Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r212-tall-174901994600570.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)
............................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is SmallOperatingSystem-PT-MT0064DC0032, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r212-tall-174901994600570
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 548K
-rw-r--r-- 1 mcc users 7.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.7K May 29 14:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 21K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 188K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 77K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 13 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 8.2K May 29 14:33 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 SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2023-12
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2023-13
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2023-14
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2023-15
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2025-00
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2025-01
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2025-02
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2025-03
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2025-04
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2025-05
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2025-06
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2025-07
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2025-08
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2025-09
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2025-10
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2025-11

=== Now, execution of the tool begins

BK_START 1749207372954

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SmallOperatingSystem-PT-MT0064DC0032
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLFireability PT
Running Version 202505121319
[2025-06-06 10:56:14] [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]
[2025-06-06 10:56:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-06 10:56:14] [INFO ] Load time of PNML (sax parser for PT used): 27 ms
[2025-06-06 10:56:14] [INFO ] Transformed 9 places.
[2025-06-06 10:56:14] [INFO ] Transformed 8 transitions.
[2025-06-06 10:56:14] [INFO ] Parsed PT model containing 9 places and 8 transitions and 27 arcs in 110 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 13 ms.
Initial state reduction rules removed 1 formulas.
FORMULA SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2023-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 9 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Applied a total of 0 rules in 6 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 9 cols
[2025-06-06 10:56:14] [INFO ] Computed 4 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:56:14] [INFO ] Implicit Places using invariants in 122 ms returned []
[2025-06-06 10:56:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:56:14] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 192 ms to find 0 implicit places.
Running 7 sub problems to find dead transitions.
[2025-06-06 10:56:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/17 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/17 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 17/17 variables, and 13 constraints, problems are : Problem set: 0 solved, 7 unsolved in 181 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/17 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 7/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/17 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/17 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 17/17 variables, and 20 constraints, problems are : Problem set: 0 solved, 7 unsolved in 136 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 331ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 340ms
Finished structural reductions in LTL mode , in 1 iterations and 555 ms. Remains : 9/9 places, 8/8 transitions.
Support contains 9 out of 9 places after structural reductions.
[2025-06-06 10:56:15] [INFO ] Flatten gal took : 27 ms
[2025-06-06 10:56:15] [INFO ] Flatten gal took : 4 ms
[2025-06-06 10:56:15] [INFO ] Input system was already deterministic with 8 transitions.
Reduction of identical properties reduced properties to check from 22 to 19
RANDOM walk for 36382 steps (7 resets) in 171 ms. (211 steps per ms) remains 0/19 properties
[2025-06-06 10:56:15] [INFO ] Flatten gal took : 2 ms
[2025-06-06 10:56:15] [INFO ] Flatten gal took : 4 ms
[2025-06-06 10:56:15] [INFO ] Input system was already deterministic with 8 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 8 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 8 transition count 7
Applied a total of 2 rules in 11 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2025-06-06 10:56:15] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:56:15] [INFO ] Implicit Places using invariants in 143 ms returned []
[2025-06-06 10:56:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:56:15] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 171 ms to find 0 implicit places.
Running 6 sub problems to find dead transitions.
[2025-06-06 10:56:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 7/15 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/15 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/15 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 15/15 variables, and 12 constraints, problems are : Problem set: 0 solved, 6 unsolved in 88 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 7/15 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/15 variables, 6/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/15 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 15/15 variables, and 18 constraints, problems are : Problem set: 0 solved, 6 unsolved in 77 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 168ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 169ms
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 7/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 352 ms. Remains : 8/9 places, 7/8 transitions.
[2025-06-06 10:56:15] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:15] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:15] [INFO ] Input system was already deterministic with 7 transitions.
[2025-06-06 10:56:15] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:15] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:15] [INFO ] Time to serialize gal into /tmp/CTLFireability12644815828872798891.gal : 1 ms
[2025-06-06 10:56:15] [INFO ] Time to serialize properties into /tmp/CTLFireability15560799901149690866.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability12644815828872798891.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability15560799901149690866.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,762025,0.230289,9676,2,361,5,32208,6,0,42,26996,0


