Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r175-smll-177961111800055.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool gold2025
Input is LamportFastMutEx-PT-7, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r175-smll-177961111800055
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.4M
-rw-r--r-- 1 mcc users 17K Mar 7 16:45 CTLCardinality.txt
-rw-r--r-- 1 mcc users 100K Mar 7 16:45 CTLCardinality.xml
-rw-r--r-- 1 mcc users 28K Mar 7 16:45 CTLFireability.txt
-rw-r--r-- 1 mcc users 150K Mar 7 16:45 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 14K Mar 15 11:12 LTLCardinality.txt
-rw-r--r-- 1 mcc users 59K Mar 15 11:12 LTLCardinality.xml
-rw-r--r-- 1 mcc users 13K Mar 15 11:12 LTLFireability.txt
-rw-r--r-- 1 mcc users 58K Mar 15 11:12 LTLFireability.xml
-rw-r--r-- 1 mcc users 51K Mar 7 16:45 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 300K Mar 7 16:45 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 50K Mar 7 16:45 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 268K Mar 7 16:45 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 3.9K Mar 15 11:12 UpperBounds.txt
-rw-r--r-- 1 mcc users 9.4K Mar 15 11:12 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 2 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 265K Mar 3 18:30 model.pnml

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

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

The expected result is a vector of positive values
NUM_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME LamportFastMutEx-PT-7-UpperBounds-00
FORMULA_NAME LamportFastMutEx-PT-7-UpperBounds-01
FORMULA_NAME LamportFastMutEx-PT-7-UpperBounds-02
FORMULA_NAME LamportFastMutEx-PT-7-UpperBounds-03
FORMULA_NAME LamportFastMutEx-PT-7-UpperBounds-04
FORMULA_NAME LamportFastMutEx-PT-7-UpperBounds-05
FORMULA_NAME LamportFastMutEx-PT-7-UpperBounds-06
FORMULA_NAME LamportFastMutEx-PT-7-UpperBounds-07
FORMULA_NAME LamportFastMutEx-PT-7-UpperBounds-08
FORMULA_NAME LamportFastMutEx-PT-7-UpperBounds-09
FORMULA_NAME LamportFastMutEx-PT-7-UpperBounds-10
FORMULA_NAME LamportFastMutEx-PT-7-UpperBounds-11
FORMULA_NAME LamportFastMutEx-PT-7-UpperBounds-12
FORMULA_NAME LamportFastMutEx-PT-7-UpperBounds-13
FORMULA_NAME LamportFastMutEx-PT-7-UpperBounds-14
FORMULA_NAME LamportFastMutEx-PT-7-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779749717675

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=LamportFastMutEx-PT-7
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2026-05-25 22:55:19] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-25 22:55:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 22:55:20] [INFO ] Load time of PNML (sax parser for PT used): 233 ms
[2026-05-25 22:55:20] [INFO ] Transformed 264 places.
[2026-05-25 22:55:20] [INFO ] Transformed 536 transitions.
[2026-05-25 22:55:20] [INFO ] Found NUPN structural information;
[2026-05-25 22:55:20] [INFO ] Completing missing partition info from NUPN : creating a component with [P_start_1_0, P_start_1_1, P_start_1_2, P_start_1_3, P_start_1_4, P_start_1_5, P_start_1_6, P_start_1_7, P_b_0_false, P_b_0_true, P_b_1_false, P_b_1_true, P_b_2_false, P_b_2_true, P_b_3_false, P_b_3_true, P_b_4_false, P_b_4_true, P_b_5_false, P_b_5_true, P_b_6_false, P_b_6_true, P_b_7_false, P_b_7_true, P_setx_3_0, P_setx_3_1, P_setx_3_2, P_setx_3_3, P_setx_3_4, P_setx_3_5, P_setx_3_6, P_setx_3_7, P_setbi_5_0, P_setbi_5_1, P_setbi_5_2, P_setbi_5_3, P_setbi_5_4, P_setbi_5_5, P_setbi_5_6, P_setbi_5_7, P_ify0_4_0, P_ify0_4_1, P_ify0_4_2, P_ify0_4_3, P_ify0_4_4, P_ify0_4_5, P_ify0_4_6, P_ify0_4_7, P_sety_9_0, P_sety_9_1, P_sety_9_2, P_sety_9_3, P_sety_9_4, P_sety_9_5, P_sety_9_6, P_sety_9_7, P_ifxi_10_0, P_ifxi_10_1, P_ifxi_10_2, P_ifxi_10_3, P_ifxi_10_4, P_ifxi_10_5, P_ifxi_10_6, P_ifxi_10_7, P_setbi_11_0, P_setbi_11_1, P_setbi_11_2, P_setbi_11_3, P_setbi_11_4, P_setbi_11_5, P_setbi_11_6, P_setbi_11_7, P_fordo_12_0, P_fordo_12_1, P_fordo_12_2, P_fordo_12_3, P_fordo_12_4, P_fordo_12_5, P_fordo_12_6, P_fordo_12_7, P_wait_0_0, P_wait_0_1, P_wait_0_2, P_wait_0_3, P_wait_0_4, P_wait_0_5, P_wait_0_6, P_wait_0_7, P_wait_1_0, P_wait_1_1, P_wait_1_2, P_wait_1_3, P_wait_1_4, P_wait_1_5, P_wait_1_6, P_wait_1_7, P_wait_2_0, P_wait_2_1, P_wait_2_2, P_wait_2_3, P_wait_2_4, P_wait_2_5, P_wait_2_6, P_wait_2_7, P_wait_3_0, P_wait_3_1, P_wait_3_2, P_wait_3_3, P_wait_3_4, P_wait_3_5, P_wait_3_6, P_wait_3_7, P_wait_4_0, P_wait_4_1, P_wait_4_2, P_wait_4_3, P_wait_4_4, P_wait_4_5, P_wait_4_6, P_wait_4_7, P_wait_5_0, P_wait_5_1, P_wait_5_2, P_wait_5_3, P_wait_5_4, P_wait_5_5, P_wait_5_6, P_wait_5_7, P_wait_6_0, P_wait_6_1, P_wait_6_2, P_wait_6_3, P_wait_6_4, P_wait_6_5, P_wait_6_6, P_wait_6_7, P_wait_7_0, P_wait_7_1, P_wait_7_2, P_wait_7_3, P_wait_7_4, P_wait_7_5, P_wait_7_6, P_wait_7_7, P_await_13_0, P_await_13_1, P_await_13_2, P_await_13_3, P_await_13_4, P_await_13_5, P_await_13_6, P_await_13_7, P_done_0_0, P_done_0_1, P_done_0_2, P_done_0_3, P_done_0_4, P_done_0_5, P_done_0_6, P_done_0_7, P_done_1_0, P_done_1_1, P_done_1_2, P_done_1_3, P_done_1_4, P_done_1_5, P_done_1_6, P_done_1_7, P_done_2_0, P_done_2_1, P_done_2_2, P_done_2_3, P_done_2_4, P_done_2_5, P_done_2_6, P_done_2_7, P_done_3_0, P_done_3_1, P_done_3_2, P_done_3_3, P_done_3_4, P_done_3_5, P_done_3_6, P_done_3_7, P_done_4_0, P_done_4_1, P_done_4_2, P_done_4_3, P_done_4_4, P_done_4_5, P_done_4_6, P_done_4_7, P_done_5_0, P_done_5_1, P_done_5_2, P_done_5_3, P_done_5_4, P_done_5_5, P_done_5_6, P_done_5_7, P_done_6_0, P_done_6_1, P_done_6_2, P_done_6_3, P_done_6_4, P_done_6_5, P_done_6_6, P_done_6_7, P_done_7_0, P_done_7_1, P_done_7_2, P_done_7_3, P_done_7_4, P_done_7_5, P_done_7_6, P_done_7_7, P_ifyi_15_0, P_ifyi_15_1, P_ifyi_15_2, P_ifyi_15_3, P_ifyi_15_4, P_ifyi_15_5, P_ifyi_15_6, P_ifyi_15_7, P_awaity_0, P_awaity_1, P_awaity_2, P_awaity_3, P_awaity_4, P_awaity_5, P_awaity_6, P_awaity_7, P_CS_21_0, P_CS_21_1, P_CS_21_2, P_CS_21_3, P_CS_21_4, P_CS_21_5, P_CS_21_6, P_CS_21_7, P_setbi_24_0, P_setbi_24_1, P_setbi_24_2, P_setbi_24_3, P_setbi_24_4, P_setbi_24_5, P_setbi_24_6, P_setbi_24_7]
[2026-05-25 22:55:20] [INFO ] Parsed PT model containing 264 places and 536 transitions and 2352 arcs in 481 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 19 ms.
Deduced a syphon composed of 45 places in 9 ms
Reduce places removed 45 places and 74 transitions.
FORMULA LamportFastMutEx-PT-7-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-7-UpperBounds-10 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-7-UpperBounds-15 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[0, 0, 7, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0] Max Struct:[49, 7, 7, 7, 7, 7, 49, 1, 1, 1, 1, 1, 1]
FORMULA LamportFastMutEx-PT-7-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-7-UpperBounds-02 7 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[49, 7, 7, 7, 7, 49, 1, 1, 1, 1, 1]
[2026-05-25 22:55:20] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 219 cols
[2026-05-25 22:55:20] [INFO ] Computed 65 invariants in 46 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[49, 7, 7, 7, 7, 49, 1, 1, 1, 1, 1]
RANDOM walk for 10000 steps (2 resets) in 192 ms. (51 steps per ms)
FORMULA LamportFastMutEx-PT-7-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA LamportFastMutEx-PT-7-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA LamportFastMutEx-PT-7-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA LamportFastMutEx-PT-7-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA LamportFastMutEx-PT-7-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 60005 steps (12 resets) in 278 ms. (215 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[35, 6, 4, 4, 1, 30] Max Struct:[49, 7, 7, 7, 7, 49]
[2026-05-25 22:55:21] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2026-05-25 22:55:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 22:55:21] [INFO ] [Real]Absence check using 65 positive place invariants in 64 ms returned sat
[2026-05-25 22:55:21] [INFO ] [Real]Absence check using state equation in 249 ms returned sat
[2026-05-25 22:55:22] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 22:55:22] [INFO ] [Nat]Absence check using 65 positive place invariants in 225 ms returned sat
[2026-05-25 22:55:22] [INFO ] [Nat]Absence check using state equation in 235 ms returned sat
[2026-05-25 22:55:22] [INFO ] State equation strengthened by 91 read => feed constraints.
[2026-05-25 22:55:22] [INFO ] [Nat]Added 91 Read/Feed constraints in 172 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:23] [INFO ] Deduced a trap composed of 9 places in 397 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:23] [INFO ] Deduced a trap composed of 9 places in 207 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:23] [INFO ] Deduced a trap composed of 9 places in 213 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:24] [INFO ] Deduced a trap composed of 9 places in 187 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:24] [INFO ] Deduced a trap composed of 9 places in 141 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:24] [INFO ] Deduced a trap composed of 9 places in 139 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:24] [INFO ] Deduced a trap composed of 16 places in 99 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:24] [INFO ] Deduced a trap composed of 16 places in 113 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:24] [INFO ] Deduced a trap composed of 16 places in 89 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:24] [INFO ] Deduced a trap composed of 16 places in 138 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:25] [INFO ] Deduced a trap composed of 16 places in 105 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:25] [INFO ] Deduced a trap composed of 16 places in 189 ms of which 13 ms to minimize.
[2026-05-25 22:55:25] [INFO ] Trap strengthening (SAT) tested/added 13/12 trap constraints in 2410 ms
[2026-05-25 22:55:25] [INFO ] Computed and/alt/rep : 301/1778/301 causal constraints (skipped 28 transitions) in 73 ms.
Maximisation of solution failed !
