About the Execution of ITS-Tools for ErlangenMainframeV0-PT-0808
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 635855.00 | 0.00 | 0.00 | TFFTTTTFTTTTTTFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r254-tall-174931339600303.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 ErlangenMainframeV0-PT-0808, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r254-tall-174931339600303
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 19M
-rw-r--r-- 1 mcc users 6.5K Jun 6 09:02 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K Jun 6 09:02 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Jun 6 09:00 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K Jun 6 09:00 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Jun 6 11:57 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Jun 6 11:57 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Jun 6 11:58 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Jun 6 11:58 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 5 20:08 NewModel
-rw-r--r-- 1 mcc users 11K Jun 6 09:04 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 106K Jun 6 09:04 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.9K Jun 6 09:03 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 72K Jun 6 09:03 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Jun 6 11:58 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Jun 6 11:58 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 equiv_col
-rw-r--r-- 1 mcc users 5 Jun 5 20:08 instance
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 iscolored
-rw-r--r-- 1 mcc users 19M Jun 5 20:08 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-00
FORMULA_NAME ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-01
FORMULA_NAME ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-02
FORMULA_NAME ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-03
FORMULA_NAME ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-04
FORMULA_NAME ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-05
FORMULA_NAME ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-06
FORMULA_NAME ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-07
FORMULA_NAME ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-08
FORMULA_NAME ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-09
FORMULA_NAME ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-10
FORMULA_NAME ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-11
FORMULA_NAME ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-12
FORMULA_NAME ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-13
FORMULA_NAME ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-14
FORMULA_NAME ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-15
=== Now, execution of the tool begins
BK_START 1749357071403
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ErlangenMainframeV0-PT-0808
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-06-08 04:31:12] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-08 04:31:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-08 04:31:13] [INFO ] Load time of PNML (sax parser for PT used): 860 ms
[2025-06-08 04:31:13] [INFO ] Transformed 263 places.
[2025-06-08 04:31:13] [INFO ] Transformed 19957 transitions.
[2025-06-08 04:31:13] [INFO ] Found NUPN structural information;
[2025-06-08 04:31:13] [INFO ] Parsed PT model containing 263 places and 19957 transitions and 381303 arcs in 1110 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 40 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (8 resets) in 7002 ms. (5 steps per ms) remains 13/16 properties
FORMULA ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 888 ms. (44 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (8 resets) in 1093 ms. (36 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 922 ms. (43 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 758 ms. (52 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 521 ms. (76 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 357 ms. (111 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 686 ms. (58 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 564 ms. (70 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1094 ms. (36 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 426 ms. (93 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 325 ms. (122 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 378 ms. (105 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 488 ms. (81 steps per ms) remains 13/13 properties
// Phase 1: matrix 19957 rows 263 cols
[2025-06-08 04:31:18] [INFO ] Flatten gal took : 3644 ms
[2025-06-08 04:31:19] [INFO ] Computed 22 invariants in 358 ms
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/55 variables, 55/55 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/55 variables, 8/63 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Problem ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-02 is UNSAT
FORMULA ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-02 FALSE TECHNIQUES SMT_REFINEMENT
Problem ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-07 is UNSAT
FORMULA ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-07 FALSE TECHNIQUES SMT_REFINEMENT
Problem ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-14 is UNSAT
FORMULA ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-14 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 3 (OVERLAPS) 142/197 variables, 10/73 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/197 variables, 142/215 constraints. Problems are: Problem set: 3 solved, 10 unsolved
[2025-06-08 04:31:21] [INFO ] Flatten gal took : 2268 ms
At refinement iteration 5 (INCLUDED_ONLY) 0/197 variables, 0/215 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 66/263 variables, 4/219 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/263 variables, 66/285 constraints. Problems are: Problem set: 3 solved, 10 unsolved
[2025-06-08 04:31:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8260537018126292718.gal : 382 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-08 04:31:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15271294567882531317.prop : 14 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/ReachabilityCardinality8260537018126292718.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15271294567882531317.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
[2025-06-08 04:31:28] [INFO ] Deduced a trap composed of 26 places in 7284 ms of which 383 ms to minimize.
SMT process timed out in 9938ms, After SMT, problems are : Problem set: 3 solved, 10 unsolved
Fused 10 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 54 out of 263 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 263/263 places, 19957/19957 transitions.