Converting to forward existential form...Done !
original formula: AF(((TaskReady>=1) + AG((((TaskSuspended<1)||(CPUUnit<1)) * EX((((TaskOnDisk<1)||(DiskControllerUnit<1))||(TaskSuspended<1)))))))
=> equivalent forward existential formula: [FwdG(Init,!(((TaskReady>=1) + !(E(TRUE U !((((TaskSuspended<1)||(CPUUnit<1)) * EX((((TaskOnDisk<1)||(DiskContro...204
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.325736,9932,1,0,108,32208,22,70,608,26996,78
FORMULA SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2025-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 8 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 8 transition count 7
Applied a total of 2 rules in 2 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
[2025-06-06 10:56:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:56:15] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-06-06 10:56:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:56:16] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
Running 6 sub problems to find dead transitions.
[2025-06-06 10:56:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 7/15 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/15 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/15 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 15/15 variables, and 12 constraints, problems are : Problem set: 0 solved, 6 unsolved in 70 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 7/15 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/15 variables, 6/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/15 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 15/15 variables, and 18 constraints, problems are : Problem set: 0 solved, 6 unsolved in 70 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 147ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 147ms
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 7/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 195 ms. Remains : 8/9 places, 7/8 transitions.
[2025-06-06 10:56:16] [INFO ] Flatten gal took : 2 ms
[2025-06-06 10:56:16] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:16] [INFO ] Input system was already deterministic with 7 transitions.
[2025-06-06 10:56:16] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:16] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:16] [INFO ] Time to serialize gal into /tmp/CTLFireability7012981679083792859.gal : 0 ms
[2025-06-06 10:56:16] [INFO ] Time to serialize properties into /tmp/CTLFireability7733094721537506648.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability7012981679083792859.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability7733094721537506648.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,762025,0.224438,9676,2,361,5,32208,6,0,42,26996,0


Converting to forward existential form...Done !
original formula: AG(A(AG(!(((TaskSuspended>=1)&&(CPUUnit>=1)))) U EX((((TaskReady>=1)&&(CPUUnit>=1))||(((TaskOnDisk>=1)&&(FreeMemSegment>=1))&&(DiskContro...172
=> equivalent forward existential formula: ([((FwdU(FwdU(Init,TRUE),!(EX((((TaskReady>=1)&&(CPUUnit>=1))||(((TaskOnDisk>=1)&&(FreeMemSegment>=1))&&(DiskCon...496
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,0.292396,9932,1,0,9,32208,16,3,598,26996,10
FORMULA SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2025-01 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 9 cols
[2025-06-06 10:56:16] [INFO ] Computed 4 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:56:16] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-06-06 10:56:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:56:16] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
Running 7 sub problems to find dead transitions.
[2025-06-06 10:56:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/17 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/17 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 17/17 variables, and 13 constraints, problems are : Problem set: 0 solved, 7 unsolved in 77 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/17 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 7/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/17 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/17 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 17/17 variables, and 20 constraints, problems are : Problem set: 0 solved, 7 unsolved in 66 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 146ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 146ms
Finished structural reductions in LTL mode , in 1 iterations and 190 ms. Remains : 9/9 places, 8/8 transitions.
[2025-06-06 10:56:16] [INFO ] Flatten gal took : 2 ms
[2025-06-06 10:56:16] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:16] [INFO ] Input system was already deterministic with 8 transitions.
[2025-06-06 10:56:16] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:16] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:16] [INFO ] Time to serialize gal into /tmp/CTLFireability9620434661860837148.gal : 0 ms
[2025-06-06 10:56:16] [INFO ] Time to serialize properties into /tmp/CTLFireability6718696621555350373.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability9620434661860837148.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability6718696621555350373.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,9.13364e+06,0.237798,10316,2,1450,5,35227,6,0,47,35840,0


