About the Execution of ITS-Tools for EGFr-PT-10420
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 414.035 | 44313.00 | 71477.00 | 283.70 | TFFFFTTTFFFFTFFT | normal |
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.r114-smll-177955740500218.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 itstools
Input is EGFr-PT-10420, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r114-smll-177955740500218
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.3M
-rw-r--r-- 1 mcc users 6.3K Mar 7 04:43 CTLCardinality.txt
-rw-r--r-- 1 mcc users 51K Mar 7 04:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 21K Mar 7 04:42 CTLFireability.txt
-rw-r--r-- 1 mcc users 78K Mar 7 04:42 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.5K Mar 15 09:46 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 09:46 LTLCardinality.xml
-rw-r--r-- 1 mcc users 6.9K Mar 15 09:46 LTLFireability.txt
-rw-r--r-- 1 mcc users 22K Mar 15 09:46 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Mar 7 04:44 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 148K Mar 7 04:44 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 27K Mar 7 04:43 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 86K Mar 7 04:43 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 09:46 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 09:46 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 681K 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 booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME EGFr-PT-10420-CTLFireability-2024-00
FORMULA_NAME EGFr-PT-10420-CTLFireability-2024-01
FORMULA_NAME EGFr-PT-10420-CTLFireability-2024-02
FORMULA_NAME EGFr-PT-10420-CTLFireability-2024-03
FORMULA_NAME EGFr-PT-10420-CTLFireability-2024-04
FORMULA_NAME EGFr-PT-10420-CTLFireability-2024-05
FORMULA_NAME EGFr-PT-10420-CTLFireability-2024-06
FORMULA_NAME EGFr-PT-10420-CTLFireability-2024-07
FORMULA_NAME EGFr-PT-10420-CTLFireability-2024-08
FORMULA_NAME EGFr-PT-10420-CTLFireability-2024-09
FORMULA_NAME EGFr-PT-10420-CTLFireability-2024-10
FORMULA_NAME EGFr-PT-10420-CTLFireability-2024-11
FORMULA_NAME EGFr-PT-10420-CTLFireability-2024-12
FORMULA_NAME EGFr-PT-10420-CTLFireability-2024-13
FORMULA_NAME EGFr-PT-10420-CTLFireability-2024-14
FORMULA_NAME EGFr-PT-10420-CTLFireability-2024-15
=== Now, execution of the tool begins
BK_START 1779757413328
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=EGFr-PT-10420
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLFireability PT
Running Version 202604301425
[2026-05-26 01:03:35] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-26 01:03:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 01:03:36] [INFO ] Load time of PNML (sax parser for PT used): 274 ms
[2026-05-26 01:03:36] [INFO ] Transformed 208 places.
[2026-05-26 01:03:36] [INFO ] Transformed 378 transitions.
[2026-05-26 01:03:36] [INFO ] Found NUPN structural information;
[2026-05-26 01:03:36] [INFO ] Parsed PT model containing 208 places and 378 transitions and 3198 arcs in 506 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 30 ms.
Deduced a syphon composed of 49 places in 7 ms
Reduce places removed 77 places and 239 transitions.
Reduce places removed 21 places and 0 transitions.
Initial state reduction rules removed 1 formulas.
FORMULA EGFr-PT-10420-CTLFireability-2024-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA EGFr-PT-10420-CTLFireability-2024-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 51 out of 110 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 110/110 places, 139/139 transitions.
Applied a total of 0 rules in 25 ms. Remains 110 /110 variables (removed 0) and now considering 139/139 (removed 0) transitions.
[2026-05-26 01:03:36] [INFO ] Flow matrix only has 106 transitions (discarded 33 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3555366637126019889.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10960799538873739267.kers'
[2026-05-26 01:03:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3555366637126019889.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10960799538873739267.kers]
Culling duplicate invariants (modulo rational): removing 55 columns.
Culled 55 columns in 0 ms.
// Phase 1: matrix 106 rows 55 cols 106 entries
Finished phase 1 with 55 SingleSign rule and 0 generalized
[2026-05-26 01:03:36] [INFO ] Computed 55 invariants in 0 ms
Computed 55 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-10960799538873739267.kers
Total runtime 4 ms.
[2026-05-26 01:03:36] [INFO ] Implicit Places using invariants in 599 ms returned []
[2026-05-26 01:03:36] [INFO ] Flow matrix only has 106 transitions (discarded 33 similar events)
[2026-05-26 01:03:36] [INFO ] Invariant cache hit.
[2026-05-26 01:03:37] [INFO ] State equation strengthened by 51 read => feed constraints.
[2026-05-26 01:03:37] [INFO ] Implicit Places using invariants and state equation in 469 ms returned []
Implicit Place search using SMT with State Equation took 1140 ms to find 0 implicit places.