Graph (trivial) has 175 edges and 263 vertex of which 4 / 263 are part of one of the 2 SCC in 5 ms
Free SCC test removed 2 places
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 83 transitions
Trivial Post-agglo rules discarded 83 transitions
Performed 83 trivial Post agglomeration. Transition count delta: 83
Iterating post reduction 0 with 83 rules applied. Total rules applied 84 place count 261 transition count 19870
Reduce places removed 83 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 84 rules applied. Total rules applied 168 place count 178 transition count 19869
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 169 place count 177 transition count 19869
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 169 place count 177 transition count 19865
Deduced a syphon composed of 4 places in 33 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 177 place count 173 transition count 19865
Discarding 45 places :
Symmetric choice reduction at 3 with 45 rule applications. Total rules 222 place count 128 transition count 19820
Iterating global reduction 3 with 45 rules applied. Total rules applied 267 place count 128 transition count 19820
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 5 Pre rules applied. Total rules applied 267 place count 128 transition count 19815
Deduced a syphon composed of 5 places in 10 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 277 place count 123 transition count 19815
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 24
Deduced a syphon composed of 24 places in 5 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 3 with 48 rules applied. Total rules applied 325 place count 99 transition count 19791
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 327 place count 97 transition count 19774
Iterating global reduction 3 with 2 rules applied. Total rules applied 329 place count 97 transition count 19774
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 331 place count 97 transition count 19772
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -20
Deduced a syphon composed of 2 places in 5 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 335 place count 95 transition count 19792
Loading property file /tmp/ReachabilityCardinality15271294567882531317.prop.
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 336 place count 95 transition count 19791
Free-agglomeration rule applied 5 times.
Iterating global reduction 4 with 5 rules applied. Total rules applied 341 place count 95 transition count 19786
Reduce places removed 5 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 7 rules applied. Total rules applied 348 place count 90 transition count 19784
SDD proceeding with computation,10 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,10 properties remain. new max is 8
SDD size :2 after 4
SDD proceeding with computation,10 properties remain. new max is 16
SDD size :4 after 13
SDD proceeding with computation,10 properties remain. new max is 32
SDD size :13 after 71
SDD proceeding with computation,10 properties remain. new max is 64
SDD size :71 after 1116
SDD proceeding with computation,10 properties remain. new max is 128
SDD size :1116 after 7.0997e+06
SDD proceeding with computation,10 properties remain. new max is 256
SDD size :7.0997e+06 after 1.06979e+07
Drop transitions (Redundant composition of simpler transitions.) removed 13 transitions
Redundant transition composition rules discarded 13 transitions
Iterating global reduction 5 with 13 rules applied. Total rules applied 361 place count 90 transition count 19771
SDD proceeding with computation,10 properties remain. new max is 512
SDD size :1.06979e+07 after 1.07165e+07
SDD proceeding with computation,10 properties remain. new max is 1024
SDD size :1.07165e+07 after 1.07173e+07
SDD proceeding with computation,10 properties remain. new max is 2048
SDD size :1.07173e+07 after 1.07259e+07
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 5 with 2 rules applied. Total rules applied 363 place count 90 transition count 19771
SDD proceeding with computation,10 properties remain. new max is 4096
SDD size :1.07259e+07 after 1.07526e+07
Partial Post-agglomeration rule applied 7 times.
Drop transitions (Partial Post agglomeration) removed 7 transitions
Iterating global reduction 5 with 7 rules applied. Total rules applied 370 place count 90 transition count 19771
SDD proceeding with computation,10 properties remain. new max is 8192
SDD size :1.07526e+07 after 1.12875e+07
Drop transitions (Redundant composition of simpler transitions.) removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 5 with 7 rules applied. Total rules applied 377 place count 90 transition count 19764
Applied a total of 377 rules in 71525 ms. Remains 90 /263 variables (removed 173) and now considering 19764/19957 (removed 193) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 71538 ms. Remains : 90/263 places, 19764/19957 transitions.