Minimization took 2 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 22:55:27] [INFO ] [Real]Absence check using 65 positive place invariants in 31 ms returned sat
[2026-05-25 22:55:27] [INFO ] [Real]Absence check using state equation in 165 ms returned sat
[2026-05-25 22:55:27] [INFO ] [Real]Added 91 Read/Feed constraints in 34 ms returned sat
[2026-05-25 22:55:27] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 22:55:27] [INFO ] [Nat]Absence check using 65 positive place invariants in 39 ms returned sat
[2026-05-25 22:55:27] [INFO ] [Nat]Absence check using state equation in 222 ms returned sat
[2026-05-25 22:55:28] [INFO ] [Nat]Added 91 Read/Feed constraints in 73 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:28] [INFO ] Deduced a trap composed of 9 places in 278 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:28] [INFO ] Deduced a trap composed of 9 places in 243 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:28] [INFO ] Deduced a trap composed of 9 places in 233 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:29] [INFO ] Deduced a trap composed of 9 places in 211 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:29] [INFO ] Deduced a trap composed of 16 places in 191 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:29] [INFO ] Deduced a trap composed of 16 places in 202 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:29] [INFO ] Deduced a trap composed of 16 places in 192 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:29] [INFO ] Deduced a trap composed of 16 places in 200 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:30] [INFO ] Deduced a trap composed of 16 places in 195 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:30] [INFO ] Deduced a trap composed of 16 places in 151 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:30] [INFO ] Deduced a trap composed of 9 places in 208 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:30] [INFO ] Deduced a trap composed of 16 places in 191 ms of which 12 ms to minimize.
[2026-05-25 22:55:30] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 12 trap constraints in 2790 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 22:55:30] [INFO ] [Real]Absence check using 65 positive place invariants in 26 ms returned sat
[2026-05-25 22:55:31] [INFO ] [Real]Absence check using state equation in 147 ms returned sat
[2026-05-25 22:55:31] [INFO ] [Real]Added 91 Read/Feed constraints in 28 ms returned sat
[2026-05-25 22:55:31] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 22:55:31] [INFO ] [Nat]Absence check using 65 positive place invariants in 30 ms returned sat
[2026-05-25 22:55:31] [INFO ] [Nat]Absence check using state equation in 159 ms returned sat
[2026-05-25 22:55:31] [INFO ] [Nat]Added 91 Read/Feed constraints in 43 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:31] [INFO ] Deduced a trap composed of 9 places in 205 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:31] [INFO ] Deduced a trap composed of 9 places in 213 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:32] [INFO ] Deduced a trap composed of 16 places in 99 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:32] [INFO ] Deduced a trap composed of 16 places in 89 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:32] [INFO ] Deduced a trap composed of 16 places in 90 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:32] [INFO ] Deduced a trap composed of 16 places in 180 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:32] [INFO ] Deduced a trap composed of 16 places in 136 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:32] [INFO ] Deduced a trap composed of 9 places in 73 ms of which 6 ms to minimize.
[2026-05-25 22:55:32] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 1281 ms
[2026-05-25 22:55:32] [INFO ] Computed and/alt/rep : 301/1778/301 causal constraints (skipped 28 transitions) in 47 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:34] [INFO ] Deduced a trap composed of 9 places in 159 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:34] [INFO ] Deduced a trap composed of 9 places in 194 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:35] [INFO ] Deduced a trap composed of 10 places in 209 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:35] [INFO ] Deduced a trap composed of 9 places in 190 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:35] [INFO ] Deduced a trap composed of 13 places in 165 ms of which 9 ms to minimize.
[2026-05-25 22:55:35] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 1208 ms
[2026-05-25 22:55:36] [INFO ] Added : 211 causal constraints over 44 iterations in 3397 ms. Result :unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 22:55:36] [INFO ] [Real]Absence check using 65 positive place invariants in 29 ms returned sat
[2026-05-25 22:55:36] [INFO ] [Real]Absence check using state equation in 168 ms returned sat
[2026-05-25 22:55:36] [INFO ] [Real]Added 91 Read/Feed constraints in 19 ms returned sat
[2026-05-25 22:55:36] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 22:55:36] [INFO ] [Nat]Absence check using 65 positive place invariants in 30 ms returned sat
[2026-05-25 22:55:36] [INFO ] [Nat]Absence check using state equation in 153 ms returned sat
[2026-05-25 22:55:36] [INFO ] [Nat]Added 91 Read/Feed constraints in 23 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:36] [INFO ] Deduced a trap composed of 15 places in 129 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:37] [INFO ] Deduced a trap composed of 15 places in 194 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:37] [INFO ] Deduced a trap composed of 9 places in 191 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:37] [INFO ] Deduced a trap composed of 15 places in 155 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:37] [INFO ] Deduced a trap composed of 15 places in 220 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:38] [INFO ] Deduced a trap composed of 15 places in 156 ms of which 9 ms to minimize.
[2026-05-25 22:55:38] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1189 ms
[2026-05-25 22:55:38] [INFO ] Computed and/alt/rep : 301/1778/301 causal constraints (skipped 28 transitions) in 31 ms.
[2026-05-25 22:55:38] [INFO ] Added : 67 causal constraints over 14 iterations in 568 ms. Result :sat
Minimization took 272 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 22:55:39] [INFO ] [Real]Absence check using 65 positive place invariants in 38 ms returned sat
[2026-05-25 22:55:39] [INFO ] [Real]Absence check using state equation in 188 ms returned sat
[2026-05-25 22:55:39] [INFO ] [Real]Added 91 Read/Feed constraints in 18 ms returned sat
[2026-05-25 22:55:39] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 22:55:39] [INFO ] [Nat]Absence check using 65 positive place invariants in 27 ms returned sat
[2026-05-25 22:55:39] [INFO ] [Nat]Absence check using state equation in 150 ms returned sat
[2026-05-25 22:55:39] [INFO ] [Nat]Added 91 Read/Feed constraints in 37 ms returned sat
[2026-05-25 22:55:39] [INFO ] Computed and/alt/rep : 301/1778/301 causal constraints (skipped 28 transitions) in 45 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:40] [INFO ] Deduced a trap composed of 9 places in 180 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:41] [INFO ] Deduced a trap composed of 9 places in 187 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:41] [INFO ] Deduced a trap composed of 9 places in 159 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:41] [INFO ] Deduced a trap composed of 10 places in 227 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:41] [INFO ] Deduced a trap composed of 9 places in 231 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:42] [INFO ] Deduced a trap composed of 10 places in 230 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:42] [INFO ] Deduced a trap composed of 16 places in 231 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:42] [INFO ] Deduced a trap composed of 16 places in 230 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:42] [INFO ] Deduced a trap composed of 21 places in 222 ms of which 20 ms to minimize.
[2026-05-25 22:55:42] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 2207 ms
[2026-05-25 22:55:42] [INFO ] Added : 129 causal constraints over 27 iterations in 3256 ms. Result :sat
Minimization took 323 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 22:55:43] [INFO ] [Real]Absence check using 65 positive place invariants in 26 ms returned sat
[2026-05-25 22:55:43] [INFO ] [Real]Absence check using state equation in 128 ms returned sat
[2026-05-25 22:55:43] [INFO ] [Real]Added 91 Read/Feed constraints in 13 ms returned sat
[2026-05-25 22:55:43] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 22:55:43] [INFO ] [Nat]Absence check using 65 positive place invariants in 37 ms returned sat
[2026-05-25 22:55:43] [INFO ] [Nat]Absence check using state equation in 166 ms returned sat
[2026-05-25 22:55:43] [INFO ] [Nat]Added 91 Read/Feed constraints in 135 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:44] [INFO ] Deduced a trap composed of 9 places in 131 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:44] [INFO ] Deduced a trap composed of 9 places in 146 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:44] [INFO ] Deduced a trap composed of 9 places in 126 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:44] [INFO ] Deduced a trap composed of 9 places in 176 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:44] [INFO ] Deduced a trap composed of 9 places in 99 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:44] [INFO ] Deduced a trap composed of 16 places in 130 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:45] [INFO ] Deduced a trap composed of 16 places in 174 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:45] [INFO ] Deduced a trap composed of 16 places in 96 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:45] [INFO ] Deduced a trap composed of 16 places in 101 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:45] [INFO ] Deduced a trap composed of 16 places in 120 ms of which 7 ms to minimize.
[2026-05-25 22:55:45] [INFO ] Trap strengthening (SAT) tested/added 11/10 trap constraints in 1543 ms
[2026-05-25 22:55:45] [INFO ] Computed and/alt/rep : 301/1778/301 causal constraints (skipped 28 transitions) in 45 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:46] [INFO ] Deduced a trap composed of 9 places in 116 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:55:46] [INFO ] Deduced a trap composed of 9 places in 59 ms of which 4 ms to minimize.
[2026-05-25 22:55:46] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 272 ms
[2026-05-25 22:55:46] [INFO ] Added : 95 causal constraints over 21 iterations in 1178 ms. Result :sat
Minimization took 482 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[35, 6, 4, 4, 1, 30] Max Struct:[49, 6, 7, 7, 7, 49]
FORMULA LamportFastMutEx-PT-7-UpperBounds-01 6 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[40, 4, 4, 1, 30] Max Struct:[49, 7, 7, 7, 49]
Support contains 119 out of 219 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 219/219 places, 462/462 transitions.
Applied a total of 0 rules in 35 ms. Remains 219 /219 variables (removed 0) and now considering 462/462 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 48 ms. Remains : 219/219 places, 462/462 transitions.
[2026-05-25 22:55:48] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2026-05-25 22:55:48] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[40, 4, 4, 1, 30] Max Struct:[49, 7, 7, 7, 49]
RANDOM walk for 1000000 steps (2 resets) in 4131 ms. (242 steps per ms)
BEST_FIRST walk for 5000003 steps (10 resets) in 8930 ms. (559 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[42, 6, 6, 1, 42] Max Struct:[49, 7, 7, 7, 49]
[2026-05-25 22:56:01] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2026-05-25 22:56:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 22:56:02] [INFO ] [Real]Absence check using 65 positive place invariants in 50 ms returned sat
[2026-05-25 22:56:02] [INFO ] [Real]Absence check using state equation in 186 ms returned sat
[2026-05-25 22:56:02] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 22:56:02] [INFO ] [Nat]Absence check using 65 positive place invariants in 36 ms returned sat
[2026-05-25 22:56:02] [INFO ] [Nat]Absence check using state equation in 168 ms returned sat
[2026-05-25 22:56:02] [INFO ] State equation strengthened by 91 read => feed constraints.
[2026-05-25 22:56:02] [INFO ] [Nat]Added 91 Read/Feed constraints in 89 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:02] [INFO ] Deduced a trap composed of 9 places in 190 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:03] [INFO ] Deduced a trap composed of 9 places in 213 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:03] [INFO ] Deduced a trap composed of 10 places in 188 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:03] [INFO ] Deduced a trap composed of 10 places in 168 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:03] [INFO ] Deduced a trap composed of 16 places in 142 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:03] [INFO ] Deduced a trap composed of 16 places in 94 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:03] [INFO ] Deduced a trap composed of 16 places in 99 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:04] [INFO ] Deduced a trap composed of 16 places in 99 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:04] [INFO ] Deduced a trap composed of 16 places in 97 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:04] [INFO ] Deduced a trap composed of 16 places in 93 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:04] [INFO ] Deduced a trap composed of 9 places in 91 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:04] [INFO ] Deduced a trap composed of 16 places in 107 ms of which 6 ms to minimize.
[2026-05-25 22:56:04] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 12 trap constraints in 1943 ms
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 22:56:04] [INFO ] [Real]Absence check using 65 positive place invariants in 34 ms returned sat
[2026-05-25 22:56:04] [INFO ] [Real]Absence check using state equation in 172 ms returned sat
[2026-05-25 22:56:05] [INFO ] [Real]Added 91 Read/Feed constraints in 77 ms returned sat
[2026-05-25 22:56:05] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 22:56:05] [INFO ] [Nat]Absence check using 65 positive place invariants in 26 ms returned sat
[2026-05-25 22:56:05] [INFO ] [Nat]Absence check using state equation in 131 ms returned sat
[2026-05-25 22:56:05] [INFO ] [Nat]Added 91 Read/Feed constraints in 58 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:05] [INFO ] Deduced a trap composed of 9 places in 167 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:05] [INFO ] Deduced a trap composed of 9 places in 206 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:05] [INFO ] Deduced a trap composed of 9 places in 188 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:06] [INFO ] Deduced a trap composed of 10 places in 183 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:06] [INFO ] Deduced a trap composed of 16 places in 94 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:06] [INFO ] Deduced a trap composed of 16 places in 97 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:06] [INFO ] Deduced a trap composed of 16 places in 83 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:06] [INFO ] Deduced a trap composed of 16 places in 127 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:06] [INFO ] Deduced a trap composed of 16 places in 80 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:06] [INFO ] Deduced a trap composed of 16 places in 83 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:06] [INFO ] Deduced a trap composed of 9 places in 75 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:07] [INFO ] Deduced a trap composed of 16 places in 82 ms of which 5 ms to minimize.