Running 129 sub problems to find dead transitions.
[2026-05-26 01:03:37] [INFO ] Flow matrix only has 106 transitions (discarded 33 similar events)
[2026-05-26 01:03:37] [INFO ] Invariant cache hit.
[2026-05-26 01:03:37] [INFO ] State equation strengthened by 51 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 108/108 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 53/161 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 2/163 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/108 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (OVERLAPS) 2/110 variables, 2/165 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/110 variables, 2/167 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/110 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (OVERLAPS) 106/216 variables, 110/277 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/216 variables, 51/328 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/216 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 10 (OVERLAPS) 0/216 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 129 unsolved
No progress, stopping.
After SMT solving in domain Real declared 216/216 variables, and 328 constraints, problems are : Problem set: 0 solved, 129 unsolved in 11259 ms.
Refiners :[Domain max(s): 110/110 constraints, Positive P Invariants (semi-flows): 55/55 constraints, State Equation: 110/110 constraints, ReadFeed: 51/51 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 129 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 108/108 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 53/161 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 2/163 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/108 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (OVERLAPS) 2/110 variables, 2/165 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/110 variables, 2/167 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/110 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (OVERLAPS) 106/216 variables, 110/277 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/216 variables, 51/328 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/216 variables, 129/457 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/216 variables, 0/457 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 11 (OVERLAPS) 0/216 variables, 0/457 constraints. Problems are: Problem set: 0 solved, 129 unsolved
No progress, stopping.
After SMT solving in domain Int declared 216/216 variables, and 457 constraints, problems are : Problem set: 0 solved, 129 unsolved in 7595 ms.
Refiners :[Domain max(s): 110/110 constraints, Positive P Invariants (semi-flows): 55/55 constraints, State Equation: 110/110 constraints, ReadFeed: 51/51 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 18981ms problems are : Problem set: 0 solved, 129 unsolved
Search for dead transitions found 0 dead transitions in 19010ms
Finished structural reductions in LTL mode , in 1 iterations and 20256 ms. Remains : 110/110 places, 139/139 transitions.
Starting structural reductions in LTL mode, iteration 0 : 110/110 places, 139/139 transitions.
Applied a total of 0 rules in 4 ms. Remains 110 /110 variables (removed 0) and now considering 139/139 (removed 0) transitions.
[2026-05-26 01:03:56] [INFO ] Flow matrix only has 106 transitions (discarded 33 similar events)
[2026-05-26 01:03:56] [INFO ] Invariant cache hit.
[2026-05-26 01:03:56] [INFO ] Implicit Places using invariants in 208 ms returned []
[2026-05-26 01:03:56] [INFO ] Flow matrix only has 106 transitions (discarded 33 similar events)
[2026-05-26 01:03:56] [INFO ] Invariant cache hit.
[2026-05-26 01:03:56] [INFO ] State equation strengthened by 51 read => feed constraints.
[2026-05-26 01:03:57] [INFO ] Implicit Places using invariants and state equation in 309 ms returned []
Implicit Place search using SMT with State Equation took 520 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 526 ms. Remains : 110/110 places, 139/139 transitions.
Support contains 51 out of 110 places after structural reductions.
[2026-05-26 01:03:57] [INFO ] Flatten gal took : 73 ms
[2026-05-26 01:03:57] [INFO ] Initial state reduction rules for CTL removed 3 formulas.
FORMULA EGFr-PT-10420-CTLFireability-2024-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA EGFr-PT-10420-CTLFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA EGFr-PT-10420-CTLFireability-2024-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-26 01:03:57] [INFO ] Flatten gal took : 32 ms
[2026-05-26 01:03:57] [INFO ] Input system was already deterministic with 139 transitions.
Support contains 24 out of 110 places (down from 51) after GAL structural reductions.
FORMULA EGFr-PT-10420-CTLFireability-2024-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (8 resets) in 1636 ms. (24 steps per ms) remains 1/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 279 ms. (142 steps per ms) remains 1/1 properties
[2026-05-26 01:03:58] [INFO ] Flow matrix only has 106 transitions (discarded 33 similar events)
[2026-05-26 01:03:58] [INFO ] Invariant cache hit.