RANDOM walk for 40000 steps (8 resets) in 5449 ms. (7 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 1245 ms. (32 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40002 steps (8 resets) in 1206 ms. (33 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 1317 ms. (30 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1056 ms. (37 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1148 ms. (34 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 664 ms. (60 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 1082 ms. (36 steps per ms) remains 10/10 properties
SDD proceeding with computation,10 properties remain. new max is 16384
SDD size :1.12875e+07 after 2.01002e+07
BEST_FIRST walk for 40002 steps (8 resets) in 1074 ms. (37 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 1099 ms. (36 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40002 steps (8 resets) in 968 ms. (41 steps per ms) remains 10/10 properties
Interrupted probabilistic random walk after 481780 steps, run timeout after 12001 ms. (steps per millisecond=40 ) properties seen :0 out of 10
Probabilistic random walk after 481780 steps, saw 97880 distinct states, run finished after 12011 ms. (steps per millisecond=40 ) properties seen :0
// Phase 1: matrix 19764 rows 90 cols
[2025-06-08 04:32:57] [INFO ] Computed 22 invariants in 212 ms
[2025-06-08 04:32:57] [INFO ] State equation strengthened by 35 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/54 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (OVERLAPS) 29/83 variables, 10/18 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 7/90 variables, 4/22 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 19764/19854 variables, 90/112 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/19854 variables, 35/147 constraints. Problems are: Problem set: 0 solved, 10 unsolved
SDD proceeding with computation,10 properties remain. new max is 32768
SDD size :2.01002e+07 after 2.61259e+07
At refinement iteration 8 (INCLUDED_ONLY) 0/19854 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 9 (OVERLAPS) 0/19854 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 19854/19854 variables, and 147 constraints, problems are : Problem set: 0 solved, 10 unsolved in 34877 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 90/90 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 10/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/54 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Problem ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-09 is UNSAT
FORMULA ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-09 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 29/83 variables, 10/18 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 4 (OVERLAPS) 7/90 variables, 4/22 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 19764/19854 variables, 90/112 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/19854 variables, 35/147 constraints. Problems are: Problem set: 1 solved, 9 unsolved
SDD proceeding with computation,10 properties remain. new max is 65536
SDD size :2.61259e+07 after 7.72241e+07
At refinement iteration 8 (INCLUDED_ONLY) 0/19854 variables, 0/147 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 9 (OVERLAPS) 0/19854 variables, 0/147 constraints. Problems are: Problem set: 1 solved, 9 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
No progress, stopping.
After SMT solving in domain Int declared 19854/19854 variables, and 147 constraints, problems are : Problem set: 1 solved, 9 unsolved in 45028 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 90/90 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 10/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 80343ms problems are : Problem set: 1 solved, 9 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 53 out of 90 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 90/90 places, 19764/19764 transitions.
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 90 transition count 19764
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 90 transition count 19763
Applied a total of 2 rules in 27681 ms. Remains 90 /90 variables (removed 0) and now considering 19763/19764 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27681 ms. Remains : 90/90 places, 19763/19764 transitions.
RANDOM walk for 40000 steps (8 resets) in 4991 ms. (8 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1045 ms. (38 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1210 ms. (33 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1320 ms. (30 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (8 resets) in 1095 ms. (36 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 1023 ms. (39 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 650 ms. (61 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 1049 ms. (38 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (8 resets) in 1029 ms. (38 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 1066 ms. (37 steps per ms) remains 9/9 properties
Interrupted probabilistic random walk after 494506 steps, run timeout after 12001 ms. (steps per millisecond=41 ) properties seen :0 out of 9
Probabilistic random walk after 494506 steps, saw 77018 distinct states, run finished after 12001 ms. (steps per millisecond=41 ) properties seen :0
// Phase 1: matrix 19763 rows 90 cols
[2025-06-08 04:35:01] [INFO ] Computed 22 invariants in 209 ms
[2025-06-08 04:35:01] [INFO ] State equation strengthened by 35 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/53 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/53 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 30/83 variables, 10/18 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (OVERLAPS) 7/90 variables, 4/22 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 19763/19853 variables, 90/112 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/19853 variables, 35/147 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/19853 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 9 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 0/19853 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 19853/19853 variables, and 147 constraints, problems are : Problem set: 0 solved, 9 unsolved in 35778 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 90/90 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 9/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/53 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/53 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 30/83 variables, 10/18 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (OVERLAPS) 7/90 variables, 4/22 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 19763/19853 variables, 90/112 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/19853 variables, 35/147 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/19853 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (OVERLAPS) 0/19853 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 19853/19853 variables, and 147 constraints, problems are : Problem set: 0 solved, 9 unsolved in 63228 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 90/90 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 9/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 99418ms problems are : Problem set: 0 solved, 9 unsolved
FORMULA ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-00 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 7775 ms.