[2026-05-25 22:56:07] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 12 trap constraints in 1675 ms
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 22:56:07] [INFO ] [Real]Absence check using 65 positive place invariants in 39 ms returned sat
[2026-05-25 22:56:07] [INFO ] [Real]Absence check using state equation in 194 ms returned sat
[2026-05-25 22:56:07] [INFO ] [Real]Added 91 Read/Feed constraints in 24 ms returned sat
[2026-05-25 22:56:07] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 22:56:07] [INFO ] [Nat]Absence check using 65 positive place invariants in 26 ms returned sat
[2026-05-25 22:56:07] [INFO ] [Nat]Absence check using state equation in 129 ms returned sat
[2026-05-25 22:56:07] [INFO ] [Nat]Added 91 Read/Feed constraints in 39 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:07] [INFO ] Deduced a trap composed of 15 places in 151 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:08] [INFO ] Deduced a trap composed of 15 places in 156 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:08] [INFO ] Deduced a trap composed of 15 places in 118 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:08] [INFO ] Deduced a trap composed of 15 places in 117 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:08] [INFO ] Deduced a trap composed of 15 places in 161 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:08] [INFO ] Deduced a trap composed of 15 places in 258 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:09] [INFO ] Deduced a trap composed of 9 places in 204 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:09] [INFO ] Deduced a trap composed of 15 places in 151 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:09] [INFO ] Deduced a trap composed of 8 places in 164 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:09] [INFO ] Deduced a trap composed of 8 places in 260 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:09] [INFO ] Deduced a trap composed of 8 places in 155 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:10] [INFO ] Deduced a trap composed of 8 places in 148 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:10] [INFO ] Deduced a trap composed of 8 places in 217 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:10] [INFO ] Deduced a trap composed of 8 places in 159 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:10] [INFO ] Deduced a trap composed of 8 places in 214 ms of which 14 ms to minimize.
[2026-05-25 22:56:10] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 15 trap constraints in 2963 ms
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 22:56:10] [INFO ] [Real]Absence check using 65 positive place invariants in 27 ms returned sat
[2026-05-25 22:56:10] [INFO ] [Real]Absence check using state equation in 155 ms returned sat
[2026-05-25 22:56:10] [INFO ] [Real]Added 91 Read/Feed constraints in 16 ms returned sat
[2026-05-25 22:56:10] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 22:56:11] [INFO ] [Nat]Absence check using 65 positive place invariants in 29 ms returned sat
[2026-05-25 22:56:11] [INFO ] [Nat]Absence check using state equation in 155 ms returned sat
[2026-05-25 22:56:11] [INFO ] [Nat]Added 91 Read/Feed constraints in 42 ms returned sat
[2026-05-25 22:56:11] [INFO ] Computed and/alt/rep : 301/1778/301 causal constraints (skipped 28 transitions) in 48 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:12] [INFO ] Deduced a trap composed of 9 places in 138 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:12] [INFO ] Deduced a trap composed of 9 places in 185 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:13] [INFO ] Deduced a trap composed of 9 places in 192 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:13] [INFO ] Deduced a trap composed of 10 places in 221 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:13] [INFO ] Deduced a trap composed of 9 places in 190 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:13] [INFO ] Deduced a trap composed of 10 places in 190 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:14] [INFO ] Deduced a trap composed of 16 places in 224 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:14] [INFO ] Deduced a trap composed of 16 places in 228 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:14] [INFO ] Deduced a trap composed of 21 places in 217 ms of which 20 ms to minimize.
[2026-05-25 22:56:14] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 2136 ms
[2026-05-25 22:56:14] [INFO ] Added : 129 causal constraints over 27 iterations in 3367 ms. Result :sat
Minimization took 331 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 22:56:15] [INFO ] [Real]Absence check using 65 positive place invariants in 37 ms returned sat
[2026-05-25 22:56:15] [INFO ] [Real]Absence check using state equation in 172 ms returned sat
[2026-05-25 22:56:15] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 22:56:15] [INFO ] [Nat]Absence check using 65 positive place invariants in 43 ms returned sat
[2026-05-25 22:56:15] [INFO ] [Nat]Absence check using state equation in 167 ms returned sat
[2026-05-25 22:56:15] [INFO ] [Nat]Added 91 Read/Feed constraints in 241 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:16] [INFO ] Deduced a trap composed of 9 places in 166 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:16] [INFO ] Deduced a trap composed of 9 places in 139 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:16] [INFO ] Deduced a trap composed of 9 places in 166 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:16] [INFO ] Deduced a trap composed of 9 places in 122 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:16] [INFO ] Deduced a trap composed of 10 places in 136 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:16] [INFO ] Deduced a trap composed of 16 places in 132 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:17] [INFO ] Deduced a trap composed of 16 places in 120 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:17] [INFO ] Deduced a trap composed of 9 places in 123 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:17] [INFO ] Deduced a trap composed of 16 places in 137 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:17] [INFO ] Deduced a trap composed of 16 places in 116 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:17] [INFO ] Deduced a trap composed of 16 places in 165 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:17] [INFO ] Deduced a trap composed of 16 places in 117 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:17] [INFO ] Deduced a trap composed of 16 places in 115 ms of which 7 ms to minimize.
[2026-05-25 22:56:19] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 13 trap constraints in 3536 ms
Current structural bounds on expressions (after SMT) : Max Seen:[42, 6, 6, 1, 42] Max Struct:[42, 6, 6, 7, 42]
FORMULA LamportFastMutEx-PT-7-UpperBounds-07 42 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA LamportFastMutEx-PT-7-UpperBounds-04 6 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA LamportFastMutEx-PT-7-UpperBounds-03 6 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA LamportFastMutEx-PT-7-UpperBounds-00 42 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[7]
Support contains 7 out of 219 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 219/219 places, 462/462 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 2 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 212 transition count 455
Free-agglomeration rule (complex) applied 7 times.
Iterating global reduction 0 with 7 rules applied. Total rules applied 21 place count 212 transition count 448
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 0 with 7 rules applied. Total rules applied 28 place count 205 transition count 448
Applied a total of 28 rules in 91 ms. Remains 205 /219 variables (removed 14) and now considering 448/462 (removed 14) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 91 ms. Remains : 205/219 places, 448/462 transitions.
[2026-05-25 22:56:19] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
// Phase 1: matrix 322 rows 205 cols
[2026-05-25 22:56:19] [INFO ] Computed 65 invariants in 10 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[7]
RANDOM walk for 1000000 steps (2 resets) in 2632 ms. (379 steps per ms)
BEST_FIRST walk for 1000000 steps (2 resets) in 844 ms. (1183 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[7]
[2026-05-25 22:56:23] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2026-05-25 22:56:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 22:56:23] [INFO ] [Real]Absence check using 65 positive place invariants in 34 ms returned sat
[2026-05-25 22:56:23] [INFO ] [Real]Absence check using state equation in 179 ms returned sat
[2026-05-25 22:56:23] [INFO ] State equation strengthened by 91 read => feed constraints.
[2026-05-25 22:56:23] [INFO ] [Real]Added 91 Read/Feed constraints in 23 ms returned sat
[2026-05-25 22:56:23] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 22:56:23] [INFO ] [Nat]Absence check using 65 positive place invariants in 38 ms returned sat
[2026-05-25 22:56:23] [INFO ] [Nat]Absence check using state equation in 183 ms returned sat
[2026-05-25 22:56:23] [INFO ] [Nat]Added 91 Read/Feed constraints in 36 ms returned sat
[2026-05-25 22:56:23] [INFO ] Computed and/alt/rep : 280/1750/280 causal constraints (skipped 35 transitions) in 48 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:25] [INFO ] Deduced a trap composed of 9 places in 286 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:25] [INFO ] Deduced a trap composed of 9 places in 265 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:25] [INFO ] Deduced a trap composed of 9 places in 258 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:26] [INFO ] Deduced a trap composed of 16 places in 213 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:26] [INFO ] Deduced a trap composed of 20 places in 254 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:26] [INFO ] Deduced a trap composed of 36 places in 242 ms of which 27 ms to minimize.
[2026-05-25 22:56:26] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1841 ms
[2026-05-25 22:56:26] [INFO ] Added : 78 causal constraints over 18 iterations in 2877 ms. Result :sat
Minimization took 301 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[7]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[7]
Support contains 7 out of 205 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 448/448 transitions.
Applied a total of 0 rules in 33 ms. Remains 205 /205 variables (removed 0) and now considering 448/448 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34 ms. Remains : 205/205 places, 448/448 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 448/448 transitions.
Applied a total of 0 rules in 32 ms. Remains 205 /205 variables (removed 0) and now considering 448/448 (removed 0) transitions.
[2026-05-25 22:56:27] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2026-05-25 22:56:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 22:56:27] [INFO ] Implicit Places using invariants in 580 ms returned [128, 129, 130, 131, 132, 133, 134]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 584 ms to find 7 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 198/205 places, 448/448 transitions.
Applied a total of 0 rules in 16 ms. Remains 198 /198 variables (removed 0) and now considering 448/448 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 636 ms. Remains : 198/205 places, 448/448 transitions.
[2026-05-25 22:56:27] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
// Phase 1: matrix 322 rows 198 cols
[2026-05-25 22:56:27] [INFO ] Computed 58 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[7]
RANDOM walk for 1000000 steps (2 resets) in 2504 ms. (399 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 964 ms. (1036 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[7]
[2026-05-25 22:56:31] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2026-05-25 22:56:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 22:56:31] [INFO ] [Real]Absence check using 58 positive place invariants in 24 ms returned sat
[2026-05-25 22:56:31] [INFO ] [Real]Absence check using state equation in 141 ms returned sat
[2026-05-25 22:56:31] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-25 22:56:31] [INFO ] [Real]Added 42 Read/Feed constraints in 9 ms returned sat
[2026-05-25 22:56:31] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 22:56:31] [INFO ] [Nat]Absence check using 58 positive place invariants in 24 ms returned sat
[2026-05-25 22:56:31] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat
[2026-05-25 22:56:31] [INFO ] [Nat]Added 42 Read/Feed constraints in 14 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:32] [INFO ] Deduced a trap composed of 20 places in 194 ms of which 8 ms to minimize.
[2026-05-25 22:56:32] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 221 ms
[2026-05-25 22:56:32] [INFO ] Computed and/alt/rep : 280/1652/280 causal constraints (skipped 35 transitions) in 28 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:33] [INFO ] Deduced a trap composed of 9 places in 82 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:33] [INFO ] Deduced a trap composed of 9 places in 66 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:33] [INFO ] Deduced a trap composed of 9 places in 45 ms of which 3 ms to minimize.
[2026-05-25 22:56:33] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 329 ms
[2026-05-25 22:56:33] [INFO ] Added : 165 causal constraints over 34 iterations in 1625 ms. Result :sat
Minimization took 391 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[7]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[7]
Support contains 7 out of 198 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 198/198 places, 448/448 transitions.
Applied a total of 0 rules in 20 ms. Remains 198 /198 variables (removed 0) and now considering 448/448 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 198/198 places, 448/448 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 198/198 places, 448/448 transitions.
Applied a total of 0 rules in 17 ms. Remains 198 /198 variables (removed 0) and now considering 448/448 (removed 0) transitions.
[2026-05-25 22:56:34] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2026-05-25 22:56:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 22:56:35] [INFO ] Implicit Places using invariants in 503 ms returned []
[2026-05-25 22:56:35] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2026-05-25 22:56:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 22:56:35] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-25 22:56:36] [INFO ] Implicit Places using invariants and state equation in 896 ms returned []
Implicit Place search using SMT with State Equation took 1401 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 22:56:36] [INFO ] Redundant transitions in 48 ms returned []
Running 441 sub problems to find dead transitions.