[2026-05-26 01:03:58] [INFO ] State equation strengthened by 51 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 2/4 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/4 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 4/8 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/8 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/11 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/11 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 9/20 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/20 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/20 variables, 3/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/20 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 17/37 variables, 13/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/37 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/37 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 48/85 variables, 34/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/85 variables, 34/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/85 variables, 17/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/85 variables, 2/129 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/85 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 11/96 variables, 11/140 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/96 variables, 0/140 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 33/129 variables, 22/162 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/129 variables, 22/184 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/129 variables, 11/195 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/129 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 7/136 variables, 7/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/136 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 21/157 variables, 14/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/157 variables, 14/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/157 variables, 7/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/157 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (OVERLAPS) 7/164 variables, 7/244 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/164 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 35 (OVERLAPS) 21/185 variables, 14/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/185 variables, 14/272 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/185 variables, 7/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/185 variables, 0/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 39 (OVERLAPS) 6/191 variables, 6/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/191 variables, 0/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 41 (OVERLAPS) 18/209 variables, 12/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/209 variables, 12/309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 43 (INCLUDED_ONLY) 0/209 variables, 6/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 44 (INCLUDED_ONLY) 0/209 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 45 (OVERLAPS) 0/209 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 209/216 variables, and 315 constraints, problems are : Problem set: 0 solved, 1 unsolved in 364 ms.
Refiners :[Domain max(s): 106/110 constraints, Positive P Invariants (semi-flows): 53/55 constraints, State Equation: 106/110 constraints, ReadFeed: 50/51 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 2/4 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/4 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 4/8 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/8 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/11 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/11 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 9/20 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/20 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/20 variables, 3/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/20 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/20 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 17/37 variables, 13/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/37 variables, 1/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/37 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 48/85 variables, 34/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/85 variables, 34/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/85 variables, 17/128 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/85 variables, 2/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/85 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 11/96 variables, 11/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/96 variables, 0/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 33/129 variables, 22/163 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/129 variables, 22/185 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/129 variables, 11/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/129 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 7/136 variables, 7/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/136 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 21/157 variables, 14/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/157 variables, 14/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/157 variables, 7/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/157 variables, 0/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (OVERLAPS) 7/164 variables, 7/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/164 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 36 (OVERLAPS) 21/185 variables, 14/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/185 variables, 14/273 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/185 variables, 7/280 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/185 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 40 (OVERLAPS) 6/191 variables, 6/286 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 41 (INCLUDED_ONLY) 0/191 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 42 (OVERLAPS) 18/209 variables, 12/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 43 (INCLUDED_ONLY) 0/209 variables, 12/310 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 44 (INCLUDED_ONLY) 0/209 variables, 6/316 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 45 (INCLUDED_ONLY) 0/209 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 46 (OVERLAPS) 0/209 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 209/216 variables, and 316 constraints, problems are : Problem set: 0 solved, 1 unsolved in 271 ms.
Refiners :[Domain max(s): 106/110 constraints, Positive P Invariants (semi-flows): 53/55 constraints, State Equation: 106/110 constraints, ReadFeed: 50/51 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 643ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 12 ms.
Support contains 2 out of 110 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 110/110 places, 139/139 transitions.
Graph (complete) has 278 edges and 110 vertex of which 28 are kept as prefixes of interest. Removing 82 places using SCC suffix rule.1 ms
Discarding 82 places :
Also discarding 83 output transitions
Drop transitions (Output transitions of discarded places.) removed 83 transitions
Drop transitions (Empty/Sink Transition effects.) removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 17 place count 28 transition count 40
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 18 place count 27 transition count 38
Iterating global reduction 1 with 1 rules applied. Total rules applied 19 place count 27 transition count 38
Applied a total of 19 rules in 30 ms. Remains 27 /110 variables (removed 83) and now considering 38/139 (removed 101) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 27/110 places, 38/139 transitions.
RANDOM walk for 40000 steps (8 resets) in 605 ms. (66 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 266 ms. (149 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 2365 steps, run visited all 1 properties in 30 ms. (steps per millisecond=78 )
Probabilistic random walk after 2365 steps, saw 532 distinct states, run finished after 38 ms. (steps per millisecond=62 ) properties seen :1
[2026-05-26 01:03:59] [INFO ] Flatten gal took : 19 ms
[2026-05-26 01:03:59] [INFO ] Flatten gal took : 21 ms
[2026-05-26 01:03:59] [INFO ] Input system was already deterministic with 139 transitions.
Computed a total of 8 stabilizing places and 4 stable transitions
Starting structural reductions in LTL mode, iteration 0 : 110/110 places, 139/139 transitions.
Applied a total of 0 rules in 7 ms. Remains 110 /110 variables (removed 0) and now considering 139/139 (removed 0) transitions.
[2026-05-26 01:03:59] [INFO ] Flow matrix only has 106 transitions (discarded 33 similar events)
[2026-05-26 01:03:59] [INFO ] Invariant cache hit.
[2026-05-26 01:03:59] [INFO ] Implicit Places using invariants in 191 ms returned []
[2026-05-26 01:03:59] [INFO ] Flow matrix only has 106 transitions (discarded 33 similar events)
[2026-05-26 01:03:59] [INFO ] Invariant cache hit.
[2026-05-26 01:03:59] [INFO ] State equation strengthened by 51 read => feed constraints.