Converting to forward existential form...Done !
original formula: E((EX(((((TransferToDisk<1)||(ExecutingTask>=1)) * !(E((ExecutingTask>=1) U ((TaskSuspended>=1)&&(CPUUnit>=1))))) + A(((((TaskOnDisk>=1)&...729
=> equivalent forward existential formula: [FwdG(FwdU(Init,(EX(((((TransferToDisk<1)||(ExecutingTask>=1)) * !(E((ExecutingTask>=1) U ((TaskSuspended>=1)&&(...1024
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 5/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 1/0/7
Hit Full ! (commute/partial/dont) 4/0/4
(forward)formula 0,0,14.451,366692,1,0,591,2.21024e+06,57,587,737,2.55268e+06,893
FORMULA SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2025-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 8 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 8 transition count 7
Applied a total of 2 rules in 2 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2025-06-06 10:56:31] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:56:31] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-06-06 10:56:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:56:31] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
Running 6 sub problems to find dead transitions.
[2025-06-06 10:56:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 7/15 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/15 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/15 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 15/15 variables, and 12 constraints, problems are : Problem set: 0 solved, 6 unsolved in 62 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 7/15 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/15 variables, 6/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/15 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 15/15 variables, and 18 constraints, problems are : Problem set: 0 solved, 6 unsolved in 59 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 124ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 125ms
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 7/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 170 ms. Remains : 8/9 places, 7/8 transitions.
[2025-06-06 10:56:31] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:31] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:31] [INFO ] Input system was already deterministic with 7 transitions.
[2025-06-06 10:56:31] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:31] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:31] [INFO ] Time to serialize gal into /tmp/CTLFireability5695304330637746006.gal : 0 ms
[2025-06-06 10:56:31] [INFO ] Time to serialize properties into /tmp/CTLFireability17476653531403248101.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability5695304330637746006.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability17476653531403248101.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,762025,0.221874,9676,2,361,5,32208,6,0,42,26996,0


Converting to forward existential form...Done !
original formula: E((EX(EG((E((((TaskOnDisk>=1)&&(FreeMemSegment>=1))&&(DiskControllerUnit>=1)) U ((TaskReady>=1)&&(CPUUnit>=1))) + (((TaskOnDisk>=1)&&(Fre...364
=> equivalent forward existential formula: [(FwdU(Init,(EX(EG((E((((TaskOnDisk>=1)&&(FreeMemSegment>=1))&&(DiskControllerUnit>=1)) U ((TaskReady>=1)&&(CPUU...440
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,0.384177,9932,1,0,6,32208,15,0,593,26996,5
FORMULA SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2025-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 9 cols
[2025-06-06 10:56:31] [INFO ] Computed 4 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:56:31] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-06-06 10:56:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:56:31] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
Running 7 sub problems to find dead transitions.
[2025-06-06 10:56:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/17 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/17 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 17/17 variables, and 13 constraints, problems are : Problem set: 0 solved, 7 unsolved in 83 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/17 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 7/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/17 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/17 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 17/17 variables, and 20 constraints, problems are : Problem set: 0 solved, 7 unsolved in 88 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 175ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 175ms
Finished structural reductions in LTL mode , in 1 iterations and 219 ms. Remains : 9/9 places, 8/8 transitions.
[2025-06-06 10:56:32] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:32] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:32] [INFO ] Input system was already deterministic with 8 transitions.
[2025-06-06 10:56:32] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:32] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:32] [INFO ] Time to serialize gal into /tmp/CTLFireability17007991645229055748.gal : 1 ms
[2025-06-06 10:56:32] [INFO ] Time to serialize properties into /tmp/CTLFireability11423346465162013532.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability17007991645229055748.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability11423346465162013532.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,9.13364e+06,0.240023,10316,2,1450,5,35227,6,0,47,35840,0


Converting to forward existential form...Done !
original formula: AG((AF(((E((((TaskReady>=1)&&(CPUUnit>=1))&&(TransferToDisk>=1)) U EG((TaskReady>=1))) * (TaskReady>=1)) * (CPUUnit>=1))) + AX(AG(E((((Ta...253
=> equivalent forward existential formula: [(FwdU(EY((FwdU(Init,TRUE) * !(!(EG(!(((E((((TaskReady>=1)&&(CPUUnit>=1))&&(TransferToDisk>=1)) U EG((TaskReady>...323
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 3/5/5
Hit Full ! (commute/partial/dont) 1/12/7
Using saturation style SCC detection
(forward)formula 0,0,3.47668,86984,1,0,15,493085,40,5,733,471369,18
FORMULA SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2025-04 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-06 10:56:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:56:35] [INFO ] Implicit Places using invariants in 30 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 33 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 35 ms. Remains : 8/9 places, 8/8 transitions.
[2025-06-06 10:56:35] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:35] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:35] [INFO ] Input system was already deterministic with 8 transitions.
[2025-06-06 10:56:35] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:35] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:35] [INFO ] Time to serialize gal into /tmp/CTLFireability11471154382142007512.gal : 0 ms
[2025-06-06 10:56:35] [INFO ] Time to serialize properties into /tmp/CTLFireability16900766059117463043.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability11471154382142007512.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16900766059117463043.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,9.13364e+06,1.79193,47092,2,29545,5,240901,6,0,43,261424,0


