Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r111-smll-174867015800014.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool gold2024
Input is FunctionPointer-PT-b128, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r111-smll-174867015800014
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 772K
-rw-r--r-- 1 mcc users 5.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 46K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 62K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.1K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 92K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 60K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K 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 14:32 equiv_col
-rw-r--r-- 1 mcc users 5 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 391K May 29 14:32 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of positive values
NUM_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-00
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-01
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-02
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-03
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-04
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-05
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-06
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-07
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-08
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-09
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-10
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-11
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-12
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-13
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-14
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1748769700895

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FunctionPointer-PT-b128
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202405141337
[2025-06-01 09:21:43] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-01 09:21:43] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 09:21:44] [INFO ] Load time of PNML (sax parser for PT used): 508 ms
[2025-06-01 09:21:44] [INFO ] Transformed 306 places.
[2025-06-01 09:21:44] [INFO ] Transformed 840 transitions.
[2025-06-01 09:21:44] [INFO ] Parsed PT model containing 306 places and 840 transitions and 3392 arcs in 746 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 18 ms.
Deduced a syphon composed of 84 places in 21 ms
Reduce places removed 84 places and 192 transitions.
FORMULA FunctionPointer-PT-b128-UpperBounds-00 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-b128-UpperBounds-02 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-b128-UpperBounds-11 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2025-06-01 09:21:44] [INFO ] Flow matrix only has 414 transitions (discarded 234 similar events)
// Phase 1: matrix 414 rows 222 cols
[2025-06-01 09:21:44] [INFO ] Computed 4 invariants in 39 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[128, 128, 128, +inf, +inf, +inf, +inf, +inf, +inf, 1, +inf, +inf, 128]
RANDOM walk for 10010 steps (5 resets) in 52 ms. (188 steps per ms)
FORMULA FunctionPointer-PT-b128-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FunctionPointer-PT-b128-UpperBounds-01 128 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 110009 steps (57 resets) in 313 ms. (350 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 7, 3, 3, 1, 2, 1, 7, 1, 3, 3] Max Struct:[128, 128, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 128]
[2025-06-01 09:21:44] [INFO ] Flow matrix only has 414 transitions (discarded 234 similar events)
[2025-06-01 09:21:44] [INFO ] Invariant cache hit.
[2025-06-01 09:21:45] [INFO ] [Real]Absence check using 3 positive place invariants in 9 ms returned sat
[2025-06-01 09:21:45] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 14 ms returned sat
[2025-06-01 09:21:45] [INFO ] [Real]Absence check using state equation in 297 ms returned sat
[2025-06-01 09:21:45] [INFO ] State equation strengthened by 65 read => feed constraints.
[2025-06-01 09:21:45] [INFO ] [Real]Added 65 Read/Feed constraints in 25 ms returned sat
[2025-06-01 09:21:45] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:21:45] [INFO ] [Nat]Absence check using 3 positive place invariants in 6 ms returned sat
[2025-06-01 09:21:45] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 09:21:46] [INFO ] [Nat]Absence check using state equation in 204 ms returned sat
[2025-06-01 09:21:46] [INFO ] [Nat]Added 65 Read/Feed constraints in 33 ms returned sat
[2025-06-01 09:21:46] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 130 ms.
[2025-06-01 09:21:46] [INFO ] Added : 2 causal constraints over 1 iterations in 264 ms. Result :sat
Minimization took 128 ms.
[2025-06-01 09:21:46] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:21:46] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 09:21:46] [INFO ] [Real]Absence check using state equation in 188 ms returned sat
[2025-06-01 09:21:47] [INFO ] [Real]Added 65 Read/Feed constraints in 33 ms returned sat
[2025-06-01 09:21:47] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:21:47] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:21:47] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 09:21:47] [INFO ] [Nat]Absence check using state equation in 188 ms returned sat
[2025-06-01 09:21:47] [INFO ] [Nat]Added 65 Read/Feed constraints in 20 ms returned sat
[2025-06-01 09:21:47] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 99 ms.
[2025-06-01 09:21:47] [INFO ] Added : 3 causal constraints over 1 iterations in 184 ms. Result :sat
Minimization took 199 ms.
[2025-06-01 09:21:47] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:21:47] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 09:21:48] [INFO ] [Real]Absence check using state equation in 204 ms returned sat
[2025-06-01 09:21:48] [INFO ] [Real]Added 65 Read/Feed constraints in 22 ms returned sat
[2025-06-01 09:21:48] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:21:48] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2025-06-01 09:21:48] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 09:21:48] [INFO ] [Nat]Absence check using state equation in 295 ms returned sat
[2025-06-01 09:21:48] [INFO ] [Nat]Added 65 Read/Feed constraints in 21 ms returned sat
[2025-06-01 09:21:48] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 78 ms.
[2025-06-01 09:21:48] [INFO ] Added : 2 causal constraints over 1 iterations in 176 ms. Result :sat
Minimization took 180 ms.
[2025-06-01 09:21:49] [INFO ] [Real]Absence check using 3 positive place invariants in 6 ms returned sat
[2025-06-01 09:21:49] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 09:21:49] [INFO ] [Real]Absence check using state equation in 228 ms returned sat
[2025-06-01 09:21:49] [INFO ] [Real]Added 65 Read/Feed constraints in 28 ms returned sat
[2025-06-01 09:21:49] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:21:49] [INFO ] [Nat]Absence check using 3 positive place invariants in 7 ms returned sat
[2025-06-01 09:21:49] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 09:21:49] [INFO ] [Nat]Absence check using state equation in 205 ms returned sat
[2025-06-01 09:21:49] [INFO ] [Nat]Added 65 Read/Feed constraints in 20 ms returned sat
[2025-06-01 09:21:49] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 78 ms.
[2025-06-01 09:21:49] [INFO ] Added : 2 causal constraints over 1 iterations in 184 ms. Result :sat
Minimization took 168 ms.
[2025-06-01 09:21:50] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:21:50] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 09:21:50] [INFO ] [Real]Absence check using state equation in 200 ms returned sat
[2025-06-01 09:21:50] [INFO ] [Real]Added 65 Read/Feed constraints in 21 ms returned sat
[2025-06-01 09:21:50] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:21:50] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2025-06-01 09:21:50] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 09:21:50] [INFO ] [Nat]Absence check using state equation in 162 ms returned sat
[2025-06-01 09:21:50] [INFO ] [Nat]Added 65 Read/Feed constraints in 15 ms returned sat
[2025-06-01 09:21:50] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 49 ms.
[2025-06-01 09:21:50] [INFO ] Added : 2 causal constraints over 1 iterations in 108 ms. Result :sat
Minimization took 106 ms.
[2025-06-01 09:21:51] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:21:51] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 09:21:51] [INFO ] [Real]Absence check using state equation in 145 ms returned sat
[2025-06-01 09:21:51] [INFO ] [Real]Added 65 Read/Feed constraints in 15 ms returned sat
[2025-06-01 09:21:51] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:21:51] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2025-06-01 09:21:51] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 09:21:51] [INFO ] [Nat]Absence check using state equation in 155 ms returned sat
[2025-06-01 09:21:51] [INFO ] [Nat]Added 65 Read/Feed constraints in 14 ms returned sat
[2025-06-01 09:21:51] [INFO ] Deduced a trap composed of 24 places in 318 ms of which 45 ms to minimize.
[2025-06-01 09:21:51] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 375 ms
[2025-06-01 09:21:51] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 86 ms.
[2025-06-01 09:21:52] [INFO ] Added : 1 causal constraints over 1 iterations in 196 ms. Result :sat
Minimization took 169 ms.
[2025-06-01 09:21:52] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2025-06-01 09:21:52] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 3 ms returned sat
[2025-06-01 09:21:52] [INFO ] [Real]Absence check using state equation in 312 ms returned sat
[2025-06-01 09:21:52] [INFO ] [Real]Added 65 Read/Feed constraints in 21 ms returned sat
[2025-06-01 09:21:52] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:21:52] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:21:52] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 3 ms returned sat
[2025-06-01 09:21:53] [INFO ] [Nat]Absence check using state equation in 161 ms returned sat
[2025-06-01 09:21:53] [INFO ] [Nat]Added 65 Read/Feed constraints in 14 ms returned sat
[2025-06-01 09:21:53] [INFO ] Deduced a trap composed of 26 places in 209 ms of which 5 ms to minimize.
[2025-06-01 09:21:53] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 266 ms
[2025-06-01 09:21:53] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 64 ms.
[2025-06-01 09:21:53] [INFO ] Added : 2 causal constraints over 1 iterations in 154 ms. Result :sat
Minimization took 166 ms.
[2025-06-01 09:21:53] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2025-06-01 09:21:53] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 09:21:53] [INFO ] [Real]Absence check using state equation in 219 ms returned sat
[2025-06-01 09:21:54] [INFO ] [Real]Added 65 Read/Feed constraints in 52 ms returned sat
[2025-06-01 09:21:54] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:21:54] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2025-06-01 09:21:54] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 09:21:54] [INFO ] [Nat]Absence check using state equation in 201 ms returned sat
[2025-06-01 09:21:54] [INFO ] [Nat]Added 65 Read/Feed constraints in 36 ms returned sat
[2025-06-01 09:21:54] [INFO ] Deduced a trap composed of 26 places in 334 ms of which 5 ms to minimize.
[2025-06-01 09:21:55] [INFO ] Deduced a trap composed of 21 places in 310 ms of which 4 ms to minimize.
[2025-06-01 09:21:55] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 721 ms
[2025-06-01 09:21:55] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 66 ms.
[2025-06-01 09:21:55] [INFO ] Added : 2 causal constraints over 1 iterations in 160 ms. Result :sat
Minimization took 167 ms.
[2025-06-01 09:21:55] [INFO ] [Real]Absence check using 3 positive place invariants in 6 ms returned sat
[2025-06-01 09:21:55] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 09:21:55] [INFO ] [Real]Absence check using state equation in 208 ms returned sat
[2025-06-01 09:21:55] [INFO ] [Real]Added 65 Read/Feed constraints in 25 ms returned sat
[2025-06-01 09:21:55] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:21:55] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2025-06-01 09:21:55] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 09:21:56] [INFO ] [Nat]Absence check using state equation in 196 ms returned sat
[2025-06-01 09:21:56] [INFO ] [Nat]Added 65 Read/Feed constraints in 22 ms returned sat
[2025-06-01 09:21:56] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 72 ms.
[2025-06-01 09:21:56] [INFO ] Added : 2 causal constraints over 1 iterations in 158 ms. Result :sat
Minimization took 167 ms.
[2025-06-01 09:21:56] [INFO ] [Real]Absence check using 3 positive place invariants in 6 ms returned sat
[2025-06-01 09:21:56] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 09:21:56] [INFO ] [Real]Absence check using state equation in 206 ms returned sat
[2025-06-01 09:21:56] [INFO ] [Real]Added 65 Read/Feed constraints in 19 ms returned sat
[2025-06-01 09:21:56] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:21:56] [INFO ] [Nat]Absence check using 3 positive place invariants in 6 ms returned sat
[2025-06-01 09:21:56] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 09:21:57] [INFO ] [Nat]Absence check using state equation in 207 ms returned sat
[2025-06-01 09:21:57] [INFO ] [Nat]Added 65 Read/Feed constraints in 22 ms returned sat
[2025-06-01 09:21:57] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 62 ms.
[2025-06-01 09:21:57] [INFO ] Added : 4 causal constraints over 2 iterations in 183 ms. Result :sat
Minimization took 165 ms.
[2025-06-01 09:21:57] [INFO ] [Real]Absence check using 3 positive place invariants in 6 ms returned sat
[2025-06-01 09:21:57] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 09:21:57] [INFO ] [Real]Absence check using state equation in 206 ms returned sat
[2025-06-01 09:21:57] [INFO ] [Real]Added 65 Read/Feed constraints in 23 ms returned sat
[2025-06-01 09:21:57] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:21:58] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2025-06-01 09:21:58] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 09:21:58] [INFO ] [Nat]Absence check using state equation in 199 ms returned sat
[2025-06-01 09:21:58] [INFO ] [Nat]Added 65 Read/Feed constraints in 23 ms returned sat
[2025-06-01 09:21:58] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 48 ms.
[2025-06-01 09:21:58] [INFO ] Added : 2 causal constraints over 1 iterations in 125 ms. Result :sat
Minimization took 164 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 7, 3, 3, 1, 2, 1, 7, 1, 3, 3] Max Struct:[128, 128, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 128]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[4, 7, 5, 3, 1, 5, 1, 7, 1, 3, 117] Max Struct:[128, 128, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 128]
Support contains 11 out of 222 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 222/222 places, 648/648 transitions.
Graph (complete) has 932 edges and 222 vertex of which 191 are kept as prefixes of interest. Removing 31 places using SCC suffix rule.4 ms
Discarding 31 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 43 transitions
Reduce isomorphic transitions removed 43 transitions.
Iterating post reduction 0 with 43 rules applied. Total rules applied 44 place count 191 transition count 605
Discarding 27 places :
Symmetric choice reduction at 1 with 27 rule applications. Total rules 71 place count 164 transition count 459
Iterating global reduction 1 with 27 rules applied. Total rules applied 98 place count 164 transition count 459
Ensure Unique test removed 38 transitions
Reduce isomorphic transitions removed 38 transitions.
Iterating post reduction 1 with 38 rules applied. Total rules applied 136 place count 164 transition count 421
Discarding 15 places :
Symmetric choice reduction at 2 with 15 rule applications. Total rules 151 place count 149 transition count 391
Iterating global reduction 2 with 15 rules applied. Total rules applied 166 place count 149 transition count 391
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 174 place count 149 transition count 383
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 181 place count 142 transition count 369
Iterating global reduction 3 with 7 rules applied. Total rules applied 188 place count 142 transition count 369
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 194 place count 136 transition count 345
Iterating global reduction 3 with 6 rules applied. Total rules applied 200 place count 136 transition count 345
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 205 place count 131 transition count 335
Iterating global reduction 3 with 5 rules applied. Total rules applied 210 place count 131 transition count 335
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 214 place count 127 transition count 319
Iterating global reduction 3 with 4 rules applied. Total rules applied 218 place count 127 transition count 319
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 220 place count 125 transition count 311
Iterating global reduction 3 with 2 rules applied. Total rules applied 222 place count 125 transition count 311
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 224 place count 123 transition count 307
Iterating global reduction 3 with 2 rules applied. Total rules applied 226 place count 123 transition count 307
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 228 place count 121 transition count 303
Iterating global reduction 3 with 2 rules applied. Total rules applied 230 place count 121 transition count 303
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 232 place count 119 transition count 299
Iterating global reduction 3 with 2 rules applied. Total rules applied 234 place count 119 transition count 299
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 236 place count 117 transition count 295
Iterating global reduction 3 with 2 rules applied. Total rules applied 238 place count 117 transition count 295
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 240 place count 115 transition count 291
Iterating global reduction 3 with 2 rules applied. Total rules applied 242 place count 115 transition count 291
Drop transitions (Redundant composition of simpler transitions.) removed 12 transitions
Redundant transition composition rules discarded 12 transitions
Iterating global reduction 3 with 12 rules applied. Total rules applied 254 place count 115 transition count 279
Applied a total of 254 rules in 167 ms. Remains 115 /222 variables (removed 107) and now considering 279/648 (removed 369) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 184 ms. Remains : 115/222 places, 279/648 transitions.
[2025-06-01 09:22:00] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
Found an invariant !
This invariant on transitions {33=1, 39=1, 47=1, 92=1, 144=1, 180=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {31=1, 90=1, 126=1, 170=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 211 ms. (steps per millisecond=47 ) properties (out of 11) seen :[18, 9, 7, 7, 2, 3, 2, 9, 2, 8, 5]
Current structural bounds on expressions (after cover walk) : Max Seen:[18, 9, 7, 7, 2, 5, 2, 9, 2, 8, 117] Max Struct:[128, 128, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 128]
[2025-06-01 09:22:01] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
// Phase 1: matrix 182 rows 115 cols
[2025-06-01 09:22:01] [INFO ] Computed 3 invariants in 4 ms
Current structural bounds on expressions (after invariants) : Max Seen:[18, 9, 7, 7, 2, 5, 2, 9, 2, 8, 117] Max Struct:[128, 128, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 128]
RANDOM walk for 1000000 steps (2 resets) in 1946 ms. (513 steps per ms)
BEST_FIRST walk for 11000011 steps (22 resets) in 17521 ms. (627 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[21, 18, 28, 85, 46, 103, 33, 96, 78, 86, 117] Max Struct:[128, 128, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 128]
[2025-06-01 09:22:20] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
[2025-06-01 09:22:20] [INFO ] Invariant cache hit.
[2025-06-01 09:22:20] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:22:20] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2025-06-01 09:22:20] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-01 09:22:20] [INFO ] [Real]Added 33 Read/Feed constraints in 7 ms returned sat
[2025-06-01 09:22:20] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:22:20] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:22:20] [INFO ] [Nat]Absence check using state equation in 61 ms returned sat
[2025-06-01 09:22:20] [INFO ] [Nat]Added 33 Read/Feed constraints in 9 ms returned sat
[2025-06-01 09:22:20] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 17 ms.
[2025-06-01 09:22:20] [INFO ] Added : 1 causal constraints over 1 iterations in 45 ms. Result :sat
Minimization took 40 ms.
[2025-06-01 09:22:20] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:22:20] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2025-06-01 09:22:20] [INFO ] [Real]Added 33 Read/Feed constraints in 9 ms returned sat
[2025-06-01 09:22:20] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:22:21] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:22:21] [INFO ] [Nat]Absence check using state equation in 60 ms returned sat
[2025-06-01 09:22:21] [INFO ] [Nat]Added 33 Read/Feed constraints in 6 ms returned sat
[2025-06-01 09:22:21] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 13 ms.
[2025-06-01 09:22:21] [INFO ] Added : 1 causal constraints over 1 iterations in 51 ms. Result :sat
Minimization took 62 ms.
[2025-06-01 09:22:21] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:22:21] [INFO ] [Real]Absence check using state equation in 94 ms returned sat
[2025-06-01 09:22:21] [INFO ] [Real]Added 33 Read/Feed constraints in 14 ms returned sat
[2025-06-01 09:22:21] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:22:21] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:22:21] [INFO ] [Nat]Absence check using state equation in 94 ms returned sat
[2025-06-01 09:22:21] [INFO ] [Nat]Added 33 Read/Feed constraints in 13 ms returned sat
[2025-06-01 09:22:21] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 23 ms.
[2025-06-01 09:22:21] [INFO ] Added : 2 causal constraints over 1 iterations in 70 ms. Result :sat
Minimization took 63 ms.
[2025-06-01 09:22:21] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:22:21] [INFO ] [Real]Absence check using state equation in 99 ms returned sat
[2025-06-01 09:22:21] [INFO ] [Real]Added 33 Read/Feed constraints in 15 ms returned sat
[2025-06-01 09:22:21] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:22:21] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:22:22] [INFO ] [Nat]Absence check using state equation in 103 ms returned sat
[2025-06-01 09:22:22] [INFO ] [Nat]Added 33 Read/Feed constraints in 18 ms returned sat
[2025-06-01 09:22:22] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 24 ms.
[2025-06-01 09:22:22] [INFO ] Added : 10 causal constraints over 3 iterations in 117 ms. Result :sat
Minimization took 64 ms.
[2025-06-01 09:22:22] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:22:22] [INFO ] [Real]Absence check using state equation in 97 ms returned sat
[2025-06-01 09:22:22] [INFO ] [Real]Added 33 Read/Feed constraints in 11 ms returned sat
[2025-06-01 09:22:22] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:22:22] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:22:22] [INFO ] [Nat]Absence check using state equation in 95 ms returned sat
[2025-06-01 09:22:22] [INFO ] [Nat]Added 33 Read/Feed constraints in 11 ms returned sat
[2025-06-01 09:22:22] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 23 ms.
[2025-06-01 09:22:22] [INFO ] Added : 30 causal constraints over 7 iterations in 195 ms. Result :sat
Minimization took 75 ms.
[2025-06-01 09:22:22] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:22:23] [INFO ] [Real]Absence check using state equation in 99 ms returned sat
[2025-06-01 09:22:23] [INFO ] [Real]Added 33 Read/Feed constraints in 10 ms returned sat
[2025-06-01 09:22:23] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:22:23] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:22:23] [INFO ] [Nat]Absence check using state equation in 97 ms returned sat
[2025-06-01 09:22:23] [INFO ] [Nat]Added 33 Read/Feed constraints in 10 ms returned sat
[2025-06-01 09:22:23] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 24 ms.
[2025-06-01 09:22:23] [INFO ] Deduced a trap composed of 22 places in 134 ms of which 3 ms to minimize.
[2025-06-01 09:22:23] [INFO ] Deduced a trap composed of 18 places in 118 ms of which 3 ms to minimize.
[2025-06-01 09:22:23] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 298 ms
[2025-06-01 09:22:23] [INFO ] Added : 4 causal constraints over 3 iterations in 414 ms. Result :sat
Minimization took 62 ms.
[2025-06-01 09:22:23] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:22:23] [INFO ] [Real]Absence check using state equation in 96 ms returned sat
[2025-06-01 09:22:23] [INFO ] [Real]Added 33 Read/Feed constraints in 11 ms returned sat
[2025-06-01 09:22:23] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:22:24] [INFO ] [Nat]Absence check using 3 positive place invariants in 15 ms returned sat
[2025-06-01 09:22:24] [INFO ] [Nat]Absence check using state equation in 100 ms returned sat
[2025-06-01 09:22:24] [INFO ] [Nat]Added 33 Read/Feed constraints in 10 ms returned sat
[2025-06-01 09:22:24] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 23 ms.
[2025-06-01 09:22:24] [INFO ] Added : 23 causal constraints over 5 iterations in 159 ms. Result :sat
Minimization took 78 ms.
[2025-06-01 09:22:24] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:22:24] [INFO ] [Real]Absence check using state equation in 91 ms returned sat
[2025-06-01 09:22:24] [INFO ] [Real]Added 33 Read/Feed constraints in 17 ms returned sat
[2025-06-01 09:22:24] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:22:24] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:22:24] [INFO ] [Nat]Absence check using state equation in 60 ms returned sat
[2025-06-01 09:22:24] [INFO ] [Nat]Added 33 Read/Feed constraints in 8 ms returned sat
[2025-06-01 09:22:24] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 13 ms.
[2025-06-01 09:22:24] [INFO ] Added : 9 causal constraints over 3 iterations in 70 ms. Result :sat
Minimization took 50 ms.
[2025-06-01 09:22:24] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:22:24] [INFO ] [Real]Absence check using state equation in 59 ms returned sat
[2025-06-01 09:22:24] [INFO ] [Real]Added 33 Read/Feed constraints in 8 ms returned sat
[2025-06-01 09:22:24] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:22:25] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:22:25] [INFO ] [Nat]Absence check using state equation in 65 ms returned sat
[2025-06-01 09:22:25] [INFO ] [Nat]Added 33 Read/Feed constraints in 10 ms returned sat
[2025-06-01 09:22:25] [INFO ] Deduced a trap composed of 26 places in 149 ms of which 3 ms to minimize.
[2025-06-01 09:22:25] [INFO ] Deduced a trap composed of 33 places in 143 ms of which 3 ms to minimize.
[2025-06-01 09:22:25] [INFO ] Deduced a trap composed of 20 places in 139 ms of which 3 ms to minimize.
[2025-06-01 09:22:25] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 468 ms
[2025-06-01 09:22:25] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 21 ms.
[2025-06-01 09:22:25] [INFO ] Added : 13 causal constraints over 4 iterations in 117 ms. Result :sat
Minimization took 73 ms.
[2025-06-01 09:22:25] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:22:25] [INFO ] [Real]Absence check using state equation in 58 ms returned sat
[2025-06-01 09:22:25] [INFO ] [Real]Added 33 Read/Feed constraints in 10 ms returned sat
[2025-06-01 09:22:25] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:22:25] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:22:25] [INFO ] [Nat]Absence check using state equation in 63 ms returned sat
[2025-06-01 09:22:25] [INFO ] [Nat]Added 33 Read/Feed constraints in 11 ms returned sat
[2025-06-01 09:22:26] [INFO ] Deduced a trap composed of 40 places in 131 ms of which 2 ms to minimize.
[2025-06-01 09:22:26] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 146 ms
[2025-06-01 09:22:26] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 16 ms.
[2025-06-01 09:22:26] [INFO ] Added : 12 causal constraints over 3 iterations in 77 ms. Result :sat
Minimization took 40 ms.
[2025-06-01 09:22:26] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:22:26] [INFO ] [Real]Absence check using state equation in 63 ms returned sat
[2025-06-01 09:22:26] [INFO ] [Real]Added 33 Read/Feed constraints in 10 ms returned sat
[2025-06-01 09:22:26] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:22:26] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:22:26] [INFO ] [Nat]Absence check using state equation in 63 ms returned sat
[2025-06-01 09:22:26] [INFO ] [Nat]Added 33 Read/Feed constraints in 9 ms returned sat
[2025-06-01 09:22:26] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 14 ms.
[2025-06-01 09:22:26] [INFO ] Added : 2 causal constraints over 1 iterations in 41 ms. Result :sat
Minimization took 37 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[21, 18, 28, 85, 46, 103, 33, 96, 78, 86, 117] Max Struct:[128, 128, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 128]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[65, 127, 80, 85, 46, 103, 127, 96, 78, 90, 127] Max Struct:[128, 128, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 128]
Support contains 11 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 279/279 transitions.
Applied a total of 0 rules in 11 ms. Remains 115 /115 variables (removed 0) and now considering 279/279 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 115/115 places, 279/279 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 279/279 transitions.
Applied a total of 0 rules in 10 ms. Remains 115 /115 variables (removed 0) and now considering 279/279 (removed 0) transitions.
[2025-06-01 09:22:28] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
[2025-06-01 09:22:28] [INFO ] Invariant cache hit.
[2025-06-01 09:22:28] [INFO ] Implicit Places using invariants in 140 ms returned []
[2025-06-01 09:22:28] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
[2025-06-01 09:22:28] [INFO ] Invariant cache hit.
[2025-06-01 09:22:28] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-01 09:22:28] [INFO ] Implicit Places using invariants and state equation in 328 ms returned []
Implicit Place search using SMT with State Equation took 472 ms to find 0 implicit places.
[2025-06-01 09:22:28] [INFO ] Redundant transitions in 29 ms returned []
Running 277 sub problems to find dead transitions.
[2025-06-01 09:22:28] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
[2025-06-01 09:22:28] [INFO ] Invariant cache hit.
[2025-06-01 09:22:28] [INFO ] State equation strengthened by 33 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/115 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/115 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 2 (OVERLAPS) 182/297 variables, 115/118 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/297 variables, 33/151 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/297 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 5 (OVERLAPS) 0/297 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 277 unsolved
No progress, stopping.
After SMT solving in domain Real declared 297/297 variables, and 151 constraints, problems are : Problem set: 0 solved, 277 unsolved in 9044 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 115/115 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 277/277 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 277 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/115 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/115 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 2 (OVERLAPS) 182/297 variables, 115/118 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/297 variables, 33/151 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/297 variables, 277/428 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/297 variables, 0/428 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 6 (OVERLAPS) 0/297 variables, 0/428 constraints. Problems are: Problem set: 0 solved, 277 unsolved
No progress, stopping.
After SMT solving in domain Int declared 297/297 variables, and 428 constraints, problems are : Problem set: 0 solved, 277 unsolved in 11490 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 115/115 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 277/277 constraints, Known Traps: 0/0 constraints]
After SMT, in 21072ms problems are : Problem set: 0 solved, 277 unsolved
Search for dead transitions found 0 dead transitions in 21099ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21644 ms. Remains : 115/115 places, 279/279 transitions.
[2025-06-01 09:22:50] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
Found an invariant !
This invariant on transitions {33=1, 39=1, 47=1, 92=1, 144=1, 180=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {31=1, 90=1, 126=1, 170=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 174 ms. (steps per millisecond=57 ) properties (out of 11) seen :[13, 10, 4, 8, 3, 5, 2, 6, 5, 8, 13]
Current structural bounds on expressions (after cover walk) : Max Seen:[65, 127, 80, 85, 46, 103, 127, 96, 78, 90, 127] Max Struct:[128, 128, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 128]
[2025-06-01 09:22:50] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
[2025-06-01 09:22:50] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[65, 127, 80, 85, 46, 103, 127, 96, 78, 90, 127] Max Struct:[128, 128, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 128]
RANDOM walk for 1000000 steps (2 resets) in 1825 ms. (547 steps per ms)
FORMULA FunctionPointer-PT-b128-UpperBounds-15 128 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 10000010 steps (20 resets) in 14308 ms. (698 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[65, 127, 120, 85, 46, 105, 127, 96, 78, 90] Max Struct:[128, 128, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2025-06-01 09:23:06] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
[2025-06-01 09:23:06] [INFO ] Invariant cache hit.
[2025-06-01 09:23:06] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:23:06] [INFO ] [Real]Absence check using state equation in 65 ms returned sat
[2025-06-01 09:23:06] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-01 09:23:06] [INFO ] [Real]Added 33 Read/Feed constraints in 8 ms returned sat
[2025-06-01 09:23:06] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:23:06] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:23:06] [INFO ] [Nat]Absence check using state equation in 92 ms returned sat
[2025-06-01 09:23:06] [INFO ] [Nat]Added 33 Read/Feed constraints in 14 ms returned sat
[2025-06-01 09:23:06] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 23 ms.
[2025-06-01 09:23:06] [INFO ] Added : 1 causal constraints over 1 iterations in 66 ms. Result :sat
Minimization took 65 ms.
[2025-06-01 09:23:06] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:23:07] [INFO ] [Real]Absence check using state equation in 97 ms returned sat
[2025-06-01 09:23:07] [INFO ] [Real]Added 33 Read/Feed constraints in 10 ms returned sat
[2025-06-01 09:23:07] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:23:07] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:23:07] [INFO ] [Nat]Absence check using state equation in 92 ms returned sat
[2025-06-01 09:23:07] [INFO ] [Nat]Added 33 Read/Feed constraints in 9 ms returned sat
[2025-06-01 09:23:07] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 27 ms.
[2025-06-01 09:23:07] [INFO ] Added : 1 causal constraints over 1 iterations in 87 ms. Result :sat
Minimization took 61 ms.
[2025-06-01 09:23:07] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:23:07] [INFO ] [Real]Absence check using state equation in 98 ms returned sat
[2025-06-01 09:23:07] [INFO ] [Real]Added 33 Read/Feed constraints in 15 ms returned sat
[2025-06-01 09:23:07] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:23:07] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:23:07] [INFO ] [Nat]Absence check using state equation in 95 ms returned sat
[2025-06-01 09:23:07] [INFO ] [Nat]Added 33 Read/Feed constraints in 12 ms returned sat
[2025-06-01 09:23:07] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 23 ms.
[2025-06-01 09:23:07] [INFO ] Added : 2 causal constraints over 1 iterations in 68 ms. Result :sat
Minimization took 65 ms.
[2025-06-01 09:23:07] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:23:08] [INFO ] [Real]Absence check using state equation in 97 ms returned sat
[2025-06-01 09:23:08] [INFO ] [Real]Added 33 Read/Feed constraints in 15 ms returned sat
[2025-06-01 09:23:08] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:23:08] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:23:08] [INFO ] [Nat]Absence check using state equation in 95 ms returned sat
[2025-06-01 09:23:08] [INFO ] [Nat]Added 33 Read/Feed constraints in 17 ms returned sat
[2025-06-01 09:23:08] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 24 ms.
[2025-06-01 09:23:08] [INFO ] Added : 10 causal constraints over 3 iterations in 113 ms. Result :sat
Minimization took 65 ms.
[2025-06-01 09:23:08] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:23:08] [INFO ] [Real]Absence check using state equation in 97 ms returned sat
[2025-06-01 09:23:08] [INFO ] [Real]Added 33 Read/Feed constraints in 11 ms returned sat
[2025-06-01 09:23:08] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:23:08] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:23:08] [INFO ] [Nat]Absence check using state equation in 96 ms returned sat
[2025-06-01 09:23:08] [INFO ] [Nat]Added 33 Read/Feed constraints in 10 ms returned sat
[2025-06-01 09:23:08] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 26 ms.
[2025-06-01 09:23:09] [INFO ] Added : 30 causal constraints over 7 iterations in 196 ms. Result :sat
Minimization took 81 ms.
[2025-06-01 09:23:09] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:23:09] [INFO ] [Real]Absence check using state equation in 97 ms returned sat
[2025-06-01 09:23:09] [INFO ] [Real]Added 33 Read/Feed constraints in 11 ms returned sat
[2025-06-01 09:23:09] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:23:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:23:09] [INFO ] [Nat]Absence check using state equation in 95 ms returned sat
[2025-06-01 09:23:09] [INFO ] [Nat]Added 33 Read/Feed constraints in 11 ms returned sat
[2025-06-01 09:23:09] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 24 ms.