[2026-05-26 01:03:59] [INFO ] Implicit Places using invariants and state equation in 239 ms returned []
Implicit Place search using SMT with State Equation took 435 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 443 ms. Remains : 110/110 places, 139/139 transitions.
[2026-05-26 01:03:59] [INFO ] Flatten gal took : 10 ms
[2026-05-26 01:03:59] [INFO ] Flatten gal took : 10 ms
[2026-05-26 01:03:59] [INFO ] Input system was already deterministic with 139 transitions.
[2026-05-26 01:03:59] [INFO ] Flatten gal took : 9 ms
[2026-05-26 01:03:59] [INFO ] Flatten gal took : 11 ms
[2026-05-26 01:03:59] [INFO ] Time to serialize gal into /tmp/CTLFireability13307379425301831613.gal : 4 ms
[2026-05-26 01:03:59] [INFO ] Time to serialize properties into /tmp/CTLFireability12701860816417373993.ctl : 5 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability13307379425301831613.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12701860816417373993.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.70216e+16,1.15498,30460,2,229,5,155485,6,0,570,144861,0
Converting to forward existential form...Done !
original formula: AX(((rheb_equals_0!=1)||(tsc1_tsc2_equals_0!=1)))
=> equivalent forward existential formula: [(EY(Init) * !(((rheb_equals_0!=1)||(tsc1_tsc2_equals_0!=1))))] = FALSE
(forward)formula 0,0,1.16227,30584,1,0,9,155485,9,2,948,144861,2
FORMULA EGFr-PT-10420-CTLFireability-2024-01 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 110/110 places, 139/139 transitions.
Applied a total of 0 rules in 4 ms. Remains 110 /110 variables (removed 0) and now considering 139/139 (removed 0) transitions.
[2026-05-26 01:04:01] [INFO ] Flow matrix only has 106 transitions (discarded 33 similar events)
[2026-05-26 01:04:01] [INFO ] Invariant cache hit.
[2026-05-26 01:04:01] [INFO ] Implicit Places using invariants in 167 ms returned []
[2026-05-26 01:04:01] [INFO ] Flow matrix only has 106 transitions (discarded 33 similar events)
[2026-05-26 01:04:01] [INFO ] Invariant cache hit.
[2026-05-26 01:04:01] [INFO ] State equation strengthened by 51 read => feed constraints.
[2026-05-26 01:04:01] [INFO ] Implicit Places using invariants and state equation in 320 ms returned []
Implicit Place search using SMT with State Equation took 490 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 495 ms. Remains : 110/110 places, 139/139 transitions.
[2026-05-26 01:04:01] [INFO ] Flatten gal took : 15 ms
[2026-05-26 01:04:01] [INFO ] Flatten gal took : 16 ms
[2026-05-26 01:04:01] [INFO ] Input system was already deterministic with 139 transitions.
[2026-05-26 01:04:01] [INFO ] Flatten gal took : 15 ms
[2026-05-26 01:04:01] [INFO ] Flatten gal took : 15 ms
[2026-05-26 01:04:01] [INFO ] Time to serialize gal into /tmp/CTLFireability17080778795220104483.gal : 5 ms
[2026-05-26 01:04:01] [INFO ] Time to serialize properties into /tmp/CTLFireability3650890619475848591.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability17080778795220104483.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability3650890619475848591.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.70216e+16,1.13758,30568,2,229,5,155485,6,0,570,144861,0
Converting to forward existential form...Done !
original formula: (EF(EX((((pip3_equals_0==1)&&(vav2_equals_1==1)) * (AG(((mekk1_equals_1==1)&&(mkk7_equals_0==1))) * AX(FALSE))))) + (AX(((erbb11_equals_1...372
=> equivalent forward existential formula: ([(EY((Init * !(E(TRUE U EX((((pip3_equals_0==1)&&(vav2_equals_1==1)) * (!(E(TRUE U !(((mekk1_equals_1==1)&&(mkk...618
Reverse transition relation is NOT exact ! Due to transitions t28, t29, t129, t130, t131, t132, Intersection with reachable at each step enabled. (destroy...195
(forward)formula 0,0,1.2626,30668,1,0,297,155485,311,149,3606,144861,300
FORMULA EGFr-PT-10420-CTLFireability-2024-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 110/110 places, 139/139 transitions.
Applied a total of 0 rules in 3 ms. Remains 110 /110 variables (removed 0) and now considering 139/139 (removed 0) transitions.
[2026-05-26 01:04:02] [INFO ] Flow matrix only has 106 transitions (discarded 33 similar events)
[2026-05-26 01:04:02] [INFO ] Invariant cache hit.
