFO ] Added : 375 causal constraints over 75 iterations in 3292 ms. Result :sat
Minimization took 503 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 11:11:20] [INFO ] [Real]Absence check using 0 positive and 38 generalized place invariants in 29 ms returned sat
[2026-05-25 11:11:21] [INFO ] [Real]Absence check using state equation in 188 ms returned sat
[2026-05-25 11:11:21] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 29 ms.
[2026-05-25 11:11:21] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 11:11:21] [INFO ] [Nat]Absence check using 0 positive and 38 generalized place invariants in 26 ms returned sat
[2026-05-25 11:11:21] [INFO ] [Nat]Absence check using state equation in 182 ms returned sat
[2026-05-25 11:11:21] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 31 ms.
[2026-05-25 11:11:25] [INFO ] Added : 440 causal constraints over 88 iterations in 3676 ms. Result :sat
Minimization took 501 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 11:11:26] [INFO ] [Real]Absence check using 0 positive and 38 generalized place invariants in 26 ms returned sat
[2026-05-25 11:11:26] [INFO ] [Real]Absence check using state equation in 183 ms returned sat
[2026-05-25 11:11:26] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 31 ms.
[2026-05-25 11:11:26] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 11:11:26] [INFO ] [Nat]Absence check using 0 positive and 38 generalized place invariants in 27 ms returned sat
[2026-05-25 11:11:26] [INFO ] [Nat]Absence check using state equation in 198 ms returned sat
[2026-05-25 11:11:26] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 29 ms.
[2026-05-25 11:11:28] [INFO ] Added : 206 causal constraints over 42 iterations in 1874 ms. Result :sat
Minimization took 501 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 11:11:29] [INFO ] [Real]Absence check using 0 positive and 38 generalized place invariants in 30 ms returned sat
[2026-05-25 11:11:29] [INFO ] [Real]Absence check using state equation in 202 ms returned sat
[2026-05-25 11:11:29] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 30 ms.
[2026-05-25 11:11:29] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 11:11:29] [INFO ] [Nat]Absence check using 0 positive and 38 generalized place invariants in 30 ms returned sat
[2026-05-25 11:11:30] [INFO ] [Nat]Absence check using state equation in 216 ms returned sat
[2026-05-25 11:11:30] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 31 ms.
[2026-05-25 11:11:34] [INFO ] Added : 420 causal constraints over 84 iterations in 4589 ms. Result :sat
Minimization took 29 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 11:11:34] [INFO ] [Real]Absence check using 0 positive and 38 generalized place invariants in 27 ms returned sat
[2026-05-25 11:11:35] [INFO ] [Real]Absence check using state equation in 195 ms returned sat
[2026-05-25 11:11:35] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 29 ms.
[2026-05-25 11:11:35] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 11:11:35] [INFO ] [Nat]Absence check using 0 positive and 38 generalized place invariants in 28 ms returned sat
[2026-05-25 11:11:35] [INFO ] [Nat]Absence check using state equation in 185 ms returned sat
[2026-05-25 11:11:35] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 28 ms.
[2026-05-25 11:11:40] [INFO ] Added : 475 causal constraints over 95 iterations in 4382 ms. Result :sat
Minimization took 283 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 11:11:40] [INFO ] [Real]Absence check using 0 positive and 38 generalized place invariants in 29 ms returned sat
[2026-05-25 11:11:40] [INFO ] [Real]Absence check using state equation in 205 ms returned sat
[2026-05-25 11:11:40] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 28 ms.
[2026-05-25 11:11:40] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 11:11:41] [INFO ] [Nat]Absence check using 0 positive and 38 generalized place invariants in 31 ms returned sat
[2026-05-25 11:11:41] [INFO ] [Nat]Absence check using state equation in 209 ms returned sat
[2026-05-25 11:11:41] [INFO ] Computed and/alt/rep : 751/1369/751 causal constraints (skipped 5 transitions) in 30 ms.
[2026-05-25 11:11:45] [INFO ] Added : 402 causal constraints over 81 iterations in 3865 ms. Result :sat
Minimization took 501 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1]
Support contains 9 out of 720 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 720/720 places, 757/757 transitions.
Graph (trivial) has 626 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 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Ensure Unique test removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 393 transitions
Trivial Post-agglo rules discarded 393 transitions
Performed 393 trivial Post agglomeration. Transition count delta: 393
Iterating post reduction 0 with 394 rules applied. Total rules applied 395 place count 713 transition count 356
Reduce places removed 393 places and 0 transitions.
Ensure Unique test removed 31 transitions
Reduce isomorphic transitions removed 31 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 425 rules applied. Total rules applied 820 place count 320 transition count 324
Reduce places removed 1 places and 0 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 2 with 5 rules applied. Total rules applied 825 place count 319 transition count 320
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 829 place count 315 transition count 320
Performed 68 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 68 Pre rules applied. Total rules applied 829 place count 315 transition count 252
Deduced a syphon composed of 68 places in 1 ms
Reduce places removed 68 places and 0 transitions.
Iterating global reduction 4 with 136 rules applied. Total rules applied 965 place count 247 transition count 252
Discarding 5 places :
Symmetric choice reduction at 4 with 5 rule applications. Total rules 970 place count 242 transition count 247
Iterating global reduction 4 with 5 rules applied. Total rules applied 975 place count 242 transition count 247
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 977 place count 242 transition count 245
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 3 Pre rules applied. Total rules applied 977 place count 242 transition count 242
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 5 with 6 rules applied. Total rules applied 983 place count 239 transition count 242
Performed 106 Post agglomeration using F-continuation condition.Transition count delta: 106
Deduced a syphon composed of 106 places in 0 ms
Reduce places removed 106 places and 0 transitions.
Iterating global reduction 5 with 212 rules applied. Total rules applied 1195 place count 133 transition count 136
Drop transitions (Empty/Sink Transition effects.) removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Iterating post reduction 5 with 29 rules applied. Total rules applied 1224 place count 133 transition count 107
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 6 with 6 rules applied. Total rules applied 1230 place count 130 transition count 107
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 6 with 3 rules applied. Total rules applied 1233 place count 130 transition count 104
Free-agglomeration rule applied 4 times.
Iterating global reduction 7 with 4 rules applied. Total rules applied 1237 place count 130 transition count 100
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 7 with 4 rules applied. Total rules applied 1241 place count 126 transition count 100
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 8 with 1 rules applied. Total rules applied 1242 place count 125 transition count 99
Applied a total of 1242 rules in 135 ms. Remains 125 /720 variables (removed 595) and now considering 99/757 (removed 658) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 146 ms. Remains : 125/720 places, 99/757 transitions.
// Phase 1: matrix 99 rows 125 cols
[2026-05-25 11:11:45] [INFO ] Computed 37 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 1000000 steps (6747 resets) in 3378 ms. (295 steps per ms)
FORMULA GPUForwardProgress-PT-36b-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
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-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-36b-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-36b-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-36b-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-36b-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 1000001 steps (423 resets) in 818 ms. (1221 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 )
[2026-05-25 11:11:50] [INFO ] Flatten gal took : 40 ms
[2026-05-25 11:11:50] [INFO ] Flatten gal took : 11 ms
[2026-05-25 11:11:50] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13251888369653095728.gal : 8 ms
[2026-05-25 11:11:50] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5163507468741487223.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/ReachabilityCardinality13251888369653095728.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5163507468741487223.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 49213 ms.

BK_STOP 1779707510322

--------------------
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="gold2025"
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 2-5973"
echo " Executing tool gold2025"
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 r159-tall-177961079800065"
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 ;