Converting to forward existential form...Done !
original formula: (AX((TransferToDisk<1)) * EX(EF(((((TaskOnDisk<1)||(FreeMemSegment<1))||(DiskControllerUnit<1))&&(TaskReady<1)))))
=> equivalent forward existential formula: ([(EY(Init) * !((TransferToDisk<1)))] = FALSE * [(Init * !(EX(E(TRUE U ((((TaskOnDisk<1)||(FreeMemSegment<1))||(...207
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,5.05056,97256,1,0,10,391722,16,2,576,347908,7
FORMULA SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2025-05 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Applied a total of 0 rules in 3 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-06 10:56:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:56:40] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-06-06 10:56:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:56:40] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
Running 7 sub problems to find dead transitions.
[2025-06-06 10:56:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/17 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/17 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 17/17 variables, and 13 constraints, problems are : Problem set: 0 solved, 7 unsolved in 90 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/17 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 7/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/17 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/17 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 17/17 variables, and 20 constraints, problems are : Problem set: 0 solved, 7 unsolved in 64 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 159ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 159ms
Finished structural reductions in LTL mode , in 1 iterations and 207 ms. Remains : 9/9 places, 8/8 transitions.
[2025-06-06 10:56:40] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:40] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:40] [INFO ] Input system was already deterministic with 8 transitions.
[2025-06-06 10:56:40] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:40] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:40] [INFO ] Time to serialize gal into /tmp/CTLFireability17119188464041112074.gal : 1 ms
[2025-06-06 10:56:40] [INFO ] Time to serialize properties into /tmp/CTLFireability17607461696079159840.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability17119188464041112074.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability17607461696079159840.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,9.13364e+06,0.239544,10316,2,1450,5,35227,6,0,47,35840,0


Converting to forward existential form...Done !
original formula: (A((!(EG((TaskReady<1))) * (LoadingMem>=1)) U (!(((TaskSuspended>=1)&&(CPUUnit>=1))) + (EG(AG((LoadingMem>=1))) * (TransferToDisk>=1)))) ...231
=> equivalent forward existential formula: ((([(((FwdU(Init,!((!(((TaskSuspended>=1)&&(CPUUnit>=1))) + (EG(!(E(TRUE U !((LoadingMem>=1))))) * (TransferToDi...791
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,0.337113,10572,1,0,8,35227,10,2,635,35840,4
FORMULA SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2025-06 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in SI_CTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Applied a total of 0 rules in 2 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-06 10:56:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:56:41] [INFO ] Implicit Places using invariants in 17 ms returned []
[2025-06-06 10:56:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:56:41] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 10:56:41] [INFO ] Redundant transitions in 0 ms returned []
Running 7 sub problems to find dead transitions.
[2025-06-06 10:56:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/17 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/17 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 17/17 variables, and 13 constraints, problems are : Problem set: 0 solved, 7 unsolved in 76 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/17 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 7/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/17 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/17 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 17/17 variables, and 20 constraints, problems are : Problem set: 0 solved, 7 unsolved in 84 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 163ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 163ms
Finished structural reductions in SI_CTL mode , in 1 iterations and 214 ms. Remains : 9/9 places, 8/8 transitions.
[2025-06-06 10:56:41] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:41] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:41] [INFO ] Input system was already deterministic with 8 transitions.
[2025-06-06 10:56:41] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:41] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:41] [INFO ] Time to serialize gal into /tmp/CTLFireability43099042608861762.gal : 0 ms
[2025-06-06 10:56:41] [INFO ] Time to serialize properties into /tmp/CTLFireability10824283126748177600.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability43099042608861762.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10824283126748177600.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...282
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,9.13364e+06,0.241155,10316,2,1450,5,35227,6,0,47,35840,0