[2025-06-01 09:23:09] [INFO ] Deduced a trap composed of 22 places in 143 ms of which 3 ms to minimize.
[2025-06-01 09:23:09] [INFO ] Deduced a trap composed of 18 places in 137 ms of which 2 ms to minimize.
[2025-06-01 09:23:09] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 324 ms
[2025-06-01 09:23:09] [INFO ] Added : 4 causal constraints over 3 iterations in 438 ms. Result :sat
Minimization took 62 ms.
[2025-06-01 09:23:10] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2025-06-01 09:23:10] [INFO ] [Real]Absence check using state equation in 99 ms returned sat
[2025-06-01 09:23:10] [INFO ] [Real]Added 33 Read/Feed constraints in 10 ms returned sat
[2025-06-01 09:23:10] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:23:10] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:23:10] [INFO ] [Nat]Absence check using state equation in 101 ms returned sat
[2025-06-01 09:23:10] [INFO ] [Nat]Added 33 Read/Feed constraints in 11 ms returned sat
[2025-06-01 09:23:10] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 23 ms.
[2025-06-01 09:23:10] [INFO ] Added : 24 causal constraints over 6 iterations in 174 ms. Result :sat
Minimization took 78 ms.
[2025-06-01 09:23:10] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:23:10] [INFO ] [Real]Absence check using state equation in 99 ms returned sat
[2025-06-01 09:23:10] [INFO ] [Real]Added 33 Read/Feed constraints in 16 ms returned sat
[2025-06-01 09:23:10] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:23:10] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:23:10] [INFO ] [Nat]Absence check using state equation in 98 ms returned sat
[2025-06-01 09:23:10] [INFO ] [Nat]Added 33 Read/Feed constraints in 13 ms returned sat
[2025-06-01 09:23:11] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 23 ms.
[2025-06-01 09:23:11] [INFO ] Added : 9 causal constraints over 3 iterations in 110 ms. Result :sat
Minimization took 79 ms.
[2025-06-01 09:23:11] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:23:11] [INFO ] [Real]Absence check using state equation in 95 ms returned sat
[2025-06-01 09:23:11] [INFO ] [Real]Added 33 Read/Feed constraints in 17 ms returned sat
[2025-06-01 09:23:11] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:23:11] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:23:11] [INFO ] [Nat]Absence check using state equation in 95 ms returned sat
[2025-06-01 09:23:11] [INFO ] [Nat]Added 33 Read/Feed constraints in 15 ms returned sat
[2025-06-01 09:23:11] [INFO ] Deduced a trap composed of 26 places in 138 ms of which 2 ms to minimize.
[2025-06-01 09:23:11] [INFO ] Deduced a trap composed of 33 places in 135 ms of which 2 ms to minimize.
[2025-06-01 09:23:11] [INFO ] Deduced a trap composed of 20 places in 131 ms of which 3 ms to minimize.
[2025-06-01 09:23:12] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 453 ms
[2025-06-01 09:23:12] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 24 ms.
[2025-06-01 09:23:12] [INFO ] Added : 13 causal constraints over 4 iterations in 132 ms. Result :sat
Minimization took 69 ms.
[2025-06-01 09:23:12] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:23:12] [INFO ] [Real]Absence check using state equation in 97 ms returned sat
[2025-06-01 09:23:12] [INFO ] [Real]Added 33 Read/Feed constraints in 16 ms returned sat
[2025-06-01 09:23:12] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:23:12] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:23:12] [INFO ] [Nat]Absence check using state equation in 93 ms returned sat
[2025-06-01 09:23:12] [INFO ] [Nat]Added 33 Read/Feed constraints in 17 ms returned sat
[2025-06-01 09:23:12] [INFO ] Deduced a trap composed of 40 places in 137 ms of which 3 ms to minimize.
[2025-06-01 09:23:12] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 159 ms
[2025-06-01 09:23:12] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 22 ms.
[2025-06-01 09:23:12] [INFO ] Added : 12 causal constraints over 3 iterations in 117 ms. Result :sat
Minimization took 65 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[65, 127, 120, 85, 46, 105, 127, 96, 78, 90] Max Struct:[128, 128, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[65, 127, 120, 85, 46, 124, 127, 96, 78, 90] Max Struct:[128, 128, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 10 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 279/279 transitions.
Applied a total of 0 rules in 20 ms. Remains 115 /115 variables (removed 0) and now considering 279/279 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 115/115 places, 279/279 transitions.
[2025-06-01 09:23:15] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
Found an invariant !
This invariant on transitions {33=1, 39=1, 47=1, 92=1, 144=1, 180=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {31=1, 90=1, 126=1, 170=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 10) seen :[18, 13, 7, 5, 6, 4, 3, 6, 3, 7]
Current structural bounds on expressions (after cover walk) : Max Seen:[65, 127, 120, 85, 46, 124, 127, 96, 78, 90] Max Struct:[128, 128, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2025-06-01 09:23:15] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
[2025-06-01 09:23:15] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[65, 127, 120, 85, 46, 124, 127, 96, 78, 90] Max Struct:[128, 128, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000025 steps (2 resets) in 1583 ms. (631 steps per ms)
BEST_FIRST walk for 10000009 steps (20 resets) in 14130 ms. (707 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[65, 127, 120, 85, 46, 124, 127, 96, 78, 90] Max Struct:[128, 128, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2025-06-01 09:23:31] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
[2025-06-01 09:23:31] [INFO ] Invariant cache hit.
[2025-06-01 09:23:31] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:23:31] [INFO ] [Real]Absence check using state equation in 63 ms returned sat
[2025-06-01 09:23:31] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-01 09:23:31] [INFO ] [Real]Added 33 Read/Feed constraints in 8 ms returned sat
[2025-06-01 09:23:31] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:23:31] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:23:31] [INFO ] [Nat]Absence check using state equation in 57 ms returned sat
[2025-06-01 09:23:31] [INFO ] [Nat]Added 33 Read/Feed constraints in 8 ms returned sat
[2025-06-01 09:23:31] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 13 ms.
[2025-06-01 09:23:31] [INFO ] Added : 1 causal constraints over 1 iterations in 39 ms. Result :sat
Minimization took 37 ms.
[2025-06-01 09:23:31] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:23:31] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2025-06-01 09:23:31] [INFO ] [Real]Added 33 Read/Feed constraints in 10 ms returned sat
[2025-06-01 09:23:31] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:23:31] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:23:31] [INFO ] [Nat]Absence check using state equation in 99 ms returned sat
[2025-06-01 09:23:31] [INFO ] [Nat]Added 33 Read/Feed constraints in 10 ms returned sat
[2025-06-01 09:23:31] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 23 ms.
[2025-06-01 09:23:31] [INFO ] Added : 1 causal constraints over 1 iterations in 64 ms. Result :sat
Minimization took 61 ms.
[2025-06-01 09:23:32] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:23:32] [INFO ] [Real]Absence check using state equation in 97 ms returned sat
[2025-06-01 09:23:32] [INFO ] [Real]Added 33 Read/Feed constraints in 14 ms returned sat
[2025-06-01 09:23:32] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:23:32] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:23:32] [INFO ] [Nat]Absence check using state equation in 94 ms returned sat
[2025-06-01 09:23:32] [INFO ] [Nat]Added 33 Read/Feed constraints in 14 ms returned sat
[2025-06-01 09:23:32] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 23 ms.
[2025-06-01 09:23:32] [INFO ] Added : 2 causal constraints over 1 iterations in 65 ms. Result :sat
Minimization took 63 ms.
[2025-06-01 09:23:32] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:23:32] [INFO ] [Real]Absence check using state equation in 95 ms returned sat
[2025-06-01 09:23:32] [INFO ] [Real]Added 33 Read/Feed constraints in 17 ms returned sat
[2025-06-01 09:23:32] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:23:32] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:23:32] [INFO ] [Nat]Absence check using state equation in 95 ms returned sat
[2025-06-01 09:23:32] [INFO ] [Nat]Added 33 Read/Feed constraints in 16 ms returned sat
[2025-06-01 09:23:32] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 23 ms.
[2025-06-01 09:23:32] [INFO ] Added : 10 causal constraints over 3 iterations in 114 ms. Result :sat
Minimization took 64 ms.
[2025-06-01 09:23:33] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:23:33] [INFO ] [Real]Absence check using state equation in 99 ms returned sat
[2025-06-01 09:23:33] [INFO ] [Real]Added 33 Read/Feed constraints in 12 ms returned sat
[2025-06-01 09:23:33] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:23:33] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:23:33] [INFO ] [Nat]Absence check using state equation in 98 ms returned sat
[2025-06-01 09:23:33] [INFO ] [Nat]Added 33 Read/Feed constraints in 12 ms returned sat
[2025-06-01 09:23:33] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 23 ms.
[2025-06-01 09:23:33] [INFO ] Added : 30 causal constraints over 7 iterations in 191 ms. Result :sat
Minimization took 77 ms.
[2025-06-01 09:23:33] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:23:33] [INFO ] [Real]Absence check using state equation in 98 ms returned sat
[2025-06-01 09:23:33] [INFO ] [Real]Added 33 Read/Feed constraints in 11 ms returned sat
[2025-06-01 09:23:33] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:23:33] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:23:33] [INFO ] [Nat]Absence check using state equation in 96 ms returned sat
[2025-06-01 09:23:33] [INFO ] [Nat]Added 33 Read/Feed constraints in 9 ms returned sat
[2025-06-01 09:23:34] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 23 ms.
[2025-06-01 09:23:34] [INFO ] Deduced a trap composed of 22 places in 119 ms of which 3 ms to minimize.
[2025-06-01 09:23:34] [INFO ] Deduced a trap composed of 18 places in 118 ms of which 2 ms to minimize.
[2025-06-01 09:23:34] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 279 ms
[2025-06-01 09:23:34] [INFO ] Added : 4 causal constraints over 3 iterations in 387 ms. Result :sat
Minimization took 58 ms.
[2025-06-01 09:23:34] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:23:34] [INFO ] [Real]Absence check using state equation in 93 ms returned sat
[2025-06-01 09:23:34] [INFO ] [Real]Added 33 Read/Feed constraints in 11 ms returned sat
[2025-06-01 09:23:34] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:23:34] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:23:34] [INFO ] [Nat]Absence check using state equation in 85 ms returned sat
[2025-06-01 09:23:34] [INFO ] [Nat]Added 33 Read/Feed constraints in 9 ms returned sat
[2025-06-01 09:23:34] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 20 ms.
[2025-06-01 09:23:34] [INFO ] Added : 24 causal constraints over 6 iterations in 153 ms. Result :sat
Minimization took 67 ms.
[2025-06-01 09:23:35] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:23:35] [INFO ] [Real]Absence check using state equation in 77 ms returned sat
[2025-06-01 09:23:35] [INFO ] [Real]Added 33 Read/Feed constraints in 10 ms returned sat
[2025-06-01 09:23:35] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:23:35] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:23:35] [INFO ] [Nat]Absence check using state equation in 61 ms returned sat
[2025-06-01 09:23:35] [INFO ] [Nat]Added 33 Read/Feed constraints in 9 ms returned sat
[2025-06-01 09:23:35] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 14 ms.
[2025-06-01 09:23:35] [INFO ] Added : 9 causal constraints over 3 iterations in 68 ms. Result :sat
Minimization took 50 ms.
[2025-06-01 09:23:35] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:23:35] [INFO ] [Real]Absence check using state equation in 62 ms returned sat
[2025-06-01 09:23:35] [INFO ] [Real]Added 33 Read/Feed constraints in 9 ms returned sat
[2025-06-01 09:23:35] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:23:35] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:23:35] [INFO ] [Nat]Absence check using state equation in 59 ms returned sat
[2025-06-01 09:23:35] [INFO ] [Nat]Added 33 Read/Feed constraints in 8 ms returned sat
[2025-06-01 09:23:35] [INFO ] Deduced a trap composed of 26 places in 73 ms of which 1 ms to minimize.
[2025-06-01 09:23:35] [INFO ] Deduced a trap composed of 33 places in 76 ms of which 2 ms to minimize.
[2025-06-01 09:23:35] [INFO ] Deduced a trap composed of 20 places in 78 ms of which 2 ms to minimize.
[2025-06-01 09:23:35] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 257 ms
[2025-06-01 09:23:35] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 14 ms.
[2025-06-01 09:23:35] [INFO ] Added : 13 causal constraints over 4 iterations in 82 ms. Result :sat
Minimization took 42 ms.
[2025-06-01 09:23:36] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:23:36] [INFO ] [Real]Absence check using state equation in 59 ms returned sat
[2025-06-01 09:23:36] [INFO ] [Real]Added 33 Read/Feed constraints in 10 ms returned sat
[2025-06-01 09:23:36] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:23:36] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:23:36] [INFO ] [Nat]Absence check using state equation in 59 ms returned sat
[2025-06-01 09:23:36] [INFO ] [Nat]Added 33 Read/Feed constraints in 9 ms returned sat
[2025-06-01 09:23:36] [INFO ] Deduced a trap composed of 40 places in 72 ms of which 2 ms to minimize.
[2025-06-01 09:23:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 87 ms
[2025-06-01 09:23:36] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 14 ms.
[2025-06-01 09:23:36] [INFO ] Added : 12 causal constraints over 3 iterations in 74 ms. Result :sat
Minimization took 41 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[65, 127, 120, 85, 46, 124, 127, 96, 78, 90] Max Struct:[128, 128, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[65, 127, 120, 85, 46, 124, 127, 96, 78, 90] Max Struct:[128, 128, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 10 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 279/279 transitions.
Applied a total of 0 rules in 13 ms. Remains 115 /115 variables (removed 0) and now considering 279/279 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 115/115 places, 279/279 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 279/279 transitions.
Applied a total of 0 rules in 9 ms. Remains 115 /115 variables (removed 0) and now considering 279/279 (removed 0) transitions.
[2025-06-01 09:23:38] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
[2025-06-01 09:23:38] [INFO ] Invariant cache hit.
[2025-06-01 09:23:38] [INFO ] Implicit Places using invariants in 133 ms returned []
[2025-06-01 09:23:38] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
[2025-06-01 09:23:38] [INFO ] Invariant cache hit.
[2025-06-01 09:23:38] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-01 09:23:38] [INFO ] Implicit Places using invariants and state equation in 261 ms returned []
Implicit Place search using SMT with State Equation took 423 ms to find 0 implicit places.
[2025-06-01 09:23:38] [INFO ] Redundant transitions in 5 ms returned []
Running 277 sub problems to find dead transitions.
[2025-06-01 09:23:38] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
[2025-06-01 09:23:38] [INFO ] Invariant cache hit.
[2025-06-01 09:23:38] [INFO ] State equation strengthened by 33 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/115 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/115 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 2 (OVERLAPS) 182/297 variables, 115/118 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/297 variables, 33/151 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/297 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 5 (OVERLAPS) 0/297 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 277 unsolved
No progress, stopping.
After SMT solving in domain Real declared 297/297 variables, and 151 constraints, problems are : Problem set: 0 solved, 277 unsolved in 7093 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 115/115 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 277/277 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 277 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/115 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/115 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 2 (OVERLAPS) 182/297 variables, 115/118 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/297 variables, 33/151 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/297 variables, 277/428 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/297 variables, 0/428 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 6 (OVERLAPS) 0/297 variables, 0/428 constraints. Problems are: Problem set: 0 solved, 277 unsolved
No progress, stopping.
After SMT solving in domain Int declared 297/297 variables, and 428 constraints, problems are : Problem set: 0 solved, 277 unsolved in 11090 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 115/115 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 277/277 constraints, Known Traps: 0/0 constraints]
After SMT, in 18457ms problems are : Problem set: 0 solved, 277 unsolved
Search for dead transitions found 0 dead transitions in 18462ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18916 ms. Remains : 115/115 places, 279/279 transitions.
[2025-06-01 09:23:57] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
Found an invariant !
This invariant on transitions {33=1, 39=1, 47=1, 92=1, 144=1, 180=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {31=1, 90=1, 126=1, 170=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 58 ms. (steps per millisecond=172 ) properties (out of 10) seen :[8, 10, 5, 6, 3, 5, 2, 11, 3, 3]
Current structural bounds on expressions (after cover walk) : Max Seen:[65, 127, 120, 85, 46, 124, 127, 96, 78, 90] Max Struct:[128, 128, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 40002 steps (8 resets) in 1222 ms. (32 steps per ms) remains 12/12 properties
[2025-06-01 09:23:57] [INFO ] Flatten gal took : 155 ms
BEST_FIRST walk for 40004 steps (8 resets) in 222 ms. (179 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 154 ms. (258 steps per ms) remains 12/12 properties
[2025-06-01 09:23:57] [INFO ] Flatten gal took : 88 ms
BEST_FIRST walk for 40003 steps (8 resets) in 125 ms. (317 steps per ms) remains 12/12 properties
[2025-06-01 09:23:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6526856526611813075.gal : 28 ms
BEST_FIRST walk for 40004 steps (8 resets) in 151 ms. (263 steps per ms) remains 12/12 properties
[2025-06-01 09:23:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7719415697698776658.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6526856526611813075.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7719415697698776658.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (8 resets) in 138 ms. (287 steps per ms) remains 12/12 properties

BEST_FIRST walk for 40003 steps (8 resets) in 120 ms. (330 steps per ms) remains 12/12 properties
its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality7719415697698776658.prop.
BEST_FIRST walk for 40004 steps (8 resets) in 145 ms. (274 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 88 ms. (449 steps per ms) remains 12/12 properties
SDD proceeding with computation,12 properties remain. new max is 4
SDD size :1 after 31
BEST_FIRST walk for 40003 steps (8 resets) in 73 ms. (540 steps per ms) remains 12/12 properties
SDD proceeding with computation,12 properties remain. new max is 8
SDD size :31 after 1082
BEST_FIRST walk for 40004 steps (8 resets) in 83 ms. (476 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 85 ms. (465 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 55 ms. (714 steps per ms) remains 12/12 properties
SDD proceeding with computation,12 properties remain. new max is 16
SDD size :1082 after 205525
Interrupted probabilistic random walk after 167001 steps, run timeout after 3001 ms. (steps per millisecond=55 ) properties seen :0 out of 12
Probabilistic random walk after 167001 steps, saw 107066 distinct states, run finished after 3007 ms. (steps per millisecond=55 ) properties seen :0
[2025-06-01 09:24:01] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
[2025-06-01 09:24:01] [INFO ] Invariant cache hit.
[2025-06-01 09:24:01] [INFO ] State equation strengthened by 33 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 46/56 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/56 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 102/158 variables, 56/57 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (OVERLAPS) 81/239 variables, 21/78 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/239 variables, 1/79 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/239 variables, 28/107 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/239 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 9 (OVERLAPS) 12/251 variables, 1/108 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/251 variables, 2/110 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/251 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 12 (OVERLAPS) 41/292 variables, 31/141 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/292 variables, 5/146 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/292 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 15 (OVERLAPS) 5/297 variables, 5/151 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/297 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 17 (OVERLAPS) 0/297 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Real declared 297/297 variables, and 151 constraints, problems are : Problem set: 0 solved, 12 unsolved in 619 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 115/115 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 46/56 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/56 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 102/158 variables, 56/57 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (OVERLAPS) 81/239 variables, 21/78 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/239 variables, 1/79 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/239 variables, 28/107 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/239 variables, 12/119 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/239 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 10 (OVERLAPS) 12/251 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/251 variables, 2/122 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/251 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 13 (OVERLAPS) 41/292 variables, 31/153 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/292 variables, 5/158 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/292 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 16 (OVERLAPS) 5/297 variables, 5/163 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/297 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 18 (OVERLAPS) 0/297 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Int declared 297/297 variables, and 163 constraints, problems are : Problem set: 0 solved, 12 unsolved in 806 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 115/115 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints]
After SMT, in 1437ms problems are : Problem set: 0 solved, 12 unsolved
Fused 12 Parikh solutions to 6 different solutions.
SDD proceeding with computation,12 properties remain. new max is 32
SDD size :205525 after 7.52046e+08
Parikh walk visited 0 properties in 33852 ms.
Support contains 10 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 279/279 transitions.
Applied a total of 0 rules in 22 ms. Remains 115 /115 variables (removed 0) and now considering 279/279 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 115/115 places, 279/279 transitions.
RANDOM walk for 40002 steps (8 resets) in 202 ms. (197 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 86 ms. (459 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 65 ms. (606 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 62 ms. (634 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 63 ms. (625 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 87 ms. (454 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 88 ms. (449 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 84 ms. (470 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 73 ms. (540 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 64 ms. (615 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 66 ms. (597 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 67 ms. (588 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 78 ms. (506 steps per ms) remains 12/12 properties
Interrupted probabilistic random walk after 156741 steps, run timeout after 3001 ms. (steps per millisecond=52 ) properties seen :0 out of 12
Probabilistic random walk after 156741 steps, saw 100321 distinct states, run finished after 3001 ms. (steps per millisecond=52 ) properties seen :0
[2025-06-01 09:24:40] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
[2025-06-01 09:24:40] [INFO ] Invariant cache hit.
[2025-06-01 09:24:40] [INFO ] State equation strengthened by 33 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 46/56 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/56 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 102/158 variables, 56/57 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (OVERLAPS) 81/239 variables, 21/78 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/239 variables, 1/79 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/239 variables, 28/107 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/239 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 9 (OVERLAPS) 12/251 variables, 1/108 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/251 variables, 2/110 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/251 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 12 (OVERLAPS) 41/292 variables, 31/141 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/292 variables, 5/146 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/292 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 15 (OVERLAPS) 5/297 variables, 5/151 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/297 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 17 (OVERLAPS) 0/297 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Real declared 297/297 variables, and 151 constraints, problems are : Problem set: 0 solved, 12 unsolved in 624 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 115/115 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 46/56 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/56 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 102/158 variables, 56/57 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (OVERLAPS) 81/239 variables, 21/78 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/239 variables, 1/79 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/239 variables, 28/107 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/239 variables, 12/119 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/239 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 10 (OVERLAPS) 12/251 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/251 variables, 2/122 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/251 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 13 (OVERLAPS) 41/292 variables, 31/153 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/292 variables, 5/158 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/292 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 16 (OVERLAPS) 5/297 variables, 5/163 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/297 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 18 (OVERLAPS) 0/297 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Int declared 297/297 variables, and 163 constraints, problems are : Problem set: 0 solved, 12 unsolved in 779 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 115/115 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints]
After SMT, in 1412ms problems are : Problem set: 0 solved, 12 unsolved
Fused 12 Parikh solutions to 6 different solutions.
Detected timeout of ITS tools.
[2025-06-01 09:24:48] [INFO ] Flatten gal took : 59 ms
[2025-06-01 09:24:48] [INFO ] Applying decomposition
[2025-06-01 09:24:48] [INFO ] Flatten gal took : 44 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph3194489062285900782.txt' '-o' '/tmp/graph3194489062285900782.bin' '-w' '/tmp/graph3194489062285900782.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph3194489062285900782.bin' '-l' '-1' '-v' '-w' '/tmp/graph3194489062285900782.weights' '-q' '0' '-e' '0.001'
[2025-06-01 09:24:48] [INFO ] Decomposing Gal with order
[2025-06-01 09:24:48] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 09:24:48] [INFO ] Removed a total of 475 redundant transitions.
[2025-06-01 09:24:48] [INFO ] Flatten gal took : 96 ms
[2025-06-01 09:24:48] [INFO ] Fuse similar labels procedure discarded/fused a total of 155 labels/synchronizations in 30 ms.
[2025-06-01 09:24:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8378124934137356693.gal : 9 ms
[2025-06-01 09:24:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3347526168853975021.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8378124934137356693.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3347526168853975021.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality3347526168853975021.prop.
Parikh walk visited 0 properties in 34102 ms.
Support contains 10 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 279/279 transitions.
Applied a total of 0 rules in 7 ms. Remains 115 /115 variables (removed 0) and now considering 279/279 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 115/115 places, 279/279 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 279/279 transitions.
Applied a total of 0 rules in 6 ms. Remains 115 /115 variables (removed 0) and now considering 279/279 (removed 0) transitions.
[2025-06-01 09:25:15] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
[2025-06-01 09:25:15] [INFO ] Invariant cache hit.
[2025-06-01 09:25:15] [INFO ] Implicit Places using invariants in 187 ms returned []
[2025-06-01 09:25:15] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
[2025-06-01 09:25:15] [INFO ] Invariant cache hit.
[2025-06-01 09:25:15] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-01 09:25:16] [INFO ] Implicit Places using invariants and state equation in 353 ms returned []
Implicit Place search using SMT with State Equation took 545 ms to find 0 implicit places.
[2025-06-01 09:25:16] [INFO ] Redundant transitions in 6 ms returned []
Running 277 sub problems to find dead transitions.
[2025-06-01 09:25:16] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
[2025-06-01 09:25:16] [INFO ] Invariant cache hit.
[2025-06-01 09:25:16] [INFO ] State equation strengthened by 33 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/115 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/115 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 2 (OVERLAPS) 182/297 variables, 115/118 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/297 variables, 33/151 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/297 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 5 (OVERLAPS) 0/297 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 277 unsolved
No progress, stopping.
After SMT solving in domain Real declared 297/297 variables, and 151 constraints, problems are : Problem set: 0 solved, 277 unsolved in 10449 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 115/115 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 277/277 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 277 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/115 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/115 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 2 (OVERLAPS) 182/297 variables, 115/118 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/297 variables, 33/151 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/297 variables, 277/428 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/297 variables, 0/428 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 6 (OVERLAPS) 0/297 variables, 0/428 constraints. Problems are: Problem set: 0 solved, 277 unsolved
No progress, stopping.
After SMT solving in domain Int declared 297/297 variables, and 428 constraints, problems are : Problem set: 0 solved, 277 unsolved in 10395 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 115/115 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 277/277 constraints, Known Traps: 0/0 constraints]
After SMT, in 21309ms problems are : Problem set: 0 solved, 277 unsolved
Search for dead transitions found 0 dead transitions in 21316ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21883 ms. Remains : 115/115 places, 279/279 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[65, 127, 120, 85, 46, 124, 127, 96, 78, 90] Max Struct:[128, 128, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Starting property specific reduction for FunctionPointer-PT-b128-UpperBounds-03
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[128]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[128]
[2025-06-01 09:25:37] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
[2025-06-01 09:25:37] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[128]
RANDOM walk for 10001 steps (2 resets) in 13 ms. (714 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[128]
[2025-06-01 09:25:37] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
[2025-06-01 09:25:37] [INFO ] Invariant cache hit.
[2025-06-01 09:25:37] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:25:37] [INFO ] [Real]Absence check using state equation in 57 ms returned sat
[2025-06-01 09:25:37] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-01 09:25:37] [INFO ] [Real]Added 33 Read/Feed constraints in 8 ms returned sat
[2025-06-01 09:25:37] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:25:37] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:25:37] [INFO ] [Nat]Absence check using state equation in 60 ms returned sat
[2025-06-01 09:25:37] [INFO ] [Nat]Added 33 Read/Feed constraints in 9 ms returned sat
[2025-06-01 09:25:37] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 15 ms.
[2025-06-01 09:25:37] [INFO ] Added : 1 causal constraints over 1 iterations in 43 ms. Result :sat
Minimization took 38 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[128]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[128]
Support contains 1 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 279/279 transitions.
Graph (complete) has 477 edges and 115 vertex of which 112 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 112 transition count 274
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 12 place count 106 transition count 260
Iterating global reduction 1 with 6 rules applied. Total rules applied 18 place count 106 transition count 260
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 20 place count 106 transition count 258
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 25 place count 101 transition count 246
Iterating global reduction 2 with 5 rules applied. Total rules applied 30 place count 101 transition count 246
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 35 place count 96 transition count 232
Iterating global reduction 2 with 5 rules applied. Total rules applied 40 place count 96 transition count 232
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 45 place count 91 transition count 222
Iterating global reduction 2 with 5 rules applied. Total rules applied 50 place count 91 transition count 222
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 55 place count 86 transition count 212
Iterating global reduction 2 with 5 rules applied. Total rules applied 60 place count 86 transition count 212
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 65 place count 81 transition count 202
Iterating global reduction 2 with 5 rules applied. Total rules applied 70 place count 81 transition count 202
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 73 place count 78 transition count 196
Iterating global reduction 2 with 3 rules applied. Total rules applied 76 place count 78 transition count 196
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 79 place count 75 transition count 190
Iterating global reduction 2 with 3 rules applied. Total rules applied 82 place count 75 transition count 190
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 84 place count 73 transition count 186
Iterating global reduction 2 with 2 rules applied. Total rules applied 86 place count 73 transition count 186
Applied a total of 86 rules in 55 ms. Remains 73 /115 variables (removed 42) and now considering 186/279 (removed 93) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55 ms. Remains : 73/115 places, 186/279 transitions.
[2025-06-01 09:25:37] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
// Phase 1: matrix 112 rows 73 cols
[2025-06-01 09:25:37] [INFO ] Computed 3 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[128]
RANDOM walk for 1000002 steps (2 resets) in 1499 ms. (666 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 978 ms. (1021 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[16] Max Struct:[128]
[2025-06-01 09:25:40] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:25:40] [INFO ] Invariant cache hit.
[2025-06-01 09:25:40] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:25:40] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2025-06-01 09:25:40] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 09:25:40] [INFO ] [Real]Added 15 Read/Feed constraints in 8 ms returned sat
[2025-06-01 09:25:40] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:25:40] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:25:40] [INFO ] [Nat]Absence check using state equation in 45 ms returned sat
[2025-06-01 09:25:40] [INFO ] [Nat]Added 15 Read/Feed constraints in 5 ms returned sat
[2025-06-01 09:25:40] [INFO ] Computed and/alt/rep : 60/163/51 causal constraints (skipped 59 transitions) in 9 ms.
[2025-06-01 09:25:40] [INFO ] Added : 2 causal constraints over 1 iterations in 28 ms. Result :sat
Minimization took 24 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[16] Max Struct:[128]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[127] Max Struct:[128]
Support contains 1 out of 73 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 186/186 transitions.
Applied a total of 0 rules in 7 ms. Remains 73 /73 variables (removed 0) and now considering 186/186 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 73/73 places, 186/186 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 186/186 transitions.
Applied a total of 0 rules in 6 ms. Remains 73 /73 variables (removed 0) and now considering 186/186 (removed 0) transitions.
[2025-06-01 09:25:40] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:25:40] [INFO ] Invariant cache hit.
[2025-06-01 09:25:40] [INFO ] Implicit Places using invariants in 134 ms returned []
[2025-06-01 09:25:40] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:25:40] [INFO ] Invariant cache hit.
[2025-06-01 09:25:41] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 09:25:41] [INFO ] Implicit Places using invariants and state equation in 256 ms returned []
Implicit Place search using SMT with State Equation took 422 ms to find 0 implicit places.
[2025-06-01 09:25:41] [INFO ] Redundant transitions in 3 ms returned []
Running 184 sub problems to find dead transitions.
[2025-06-01 09:25:41] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:25:41] [INFO ] Invariant cache hit.
[2025-06-01 09:25:41] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (OVERLAPS) 112/185 variables, 73/76 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/185 variables, 15/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (OVERLAPS) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Real declared 185/185 variables, and 91 constraints, problems are : Problem set: 0 solved, 184 unsolved in 6553 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 73/73 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 184 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (OVERLAPS) 112/185 variables, 73/76 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/185 variables, 15/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 184/275 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/185 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 6 (OVERLAPS) 0/185 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Int declared 185/185 variables, and 275 constraints, problems are : Problem set: 0 solved, 184 unsolved in 7777 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 73/73 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints]
After SMT, in 14533ms problems are : Problem set: 0 solved, 184 unsolved
Search for dead transitions found 0 dead transitions in 14537ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14977 ms. Remains : 73/73 places, 186/186 transitions.
[2025-06-01 09:25:55] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:25:55] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[127] Max Struct:[128]
RANDOM walk for 1000000 steps (2 resets) in 1373 ms. (727 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 664 ms. (1503 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[127] Max Struct:[128]
[2025-06-01 09:25:57] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:25:57] [INFO ] Invariant cache hit.
[2025-06-01 09:25:57] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:25:57] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2025-06-01 09:25:57] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 09:25:57] [INFO ] [Real]Added 15 Read/Feed constraints in 5 ms returned sat
[2025-06-01 09:25:57] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:25:57] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:25:57] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2025-06-01 09:25:57] [INFO ] [Nat]Added 15 Read/Feed constraints in 5 ms returned sat
[2025-06-01 09:25:58] [INFO ] Computed and/alt/rep : 60/163/51 causal constraints (skipped 59 transitions) in 10 ms.
[2025-06-01 09:25:58] [INFO ] Added : 2 causal constraints over 1 iterations in 28 ms. Result :sat
Minimization took 24 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[127] Max Struct:[128]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[127] Max Struct:[128]
Support contains 1 out of 73 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 186/186 transitions.