[2026-05-25 22:56:36] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2026-05-25 22:56:36] [INFO ] Invariant cache hit.
[2026-05-25 22:56:36] [INFO ] State equation strengthened by 42 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/198 variables, 198/198 constraints. Problems are: Problem set: 0 solved, 441 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/198 variables, 58/256 constraints. Problems are: Problem set: 0 solved, 441 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:40] [INFO ] Deduced a trap composed of 9 places in 158 ms of which 20 ms to minimize.
Problem TDEAD1 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:40] [INFO ] Deduced a trap composed of 9 places in 223 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:40] [INFO ] Deduced a trap composed of 9 places in 219 ms of which 19 ms to minimize.
Problem TDEAD3 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:40] [INFO ] Deduced a trap composed of 9 places in 250 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:41] [INFO ] Deduced a trap composed of 10 places in 274 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:41] [INFO ] Deduced a trap composed of 10 places in 244 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:41] [INFO ] Deduced a trap composed of 13 places in 233 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:41] [INFO ] Deduced a trap composed of 13 places in 234 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:42] [INFO ] Deduced a trap composed of 13 places in 254 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:42] [INFO ] Deduced a trap composed of 15 places in 237 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:42] [INFO ] Deduced a trap composed of 16 places in 230 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:42] [INFO ] Deduced a trap composed of 16 places in 232 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:43] [INFO ] Deduced a trap composed of 16 places in 231 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:43] [INFO ] Deduced a trap composed of 16 places in 246 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:43] [INFO ] Deduced a trap composed of 9 places in 60 ms of which 4 ms to minimize.
Problem TDEAD5 is UNSAT
Problem TDEAD7 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:43] [INFO ] Deduced a trap composed of 13 places in 276 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:43] [INFO ] Deduced a trap composed of 15 places in 263 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:44] [INFO ] Deduced a trap composed of 9 places in 248 ms of which 18 ms to minimize.
Problem TDEAD9 is UNSAT
Problem TDEAD11 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:44] [INFO ] Deduced a trap composed of 9 places in 260 ms of which 15 ms to minimize.
Problem TDEAD13 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:44] [INFO ] Deduced a trap composed of 9 places in 289 ms of which 18 ms to minimize.
Problem TDEAD1 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD11 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD245 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/198 variables, 20/276 constraints. Problems are: Problem set: 8 solved, 433 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:45] [INFO ] Deduced a trap composed of 9 places in 154 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:45] [INFO ] Deduced a trap composed of 9 places in 192 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:45] [INFO ] Deduced a trap composed of 9 places in 212 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:45] [INFO ] Deduced a trap composed of 9 places in 208 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:46] [INFO ] Deduced a trap composed of 9 places in 240 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:46] [INFO ] Deduced a trap composed of 16 places in 93 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:46] [INFO ] Deduced a trap composed of 16 places in 93 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:46] [INFO ] Deduced a trap composed of 7 places in 59 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:46] [INFO ] Deduced a trap composed of 7 places in 52 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:46] [INFO ] Deduced a trap composed of 7 places in 53 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:46] [INFO ] Deduced a trap composed of 7 places in 271 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:47] [INFO ] Deduced a trap composed of 12 places in 193 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:47] [INFO ] Deduced a trap composed of 12 places in 218 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:47] [INFO ] Deduced a trap composed of 12 places in 242 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:48] [INFO ] Deduced a trap composed of 12 places in 230 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:48] [INFO ] Deduced a trap composed of 12 places in 264 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:48] [INFO ] Deduced a trap composed of 12 places in 261 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:48] [INFO ] Deduced a trap composed of 12 places in 264 ms of which 16 ms to minimize.
Problem TDEAD70 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:49] [INFO ] Deduced a trap composed of 21 places in 263 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:49] [INFO ] Deduced a trap composed of 21 places in 256 ms of which 22 ms to minimize.
Problem TDEAD70 is UNSAT
Problem TDEAD78 is UNSAT
Problem TDEAD86 is UNSAT
Problem TDEAD94 is UNSAT
Problem TDEAD102 is UNSAT
Problem TDEAD110 is UNSAT
Problem TDEAD118 is UNSAT
Problem TDEAD121 is UNSAT
Problem TDEAD125 is UNSAT
Problem TDEAD129 is UNSAT
Problem TDEAD131 is UNSAT
Problem TDEAD148 is UNSAT
Problem TDEAD157 is UNSAT
Problem TDEAD166 is UNSAT
Problem TDEAD175 is UNSAT
Problem TDEAD184 is UNSAT
Problem TDEAD193 is UNSAT
Problem TDEAD202 is UNSAT
Problem TDEAD210 is UNSAT
Problem TDEAD217 is UNSAT
Problem TDEAD224 is UNSAT
Problem TDEAD231 is UNSAT
Problem TDEAD238 is UNSAT
Problem TDEAD380 is UNSAT
Problem TDEAD384 is UNSAT
Problem TDEAD388 is UNSAT
Problem TDEAD390 is UNSAT
At refinement iteration 3 (INCLUDED_ONLY) 0/198 variables, 20/296 constraints. Problems are: Problem set: 35 solved, 406 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:52] [INFO ] Deduced a trap composed of 15 places in 203 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:53] [INFO ] Deduced a trap composed of 15 places in 179 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:53] [INFO ] Deduced a trap composed of 7 places in 68 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:53] [INFO ] Deduced a trap composed of 21 places in 256 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:54] [INFO ] Deduced a trap composed of 21 places in 263 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:54] [INFO ] Deduced a trap composed of 21 places in 270 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:54] [INFO ] Deduced a trap composed of 21 places in 271 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:55] [INFO ] Deduced a trap composed of 21 places in 212 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:55] [INFO ] Deduced a trap composed of 21 places in 277 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:55] [INFO ] Deduced a trap composed of 21 places in 217 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:55] [INFO ] Deduced a trap composed of 21 places in 207 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:56] [INFO ] Deduced a trap composed of 21 places in 202 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:56] [INFO ] Deduced a trap composed of 21 places in 197 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:56] [INFO ] Deduced a trap composed of 21 places in 208 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:56] [INFO ] Deduced a trap composed of 21 places in 202 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:56] [INFO ] Deduced a trap composed of 21 places in 276 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:57] [INFO ] Deduced a trap composed of 21 places in 196 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:57] [INFO ] Deduced a trap composed of 21 places in 213 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:57] [INFO ] Deduced a trap composed of 21 places in 206 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:57] [INFO ] Deduced a trap composed of 21 places in 215 ms of which 15 ms to minimize.
Problem TDEAD127 is UNSAT
Problem TDEAD386 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/198 variables, 20/316 constraints. Problems are: Problem set: 37 solved, 404 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:58] [INFO ] Deduced a trap composed of 21 places in 168 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:59] [INFO ] Deduced a trap composed of 21 places in 221 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:59] [INFO ] Deduced a trap composed of 21 places in 218 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:59] [INFO ] Deduced a trap composed of 21 places in 278 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:59] [INFO ] Deduced a trap composed of 7 places in 40 ms of which 3 ms to minimize.
Problem TDEAD119 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:56:59] [INFO ] Deduced a trap composed of 7 places in 40 ms of which 4 ms to minimize.
Problem TDEAD123 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:00] [INFO ] Deduced a trap composed of 36 places in 215 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:00] [INFO ] Deduced a trap composed of 36 places in 194 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:00] [INFO ] Deduced a trap composed of 36 places in 173 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:00] [INFO ] Deduced a trap composed of 36 places in 151 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:01] [INFO ] Deduced a trap composed of 15 places in 171 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:01] [INFO ] Deduced a trap composed of 15 places in 196 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:01] [INFO ] Deduced a trap composed of 15 places in 207 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:01] [INFO ] Deduced a trap composed of 15 places in 199 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:01] [INFO ] Deduced a trap composed of 15 places in 218 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:02] [INFO ] Deduced a trap composed of 15 places in 213 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:02] [INFO ] Deduced a trap composed of 15 places in 221 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:02] [INFO ] Deduced a trap composed of 15 places in 174 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:02] [INFO ] Deduced a trap composed of 15 places in 190 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:03] [INFO ] Deduced a trap composed of 15 places in 254 ms of which 18 ms to minimize.
Problem TDEAD119 is UNSAT
Problem TDEAD123 is UNSAT
Problem TDEAD378 is UNSAT
Problem TDEAD382 is UNSAT
At refinement iteration 5 (INCLUDED_ONLY) 0/198 variables, 20/336 constraints. Problems are: Problem set: 41 solved, 400 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:04] [INFO ] Deduced a trap composed of 20 places in 265 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:04] [INFO ] Deduced a trap composed of 15 places in 214 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:05] [INFO ] Deduced a trap composed of 15 places in 213 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:05] [INFO ] Deduced a trap composed of 15 places in 223 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:06] [INFO ] Deduced a trap composed of 15 places in 272 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:06] [INFO ] Deduced a trap composed of 15 places in 274 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:06] [INFO ] Deduced a trap composed of 9 places in 87 ms of which 5 ms to minimize.
Problem TDEAD203 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:06] [INFO ] Deduced a trap composed of 21 places in 234 ms of which 21 ms to minimize.
SMT process timed out in 30554ms, After SMT, problems are : Problem set: 42 solved, 399 unsolved
Search for dead transitions found 42 dead transitions in 30578ms
Found 42 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 42 transitions
Dead transitions reduction (with SMT) removed 42 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 198/198 places, 406/448 transitions.
Applied a total of 0 rules in 16 ms. Remains 198 /198 variables (removed 0) and now considering 406/406 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 22:57:06] [INFO ] Redundant transitions in 13 ms returned []
Finished structural reductions in REACHABILITY mode , in 2 iterations and 32110 ms. Remains : 198/198 places, 406/448 transitions.
[2026-05-25 22:57:06] [INFO ] Flow matrix only has 294 transitions (discarded 112 similar events)
// Phase 1: matrix 294 rows 198 cols
[2026-05-25 22:57:06] [INFO ] Computed 58 invariants in 4 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[7]
RANDOM walk for 1000000 steps (2 resets) in 2354 ms. (424 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 760 ms. (1314 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[7]
[2026-05-25 22:57:09] [INFO ] Flow matrix only has 294 transitions (discarded 112 similar events)
[2026-05-25 22:57:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 22:57:10] [INFO ] [Real]Absence check using 58 positive place invariants in 29 ms returned sat
[2026-05-25 22:57:10] [INFO ] [Real]Absence check using state equation in 156 ms returned sat
[2026-05-25 22:57:10] [INFO ] State equation strengthened by 35 read => feed constraints.
[2026-05-25 22:57:10] [INFO ] [Real]Added 35 Read/Feed constraints in 13 ms returned sat
[2026-05-25 22:57:10] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 22:57:10] [INFO ] [Nat]Absence check using 58 positive place invariants in 22 ms returned sat
[2026-05-25 22:57:10] [INFO ] [Nat]Absence check using state equation in 116 ms returned sat
[2026-05-25 22:57:10] [INFO ] [Nat]Added 35 Read/Feed constraints in 14 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:10] [INFO ] Deduced a trap composed of 20 places in 171 ms of which 8 ms to minimize.
[2026-05-25 22:57:10] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 209 ms
[2026-05-25 22:57:10] [INFO ] Computed and/alt/rep : 252/1463/252 causal constraints (skipped 35 transitions) in 40 ms.
[2026-05-25 22:57:12] [INFO ] Added : 152 causal constraints over 31 iterations in 1352 ms. Result :sat
Minimization took 342 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[7]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[7]
Support contains 7 out of 198 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 198/198 places, 406/406 transitions.
Applied a total of 0 rules in 10 ms. Remains 198 /198 variables (removed 0) and now considering 406/406 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 198/198 places, 406/406 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 198/198 places, 406/406 transitions.
Applied a total of 0 rules in 14 ms. Remains 198 /198 variables (removed 0) and now considering 406/406 (removed 0) transitions.