[2026-05-26 01:04:03] [INFO ] Implicit Places using invariants in 237 ms returned []
[2026-05-26 01:04:03] [INFO ] Flow matrix only has 106 transitions (discarded 33 similar events)
[2026-05-26 01:04:03] [INFO ] Invariant cache hit.
[2026-05-26 01:04:03] [INFO ] State equation strengthened by 51 read => feed constraints.
[2026-05-26 01:04:03] [INFO ] Implicit Places using invariants and state equation in 429 ms returned []
Implicit Place search using SMT with State Equation took 669 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 673 ms. Remains : 110/110 places, 139/139 transitions.
[2026-05-26 01:04:03] [INFO ] Flatten gal took : 13 ms
[2026-05-26 01:04:03] [INFO ] Flatten gal took : 13 ms
[2026-05-26 01:04:03] [INFO ] Input system was already deterministic with 139 transitions.
[2026-05-26 01:04:03] [INFO ] Flatten gal took : 13 ms
[2026-05-26 01:04:03] [INFO ] Flatten gal took : 13 ms
[2026-05-26 01:04:03] [INFO ] Time to serialize gal into /tmp/CTLFireability10118776368278405964.gal : 3 ms
[2026-05-26 01:04:03] [INFO ] Time to serialize properties into /tmp/CTLFireability12349982677965676228.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability10118776368278405964.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12349982677965676228.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.70216e+16,1.20579,30568,2,229,5,155485,6,0,570,144861,0
Converting to forward existential form...Done !
original formula: AX(FALSE)
=> equivalent forward existential formula: [(EY(Init) * !(FALSE))] = FALSE
(forward)formula 0,0,1.2118,30568,1,0,6,155485,7,1,942,144861,1
FORMULA EGFr-PT-10420-CTLFireability-2024-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 110/110 places, 139/139 transitions.
Applied a total of 0 rules in 7 ms. Remains 110 /110 variables (removed 0) and now considering 139/139 (removed 0) transitions.
[2026-05-26 01:04:04] [INFO ] Flow matrix only has 106 transitions (discarded 33 similar events)
[2026-05-26 01:04:04] [INFO ] Invariant cache hit.
[2026-05-26 01:04:05] [INFO ] Implicit Places using invariants in 202 ms returned []
[2026-05-26 01:04:05] [INFO ] Flow matrix only has 106 transitions (discarded 33 similar events)
[2026-05-26 01:04:05] [INFO ] Invariant cache hit.
[2026-05-26 01:04:05] [INFO ] State equation strengthened by 51 read => feed constraints.
[2026-05-26 01:04:05] [INFO ] Implicit Places using invariants and state equation in 328 ms returned []
Implicit Place search using SMT with State Equation took 532 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 539 ms. Remains : 110/110 places, 139/139 transitions.
[2026-05-26 01:04:05] [INFO ] Flatten gal took : 13 ms
[2026-05-26 01:04:05] [INFO ] Flatten gal took : 13 ms
[2026-05-26 01:04:05] [INFO ] Input system was already deterministic with 139 transitions.
[2026-05-26 01:04:05] [INFO ] Flatten gal took : 12 ms
[2026-05-26 01:04:05] [INFO ] Flatten gal took : 22 ms
[2026-05-26 01:04:05] [INFO ] Time to serialize gal into /tmp/CTLFireability14880948498388444199.gal : 4 ms
[2026-05-26 01:04:05] [INFO ] Time to serialize properties into /tmp/CTLFireability18049206049140061882.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability14880948498388444199.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability18049206049140061882.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.70216e+16,1.11995,30564,2,229,5,155485,6,0,570,144861,0
Converting to forward existential form...Done !
original formula: A(EX(TRUE) U EF(AG(!(AX(FALSE)))))
=> equivalent forward existential formula: [((Init * !(EG(!(E(TRUE U !(E(TRUE U !(!(!(EX(!(FALSE)))))))))))) * !(E(!(E(TRUE U !(E(TRUE U !(!(!(EX(!(FALSE))...241
Reverse transition relation is NOT exact ! Due to transitions t28, t29, t129, t130, t131, t132, Intersection with reachable at each step enabled. (destroy...195
(forward)formula 0,1,1.2357,30572,1,0,288,155485,305,144,3580,144861,289
FORMULA EGFr-PT-10420-CTLFireability-2024-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 110/110 places, 139/139 transitions.
Applied a total of 0 rules in 18 ms. Remains 110 /110 variables (removed 0) and now considering 139/139 (removed 0) transitions.
[2026-05-26 01:04:06] [INFO ] Flow matrix only has 106 transitions (discarded 33 similar events)
[2026-05-26 01:04:06] [INFO ] Invariant cache hit.