Converting to forward existential form...Done !
original formula: AF(AG(((E((ExecutingTask>=1) U (TaskReady>=1)) + A((((TaskOnDisk>=1)&&(FreeMemSegment>=1))&&(DiskControllerUnit>=1)) U ((TaskSuspended>=1...256
=> equivalent forward existential formula: [FwdG(Init,!(!(E(TRUE U !(((E((ExecutingTask>=1) U (TaskReady>=1)) + !((E(!(((TaskSuspended>=1)&&(CPUUnit>=1))) ...416
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 5/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 0/0/3
Hit Full ! (commute/partial/dont) 4/0/4
Hit Full ! (commute/partial/dont) 2/0/6
(forward)formula 0,1,1.013,31864,1,0,17,157665,55,6,717,152625,19
FORMULA SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2025-07 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in SI_CTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-06 10:56:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:56:42] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-06-06 10:56:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:56:42] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 10:56:42] [INFO ] Redundant transitions in 0 ms returned []
Running 7 sub problems to find dead transitions.
[2025-06-06 10:56:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/17 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/17 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 17/17 variables, and 13 constraints, problems are : Problem set: 0 solved, 7 unsolved in 71 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/17 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 7/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/17 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/17 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 17/17 variables, and 20 constraints, problems are : Problem set: 0 solved, 7 unsolved in 77 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 151ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 151ms
Finished structural reductions in SI_CTL mode , in 1 iterations and 208 ms. Remains : 9/9 places, 8/8 transitions.
[2025-06-06 10:56:42] [INFO ] Flatten gal took : 3 ms
[2025-06-06 10:56:42] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:42] [INFO ] Input system was already deterministic with 8 transitions.
[2025-06-06 10:56:42] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:42] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:42] [INFO ] Time to serialize gal into /tmp/CTLFireability5304415002149282009.gal : 0 ms
[2025-06-06 10:56:42] [INFO ] Time to serialize properties into /tmp/CTLFireability6080880477148698893.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability5304415002149282009.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability6080880477148698893.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,9.13364e+06,0.238189,10316,2,1450,5,35227,6,0,47,35840,0


Converting to forward existential form...Done !
original formula: EF(((EG(((LoadingMem<1) * !(E((LoadingMem>=1) U (((TaskOnDisk>=1)&&(DiskControllerUnit>=1))&&(TaskSuspended>=1)))))) * EG(((E(((TaskSuspe...426
=> equivalent forward existential formula: [(((FwdU(Init,TRUE) * (EG(((LoadingMem<1) * !(E((LoadingMem>=1) U (((TaskOnDisk>=1)&&(DiskControllerUnit>=1))&&(...750
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Using saturation style SCC detection
Hit Full ! (commute/partial/dont) 4/2/4
Using saturation style SCC detection
Hit Full ! (commute/partial/dont) 6/0/2
Using saturation style SCC detection
(forward)formula 0,1,1.85525,46796,1,0,26,239692,52,14,715,250188,25
FORMULA SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2025-08 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-06 10:56:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:56:44] [INFO ] Implicit Places using invariants in 19 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 20 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 22 ms. Remains : 8/9 places, 8/8 transitions.
[2025-06-06 10:56:44] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:44] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:44] [INFO ] Input system was already deterministic with 8 transitions.
[2025-06-06 10:56:44] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:44] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:44] [INFO ] Time to serialize gal into /tmp/CTLFireability16953438052453424054.gal : 1 ms
[2025-06-06 10:56:44] [INFO ] Time to serialize properties into /tmp/CTLFireability3754716730748226360.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability16953438052453424054.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability3754716730748226360.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,9.13364e+06,1.79963,47088,2,29545,5,240901,6,0,43,261424,0