[2026-05-25 22:57:12] [INFO ] Flow matrix only has 294 transitions (discarded 112 similar events)
[2026-05-25 22:57:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 22:57:13] [INFO ] Implicit Places using invariants in 351 ms returned []
[2026-05-25 22:57:13] [INFO ] Flow matrix only has 294 transitions (discarded 112 similar events)
[2026-05-25 22:57:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 22:57:13] [INFO ] State equation strengthened by 35 read => feed constraints.
[2026-05-25 22:57:13] [INFO ] Implicit Places using invariants and state equation in 690 ms returned []
Implicit Place search using SMT with State Equation took 1043 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 22:57:13] [INFO ] Redundant transitions in 3 ms returned []
Running 399 sub problems to find dead transitions.
[2026-05-25 22:57:13] [INFO ] Flow matrix only has 294 transitions (discarded 112 similar events)
[2026-05-25 22:57:13] [INFO ] Invariant cache hit.
[2026-05-25 22:57:13] [INFO ] State equation strengthened by 35 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/191 variables, 191/191 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/191 variables, 9/200 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/191 variables, 0/200 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 3 (OVERLAPS) 7/198 variables, 49/249 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/198 variables, 7/256 constraints. Problems are: Problem set: 0 solved, 399 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:25] [INFO ] Deduced a trap composed of 9 places in 180 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:25] [INFO ] Deduced a trap composed of 9 places in 212 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:25] [INFO ] Deduced a trap composed of 9 places in 206 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:26] [INFO ] Deduced a trap composed of 9 places in 182 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:26] [INFO ] Deduced a trap composed of 9 places in 159 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:26] [INFO ] Deduced a trap composed of 9 places in 161 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:26] [INFO ] Deduced a trap composed of 9 places in 192 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:26] [INFO ] Deduced a trap composed of 9 places in 191 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:26] [INFO ] Deduced a trap composed of 9 places in 198 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:27] [INFO ] Deduced a trap composed of 9 places in 203 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:27] [INFO ] Deduced a trap composed of 9 places in 221 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:27] [INFO ] Deduced a trap composed of 9 places in 206 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:27] [INFO ] Deduced a trap composed of 9 places in 186 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:28] [INFO ] Deduced a trap composed of 10 places in 174 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:28] [INFO ] Deduced a trap composed of 15 places in 73 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:28] [INFO ] Deduced a trap composed of 15 places in 76 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:28] [INFO ] Deduced a trap composed of 15 places in 72 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:28] [INFO ] Deduced a trap composed of 15 places in 75 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:28] [INFO ] Deduced a trap composed of 15 places in 74 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:28] [INFO ] Deduced a trap composed of 15 places in 141 ms of which 12 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/198 variables, 20/276 constraints. Problems are: Problem set: 0 solved, 399 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:29] [INFO ] Deduced a trap composed of 16 places in 156 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:29] [INFO ] Deduced a trap composed of 12 places in 169 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:29] [INFO ] Deduced a trap composed of 15 places in 177 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:29] [INFO ] Deduced a trap composed of 15 places in 146 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:29] [INFO ] Deduced a trap composed of 12 places in 199 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:29] [INFO ] Deduced a trap composed of 15 places in 204 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:30] [INFO ] Deduced a trap composed of 15 places in 149 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:30] [INFO ] Deduced a trap composed of 12 places in 242 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:30] [INFO ] Deduced a trap composed of 12 places in 257 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:31] [INFO ] Deduced a trap composed of 21 places in 241 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:31] [INFO ] Deduced a trap composed of 12 places in 195 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:31] [INFO ] Deduced a trap composed of 21 places in 253 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:31] [INFO ] Deduced a trap composed of 21 places in 185 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:32] [INFO ] Deduced a trap composed of 12 places in 264 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:32] [INFO ] Deduced a trap composed of 21 places in 190 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:32] [INFO ] Deduced a trap composed of 12 places in 190 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:32] [INFO ] Deduced a trap composed of 21 places in 189 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:33] [INFO ] Deduced a trap composed of 21 places in 238 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:33] [INFO ] Deduced a trap composed of 21 places in 197 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:33] [INFO ] Deduced a trap composed of 21 places in 182 ms of which 15 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/198 variables, 20/296 constraints. Problems are: Problem set: 0 solved, 399 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:37] [INFO ] Deduced a trap composed of 21 places in 230 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:37] [INFO ] Deduced a trap composed of 21 places in 224 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:37] [INFO ] Deduced a trap composed of 21 places in 182 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:38] [INFO ] Deduced a trap composed of 21 places in 178 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:38] [INFO ] Deduced a trap composed of 21 places in 253 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:38] [INFO ] Deduced a trap composed of 21 places in 262 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:38] [INFO ] Deduced a trap composed of 21 places in 245 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:39] [INFO ] Deduced a trap composed of 21 places in 248 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:39] [INFO ] Deduced a trap composed of 21 places in 251 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:39] [INFO ] Deduced a trap composed of 21 places in 182 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:39] [INFO ] Deduced a trap composed of 21 places in 273 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:40] [INFO ] Deduced a trap composed of 21 places in 168 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:40] [INFO ] Deduced a trap composed of 21 places in 240 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:40] [INFO ] Deduced a trap composed of 21 places in 200 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:40] [INFO ] Deduced a trap composed of 21 places in 266 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:41] [INFO ] Deduced a trap composed of 21 places in 266 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:41] [INFO ] Deduced a trap composed of 21 places in 272 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:41] [INFO ] Deduced a trap composed of 21 places in 219 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:41] [INFO ] Deduced a trap composed of 9 places in 274 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:42] [INFO ] Deduced a trap composed of 36 places in 267 ms of which 15 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/198 variables, 20/316 constraints. Problems are: Problem set: 0 solved, 399 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:43] [INFO ] Deduced a trap composed of 36 places in 166 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:43] [INFO ] Deduced a trap composed of 36 places in 114 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:44] [INFO ] Deduced a trap composed of 15 places in 137 ms of which 8 ms to minimize.
SMT process timed out in 30328ms, After SMT, problems are : Problem set: 0 solved, 399 unsolved
Search for dead transitions found 0 dead transitions in 30333ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31404 ms. Remains : 198/198 places, 406/406 transitions.
RANDOM walk for 40000 steps (8 resets) in 1508 ms. (26 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 198 ms. (201 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 264 ms. (150 steps per ms) remains 2/2 properties
[2026-05-25 22:57:44] [INFO ] Flatten gal took : 235 ms
[2026-05-25 22:57:45] [INFO ] Flatten gal took : 95 ms
[2026-05-25 22:57:45] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16112356231494241555.gal : 33 ms
[2026-05-25 22:57:45] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16661475665005869035.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16112356231494241555.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16661475665005869035.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality16661475665005869035.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 8
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :8 after 50
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :50 after 52
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :52 after 56
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :56 after 65
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :65 after 78
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :78 after 216
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :216 after 1132
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1132 after 3248
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3248 after 18441
Interrupted probabilistic random walk after 365943 steps, run timeout after 3001 ms. (steps per millisecond=121 ) properties seen :0 out of 2
Probabilistic random walk after 365943 steps, saw 175184 distinct states, run finished after 3012 ms. (steps per millisecond=121 ) properties seen :0
[2026-05-25 22:57:47] [INFO ] Flow matrix only has 294 transitions (discarded 112 similar events)
[2026-05-25 22:57:47] [INFO ] Invariant cache hit.
[2026-05-25 22:57:47] [INFO ] State equation strengthened by 35 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 161/168 variables, 49/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/168 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/168 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 294/462 variables, 168/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/462 variables, 35/420 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/462 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 30/492 variables, 30/450 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/492 variables, 30/480 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/492 variables, 9/489 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/492 variables, 0/489 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/492 variables, 0/489 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 492/492 variables, and 489 constraints, problems are : Problem set: 0 solved, 2 unsolved in 537 ms.
Refiners :[Domain max(s): 198/198 constraints, Positive P Invariants (semi-flows): 58/58 constraints, State Equation: 198/198 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 161/168 variables, 49/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/168 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/168 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 294/462 variables, 168/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/462 variables, 35/420 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/462 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :18441 after 66653
At refinement iteration 8 (OVERLAPS) 30/492 variables, 30/450 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/492 variables, 30/480 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/492 variables, 9/489 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/492 variables, 2/491 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:49] [INFO ] Deduced a trap composed of 20 places in 199 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:49] [INFO ] Deduced a trap composed of 36 places in 181 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:49] [INFO ] Deduced a trap composed of 20 places in 189 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:49] [INFO ] Deduced a trap composed of 20 places in 221 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:49] [INFO ] Deduced a trap composed of 9 places in 192 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:50] [INFO ] Deduced a trap composed of 20 places in 189 ms of which 12 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/492 variables, 6/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:50] [INFO ] Deduced a trap composed of 20 places in 190 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:50] [INFO ] Deduced a trap composed of 7 places in 155 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:50] [INFO ] Deduced a trap composed of 20 places in 145 ms of which 8 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/492 variables, 3/500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:50] [INFO ] Deduced a trap composed of 20 places in 159 ms of which 18 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/492 variables, 1/501 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/492 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/492 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 492/492 variables, and 501 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2758 ms.
Refiners :[Domain max(s): 198/198 constraints, Positive P Invariants (semi-flows): 58/58 constraints, State Equation: 198/198 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3339ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 309 ms.
Support contains 7 out of 198 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 198/198 places, 406/406 transitions.
Applied a total of 0 rules in 15 ms. Remains 198 /198 variables (removed 0) and now considering 406/406 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 198/198 places, 406/406 transitions.
RANDOM walk for 40000 steps (8 resets) in 609 ms. (65 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 150 ms. (264 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 185 ms. (215 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :66653 after 366929
Interrupted probabilistic random walk after 495780 steps, run timeout after 3001 ms. (steps per millisecond=165 ) properties seen :0 out of 2
Probabilistic random walk after 495780 steps, saw 230035 distinct states, run finished after 3001 ms. (steps per millisecond=165 ) properties seen :0
[2026-05-25 22:57:54] [INFO ] Flow matrix only has 294 transitions (discarded 112 similar events)
[2026-05-25 22:57:54] [INFO ] Invariant cache hit.
[2026-05-25 22:57:55] [INFO ] State equation strengthened by 35 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 161/168 variables, 49/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/168 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/168 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 294/462 variables, 168/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/462 variables, 35/420 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/462 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 30/492 variables, 30/450 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/492 variables, 30/480 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/492 variables, 9/489 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/492 variables, 0/489 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/492 variables, 0/489 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 492/492 variables, and 489 constraints, problems are : Problem set: 0 solved, 2 unsolved in 884 ms.
Refiners :[Domain max(s): 198/198 constraints, Positive P Invariants (semi-flows): 58/58 constraints, State Equation: 198/198 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 161/168 variables, 49/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/168 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/168 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 294/462 variables, 168/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/462 variables, 35/420 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/462 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 30/492 variables, 30/450 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/492 variables, 30/480 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/492 variables, 9/489 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/492 variables, 2/491 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:56] [INFO ] Deduced a trap composed of 20 places in 270 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:56] [INFO ] Deduced a trap composed of 36 places in 296 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:57] [INFO ] Deduced a trap composed of 20 places in 310 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:57] [INFO ] Deduced a trap composed of 20 places in 292 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:57] [INFO ] Deduced a trap composed of 9 places in 260 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:58] [INFO ] Deduced a trap composed of 20 places in 237 ms of which 16 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/492 variables, 6/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:58] [INFO ] Deduced a trap composed of 20 places in 278 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:58] [INFO ] Deduced a trap composed of 7 places in 245 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:59] [INFO ] Deduced a trap composed of 20 places in 229 ms of which 11 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/492 variables, 3/500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:57:59] [INFO ] Deduced a trap composed of 20 places in 254 ms of which 25 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/492 variables, 1/501 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/492 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/492 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 492/492 variables, and 501 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3904 ms.
Refiners :[Domain max(s): 198/198 constraints, Positive P Invariants (semi-flows): 58/58 constraints, State Equation: 198/198 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4851ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 211 ms.
Support contains 7 out of 198 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 198/198 places, 406/406 transitions.