Support contains 53 out of 90 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 90/90 places, 19763/19763 transitions.
Applied a total of 0 rules in 9256 ms. Remains 90 /90 variables (removed 0) and now considering 19763/19763 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9257 ms. Remains : 90/90 places, 19763/19763 transitions.
RANDOM walk for 40000 steps (8 resets) in 5051 ms. (7 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (8 resets) in 1199 ms. (33 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1322 ms. (30 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1060 ms. (37 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1107 ms. (36 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40001 steps (8 resets) in 663 ms. (60 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40001 steps (8 resets) in 992 ms. (40 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1092 ms. (36 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1151 ms. (34 steps per ms) remains 8/8 properties
Interrupted probabilistic random walk after 380782 steps, run timeout after 9001 ms. (steps per millisecond=42 ) properties seen :0 out of 8
Probabilistic random walk after 380782 steps, saw 63952 distinct states, run finished after 9001 ms. (steps per millisecond=42 ) properties seen :0
[2025-06-08 04:37:10] [INFO ] Invariant cache hit.
[2025-06-08 04:37:10] [INFO ] State equation strengthened by 35 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/53 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/53 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 30/83 variables, 10/18 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 7/90 variables, 4/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 19763/19853 variables, 90/112 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/19853 variables, 35/147 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/19853 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 8 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 0/19853 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 19853/19853 variables, and 147 constraints, problems are : Problem set: 0 solved, 8 unsolved in 34093 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 90/90 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 8/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/53 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/53 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 30/83 variables, 10/18 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 7/90 variables, 4/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 19763/19853 variables, 90/112 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/19853 variables, 35/147 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/19853 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (OVERLAPS) 0/19853 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 19853/19853 variables, and 147 constraints, problems are : Problem set: 0 solved, 8 unsolved in 44606 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 90/90 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 8/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 78865ms problems are : Problem set: 0 solved, 8 unsolved
FORMULA ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-03 TRUE TECHNIQUES PARIKH_WALK
FORMULA ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-04 TRUE TECHNIQUES PARIKH_WALK
FORMULA ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-05 TRUE TECHNIQUES PARIKH_WALK
FORMULA ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-10 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 4 properties in 5769 ms.
Support contains 53 out of 90 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 90/90 places, 19763/19763 transitions.
Applied a total of 0 rules in 9202 ms. Remains 90 /90 variables (removed 0) and now considering 19763/19763 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9202 ms. Remains : 90/90 places, 19763/19763 transitions.
RANDOM walk for 40000 steps (8 resets) in 6924 ms. (5 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 1579 ms. (25 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 856 ms. (46 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1359 ms. (29 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40000 steps (8 resets) in 1323 ms. (30 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 408198 steps, run timeout after 9001 ms. (steps per millisecond=45 ) properties seen :0 out of 4
Probabilistic random walk after 408198 steps, saw 66800 distinct states, run finished after 9001 ms. (steps per millisecond=45 ) properties seen :0
[2025-06-08 04:38:57] [INFO ] Invariant cache hit.
[2025-06-08 04:38:57] [INFO ] State equation strengthened by 35 read => feed constraints.
Starting Z3 with timeout 105.0 s and query timeout 10500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/53 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/53 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 30/83 variables, 10/18 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 7/90 variables, 4/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 19763/19853 variables, 90/112 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/19853 variables, 35/147 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/19853 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 0/19853 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 19853/19853 variables, and 147 constraints, problems are : Problem set: 0 solved, 4 unsolved in 20000 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 90/90 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 4/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 105.0 s and query timeout 10500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/53 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/53 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 30/83 variables, 10/18 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 7/90 variables, 4/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 19763/19853 variables, 90/112 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/19853 variables, 35/147 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/19853 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 0/19853 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 19853/19853 variables, and 147 constraints, problems are : Problem set: 0 solved, 4 unsolved in 26160 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 90/90 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 4/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 46287ms problems are : Problem set: 0 solved, 4 unsolved
FORMULA ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-01 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 2724 ms.
Support contains 49 out of 90 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 90/90 places, 19763/19763 transitions.
Applied a total of 0 rules in 9167 ms. Remains 90 /90 variables (removed 0) and now considering 19763/19763 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9168 ms. Remains : 90/90 places, 19763/19763 transitions.