[2026-05-26 01:04:07] [INFO ] Implicit Places using invariants in 230 ms returned []
[2026-05-26 01:04:07] [INFO ] Flow matrix only has 106 transitions (discarded 33 similar events)
[2026-05-26 01:04:07] [INFO ] Invariant cache hit.
[2026-05-26 01:04:07] [INFO ] State equation strengthened by 51 read => feed constraints.
[2026-05-26 01:04:07] [INFO ] Implicit Places using invariants and state equation in 340 ms returned []
Implicit Place search using SMT with State Equation took 572 ms to find 0 implicit places.
[2026-05-26 01:04:07] [INFO ] Redundant transitions in 7 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_CTL mode , in 1 iterations and 605 ms. Remains : 110/110 places, 139/139 transitions.
[2026-05-26 01:04:07] [INFO ] Flatten gal took : 11 ms
[2026-05-26 01:04:07] [INFO ] Flatten gal took : 12 ms
[2026-05-26 01:04:07] [INFO ] Input system was already deterministic with 139 transitions.
RANDOM walk for 282 steps (0 resets) in 7 ms. (35 steps per ms) remains 0/1 properties
FORMULA EGFr-PT-10420-CTLFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-26 01:04:07] [INFO ] Flatten gal took : 22 ms
[2026-05-26 01:04:07] [INFO ] Flatten gal took : 11 ms
[2026-05-26 01:04:07] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18009503114771197927.gal : 3 ms
[2026-05-26 01:04:07] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10069810158547270064.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18009503114771197927.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10069810158547270064.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 110/110 places, 139/139 transitions.
Applied a total of 0 rules in 6 ms. Remains 110 /110 variables (removed 0) and now considering 139/139 (removed 0) transitions.
[2026-05-26 01:04:07] [INFO ] Flow matrix only has 106 transitions (discarded 33 similar events)
[2026-05-26 01:04:07] [INFO ] Invariant cache hit.
[2026-05-26 01:04:07] [INFO ] Implicit Places using invariants in 210 ms returned []
[2026-05-26 01:04:07] [INFO ] Flow matrix only has 106 transitions (discarded 33 similar events)
[2026-05-26 01:04:07] [INFO ] Invariant cache hit.
[2026-05-26 01:04:08] [INFO ] State equation strengthened by 51 read => feed constraints.
[2026-05-26 01:04:08] [INFO ] Implicit Places using invariants and state equation in 358 ms returned []
Implicit Place search using SMT with State Equation took 570 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 577 ms. Remains : 110/110 places, 139/139 transitions.
[2026-05-26 01:04:08] [INFO ] Flatten gal took : 13 ms
[2026-05-26 01:04:08] [INFO ] Flatten gal took : 11 ms
[2026-05-26 01:04:08] [INFO ] Input system was already deterministic with 139 transitions.
[2026-05-26 01:04:08] [INFO ] Flatten gal took : 10 ms
[2026-05-26 01:04:08] [INFO ] Flatten gal took : 9 ms
[2026-05-26 01:04:08] [INFO ] Time to serialize gal into /tmp/CTLFireability5082386180813757169.gal : 2 ms
[2026-05-26 01:04:08] [INFO ] Time to serialize properties into /tmp/CTLFireability52855163218008890.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability5082386180813757169.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability52855163218008890.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...281
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.70216e+16,1.10278,30564,2,229,5,155485,6,0,570,144861,0
Converting to forward existential form...Done !
original formula: EG(AX(FALSE))
=> equivalent forward existential formula: [FwdG(Init,!(EX(!(FALSE))))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions t28, t29, t129, t130, t131, t132, Intersection with reachable at each step enabled. (destroy...195
(forward)formula 0,0,1.19725,30572,1,0,288,155485,299,143,3437,144861,286
FORMULA EGFr-PT-10420-CTLFireability-2024-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 110/110 places, 139/139 transitions.
Applied a total of 0 rules in 4 ms. Remains 110 /110 variables (removed 0) and now considering 139/139 (removed 0) transitions.
[2026-05-26 01:04:09] [INFO ] Flow matrix only has 106 transitions (discarded 33 similar events)
[2026-05-26 01:04:09] [INFO ] Invariant cache hit.
[2026-05-26 01:04:09] [INFO ] Implicit Places using invariants in 150 ms returned []
[2026-05-26 01:04:09] [INFO ] Flow matrix only has 106 transitions (discarded 33 similar events)
[2026-05-26 01:04:09] [INFO ] Invariant cache hit.
[2026-05-26 01:04:09] [INFO ] State equation strengthened by 51 read => feed constraints.
[2026-05-26 01:04:09] [INFO ] Implicit Places using invariants and state equation in 235 ms returned []
Implicit Place search using SMT with State Equation took 387 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 391 ms. Remains : 110/110 places, 139/139 transitions.