Applied a total of 0 rules in 6 ms. Remains 73 /73 variables (removed 0) and now considering 186/186 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 73/73 places, 186/186 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 186/186 transitions.
Applied a total of 0 rules in 6 ms. Remains 73 /73 variables (removed 0) and now considering 186/186 (removed 0) transitions.
[2025-06-01 09:25:58] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:25:58] [INFO ] Invariant cache hit.
[2025-06-01 09:25:58] [INFO ] Implicit Places using invariants in 131 ms returned []
[2025-06-01 09:25:58] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:25:58] [INFO ] Invariant cache hit.
[2025-06-01 09:25:58] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 09:25:58] [INFO ] Implicit Places using invariants and state equation in 268 ms returned []
Implicit Place search using SMT with State Equation took 419 ms to find 0 implicit places.
[2025-06-01 09:25:58] [INFO ] Redundant transitions in 2 ms returned []
Running 184 sub problems to find dead transitions.
[2025-06-01 09:25:58] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:25:58] [INFO ] Invariant cache hit.
[2025-06-01 09:25:58] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (OVERLAPS) 112/185 variables, 73/76 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/185 variables, 15/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (OVERLAPS) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Real declared 185/185 variables, and 91 constraints, problems are : Problem set: 0 solved, 184 unsolved in 7208 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 73/73 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 184 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (OVERLAPS) 112/185 variables, 73/76 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/185 variables, 15/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 184/275 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/185 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 6 (OVERLAPS) 0/185 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Int declared 185/185 variables, and 275 constraints, problems are : Problem set: 0 solved, 184 unsolved in 8022 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 73/73 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints]
After SMT, in 15427ms problems are : Problem set: 0 solved, 184 unsolved
Search for dead transitions found 0 dead transitions in 15431ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15868 ms. Remains : 73/73 places, 186/186 transitions.
[2025-06-01 09:26:14] [INFO ] Flatten gal took : 24 ms
[2025-06-01 09:26:14] [INFO ] Flatten gal took : 18 ms
[2025-06-01 09:26:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4325682778935234077.gal : 4 ms
[2025-06-01 09:26:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17567887311735553825.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4325682778935234077.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17567887311735553825.prop' '--nowitness' '--gen-order' 'FOLLOW'

RANDOM walk for 40000 steps (8 resets) in 177 ms. (224 steps per ms) remains 2/2 properties
its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality17567887311735553825.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :31 after 923
BEST_FIRST walk for 40004 steps (8 resets) in 201 ms. (198 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 85 ms. (465 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :923 after 103738
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :103738 after 7.00547e+07
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :7.00547e+07 after 4.05225e+11
Interrupted probabilistic random walk after 564845 steps, run timeout after 3001 ms. (steps per millisecond=188 ) properties seen :0 out of 2
Probabilistic random walk after 564845 steps, saw 351607 distinct states, run finished after 3001 ms. (steps per millisecond=188 ) properties seen :0
[2025-06-01 09:26:17] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:26:17] [INFO ] Invariant cache hit.
[2025-06-01 09:26:17] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 47/48 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/48 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 81/129 variables, 48/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 19/148 variables, 4/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/148 variables, 12/65 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/148 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 6/154 variables, 2/67 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/154 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/154 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 17/171 variables, 11/80 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/171 variables, 3/83 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/171 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 7/178 variables, 4/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/178 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 4/182 variables, 2/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/182 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 3/185 variables, 2/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 185/185 variables, and 91 constraints, problems are : Problem set: 0 solved, 2 unsolved in 181 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 73/73 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 47/48 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/48 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 81/129 variables, 48/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 19/148 variables, 4/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/148 variables, 12/65 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/148 variables, 2/67 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/148 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 6/154 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/154 variables, 2/71 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/154 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 17/171 variables, 11/82 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/171 variables, 3/85 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/171 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 7/178 variables, 4/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/178 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 4/182 variables, 2/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/182 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 3/185 variables, 2/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/185 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 0/185 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 185/185 variables, and 93 constraints, problems are : Problem set: 0 solved, 2 unsolved in 168 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 73/73 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 353ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 73 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 186/186 transitions.
Applied a total of 0 rules in 4 ms. Remains 73 /73 variables (removed 0) and now considering 186/186 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 73/73 places, 186/186 transitions.
RANDOM walk for 40000 steps (8 resets) in 83 ms. (476 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 36 ms. (1081 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 31 ms. (1250 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 522425 steps, run timeout after 3001 ms. (steps per millisecond=174 ) properties seen :0 out of 2
Probabilistic random walk after 522425 steps, saw 325202 distinct states, run finished after 3001 ms. (steps per millisecond=174 ) properties seen :0
[2025-06-01 09:26:20] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:26:20] [INFO ] Invariant cache hit.
[2025-06-01 09:26:20] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 47/48 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/48 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 81/129 variables, 48/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 19/148 variables, 4/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/148 variables, 12/65 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/148 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 6/154 variables, 2/67 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/154 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/154 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 17/171 variables, 11/80 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/171 variables, 3/83 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/171 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 7/178 variables, 4/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/178 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 4/182 variables, 2/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/182 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 3/185 variables, 2/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 185/185 variables, and 91 constraints, problems are : Problem set: 0 solved, 2 unsolved in 162 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 73/73 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 47/48 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/48 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 81/129 variables, 48/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 19/148 variables, 4/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/148 variables, 12/65 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/148 variables, 2/67 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/148 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 6/154 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/154 variables, 2/71 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/154 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 17/171 variables, 11/82 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/171 variables, 3/85 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/171 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 7/178 variables, 4/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/178 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 4/182 variables, 2/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/182 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 3/185 variables, 2/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/185 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 0/185 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 185/185 variables, and 93 constraints, problems are : Problem set: 0 solved, 2 unsolved in 161 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 73/73 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 329ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 73 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 186/186 transitions.
Applied a total of 0 rules in 25 ms. Remains 73 /73 variables (removed 0) and now considering 186/186 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35 ms. Remains : 73/73 places, 186/186 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 186/186 transitions.
Applied a total of 0 rules in 4 ms. Remains 73 /73 variables (removed 0) and now considering 186/186 (removed 0) transitions.
[2025-06-01 09:26:21] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:26:21] [INFO ] Invariant cache hit.
[2025-06-01 09:26:21] [INFO ] Implicit Places using invariants in 79 ms returned []
[2025-06-01 09:26:21] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:26:21] [INFO ] Invariant cache hit.
[2025-06-01 09:26:21] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 09:26:21] [INFO ] Implicit Places using invariants and state equation in 157 ms returned []
Implicit Place search using SMT with State Equation took 240 ms to find 0 implicit places.
[2025-06-01 09:26:21] [INFO ] Redundant transitions in 1 ms returned []
Running 184 sub problems to find dead transitions.
[2025-06-01 09:26:21] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:26:21] [INFO ] Invariant cache hit.
[2025-06-01 09:26:21] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (OVERLAPS) 112/185 variables, 73/76 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/185 variables, 15/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (OVERLAPS) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Real declared 185/185 variables, and 91 constraints, problems are : Problem set: 0 solved, 184 unsolved in 4385 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 73/73 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 184 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (OVERLAPS) 112/185 variables, 73/76 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/185 variables, 15/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 184/275 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/185 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 184 unsolved
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :4.05225e+11 after 2.08059e+16
At refinement iteration 6 (OVERLAPS) 0/185 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Int declared 185/185 variables, and 275 constraints, problems are : Problem set: 0 solved, 184 unsolved in 5790 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 73/73 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints]
After SMT, in 10294ms problems are : Problem set: 0 solved, 184 unsolved
Search for dead transitions found 0 dead transitions in 10296ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10548 ms. Remains : 73/73 places, 186/186 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 74 transitions
Reduce isomorphic transitions removed 74 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 0 with 81 rules applied. Total rules applied 81 place count 73 transition count 105
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 88 place count 66 transition count 105
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 11 Pre rules applied. Total rules applied 88 place count 66 transition count 94
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 110 place count 55 transition count 94
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 2 with 28 rules applied. Total rules applied 138 place count 41 transition count 80
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 144 place count 35 transition count 68
Iterating global reduction 2 with 6 rules applied. Total rules applied 150 place count 35 transition count 68
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 156 place count 29 transition count 56
Iterating global reduction 2 with 6 rules applied. Total rules applied 162 place count 29 transition count 56
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 168 place count 23 transition count 44
Iterating global reduction 2 with 6 rules applied. Total rules applied 174 place count 23 transition count 44
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 180 place count 23 transition count 38
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 184 place count 21 transition count 39
Applied a total of 184 rules in 38 ms. Remains 21 /73 variables (removed 52) and now considering 39/186 (removed 147) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 39 rows 21 cols
[2025-06-01 09:26:31] [INFO ] Computed 3 invariants in 0 ms
[2025-06-01 09:26:31] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2025-06-01 09:26:31] [INFO ] After 45ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2025-06-01 09:26:31] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:26:31] [INFO ] After 20ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2025-06-01 09:26:31] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-06-01 09:26:31] [INFO ] After 7ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2025-06-01 09:26:31] [INFO ] After 15ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2025-06-01 09:26:31] [INFO ] After 71ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2025-06-01 09:26:31] [INFO ] Flatten gal took : 3 ms
[2025-06-01 09:26:31] [INFO ] Flatten gal took : 3 ms
[2025-06-01 09:26:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18150203521764465391.gal : 1 ms
[2025-06-01 09:26:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11525211605463017897.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18150203521764465391.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11525211605463017897.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality11525211605463017897.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :69 after 759
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :759 after 56021
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :56021 after 9.23354e+07
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :9.23354e+07 after 3.16197e+11
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3.16197e+11 after 1.58441e+12
Detected timeout of ITS tools.
[2025-06-01 09:26:46] [INFO ] Flatten gal took : 4 ms
[2025-06-01 09:26:46] [INFO ] Applying decomposition
[2025-06-01 09:26:46] [INFO ] Flatten gal took : 3 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph3268226571358900659.txt' '-o' '/tmp/graph3268226571358900659.bin' '-w' '/tmp/graph3268226571358900659.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph3268226571358900659.bin' '-l' '-1' '-v' '-w' '/tmp/graph3268226571358900659.weights' '-q' '0' '-e' '0.001'
[2025-06-01 09:26:46] [INFO ] Decomposing Gal with order
[2025-06-01 09:26:46] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 09:26:46] [INFO ] Removed a total of 32 redundant transitions.
[2025-06-01 09:26:46] [INFO ] Flatten gal took : 8 ms
[2025-06-01 09:26:46] [INFO ] Fuse similar labels procedure discarded/fused a total of 6 labels/synchronizations in 1 ms.
[2025-06-01 09:26:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality822232851476517573.gal : 1 ms
[2025-06-01 09:26:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9479542731101933739.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality822232851476517573.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9479542731101933739.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...306
Loading property file /tmp/ReachabilityCardinality9479542731101933739.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 9
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :9 after 24
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :24 after 51
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :51 after 102
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :102 after 201
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :201 after 1530
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1530 after 121935
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :121935 after 7.17644e+07
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30282 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-01 09:27:01] [INFO ] Flatten gal took : 13 ms
[2025-06-01 09:27:01] [INFO ] Applying decomposition
[2025-06-01 09:27:02] [INFO ] Flatten gal took : 12 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph2002276953518816987.txt' '-o' '/tmp/graph2002276953518816987.bin' '-w' '/tmp/graph2002276953518816987.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph2002276953518816987.bin' '-l' '-1' '-v' '-w' '/tmp/graph2002276953518816987.weights' '-q' '0' '-e' '0.001'
[2025-06-01 09:27:02] [INFO ] Decomposing Gal with order
[2025-06-01 09:27:02] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 09:27:02] [INFO ] Removed a total of 315 redundant transitions.
[2025-06-01 09:27:02] [INFO ] Flatten gal took : 25 ms
[2025-06-01 09:27:02] [INFO ] Fuse similar labels procedure discarded/fused a total of 92 labels/synchronizations in 9 ms.
[2025-06-01 09:27:02] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2557809238288979198.gal : 4 ms
[2025-06-01 09:27:02] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1743352859005775325.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2557809238288979198.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1743352859005775325.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality1743352859005775325.prop.
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[127] Max Struct:[128]
Ending property specific reduction for FunctionPointer-PT-b128-UpperBounds-03 in 134670 ms.
Starting property specific reduction for FunctionPointer-PT-b128-UpperBounds-04
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[128]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[128]
[2025-06-01 09:27:52] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
// Phase 1: matrix 182 rows 115 cols
[2025-06-01 09:27:52] [INFO ] Computed 3 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[128]
RANDOM walk for 10002 steps (2 resets) in 20 ms. (476 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[128]
[2025-06-01 09:27:52] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
[2025-06-01 09:27:52] [INFO ] Invariant cache hit.
[2025-06-01 09:27:52] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:27:52] [INFO ] [Real]Absence check using state equation in 52 ms returned sat
[2025-06-01 09:27:52] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-01 09:27:52] [INFO ] [Real]Added 33 Read/Feed constraints in 10 ms returned sat
[2025-06-01 09:27:52] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:27:52] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:27:52] [INFO ] [Nat]Absence check using state equation in 57 ms returned sat
[2025-06-01 09:27:52] [INFO ] [Nat]Added 33 Read/Feed constraints in 6 ms returned sat
[2025-06-01 09:27:52] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 13 ms.
[2025-06-01 09:27:52] [INFO ] Added : 1 causal constraints over 1 iterations in 39 ms. Result :sat
Minimization took 37 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[128]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[127] Max Struct:[128]
Support contains 1 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 279/279 transitions.
Graph (complete) has 477 edges and 115 vertex of which 112 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 112 transition count 274
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 12 place count 106 transition count 260
Iterating global reduction 1 with 6 rules applied. Total rules applied 18 place count 106 transition count 260
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 20 place count 106 transition count 258
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 25 place count 101 transition count 246
Iterating global reduction 2 with 5 rules applied. Total rules applied 30 place count 101 transition count 246
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 35 place count 96 transition count 232
Iterating global reduction 2 with 5 rules applied. Total rules applied 40 place count 96 transition count 232
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 45 place count 91 transition count 222
Iterating global reduction 2 with 5 rules applied. Total rules applied 50 place count 91 transition count 222
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 55 place count 86 transition count 212
Iterating global reduction 2 with 5 rules applied. Total rules applied 60 place count 86 transition count 212
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 65 place count 81 transition count 202
Iterating global reduction 2 with 5 rules applied. Total rules applied 70 place count 81 transition count 202
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 73 place count 78 transition count 196
Iterating global reduction 2 with 3 rules applied. Total rules applied 76 place count 78 transition count 196
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 79 place count 75 transition count 190
Iterating global reduction 2 with 3 rules applied. Total rules applied 82 place count 75 transition count 190
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 84 place count 73 transition count 186
Iterating global reduction 2 with 2 rules applied. Total rules applied 86 place count 73 transition count 186
Applied a total of 86 rules in 36 ms. Remains 73 /115 variables (removed 42) and now considering 186/279 (removed 93) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37 ms. Remains : 73/115 places, 186/279 transitions.
[2025-06-01 09:27:52] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
// Phase 1: matrix 112 rows 73 cols
[2025-06-01 09:27:52] [INFO ] Computed 3 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[127] Max Struct:[128]
RANDOM walk for 1000002 steps (2 resets) in 1340 ms. (745 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 685 ms. (1457 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[127] Max Struct:[128]
[2025-06-01 09:27:54] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:27:54] [INFO ] Invariant cache hit.
[2025-06-01 09:27:54] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:27:54] [INFO ] [Real]Absence check using state equation in 43 ms returned sat
[2025-06-01 09:27:54] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 09:27:54] [INFO ] [Real]Added 15 Read/Feed constraints in 6 ms returned sat
[2025-06-01 09:27:54] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:27:54] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:27:54] [INFO ] [Nat]Absence check using state equation in 38 ms returned sat
[2025-06-01 09:27:54] [INFO ] [Nat]Added 15 Read/Feed constraints in 6 ms returned sat
[2025-06-01 09:27:55] [INFO ] Computed and/alt/rep : 60/163/51 causal constraints (skipped 59 transitions) in 10 ms.
[2025-06-01 09:27:55] [INFO ] Added : 2 causal constraints over 1 iterations in 28 ms. Result :sat
Minimization took 23 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[127] Max Struct:[128]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[128] Max Struct:[128]
Support contains 1 out of 73 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 186/186 transitions.
Applied a total of 0 rules in 6 ms. Remains 73 /73 variables (removed 0) and now considering 186/186 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 73/73 places, 186/186 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 186/186 transitions.
Applied a total of 0 rules in 5 ms. Remains 73 /73 variables (removed 0) and now considering 186/186 (removed 0) transitions.
[2025-06-01 09:27:55] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:27:55] [INFO ] Invariant cache hit.
[2025-06-01 09:27:55] [INFO ] Implicit Places using invariants in 136 ms returned []
[2025-06-01 09:27:55] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:27:55] [INFO ] Invariant cache hit.
[2025-06-01 09:27:55] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 09:27:55] [INFO ] Implicit Places using invariants and state equation in 258 ms returned []
Implicit Place search using SMT with State Equation took 407 ms to find 0 implicit places.
[2025-06-01 09:27:55] [INFO ] Redundant transitions in 0 ms returned []
Running 184 sub problems to find dead transitions.
[2025-06-01 09:27:55] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:27:55] [INFO ] Invariant cache hit.
[2025-06-01 09:27:55] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (OVERLAPS) 112/185 variables, 73/76 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/185 variables, 15/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (OVERLAPS) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Real declared 185/185 variables, and 91 constraints, problems are : Problem set: 0 solved, 184 unsolved in 6918 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 73/73 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 184 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (OVERLAPS) 112/185 variables, 73/76 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/185 variables, 15/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 184/275 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/185 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 6 (OVERLAPS) 0/185 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Int declared 185/185 variables, and 275 constraints, problems are : Problem set: 0 solved, 184 unsolved in 8378 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 73/73 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints]
After SMT, in 15499ms problems are : Problem set: 0 solved, 184 unsolved
Search for dead transitions found 0 dead transitions in 15502ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15923 ms. Remains : 73/73 places, 186/186 transitions.
[2025-06-01 09:28:11] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:28:11] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[128] Max Struct:[128]
FORMULA FunctionPointer-PT-b128-UpperBounds-04 128 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 1000000 steps (2 resets) in 1546 ms. (646 steps per ms)
BEST_FIRST walk for 0 steps (0 resets) in 0 ms. (0 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2025-06-01 09:28:12] [INFO ] Flatten gal took : 11 ms
[2025-06-01 09:28:12] [INFO ] Flatten gal took : 9 ms
[2025-06-01 09:28:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2504551108678469244.gal : 2 ms
[2025-06-01 09:28:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3903715688482502308.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2504551108678469244.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3903715688482502308.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.

java.io.IOException: Stream closed
at java.base/java.io.BufferedInputStream.getBufIfOpen(BufferedInputStream.java:168)
at java.base/java.io.BufferedInputStream.read(BufferedInputStream.java:334)
at java.base/sun.nio.cs.StreamDecoder.readBytes(StreamDecoder.java:270)
at java.base/sun.nio.cs.StreamDecoder.implRead(StreamDecoder.java:313)
at java.base/sun.nio.cs.StreamDecoder.read(StreamDecoder.java:188)
at java.base/java.io.InputStreamReader.read(InputStreamReader.java:177)
at java.base/java.io.BufferedReader.fill(BufferedReader.java:162)
at java.base/java.io.BufferedReader.readLine(BufferedReader.java:329)
at java.base/java.io.BufferedReader.readLine(BufferedReader.java:396)
at fr.lip6.move.gal.application.runner.its.ITSRunner$ITSInterpreter.run(ITSRunner.java:211)
at java.base/java.lang.Thread.run(Thread.java:840)
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
Ending property specific reduction for FunctionPointer-PT-b128-UpperBounds-04 in 20574 ms.
Starting property specific reduction for FunctionPointer-PT-b128-UpperBounds-05
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2025-06-01 09:28:12] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
// Phase 1: matrix 182 rows 115 cols
[2025-06-01 09:28:12] [INFO ] Computed 3 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10019 steps (2 resets) in 13 ms. (715 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[59] Max Struct:[+inf]
[2025-06-01 09:28:12] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
[2025-06-01 09:28:12] [INFO ] Invariant cache hit.
[2025-06-01 09:28:12] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:28:12] [INFO ] [Real]Absence check using state equation in 65 ms returned sat
[2025-06-01 09:28:12] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-01 09:28:12] [INFO ] [Real]Added 33 Read/Feed constraints in 9 ms returned sat
[2025-06-01 09:28:12] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:28:12] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:28:12] [INFO ] [Nat]Absence check using state equation in 62 ms returned sat
[2025-06-01 09:28:12] [INFO ] [Nat]Added 33 Read/Feed constraints in 8 ms returned sat
[2025-06-01 09:28:13] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 13 ms.
[2025-06-01 09:28:13] [INFO ] Added : 2 causal constraints over 1 iterations in 40 ms. Result :sat
Minimization took 38 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[59] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[59] Max Struct:[+inf]
Support contains 1 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 279/279 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 109 transition count 265
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 109 transition count 265
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 14 place count 109 transition count 263
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 19 place count 104 transition count 251
Iterating global reduction 1 with 5 rules applied. Total rules applied 24 place count 104 transition count 251
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 29 place count 99 transition count 237
Iterating global reduction 1 with 5 rules applied. Total rules applied 34 place count 99 transition count 237
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 39 place count 94 transition count 227
Iterating global reduction 1 with 5 rules applied. Total rules applied 44 place count 94 transition count 227
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 49 place count 89 transition count 217
Iterating global reduction 1 with 5 rules applied. Total rules applied 54 place count 89 transition count 217
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 59 place count 84 transition count 207
Iterating global reduction 1 with 5 rules applied. Total rules applied 64 place count 84 transition count 207
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 67 place count 81 transition count 201
Iterating global reduction 1 with 3 rules applied. Total rules applied 70 place count 81 transition count 201
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 73 place count 78 transition count 195
Iterating global reduction 1 with 3 rules applied. Total rules applied 76 place count 78 transition count 195
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 78 place count 76 transition count 191
Iterating global reduction 1 with 2 rules applied. Total rules applied 80 place count 76 transition count 191
Applied a total of 80 rules in 47 ms. Remains 76 /115 variables (removed 39) and now considering 191/279 (removed 88) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 76/115 places, 191/279 transitions.
[2025-06-01 09:28:13] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
Found an invariant !
This invariant on transitions {31=1, 56=1, 102=1, 115=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {31=1, 56=1, 86=1, 112=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=136 ) properties (out of 1) seen :[7]
Current structural bounds on expressions (after cover walk) : Max Seen:[59] Max Struct:[+inf]
[2025-06-01 09:28:13] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
// Phase 1: matrix 117 rows 76 cols
[2025-06-01 09:28:13] [INFO ] Computed 3 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[59] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 1262 ms. (791 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 754 ms. (1324 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[74] Max Struct:[+inf]
[2025-06-01 09:28:15] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2025-06-01 09:28:15] [INFO ] Invariant cache hit.
[2025-06-01 09:28:15] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:28:15] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2025-06-01 09:28:15] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:28:15] [INFO ] [Real]Added 18 Read/Feed constraints in 6 ms returned sat
[2025-06-01 09:28:15] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:28:15] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:28:15] [INFO ] [Nat]Absence check using state equation in 40 ms returned sat
[2025-06-01 09:28:15] [INFO ] [Nat]Added 18 Read/Feed constraints in 10 ms returned sat
[2025-06-01 09:28:15] [INFO ] Deduced a trap composed of 15 places in 59 ms of which 2 ms to minimize.
[2025-06-01 09:28:15] [INFO ] Deduced a trap composed of 21 places in 57 ms of which 2 ms to minimize.
[2025-06-01 09:28:15] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 133 ms
[2025-06-01 09:28:15] [INFO ] Computed and/alt/rep : 61/197/52 causal constraints (skipped 63 transitions) in 10 ms.
[2025-06-01 09:28:15] [INFO ] Added : 5 causal constraints over 2 iterations in 41 ms. Result :sat
Minimization took 31 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[74] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[128] Max Struct:[+inf]
Support contains 1 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 9 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 76/76 places, 191/191 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 4 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
[2025-06-01 09:28:16] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2025-06-01 09:28:16] [INFO ] Invariant cache hit.
[2025-06-01 09:28:16] [INFO ] Implicit Places using invariants in 115 ms returned []
[2025-06-01 09:28:16] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2025-06-01 09:28:16] [INFO ] Invariant cache hit.
[2025-06-01 09:28:16] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:28:16] [INFO ] Implicit Places using invariants and state equation in 295 ms returned []
Implicit Place search using SMT with State Equation took 412 ms to find 0 implicit places.
[2025-06-01 09:28:16] [INFO ] Redundant transitions in 1 ms returned []
Running 189 sub problems to find dead transitions.
[2025-06-01 09:28:16] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2025-06-01 09:28:16] [INFO ] Invariant cache hit.
[2025-06-01 09:28:16] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 2 (OVERLAPS) 117/193 variables, 76/79 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/193 variables, 18/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 5 (OVERLAPS) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
No progress, stopping.
After SMT solving in domain Real declared 193/193 variables, and 97 constraints, problems are : Problem set: 0 solved, 189 unsolved in 5627 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 189/189 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 189 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 2 (OVERLAPS) 117/193 variables, 76/79 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/193 variables, 18/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 189/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/193 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 6 (OVERLAPS) 0/193 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
No progress, stopping.
After SMT solving in domain Int declared 193/193 variables, and 286 constraints, problems are : Problem set: 0 solved, 189 unsolved in 8444 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 189/189 constraints, Known Traps: 0/0 constraints]
After SMT, in 14267ms problems are : Problem set: 0 solved, 189 unsolved
Search for dead transitions found 0 dead transitions in 14271ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14695 ms. Remains : 76/76 places, 191/191 transitions.
[2025-06-01 09:28:30] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
Found an invariant !
This invariant on transitions {31=1, 56=1, 102=1, 115=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {31=1, 56=1, 86=1, 112=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 1) seen :[6]
Current structural bounds on expressions (after cover walk) : Max Seen:[128] Max Struct:[+inf]
[2025-06-01 09:28:30] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2025-06-01 09:28:30] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[128] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 882 ms. (1132 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 720 ms. (1386 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[157] Max Struct:[+inf]
[2025-06-01 09:28:32] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2025-06-01 09:28:32] [INFO ] Invariant cache hit.
[2025-06-01 09:28:32] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:28:32] [INFO ] [Real]Absence check using state equation in 39 ms returned sat
[2025-06-01 09:28:32] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:28:32] [INFO ] [Real]Added 18 Read/Feed constraints in 7 ms returned sat
[2025-06-01 09:28:32] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:28:32] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:28:32] [INFO ] [Nat]Absence check using state equation in 39 ms returned sat
[2025-06-01 09:28:32] [INFO ] [Nat]Added 18 Read/Feed constraints in 5 ms returned sat
[2025-06-01 09:28:32] [INFO ] Deduced a trap composed of 21 places in 55 ms of which 3 ms to minimize.
[2025-06-01 09:28:32] [INFO ] Deduced a trap composed of 21 places in 52 ms of which 3 ms to minimize.
[2025-06-01 09:28:32] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 124 ms
[2025-06-01 09:28:32] [INFO ] Computed and/alt/rep : 61/197/52 causal constraints (skipped 63 transitions) in 9 ms.
[2025-06-01 09:28:32] [INFO ] Added : 11 causal constraints over 4 iterations in 53 ms. Result :sat
Minimization took 27 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[157] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[157] Max Struct:[+inf]
Support contains 1 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 3 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 76/76 places, 191/191 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 3 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
[2025-06-01 09:28:32] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2025-06-01 09:28:32] [INFO ] Invariant cache hit.
[2025-06-01 09:28:33] [INFO ] Implicit Places using invariants in 90 ms returned []
[2025-06-01 09:28:33] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2025-06-01 09:28:33] [INFO ] Invariant cache hit.
[2025-06-01 09:28:33] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:28:33] [INFO ] Implicit Places using invariants and state equation in 173 ms returned []
Implicit Place search using SMT with State Equation took 267 ms to find 0 implicit places.
[2025-06-01 09:28:33] [INFO ] Redundant transitions in 1 ms returned []
Running 189 sub problems to find dead transitions.
[2025-06-01 09:28:33] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2025-06-01 09:28:33] [INFO ] Invariant cache hit.
[2025-06-01 09:28:33] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 2 (OVERLAPS) 117/193 variables, 76/79 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/193 variables, 18/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 5 (OVERLAPS) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
No progress, stopping.
After SMT solving in domain Real declared 193/193 variables, and 97 constraints, problems are : Problem set: 0 solved, 189 unsolved in 4907 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 189/189 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 189 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 2 (OVERLAPS) 117/193 variables, 76/79 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/193 variables, 18/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 189/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/193 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 6 (OVERLAPS) 0/193 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
No progress, stopping.
After SMT solving in domain Int declared 193/193 variables, and 286 constraints, problems are : Problem set: 0 solved, 189 unsolved in 8877 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 189/189 constraints, Known Traps: 0/0 constraints]
After SMT, in 13915ms problems are : Problem set: 0 solved, 189 unsolved
Search for dead transitions found 0 dead transitions in 13917ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14194 ms. Remains : 76/76 places, 191/191 transitions.
[2025-06-01 09:28:47] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
Found an invariant !
This invariant on transitions {31=1, 56=1, 102=1, 115=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {31=1, 56=1, 86=1, 112=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 1) seen :[5]
Current structural bounds on expressions (after cover walk) : Max Seen:[157] Max Struct:[+inf]
[2025-06-01 09:28:47] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2025-06-01 09:28:47] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[157] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 1391 ms. (718 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 724 ms. (1379 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[157] Max Struct:[+inf]
[2025-06-01 09:28:49] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2025-06-01 09:28:49] [INFO ] Invariant cache hit.
[2025-06-01 09:28:49] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:28:49] [INFO ] [Real]Absence check using state equation in 41 ms returned sat
[2025-06-01 09:28:49] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:28:49] [INFO ] [Real]Added 18 Read/Feed constraints in 9 ms returned sat
[2025-06-01 09:28:49] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:28:49] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:28:49] [INFO ] [Nat]Absence check using state equation in 39 ms returned sat
[2025-06-01 09:28:49] [INFO ] [Nat]Added 18 Read/Feed constraints in 7 ms returned sat
[2025-06-01 09:28:49] [INFO ] Deduced a trap composed of 21 places in 58 ms of which 1 ms to minimize.
[2025-06-01 09:28:49] [INFO ] Deduced a trap composed of 21 places in 64 ms of which 1 ms to minimize.
[2025-06-01 09:28:49] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 140 ms
[2025-06-01 09:28:49] [INFO ] Computed and/alt/rep : 61/197/52 causal constraints (skipped 63 transitions) in 12 ms.
[2025-06-01 09:28:49] [INFO ] Added : 11 causal constraints over 4 iterations in 64 ms. Result :sat
Minimization took 31 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[157] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[157] Max Struct:[+inf]
Support contains 1 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 4 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 76/76 places, 191/191 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 3 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
[2025-06-01 09:28:50] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2025-06-01 09:28:50] [INFO ] Invariant cache hit.
[2025-06-01 09:28:50] [INFO ] Implicit Places using invariants in 138 ms returned []
[2025-06-01 09:28:50] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2025-06-01 09:28:50] [INFO ] Invariant cache hit.
[2025-06-01 09:28:50] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:28:50] [INFO ] Implicit Places using invariants and state equation in 321 ms returned []
Implicit Place search using SMT with State Equation took 461 ms to find 0 implicit places.
[2025-06-01 09:28:50] [INFO ] Redundant transitions in 1 ms returned []
Running 189 sub problems to find dead transitions.
[2025-06-01 09:28:50] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2025-06-01 09:28:50] [INFO ] Invariant cache hit.
[2025-06-01 09:28:50] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 2 (OVERLAPS) 117/193 variables, 76/79 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/193 variables, 18/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 5 (OVERLAPS) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
No progress, stopping.
After SMT solving in domain Real declared 193/193 variables, and 97 constraints, problems are : Problem set: 0 solved, 189 unsolved in 5526 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 189/189 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 189 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 2 (OVERLAPS) 117/193 variables, 76/79 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/193 variables, 18/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 189/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/193 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 6 (OVERLAPS) 0/193 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
No progress, stopping.
After SMT solving in domain Int declared 193/193 variables, and 286 constraints, problems are : Problem set: 0 solved, 189 unsolved in 7650 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 189/189 constraints, Known Traps: 0/0 constraints]
After SMT, in 13375ms problems are : Problem set: 0 solved, 189 unsolved
Search for dead transitions found 0 dead transitions in 13379ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13854 ms. Remains : 76/76 places, 191/191 transitions.
[2025-06-01 09:29:03] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
Found an invariant !