RANDOM walk for 40000 steps (8 resets) in 4998 ms. (8 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 694 ms. (57 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1078 ms. (37 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (8 resets) in 1084 ms. (36 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 228432 steps, run timeout after 6001 ms. (steps per millisecond=38 ) properties seen :0 out of 3
Probabilistic random walk after 228432 steps, saw 45855 distinct states, run finished after 6001 ms. (steps per millisecond=38 ) properties seen :0
[2025-06-08 04:40:03] [INFO ] Invariant cache hit.
[2025-06-08 04:40:03] [INFO ] State equation strengthened by 35 read => feed constraints.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 30/79 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 7/86 variables, 4/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/86 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 4/90 variables, 4/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/90 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 19763/19853 variables, 90/112 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/19853 variables, 35/147 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/19853 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 0/19853 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 19853/19853 variables, and 147 constraints, problems are : Problem set: 0 solved, 3 unsolved in 13705 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 90/90 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 30/79 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 7/86 variables, 4/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/86 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 4/90 variables, 4/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/90 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 19763/19853 variables, 90/112 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/19853 variables, 35/147 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/19853 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 0/19853 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 19853/19853 variables, and 147 constraints, problems are : Problem set: 0 solved, 3 unsolved in 25061 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 90/90 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 38904ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 1853 ms.
Support contains 49 out of 90 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 90/90 places, 19763/19763 transitions.
Applied a total of 0 rules in 9249 ms. Remains 90 /90 variables (removed 0) and now considering 19763/19763 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9250 ms. Remains : 90/90 places, 19763/19763 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 90/90 places, 19763/19763 transitions.
Applied a total of 0 rules in 9238 ms. Remains 90 /90 variables (removed 0) and now considering 19763/19763 (removed 0) transitions.
[2025-06-08 04:41:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 04:41:03] [INFO ] Implicit Places using invariants in 424 ms returned [75]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 453 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 89/90 places, 19763/19763 transitions.
Applied a total of 0 rules in 9211 ms. Remains 89 /89 variables (removed 0) and now considering 19763/19763 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 18906 ms. Remains : 89/90 places, 19763/19763 transitions.
RANDOM walk for 40000 steps (8 resets) in 5168 ms. (7 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (8 resets) in 641 ms. (62 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 1048 ms. (38 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 1188 ms. (33 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 257909 steps, run timeout after 6001 ms. (steps per millisecond=42 ) properties seen :0 out of 3
Probabilistic random walk after 257909 steps, saw 49328 distinct states, run finished after 6001 ms. (steps per millisecond=42 ) properties seen :0
// Phase 1: matrix 19763 rows 89 cols
[2025-06-08 04:41:21] [INFO ] Computed 21 invariants in 196 ms
[2025-06-08 04:41:21] [INFO ] State equation strengthened by 19 read => feed constraints.
Starting Z3 with timeout 135.0 s and query timeout 13500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 30/79 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 6/85 variables, 3/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/85 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 4/89 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/89 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 19763/19852 variables, 89/110 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/19852 variables, 19/129 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/19852 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 0/19852 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 19852/19852 variables, and 129 constraints, problems are : Problem set: 0 solved, 3 unsolved in 11934 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 89/89 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 135.0 s and query timeout 13500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 30/79 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 6/85 variables, 3/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/85 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 4/89 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/89 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 19763/19852 variables, 89/110 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/19852 variables, 19/129 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/19852 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 0/19852 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 19852/19852 variables, and 129 constraints, problems are : Problem set: 0 solved, 3 unsolved in 12990 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 89/89 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 25240ms problems are : Problem set: 0 solved, 3 unsolved
FORMULA ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-08 TRUE TECHNIQUES PARIKH_WALK
FORMULA ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-11 TRUE TECHNIQUES PARIKH_WALK
Finished Parikh walk after 22 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=7 )
FORMULA ErlangenMainframeV0-PT-0808-ReachabilityFireability-2025-13 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 3 properties in 630 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 634579 ms.
BK_STOP 1749357707258
--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -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 ReachabilityFireability -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="ErlangenMainframeV0-PT-0808"
export BK_EXAMINATION="ReachabilityFireability"
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 ErlangenMainframeV0-PT-0808, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r254-tall-174931339600303"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ErlangenMainframeV0-PT-0808.tgz
mv ErlangenMainframeV0-PT-0808 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;