[2026-05-26 01:04:09] [INFO ] Flatten gal took : 5 ms
[2026-05-26 01:04:09] [INFO ] Flatten gal took : 7 ms
[2026-05-26 01:04:09] [INFO ] Input system was already deterministic with 139 transitions.
[2026-05-26 01:04:09] [INFO ] Flatten gal took : 7 ms
[2026-05-26 01:04:09] [INFO ] Flatten gal took : 6 ms
[2026-05-26 01:04:09] [INFO ] Time to serialize gal into /tmp/CTLFireability3836005701044875799.gal : 2 ms
[2026-05-26 01:04:09] [INFO ] Time to serialize properties into /tmp/CTLFireability2857939604851484128.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability3836005701044875799.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability2857939604851484128.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.70216e+16,1.23939,30556,2,229,5,155485,6,0,570,144861,0
Converting to forward existential form...Done !
original formula: (AX((((erbb12_equals_0==0)||(shp1d_equals_0==0))||((erbb11_equals_1!=1)||(grb2_equals_0!=1)))) + AX(FALSE))
=> equivalent forward existential formula: [(EY((Init * !(!(EX(!((((erbb12_equals_0==0)||(shp1d_equals_0==0))||((erbb11_equals_1!=1)||(grb2_equals_0!=1))))...181
Reverse transition relation is NOT exact ! Due to transitions t28, t29, t129, t130, t131, t132, Intersection with reachable at each step enabled. (destroy...195
(forward)formula 0,0,1.34234,30560,1,0,293,155485,295,144,3447,144861,286
FORMULA EGFr-PT-10420-CTLFireability-2024-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 110/110 places, 139/139 transitions.
Applied a total of 0 rules in 5 ms. Remains 110 /110 variables (removed 0) and now considering 139/139 (removed 0) transitions.
[2026-05-26 01:04:11] [INFO ] Flow matrix only has 106 transitions (discarded 33 similar events)
[2026-05-26 01:04:11] [INFO ] Invariant cache hit.
[2026-05-26 01:04:11] [INFO ] Implicit Places using invariants in 248 ms returned []
[2026-05-26 01:04:11] [INFO ] Flow matrix only has 106 transitions (discarded 33 similar events)
[2026-05-26 01:04:11] [INFO ] Invariant cache hit.
[2026-05-26 01:04:11] [INFO ] State equation strengthened by 51 read => feed constraints.
[2026-05-26 01:04:11] [INFO ] Implicit Places using invariants and state equation in 373 ms returned []
Implicit Place search using SMT with State Equation took 623 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 628 ms. Remains : 110/110 places, 139/139 transitions.
[2026-05-26 01:04:11] [INFO ] Flatten gal took : 7 ms
[2026-05-26 01:04:11] [INFO ] Flatten gal took : 8 ms
[2026-05-26 01:04:11] [INFO ] Input system was already deterministic with 139 transitions.
[2026-05-26 01:04:11] [INFO ] Flatten gal took : 7 ms
[2026-05-26 01:04:12] [INFO ] Flatten gal took : 13 ms
[2026-05-26 01:04:12] [INFO ] Time to serialize gal into /tmp/CTLFireability9244716264842298079.gal : 2 ms
[2026-05-26 01:04:12] [INFO ] Time to serialize properties into /tmp/CTLFireability6407008493068749760.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability9244716264842298079.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability6407008493068749760.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.70216e+16,1.38341,30560,2,229,5,155485,6,0,570,144861,0
Converting to forward existential form...Done !
original formula: EF(EX((((mekk4_equals_1==1)&&(rac_cdc42_equals_0==1))&&((cjun_equals_1==1)&&(jnk_equals_0==1)))))
=> equivalent forward existential formula: [(EY(FwdU(Init,TRUE)) * (((mekk4_equals_1==1)&&(rac_cdc42_equals_0==1))&&((cjun_equals_1==1)&&(jnk_equals_0==1))...167
(forward)formula 0,1,1.40323,30560,1,0,7,155485,8,1,1027,144861,2
FORMULA EGFr-PT-10420-CTLFireability-2024-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 110/110 places, 139/139 transitions.
Applied a total of 0 rules in 6 ms. Remains 110 /110 variables (removed 0) and now considering 139/139 (removed 0) transitions.
[2026-05-26 01:04:13] [INFO ] Flow matrix only has 106 transitions (discarded 33 similar events)
[2026-05-26 01:04:13] [INFO ] Invariant cache hit.
[2026-05-26 01:04:13] [INFO ] Implicit Places using invariants in 205 ms returned []
[2026-05-26 01:04:13] [INFO ] Flow matrix only has 106 transitions (discarded 33 similar events)
[2026-05-26 01:04:13] [INFO ] Invariant cache hit.