This invariant on transitions {31=1, 56=1, 102=1, 115=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {31=1, 56=1, 86=1, 112=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 1) seen :[6]
Current structural bounds on expressions (after cover walk) : Max Seen:[157] Max Struct:[+inf]
[2025-06-01 09:29:04] [INFO ] Flatten gal took : 22 ms
RANDOM walk for 40020 steps (8 resets) in 59 ms. (667 steps per ms) remains 1/1 properties
[2025-06-01 09:29:04] [INFO ] Flatten gal took : 10 ms
[2025-06-01 09:29:04] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5309957183896712655.gal : 10 ms
BEST_FIRST walk for 40004 steps (8 resets) in 37 ms. (1052 steps per ms) remains 1/1 properties
[2025-06-01 09:29:04] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17448981324352554230.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5309957183896712655.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17448981324352554230.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality17448981324352554230.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :31 after 923
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :923 after 103738
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :103738 after 7.00547e+07
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :7.00547e+07 after 4.05225e+11
Interrupted probabilistic random walk after 1543138 steps, run timeout after 3001 ms. (steps per millisecond=514 ) properties seen :0 out of 1
Probabilistic random walk after 1543138 steps, saw 995844 distinct states, run finished after 3001 ms. (steps per millisecond=514 ) properties seen :0
[2025-06-01 09:29:07] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2025-06-01 09:29:07] [INFO ] Invariant cache hit.
[2025-06-01 09:29:07] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 61/69 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/69 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/69 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 6/75 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/75 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/75 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 94/169 variables, 53/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/169 variables, 17/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/169 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 6/175 variables, 1/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/175 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 11/186 variables, 10/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/186 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 4/190 variables, 2/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/190 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 3/193 variables, 2/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 193/193 variables, and 97 constraints, problems are : Problem set: 0 solved, 1 unsolved in 127 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 61/69 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/69 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/69 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/69 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 6/75 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/75 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/75 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 94/169 variables, 53/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/169 variables, 17/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/169 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 6/175 variables, 1/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/175 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 11/186 variables, 10/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/186 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 4/190 variables, 2/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/190 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 3/193 variables, 2/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/193 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/193 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 193/193 variables, and 98 constraints, problems are : Problem set: 0 solved, 1 unsolved in 120 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 254ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 270 ms.
Support contains 1 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 15 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 76/76 places, 191/191 transitions.
RANDOM walk for 40000 steps (8 resets) in 85 ms. (465 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 35 ms. (1111 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1615605 steps, run timeout after 3001 ms. (steps per millisecond=538 ) properties seen :0 out of 1
Probabilistic random walk after 1615605 steps, saw 1040948 distinct states, run finished after 3001 ms. (steps per millisecond=538 ) properties seen :0
[2025-06-01 09:29:10] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2025-06-01 09:29:10] [INFO ] Invariant cache hit.
[2025-06-01 09:29:10] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 61/69 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/69 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/69 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 6/75 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/75 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/75 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 94/169 variables, 53/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/169 variables, 17/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/169 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 6/175 variables, 1/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/175 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 11/186 variables, 10/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/186 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 4/190 variables, 2/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/190 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 3/193 variables, 2/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 193/193 variables, and 97 constraints, problems are : Problem set: 0 solved, 1 unsolved in 127 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 61/69 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/69 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/69 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/69 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 6/75 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/75 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/75 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 94/169 variables, 53/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/169 variables, 17/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/169 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 6/175 variables, 1/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/175 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 11/186 variables, 10/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/186 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 4/190 variables, 2/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/190 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 3/193 variables, 2/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/193 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/193 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 193/193 variables, and 98 constraints, problems are : Problem set: 0 solved, 1 unsolved in 122 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 274ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 352 ms.
Support contains 1 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 6 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 76/76 places, 191/191 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 5 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
[2025-06-01 09:29:11] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2025-06-01 09:29:11] [INFO ] Invariant cache hit.
[2025-06-01 09:29:11] [INFO ] Implicit Places using invariants in 152 ms returned []
[2025-06-01 09:29:11] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2025-06-01 09:29:11] [INFO ] Invariant cache hit.
[2025-06-01 09:29:11] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:29:11] [INFO ] Implicit Places using invariants and state equation in 242 ms returned []
Implicit Place search using SMT with State Equation took 409 ms to find 0 implicit places.
[2025-06-01 09:29:11] [INFO ] Redundant transitions in 0 ms returned []
Running 189 sub problems to find dead transitions.
[2025-06-01 09:29:11] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2025-06-01 09:29:11] [INFO ] Invariant cache hit.
[2025-06-01 09:29:11] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 2 (OVERLAPS) 117/193 variables, 76/79 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/193 variables, 18/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 5 (OVERLAPS) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
No progress, stopping.
After SMT solving in domain Real declared 193/193 variables, and 97 constraints, problems are : Problem set: 0 solved, 189 unsolved in 3568 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 189/189 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 189 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 2 (OVERLAPS) 117/193 variables, 76/79 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/193 variables, 18/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
SDD proceeding with computation,1 properties remain. new max is 128
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 189/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
SDD size :4.05225e+11 after 2.08059e+16
At refinement iteration 5 (INCLUDED_ONLY) 0/193 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 6 (OVERLAPS) 0/193 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
No progress, stopping.
After SMT solving in domain Int declared 193/193 variables, and 286 constraints, problems are : Problem set: 0 solved, 189 unsolved in 5902 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 189/189 constraints, Known Traps: 0/0 constraints]
After SMT, in 9652ms problems are : Problem set: 0 solved, 189 unsolved
Search for dead transitions found 0 dead transitions in 9655ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10075 ms. Remains : 76/76 places, 191/191 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 74 transitions
Reduce isomorphic transitions removed 74 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 0 with 81 rules applied. Total rules applied 81 place count 76 transition count 110
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 88 place count 69 transition count 110
Performed 13 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 13 Pre rules applied. Total rules applied 88 place count 69 transition count 97
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 2 with 26 rules applied. Total rules applied 114 place count 56 transition count 97
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: 15
Deduced a syphon composed of 15 places in 0 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 2 with 30 rules applied. Total rules applied 144 place count 41 transition count 82
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 151 place count 34 transition count 68
Iterating global reduction 2 with 7 rules applied. Total rules applied 158 place count 34 transition count 68
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 165 place count 27 transition count 54
Iterating global reduction 2 with 7 rules applied. Total rules applied 172 place count 27 transition count 54
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 179 place count 20 transition count 40
Iterating global reduction 2 with 7 rules applied. Total rules applied 186 place count 20 transition count 40
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 193 place count 20 transition count 33
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 193 place count 20 transition count 32
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 195 place count 19 transition count 32
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 197 place count 18 transition count 32
Applied a total of 197 rules in 17 ms. Remains 18 /76 variables (removed 58) and now considering 32/191 (removed 159) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 32 rows 18 cols
[2025-06-01 09:29:21] [INFO ] Computed 3 invariants in 2 ms
[2025-06-01 09:29:21] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-01 09:29:21] [INFO ] After 13ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2025-06-01 09:29:21] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-06-01 09:29:21] [INFO ] After 4ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-01 09:29:21] [INFO ] After 41ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-01 09:29:21] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-01 09:29:21] [INFO ] After 13ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-06-01 09:29:21] [INFO ] After 3ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-01 09:29:21] [INFO ] After 7ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-01 09:29:21] [INFO ] After 47ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2025-06-01 09:29:21] [INFO ] Flatten gal took : 2 ms
[2025-06-01 09:29:21] [INFO ] Flatten gal took : 2 ms
[2025-06-01 09:29:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13602447560934635743.gal : 1 ms
[2025-06-01 09:29:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5493862390566107824.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13602447560934635743.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5493862390566107824.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality5493862390566107824.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :759 after 188231
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :188231 after 9.48316e+07
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :9.48316e+07 after 2.78362e+08
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :2.78362e+08 after 6.45066e+08
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :6.45066e+08 after 1.37812e+09
Detected timeout of ITS tools.
[2025-06-01 09:29:36] [INFO ] Flatten gal took : 2 ms
[2025-06-01 09:29:36] [INFO ] Applying decomposition
[2025-06-01 09:29:36] [INFO ] Flatten gal took : 3 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph11001594625693474183.txt' '-o' '/tmp/graph11001594625693474183.bin' '-w' '/tmp/graph11001594625693474183.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph11001594625693474183.bin' '-l' '-1' '-v' '-w' '/tmp/graph11001594625693474183.weights' '-q' '0' '-e' '0.001'
[2025-06-01 09:29:36] [INFO ] Decomposing Gal with order
[2025-06-01 09:29:36] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 09:29:36] [INFO ] Removed a total of 23 redundant transitions.
[2025-06-01 09:29:36] [INFO ] Flatten gal took : 6 ms
[2025-06-01 09:29:36] [INFO ] Fuse similar labels procedure discarded/fused a total of 4 labels/synchronizations in 1 ms.
[2025-06-01 09:29:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9883173490452474364.gal : 2 ms
[2025-06-01 09:29:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13044322220643448826.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9883173490452474364.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13044322220643448826.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality13044322220643448826.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :759 after 3.27015e+06
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :3.27015e+06 after 7.55377e+07
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :7.55377e+07 after 2.22935e+08
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :2.22935e+08 after 5.16298e+08
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :5.16298e+08 after 1.10302e+09
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30208 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-01 09:29:51] [INFO ] Flatten gal took : 9 ms
[2025-06-01 09:29:51] [INFO ] Applying decomposition
[2025-06-01 09:29:51] [INFO ] Flatten gal took : 10 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph4120503249352782499.txt' '-o' '/tmp/graph4120503249352782499.bin' '-w' '/tmp/graph4120503249352782499.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph4120503249352782499.bin' '-l' '-1' '-v' '-w' '/tmp/graph4120503249352782499.weights' '-q' '0' '-e' '0.001'
[2025-06-01 09:29:51] [INFO ] Decomposing Gal with order
[2025-06-01 09:29:51] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 09:29:51] [INFO ] Removed a total of 322 redundant transitions.
[2025-06-01 09:29:51] [INFO ] Flatten gal took : 20 ms
[2025-06-01 09:29:51] [INFO ] Fuse similar labels procedure discarded/fused a total of 98 labels/synchronizations in 8 ms.
[2025-06-01 09:29:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1944239101161573039.gal : 2 ms
[2025-06-01 09:29:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6379212217744291070.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1944239101161573039.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6379212217744291070.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality6379212217744291070.prop.
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[157] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-b128-UpperBounds-05 in 149002 ms.
Starting property specific reduction for FunctionPointer-PT-b128-UpperBounds-06
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2025-06-01 09:30:41] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
// Phase 1: matrix 182 rows 115 cols
[2025-06-01 09:30:41] [INFO ] Computed 3 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10001 steps (2 resets) in 17 ms. (555 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2025-06-01 09:30:41] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
[2025-06-01 09:30:41] [INFO ] Invariant cache hit.
[2025-06-01 09:30:41] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:30:41] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2025-06-01 09:30:41] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-01 09:30:41] [INFO ] [Real]Added 33 Read/Feed constraints in 11 ms returned sat
[2025-06-01 09:30:41] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:30:41] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:30:41] [INFO ] [Nat]Absence check using state equation in 60 ms returned sat
[2025-06-01 09:30:41] [INFO ] [Nat]Added 33 Read/Feed constraints in 12 ms returned sat
[2025-06-01 09:30:42] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 14 ms.
[2025-06-01 09:30:42] [INFO ] Added : 10 causal constraints over 3 iterations in 71 ms. Result :sat
Minimization took 39 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 279/279 transitions.
Graph (complete) has 477 edges and 115 vertex of which 112 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 112 transition count 274
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 11 place count 107 transition count 262
Iterating global reduction 1 with 5 rules applied. Total rules applied 16 place count 107 transition count 262
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 18 place count 107 transition count 260
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 22 place count 103 transition count 250
Iterating global reduction 2 with 4 rules applied. Total rules applied 26 place count 103 transition count 250
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 30 place count 99 transition count 238
Iterating global reduction 2 with 4 rules applied. Total rules applied 34 place count 99 transition count 238
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 38 place count 95 transition count 230
Iterating global reduction 2 with 4 rules applied. Total rules applied 42 place count 95 transition count 230
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 46 place count 91 transition count 222
Iterating global reduction 2 with 4 rules applied. Total rules applied 50 place count 91 transition count 222
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 54 place count 87 transition count 214
Iterating global reduction 2 with 4 rules applied. Total rules applied 58 place count 87 transition count 214
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 61 place count 84 transition count 208
Iterating global reduction 2 with 3 rules applied. Total rules applied 64 place count 84 transition count 208
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 67 place count 81 transition count 202
Iterating global reduction 2 with 3 rules applied. Total rules applied 70 place count 81 transition count 202
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 72 place count 79 transition count 198
Iterating global reduction 2 with 2 rules applied. Total rules applied 74 place count 79 transition count 198
Applied a total of 74 rules in 43 ms. Remains 79 /115 variables (removed 36) and now considering 198/279 (removed 81) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43 ms. Remains : 79/115 places, 198/279 transitions.
[2025-06-01 09:30:42] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
Found an invariant !
This invariant on transitions {31=1, 60=1, 106=1, 121=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {30=1, 59=1, 105=1, 120=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 1) seen :[6]
Current structural bounds on expressions (after cover walk) : Max Seen:[6] Max Struct:[+inf]
[2025-06-01 09:30:42] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
// Phase 1: matrix 122 rows 79 cols
[2025-06-01 09:30:42] [INFO ] Computed 3 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[6] Max Struct:[+inf]
RANDOM walk for 1000002 steps (2 resets) in 1546 ms. (646 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 815 ms. (1225 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[697] Max Struct:[+inf]
[2025-06-01 09:30:44] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:30:44] [INFO ] Invariant cache hit.
[2025-06-01 09:30:44] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:30:44] [INFO ] [Real]Absence check using state equation in 40 ms returned sat
[2025-06-01 09:30:44] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:30:44] [INFO ] [Real]Added 18 Read/Feed constraints in 5 ms returned sat
[2025-06-01 09:30:44] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:30:44] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:30:44] [INFO ] [Nat]Absence check using state equation in 40 ms returned sat
[2025-06-01 09:30:44] [INFO ] [Nat]Added 18 Read/Feed constraints in 4 ms returned sat
[2025-06-01 09:30:44] [INFO ] Computed and/alt/rep : 59/192/53 causal constraints (skipped 67 transitions) in 10 ms.
[2025-06-01 09:30:44] [INFO ] Added : 15 causal constraints over 4 iterations in 61 ms. Result :sat
Minimization took 28 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[697] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[697] Max Struct:[+inf]
Support contains 1 out of 79 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 198/198 transitions.
Applied a total of 0 rules in 3 ms. Remains 79 /79 variables (removed 0) and now considering 198/198 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 79/79 places, 198/198 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 198/198 transitions.
Applied a total of 0 rules in 2 ms. Remains 79 /79 variables (removed 0) and now considering 198/198 (removed 0) transitions.
[2025-06-01 09:30:44] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:30:44] [INFO ] Invariant cache hit.
[2025-06-01 09:30:45] [INFO ] Implicit Places using invariants in 100 ms returned []
[2025-06-01 09:30:45] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:30:45] [INFO ] Invariant cache hit.
[2025-06-01 09:30:45] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:30:45] [INFO ] Implicit Places using invariants and state equation in 291 ms returned []
Implicit Place search using SMT with State Equation took 392 ms to find 0 implicit places.
[2025-06-01 09:30:45] [INFO ] Redundant transitions in 1 ms returned []
Running 196 sub problems to find dead transitions.
[2025-06-01 09:30:45] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:30:45] [INFO ] Invariant cache hit.
[2025-06-01 09:30:45] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 2 (OVERLAPS) 122/201 variables, 79/82 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/201 variables, 18/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/201 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 5 (OVERLAPS) 0/201 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
No progress, stopping.
After SMT solving in domain Real declared 201/201 variables, and 100 constraints, problems are : Problem set: 0 solved, 196 unsolved in 6736 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 79/79 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 196/196 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 196 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 2 (OVERLAPS) 122/201 variables, 79/82 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/201 variables, 18/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/201 variables, 196/296 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/201 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 6 (OVERLAPS) 0/201 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 196 unsolved
No progress, stopping.
After SMT solving in domain Int declared 201/201 variables, and 296 constraints, problems are : Problem set: 0 solved, 196 unsolved in 8240 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 79/79 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 196/196 constraints, Known Traps: 0/0 constraints]
After SMT, in 15200ms problems are : Problem set: 0 solved, 196 unsolved
Search for dead transitions found 0 dead transitions in 15205ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15608 ms. Remains : 79/79 places, 198/198 transitions.
[2025-06-01 09:31:00] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
Found an invariant !
This invariant on transitions {31=1, 60=1, 106=1, 121=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {30=1, 59=1, 105=1, 120=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 1) seen :[7]
Current structural bounds on expressions (after cover walk) : Max Seen:[697] Max Struct:[+inf]
[2025-06-01 09:31:00] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:31:00] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[697] Max Struct:[+inf]
RANDOM walk for 1000003 steps (2 resets) in 1279 ms. (781 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 806 ms. (1239 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[704] Max Struct:[+inf]
[2025-06-01 09:31:02] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:31:02] [INFO ] Invariant cache hit.
[2025-06-01 09:31:02] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:31:02] [INFO ] [Real]Absence check using state equation in 46 ms returned sat
[2025-06-01 09:31:02] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:31:02] [INFO ] [Real]Added 18 Read/Feed constraints in 6 ms returned sat
[2025-06-01 09:31:02] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:31:02] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:31:02] [INFO ] [Nat]Absence check using state equation in 40 ms returned sat
[2025-06-01 09:31:02] [INFO ] [Nat]Added 18 Read/Feed constraints in 4 ms returned sat
[2025-06-01 09:31:02] [INFO ] Computed and/alt/rep : 59/192/53 causal constraints (skipped 67 transitions) in 9 ms.
[2025-06-01 09:31:03] [INFO ] Added : 15 causal constraints over 4 iterations in 58 ms. Result :sat
Minimization took 28 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[704] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[704] Max Struct:[+inf]
Support contains 1 out of 79 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 198/198 transitions.
Applied a total of 0 rules in 3 ms. Remains 79 /79 variables (removed 0) and now considering 198/198 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 79/79 places, 198/198 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 198/198 transitions.
Applied a total of 0 rules in 3 ms. Remains 79 /79 variables (removed 0) and now considering 198/198 (removed 0) transitions.
[2025-06-01 09:31:03] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:31:03] [INFO ] Invariant cache hit.
[2025-06-01 09:31:03] [INFO ] Implicit Places using invariants in 112 ms returned []
[2025-06-01 09:31:03] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:31:03] [INFO ] Invariant cache hit.
[2025-06-01 09:31:03] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:31:03] [INFO ] Implicit Places using invariants and state equation in 297 ms returned []
Implicit Place search using SMT with State Equation took 411 ms to find 0 implicit places.
[2025-06-01 09:31:03] [INFO ] Redundant transitions in 1 ms returned []
Running 196 sub problems to find dead transitions.
[2025-06-01 09:31:03] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:31:03] [INFO ] Invariant cache hit.
[2025-06-01 09:31:03] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 2 (OVERLAPS) 122/201 variables, 79/82 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/201 variables, 18/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/201 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 5 (OVERLAPS) 0/201 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
No progress, stopping.
After SMT solving in domain Real declared 201/201 variables, and 100 constraints, problems are : Problem set: 0 solved, 196 unsolved in 6977 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 79/79 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 196/196 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 196 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 2 (OVERLAPS) 122/201 variables, 79/82 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/201 variables, 18/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/201 variables, 196/296 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/201 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 6 (OVERLAPS) 0/201 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 196 unsolved
No progress, stopping.
After SMT solving in domain Int declared 201/201 variables, and 296 constraints, problems are : Problem set: 0 solved, 196 unsolved in 7720 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 79/79 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 196/196 constraints, Known Traps: 0/0 constraints]
After SMT, in 14866ms problems are : Problem set: 0 solved, 196 unsolved
Search for dead transitions found 0 dead transitions in 14869ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15291 ms. Remains : 79/79 places, 198/198 transitions.
[2025-06-01 09:31:18] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
Found an invariant !
This invariant on transitions {31=1, 60=1, 106=1, 121=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {30=1, 59=1, 105=1, 120=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 1) seen :[6]
Current structural bounds on expressions (after cover walk) : Max Seen:[704] Max Struct:[+inf]
[2025-06-01 09:31:18] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:31:18] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[704] Max Struct:[+inf]
RANDOM walk for 1000002 steps (2 resets) in 1426 ms. (700 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 821 ms. (1216 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[704] Max Struct:[+inf]
[2025-06-01 09:31:20] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:31:20] [INFO ] Invariant cache hit.
[2025-06-01 09:31:20] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:31:20] [INFO ] [Real]Absence check using state equation in 40 ms returned sat
[2025-06-01 09:31:20] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:31:20] [INFO ] [Real]Added 18 Read/Feed constraints in 5 ms returned sat
[2025-06-01 09:31:20] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:31:20] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:31:20] [INFO ] [Nat]Absence check using state equation in 40 ms returned sat
[2025-06-01 09:31:20] [INFO ] [Nat]Added 18 Read/Feed constraints in 5 ms returned sat
[2025-06-01 09:31:20] [INFO ] Computed and/alt/rep : 59/192/53 causal constraints (skipped 67 transitions) in 10 ms.
[2025-06-01 09:31:20] [INFO ] Added : 15 causal constraints over 4 iterations in 57 ms. Result :sat
Minimization took 28 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[704] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[704] Max Struct:[+inf]
Support contains 1 out of 79 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 198/198 transitions.
Applied a total of 0 rules in 4 ms. Remains 79 /79 variables (removed 0) and now considering 198/198 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 79/79 places, 198/198 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 198/198 transitions.
Applied a total of 0 rules in 3 ms. Remains 79 /79 variables (removed 0) and now considering 198/198 (removed 0) transitions.
[2025-06-01 09:31:20] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:31:20] [INFO ] Invariant cache hit.
[2025-06-01 09:31:21] [INFO ] Implicit Places using invariants in 93 ms returned []
[2025-06-01 09:31:21] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:31:21] [INFO ] Invariant cache hit.
[2025-06-01 09:31:21] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:31:21] [INFO ] Implicit Places using invariants and state equation in 274 ms returned []
Implicit Place search using SMT with State Equation took 395 ms to find 0 implicit places.
[2025-06-01 09:31:21] [INFO ] Redundant transitions in 0 ms returned []
Running 196 sub problems to find dead transitions.
[2025-06-01 09:31:21] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:31:21] [INFO ] Invariant cache hit.
[2025-06-01 09:31:21] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 2 (OVERLAPS) 122/201 variables, 79/82 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/201 variables, 18/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/201 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 5 (OVERLAPS) 0/201 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
No progress, stopping.
After SMT solving in domain Real declared 201/201 variables, and 100 constraints, problems are : Problem set: 0 solved, 196 unsolved in 7803 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 79/79 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 196/196 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 196 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 2 (OVERLAPS) 122/201 variables, 79/82 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/201 variables, 18/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/201 variables, 196/296 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/201 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 6 (OVERLAPS) 0/201 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 196 unsolved
No progress, stopping.
After SMT solving in domain Int declared 201/201 variables, and 296 constraints, problems are : Problem set: 0 solved, 196 unsolved in 7544 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 79/79 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 196/196 constraints, Known Traps: 0/0 constraints]
After SMT, in 15574ms problems are : Problem set: 0 solved, 196 unsolved
Search for dead transitions found 0 dead transitions in 15578ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15986 ms. Remains : 79/79 places, 198/198 transitions.
[2025-06-01 09:31:36] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
Found an invariant !
This invariant on transitions {31=1, 60=1, 106=1, 121=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {30=1, 59=1, 105=1, 120=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 1) seen :[10]
Current structural bounds on expressions (after cover walk) : Max Seen:[704] Max Struct:[+inf]
[2025-06-01 09:31:37] [INFO ] Flatten gal took : 22 ms
[2025-06-01 09:31:37] [INFO ] Flatten gal took : 13 ms
[2025-06-01 09:31:37] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3134301314726901562.gal : 3 ms
[2025-06-01 09:31:37] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6102839470438551707.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3134301314726901562.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6102839470438551707.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
RANDOM walk for 40005 steps (8 resets) in 106 ms. (373 steps per ms) remains 1/1 properties
Loading property file /tmp/ReachabilityCardinality6102839470438551707.prop.
BEST_FIRST walk for 40004 steps (8 resets) in 73 ms. (540 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :31 after 1040
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1040 after 155244
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :155244 after 1.77406e+08
Interrupted probabilistic random walk after 1652242 steps, run timeout after 3001 ms. (steps per millisecond=550 ) properties seen :0 out of 1
Probabilistic random walk after 1652242 steps, saw 1028329 distinct states, run finished after 3001 ms. (steps per millisecond=550 ) properties seen :0
[2025-06-01 09:31:40] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:31:40] [INFO ] Invariant cache hit.
[2025-06-01 09:31:40] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 71/75 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 7/82 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/82 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/82 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 100/182 variables, 57/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/182 variables, 17/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/182 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 6/188 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/188 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 10/198 variables, 10/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/198 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 3/201 variables, 2/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/201 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/201 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 201/201 variables, and 100 constraints, problems are : Problem set: 0 solved, 1 unsolved in 111 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 79/79 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 71/75 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/75 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/75 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/82 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/82 variables, 3/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/82 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 100/182 variables, 57/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/182 variables, 17/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/182 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 6/188 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/188 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 10/198 variables, 10/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/198 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 3/201 variables, 2/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/201 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/201 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 201/201 variables, and 101 constraints, problems are : Problem set: 0 solved, 1 unsolved in 123 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 79/79 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 252ms problems are : Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :1.77406e+08 after 2.78305e+12
Parikh walk visited 0 properties in 1443 ms.
Support contains 1 out of 79 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 198/198 transitions.
Applied a total of 0 rules in 3 ms. Remains 79 /79 variables (removed 0) and now considering 198/198 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 79/79 places, 198/198 transitions.
RANDOM walk for 40001 steps (8 resets) in 58 ms. (677 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 30 ms. (1290 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1603476 steps, run timeout after 3001 ms. (steps per millisecond=534 ) properties seen :0 out of 1
Probabilistic random walk after 1603476 steps, saw 997976 distinct states, run finished after 3001 ms. (steps per millisecond=534 ) properties seen :0
[2025-06-01 09:31:45] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:31:45] [INFO ] Invariant cache hit.
[2025-06-01 09:31:45] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 71/75 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 7/82 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/82 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/82 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 100/182 variables, 57/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/182 variables, 17/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/182 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 6/188 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/188 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 10/198 variables, 10/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/198 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 3/201 variables, 2/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/201 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/201 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 201/201 variables, and 100 constraints, problems are : Problem set: 0 solved, 1 unsolved in 135 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 79/79 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 71/75 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/75 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/75 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/82 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/82 variables, 3/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/82 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 100/182 variables, 57/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/182 variables, 17/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/182 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 6/188 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/188 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 10/198 variables, 10/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/198 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 3/201 variables, 2/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/201 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/201 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 201/201 variables, and 101 constraints, problems are : Problem set: 0 solved, 1 unsolved in 133 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 79/79 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 275ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1345 ms.
Support contains 1 out of 79 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 198/198 transitions.
Applied a total of 0 rules in 3 ms. Remains 79 /79 variables (removed 0) and now considering 198/198 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 79/79 places, 198/198 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 198/198 transitions.
Applied a total of 0 rules in 3 ms. Remains 79 /79 variables (removed 0) and now considering 198/198 (removed 0) transitions.
[2025-06-01 09:31:46] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:31:46] [INFO ] Invariant cache hit.
[2025-06-01 09:31:46] [INFO ] Implicit Places using invariants in 85 ms returned []
[2025-06-01 09:31:46] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:31:46] [INFO ] Invariant cache hit.
[2025-06-01 09:31:46] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:31:46] [INFO ] Implicit Places using invariants and state equation in 172 ms returned []
Implicit Place search using SMT with State Equation took 261 ms to find 0 implicit places.
[2025-06-01 09:31:46] [INFO ] Redundant transitions in 1 ms returned []
Running 196 sub problems to find dead transitions.
[2025-06-01 09:31:46] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:31:46] [INFO ] Invariant cache hit.
[2025-06-01 09:31:46] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 2 (OVERLAPS) 122/201 variables, 79/82 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/201 variables, 18/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/201 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 5 (OVERLAPS) 0/201 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
No progress, stopping.
After SMT solving in domain Real declared 201/201 variables, and 100 constraints, problems are : Problem set: 0 solved, 196 unsolved in 5503 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 79/79 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 196/196 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 196 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 2 (OVERLAPS) 122/201 variables, 79/82 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/201 variables, 18/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/201 variables, 196/296 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/201 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 6 (OVERLAPS) 0/201 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 196 unsolved
No progress, stopping.
After SMT solving in domain Int declared 201/201 variables, and 296 constraints, problems are : Problem set: 0 solved, 196 unsolved in 5870 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 79/79 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 196/196 constraints, Known Traps: 0/0 constraints]
After SMT, in 11524ms problems are : Problem set: 0 solved, 196 unsolved
Search for dead transitions found 0 dead transitions in 11527ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11797 ms. Remains : 79/79 places, 198/198 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 76 transitions
Reduce isomorphic transitions removed 76 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 84 rules applied. Total rules applied 84 place count 79 transition count 114
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 92 place count 71 transition count 114
Performed 13 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 13 Pre rules applied. Total rules applied 92 place count 71 transition count 101
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 2 with 26 rules applied. Total rules applied 118 place count 58 transition count 101
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 150 place count 42 transition count 85
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 157 place count 35 transition count 71
Iterating global reduction 2 with 7 rules applied. Total rules applied 164 place count 35 transition count 71
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 171 place count 28 transition count 57
Iterating global reduction 2 with 7 rules applied. Total rules applied 178 place count 28 transition count 57
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 185 place count 21 transition count 43
Iterating global reduction 2 with 7 rules applied. Total rules applied 192 place count 21 transition count 43
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 199 place count 21 transition count 36
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 199 place count 21 transition count 35
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 201 place count 20 transition count 35
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 203 place count 19 transition count 36
Applied a total of 203 rules in 26 ms. Remains 19 /79 variables (removed 60) and now considering 36/198 (removed 162) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 36 rows 19 cols
[2025-06-01 09:31:58] [INFO ] Computed 3 invariants in 0 ms
[2025-06-01 09:31:58] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:31:58] [INFO ] After 43ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-01 09:31:58] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-01 09:31:58] [INFO ] After 17ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-06-01 09:31:58] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-06-01 09:31:58] [INFO ] After 4ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-01 09:31:58] [INFO ] After 9ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-01 09:31:58] [INFO ] After 56ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2025-06-01 09:31:58] [INFO ] Flatten gal took : 3 ms
[2025-06-01 09:31:58] [INFO ] Flatten gal took : 3 ms
[2025-06-01 09:31:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6873683825561011887.gal : 1 ms
[2025-06-01 09:31:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2916765839330444578.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6873683825561011887.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2916765839330444578.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality2916765839330444578.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :759 after 441230
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :441230 after 6.32845e+09
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :6.32845e+09 after 5.42758e+10
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :2.78305e+12 after 8.75832e+17
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :5.42758e+10 after 2.91075e+11
Detected timeout of ITS tools.
[2025-06-01 09:32:13] [INFO ] Flatten gal took : 2 ms
[2025-06-01 09:32:13] [INFO ] Applying decomposition
[2025-06-01 09:32:13] [INFO ] Flatten gal took : 2 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph16647109344677651578.txt' '-o' '/tmp/graph16647109344677651578.bin' '-w' '/tmp/graph16647109344677651578.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph16647109344677651578.bin' '-l' '-1' '-v' '-w' '/tmp/graph16647109344677651578.weights' '-q' '0' '-e' '0.001'
[2025-06-01 09:32:13] [INFO ] Decomposing Gal with order
[2025-06-01 09:32:13] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 09:32:13] [INFO ] Removed a total of 42 redundant transitions.
[2025-06-01 09:32:13] [INFO ] Flatten gal took : 4 ms
[2025-06-01 09:32:13] [INFO ] Fuse similar labels procedure discarded/fused a total of 4 labels/synchronizations in 2 ms.
[2025-06-01 09:32:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6409858576646439094.gal : 1 ms
[2025-06-01 09:32:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12627811225388596798.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6409858576646439094.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12627811225388596798.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality12627811225388596798.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
Detected timeout of ITS tools.
[2025-06-01 09:32:27] [INFO ] Flatten gal took : 7 ms
[2025-06-01 09:32:27] [INFO ] Applying decomposition
[2025-06-01 09:32:27] [INFO ] Flatten gal took : 7 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph11557436294395856128.txt' '-o' '/tmp/graph11557436294395856128.bin' '-w' '/tmp/graph11557436294395856128.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph11557436294395856128.bin' '-l' '-1' '-v' '-w' '/tmp/graph11557436294395856128.weights' '-q' '0' '-e' '0.001'
[2025-06-01 09:32:27] [INFO ] Decomposing Gal with order
[2025-06-01 09:32:27] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 09:32:27] [INFO ] Removed a total of 334 redundant transitions.