Applied a total of 0 rules in 26 ms. Remains 198 /198 variables (removed 0) and now considering 406/406 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 198/198 places, 406/406 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 198/198 places, 406/406 transitions.
Applied a total of 0 rules in 20 ms. Remains 198 /198 variables (removed 0) and now considering 406/406 (removed 0) transitions.
[2026-05-25 22:58:00] [INFO ] Flow matrix only has 294 transitions (discarded 112 similar events)
[2026-05-25 22:58:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 22:58:01] [INFO ] Implicit Places using invariants in 999 ms returned []
[2026-05-25 22:58:01] [INFO ] Flow matrix only has 294 transitions (discarded 112 similar events)
[2026-05-25 22:58:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 22:58:01] [INFO ] State equation strengthened by 35 read => feed constraints.
[2026-05-25 22:58:02] [INFO ] Implicit Places using invariants and state equation in 938 ms returned []
Implicit Place search using SMT with State Equation took 1950 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 22:58:02] [INFO ] Redundant transitions in 6 ms returned []
Running 399 sub problems to find dead transitions.
[2026-05-25 22:58:02] [INFO ] Flow matrix only has 294 transitions (discarded 112 similar events)
[2026-05-25 22:58:02] [INFO ] Invariant cache hit.
[2026-05-25 22:58:02] [INFO ] State equation strengthened by 35 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :366929 after 670068
At refinement iteration 0 (INCLUDED_ONLY) 0/191 variables, 191/191 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/191 variables, 9/200 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/191 variables, 0/200 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 3 (OVERLAPS) 7/198 variables, 49/249 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/198 variables, 7/256 constraints. Problems are: Problem set: 0 solved, 399 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:14] [INFO ] Deduced a trap composed of 9 places in 153 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:14] [INFO ] Deduced a trap composed of 9 places in 146 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:14] [INFO ] Deduced a trap composed of 9 places in 134 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:14] [INFO ] Deduced a trap composed of 9 places in 190 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:14] [INFO ] Deduced a trap composed of 9 places in 141 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:15] [INFO ] Deduced a trap composed of 9 places in 162 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:15] [INFO ] Deduced a trap composed of 9 places in 161 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:15] [INFO ] Deduced a trap composed of 9 places in 156 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:15] [INFO ] Deduced a trap composed of 9 places in 151 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:15] [INFO ] Deduced a trap composed of 9 places in 215 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:15] [INFO ] Deduced a trap composed of 9 places in 157 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:16] [INFO ] Deduced a trap composed of 9 places in 168 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:16] [INFO ] Deduced a trap composed of 9 places in 132 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:16] [INFO ] Deduced a trap composed of 10 places in 132 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:16] [INFO ] Deduced a trap composed of 15 places in 65 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:16] [INFO ] Deduced a trap composed of 15 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:16] [INFO ] Deduced a trap composed of 15 places in 63 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:16] [INFO ] Deduced a trap composed of 15 places in 62 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:16] [INFO ] Deduced a trap composed of 15 places in 62 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:16] [INFO ] Deduced a trap composed of 15 places in 104 ms of which 8 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/198 variables, 20/276 constraints. Problems are: Problem set: 0 solved, 399 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:17] [INFO ] Deduced a trap composed of 16 places in 133 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:17] [INFO ] Deduced a trap composed of 12 places in 135 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:17] [INFO ] Deduced a trap composed of 15 places in 145 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:17] [INFO ] Deduced a trap composed of 15 places in 143 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:17] [INFO ] Deduced a trap composed of 12 places in 137 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:18] [INFO ] Deduced a trap composed of 15 places in 135 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:18] [INFO ] Deduced a trap composed of 15 places in 133 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:18] [INFO ] Deduced a trap composed of 12 places in 227 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:19] [INFO ] Deduced a trap composed of 12 places in 186 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:19] [INFO ] Deduced a trap composed of 21 places in 232 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:19] [INFO ] Deduced a trap composed of 12 places in 244 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:19] [INFO ] Deduced a trap composed of 21 places in 167 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:19] [INFO ] Deduced a trap composed of 21 places in 166 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:20] [INFO ] Deduced a trap composed of 12 places in 167 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:20] [INFO ] Deduced a trap composed of 21 places in 174 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:20] [INFO ] Deduced a trap composed of 12 places in 219 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:20] [INFO ] Deduced a trap composed of 21 places in 169 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:20] [INFO ] Deduced a trap composed of 21 places in 157 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:21] [INFO ] Deduced a trap composed of 21 places in 180 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:21] [INFO ] Deduced a trap composed of 21 places in 180 ms of which 15 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/198 variables, 20/296 constraints. Problems are: Problem set: 0 solved, 399 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:25] [INFO ] Deduced a trap composed of 21 places in 255 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:25] [INFO ] Deduced a trap composed of 21 places in 216 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:25] [INFO ] Deduced a trap composed of 21 places in 182 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:25] [INFO ] Deduced a trap composed of 21 places in 185 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:26] [INFO ] Deduced a trap composed of 21 places in 214 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:26] [INFO ] Deduced a trap composed of 21 places in 185 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:26] [INFO ] Deduced a trap composed of 21 places in 199 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:26] [INFO ] Deduced a trap composed of 21 places in 263 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:27] [INFO ] Deduced a trap composed of 21 places in 277 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:27] [INFO ] Deduced a trap composed of 21 places in 276 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:27] [INFO ] Deduced a trap composed of 21 places in 279 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:28] [INFO ] Deduced a trap composed of 21 places in 275 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:28] [INFO ] Deduced a trap composed of 21 places in 261 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:28] [INFO ] Deduced a trap composed of 21 places in 265 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:28] [INFO ] Deduced a trap composed of 21 places in 258 ms of which 20 ms to minimize.
SDD proceeding with computation,2 properties remain. new max is 65536
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD size :670068 after 3.25256e+06
[2026-05-25 22:58:29] [INFO ] Deduced a trap composed of 21 places in 211 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:29] [INFO ] Deduced a trap composed of 21 places in 193 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:29] [INFO ] Deduced a trap composed of 21 places in 291 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:30] [INFO ] Deduced a trap composed of 9 places in 238 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:30] [INFO ] Deduced a trap composed of 36 places in 210 ms of which 15 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/198 variables, 20/316 constraints. Problems are: Problem set: 0 solved, 399 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:31] [INFO ] Deduced a trap composed of 36 places in 175 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:31] [INFO ] Deduced a trap composed of 36 places in 136 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:31] [INFO ] Deduced a trap composed of 15 places in 180 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:32] [INFO ] Deduced a trap composed of 15 places in 172 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:32] [INFO ] Deduced a trap composed of 15 places in 194 ms of which 19 ms to minimize.
SMT process timed out in 30293ms, After SMT, problems are : Problem set: 0 solved, 399 unsolved
Search for dead transitions found 0 dead transitions in 30297ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 32289 ms. Remains : 198/198 places, 406/406 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 112 transitions
Reduce isomorphic transitions removed 112 transitions.
Iterating post reduction 0 with 112 rules applied. Total rules applied 112 place count 198 transition count 294
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 49 Pre rules applied. Total rules applied 112 place count 198 transition count 245
Deduced a syphon composed of 49 places in 0 ms
Ensure Unique test removed 42 places
Reduce places removed 91 places and 0 transitions.
Iterating global reduction 1 with 140 rules applied. Total rules applied 252 place count 107 transition count 245
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 1 with 14 rules applied. Total rules applied 266 place count 100 transition count 238
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: -42
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 1 with 14 rules applied. Total rules applied 280 place count 93 transition count 280
Free-agglomeration rule applied 7 times.
Iterating global reduction 1 with 7 rules applied. Total rules applied 287 place count 93 transition count 273
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 294 place count 86 transition count 273
Partial Free-agglomeration rule applied 7 times.
Drop transitions (Partial Free agglomeration) removed 7 transitions
Iterating global reduction 2 with 7 rules applied. Total rules applied 301 place count 86 transition count 273
Partial Post-agglomeration rule applied 7 times.
Drop transitions (Partial Post agglomeration) removed 7 transitions
Iterating global reduction 2 with 7 rules applied. Total rules applied 308 place count 86 transition count 273
Applied a total of 308 rules in 79 ms. Remains 86 /198 variables (removed 112) and now considering 273/406 (removed 133) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 273 rows 86 cols
[2026-05-25 22:58:32] [INFO ] Computed 16 invariants in 3 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-25 22:58:32] [INFO ] [Real]Absence check using 16 positive place invariants in 8 ms returned sat
[2026-05-25 22:58:32] [INFO ] After 202ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-25 22:58:32] [INFO ] [Nat]Absence check using 16 positive place invariants in 6 ms returned sat
[2026-05-25 22:58:32] [INFO ] After 130ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-25 22:58:32] [INFO ] After 179ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-25 22:58:32] [INFO ] After 277ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-25 22:58:33] [INFO ] Flatten gal took : 52 ms
[2026-05-25 22:58:33] [INFO ] Flatten gal took : 30 ms
[2026-05-25 22:58:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16735804128957489816.gal : 7 ms
[2026-05-25 22:58:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11433332417218310411.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16735804128957489816.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11433332417218310411.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality11433332417218310411.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :11 after 14
Invariant property MIN0 does not hold.
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :14 after 113
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :113 after 157
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :157 after 204
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :204 after 1381
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :1381 after 2325
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :2325 after 8144
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :8144 after 19010
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :19010 after 107576
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :107576 after 1.25989e+06
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1.25989e+06 after 4.70836e+06
Detected timeout of ITS tools.
[2026-05-25 22:58:35] [INFO ] Flatten gal took : 57 ms
[2026-05-25 22:58:35] [INFO ] Applying decomposition
[2026-05-25 22:58:35] [INFO ] Flatten gal took : 53 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph16411554041236697741.txt' '-o' '/tmp/graph16411554041236697741.bin' '-w' '/tmp/graph16411554041236697741.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph16411554041236697741.bin' '-l' '-1' '-v' '-w' '/tmp/graph16411554041236697741.weights' '-q' '0' '-e' '0.001'
[2026-05-25 22:58:35] [INFO ] Decomposing Gal with order
[2026-05-25 22:58:35] [INFO ] Rewriting arrays to variables to allow decomposition.
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :4.70836e+06 after 1.51813e+07
[2026-05-25 22:58:36] [INFO ] Removed a total of 443 redundant transitions.
[2026-05-25 22:58:36] [INFO ] Flatten gal took : 245 ms
[2026-05-25 22:58:36] [INFO ] Fuse similar labels procedure discarded/fused a total of 122 labels/synchronizations in 36 ms.
[2026-05-25 22:58:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8250228355790892584.gal : 14 ms
[2026-05-25 22:58:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15836505914659795457.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8250228355790892584.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15836505914659795457.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality15836505914659795457.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 9
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :9 after 28
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :28 after 37
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :37 after 109
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :109 after 244
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :244 after 1280
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1280 after 3429
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :3429 after 6449
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6449 after 105750
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :105750 after 321144
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :1.51813e+07 after 6.27577e+07
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :321144 after 2.62916e+07
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :2.62916e+07 after 1.01365e+08
Detected timeout of ITS tools.
[2026-05-25 22:58:48] [INFO ] Flatten gal took : 23 ms
[2026-05-25 22:58:48] [INFO ] Applying decomposition
[2026-05-25 22:58:48] [INFO ] Flatten gal took : 30 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph4888361216600181417.txt' '-o' '/tmp/graph4888361216600181417.bin' '-w' '/tmp/graph4888361216600181417.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph4888361216600181417.bin' '-l' '-1' '-v' '-w' '/tmp/graph4888361216600181417.weights' '-q' '0' '-e' '0.001'
[2026-05-25 22:58:48] [INFO ] Decomposing Gal with order
[2026-05-25 22:58:48] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 22:58:48] [INFO ] Removed a total of 315 redundant transitions.
[2026-05-25 22:58:48] [INFO ] Flatten gal took : 79 ms
[2026-05-25 22:58:48] [INFO ] Fuse similar labels procedure discarded/fused a total of 201 labels/synchronizations in 21 ms.