[2026-05-26 01:04:13] [INFO ] State equation strengthened by 51 read => feed constraints.
[2026-05-26 01:04:13] [INFO ] Implicit Places using invariants and state equation in 345 ms returned []
Implicit Place search using SMT with State Equation took 551 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 558 ms. Remains : 110/110 places, 139/139 transitions.
[2026-05-26 01:04:13] [INFO ] Flatten gal took : 7 ms
[2026-05-26 01:04:13] [INFO ] Flatten gal took : 8 ms
[2026-05-26 01:04:14] [INFO ] Input system was already deterministic with 139 transitions.
[2026-05-26 01:04:14] [INFO ] Flatten gal took : 8 ms
[2026-05-26 01:04:14] [INFO ] Flatten gal took : 8 ms
[2026-05-26 01:04:14] [INFO ] Time to serialize gal into /tmp/CTLFireability12961641436540947789.gal : 2 ms
[2026-05-26 01:04:14] [INFO ] Time to serialize properties into /tmp/CTLFireability6906313086936130471.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability12961641436540947789.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability6906313086936130471.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.70216e+16,1.01016,30560,2,229,5,155485,6,0,570,144861,0
Converting to forward existential form...Done !
original formula: EX(AX(FALSE))
=> equivalent forward existential formula: [(EY(Init) * !(EX(!(FALSE))))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions t28, t29, t129, t130, t131, t132, Intersection with reachable at each step enabled. (destroy...195
(forward)formula 0,0,1.09315,30564,1,0,288,155485,293,142,3362,144861,284
FORMULA EGFr-PT-10420-CTLFireability-2024-14 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 110/110 places, 139/139 transitions.
Applied a total of 0 rules in 8 ms. Remains 110 /110 variables (removed 0) and now considering 139/139 (removed 0) transitions.
[2026-05-26 01:04:15] [INFO ] Flow matrix only has 106 transitions (discarded 33 similar events)
[2026-05-26 01:04:15] [INFO ] Invariant cache hit.
[2026-05-26 01:04:15] [INFO ] Implicit Places using invariants in 289 ms returned []
[2026-05-26 01:04:15] [INFO ] Flow matrix only has 106 transitions (discarded 33 similar events)
[2026-05-26 01:04:15] [INFO ] Invariant cache hit.
[2026-05-26 01:04:15] [INFO ] State equation strengthened by 51 read => feed constraints.
[2026-05-26 01:04:15] [INFO ] Implicit Places using invariants and state equation in 400 ms returned []
Implicit Place search using SMT with State Equation took 691 ms to find 0 implicit places.
[2026-05-26 01:04:15] [INFO ] Redundant transitions in 7 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_CTL mode , in 1 iterations and 713 ms. Remains : 110/110 places, 139/139 transitions.
[2026-05-26 01:04:15] [INFO ] Flatten gal took : 7 ms
[2026-05-26 01:04:15] [INFO ] Flatten gal took : 7 ms
[2026-05-26 01:04:15] [INFO ] Input system was already deterministic with 139 transitions.
[2026-05-26 01:04:15] [INFO ] Flatten gal took : 7 ms
[2026-05-26 01:04:15] [INFO ] Flatten gal took : 7 ms
[2026-05-26 01:04:15] [INFO ] Time to serialize gal into /tmp/CTLFireability9883843281498790496.gal : 2 ms
[2026-05-26 01:04:15] [INFO ] Time to serialize properties into /tmp/CTLFireability10880646043823173749.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability9883843281498790496.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10880646043823173749.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.70216e+16,1.05446,30584,2,229,5,155485,6,0,570,144861,0
Converting to forward existential form...Done !
original formula: EG(((mkk3_equals_1==0)||(mlk3_equals_0==0)))
=> equivalent forward existential formula: [FwdG(Init,((mkk3_equals_1==0)||(mlk3_equals_0==0)))] != FALSE
Hit Full ! (commute/partial/dont) 132/0/7
(forward)formula 0,1,1.61141,33656,1,0,7,173607,19,2,2946,160541,8
FORMULA EGFr-PT-10420-CTLFireability-2024-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-26 01:04:17] [INFO ] Flatten gal took : 7 ms
[2026-05-26 01:04:17] [INFO ] Flatten gal took : 7 ms
Total runtime 42071 ms.
BK_STOP 1779757457641
--------------------
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
+ [[ CTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLFireability -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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination CTLFireability -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="EGFr-PT-10420"
export BK_EXAMINATION="CTLFireability"
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 2-5973"
echo " Executing tool itstools"
echo " Input is EGFr-PT-10420, examination is CTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r114-smll-177955740500218"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/EGFr-PT-10420.tgz
mv EGFr-PT-10420 execution
cd execution
if [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "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 [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.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 [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLFireability"
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 ;