[2025-06-01 09:32:27] [INFO ] Flatten gal took : 15 ms
[2025-06-01 09:32:27] [INFO ] Fuse similar labels procedure discarded/fused a total of 104 labels/synchronizations in 6 ms.
[2025-06-01 09:32:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1765859098385734094.gal : 2 ms
[2025-06-01 09:32:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17476972459428858553.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1765859098385734094.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17476972459428858553.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality17476972459428858553.prop.
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30212 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[704] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-b128-UpperBounds-06 in 106920 ms.
Starting property specific reduction for FunctionPointer-PT-b128-UpperBounds-07
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2025-06-01 09:32:28] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
// Phase 1: matrix 182 rows 115 cols
[2025-06-01 09:32:28] [INFO ] Computed 3 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 13 ms. (714 steps per ms)
BEST_FIRST walk for 10000 steps (2 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[5] Max Struct:[+inf]
[2025-06-01 09:32:28] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
[2025-06-01 09:32:28] [INFO ] Invariant cache hit.
[2025-06-01 09:32:28] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:32:28] [INFO ] [Real]Absence check using state equation in 61 ms returned sat
[2025-06-01 09:32:28] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-01 09:32:28] [INFO ] [Real]Added 33 Read/Feed constraints in 9 ms returned sat
[2025-06-01 09:32:28] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:32:28] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:32:28] [INFO ] [Nat]Absence check using state equation in 77 ms returned sat
[2025-06-01 09:32:28] [INFO ] [Nat]Added 33 Read/Feed constraints in 7 ms returned sat
[2025-06-01 09:32:28] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 14 ms.
[2025-06-01 09:32:29] [INFO ] Added : 30 causal constraints over 7 iterations in 121 ms. Result :sat
Minimization took 47 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[5] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5] Max Struct:[+inf]
Support contains 1 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 279/279 transitions.
Graph (complete) has 477 edges and 115 vertex of which 112 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 112 transition count 274
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 11 place count 107 transition count 262
Iterating global reduction 1 with 5 rules applied. Total rules applied 16 place count 107 transition count 262
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 18 place count 107 transition count 260
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 22 place count 103 transition count 250
Iterating global reduction 2 with 4 rules applied. Total rules applied 26 place count 103 transition count 250
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 30 place count 99 transition count 240
Iterating global reduction 2 with 4 rules applied. Total rules applied 34 place count 99 transition count 240
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 38 place count 95 transition count 232
Iterating global reduction 2 with 4 rules applied. Total rules applied 42 place count 95 transition count 232
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 46 place count 91 transition count 224
Iterating global reduction 2 with 4 rules applied. Total rules applied 50 place count 91 transition count 224
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 54 place count 87 transition count 216
Iterating global reduction 2 with 4 rules applied. Total rules applied 58 place count 87 transition count 216
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 60 place count 85 transition count 212
Iterating global reduction 2 with 2 rules applied. Total rules applied 62 place count 85 transition count 212
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 64 place count 83 transition count 208
Iterating global reduction 2 with 2 rules applied. Total rules applied 66 place count 83 transition count 208
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 67 place count 82 transition count 206
Iterating global reduction 2 with 1 rules applied. Total rules applied 68 place count 82 transition count 206
Applied a total of 68 rules in 32 ms. Remains 82 /115 variables (removed 33) and now considering 206/279 (removed 73) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34 ms. Remains : 82/115 places, 206/279 transitions.
[2025-06-01 09:32:29] [INFO ] Flow matrix only has 126 transitions (discarded 80 similar events)
Found an invariant !
This invariant on transitions {30=1, 63=1, 93=1, 121=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {24=1, 57=1, 87=1, 122=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[5] Max Struct:[+inf]
[2025-06-01 09:32:29] [INFO ] Flow matrix only has 126 transitions (discarded 80 similar events)
// Phase 1: matrix 126 rows 82 cols
[2025-06-01 09:32:29] [INFO ] Computed 3 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[5] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 1588 ms. (629 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 1078 ms. (926 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[256] Max Struct:[+inf]
[2025-06-01 09:32:31] [INFO ] Flow matrix only has 126 transitions (discarded 80 similar events)
[2025-06-01 09:32:31] [INFO ] Invariant cache hit.
[2025-06-01 09:32:32] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:32:32] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2025-06-01 09:32:32] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:32:32] [INFO ] [Real]Added 18 Read/Feed constraints in 5 ms returned sat
[2025-06-01 09:32:32] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:32:32] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:32:32] [INFO ] [Nat]Absence check using state equation in 68 ms returned sat
[2025-06-01 09:32:32] [INFO ] [Nat]Added 18 Read/Feed constraints in 7 ms returned sat
[2025-06-01 09:32:32] [INFO ] Deduced a trap composed of 15 places in 96 ms of which 2 ms to minimize.
[2025-06-01 09:32:32] [INFO ] Deduced a trap composed of 18 places in 91 ms of which 2 ms to minimize.
[2025-06-01 09:32:32] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 218 ms
[2025-06-01 09:32:32] [INFO ] Computed and/alt/rep : 59/192/53 causal constraints (skipped 71 transitions) in 16 ms.
[2025-06-01 09:32:32] [INFO ] Added : 9 causal constraints over 3 iterations in 81 ms. Result :sat
Minimization took 48 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[256] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[256] Max Struct:[+inf]
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 206/206 transitions.
Applied a total of 0 rules in 6 ms. Remains 82 /82 variables (removed 0) and now considering 206/206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 82/82 places, 206/206 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 206/206 transitions.
Applied a total of 0 rules in 5 ms. Remains 82 /82 variables (removed 0) and now considering 206/206 (removed 0) transitions.
[2025-06-01 09:32:32] [INFO ] Flow matrix only has 126 transitions (discarded 80 similar events)
[2025-06-01 09:32:32] [INFO ] Invariant cache hit.
[2025-06-01 09:32:32] [INFO ] Implicit Places using invariants in 174 ms returned []
[2025-06-01 09:32:32] [INFO ] Flow matrix only has 126 transitions (discarded 80 similar events)
[2025-06-01 09:32:32] [INFO ] Invariant cache hit.
[2025-06-01 09:32:32] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:32:33] [INFO ] Implicit Places using invariants and state equation in 295 ms returned []
Implicit Place search using SMT with State Equation took 471 ms to find 0 implicit places.
[2025-06-01 09:32:33] [INFO ] Redundant transitions in 1 ms returned []
Running 204 sub problems to find dead transitions.
[2025-06-01 09:32:33] [INFO ] Flow matrix only has 126 transitions (discarded 80 similar events)
[2025-06-01 09:32:33] [INFO ] Invariant cache hit.
[2025-06-01 09:32:33] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 2 (OVERLAPS) 126/208 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 204 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/208 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/208 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 5 (OVERLAPS) 0/208 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 204 unsolved
No progress, stopping.
After SMT solving in domain Real declared 208/208 variables, and 103 constraints, problems are : Problem set: 0 solved, 204 unsolved in 6402 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 204/204 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 204 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 2 (OVERLAPS) 126/208 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/208 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/208 variables, 204/307 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/208 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 6 (OVERLAPS) 0/208 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 204 unsolved
No progress, stopping.
After SMT solving in domain Int declared 208/208 variables, and 307 constraints, problems are : Problem set: 0 solved, 204 unsolved in 9320 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 204/204 constraints, Known Traps: 0/0 constraints]
After SMT, in 15926ms problems are : Problem set: 0 solved, 204 unsolved
Search for dead transitions found 0 dead transitions in 15930ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16417 ms. Remains : 82/82 places, 206/206 transitions.
[2025-06-01 09:32:48] [INFO ] Flow matrix only has 126 transitions (discarded 80 similar events)
Found an invariant !
This invariant on transitions {30=1, 63=1, 93=1, 121=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {24=1, 57=1, 87=1, 122=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[256] Max Struct:[+inf]
[2025-06-01 09:32:49] [INFO ] Flow matrix only has 126 transitions (discarded 80 similar events)
[2025-06-01 09:32:49] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[256] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 1663 ms. (600 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 854 ms. (1169 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[283] Max Struct:[+inf]
[2025-06-01 09:32:51] [INFO ] Flow matrix only has 126 transitions (discarded 80 similar events)
[2025-06-01 09:32:51] [INFO ] Invariant cache hit.
[2025-06-01 09:32:51] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-01 09:32:51] [INFO ] [Real]Absence check using state equation in 43 ms returned sat
[2025-06-01 09:32:51] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:32:51] [INFO ] [Real]Added 18 Read/Feed constraints in 4 ms returned sat
[2025-06-01 09:32:51] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:32:51] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:32:51] [INFO ] [Nat]Absence check using state equation in 43 ms returned sat
[2025-06-01 09:32:51] [INFO ] [Nat]Added 18 Read/Feed constraints in 5 ms returned sat
[2025-06-01 09:32:51] [INFO ] Deduced a trap composed of 15 places in 57 ms of which 2 ms to minimize.
[2025-06-01 09:32:51] [INFO ] Deduced a trap composed of 18 places in 57 ms of which 1 ms to minimize.
[2025-06-01 09:32:51] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 131 ms
[2025-06-01 09:32:51] [INFO ] Computed and/alt/rep : 59/192/53 causal constraints (skipped 71 transitions) in 11 ms.
[2025-06-01 09:32:51] [INFO ] Added : 9 causal constraints over 3 iterations in 52 ms. Result :sat
Minimization took 29 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[283] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[283] Max Struct:[+inf]
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 206/206 transitions.
Applied a total of 0 rules in 3 ms. Remains 82 /82 variables (removed 0) and now considering 206/206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 82/82 places, 206/206 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 206/206 transitions.
Applied a total of 0 rules in 3 ms. Remains 82 /82 variables (removed 0) and now considering 206/206 (removed 0) transitions.
[2025-06-01 09:32:52] [INFO ] Flow matrix only has 126 transitions (discarded 80 similar events)
[2025-06-01 09:32:52] [INFO ] Invariant cache hit.
[2025-06-01 09:32:52] [INFO ] Implicit Places using invariants in 104 ms returned []
[2025-06-01 09:32:52] [INFO ] Flow matrix only has 126 transitions (discarded 80 similar events)
[2025-06-01 09:32:52] [INFO ] Invariant cache hit.
[2025-06-01 09:32:52] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:32:52] [INFO ] Implicit Places using invariants and state equation in 299 ms returned []
Implicit Place search using SMT with State Equation took 405 ms to find 0 implicit places.
[2025-06-01 09:32:52] [INFO ] Redundant transitions in 1 ms returned []
Running 204 sub problems to find dead transitions.
[2025-06-01 09:32:52] [INFO ] Flow matrix only has 126 transitions (discarded 80 similar events)
[2025-06-01 09:32:52] [INFO ] Invariant cache hit.
[2025-06-01 09:32:52] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 2 (OVERLAPS) 126/208 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 204 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/208 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/208 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 5 (OVERLAPS) 0/208 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 204 unsolved
No progress, stopping.
After SMT solving in domain Real declared 208/208 variables, and 103 constraints, problems are : Problem set: 0 solved, 204 unsolved in 5764 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 204/204 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 204 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 2 (OVERLAPS) 126/208 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/208 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/208 variables, 204/307 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/208 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 6 (OVERLAPS) 0/208 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 204 unsolved
No progress, stopping.
After SMT solving in domain Int declared 208/208 variables, and 307 constraints, problems are : Problem set: 0 solved, 204 unsolved in 6638 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 204/204 constraints, Known Traps: 0/0 constraints]
After SMT, in 12625ms problems are : Problem set: 0 solved, 204 unsolved
Search for dead transitions found 0 dead transitions in 12629ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13046 ms. Remains : 82/82 places, 206/206 transitions.
[2025-06-01 09:33:05] [INFO ] Flow matrix only has 126 transitions (discarded 80 similar events)
Found an invariant !
This invariant on transitions {30=1, 63=1, 93=1, 121=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {24=1, 57=1, 87=1, 122=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[283] Max Struct:[+inf]
[2025-06-01 09:33:05] [INFO ] Flow matrix only has 126 transitions (discarded 80 similar events)
[2025-06-01 09:33:05] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[283] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 1302 ms. (767 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 912 ms. (1095 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[283] Max Struct:[+inf]
[2025-06-01 09:33:07] [INFO ] Flow matrix only has 126 transitions (discarded 80 similar events)
[2025-06-01 09:33:07] [INFO ] Invariant cache hit.
[2025-06-01 09:33:07] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:33:07] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2025-06-01 09:33:07] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:33:07] [INFO ] [Real]Added 18 Read/Feed constraints in 6 ms returned sat
[2025-06-01 09:33:07] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:33:07] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:33:07] [INFO ] [Nat]Absence check using state equation in 48 ms returned sat
[2025-06-01 09:33:07] [INFO ] [Nat]Added 18 Read/Feed constraints in 5 ms returned sat
[2025-06-01 09:33:07] [INFO ] Deduced a trap composed of 15 places in 58 ms of which 1 ms to minimize.
[2025-06-01 09:33:07] [INFO ] Deduced a trap composed of 18 places in 60 ms of which 4 ms to minimize.
[2025-06-01 09:33:07] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 136 ms
[2025-06-01 09:33:07] [INFO ] Computed and/alt/rep : 59/192/53 causal constraints (skipped 71 transitions) in 10 ms.
[2025-06-01 09:33:07] [INFO ] Added : 9 causal constraints over 3 iterations in 53 ms. Result :sat
Minimization took 30 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[283] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[283] Max Struct:[+inf]
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 206/206 transitions.
Applied a total of 0 rules in 3 ms. Remains 82 /82 variables (removed 0) and now considering 206/206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 82/82 places, 206/206 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 206/206 transitions.
Applied a total of 0 rules in 3 ms. Remains 82 /82 variables (removed 0) and now considering 206/206 (removed 0) transitions.
[2025-06-01 09:33:07] [INFO ] Flow matrix only has 126 transitions (discarded 80 similar events)
[2025-06-01 09:33:07] [INFO ] Invariant cache hit.
[2025-06-01 09:33:07] [INFO ] Implicit Places using invariants in 115 ms returned []
[2025-06-01 09:33:07] [INFO ] Flow matrix only has 126 transitions (discarded 80 similar events)
[2025-06-01 09:33:07] [INFO ] Invariant cache hit.
[2025-06-01 09:33:07] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:33:08] [INFO ] Implicit Places using invariants and state equation in 173 ms returned []
Implicit Place search using SMT with State Equation took 290 ms to find 0 implicit places.
[2025-06-01 09:33:08] [INFO ] Redundant transitions in 1 ms returned []
Running 204 sub problems to find dead transitions.
[2025-06-01 09:33:08] [INFO ] Flow matrix only has 126 transitions (discarded 80 similar events)
[2025-06-01 09:33:08] [INFO ] Invariant cache hit.
[2025-06-01 09:33:08] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 2 (OVERLAPS) 126/208 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 204 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/208 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/208 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 5 (OVERLAPS) 0/208 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 204 unsolved
No progress, stopping.
After SMT solving in domain Real declared 208/208 variables, and 103 constraints, problems are : Problem set: 0 solved, 204 unsolved in 5803 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 204/204 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 204 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 2 (OVERLAPS) 126/208 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/208 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/208 variables, 204/307 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/208 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 6 (OVERLAPS) 0/208 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 204 unsolved
No progress, stopping.
After SMT solving in domain Int declared 208/208 variables, and 307 constraints, problems are : Problem set: 0 solved, 204 unsolved in 8186 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 204/204 constraints, Known Traps: 0/0 constraints]
After SMT, in 14142ms problems are : Problem set: 0 solved, 204 unsolved
Search for dead transitions found 0 dead transitions in 14145ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14444 ms. Remains : 82/82 places, 206/206 transitions.
[2025-06-01 09:33:22] [INFO ] Flow matrix only has 126 transitions (discarded 80 similar events)
Found an invariant !
This invariant on transitions {30=1, 63=1, 93=1, 121=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {24=1, 57=1, 87=1, 122=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 1) seen :[4]
Current structural bounds on expressions (after cover walk) : Max Seen:[283] Max Struct:[+inf]
[2025-06-01 09:33:22] [INFO ] Flatten gal took : 8 ms
[2025-06-01 09:33:22] [INFO ] Flatten gal took : 8 ms
[2025-06-01 09:33:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6495486296052854402.gal : 3 ms
[2025-06-01 09:33:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14603643967454251598.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6495486296052854402.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14603643967454251598.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (8 resets) in 94 ms. (421 steps per ms) remains 1/1 properties
Loading property file /tmp/ReachabilityCardinality14603643967454251598.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 31
BEST_FIRST walk for 40003 steps (8 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :31 after 1045
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1045 after 158850
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :158850 after 1.90899e+08
Interrupted probabilistic random walk after 1588558 steps, run timeout after 3001 ms. (steps per millisecond=529 ) properties seen :0 out of 1
Probabilistic random walk after 1588558 steps, saw 988815 distinct states, run finished after 3001 ms. (steps per millisecond=529 ) properties seen :0
[2025-06-01 09:33:25] [INFO ] Flow matrix only has 126 transitions (discarded 80 similar events)
[2025-06-01 09:33:25] [INFO ] Invariant cache hit.
[2025-06-01 09:33:25] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 7/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 73/98 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/98 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/98 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 7/105 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/105 variables, 3/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/105 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 91/196 variables, 53/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/196 variables, 16/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/196 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 6/202 variables, 1/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/202 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 6/208 variables, 8/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/208 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/208 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 208/208 variables, and 103 constraints, problems are : Problem set: 0 solved, 1 unsolved in 120 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 7/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 73/98 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/98 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/98 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/98 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 7/105 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/105 variables, 3/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/105 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 91/196 variables, 53/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/196 variables, 16/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/196 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 6/202 variables, 1/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/202 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/208 variables, 8/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/208 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/208 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 208/208 variables, and 104 constraints, problems are : Problem set: 0 solved, 1 unsolved in 135 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 261ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 588 ms.
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 206/206 transitions.
Applied a total of 0 rules in 3 ms. Remains 82 /82 variables (removed 0) and now considering 206/206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 82/82 places, 206/206 transitions.
RANDOM walk for 40000 steps (8 resets) in 59 ms. (666 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 31 ms. (1250 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :1.90899e+08 after 3.33897e+12
Interrupted probabilistic random walk after 1699230 steps, run timeout after 3001 ms. (steps per millisecond=566 ) properties seen :0 out of 1
Probabilistic random walk after 1699230 steps, saw 1057702 distinct states, run finished after 3001 ms. (steps per millisecond=566 ) properties seen :0
[2025-06-01 09:33:29] [INFO ] Flow matrix only has 126 transitions (discarded 80 similar events)
[2025-06-01 09:33:29] [INFO ] Invariant cache hit.
[2025-06-01 09:33:29] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 7/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 73/98 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/98 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/98 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 7/105 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/105 variables, 3/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/105 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 91/196 variables, 53/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/196 variables, 16/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/196 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 6/202 variables, 1/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/202 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 6/208 variables, 8/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/208 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/208 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 208/208 variables, and 103 constraints, problems are : Problem set: 0 solved, 1 unsolved in 120 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 7/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 73/98 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/98 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/98 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/98 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 7/105 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/105 variables, 3/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/105 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 91/196 variables, 53/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/196 variables, 16/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/196 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 6/202 variables, 1/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/202 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/208 variables, 8/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/208 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/208 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 208/208 variables, and 104 constraints, problems are : Problem set: 0 solved, 1 unsolved in 115 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 241ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 638 ms.
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 206/206 transitions.
Applied a total of 0 rules in 3 ms. Remains 82 /82 variables (removed 0) and now considering 206/206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 82/82 places, 206/206 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 206/206 transitions.
Applied a total of 0 rules in 3 ms. Remains 82 /82 variables (removed 0) and now considering 206/206 (removed 0) transitions.
[2025-06-01 09:33:30] [INFO ] Flow matrix only has 126 transitions (discarded 80 similar events)
[2025-06-01 09:33:30] [INFO ] Invariant cache hit.
[2025-06-01 09:33:30] [INFO ] Implicit Places using invariants in 84 ms returned []
[2025-06-01 09:33:30] [INFO ] Flow matrix only has 126 transitions (discarded 80 similar events)
[2025-06-01 09:33:30] [INFO ] Invariant cache hit.
[2025-06-01 09:33:30] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:33:30] [INFO ] Implicit Places using invariants and state equation in 166 ms returned []
Implicit Place search using SMT with State Equation took 253 ms to find 0 implicit places.
[2025-06-01 09:33:30] [INFO ] Redundant transitions in 0 ms returned []
Running 204 sub problems to find dead transitions.
[2025-06-01 09:33:30] [INFO ] Flow matrix only has 126 transitions (discarded 80 similar events)
[2025-06-01 09:33:30] [INFO ] Invariant cache hit.
[2025-06-01 09:33:30] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 2 (OVERLAPS) 126/208 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 204 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/208 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/208 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 5 (OVERLAPS) 0/208 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 204 unsolved
No progress, stopping.
After SMT solving in domain Real declared 208/208 variables, and 103 constraints, problems are : Problem set: 0 solved, 204 unsolved in 4504 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 204/204 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 204 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 2 (OVERLAPS) 126/208 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/208 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/208 variables, 204/307 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/208 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 6 (OVERLAPS) 0/208 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 204 unsolved
No progress, stopping.
After SMT solving in domain Int declared 208/208 variables, and 307 constraints, problems are : Problem set: 0 solved, 204 unsolved in 6193 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 204/204 constraints, Known Traps: 0/0 constraints]
After SMT, in 10834ms problems are : Problem set: 0 solved, 204 unsolved
Search for dead transitions found 0 dead transitions in 10837ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11099 ms. Remains : 82/82 places, 206/206 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 80 transitions
Reduce isomorphic transitions removed 80 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 86 rules applied. Total rules applied 86 place count 82 transition count 120
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 92 place count 76 transition count 120
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 17 Pre rules applied. Total rules applied 92 place count 76 transition count 103
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 2 with 34 rules applied. Total rules applied 126 place count 59 transition count 103
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: 15
Deduced a syphon composed of 15 places in 0 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 2 with 30 rules applied. Total rules applied 156 place count 44 transition count 88
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 163 place count 37 transition count 74
Iterating global reduction 2 with 7 rules applied. Total rules applied 170 place count 37 transition count 74
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 177 place count 30 transition count 60
Iterating global reduction 2 with 7 rules applied. Total rules applied 184 place count 30 transition count 60
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 191 place count 23 transition count 46
Iterating global reduction 2 with 7 rules applied. Total rules applied 198 place count 23 transition count 46
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 205 place count 23 transition count 39
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 205 place count 23 transition count 38
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 207 place count 22 transition count 38
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 211 place count 20 transition count 38
Applied a total of 211 rules in 24 ms. Remains 20 /82 variables (removed 62) and now considering 38/206 (removed 168) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 38 rows 20 cols
[2025-06-01 09:33:41] [INFO ] Computed 3 invariants in 1 ms
[2025-06-01 09:33:41] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-01 09:33:41] [INFO ] After 16ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2025-06-01 09:33:41] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-06-01 09:33:41] [INFO ] After 4ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-01 09:33:41] [INFO ] After 43ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-01 09:33:41] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-01 09:33:41] [INFO ] After 13ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-06-01 09:33:41] [INFO ] After 3ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-01 09:33:41] [INFO ] After 7ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-01 09:33:41] [INFO ] After 45ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2025-06-01 09:33:41] [INFO ] Flatten gal took : 1 ms
[2025-06-01 09:33:41] [INFO ] Flatten gal took : 1 ms
[2025-06-01 09:33:41] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11803332020028484697.gal : 6 ms
[2025-06-01 09:33:41] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3928596231792434436.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11803332020028484697.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3928596231792434436.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality3928596231792434436.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :759 after 441230
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :441230 after 6.32845e+09
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :6.32845e+09 after 5.42758e+10
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :5.42758e+10 after 2.91075e+11
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :3.33897e+12 after 1.28264e+18
Detected timeout of ITS tools.
[2025-06-01 09:33:56] [INFO ] Flatten gal took : 2 ms
[2025-06-01 09:33:56] [INFO ] Applying decomposition
[2025-06-01 09:33:56] [INFO ] Flatten gal took : 2 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph9078491371661204661.txt' '-o' '/tmp/graph9078491371661204661.bin' '-w' '/tmp/graph9078491371661204661.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph9078491371661204661.bin' '-l' '-1' '-v' '-w' '/tmp/graph9078491371661204661.weights' '-q' '0' '-e' '0.001'
[2025-06-01 09:33:56] [INFO ] Decomposing Gal with order
[2025-06-01 09:33:56] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 09:33:56] [INFO ] Removed a total of 47 redundant transitions.
[2025-06-01 09:33:56] [INFO ] Flatten gal took : 12 ms
[2025-06-01 09:33:56] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 1 ms.
[2025-06-01 09:33:56] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17950270235822515419.gal : 1 ms
[2025-06-01 09:33:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5951160938087991129.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17950270235822515419.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5951160938087991129.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality5951160938087991129.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30213 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-01 09:34:11] [INFO ] Flatten gal took : 7 ms
[2025-06-01 09:34:11] [INFO ] Applying decomposition
[2025-06-01 09:34:11] [INFO ] Flatten gal took : 7 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph8695798617023390234.txt' '-o' '/tmp/graph8695798617023390234.bin' '-w' '/tmp/graph8695798617023390234.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph8695798617023390234.bin' '-l' '-1' '-v' '-w' '/tmp/graph8695798617023390234.weights' '-q' '0' '-e' '0.001'
[2025-06-01 09:34:11] [INFO ] Decomposing Gal with order
[2025-06-01 09:34:11] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 09:34:11] [INFO ] Removed a total of 349 redundant transitions.
[2025-06-01 09:34:11] [INFO ] Flatten gal took : 15 ms
[2025-06-01 09:34:11] [INFO ] Fuse similar labels procedure discarded/fused a total of 104 labels/synchronizations in 4 ms.
[2025-06-01 09:34:11] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2459260687698598993.gal : 2 ms
[2025-06-01 09:34:11] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6480151335646185338.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2459260687698598993.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6480151335646185338.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality6480151335646185338.prop.
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[283] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-b128-UpperBounds-07 in 153024 ms.
Starting property specific reduction for FunctionPointer-PT-b128-UpperBounds-08
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2025-06-01 09:35:01] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
// Phase 1: matrix 182 rows 115 cols
[2025-06-01 09:35:01] [INFO ] Computed 3 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10025 steps (2 resets) in 11 ms. (835 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[5] Max Struct:[+inf]
[2025-06-01 09:35:01] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
[2025-06-01 09:35:01] [INFO ] Invariant cache hit.
[2025-06-01 09:35:01] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:35:01] [INFO ] [Real]Absence check using state equation in 64 ms returned sat
[2025-06-01 09:35:01] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-01 09:35:01] [INFO ] [Real]Added 33 Read/Feed constraints in 6 ms returned sat
[2025-06-01 09:35:01] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:35:01] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:35:01] [INFO ] [Nat]Absence check using state equation in 63 ms returned sat
[2025-06-01 09:35:01] [INFO ] [Nat]Added 33 Read/Feed constraints in 6 ms returned sat
[2025-06-01 09:35:01] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 14 ms.
[2025-06-01 09:35:02] [INFO ] Deduced a trap composed of 22 places in 80 ms of which 1 ms to minimize.
[2025-06-01 09:35:02] [INFO ] Deduced a trap composed of 18 places in 74 ms of which 1 ms to minimize.
[2025-06-01 09:35:02] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 184 ms
[2025-06-01 09:35:02] [INFO ] Added : 4 causal constraints over 3 iterations in 253 ms. Result :sat
Minimization took 38 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[5] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5] Max Struct:[+inf]
Support contains 1 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 279/279 transitions.
Graph (complete) has 477 edges and 115 vertex of which 112 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 112 transition count 274
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 11 place count 107 transition count 262
Iterating global reduction 1 with 5 rules applied. Total rules applied 16 place count 107 transition count 262
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 21 place count 102 transition count 250
Iterating global reduction 1 with 5 rules applied. Total rules applied 26 place count 102 transition count 250
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 31 place count 97 transition count 236
Iterating global reduction 1 with 5 rules applied. Total rules applied 36 place count 97 transition count 236
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 41 place count 92 transition count 226
Iterating global reduction 1 with 5 rules applied. Total rules applied 46 place count 92 transition count 226
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 51 place count 87 transition count 216
Iterating global reduction 1 with 5 rules applied. Total rules applied 56 place count 87 transition count 216
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 61 place count 82 transition count 206
Iterating global reduction 1 with 5 rules applied. Total rules applied 66 place count 82 transition count 206
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 69 place count 79 transition count 200
Iterating global reduction 1 with 3 rules applied. Total rules applied 72 place count 79 transition count 200
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 74 place count 77 transition count 196
Iterating global reduction 1 with 2 rules applied. Total rules applied 76 place count 77 transition count 196
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 78 place count 75 transition count 192
Iterating global reduction 1 with 2 rules applied. Total rules applied 80 place count 75 transition count 192
Applied a total of 80 rules in 20 ms. Remains 75 /115 variables (removed 40) and now considering 192/279 (removed 87) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 75/115 places, 192/279 transitions.
[2025-06-01 09:35:02] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
Found an invariant !
This invariant on transitions {27=1, 55=1, 100=1, 116=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {25=1, 53=1, 98=1, 115=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[5] Max Struct:[+inf]
[2025-06-01 09:35:02] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
// Phase 1: matrix 117 rows 75 cols
[2025-06-01 09:35:02] [INFO ] Computed 3 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[5] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 1223 ms. (816 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 750 ms. (1331 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[963] Max Struct:[+inf]
[2025-06-01 09:35:04] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2025-06-01 09:35:04] [INFO ] Invariant cache hit.
[2025-06-01 09:35:04] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:35:04] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2025-06-01 09:35:04] [INFO ] State equation strengthened by 17 read => feed constraints.
[2025-06-01 09:35:04] [INFO ] [Real]Added 17 Read/Feed constraints in 4 ms returned sat
[2025-06-01 09:35:04] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:35:04] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:35:04] [INFO ] [Nat]Absence check using state equation in 34 ms returned sat
[2025-06-01 09:35:04] [INFO ] [Nat]Added 17 Read/Feed constraints in 3 ms returned sat
[2025-06-01 09:35:04] [INFO ] Computed and/alt/rep : 60/196/52 causal constraints (skipped 63 transitions) in 8 ms.
[2025-06-01 09:35:04] [INFO ] Added : 7 causal constraints over 4 iterations in 49 ms. Result :sat
Minimization took 25 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[963] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[963] Max Struct:[+inf]
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 192/192 transitions.
Applied a total of 0 rules in 3 ms. Remains 75 /75 variables (removed 0) and now considering 192/192 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 75/75 places, 192/192 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 192/192 transitions.
Applied a total of 0 rules in 2 ms. Remains 75 /75 variables (removed 0) and now considering 192/192 (removed 0) transitions.
[2025-06-01 09:35:05] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2025-06-01 09:35:05] [INFO ] Invariant cache hit.
[2025-06-01 09:35:05] [INFO ] Implicit Places using invariants in 95 ms returned []
[2025-06-01 09:35:05] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2025-06-01 09:35:05] [INFO ] Invariant cache hit.
[2025-06-01 09:35:05] [INFO ] State equation strengthened by 17 read => feed constraints.
[2025-06-01 09:35:05] [INFO ] Implicit Places using invariants and state equation in 167 ms returned []
Implicit Place search using SMT with State Equation took 262 ms to find 0 implicit places.
[2025-06-01 09:35:05] [INFO ] Redundant transitions in 0 ms returned []
Running 190 sub problems to find dead transitions.
[2025-06-01 09:35:05] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2025-06-01 09:35:05] [INFO ] Invariant cache hit.
[2025-06-01 09:35:05] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (OVERLAPS) 117/192 variables, 75/78 constraints. Problems are: Problem set: 0 solved, 190 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 17/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (OVERLAPS) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 95 constraints, problems are : Problem set: 0 solved, 190 unsolved in 3702 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 190 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (OVERLAPS) 117/192 variables, 75/78 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 17/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 190/285 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 0/285 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (OVERLAPS) 0/192 variables, 0/285 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 285 constraints, problems are : Problem set: 0 solved, 190 unsolved in 5850 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints]
After SMT, in 9668ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 9671ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9940 ms. Remains : 75/75 places, 192/192 transitions.
[2025-06-01 09:35:15] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
Found an invariant !
This invariant on transitions {27=1, 55=1, 100=1, 116=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {25=1, 53=1, 98=1, 115=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 1) seen :[7]
Current structural bounds on expressions (after cover walk) : Max Seen:[963] Max Struct:[+inf]
[2025-06-01 09:35:15] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2025-06-01 09:35:15] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[963] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 1385 ms. (721 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 764 ms. (1307 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[963] Max Struct:[+inf]
[2025-06-01 09:35:17] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2025-06-01 09:35:17] [INFO ] Invariant cache hit.