[2026-05-25 22:58:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16195908570857250665.gal : 4 ms
[2026-05-25 22:58:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4687052525664338754.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16195908570857250665.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4687052525664338754.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality4687052525664338754.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 18
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :18 after 82
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :82 after 99
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :99 after 135
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :135 after 219
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :219 after 1121
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1121 after 4146
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :4146 after 10294
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :10294 after 72370
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :72370 after 1.52135e+07
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1.56504e+08 after 3.86313e+08
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flatf,1.12348e+09,2.47125,58888,2,8219,18,277238,7,0,609,240922,0
Total reachable state count : 1123478698

Verifying 1 reachability properties.
Reachability property MAX0 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX0,4,2.4777,58888,2,89,18,277238,7,0,653,240922,0
Over-approximation ignoring read arcs solved 0 properties in 18551 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:[1] Max Struct:[7]
Starting property specific reduction for LamportFastMutEx-PT-7-UpperBounds-05
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[0] Max Struct:[7]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[7]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[7]
[2026-05-25 22:58:50] [INFO ] Flow matrix only has 294 transitions (discarded 112 similar events)
// Phase 1: matrix 294 rows 198 cols
[2026-05-25 22:58:50] [INFO ] Computed 58 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[7]
RANDOM walk for 10000 steps (2 resets) in 23 ms. (416 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:[1] Max Struct:[7]
[2026-05-25 22:58:50] [INFO ] Flow matrix only has 294 transitions (discarded 112 similar events)
[2026-05-25 22:58:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 22:58:51] [INFO ] [Real]Absence check using 58 positive place invariants in 28 ms returned sat
[2026-05-25 22:58:51] [INFO ] [Real]Absence check using state equation in 145 ms returned sat
[2026-05-25 22:58:51] [INFO ] State equation strengthened by 35 read => feed constraints.
[2026-05-25 22:58:51] [INFO ] [Real]Added 35 Read/Feed constraints in 12 ms returned sat
[2026-05-25 22:58:51] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 22:58:51] [INFO ] [Nat]Absence check using 58 positive place invariants in 27 ms returned sat
[2026-05-25 22:58:51] [INFO ] [Nat]Absence check using state equation in 120 ms returned sat
[2026-05-25 22:58:51] [INFO ] [Nat]Added 35 Read/Feed constraints in 23 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:51] [INFO ] Deduced a trap composed of 20 places in 166 ms of which 7 ms to minimize.
[2026-05-25 22:58:51] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 201 ms
[2026-05-25 22:58:51] [INFO ] Computed and/alt/rep : 252/1463/252 causal constraints (skipped 35 transitions) in 32 ms.
[2026-05-25 22:58:53] [INFO ] Added : 152 causal constraints over 31 iterations in 1485 ms. Result :sat
Minimization took 532 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[7]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[7]
Support contains 7 out of 198 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 198/198 places, 406/406 transitions.
Applied a total of 0 rules in 12 ms. Remains 198 /198 variables (removed 0) and now considering 406/406 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 198/198 places, 406/406 transitions.
[2026-05-25 22:58:53] [INFO ] Flow matrix only has 294 transitions (discarded 112 similar events)
[2026-05-25 22:58:53] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[7]
RANDOM walk for 1000000 steps (2 resets) in 2598 ms. (384 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 897 ms. (1113 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[7]
[2026-05-25 22:58:57] [INFO ] Flow matrix only has 294 transitions (discarded 112 similar events)
[2026-05-25 22:58:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 22:58:57] [INFO ] [Real]Absence check using 58 positive place invariants in 32 ms returned sat
[2026-05-25 22:58:57] [INFO ] [Real]Absence check using state equation in 161 ms returned sat
[2026-05-25 22:58:57] [INFO ] State equation strengthened by 35 read => feed constraints.
[2026-05-25 22:58:57] [INFO ] [Real]Added 35 Read/Feed constraints in 15 ms returned sat
[2026-05-25 22:58:57] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 22:58:57] [INFO ] [Nat]Absence check using 58 positive place invariants in 36 ms returned sat
[2026-05-25 22:58:58] [INFO ] [Nat]Absence check using state equation in 185 ms returned sat
[2026-05-25 22:58:58] [INFO ] [Nat]Added 35 Read/Feed constraints in 25 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:58:58] [INFO ] Deduced a trap composed of 20 places in 258 ms of which 12 ms to minimize.
[2026-05-25 22:58:58] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 299 ms
[2026-05-25 22:58:58] [INFO ] Computed and/alt/rep : 252/1463/252 causal constraints (skipped 35 transitions) in 38 ms.
[2026-05-25 22:58:59] [INFO ] Added : 152 causal constraints over 31 iterations in 1548 ms. Result :sat
Minimization took 603 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[7]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[7]
Support contains 7 out of 198 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 198/198 places, 406/406 transitions.
Applied a total of 0 rules in 11 ms. Remains 198 /198 variables (removed 0) and now considering 406/406 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 198/198 places, 406/406 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 198/198 places, 406/406 transitions.
Applied a total of 0 rules in 10 ms. Remains 198 /198 variables (removed 0) and now considering 406/406 (removed 0) transitions.
[2026-05-25 22:59:00] [INFO ] Flow matrix only has 294 transitions (discarded 112 similar events)
[2026-05-25 22:59:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 22:59:01] [INFO ] Implicit Places using invariants in 507 ms returned []
[2026-05-25 22:59:01] [INFO ] Flow matrix only has 294 transitions (discarded 112 similar events)
[2026-05-25 22:59:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 22:59:01] [INFO ] State equation strengthened by 35 read => feed constraints.
[2026-05-25 22:59:02] [INFO ] Implicit Places using invariants and state equation in 995 ms returned []
Implicit Place search using SMT with State Equation took 1504 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 22:59:02] [INFO ] Redundant transitions in 4 ms returned []
Running 399 sub problems to find dead transitions.
[2026-05-25 22:59:02] [INFO ] Flow matrix only has 294 transitions (discarded 112 similar events)
[2026-05-25 22:59:02] [INFO ] Invariant cache hit.
[2026-05-25 22:59:02] [INFO ] State equation strengthened by 35 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/191 variables, 191/191 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/191 variables, 9/200 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/191 variables, 0/200 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 3 (OVERLAPS) 7/198 variables, 49/249 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/198 variables, 7/256 constraints. Problems are: Problem set: 0 solved, 399 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:14] [INFO ] Deduced a trap composed of 9 places in 187 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:14] [INFO ] Deduced a trap composed of 9 places in 207 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:14] [INFO ] Deduced a trap composed of 9 places in 208 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:15] [INFO ] Deduced a trap composed of 9 places in 196 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:15] [INFO ] Deduced a trap composed of 9 places in 199 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:15] [INFO ] Deduced a trap composed of 9 places in 227 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:15] [INFO ] Deduced a trap composed of 9 places in 218 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:15] [INFO ] Deduced a trap composed of 9 places in 206 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:16] [INFO ] Deduced a trap composed of 9 places in 207 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:16] [INFO ] Deduced a trap composed of 9 places in 213 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:16] [INFO ] Deduced a trap composed of 9 places in 240 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:16] [INFO ] Deduced a trap composed of 9 places in 254 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:17] [INFO ] Deduced a trap composed of 9 places in 194 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:17] [INFO ] Deduced a trap composed of 10 places in 178 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:17] [INFO ] Deduced a trap composed of 15 places in 86 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:17] [INFO ] Deduced a trap composed of 15 places in 89 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:17] [INFO ] Deduced a trap composed of 15 places in 84 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:17] [INFO ] Deduced a trap composed of 15 places in 79 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:17] [INFO ] Deduced a trap composed of 15 places in 79 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:18] [INFO ] Deduced a trap composed of 15 places in 154 ms of which 12 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/198 variables, 20/276 constraints. Problems are: Problem set: 0 solved, 399 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:18] [INFO ] Deduced a trap composed of 16 places in 174 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:18] [INFO ] Deduced a trap composed of 12 places in 198 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:18] [INFO ] Deduced a trap composed of 15 places in 207 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:19] [INFO ] Deduced a trap composed of 15 places in 210 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:19] [INFO ] Deduced a trap composed of 12 places in 218 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:19] [INFO ] Deduced a trap composed of 15 places in 199 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:19] [INFO ] Deduced a trap composed of 15 places in 209 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:20] [INFO ] Deduced a trap composed of 12 places in 182 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:20] [INFO ] Deduced a trap composed of 12 places in 182 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:20] [INFO ] Deduced a trap composed of 21 places in 181 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:20] [INFO ] Deduced a trap composed of 12 places in 204 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:21] [INFO ] Deduced a trap composed of 21 places in 200 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:21] [INFO ] Deduced a trap composed of 21 places in 208 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:21] [INFO ] Deduced a trap composed of 12 places in 255 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:21] [INFO ] Deduced a trap composed of 21 places in 253 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:22] [INFO ] Deduced a trap composed of 12 places in 273 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:22] [INFO ] Deduced a trap composed of 21 places in 261 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:22] [INFO ] Deduced a trap composed of 21 places in 255 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:23] [INFO ] Deduced a trap composed of 21 places in 277 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:23] [INFO ] Deduced a trap composed of 21 places in 268 ms of which 24 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/198 variables, 20/296 constraints. Problems are: Problem set: 0 solved, 399 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:27] [INFO ] Deduced a trap composed of 21 places in 270 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:27] [INFO ] Deduced a trap composed of 21 places in 271 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:27] [INFO ] Deduced a trap composed of 21 places in 261 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:28] [INFO ] Deduced a trap composed of 21 places in 257 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:28] [INFO ] Deduced a trap composed of 21 places in 257 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:28] [INFO ] Deduced a trap composed of 21 places in 279 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:29] [INFO ] Deduced a trap composed of 21 places in 273 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:29] [INFO ] Deduced a trap composed of 21 places in 231 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:29] [INFO ] Deduced a trap composed of 21 places in 264 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:29] [INFO ] Deduced a trap composed of 21 places in 265 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:30] [INFO ] Deduced a trap composed of 21 places in 266 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:30] [INFO ] Deduced a trap composed of 21 places in 271 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:30] [INFO ] Deduced a trap composed of 21 places in 257 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:30] [INFO ] Deduced a trap composed of 21 places in 245 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:31] [INFO ] Deduced a trap composed of 21 places in 202 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:31] [INFO ] Deduced a trap composed of 21 places in 253 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:31] [INFO ] Deduced a trap composed of 21 places in 252 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:31] [INFO ] Deduced a trap composed of 21 places in 250 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:32] [INFO ] Deduced a trap composed of 9 places in 211 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:32] [INFO ] Deduced a trap composed of 36 places in 269 ms of which 15 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/198 variables, 20/316 constraints. Problems are: Problem set: 0 solved, 399 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 198/492 variables, and 316 constraints, problems are : Problem set: 0 solved, 399 unsolved in 30037 ms.