Converting to forward existential form...Done !
original formula: AG(AF((AX((TransferToDisk>=1)) + EX((((TaskOnDisk>=1)&&(FreeMemSegment>=1))&&(DiskControllerUnit>=1))))))
=> equivalent forward existential formula: [FwdG(FwdU(Init,TRUE),!((!(EX(!((TransferToDisk>=1)))) + EX((((TaskOnDisk>=1)&&(FreeMemSegment>=1))&&(DiskContro...181
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,4.97162,99592,1,0,14,387927,18,6,564,443828,12
FORMULA SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2025-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in SI_CTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Applied a total of 0 rules in 12 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 8 cols
[2025-06-06 10:56:49] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:56:49] [INFO ] Implicit Places using invariants in 35 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 36 ms to find 1 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 7/9 places, 8/8 transitions.
Applied a total of 0 rules in 2 ms. Remains 7 /7 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 50 ms. Remains : 7/9 places, 8/8 transitions.
[2025-06-06 10:56:49] [INFO ] Flatten gal took : 2 ms
[2025-06-06 10:56:49] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:49] [INFO ] Input system was already deterministic with 8 transitions.
[2025-06-06 10:56:49] [INFO ] Flatten gal took : 0 ms
[2025-06-06 10:56:49] [INFO ] Flatten gal took : 0 ms
[2025-06-06 10:56:49] [INFO ] Time to serialize gal into /tmp/CTLFireability11385187438678225953.gal : 0 ms
[2025-06-06 10:56:49] [INFO ] Time to serialize properties into /tmp/CTLFireability8515845056047137166.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability11385187438678225953.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability8515845056047137166.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,9.13364e+06,0.931963,30752,2,5016,5,188231,6,0,39,190400,0


Converting to forward existential form...Done !
original formula: AG(E(AG(EF(((TransferToDisk>=1)&&(TaskReady>=1)))) U (ExecutingTask>=1)))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(!(E(TRUE U !(E(TRUE U ((TransferToDisk>=1)&&(TaskReady>=1)))))) U (ExecutingTask>=1))))]...163
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,1.86954,31392,1,0,7,188231,15,0,506,190400,8
FORMULA SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2025-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 9 cols
[2025-06-06 10:56:51] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:56:51] [INFO ] Implicit Places using invariants in 26 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 27 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 28 ms. Remains : 8/9 places, 8/8 transitions.
[2025-06-06 10:56:51] [INFO ] Flatten gal took : 2 ms
[2025-06-06 10:56:51] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:51] [INFO ] Input system was already deterministic with 8 transitions.
[2025-06-06 10:56:51] [INFO ] Flatten gal took : 0 ms
[2025-06-06 10:56:51] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:51] [INFO ] Time to serialize gal into /tmp/CTLFireability11612924751202968587.gal : 0 ms
[2025-06-06 10:56:51] [INFO ] Time to serialize properties into /tmp/CTLFireability302912193756021082.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability11612924751202968587.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability302912193756021082.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,9.13364e+06,1.64482,47204,2,29545,5,240901,6,0,43,261424,0


Converting to forward existential form...Done !
original formula: AX(((TransferToDisk>=1) * EG(EX(!(A((((TaskOnDisk>=1)&&(FreeMemSegment>=1))&&(DiskControllerUnit>=1)) U (TaskReady>=1)))))))
=> equivalent forward existential formula: ([(EY(Init) * !((TransferToDisk>=1)))] = FALSE * [(EY(Init) * !(EG(EX(!(!((E(!((TaskReady>=1)) U (!((((TaskOnDis...272
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 4/0/4
Using saturation style SCC detection
(forward)formula 0,0,6.56606,148352,1,0,15,615639,31,5,601,719576,13
FORMULA SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2025-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 8 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 8 transition count 7
Applied a total of 2 rules in 2 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2025-06-06 10:56:58] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:56:58] [INFO ] Implicit Places using invariants in 28 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 29 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 7/7 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 32 ms. Remains : 7/9 places, 7/8 transitions.
[2025-06-06 10:56:58] [INFO ] Flatten gal took : 2 ms
[2025-06-06 10:56:58] [INFO ] Flatten gal took : 2 ms
[2025-06-06 10:56:58] [INFO ] Input system was already deterministic with 7 transitions.
[2025-06-06 10:56:58] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:58] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:58] [INFO ] Time to serialize gal into /tmp/CTLFireability2296554051791428689.gal : 0 ms
[2025-06-06 10:56:58] [INFO ] Time to serialize properties into /tmp/CTLFireability4048300290529194702.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability2296554051791428689.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability4048300290529194702.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,762025,0.227566,9676,2,296,5,31950,6,0,38,26931,0