[2025-06-01 09:35:17] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:35:17] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2025-06-01 09:35:17] [INFO ] State equation strengthened by 17 read => feed constraints.
[2025-06-01 09:35:17] [INFO ] [Real]Added 17 Read/Feed constraints in 3 ms returned sat
[2025-06-01 09:35:17] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:35:18] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:35:18] [INFO ] [Nat]Absence check using state equation in 40 ms returned sat
[2025-06-01 09:35:18] [INFO ] [Nat]Added 17 Read/Feed constraints in 5 ms returned sat
[2025-06-01 09:35:18] [INFO ] Computed and/alt/rep : 60/196/52 causal constraints (skipped 63 transitions) in 9 ms.
[2025-06-01 09:35:18] [INFO ] Added : 7 causal constraints over 4 iterations in 64 ms. Result :sat
Minimization took 40 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[963] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[963] Max Struct:[+inf]
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 192/192 transitions.
Applied a total of 0 rules in 5 ms. Remains 75 /75 variables (removed 0) and now considering 192/192 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 75/75 places, 192/192 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 192/192 transitions.
Applied a total of 0 rules in 5 ms. Remains 75 /75 variables (removed 0) and now considering 192/192 (removed 0) transitions.
[2025-06-01 09:35:19] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2025-06-01 09:35:19] [INFO ] Invariant cache hit.
[2025-06-01 09:35:19] [INFO ] Implicit Places using invariants in 153 ms returned []
[2025-06-01 09:35:19] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2025-06-01 09:35:19] [INFO ] Invariant cache hit.
[2025-06-01 09:35:20] [INFO ] State equation strengthened by 17 read => feed constraints.
[2025-06-01 09:35:20] [INFO ] Implicit Places using invariants and state equation in 261 ms returned []
Implicit Place search using SMT with State Equation took 429 ms to find 0 implicit places.
[2025-06-01 09:35:20] [INFO ] Redundant transitions in 1 ms returned []
Running 190 sub problems to find dead transitions.
[2025-06-01 09:35:20] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2025-06-01 09:35:20] [INFO ] Invariant cache hit.
[2025-06-01 09:35:20] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (OVERLAPS) 117/192 variables, 75/78 constraints. Problems are: Problem set: 0 solved, 190 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 17/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (OVERLAPS) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 95 constraints, problems are : Problem set: 0 solved, 190 unsolved in 5872 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 190 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (OVERLAPS) 117/192 variables, 75/78 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 17/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 190/285 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 0/285 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (OVERLAPS) 0/192 variables, 0/285 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 285 constraints, problems are : Problem set: 0 solved, 190 unsolved in 8007 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints]
After SMT, in 14078ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 14082ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14525 ms. Remains : 75/75 places, 192/192 transitions.
[2025-06-01 09:35:34] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
Found an invariant !
This invariant on transitions {27=1, 55=1, 100=1, 116=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {25=1, 53=1, 98=1, 115=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 1) seen :[7]
Current structural bounds on expressions (after cover walk) : Max Seen:[963] Max Struct:[+inf]
[2025-06-01 09:35:34] [INFO ] Flatten gal took : 9 ms
[2025-06-01 09:35:34] [INFO ] Flatten gal took : 9 ms
[2025-06-01 09:35:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2093105716213767742.gal : 3 ms
[2025-06-01 09:35:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15083296245208017755.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2093105716213767742.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15083296245208017755.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality15083296245208017755.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 31
RANDOM walk for 40000 steps (8 resets) in 99 ms. (400 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :31 after 1038
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1038 after 153135
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :153135 after 1.6579e+08
Interrupted probabilistic random walk after 1628678 steps, run timeout after 3001 ms. (steps per millisecond=542 ) properties seen :0 out of 1
Probabilistic random walk after 1628678 steps, saw 1018453 distinct states, run finished after 3001 ms. (steps per millisecond=542 ) properties seen :0
[2025-06-01 09:35:37] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2025-06-01 09:35:37] [INFO ] Invariant cache hit.
[2025-06-01 09:35:37] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 65/76 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/76 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/76 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/79 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/79 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/79 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 90/169 variables, 50/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/169 variables, 16/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/169 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (OVERLAPS) 6/175 variables, 1/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/175 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 10/185 variables, 9/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 4/189 variables, 2/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/189 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 3/192 variables, 2/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 95 constraints, problems are : Problem set: 0 solved, 1 unsolved in 140 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 65/76 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/76 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/76 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/76 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 3/79 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/79 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/79 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 90/169 variables, 50/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/169 variables, 16/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/169 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 6/175 variables, 1/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/175 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 10/185 variables, 9/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/185 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 4/189 variables, 2/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/189 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 3/192 variables, 2/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 96 constraints, problems are : Problem set: 0 solved, 1 unsolved in 120 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 294ms problems are : Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :1.6579e+08 after 2.22957e+12
Parikh walk visited 0 properties in 847 ms.
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 192/192 transitions.
Applied a total of 0 rules in 11 ms. Remains 75 /75 variables (removed 0) and now considering 192/192 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 75/75 places, 192/192 transitions.
RANDOM walk for 40001 steps (8 resets) in 68 ms. (579 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 35 ms. (1111 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1822219 steps, run timeout after 3001 ms. (steps per millisecond=607 ) properties seen :0 out of 1
Probabilistic random walk after 1822219 steps, saw 1140387 distinct states, run finished after 3001 ms. (steps per millisecond=607 ) properties seen :0
[2025-06-01 09:35:41] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2025-06-01 09:35:41] [INFO ] Invariant cache hit.
[2025-06-01 09:35:41] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 65/76 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/76 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/76 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/79 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/79 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/79 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 90/169 variables, 50/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/169 variables, 16/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/169 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (OVERLAPS) 6/175 variables, 1/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/175 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 10/185 variables, 9/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 4/189 variables, 2/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/189 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 3/192 variables, 2/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 95 constraints, problems are : Problem set: 0 solved, 1 unsolved in 146 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 65/76 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/76 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/76 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/76 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 3/79 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/79 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/79 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 90/169 variables, 50/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/169 variables, 16/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/169 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 6/175 variables, 1/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/175 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 10/185 variables, 9/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/185 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 4/189 variables, 2/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/189 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 3/192 variables, 2/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 96 constraints, problems are : Problem set: 0 solved, 1 unsolved in 141 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 292ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 808 ms.
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 192/192 transitions.
Applied a total of 0 rules in 3 ms. Remains 75 /75 variables (removed 0) and now considering 192/192 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 75/75 places, 192/192 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 192/192 transitions.
Applied a total of 0 rules in 3 ms. Remains 75 /75 variables (removed 0) and now considering 192/192 (removed 0) transitions.
[2025-06-01 09:35:42] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2025-06-01 09:35:42] [INFO ] Invariant cache hit.
[2025-06-01 09:35:42] [INFO ] Implicit Places using invariants in 101 ms returned []
[2025-06-01 09:35:43] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2025-06-01 09:35:43] [INFO ] Invariant cache hit.
[2025-06-01 09:35:43] [INFO ] State equation strengthened by 17 read => feed constraints.
[2025-06-01 09:35:43] [INFO ] Implicit Places using invariants and state equation in 205 ms returned []
Implicit Place search using SMT with State Equation took 315 ms to find 0 implicit places.
[2025-06-01 09:35:43] [INFO ] Redundant transitions in 0 ms returned []
Running 190 sub problems to find dead transitions.
[2025-06-01 09:35:43] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2025-06-01 09:35:43] [INFO ] Invariant cache hit.
[2025-06-01 09:35:43] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (OVERLAPS) 117/192 variables, 75/78 constraints. Problems are: Problem set: 0 solved, 190 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 17/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (OVERLAPS) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 95 constraints, problems are : Problem set: 0 solved, 190 unsolved in 3693 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 190 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (OVERLAPS) 117/192 variables, 75/78 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 17/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 190/285 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 0/285 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (OVERLAPS) 0/192 variables, 0/285 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 285 constraints, problems are : Problem set: 0 solved, 190 unsolved in 5134 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints]
After SMT, in 8945ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 8948ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9272 ms. Remains : 75/75 places, 192/192 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 75 transitions
Reduce isomorphic transitions removed 75 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 81 rules applied. Total rules applied 81 place count 75 transition count 111
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 87 place count 69 transition count 111
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 11 Pre rules applied. Total rules applied 87 place count 69 transition count 100
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 109 place count 58 transition count 100
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: 17
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 2 with 34 rules applied. Total rules applied 143 place count 41 transition count 83
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 150 place count 34 transition count 69
Iterating global reduction 2 with 7 rules applied. Total rules applied 157 place count 34 transition count 69
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 164 place count 27 transition count 55
Iterating global reduction 2 with 7 rules applied. Total rules applied 171 place count 27 transition count 55
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 178 place count 20 transition count 41
Iterating global reduction 2 with 7 rules applied. Total rules applied 185 place count 20 transition count 41
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 192 place count 20 transition count 34
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 192 place count 20 transition count 33
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 194 place count 19 transition count 33
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 196 place count 18 transition count 33
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 3 with 3 rules applied. Total rules applied 199 place count 18 transition count 30
Applied a total of 199 rules in 10 ms. Remains 18 /75 variables (removed 57) and now considering 30/192 (removed 162) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 30 rows 18 cols
[2025-06-01 09:35:52] [INFO ] Computed 3 invariants in 0 ms
[2025-06-01 09:35:52] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-01 09:35:52] [INFO ] After 14ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2025-06-01 09:35:52] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-06-01 09:35:52] [INFO ] After 4ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-01 09:35:52] [INFO ] After 49ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-01 09:35:52] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-01 09:35:52] [INFO ] After 15ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-06-01 09:35:52] [INFO ] After 4ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-01 09:35:52] [INFO ] After 9ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-01 09:35:52] [INFO ] After 52ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2025-06-01 09:35:52] [INFO ] Flatten gal took : 1 ms
[2025-06-01 09:35:52] [INFO ] Flatten gal took : 2 ms
[2025-06-01 09:35:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13149527861824879442.gal : 1 ms
[2025-06-01 09:35:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12833551480327535641.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13149527861824879442.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12833551480327535641.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality12833551480327535641.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :759 after 57539
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :57539 after 3.245e+06
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :3.245e+06 after 3.70307e+08
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :3.70307e+08 after 1.10371e+09
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :2.22957e+12 after 5.06993e+17
Detected timeout of ITS tools.
[2025-06-01 09:36:07] [INFO ] Flatten gal took : 2 ms
[2025-06-01 09:36:07] [INFO ] Applying decomposition
[2025-06-01 09:36:07] [INFO ] Flatten gal took : 5 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph4884990189128746093.txt' '-o' '/tmp/graph4884990189128746093.bin' '-w' '/tmp/graph4884990189128746093.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph4884990189128746093.bin' '-l' '-1' '-v' '-w' '/tmp/graph4884990189128746093.weights' '-q' '0' '-e' '0.001'
[2025-06-01 09:36:07] [INFO ] Decomposing Gal with order
[2025-06-01 09:36:07] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 09:36:07] [INFO ] Removed a total of 22 redundant transitions.
[2025-06-01 09:36:07] [INFO ] Flatten gal took : 3 ms
[2025-06-01 09:36:07] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 0 ms.
[2025-06-01 09:36:07] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality547682200077916777.gal : 1 ms
[2025-06-01 09:36:07] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5428375814500222433.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality547682200077916777.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5428375814500222433.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...306
Loading property file /tmp/ReachabilityCardinality5428375814500222433.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :759 after 82818
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :82818 after 1.46458e+06
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :1.46458e+06 after 2.27928e+11
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :2.27928e+11 after 1.07156e+13
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30191 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-01 09:36:22] [INFO ] Flatten gal took : 6 ms
[2025-06-01 09:36:22] [INFO ] Applying decomposition
[2025-06-01 09:36:22] [INFO ] Flatten gal took : 6 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph14521958534649613256.txt' '-o' '/tmp/graph14521958534649613256.bin' '-w' '/tmp/graph14521958534649613256.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph14521958534649613256.bin' '-l' '-1' '-v' '-w' '/tmp/graph14521958534649613256.weights' '-q' '0' '-e' '0.001'
[2025-06-01 09:36:22] [INFO ] Decomposing Gal with order
[2025-06-01 09:36:22] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 09:36:22] [INFO ] Removed a total of 323 redundant transitions.
[2025-06-01 09:36:22] [INFO ] Flatten gal took : 13 ms
[2025-06-01 09:36:22] [INFO ] Fuse similar labels procedure discarded/fused a total of 98 labels/synchronizations in 3 ms.
[2025-06-01 09:36:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1426569103430288223.gal : 1 ms
[2025-06-01 09:36:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13950740109365390492.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1426569103430288223.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13950740109365390492.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality13950740109365390492.prop.
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[963] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-b128-UpperBounds-08 in 130819 ms.
Starting property specific reduction for FunctionPointer-PT-b128-UpperBounds-09
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2025-06-01 09:37:12] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
// Phase 1: matrix 182 rows 115 cols
[2025-06-01 09:37:12] [INFO ] Computed 3 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10001 steps (2 resets) in 15 ms. (625 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[3] Max Struct:[+inf]
[2025-06-01 09:37:12] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
[2025-06-01 09:37:12] [INFO ] Invariant cache hit.
[2025-06-01 09:37:12] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:37:12] [INFO ] [Real]Absence check using state equation in 74 ms returned sat
[2025-06-01 09:37:12] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-01 09:37:12] [INFO ] [Real]Added 33 Read/Feed constraints in 17 ms returned sat
[2025-06-01 09:37:12] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:37:12] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 09:37:12] [INFO ] [Nat]Absence check using state equation in 91 ms returned sat
[2025-06-01 09:37:12] [INFO ] [Nat]Added 33 Read/Feed constraints in 10 ms returned sat
[2025-06-01 09:37:12] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 22 ms.
[2025-06-01 09:37:12] [INFO ] Added : 23 causal constraints over 5 iterations in 156 ms. Result :sat
Minimization took 74 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[3] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[3] Max Struct:[+inf]
Support contains 1 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 279/279 transitions.
Graph (complete) has 477 edges and 115 vertex of which 112 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 112 transition count 274
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 11 place count 107 transition count 264
Iterating global reduction 1 with 5 rules applied. Total rules applied 16 place count 107 transition count 264
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 18 place count 107 transition count 262
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 22 place count 103 transition count 252
Iterating global reduction 2 with 4 rules applied. Total rules applied 26 place count 103 transition count 252
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 30 place count 99 transition count 242
Iterating global reduction 2 with 4 rules applied. Total rules applied 34 place count 99 transition count 242
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 38 place count 95 transition count 234
Iterating global reduction 2 with 4 rules applied. Total rules applied 42 place count 95 transition count 234
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 46 place count 91 transition count 226
Iterating global reduction 2 with 4 rules applied. Total rules applied 50 place count 91 transition count 226
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 54 place count 87 transition count 218
Iterating global reduction 2 with 4 rules applied. Total rules applied 58 place count 87 transition count 218
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 60 place count 85 transition count 214
Iterating global reduction 2 with 2 rules applied. Total rules applied 62 place count 85 transition count 214
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 64 place count 83 transition count 210
Iterating global reduction 2 with 2 rules applied. Total rules applied 66 place count 83 transition count 210
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 67 place count 82 transition count 208
Iterating global reduction 2 with 1 rules applied. Total rules applied 68 place count 82 transition count 208
Applied a total of 68 rules in 38 ms. Remains 82 /115 variables (removed 33) and now considering 208/279 (removed 71) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38 ms. Remains : 82/115 places, 208/279 transitions.
[2025-06-01 09:37:13] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
Found an invariant !
This invariant on transitions {29=1, 32=1, 34=1, 63=1, 94=1, 123=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {26=1, 60=1, 91=1, 123=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 1) seen :[4]
Current structural bounds on expressions (after cover walk) : Max Seen:[4] Max Struct:[+inf]
[2025-06-01 09:37:13] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
// Phase 1: matrix 128 rows 82 cols
[2025-06-01 09:37:13] [INFO ] Computed 3 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[4] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 1617 ms. (618 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 1079 ms. (925 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[242] Max Struct:[+inf]
[2025-06-01 09:37:16] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2025-06-01 09:37:16] [INFO ] Invariant cache hit.
[2025-06-01 09:37:16] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:37:16] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2025-06-01 09:37:16] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:37:16] [INFO ] [Real]Added 18 Read/Feed constraints in 18 ms returned sat
[2025-06-01 09:37:16] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:37:16] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:37:16] [INFO ] [Nat]Absence check using state equation in 66 ms returned sat
[2025-06-01 09:37:16] [INFO ] [Nat]Added 18 Read/Feed constraints in 7 ms returned sat
[2025-06-01 09:37:16] [INFO ] Deduced a trap composed of 19 places in 87 ms of which 3 ms to minimize.
[2025-06-01 09:37:16] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 104 ms
[2025-06-01 09:37:16] [INFO ] Computed and/alt/rep : 60/196/54 causal constraints (skipped 72 transitions) in 17 ms.
[2025-06-01 09:37:16] [INFO ] Added : 16 causal constraints over 4 iterations in 101 ms. Result :sat
Minimization took 50 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[242] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[242] Max Struct:[+inf]
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 208/208 transitions.
Applied a total of 0 rules in 6 ms. Remains 82 /82 variables (removed 0) and now considering 208/208 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 82/82 places, 208/208 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 208/208 transitions.
Applied a total of 0 rules in 5 ms. Remains 82 /82 variables (removed 0) and now considering 208/208 (removed 0) transitions.
[2025-06-01 09:37:16] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2025-06-01 09:37:16] [INFO ] Invariant cache hit.
[2025-06-01 09:37:16] [INFO ] Implicit Places using invariants in 160 ms returned []
[2025-06-01 09:37:16] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2025-06-01 09:37:16] [INFO ] Invariant cache hit.
[2025-06-01 09:37:16] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:37:16] [INFO ] Implicit Places using invariants and state equation in 292 ms returned []
Implicit Place search using SMT with State Equation took 454 ms to find 0 implicit places.
[2025-06-01 09:37:16] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2025-06-01 09:37:16] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2025-06-01 09:37:16] [INFO ] Invariant cache hit.
[2025-06-01 09:37:16] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 128/210 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/210 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 210/210 variables, and 103 constraints, problems are : Problem set: 0 solved, 206 unsolved in 7621 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 128/210 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/210 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 206/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/210 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/210 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Int declared 210/210 variables, and 309 constraints, problems are : Problem set: 0 solved, 206 unsolved in 9206 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 17058ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 17062ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17529 ms. Remains : 82/82 places, 208/208 transitions.
[2025-06-01 09:37:34] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
Found an invariant !
This invariant on transitions {29=1, 32=1, 34=1, 63=1, 94=1, 123=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {26=1, 60=1, 91=1, 123=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[242] Max Struct:[+inf]
[2025-06-01 09:37:34] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2025-06-01 09:37:34] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[242] Max Struct:[+inf]
RANDOM walk for 1000001 steps (2 resets) in 1543 ms. (647 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 884 ms. (1129 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[242] Max Struct:[+inf]
[2025-06-01 09:37:36] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2025-06-01 09:37:36] [INFO ] Invariant cache hit.
[2025-06-01 09:37:36] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:37:36] [INFO ] [Real]Absence check using state equation in 44 ms returned sat
[2025-06-01 09:37:36] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:37:36] [INFO ] [Real]Added 18 Read/Feed constraints in 5 ms returned sat
[2025-06-01 09:37:36] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:37:36] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:37:36] [INFO ] [Nat]Absence check using state equation in 44 ms returned sat
[2025-06-01 09:37:36] [INFO ] [Nat]Added 18 Read/Feed constraints in 5 ms returned sat
[2025-06-01 09:37:36] [INFO ] Deduced a trap composed of 19 places in 57 ms of which 1 ms to minimize.
[2025-06-01 09:37:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 67 ms
[2025-06-01 09:37:36] [INFO ] Computed and/alt/rep : 60/196/54 causal constraints (skipped 72 transitions) in 10 ms.
[2025-06-01 09:37:36] [INFO ] Added : 16 causal constraints over 4 iterations in 61 ms. Result :sat
Minimization took 31 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[242] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[242] Max Struct:[+inf]
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 208/208 transitions.
Applied a total of 0 rules in 7 ms. Remains 82 /82 variables (removed 0) and now considering 208/208 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 82/82 places, 208/208 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 208/208 transitions.
Applied a total of 0 rules in 4 ms. Remains 82 /82 variables (removed 0) and now considering 208/208 (removed 0) transitions.
[2025-06-01 09:37:36] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2025-06-01 09:37:36] [INFO ] Invariant cache hit.
[2025-06-01 09:37:37] [INFO ] Implicit Places using invariants in 101 ms returned []
[2025-06-01 09:37:37] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2025-06-01 09:37:37] [INFO ] Invariant cache hit.
[2025-06-01 09:37:37] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:37:37] [INFO ] Implicit Places using invariants and state equation in 268 ms returned []
Implicit Place search using SMT with State Equation took 371 ms to find 0 implicit places.
[2025-06-01 09:37:37] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2025-06-01 09:37:37] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2025-06-01 09:37:37] [INFO ] Invariant cache hit.
[2025-06-01 09:37:37] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 128/210 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/210 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 210/210 variables, and 103 constraints, problems are : Problem set: 0 solved, 206 unsolved in 7754 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 128/210 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/210 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 206/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/210 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/210 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Int declared 210/210 variables, and 309 constraints, problems are : Problem set: 0 solved, 206 unsolved in 9021 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 17026ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 17030ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17418 ms. Remains : 82/82 places, 208/208 transitions.
[2025-06-01 09:37:54] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
Found an invariant !
This invariant on transitions {29=1, 32=1, 34=1, 63=1, 94=1, 123=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {26=1, 60=1, 91=1, 123=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[242] Max Struct:[+inf]
[2025-06-01 09:37:54] [INFO ] Flatten gal took : 8 ms
[2025-06-01 09:37:54] [INFO ] Flatten gal took : 8 ms
[2025-06-01 09:37:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6251767300043342769.gal : 2 ms
[2025-06-01 09:37:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12097930647669578673.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6251767300043342769.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12097930647669578673.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40002 steps (8 resets) in 101 ms. (392 steps per ms) remains 1/1 properties
Loading property file /tmp/ReachabilityCardinality12097930647669578673.prop.
BEST_FIRST walk for 40003 steps (8 resets) in 33 ms. (1176 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :31 after 1047
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1047 after 160832
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :160832 after 2.00155e+08
Interrupted probabilistic random walk after 1654064 steps, run timeout after 3001 ms. (steps per millisecond=551 ) properties seen :0 out of 1
Probabilistic random walk after 1654064 steps, saw 1029461 distinct states, run finished after 3001 ms. (steps per millisecond=551 ) properties seen :0
[2025-06-01 09:37:57] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2025-06-01 09:37:57] [INFO ] Invariant cache hit.
[2025-06-01 09:37:57] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 70/75 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/85 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/85 variables, 4/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/85 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 100/185 variables, 58/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/185 variables, 18/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/185 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 6/191 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/191 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 14/205 variables, 12/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/205 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 4/209 variables, 2/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/209 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/210 variables, 1/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 210/210 variables, and 103 constraints, problems are : Problem set: 0 solved, 1 unsolved in 138 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 70/75 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/75 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 10/85 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/85 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/85 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 100/185 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/185 variables, 18/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/185 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 6/191 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/191 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 14/205 variables, 12/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/205 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 4/209 variables, 2/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/209 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/210 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/210 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/210 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 210/210 variables, and 104 constraints, problems are : Problem set: 0 solved, 1 unsolved in 122 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 268ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 533 ms.
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 208/208 transitions.
Applied a total of 0 rules in 3 ms. Remains 82 /82 variables (removed 0) and now considering 208/208 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 82/82 places, 208/208 transitions.
RANDOM walk for 40012 steps (8 resets) in 79 ms. (500 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 32 ms. (1212 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :2.00155e+08 after 3.8152e+12
Interrupted probabilistic random walk after 1805790 steps, run timeout after 3001 ms. (steps per millisecond=601 ) properties seen :0 out of 1
Probabilistic random walk after 1805790 steps, saw 1123905 distinct states, run finished after 3001 ms. (steps per millisecond=601 ) properties seen :0
[2025-06-01 09:38:01] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2025-06-01 09:38:01] [INFO ] Invariant cache hit.
[2025-06-01 09:38:01] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 70/75 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/85 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/85 variables, 4/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/85 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 100/185 variables, 58/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/185 variables, 18/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/185 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 6/191 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/191 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 14/205 variables, 12/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/205 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 4/209 variables, 2/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/209 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/210 variables, 1/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 210/210 variables, and 103 constraints, problems are : Problem set: 0 solved, 1 unsolved in 119 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 70/75 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/75 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 10/85 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/85 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/85 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 100/185 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/185 variables, 18/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/185 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 6/191 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/191 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 14/205 variables, 12/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/205 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 4/209 variables, 2/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/209 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/210 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/210 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/210 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 210/210 variables, and 104 constraints, problems are : Problem set: 0 solved, 1 unsolved in 122 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 244ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 513 ms.
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 208/208 transitions.
Applied a total of 0 rules in 3 ms. Remains 82 /82 variables (removed 0) and now considering 208/208 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 82/82 places, 208/208 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 208/208 transitions.
Applied a total of 0 rules in 3 ms. Remains 82 /82 variables (removed 0) and now considering 208/208 (removed 0) transitions.
[2025-06-01 09:38:02] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2025-06-01 09:38:02] [INFO ] Invariant cache hit.
[2025-06-01 09:38:02] [INFO ] Implicit Places using invariants in 83 ms returned []
[2025-06-01 09:38:02] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2025-06-01 09:38:02] [INFO ] Invariant cache hit.
[2025-06-01 09:38:02] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:38:02] [INFO ] Implicit Places using invariants and state equation in 152 ms returned []
Implicit Place search using SMT with State Equation took 237 ms to find 0 implicit places.
[2025-06-01 09:38:02] [INFO ] Redundant transitions in 0 ms returned []
Running 206 sub problems to find dead transitions.
[2025-06-01 09:38:02] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2025-06-01 09:38:02] [INFO ] Invariant cache hit.
[2025-06-01 09:38:02] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 128/210 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/210 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 210/210 variables, and 103 constraints, problems are : Problem set: 0 solved, 206 unsolved in 4702 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 128/210 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/210 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 206/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/210 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/210 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Int declared 210/210 variables, and 309 constraints, problems are : Problem set: 0 solved, 206 unsolved in 6215 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 11068ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 11071ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11317 ms. Remains : 82/82 places, 208/208 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 80 transitions
Reduce isomorphic transitions removed 80 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 0 with 87 rules applied. Total rules applied 87 place count 82 transition count 121
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 94 place count 75 transition count 121
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 16 Pre rules applied. Total rules applied 94 place count 75 transition count 105
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 126 place count 59 transition count 105
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: 15
Deduced a syphon composed of 15 places in 1 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 2 with 30 rules applied. Total rules applied 156 place count 44 transition count 90
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 163 place count 37 transition count 76
Iterating global reduction 2 with 7 rules applied. Total rules applied 170 place count 37 transition count 76
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 177 place count 30 transition count 62
Iterating global reduction 2 with 7 rules applied. Total rules applied 184 place count 30 transition count 62
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 191 place count 23 transition count 48
Iterating global reduction 2 with 7 rules applied. Total rules applied 198 place count 23 transition count 48
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 205 place count 23 transition count 41
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 205 place count 23 transition count 40
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 207 place count 22 transition count 40
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 211 place count 20 transition count 40
Applied a total of 211 rules in 5 ms. Remains 20 /82 variables (removed 62) and now considering 40/208 (removed 168) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 40 rows 20 cols
[2025-06-01 09:38:13] [INFO ] Computed 3 invariants in 0 ms
[2025-06-01 09:38:13] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:38:13] [INFO ] After 18ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2025-06-01 09:38:13] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-06-01 09:38:13] [INFO ] After 4ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-01 09:38:13] [INFO ] After 45ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-01 09:38:13] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:38:13] [INFO ] After 14ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-06-01 09:38:13] [INFO ] After 4ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-01 09:38:13] [INFO ] After 8ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-01 09:38:13] [INFO ] After 49ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2025-06-01 09:38:13] [INFO ] Flatten gal took : 1 ms
[2025-06-01 09:38:13] [INFO ] Flatten gal took : 1 ms
[2025-06-01 09:38:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11516243818322691641.gal : 1 ms
[2025-06-01 09:38:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4173704611704434277.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11516243818322691641.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4173704611704434277.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality4173704611704434277.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :759 after 441230
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :441230 after 6.32845e+09
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :6.32845e+09 after 5.42758e+10
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :5.42758e+10 after 2.91075e+11
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :3.8152e+12 after 1.73994e+18
Detected timeout of ITS tools.
[2025-06-01 09:38:28] [INFO ] Flatten gal took : 2 ms
[2025-06-01 09:38:28] [INFO ] Applying decomposition
[2025-06-01 09:38:28] [INFO ] Flatten gal took : 1 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph11922547192014024345.txt' '-o' '/tmp/graph11922547192014024345.bin' '-w' '/tmp/graph11922547192014024345.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph11922547192014024345.bin' '-l' '-1' '-v' '-w' '/tmp/graph11922547192014024345.weights' '-q' '0' '-e' '0.001'
[2025-06-01 09:38:28] [INFO ] Decomposing Gal with order
[2025-06-01 09:38:28] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 09:38:28] [INFO ] Removed a total of 47 redundant transitions.
[2025-06-01 09:38:28] [INFO ] Flatten gal took : 4 ms
[2025-06-01 09:38:28] [INFO ] Fuse similar labels procedure discarded/fused a total of 4 labels/synchronizations in 0 ms.
[2025-06-01 09:38:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7582513230757534854.gal : 1 ms
[2025-06-01 09:38:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13527224098501762239.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7582513230757534854.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13527224098501762239.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality13527224098501762239.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30192 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-01 09:38:43] [INFO ] Flatten gal took : 7 ms
[2025-06-01 09:38:43] [INFO ] Applying decomposition
[2025-06-01 09:38:43] [INFO ] Flatten gal took : 7 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph8249121291958474505.txt' '-o' '/tmp/graph8249121291958474505.bin' '-w' '/tmp/graph8249121291958474505.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph8249121291958474505.bin' '-l' '-1' '-v' '-w' '/tmp/graph8249121291958474505.weights' '-q' '0' '-e' '0.001'
[2025-06-01 09:38:43] [INFO ] Decomposing Gal with order
[2025-06-01 09:38:43] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 09:38:43] [INFO ] Removed a total of 353 redundant transitions.
[2025-06-01 09:38:43] [INFO ] Flatten gal took : 14 ms
[2025-06-01 09:38:43] [INFO ] Fuse similar labels procedure discarded/fused a total of 116 labels/synchronizations in 3 ms.
[2025-06-01 09:38:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16180411046996125668.gal : 2 ms
[2025-06-01 09:38:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7049708225034929816.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16180411046996125668.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7049708225034929816.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality7049708225034929816.prop.
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[242] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-b128-UpperBounds-09 in 141285 ms.
Starting property specific reduction for FunctionPointer-PT-b128-UpperBounds-10
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2025-06-01 09:39:33] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
// Phase 1: matrix 182 rows 115 cols
[2025-06-01 09:39:33] [INFO ] Computed 3 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 14 ms. (666 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[8] Max Struct:[+inf]
[2025-06-01 09:39:33] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
[2025-06-01 09:39:33] [INFO ] Invariant cache hit.
[2025-06-01 09:39:33] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:39:33] [INFO ] [Real]Absence check using state equation in 55 ms returned sat
[2025-06-01 09:39:33] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-01 09:39:33] [INFO ] [Real]Added 33 Read/Feed constraints in 11 ms returned sat
[2025-06-01 09:39:33] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:39:33] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:39:34] [INFO ] [Nat]Absence check using state equation in 57 ms returned sat
[2025-06-01 09:39:34] [INFO ] [Nat]Added 33 Read/Feed constraints in 8 ms returned sat
[2025-06-01 09:39:34] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 13 ms.
[2025-06-01 09:39:34] [INFO ] Added : 9 causal constraints over 3 iterations in 68 ms. Result :sat
Minimization took 80 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[8] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[22] Max Struct:[+inf]
Support contains 1 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 279/279 transitions.
Graph (complete) has 477 edges and 115 vertex of which 112 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 112 transition count 274
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 12 place count 106 transition count 260
Iterating global reduction 1 with 6 rules applied. Total rules applied 18 place count 106 transition count 260
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 20 place count 106 transition count 258
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 25 place count 101 transition count 246
Iterating global reduction 2 with 5 rules applied. Total rules applied 30 place count 101 transition count 246
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 35 place count 96 transition count 232
Iterating global reduction 2 with 5 rules applied. Total rules applied 40 place count 96 transition count 232
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 45 place count 91 transition count 222
Iterating global reduction 2 with 5 rules applied. Total rules applied 50 place count 91 transition count 222
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 55 place count 86 transition count 212
Iterating global reduction 2 with 5 rules applied. Total rules applied 60 place count 86 transition count 212
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 65 place count 81 transition count 202
Iterating global reduction 2 with 5 rules applied. Total rules applied 70 place count 81 transition count 202
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 73 place count 78 transition count 196
Iterating global reduction 2 with 3 rules applied. Total rules applied 76 place count 78 transition count 196
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 79 place count 75 transition count 190
Iterating global reduction 2 with 3 rules applied. Total rules applied 82 place count 75 transition count 190
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 84 place count 73 transition count 186
Iterating global reduction 2 with 2 rules applied. Total rules applied 86 place count 73 transition count 186
Applied a total of 86 rules in 14 ms. Remains 73 /115 variables (removed 42) and now considering 186/279 (removed 93) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 73/115 places, 186/279 transitions.
[2025-06-01 09:39:35] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
Found an invariant !
This invariant on transitions {29=1, 32=1, 33=1, 54=1, 83=1, 109=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {25=1, 50=1, 95=1, 111=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 1) seen :[4]
Current structural bounds on expressions (after cover walk) : Max Seen:[22] Max Struct:[+inf]
[2025-06-01 09:39:35] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
// Phase 1: matrix 112 rows 73 cols
[2025-06-01 09:39:35] [INFO ] Computed 3 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[22] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 1353 ms. (738 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 664 ms. (1503 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[850] Max Struct:[+inf]
[2025-06-01 09:39:37] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:39:37] [INFO ] Invariant cache hit.
[2025-06-01 09:39:37] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:39:37] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2025-06-01 09:39:37] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 09:39:37] [INFO ] [Real]Added 15 Read/Feed constraints in 5 ms returned sat
[2025-06-01 09:39:37] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:39:37] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:39:37] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2025-06-01 09:39:37] [INFO ] [Nat]Added 15 Read/Feed constraints in 4 ms returned sat
[2025-06-01 09:39:37] [INFO ] Deduced a trap composed of 23 places in 53 ms of which 2 ms to minimize.
[2025-06-01 09:39:37] [INFO ] Deduced a trap composed of 28 places in 51 ms of which 1 ms to minimize.
[2025-06-01 09:39:37] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 119 ms
[2025-06-01 09:39:37] [INFO ] Computed and/alt/rep : 60/163/51 causal constraints (skipped 59 transitions) in 9 ms.
[2025-06-01 09:39:37] [INFO ] Added : 26 causal constraints over 6 iterations in 72 ms. Result :sat
Minimization took 30 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[850] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[850] Max Struct:[+inf]
Support contains 1 out of 73 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 186/186 transitions.
Applied a total of 0 rules in 4 ms. Remains 73 /73 variables (removed 0) and now considering 186/186 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 73/73 places, 186/186 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 186/186 transitions.
Applied a total of 0 rules in 4 ms. Remains 73 /73 variables (removed 0) and now considering 186/186 (removed 0) transitions.
[2025-06-01 09:39:40] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:39:40] [INFO ] Invariant cache hit.
[2025-06-01 09:39:40] [INFO ] Implicit Places using invariants in 164 ms returned []
[2025-06-01 09:39:40] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:39:40] [INFO ] Invariant cache hit.
[2025-06-01 09:39:40] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 09:39:41] [INFO ] Implicit Places using invariants and state equation in 257 ms returned []
Implicit Place search using SMT with State Equation took 423 ms to find 0 implicit places.
[2025-06-01 09:39:41] [INFO ] Redundant transitions in 1 ms returned []
Running 184 sub problems to find dead transitions.
[2025-06-01 09:39:41] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:39:41] [INFO ] Invariant cache hit.
[2025-06-01 09:39:41] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (OVERLAPS) 112/185 variables, 73/76 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/185 variables, 15/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (OVERLAPS) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Real declared 185/185 variables, and 91 constraints, problems are : Problem set: 0 solved, 184 unsolved in 7007 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 73/73 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 184 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (OVERLAPS) 112/185 variables, 73/76 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/185 variables, 15/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 184/275 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/185 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 6 (OVERLAPS) 0/185 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Int declared 185/185 variables, and 275 constraints, problems are : Problem set: 0 solved, 184 unsolved in 8110 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 73/73 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints]
After SMT, in 15230ms problems are : Problem set: 0 solved, 184 unsolved
Search for dead transitions found 0 dead transitions in 15232ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15667 ms. Remains : 73/73 places, 186/186 transitions.
[2025-06-01 09:39:56] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
Found an invariant !
This invariant on transitions {29=1, 32=1, 33=1, 54=1, 83=1, 109=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {25=1, 50=1, 95=1, 111=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 1) seen :[9]
Current structural bounds on expressions (after cover walk) : Max Seen:[850] Max Struct:[+inf]
[2025-06-01 09:39:56] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:39:56] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[850] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 1366 ms. (731 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 664 ms. (1503 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[874] Max Struct:[+inf]
[2025-06-01 09:39:58] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:39:58] [INFO ] Invariant cache hit.
[2025-06-01 09:39:58] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:39:58] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2025-06-01 09:39:58] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 09:39:58] [INFO ] [Real]Added 15 Read/Feed constraints in 5 ms returned sat
[2025-06-01 09:39:58] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:39:58] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-01 09:39:58] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2025-06-01 09:39:58] [INFO ] [Nat]Added 15 Read/Feed constraints in 3 ms returned sat
[2025-06-01 09:39:58] [INFO ] Deduced a trap composed of 23 places in 54 ms of which 2 ms to minimize.
[2025-06-01 09:39:58] [INFO ] Deduced a trap composed of 28 places in 58 ms of which 1 ms to minimize.
[2025-06-01 09:39:58] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 128 ms
[2025-06-01 09:39:58] [INFO ] Computed and/alt/rep : 60/163/51 causal constraints (skipped 59 transitions) in 10 ms.
[2025-06-01 09:39:58] [INFO ] Added : 26 causal constraints over 6 iterations in 91 ms. Result :sat
Minimization took 36 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[874] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[874] Max Struct:[+inf]
Support contains 1 out of 73 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 186/186 transitions.
Applied a total of 0 rules in 3 ms. Remains 73 /73 variables (removed 0) and now considering 186/186 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 73/73 places, 186/186 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 186/186 transitions.
Applied a total of 0 rules in 3 ms. Remains 73 /73 variables (removed 0) and now considering 186/186 (removed 0) transitions.
[2025-06-01 09:40:02] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:40:02] [INFO ] Invariant cache hit.
[2025-06-01 09:40:02] [INFO ] Implicit Places using invariants in 123 ms returned []
[2025-06-01 09:40:02] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:40:02] [INFO ] Invariant cache hit.
[2025-06-01 09:40:02] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 09:40:02] [INFO ] Implicit Places using invariants and state equation in 265 ms returned []
Implicit Place search using SMT with State Equation took 400 ms to find 0 implicit places.
[2025-06-01 09:40:02] [INFO ] Redundant transitions in 1 ms returned []
Running 184 sub problems to find dead transitions.
[2025-06-01 09:40:02] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:40:02] [INFO ] Invariant cache hit.
[2025-06-01 09:40:02] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (OVERLAPS) 112/185 variables, 73/76 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/185 variables, 15/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (OVERLAPS) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Real declared 185/185 variables, and 91 constraints, problems are : Problem set: 0 solved, 184 unsolved in 7383 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 73/73 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 184 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (OVERLAPS) 112/185 variables, 73/76 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/185 variables, 15/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 184/275 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/185 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 6 (OVERLAPS) 0/185 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Int declared 185/185 variables, and 275 constraints, problems are : Problem set: 0 solved, 184 unsolved in 7903 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 73/73 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints]
After SMT, in 15462ms problems are : Problem set: 0 solved, 184 unsolved
Search for dead transitions found 0 dead transitions in 15465ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15875 ms. Remains : 73/73 places, 186/186 transitions.
[2025-06-01 09:40:17] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
Found an invariant !
This invariant on transitions {29=1, 32=1, 33=1, 54=1, 83=1, 109=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {25=1, 50=1, 95=1, 111=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 1) seen :[5]
Current structural bounds on expressions (after cover walk) : Max Seen:[874] Max Struct:[+inf]
[2025-06-01 09:40:18] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:40:18] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[874] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 1293 ms. (772 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 886 ms. (1127 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[874] Max Struct:[+inf]
[2025-06-01 09:40:20] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:40:20] [INFO ] Invariant cache hit.
[2025-06-01 09:40:20] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:40:20] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2025-06-01 09:40:20] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 09:40:20] [INFO ] [Real]Added 15 Read/Feed constraints in 5 ms returned sat
[2025-06-01 09:40:20] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:40:20] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:40:20] [INFO ] [Nat]Absence check using state equation in 44 ms returned sat
[2025-06-01 09:40:20] [INFO ] [Nat]Added 15 Read/Feed constraints in 4 ms returned sat
[2025-06-01 09:40:20] [INFO ] Deduced a trap composed of 23 places in 51 ms of which 1 ms to minimize.
[2025-06-01 09:40:20] [INFO ] Deduced a trap composed of 28 places in 55 ms of which 1 ms to minimize.
[2025-06-01 09:40:20] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 122 ms
[2025-06-01 09:40:20] [INFO ] Computed and/alt/rep : 60/163/51 causal constraints (skipped 59 transitions) in 9 ms.
[2025-06-01 09:40:20] [INFO ] Added : 26 causal constraints over 6 iterations in 73 ms. Result :sat
Minimization took 34 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[874] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[874] Max Struct:[+inf]
Support contains 1 out of 73 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 186/186 transitions.
Applied a total of 0 rules in 2 ms. Remains 73 /73 variables (removed 0) and now considering 186/186 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 73/73 places, 186/186 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 186/186 transitions.
Applied a total of 0 rules in 2 ms. Remains 73 /73 variables (removed 0) and now considering 186/186 (removed 0) transitions.
[2025-06-01 09:40:23] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:40:23] [INFO ] Invariant cache hit.
[2025-06-01 09:40:23] [INFO ] Implicit Places using invariants in 94 ms returned []
[2025-06-01 09:40:23] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:40:23] [INFO ] Invariant cache hit.
[2025-06-01 09:40:24] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 09:40:24] [INFO ] Implicit Places using invariants and state equation in 223 ms returned []
Implicit Place search using SMT with State Equation took 331 ms to find 0 implicit places.
[2025-06-01 09:40:24] [INFO ] Redundant transitions in 1 ms returned []
Running 184 sub problems to find dead transitions.
[2025-06-01 09:40:24] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:40:24] [INFO ] Invariant cache hit.
[2025-06-01 09:40:24] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (OVERLAPS) 112/185 variables, 73/76 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/185 variables, 15/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (OVERLAPS) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Real declared 185/185 variables, and 91 constraints, problems are : Problem set: 0 solved, 184 unsolved in 7328 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 73/73 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 184 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (OVERLAPS) 112/185 variables, 73/76 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/185 variables, 15/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 184/275 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/185 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 6 (OVERLAPS) 0/185 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Int declared 185/185 variables, and 275 constraints, problems are : Problem set: 0 solved, 184 unsolved in 6920 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 73/73 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints]
After SMT, in 14437ms problems are : Problem set: 0 solved, 184 unsolved
Search for dead transitions found 0 dead transitions in 14441ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14782 ms. Remains : 73/73 places, 186/186 transitions.
[2025-06-01 09:40:38] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
Found an invariant !
This invariant on transitions {29=1, 32=1, 33=1, 54=1, 83=1, 109=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {25=1, 50=1, 95=1, 111=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 1) seen :[5]
Current structural bounds on expressions (after cover walk) : Max Seen:[874] Max Struct:[+inf]
[2025-06-01 09:40:38] [INFO ] Flatten gal took : 6 ms
[2025-06-01 09:40:38] [INFO ] Flatten gal took : 4 ms
[2025-06-01 09:40:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4791776065895308104.gal : 1 ms
[2025-06-01 09:40:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4837152057355450652.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4791776065895308104.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4837152057355450652.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
RANDOM walk for 40009 steps (8 resets) in 87 ms. (454 steps per ms) remains 1/1 properties
Loading property file /tmp/ReachabilityCardinality4837152057355450652.prop.
BEST_FIRST walk for 40004 steps (8 resets) in 31 ms. (1250 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :31 after 923
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :923 after 103738
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :103738 after 7.00547e+07
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :7.00547e+07 after 4.05225e+11
Interrupted probabilistic random walk after 1785475 steps, run timeout after 3001 ms. (steps per millisecond=594 ) properties seen :0 out of 1
Probabilistic random walk after 1785475 steps, saw 1083811 distinct states, run finished after 3001 ms. (steps per millisecond=594 ) properties seen :0
[2025-06-01 09:40:41] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:40:41] [INFO ] Invariant cache hit.
[2025-06-01 09:40:41] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 62/66 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 8/74 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/74 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/74 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 91/165 variables, 52/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/165 variables, 14/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/165 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 6/171 variables, 1/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/171 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/182 variables, 10/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/182 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 3/185 variables, 2/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 185/185 variables, and 91 constraints, problems are : Problem set: 0 solved, 1 unsolved in 111 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 73/73 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 62/66 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 8/74 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/74 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/74 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 91/165 variables, 52/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/165 variables, 14/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/165 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 6/171 variables, 1/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/171 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 11/182 variables, 10/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/182 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 3/185 variables, 2/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/185 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/185 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 185/185 variables, and 92 constraints, problems are : Problem set: 0 solved, 1 unsolved in 111 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 73/73 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 236ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 2296 ms.
Support contains 1 out of 73 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 186/186 transitions.
Applied a total of 0 rules in 3 ms. Remains 73 /73 variables (removed 0) and now considering 186/186 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 73/73 places, 186/186 transitions.
RANDOM walk for 40003 steps (8 resets) in 55 ms. (714 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 29 ms. (1333 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1845373 steps, run timeout after 3001 ms. (steps per millisecond=614 ) properties seen :0 out of 1
Probabilistic random walk after 1845373 steps, saw 1121093 distinct states, run finished after 3001 ms. (steps per millisecond=614 ) properties seen :0
[2025-06-01 09:40:47] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:40:47] [INFO ] Invariant cache hit.
[2025-06-01 09:40:47] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 62/66 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 8/74 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/74 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/74 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 91/165 variables, 52/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/165 variables, 14/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/165 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 6/171 variables, 1/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/171 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/182 variables, 10/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/182 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 3/185 variables, 2/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 185/185 variables, and 91 constraints, problems are : Problem set: 0 solved, 1 unsolved in 100 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 73/73 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 62/66 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 8/74 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/74 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/74 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 91/165 variables, 52/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/165 variables, 14/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/165 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 6/171 variables, 1/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/171 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 11/182 variables, 10/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/182 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 3/185 variables, 2/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/185 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/185 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 185/185 variables, and 92 constraints, problems are : Problem set: 0 solved, 1 unsolved in 100 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 73/73 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 205ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 2298 ms.
Support contains 1 out of 73 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 186/186 transitions.
Applied a total of 0 rules in 3 ms. Remains 73 /73 variables (removed 0) and now considering 186/186 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 73/73 places, 186/186 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 186/186 transitions.
Applied a total of 0 rules in 2 ms. Remains 73 /73 variables (removed 0) and now considering 186/186 (removed 0) transitions.
[2025-06-01 09:40:49] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:40:49] [INFO ] Invariant cache hit.
[2025-06-01 09:40:50] [INFO ] Implicit Places using invariants in 99 ms returned []
[2025-06-01 09:40:50] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:40:50] [INFO ] Invariant cache hit.
[2025-06-01 09:40:50] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 09:40:50] [INFO ] Implicit Places using invariants and state equation in 178 ms returned []
Implicit Place search using SMT with State Equation took 278 ms to find 0 implicit places.
[2025-06-01 09:40:50] [INFO ] Redundant transitions in 0 ms returned []
Running 184 sub problems to find dead transitions.
[2025-06-01 09:40:50] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2025-06-01 09:40:50] [INFO ] Invariant cache hit.
[2025-06-01 09:40:50] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (OVERLAPS) 112/185 variables, 73/76 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/185 variables, 15/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :4.05225e+11 after 2.08059e+16
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (OVERLAPS) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Real declared 185/185 variables, and 91 constraints, problems are : Problem set: 0 solved, 184 unsolved in 4530 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 73/73 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 184 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (OVERLAPS) 112/185 variables, 73/76 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/185 variables, 15/91 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 184/275 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/185 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 6 (OVERLAPS) 0/185 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Int declared 185/185 variables, and 275 constraints, problems are : Problem set: 0 solved, 184 unsolved in 5353 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 73/73 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints]
After SMT, in 9997ms problems are : Problem set: 0 solved, 184 unsolved
Search for dead transitions found 0 dead transitions in 9999ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10286 ms. Remains : 73/73 places, 186/186 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 74 transitions
Reduce isomorphic transitions removed 74 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 80 rules applied. Total rules applied 80 place count 73 transition count 106
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 86 place count 67 transition count 106
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 12 Pre rules applied. Total rules applied 86 place count 67 transition count 94
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 110 place count 55 transition count 94
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: 15
Deduced a syphon composed of 15 places in 0 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 2 with 30 rules applied. Total rules applied 140 place count 40 transition count 79
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 147 place count 33 transition count 65
Iterating global reduction 2 with 7 rules applied. Total rules applied 154 place count 33 transition count 65
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 161 place count 26 transition count 51
Iterating global reduction 2 with 7 rules applied. Total rules applied 168 place count 26 transition count 51
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 175 place count 19 transition count 37
Iterating global reduction 2 with 7 rules applied. Total rules applied 182 place count 19 transition count 37
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 189 place count 19 transition count 30
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 189 place count 19 transition count 29
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 191 place count 18 transition count 29
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 193 place count 17 transition count 29
Applied a total of 193 rules in 5 ms. Remains 17 /73 variables (removed 56) and now considering 29/186 (removed 157) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 29 rows 17 cols
[2025-06-01 09:41:00] [INFO ] Computed 3 invariants in 1 ms
[2025-06-01 09:41:00] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-01 09:41:00] [INFO ] After 14ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2025-06-01 09:41:00] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-06-01 09:41:00] [INFO ] After 4ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-01 09:41:00] [INFO ] After 40ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-01 09:41:00] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-01 09:41:00] [INFO ] After 11ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-06-01 09:41:00] [INFO ] After 3ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-01 09:41:00] [INFO ] After 6ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-01 09:41:00] [INFO ] After 41ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2025-06-01 09:41:00] [INFO ] Flatten gal took : 2 ms
[2025-06-01 09:41:00] [INFO ] Flatten gal took : 1 ms
[2025-06-01 09:41:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17081033382621917751.gal : 1 ms
[2025-06-01 09:41:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17791629968209807897.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17081033382621917751.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17791629968209807897.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality17791629968209807897.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :759 after 188231
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :188231 after 9.48316e+07
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :9.48316e+07 after 2.78362e+08
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :2.78362e+08 after 6.45066e+08
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :6.45066e+08 after 1.37812e+09
Detected timeout of ITS tools.
[2025-06-01 09:41:15] [INFO ] Flatten gal took : 4 ms
[2025-06-01 09:41:15] [INFO ] Applying decomposition
[2025-06-01 09:41:15] [INFO ] Flatten gal took : 1 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph713260958079498042.txt' '-o' '/tmp/graph713260958079498042.bin' '-w' '/tmp/graph713260958079498042.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph713260958079498042.bin' '-l' '-1' '-v' '-w' '/tmp/graph713260958079498042.weights' '-q' '0' '-e' '0.001'
[2025-06-01 09:41:15] [INFO ] Decomposing Gal with order
[2025-06-01 09:41:15] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 09:41:15] [INFO ] Removed a total of 24 redundant transitions.
[2025-06-01 09:41:15] [INFO ] Flatten gal took : 3 ms
[2025-06-01 09:41:15] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 0 ms.
[2025-06-01 09:41:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17547045254184627252.gal : 2 ms
[2025-06-01 09:41:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17994804965669052526.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17547045254184627252.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17994804965669052526.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality17994804965669052526.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 9
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :9 after 24
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :24 after 51
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :51 after 102
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :102 after 201
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :201 after 1530
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :1530 after 108099
Detected timeout of ITS tools.
[2025-06-01 09:41:28] [INFO ] Flatten gal took : 4 ms
[2025-06-01 09:41:28] [INFO ] Applying decomposition
[2025-06-01 09:41:28] [INFO ] Flatten gal took : 5 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph8269539296859238179.txt' '-o' '/tmp/graph8269539296859238179.bin' '-w' '/tmp/graph8269539296859238179.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph8269539296859238179.bin' '-l' '-1' '-v' '-w' '/tmp/graph8269539296859238179.weights' '-q' '0' '-e' '0.001'
[2025-06-01 09:41:28] [INFO ] Decomposing Gal with order
[2025-06-01 09:41:28] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 09:41:28] [INFO ] Removed a total of 315 redundant transitions.
[2025-06-01 09:41:28] [INFO ] Flatten gal took : 12 ms
[2025-06-01 09:41:28] [INFO ] Fuse similar labels procedure discarded/fused a total of 85 labels/synchronizations in 3 ms.
[2025-06-01 09:41:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16812180540366820159.gal : 2 ms
[2025-06-01 09:41:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17112795383414592577.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16812180540366820159.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17112795383414592577.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality17112795383414592577.prop.
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30163 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[874] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-b128-UpperBounds-10 in 116579 ms.
Starting property specific reduction for FunctionPointer-PT-b128-UpperBounds-13
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2025-06-01 09:41:30] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
// Phase 1: matrix 182 rows 115 cols
[2025-06-01 09:41:30] [INFO ] Computed 3 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 13 ms. (714 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[7] Max Struct:[+inf]
[2025-06-01 09:41:30] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
[2025-06-01 09:41:30] [INFO ] Invariant cache hit.
[2025-06-01 09:41:30] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:41:30] [INFO ] [Real]Absence check using state equation in 64 ms returned sat
[2025-06-01 09:41:30] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-01 09:41:30] [INFO ] [Real]Added 33 Read/Feed constraints in 10 ms returned sat
[2025-06-01 09:41:30] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:41:30] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:41:30] [INFO ] [Nat]Absence check using state equation in 61 ms returned sat
[2025-06-01 09:41:30] [INFO ] [Nat]Added 33 Read/Feed constraints in 9 ms returned sat
[2025-06-01 09:41:30] [INFO ] Deduced a trap composed of 26 places in 81 ms of which 2 ms to minimize.
[2025-06-01 09:41:30] [INFO ] Deduced a trap composed of 33 places in 82 ms of which 2 ms to minimize.
[2025-06-01 09:41:30] [INFO ] Deduced a trap composed of 20 places in 81 ms of which 2 ms to minimize.
[2025-06-01 09:41:30] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 277 ms
[2025-06-01 09:41:30] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 15 ms.
[2025-06-01 09:41:30] [INFO ] Added : 13 causal constraints over 4 iterations in 91 ms. Result :sat
Minimization took 46 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[7] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[7] Max Struct:[+inf]
Support contains 1 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 279/279 transitions.
Graph (complete) has 477 edges and 115 vertex of which 112 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 112 transition count 274
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 11 place count 107 transition count 262
Iterating global reduction 1 with 5 rules applied. Total rules applied 16 place count 107 transition count 262
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 18 place count 107 transition count 260
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 22 place count 103 transition count 252
Iterating global reduction 2 with 4 rules applied. Total rules applied 26 place count 103 transition count 252
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 30 place count 99 transition count 240
Iterating global reduction 2 with 4 rules applied. Total rules applied 34 place count 99 transition count 240
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 38 place count 95 transition count 232
Iterating global reduction 2 with 4 rules applied. Total rules applied 42 place count 95 transition count 232
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 46 place count 91 transition count 224
Iterating global reduction 2 with 4 rules applied. Total rules applied 50 place count 91 transition count 224
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 54 place count 87 transition count 216
Iterating global reduction 2 with 4 rules applied. Total rules applied 58 place count 87 transition count 216
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 60 place count 85 transition count 212
Iterating global reduction 2 with 2 rules applied. Total rules applied 62 place count 85 transition count 212
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 64 place count 83 transition count 208
Iterating global reduction 2 with 2 rules applied. Total rules applied 66 place count 83 transition count 208
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 68 place count 81 transition count 204
Iterating global reduction 2 with 2 rules applied. Total rules applied 70 place count 81 transition count 204
Applied a total of 70 rules in 23 ms. Remains 81 /115 variables (removed 34) and now considering 204/279 (removed 75) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 81/115 places, 204/279 transitions.
[2025-06-01 09:41:31] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
Found an invariant !
This invariant on transitions {31=1, 63=1, 109=1, 123=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {31=1, 63=1, 109=1, 123=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 1) seen :[4]
Current structural bounds on expressions (after cover walk) : Max Seen:[7] Max Struct:[+inf]
[2025-06-01 09:41:31] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
// Phase 1: matrix 125 rows 81 cols
[2025-06-01 09:41:31] [INFO ] Computed 3 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[7] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 1536 ms. (650 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 817 ms. (1222 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[595] Max Struct:[+inf]
[2025-06-01 09:41:33] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
[2025-06-01 09:41:33] [INFO ] Invariant cache hit.
[2025-06-01 09:41:33] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:41:33] [INFO ] [Real]Absence check using state equation in 41 ms returned sat
[2025-06-01 09:41:33] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:41:33] [INFO ] [Real]Added 18 Read/Feed constraints in 6 ms returned sat
[2025-06-01 09:41:33] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:41:33] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:41:33] [INFO ] [Nat]Absence check using state equation in 36 ms returned sat
[2025-06-01 09:41:33] [INFO ] [Nat]Added 18 Read/Feed constraints in 4 ms returned sat
[2025-06-01 09:41:33] [INFO ] Deduced a trap composed of 17 places in 56 ms of which 2 ms to minimize.
[2025-06-01 09:41:33] [INFO ] Deduced a trap composed of 22 places in 57 ms of which 1 ms to minimize.
[2025-06-01 09:41:33] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 130 ms
[2025-06-01 09:41:33] [INFO ] Computed and/alt/rep : 59/193/53 causal constraints (skipped 70 transitions) in 10 ms.
[2025-06-01 09:41:33] [INFO ] Added : 10 causal constraints over 4 iterations in 57 ms. Result :sat
Minimization took 27 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[595] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[595] Max Struct:[+inf]
Support contains 1 out of 81 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 81/81 places, 204/204 transitions.
Applied a total of 0 rules in 2 ms. Remains 81 /81 variables (removed 0) and now considering 204/204 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 81/81 places, 204/204 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 81/81 places, 204/204 transitions.
Applied a total of 0 rules in 3 ms. Remains 81 /81 variables (removed 0) and now considering 204/204 (removed 0) transitions.
[2025-06-01 09:41:35] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
[2025-06-01 09:41:35] [INFO ] Invariant cache hit.
[2025-06-01 09:41:36] [INFO ] Implicit Places using invariants in 101 ms returned []
[2025-06-01 09:41:36] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
[2025-06-01 09:41:36] [INFO ] Invariant cache hit.
[2025-06-01 09:41:36] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:41:36] [INFO ] Implicit Places using invariants and state equation in 213 ms returned []
Implicit Place search using SMT with State Equation took 323 ms to find 0 implicit places.
[2025-06-01 09:41:36] [INFO ] Redundant transitions in 1 ms returned []
Running 202 sub problems to find dead transitions.
[2025-06-01 09:41:36] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
[2025-06-01 09:41:36] [INFO ] Invariant cache hit.
[2025-06-01 09:41:36] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/81 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 2 (OVERLAPS) 125/206 variables, 81/84 constraints. Problems are: Problem set: 0 solved, 202 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/206 variables, 18/102 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/206 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 5 (OVERLAPS) 0/206 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 202 unsolved
No progress, stopping.
After SMT solving in domain Real declared 206/206 variables, and 102 constraints, problems are : Problem set: 0 solved, 202 unsolved in 5459 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 81/81 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 202/202 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 202 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/81 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 2 (OVERLAPS) 125/206 variables, 81/84 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/206 variables, 18/102 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/206 variables, 202/304 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/206 variables, 0/304 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 6 (OVERLAPS) 0/206 variables, 0/304 constraints. Problems are: Problem set: 0 solved, 202 unsolved
No progress, stopping.
After SMT solving in domain Int declared 206/206 variables, and 304 constraints, problems are : Problem set: 0 solved, 202 unsolved in 9880 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 81/81 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 202/202 constraints, Known Traps: 0/0 constraints]
After SMT, in 15501ms problems are : Problem set: 0 solved, 202 unsolved
Search for dead transitions found 0 dead transitions in 15504ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15838 ms. Remains : 81/81 places, 204/204 transitions.
[2025-06-01 09:41:51] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
Found an invariant !
This invariant on transitions {31=1, 63=1, 109=1, 123=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {31=1, 63=1, 109=1, 123=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 45 ms. (steps per millisecond=222 ) properties (out of 1) seen :[5]
Current structural bounds on expressions (after cover walk) : Max Seen:[595] Max Struct:[+inf]
[2025-06-01 09:41:51] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
[2025-06-01 09:41:51] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[595] Max Struct:[+inf]
RANDOM walk for 1000002 steps (2 resets) in 1376 ms. (726 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 818 ms. (1221 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[595] Max Struct:[+inf]
[2025-06-01 09:41:54] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
[2025-06-01 09:41:54] [INFO ] Invariant cache hit.
[2025-06-01 09:41:54] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:41:54] [INFO ] [Real]Absence check using state equation in 59 ms returned sat
[2025-06-01 09:41:54] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:41:54] [INFO ] [Real]Added 18 Read/Feed constraints in 5 ms returned sat
[2025-06-01 09:41:54] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:41:54] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:41:54] [INFO ] [Nat]Absence check using state equation in 45 ms returned sat
[2025-06-01 09:41:54] [INFO ] [Nat]Added 18 Read/Feed constraints in 3 ms returned sat
[2025-06-01 09:41:54] [INFO ] Deduced a trap composed of 17 places in 53 ms of which 1 ms to minimize.
[2025-06-01 09:41:54] [INFO ] Deduced a trap composed of 22 places in 55 ms of which 2 ms to minimize.
[2025-06-01 09:41:54] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 127 ms
[2025-06-01 09:41:54] [INFO ] Computed and/alt/rep : 59/193/53 causal constraints (skipped 70 transitions) in 10 ms.
[2025-06-01 09:41:54] [INFO ] Added : 10 causal constraints over 4 iterations in 61 ms. Result :sat
Minimization took 31 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[595] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[595] Max Struct:[+inf]
Support contains 1 out of 81 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 81/81 places, 204/204 transitions.
Applied a total of 0 rules in 2 ms. Remains 81 /81 variables (removed 0) and now considering 204/204 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 81/81 places, 204/204 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 81/81 places, 204/204 transitions.
Applied a total of 0 rules in 3 ms. Remains 81 /81 variables (removed 0) and now considering 204/204 (removed 0) transitions.
[2025-06-01 09:41:56] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
[2025-06-01 09:41:56] [INFO ] Invariant cache hit.
[2025-06-01 09:41:56] [INFO ] Implicit Places using invariants in 158 ms returned []
[2025-06-01 09:41:56] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
[2025-06-01 09:41:56] [INFO ] Invariant cache hit.
[2025-06-01 09:41:56] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:41:56] [INFO ] Implicit Places using invariants and state equation in 213 ms returned []
Implicit Place search using SMT with State Equation took 373 ms to find 0 implicit places.
[2025-06-01 09:41:56] [INFO ] Redundant transitions in 0 ms returned []
Running 202 sub problems to find dead transitions.
[2025-06-01 09:41:56] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
[2025-06-01 09:41:56] [INFO ] Invariant cache hit.
[2025-06-01 09:41:56] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/81 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 2 (OVERLAPS) 125/206 variables, 81/84 constraints. Problems are: Problem set: 0 solved, 202 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/206 variables, 18/102 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/206 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 5 (OVERLAPS) 0/206 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 202 unsolved
No progress, stopping.
After SMT solving in domain Real declared 206/206 variables, and 102 constraints, problems are : Problem set: 0 solved, 202 unsolved in 5607 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 81/81 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 202/202 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 202 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/81 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 2 (OVERLAPS) 125/206 variables, 81/84 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/206 variables, 18/102 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/206 variables, 202/304 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/206 variables, 0/304 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 6 (OVERLAPS) 0/206 variables, 0/304 constraints. Problems are: Problem set: 0 solved, 202 unsolved
No progress, stopping.
After SMT solving in domain Int declared 206/206 variables, and 304 constraints, problems are : Problem set: 0 solved, 202 unsolved in 9532 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 81/81 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 202/202 constraints, Known Traps: 0/0 constraints]
After SMT, in 15302ms problems are : Problem set: 0 solved, 202 unsolved
Search for dead transitions found 0 dead transitions in 15305ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15687 ms. Remains : 81/81 places, 204/204 transitions.