Converting to forward existential form...Done !
original formula: AG(AX((((ExecutingTask>=1) * A(AX((((TaskOnDisk>=1)&&(DiskControllerUnit>=1))&&(TaskSuspended>=1))) U A((TaskReady>=1) U (TaskReady>=1)))...350
=> equivalent forward existential formula: (([((EY(FwdU(Init,TRUE)) * !(((ExecutingTask>=1) * !((E(!(!((E(!((TaskReady>=1)) U (!((TaskReady>=1)) * !((TaskR...1594
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 4/0/3
Using saturation style SCC detection
(forward)formula 0,0,0.820824,22336,1,0,111,100922,32,72,554,122397,81
FORMULA SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2023-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 8 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 8 transition count 7
Applied a total of 2 rules in 2 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
[2025-06-06 10:56:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:56:59] [INFO ] Implicit Places using invariants in 20 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 21 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 7 /7 variables (removed 0) and now considering 7/7 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 24 ms. Remains : 7/9 places, 7/8 transitions.
[2025-06-06 10:56:59] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:59] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:59] [INFO ] Input system was already deterministic with 7 transitions.
[2025-06-06 10:56:59] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:59] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:59] [INFO ] Time to serialize gal into /tmp/CTLFireability6977078964900199162.gal : 0 ms
[2025-06-06 10:56:59] [INFO ] Time to serialize properties into /tmp/CTLFireability10923669834359884381.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability6977078964900199162.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10923669834359884381.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,762025,0.223881,9676,2,296,5,31950,6,0,38,26931,0


Converting to forward existential form...Done !
original formula: EF(((ExecutingTask>=1) + (!(E(EX((((TaskOnDisk>=1)&&(DiskControllerUnit>=1))&&(TaskSuspended>=1))) U AF((TaskReady>=1)))) * AX((Executing...166
=> equivalent forward existential formula: ([(FwdU(Init,TRUE) * (ExecutingTask>=1))] != FALSE + [((FwdU(Init,TRUE) * !(E(EX((((TaskOnDisk>=1)&&(DiskControl...261
(forward)formula 0,1,0.225178,9932,1,0,7,31950,8,1,103,26931,1
FORMULA SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2023-13 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 9 cols
[2025-06-06 10:56:59] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:56:59] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-06-06 10:56:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:56:59] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
Running 7 sub problems to find dead transitions.
[2025-06-06 10:56:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/17 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/17 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 17/17 variables, and 13 constraints, problems are : Problem set: 0 solved, 7 unsolved in 73 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/17 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 7/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/17 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/17 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 17/17 variables, and 20 constraints, problems are : Problem set: 0 solved, 7 unsolved in 70 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 146ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 146ms
Finished structural reductions in LTL mode , in 1 iterations and 192 ms. Remains : 9/9 places, 8/8 transitions.
[2025-06-06 10:56:59] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:59] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:59] [INFO ] Input system was already deterministic with 8 transitions.
[2025-06-06 10:56:59] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:59] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:56:59] [INFO ] Time to serialize gal into /tmp/CTLFireability1672102691479761565.gal : 0 ms
[2025-06-06 10:56:59] [INFO ] Time to serialize properties into /tmp/CTLFireability6461451073269723808.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability1672102691479761565.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability6461451073269723808.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,9.13364e+06,0.252132,10316,2,1450,5,35227,6,0,47,35840,0


Converting to forward existential form...Done !
original formula: AX(A((((LoadingMem>=1) * !(EG((ExecutingTask>=1)))) * (TransferToDisk>=1)) U !((((!(((TaskReady>=1)&&(CPUUnit>=1))&&((TaskSuspended>=1)&&...378
=> equivalent forward existential formula: (([((FwdU(EY(Init),!(!((((!(((TaskReady>=1)&&(CPUUnit>=1))&&((TaskSuspended>=1)&&(CPUUnit>=1))))||(!(((Executing...1417
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 3/5/5
(forward)formula 0,0,14.6883,371288,1,0,579,2.42671e+06,24,577,695,2.48967e+06,588
FORMULA SmallOperatingSystem-PT-MT0064DC0032-CTLFireability-2023-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-06 10:57:14] [INFO ] Flatten gal took : 1 ms
[2025-06-06 10:57:14] [INFO ] Flatten gal took : 1 ms
Total runtime 60165 ms.

BK_STOP 1749207434384

--------------------
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_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /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="SmallOperatingSystem-PT-MT0064DC0032"
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 2-5832"
echo " Executing tool itstools"
echo " Input is SmallOperatingSystem-PT-MT0064DC0032, 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 r212-tall-174901994600570"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SmallOperatingSystem-PT-MT0064DC0032.tgz
mv SmallOperatingSystem-PT-MT0064DC0032 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 '' CTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;