[2025-06-01 09:42:12] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
Found an invariant !
This invariant on transitions {31=1, 63=1, 109=1, 123=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {31=1, 63=1, 109=1, 123=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 1) seen :[4]
Current structural bounds on expressions (after cover walk) : Max Seen:[595] Max Struct:[+inf]
[2025-06-01 09:42:12] [INFO ] Flatten gal took : 7 ms
[2025-06-01 09:42:12] [INFO ] Flatten gal took : 5 ms
[2025-06-01 09:42:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8095237254839267411.gal : 2 ms
[2025-06-01 09:42:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11801079229553388385.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8095237254839267411.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11801079229553388385.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40001 steps (8 resets) in 79 ms. (500 steps per ms) remains 1/1 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
BEST_FIRST walk for 40004 steps (8 resets) in 36 ms. (1081 steps per ms) remains 1/1 properties
Loading property file /tmp/ReachabilityCardinality11801079229553388385.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :31 after 1045
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1045 after 158850
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :158850 after 1.90899e+08
Interrupted probabilistic random walk after 1723801 steps, run timeout after 3001 ms. (steps per millisecond=574 ) properties seen :0 out of 1
Probabilistic random walk after 1723801 steps, saw 1107780 distinct states, run finished after 3001 ms. (steps per millisecond=574 ) properties seen :0
[2025-06-01 09:42:15] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
[2025-06-01 09:42:15] [INFO ] Invariant cache hit.
[2025-06-01 09:42:15] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 71/82 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/82 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/92 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/92 variables, 4/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/92 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 97/189 variables, 57/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/189 variables, 18/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/189 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 6/195 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/195 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 10/205 variables, 10/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/205 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/206 variables, 1/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/206 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/206 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 206/206 variables, and 102 constraints, problems are : Problem set: 0 solved, 1 unsolved in 106 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 81/81 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 71/82 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/82 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/82 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 10/92 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/92 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/92 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 97/189 variables, 57/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/189 variables, 18/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/189 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 6/195 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/195 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 10/205 variables, 10/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/205 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/206 variables, 1/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/206 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/206 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 206/206 variables, and 103 constraints, problems are : Problem set: 0 solved, 1 unsolved in 107 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 81/81 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 219ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 984 ms.
Support contains 1 out of 81 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 81/81 places, 204/204 transitions.
Applied a total of 0 rules in 3 ms. Remains 81 /81 variables (removed 0) and now considering 204/204 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 81/81 places, 204/204 transitions.
RANDOM walk for 40006 steps (8 resets) in 61 ms. (645 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 38 ms. (1025 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :1.90899e+08 after 3.33897e+12
Interrupted probabilistic random walk after 1858800 steps, run timeout after 3001 ms. (steps per millisecond=619 ) properties seen :0 out of 1
Probabilistic random walk after 1858800 steps, saw 1200448 distinct states, run finished after 3005 ms. (steps per millisecond=618 ) properties seen :0
[2025-06-01 09:42:19] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
[2025-06-01 09:42:19] [INFO ] Invariant cache hit.
[2025-06-01 09:42:19] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 71/82 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/82 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/92 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/92 variables, 4/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/92 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 97/189 variables, 57/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/189 variables, 18/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/189 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 6/195 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/195 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 10/205 variables, 10/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/205 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/206 variables, 1/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/206 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/206 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 206/206 variables, and 102 constraints, problems are : Problem set: 0 solved, 1 unsolved in 110 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 81/81 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 71/82 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/82 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/82 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 10/92 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/92 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/92 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 97/189 variables, 57/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/189 variables, 18/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/189 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 6/195 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/195 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 10/205 variables, 10/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/205 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/206 variables, 1/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/206 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/206 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 206/206 variables, and 103 constraints, problems are : Problem set: 0 solved, 1 unsolved in 107 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 81/81 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 249ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 993 ms.
Support contains 1 out of 81 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 81/81 places, 204/204 transitions.
Applied a total of 0 rules in 3 ms. Remains 81 /81 variables (removed 0) and now considering 204/204 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 81/81 places, 204/204 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 81/81 places, 204/204 transitions.
Applied a total of 0 rules in 3 ms. Remains 81 /81 variables (removed 0) and now considering 204/204 (removed 0) transitions.
[2025-06-01 09:42:20] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
[2025-06-01 09:42:20] [INFO ] Invariant cache hit.
[2025-06-01 09:42:20] [INFO ] Implicit Places using invariants in 96 ms returned []
[2025-06-01 09:42:20] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
[2025-06-01 09:42:20] [INFO ] Invariant cache hit.
[2025-06-01 09:42:20] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:42:21] [INFO ] Implicit Places using invariants and state equation in 169 ms returned []
Implicit Place search using SMT with State Equation took 285 ms to find 0 implicit places.
[2025-06-01 09:42:21] [INFO ] Redundant transitions in 0 ms returned []
Running 202 sub problems to find dead transitions.
[2025-06-01 09:42:21] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
[2025-06-01 09:42:21] [INFO ] Invariant cache hit.
[2025-06-01 09:42:21] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/81 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 2 (OVERLAPS) 125/206 variables, 81/84 constraints. Problems are: Problem set: 0 solved, 202 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/206 variables, 18/102 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/206 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 5 (OVERLAPS) 0/206 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 202 unsolved
No progress, stopping.
After SMT solving in domain Real declared 206/206 variables, and 102 constraints, problems are : Problem set: 0 solved, 202 unsolved in 3739 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 81/81 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 202/202 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 202 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/81 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 2 (OVERLAPS) 125/206 variables, 81/84 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/206 variables, 18/102 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/206 variables, 202/304 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/206 variables, 0/304 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 6 (OVERLAPS) 0/206 variables, 0/304 constraints. Problems are: Problem set: 0 solved, 202 unsolved
No progress, stopping.
After SMT solving in domain Int declared 206/206 variables, and 304 constraints, problems are : Problem set: 0 solved, 202 unsolved in 6437 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 81/81 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 202/202 constraints, Known Traps: 0/0 constraints]
After SMT, in 10332ms problems are : Problem set: 0 solved, 202 unsolved
Search for dead transitions found 0 dead transitions in 10336ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10630 ms. Remains : 81/81 places, 204/204 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 79 transitions
Reduce isomorphic transitions removed 79 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 0 with 86 rules applied. Total rules applied 86 place count 81 transition count 118
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 93 place count 74 transition count 118
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 16 Pre rules applied. Total rules applied 93 place count 74 transition count 102
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 125 place count 58 transition count 102
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: 15
Deduced a syphon composed of 15 places in 0 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 2 with 30 rules applied. Total rules applied 155 place count 43 transition count 87
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 162 place count 36 transition count 73
Iterating global reduction 2 with 7 rules applied. Total rules applied 169 place count 36 transition count 73
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 176 place count 29 transition count 59
Iterating global reduction 2 with 7 rules applied. Total rules applied 183 place count 29 transition count 59
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 190 place count 22 transition count 45
Iterating global reduction 2 with 7 rules applied. Total rules applied 197 place count 22 transition count 45
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 204 place count 22 transition count 38
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 204 place count 22 transition count 37
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 206 place count 21 transition count 37
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 208 place count 20 transition count 37
Applied a total of 208 rules in 10 ms. Remains 20 /81 variables (removed 61) and now considering 37/204 (removed 167) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 37 rows 20 cols
[2025-06-01 09:42:31] [INFO ] Computed 3 invariants in 0 ms
[2025-06-01 09:42:31] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-01 09:42:31] [INFO ] After 105ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2025-06-01 09:42:31] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-06-01 09:42:31] [INFO ] After 4ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-01 09:42:31] [INFO ] After 149ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-01 09:42:31] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-01 09:42:31] [INFO ] After 14ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-06-01 09:42:31] [INFO ] After 20ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-01 09:42:31] [INFO ] After 24ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-01 09:42:31] [INFO ] After 79ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2025-06-01 09:42:31] [INFO ] Flatten gal took : 2 ms
[2025-06-01 09:42:31] [INFO ] Flatten gal took : 1 ms
[2025-06-01 09:42:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11715825798007038391.gal : 1 ms
[2025-06-01 09:42:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6351459633049806497.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11715825798007038391.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6351459633049806497.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality6351459633049806497.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :759 after 441230
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :441230 after 6.32845e+09
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :6.32845e+09 after 5.42758e+10
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :5.42758e+10 after 2.91075e+11
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :3.33897e+12 after 1.28264e+18
Detected timeout of ITS tools.
[2025-06-01 09:42:46] [INFO ] Flatten gal took : 2 ms
[2025-06-01 09:42:46] [INFO ] Applying decomposition
[2025-06-01 09:42:46] [INFO ] Flatten gal took : 1 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph11259220481930123072.txt' '-o' '/tmp/graph11259220481930123072.bin' '-w' '/tmp/graph11259220481930123072.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph11259220481930123072.bin' '-l' '-1' '-v' '-w' '/tmp/graph11259220481930123072.weights' '-q' '0' '-e' '0.001'
[2025-06-01 09:42:46] [INFO ] Decomposing Gal with order
[2025-06-01 09:42:46] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 09:42:46] [INFO ] Removed a total of 30 redundant transitions.
[2025-06-01 09:42:46] [INFO ] Flatten gal took : 2 ms
[2025-06-01 09:42:46] [INFO ] Fuse similar labels procedure discarded/fused a total of 6 labels/synchronizations in 1 ms.
[2025-06-01 09:42:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11126406894666497804.gal : 1 ms
[2025-06-01 09:42:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10030149012599188122.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11126406894666497804.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10030149012599188122.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality10030149012599188122.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :759 after 139843
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :139843 after 9.4116e+07
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :9.4116e+07 after 2.77289e+08
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :2.77289e+08 after 6.43635e+08
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :6.43635e+08 after 1.37633e+09
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30350 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-01 09:43:01] [INFO ] Flatten gal took : 5 ms
[2025-06-01 09:43:01] [INFO ] Applying decomposition
[2025-06-01 09:43:01] [INFO ] Flatten gal took : 4 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph8444480899258081086.txt' '-o' '/tmp/graph8444480899258081086.bin' '-w' '/tmp/graph8444480899258081086.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph8444480899258081086.bin' '-l' '-1' '-v' '-w' '/tmp/graph8444480899258081086.weights' '-q' '0' '-e' '0.001'
[2025-06-01 09:43:01] [INFO ] Decomposing Gal with order
[2025-06-01 09:43:01] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 09:43:01] [INFO ] Removed a total of 346 redundant transitions.
[2025-06-01 09:43:01] [INFO ] Flatten gal took : 11 ms
[2025-06-01 09:43:01] [INFO ] Fuse similar labels procedure discarded/fused a total of 108 labels/synchronizations in 2 ms.
[2025-06-01 09:43:01] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16074533825631415948.gal : 2 ms
[2025-06-01 09:43:01] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15253317007967955809.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16074533825631415948.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15253317007967955809.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality15253317007967955809.prop.
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[595] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-b128-UpperBounds-13 in 141496 ms.
Starting property specific reduction for FunctionPointer-PT-b128-UpperBounds-14
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2025-06-01 09:43:51] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
// Phase 1: matrix 182 rows 115 cols
[2025-06-01 09:43:51] [INFO ] Computed 3 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10002 steps (2 resets) in 15 ms. (625 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[+inf]
[2025-06-01 09:43:51] [INFO ] Flow matrix only has 182 transitions (discarded 97 similar events)
[2025-06-01 09:43:51] [INFO ] Invariant cache hit.
[2025-06-01 09:43:51] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:43:51] [INFO ] [Real]Absence check using state equation in 61 ms returned sat
[2025-06-01 09:43:51] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-01 09:43:51] [INFO ] [Real]Added 33 Read/Feed constraints in 12 ms returned sat
[2025-06-01 09:43:52] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:43:52] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:43:52] [INFO ] [Nat]Absence check using state equation in 64 ms returned sat
[2025-06-01 09:43:52] [INFO ] [Nat]Added 33 Read/Feed constraints in 15 ms returned sat
[2025-06-01 09:43:52] [INFO ] Computed and/alt/rep : 57/292/55 causal constraints (skipped 125 transitions) in 23 ms.
[2025-06-01 09:43:52] [INFO ] Added : 20 causal constraints over 5 iterations in 157 ms. Result :sat
Minimization took 68 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[+inf]
Support contains 1 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 279/279 transitions.
Graph (complete) has 477 edges and 115 vertex of which 112 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 112 transition count 274
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 11 place count 107 transition count 262
Iterating global reduction 1 with 5 rules applied. Total rules applied 16 place count 107 transition count 262
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 18 place count 107 transition count 260
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 22 place count 103 transition count 250
Iterating global reduction 2 with 4 rules applied. Total rules applied 26 place count 103 transition count 250
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 30 place count 99 transition count 238
Iterating global reduction 2 with 4 rules applied. Total rules applied 34 place count 99 transition count 238
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 38 place count 95 transition count 230
Iterating global reduction 2 with 4 rules applied. Total rules applied 42 place count 95 transition count 230
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 46 place count 91 transition count 222
Iterating global reduction 2 with 4 rules applied. Total rules applied 50 place count 91 transition count 222
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 54 place count 87 transition count 214
Iterating global reduction 2 with 4 rules applied. Total rules applied 58 place count 87 transition count 214
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 61 place count 84 transition count 208
Iterating global reduction 2 with 3 rules applied. Total rules applied 64 place count 84 transition count 208
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 67 place count 81 transition count 202
Iterating global reduction 2 with 3 rules applied. Total rules applied 70 place count 81 transition count 202
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 72 place count 79 transition count 198
Iterating global reduction 2 with 2 rules applied. Total rules applied 74 place count 79 transition count 198
Applied a total of 74 rules in 24 ms. Remains 79 /115 variables (removed 36) and now considering 198/279 (removed 81) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 79/115 places, 198/279 transitions.
[2025-06-01 09:43:52] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
Found an invariant !
This invariant on transitions {31=1, 60=1, 106=1, 121=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {30=1, 59=1, 105=1, 120=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 1) seen :[7]
Current structural bounds on expressions (after cover walk) : Max Seen:[7] Max Struct:[+inf]
[2025-06-01 09:43:52] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
// Phase 1: matrix 122 rows 79 cols
[2025-06-01 09:43:52] [INFO ] Computed 3 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[7] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 1399 ms. (714 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 806 ms. (1239 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[730] Max Struct:[+inf]
[2025-06-01 09:43:54] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:43:54] [INFO ] Invariant cache hit.
[2025-06-01 09:43:54] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-01 09:43:54] [INFO ] [Real]Absence check using state equation in 40 ms returned sat
[2025-06-01 09:43:54] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:43:54] [INFO ] [Real]Added 18 Read/Feed constraints in 4 ms returned sat
[2025-06-01 09:43:54] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:43:54] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:43:54] [INFO ] [Nat]Absence check using state equation in 40 ms returned sat
[2025-06-01 09:43:54] [INFO ] [Nat]Added 18 Read/Feed constraints in 5 ms returned sat
[2025-06-01 09:43:54] [INFO ] Computed and/alt/rep : 59/192/53 causal constraints (skipped 67 transitions) in 10 ms.
[2025-06-01 09:43:54] [INFO ] Added : 15 causal constraints over 4 iterations in 59 ms. Result :sat
Minimization took 28 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[730] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[730] Max Struct:[+inf]
Support contains 1 out of 79 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 198/198 transitions.
Applied a total of 0 rules in 2 ms. Remains 79 /79 variables (removed 0) and now considering 198/198 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 79/79 places, 198/198 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 198/198 transitions.
Applied a total of 0 rules in 3 ms. Remains 79 /79 variables (removed 0) and now considering 198/198 (removed 0) transitions.
[2025-06-01 09:43:56] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:43:56] [INFO ] Invariant cache hit.
[2025-06-01 09:43:57] [INFO ] Implicit Places using invariants in 94 ms returned []
[2025-06-01 09:43:57] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:43:57] [INFO ] Invariant cache hit.
[2025-06-01 09:43:57] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:43:57] [INFO ] Implicit Places using invariants and state equation in 280 ms returned []
Implicit Place search using SMT with State Equation took 378 ms to find 0 implicit places.
[2025-06-01 09:43:57] [INFO ] Redundant transitions in 0 ms returned []
Running 196 sub problems to find dead transitions.
[2025-06-01 09:43:57] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:43:57] [INFO ] Invariant cache hit.
[2025-06-01 09:43:57] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 2 (OVERLAPS) 122/201 variables, 79/82 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/201 variables, 18/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/201 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 5 (OVERLAPS) 0/201 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
No progress, stopping.
After SMT solving in domain Real declared 201/201 variables, and 100 constraints, problems are : Problem set: 0 solved, 196 unsolved in 7225 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 79/79 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 196/196 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 196 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 2 (OVERLAPS) 122/201 variables, 79/82 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/201 variables, 18/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/201 variables, 196/296 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/201 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 6 (OVERLAPS) 0/201 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 196 unsolved
No progress, stopping.
After SMT solving in domain Int declared 201/201 variables, and 296 constraints, problems are : Problem set: 0 solved, 196 unsolved in 7770 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 79/79 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 196/196 constraints, Known Traps: 0/0 constraints]
After SMT, in 15203ms problems are : Problem set: 0 solved, 196 unsolved
Search for dead transitions found 0 dead transitions in 15208ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15597 ms. Remains : 79/79 places, 198/198 transitions.
[2025-06-01 09:44:12] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
Found an invariant !
This invariant on transitions {31=1, 60=1, 106=1, 121=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {30=1, 59=1, 105=1, 120=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 1) seen :[9]
Current structural bounds on expressions (after cover walk) : Max Seen:[730] Max Struct:[+inf]
[2025-06-01 09:44:12] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:44:12] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[730] Max Struct:[+inf]
RANDOM walk for 1000001 steps (2 resets) in 1568 ms. (637 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 801 ms. (1246 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[730] Max Struct:[+inf]
[2025-06-01 09:44:15] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:44:15] [INFO ] Invariant cache hit.
[2025-06-01 09:44:15] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:44:15] [INFO ] [Real]Absence check using state equation in 39 ms returned sat
[2025-06-01 09:44:15] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:44:15] [INFO ] [Real]Added 18 Read/Feed constraints in 6 ms returned sat
[2025-06-01 09:44:15] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 09:44:15] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:44:15] [INFO ] [Nat]Absence check using state equation in 40 ms returned sat
[2025-06-01 09:44:15] [INFO ] [Nat]Added 18 Read/Feed constraints in 6 ms returned sat
[2025-06-01 09:44:15] [INFO ] Computed and/alt/rep : 59/192/53 causal constraints (skipped 67 transitions) in 9 ms.
[2025-06-01 09:44:15] [INFO ] Added : 15 causal constraints over 4 iterations in 58 ms. Result :sat
Minimization took 28 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[730] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[730] Max Struct:[+inf]
Support contains 1 out of 79 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 198/198 transitions.
Applied a total of 0 rules in 2 ms. Remains 79 /79 variables (removed 0) and now considering 198/198 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 79/79 places, 198/198 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 198/198 transitions.
Applied a total of 0 rules in 2 ms. Remains 79 /79 variables (removed 0) and now considering 198/198 (removed 0) transitions.
[2025-06-01 09:44:17] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:44:17] [INFO ] Invariant cache hit.
[2025-06-01 09:44:17] [INFO ] Implicit Places using invariants in 101 ms returned []
[2025-06-01 09:44:17] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:44:17] [INFO ] Invariant cache hit.
[2025-06-01 09:44:17] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:44:17] [INFO ] Implicit Places using invariants and state equation in 159 ms returned []
Implicit Place search using SMT with State Equation took 275 ms to find 0 implicit places.
[2025-06-01 09:44:17] [INFO ] Redundant transitions in 0 ms returned []
Running 196 sub problems to find dead transitions.
[2025-06-01 09:44:17] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:44:17] [INFO ] Invariant cache hit.
[2025-06-01 09:44:17] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 2 (OVERLAPS) 122/201 variables, 79/82 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/201 variables, 18/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/201 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 5 (OVERLAPS) 0/201 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
No progress, stopping.
After SMT solving in domain Real declared 201/201 variables, and 100 constraints, problems are : Problem set: 0 solved, 196 unsolved in 7735 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 79/79 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 196/196 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 196 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 2 (OVERLAPS) 122/201 variables, 79/82 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/201 variables, 18/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/201 variables, 196/296 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/201 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 6 (OVERLAPS) 0/201 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 196 unsolved
No progress, stopping.
After SMT solving in domain Int declared 201/201 variables, and 296 constraints, problems are : Problem set: 0 solved, 196 unsolved in 6696 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 79/79 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 196/196 constraints, Known Traps: 0/0 constraints]
After SMT, in 14617ms problems are : Problem set: 0 solved, 196 unsolved
Search for dead transitions found 0 dead transitions in 14619ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14902 ms. Remains : 79/79 places, 198/198 transitions.
[2025-06-01 09:44:32] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
Found an invariant !
This invariant on transitions {31=1, 60=1, 106=1, 121=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {30=1, 59=1, 105=1, 120=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 1) seen :[8]
Current structural bounds on expressions (after cover walk) : Max Seen:[730] Max Struct:[+inf]
[2025-06-01 09:44:32] [INFO ] Flatten gal took : 5 ms
[2025-06-01 09:44:32] [INFO ] Flatten gal took : 5 ms
[2025-06-01 09:44:32] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6128376426033842320.gal : 2 ms
[2025-06-01 09:44:32] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4274007827812690180.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6128376426033842320.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4274007827812690180.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40007 steps (8 resets) in 86 ms. (459 steps per ms) remains 1/1 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality4274007827812690180.prop.
BEST_FIRST walk for 40004 steps (8 resets) in 37 ms. (1052 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :31 after 1040
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1040 after 155244
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :155244 after 1.77406e+08
Interrupted probabilistic random walk after 1667841 steps, run timeout after 3001 ms. (steps per millisecond=555 ) properties seen :0 out of 1
Probabilistic random walk after 1667841 steps, saw 1038040 distinct states, run finished after 3001 ms. (steps per millisecond=555 ) properties seen :0
[2025-06-01 09:44:35] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:44:35] [INFO ] Invariant cache hit.
[2025-06-01 09:44:35] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 71/75 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 7/82 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/82 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/82 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 100/182 variables, 57/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/182 variables, 17/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/182 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 6/188 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/188 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 10/198 variables, 10/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/198 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 3/201 variables, 2/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/201 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/201 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 201/201 variables, and 100 constraints, problems are : Problem set: 0 solved, 1 unsolved in 107 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 79/79 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 71/75 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/75 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/75 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/82 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/82 variables, 3/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/82 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 100/182 variables, 57/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/182 variables, 17/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/182 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 6/188 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/188 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 10/198 variables, 10/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/198 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 3/201 variables, 2/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/201 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/201 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 201/201 variables, and 101 constraints, problems are : Problem set: 0 solved, 1 unsolved in 110 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 79/79 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 222ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1143 ms.
Support contains 1 out of 79 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 198/198 transitions.
Applied a total of 0 rules in 3 ms. Remains 79 /79 variables (removed 0) and now considering 198/198 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 79/79 places, 198/198 transitions.
RANDOM walk for 40001 steps (8 resets) in 87 ms. (454 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 31 ms. (1250 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :1.77406e+08 after 2.78305e+12
Interrupted probabilistic random walk after 1758785 steps, run timeout after 3001 ms. (steps per millisecond=586 ) properties seen :0 out of 1
Probabilistic random walk after 1758785 steps, saw 1094648 distinct states, run finished after 3001 ms. (steps per millisecond=586 ) properties seen :0
[2025-06-01 09:44:39] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:44:39] [INFO ] Invariant cache hit.
[2025-06-01 09:44:39] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 71/75 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 7/82 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/82 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/82 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 100/182 variables, 57/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/182 variables, 17/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/182 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 6/188 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/188 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 10/198 variables, 10/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/198 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 3/201 variables, 2/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/201 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/201 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 201/201 variables, and 100 constraints, problems are : Problem set: 0 solved, 1 unsolved in 102 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 79/79 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 71/75 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/75 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/75 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/82 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/82 variables, 3/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/82 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 100/182 variables, 57/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/182 variables, 17/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/182 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 6/188 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/188 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 10/198 variables, 10/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/198 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 3/201 variables, 2/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/201 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/201 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 201/201 variables, and 101 constraints, problems are : Problem set: 0 solved, 1 unsolved in 106 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 79/79 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 229ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 955 ms.
Support contains 1 out of 79 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 198/198 transitions.
Applied a total of 0 rules in 3 ms. Remains 79 /79 variables (removed 0) and now considering 198/198 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 79/79 places, 198/198 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 198/198 transitions.
Applied a total of 0 rules in 2 ms. Remains 79 /79 variables (removed 0) and now considering 198/198 (removed 0) transitions.
[2025-06-01 09:44:41] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:44:41] [INFO ] Invariant cache hit.
[2025-06-01 09:44:41] [INFO ] Implicit Places using invariants in 93 ms returned []
[2025-06-01 09:44:41] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:44:41] [INFO ] Invariant cache hit.
[2025-06-01 09:44:41] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-06-01 09:44:41] [INFO ] Implicit Places using invariants and state equation in 169 ms returned []
Implicit Place search using SMT with State Equation took 264 ms to find 0 implicit places.
[2025-06-01 09:44:41] [INFO ] Redundant transitions in 0 ms returned []
Running 196 sub problems to find dead transitions.
[2025-06-01 09:44:41] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2025-06-01 09:44:41] [INFO ] Invariant cache hit.
[2025-06-01 09:44:41] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 2 (OVERLAPS) 122/201 variables, 79/82 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/201 variables, 18/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/201 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 5 (OVERLAPS) 0/201 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
No progress, stopping.
After SMT solving in domain Real declared 201/201 variables, and 100 constraints, problems are : Problem set: 0 solved, 196 unsolved in 4647 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 79/79 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 196/196 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 196 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 2 (OVERLAPS) 122/201 variables, 79/82 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/201 variables, 18/100 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/201 variables, 196/296 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/201 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 6 (OVERLAPS) 0/201 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 196 unsolved
No progress, stopping.
After SMT solving in domain Int declared 201/201 variables, and 296 constraints, problems are : Problem set: 0 solved, 196 unsolved in 5422 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 79/79 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 196/196 constraints, Known Traps: 0/0 constraints]
After SMT, in 10219ms problems are : Problem set: 0 solved, 196 unsolved
Search for dead transitions found 0 dead transitions in 10221ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10493 ms. Remains : 79/79 places, 198/198 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 76 transitions
Reduce isomorphic transitions removed 76 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 84 rules applied. Total rules applied 84 place count 79 transition count 114
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 92 place count 71 transition count 114
Performed 13 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 13 Pre rules applied. Total rules applied 92 place count 71 transition count 101
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 2 with 26 rules applied. Total rules applied 118 place count 58 transition count 101
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 150 place count 42 transition count 85
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 157 place count 35 transition count 71
Iterating global reduction 2 with 7 rules applied. Total rules applied 164 place count 35 transition count 71
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 171 place count 28 transition count 57
Iterating global reduction 2 with 7 rules applied. Total rules applied 178 place count 28 transition count 57
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 185 place count 21 transition count 43
Iterating global reduction 2 with 7 rules applied. Total rules applied 192 place count 21 transition count 43
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 199 place count 21 transition count 36
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 199 place count 21 transition count 35
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 201 place count 20 transition count 35
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 203 place count 19 transition count 36
Applied a total of 203 rules in 13 ms. Remains 19 /79 variables (removed 60) and now considering 36/198 (removed 162) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 36 rows 19 cols
[2025-06-01 09:44:51] [INFO ] Computed 3 invariants in 0 ms
[2025-06-01 09:44:51] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-01 09:44:51] [INFO ] After 36ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-01 09:44:51] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 09:44:51] [INFO ] After 13ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-06-01 09:44:51] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-06-01 09:44:51] [INFO ] After 3ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-01 09:44:51] [INFO ] After 8ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-01 09:44:51] [INFO ] After 48ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2025-06-01 09:44:51] [INFO ] Flatten gal took : 1 ms
[2025-06-01 09:44:51] [INFO ] Flatten gal took : 1 ms
[2025-06-01 09:44:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7849851939066574032.gal : 1 ms
[2025-06-01 09:44:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10595625987662035594.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7849851939066574032.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10595625987662035594.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality10595625987662035594.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :759 after 441230
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :441230 after 6.32845e+09
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :6.32845e+09 after 5.42758e+10
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :5.42758e+10 after 2.91075e+11
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :2.78305e+12 after 8.75832e+17
Detected timeout of ITS tools.
[2025-06-01 09:45:06] [INFO ] Flatten gal took : 1 ms
[2025-06-01 09:45:06] [INFO ] Applying decomposition
[2025-06-01 09:45:06] [INFO ] Flatten gal took : 1 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph16824828209428759451.txt' '-o' '/tmp/graph16824828209428759451.bin' '-w' '/tmp/graph16824828209428759451.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph16824828209428759451.bin' '-l' '-1' '-v' '-w' '/tmp/graph16824828209428759451.weights' '-q' '0' '-e' '0.001'
[2025-06-01 09:45:06] [INFO ] Decomposing Gal with order
[2025-06-01 09:45:06] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 09:45:06] [INFO ] Removed a total of 42 redundant transitions.
[2025-06-01 09:45:06] [INFO ] Flatten gal took : 3 ms
[2025-06-01 09:45:06] [INFO ] Fuse similar labels procedure discarded/fused a total of 4 labels/synchronizations in 0 ms.
[2025-06-01 09:45:06] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14268888006677890954.gal : 16 ms
[2025-06-01 09:45:06] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18282541147367169646.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14268888006677890954.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18282541147367169646.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality18282541147367169646.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30215 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-01 09:45:21] [INFO ] Flatten gal took : 6 ms
[2025-06-01 09:45:21] [INFO ] Applying decomposition
[2025-06-01 09:45:21] [INFO ] Flatten gal took : 9 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph14663209464079259110.txt' '-o' '/tmp/graph14663209464079259110.bin' '-w' '/tmp/graph14663209464079259110.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph14663209464079259110.bin' '-l' '-1' '-v' '-w' '/tmp/graph14663209464079259110.weights' '-q' '0' '-e' '0.001'
[2025-06-01 09:45:21] [INFO ] Decomposing Gal with order
[2025-06-01 09:45:21] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 09:45:21] [INFO ] Removed a total of 334 redundant transitions.
[2025-06-01 09:45:21] [INFO ] Flatten gal took : 13 ms
[2025-06-01 09:45:21] [INFO ] Fuse similar labels procedure discarded/fused a total of 99 labels/synchronizations in 3 ms.
[2025-06-01 09:45:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5433311133542918151.gal : 6 ms
[2025-06-01 09:45:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15334832369296977230.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5433311133542918151.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15334832369296977230.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality15334832369296977230.prop.
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[730] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-b128-UpperBounds-14 in 139981 ms.
[2025-06-01 09:46:11] [INFO ] Flatten gal took : 7 ms
[2025-06-01 09:46:11] [INFO ] Applying decomposition
[2025-06-01 09:46:11] [INFO ] Flatten gal took : 6 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph17614145322256956844.txt' '-o' '/tmp/graph17614145322256956844.bin' '-w' '/tmp/graph17614145322256956844.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph17614145322256956844.bin' '-l' '-1' '-v' '-w' '/tmp/graph17614145322256956844.weights' '-q' '0' '-e' '0.001'
[2025-06-01 09:46:11] [INFO ] Decomposing Gal with order
[2025-06-01 09:46:11] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 09:46:11] [INFO ] Removed a total of 477 redundant transitions.
[2025-06-01 09:46:11] [INFO ] Flatten gal took : 16 ms
[2025-06-01 09:46:11] [INFO ] Fuse similar labels procedure discarded/fused a total of 166 labels/synchronizations in 5 ms.
[2025-06-01 09:46:11] [INFO ] Time to serialize gal into /tmp/UpperBounds7798832175526425765.gal : 3 ms
[2025-06-01 09:46:11] [INFO ] Time to serialize properties into /tmp/UpperBounds10601786585534941036.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds7798832175526425765.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds10601786585534941036.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...284
Loading property file /tmp/UpperBounds10601786585534941036.prop.
Detected timeout of ITS tools.
[2025-06-01 10:14:20] [INFO ] Flatten gal took : 7 ms
[2025-06-01 10:14:21] [INFO ] Time to serialize gal into /tmp/UpperBounds31438650714150482.gal : 2 ms
[2025-06-01 10:14:21] [INFO ] Time to serialize properties into /tmp/UpperBounds10417795885320252541.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds31438650714150482.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds10417795885320252541.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...303
Loading property file /tmp/UpperBounds10417795885320252541.prop.

BK_TIME_CONFINEMENT_REACHED

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="FunctionPointer-PT-b128"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2024"
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 gold2024"
echo " Input is FunctionPointer-PT-b128, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r111-smll-174867015800014"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FunctionPointer-PT-b128.tgz
mv FunctionPointer-PT-b128 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "UpperBounds.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;