Refiners :[Domain max(s): 198/198 constraints, Positive P Invariants (semi-flows): 58/58 constraints, State Equation: 0/198 constraints, ReadFeed: 0/35 constraints, PredecessorRefiner: 399/399 constraints, Known Traps: 60/60 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 399 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/191 variables, 191/191 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/191 variables, 9/200 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/191 variables, 45/245 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/191 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 4 (OVERLAPS) 7/198 variables, 49/294 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/198 variables, 7/301 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/198 variables, 15/316 constraints. Problems are: Problem set: 0 solved, 399 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:37] [INFO ] Deduced a trap composed of 15 places in 203 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:38] [INFO ] Deduced a trap composed of 15 places in 216 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:39] [INFO ] Deduced a trap composed of 36 places in 246 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:39] [INFO ] Deduced a trap composed of 36 places in 162 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:39] [INFO ] Deduced a trap composed of 15 places in 216 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:40] [INFO ] Deduced a trap composed of 15 places in 219 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:40] [INFO ] Deduced a trap composed of 15 places in 226 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:40] [INFO ] Deduced a trap composed of 15 places in 224 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:40] [INFO ] Deduced a trap composed of 15 places in 243 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:41] [INFO ] Deduced a trap composed of 15 places in 231 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:41] [INFO ] Deduced a trap composed of 15 places in 233 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:41] [INFO ] Deduced a trap composed of 15 places in 222 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:41] [INFO ] Deduced a trap composed of 15 places in 232 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:42] [INFO ] Deduced a trap composed of 15 places in 233 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:42] [INFO ] Deduced a trap composed of 15 places in 237 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:42] [INFO ] Deduced a trap composed of 15 places in 232 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:42] [INFO ] Deduced a trap composed of 15 places in 252 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:43] [INFO ] Deduced a trap composed of 15 places in 240 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:43] [INFO ] Deduced a trap composed of 15 places in 246 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:43] [INFO ] Deduced a trap composed of 15 places in 253 ms of which 11 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/198 variables, 20/336 constraints. Problems are: Problem set: 0 solved, 399 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:45] [INFO ] Deduced a trap composed of 15 places in 270 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:46] [INFO ] Deduced a trap composed of 7 places in 47 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:46] [INFO ] Deduced a trap composed of 7 places in 50 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:46] [INFO ] Deduced a trap composed of 7 places in 52 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:46] [INFO ] Deduced a trap composed of 7 places in 47 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:46] [INFO ] Deduced a trap composed of 7 places in 53 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:46] [INFO ] Deduced a trap composed of 7 places in 50 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:47] [INFO ] Deduced a trap composed of 15 places in 139 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:47] [INFO ] Deduced a trap composed of 7 places in 46 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:47] [INFO ] Deduced a trap composed of 20 places in 276 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:47] [INFO ] Deduced a trap composed of 21 places in 273 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:48] [INFO ] Deduced a trap composed of 21 places in 242 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:48] [INFO ] Deduced a trap composed of 20 places in 280 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:49] [INFO ] Deduced a trap composed of 20 places in 269 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:49] [INFO ] Deduced a trap composed of 20 places in 291 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:49] [INFO ] Deduced a trap composed of 21 places in 289 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:50] [INFO ] Deduced a trap composed of 15 places in 268 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:50] [INFO ] Deduced a trap composed of 15 places in 255 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:50] [INFO ] Deduced a trap composed of 15 places in 253 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:51] [INFO ] Deduced a trap composed of 15 places in 245 ms of which 16 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/198 variables, 20/356 constraints. Problems are: Problem set: 0 solved, 399 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:51] [INFO ] Deduced a trap composed of 20 places in 159 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:52] [INFO ] Deduced a trap composed of 20 places in 208 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:52] [INFO ] Deduced a trap composed of 20 places in 205 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:52] [INFO ] Deduced a trap composed of 20 places in 197 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:52] [INFO ] Deduced a trap composed of 20 places in 211 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:52] [INFO ] Deduced a trap composed of 20 places in 188 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:53] [INFO ] Deduced a trap composed of 20 places in 216 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:53] [INFO ] Deduced a trap composed of 20 places in 214 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:54] [INFO ] Deduced a trap composed of 21 places in 254 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:54] [INFO ] Deduced a trap composed of 21 places in 265 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:54] [INFO ] Deduced a trap composed of 21 places in 268 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:55] [INFO ] Deduced a trap composed of 15 places in 229 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:57] [INFO ] Deduced a trap composed of 20 places in 218 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:57] [INFO ] Deduced a trap composed of 21 places in 235 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:58] [INFO ] Deduced a trap composed of 15 places in 200 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:58] [INFO ] Deduced a trap composed of 36 places in 198 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 22:59:59] [INFO ] Deduced a trap composed of 15 places in 194 ms of which 18 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/198 variables, 17/373 constraints. Problems are: Problem set: 0 solved, 399 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:00] [INFO ] Deduced a trap composed of 15 places in 146 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:00] [INFO ] Deduced a trap composed of 15 places in 152 ms of which 12 ms to minimize.
(s63 0timeout
^^^^^^^^
(error "Invalid token: 0timeout")
Error getting values : (error "ParserException while parsing response: ((s0 0)
(s1 0)
(s2 0)
(s3 0)
(s4 0)
(s5 0)
(s6 0)
(s7 0)
(s8 0)
(s9 0)
(s10 0)
(s11 0)
(s12 0)
(s13 0)
(s14 1)
(s15 0)
(s16 0)
(s17 0)
(s18 0)
(s19 0)
(s20 1)
(s21 0)
(s22 0)
(s23 1)
(s24 0)
(s25 0)
(s26 1)
(s27 0)
(s28 1)
(s29 0)
(s30 1)
(s31 0)
(s32 1)
(s33 0)
(s34 1)
(s35 0)
(s36 1)
(s37 0)
(s38 0)
(s39 0)
(s40 0)
(s41 0)
(s42 0)
(s43 0)
(s44 0)
(s45 0)
(s46 0)
(s47 0)
(s48 0)
(s49 0)
(s50 1)
(s51 0)
(s52 0)
(s53 0)
(s54 0)
(s55 0)
(s56 0)
(s57 0)
(s58 0)
(s59 0)
(s60 0)
(s61 0)
(s62 0)
(s63 0timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 198/492 variables, and 375 constraints, problems are : Problem set: 0 solved, 399 unsolved in 30037 ms.
Refiners :[Domain max(s): 198/198 constraints, Positive P Invariants (semi-flows): 58/58 constraints, State Equation: 0/198 constraints, ReadFeed: 0/35 constraints, PredecessorRefiner: 0/399 constraints, Known Traps: 119/119 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60216ms problems are : Problem set: 0 solved, 399 unsolved
Search for dead transitions found 0 dead transitions in 60221ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61750 ms. Remains : 198/198 places, 406/406 transitions.
[2026-05-25 23:00:02] [INFO ] Flatten gal took : 27 ms
[2026-05-25 23:00:02] [INFO ] Flatten gal took : 26 ms
[2026-05-25 23:00:02] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12160907529596663244.gal : 5 ms
[2026-05-25 23:00:02] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6584828622723874851.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12160907529596663244.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6584828622723874851.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (8 resets) in 323 ms. (123 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality6584828622723874851.prop.
BEST_FIRST walk for 40003 steps (8 resets) in 83 ms. (476 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 8
BEST_FIRST walk for 40004 steps (8 resets) in 139 ms. (285 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :8 after 50
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :50 after 52
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :52 after 56
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :56 after 65
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :65 after 78
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :78 after 216
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :216 after 1132
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1132 after 3248
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3248 after 18441
Interrupted probabilistic random walk after 421040 steps, run timeout after 3001 ms. (steps per millisecond=140 ) properties seen :0 out of 2
Probabilistic random walk after 421040 steps, saw 198653 distinct states, run finished after 3001 ms. (steps per millisecond=140 ) properties seen :0
[2026-05-25 23:00:05] [INFO ] Flow matrix only has 294 transitions (discarded 112 similar events)
[2026-05-25 23:00:05] [INFO ] Invariant cache hit.
[2026-05-25 23:00:05] [INFO ] State equation strengthened by 35 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 161/168 variables, 49/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/168 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/168 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 294/462 variables, 168/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/462 variables, 35/420 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/462 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 30/492 variables, 30/450 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/492 variables, 30/480 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/492 variables, 9/489 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/492 variables, 0/489 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/492 variables, 0/489 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 492/492 variables, and 489 constraints, problems are : Problem set: 0 solved, 2 unsolved in 378 ms.
Refiners :[Domain max(s): 198/198 constraints, Positive P Invariants (semi-flows): 58/58 constraints, State Equation: 198/198 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 161/168 variables, 49/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/168 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/168 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 294/462 variables, 168/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/462 variables, 35/420 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/462 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 30/492 variables, 30/450 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/492 variables, 30/480 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/492 variables, 9/489 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/492 variables, 2/491 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :18441 after 66653
[2026-05-25 23:00:06] [INFO ] Deduced a trap composed of 20 places in 167 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:06] [INFO ] Deduced a trap composed of 36 places in 168 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:07] [INFO ] Deduced a trap composed of 20 places in 184 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:07] [INFO ] Deduced a trap composed of 20 places in 189 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:07] [INFO ] Deduced a trap composed of 9 places in 193 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:07] [INFO ] Deduced a trap composed of 20 places in 233 ms of which 16 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/492 variables, 6/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:08] [INFO ] Deduced a trap composed of 20 places in 256 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:08] [INFO ] Deduced a trap composed of 7 places in 243 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:08] [INFO ] Deduced a trap composed of 20 places in 230 ms of which 11 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/492 variables, 3/500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:08] [INFO ] Deduced a trap composed of 20 places in 213 ms of which 27 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/492 variables, 1/501 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/492 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/492 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 492/492 variables, and 501 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3027 ms.
Refiners :[Domain max(s): 198/198 constraints, Positive P Invariants (semi-flows): 58/58 constraints, State Equation: 198/198 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3413ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 251 ms.
Support contains 7 out of 198 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 198/198 places, 406/406 transitions.
Applied a total of 0 rules in 7 ms. Remains 198 /198 variables (removed 0) and now considering 406/406 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 198/198 places, 406/406 transitions.
RANDOM walk for 40000 steps (8 resets) in 269 ms. (148 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 65 ms. (606 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 64 ms. (615 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 16384
Interrupted probabilistic random walk after 440842 steps, run timeout after 3001 ms. (steps per millisecond=146 ) properties seen :0 out of 2
Probabilistic random walk after 440842 steps, saw 206551 distinct states, run finished after 3001 ms. (steps per millisecond=146 ) properties seen :0
[2026-05-25 23:00:12] [INFO ] Flow matrix only has 294 transitions (discarded 112 similar events)
[2026-05-25 23:00:12] [INFO ] Invariant cache hit.
SDD size :66653 after 366929
[2026-05-25 23:00:12] [INFO ] State equation strengthened by 35 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 161/168 variables, 49/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/168 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/168 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 294/462 variables, 168/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/462 variables, 35/420 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/462 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 30/492 variables, 30/450 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/492 variables, 30/480 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/492 variables, 9/489 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/492 variables, 0/489 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/492 variables, 0/489 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 492/492 variables, and 489 constraints, problems are : Problem set: 0 solved, 2 unsolved in 337 ms.
Refiners :[Domain max(s): 198/198 constraints, Positive P Invariants (semi-flows): 58/58 constraints, State Equation: 198/198 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 161/168 variables, 49/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/168 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/168 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 294/462 variables, 168/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/462 variables, 35/420 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/462 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 30/492 variables, 30/450 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/492 variables, 30/480 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/492 variables, 9/489 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/492 variables, 2/491 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:13] [INFO ] Deduced a trap composed of 20 places in 173 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:13] [INFO ] Deduced a trap composed of 36 places in 263 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:14] [INFO ] Deduced a trap composed of 20 places in 262 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:14] [INFO ] Deduced a trap composed of 20 places in 250 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:14] [INFO ] Deduced a trap composed of 9 places in 258 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:14] [INFO ] Deduced a trap composed of 20 places in 240 ms of which 15 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/492 variables, 6/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:15] [INFO ] Deduced a trap composed of 20 places in 207 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:15] [INFO ] Deduced a trap composed of 7 places in 178 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:15] [INFO ] Deduced a trap composed of 20 places in 175 ms of which 8 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/492 variables, 3/500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:15] [INFO ] Deduced a trap composed of 20 places in 187 ms of which 17 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/492 variables, 1/501 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/492 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/492 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 492/492 variables, and 501 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3211 ms.
Refiners :[Domain max(s): 198/198 constraints, Positive P Invariants (semi-flows): 58/58 constraints, State Equation: 198/198 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3556ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 313 ms.
Support contains 7 out of 198 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 198/198 places, 406/406 transitions.
Applied a total of 0 rules in 11 ms. Remains 198 /198 variables (removed 0) and now considering 406/406 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 198/198 places, 406/406 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 198/198 places, 406/406 transitions.
Applied a total of 0 rules in 11 ms. Remains 198 /198 variables (removed 0) and now considering 406/406 (removed 0) transitions.
[2026-05-25 23:00:16] [INFO ] Flow matrix only has 294 transitions (discarded 112 similar events)
[2026-05-25 23:00:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 23:00:17] [INFO ] Implicit Places using invariants in 416 ms returned []
[2026-05-25 23:00:17] [INFO ] Flow matrix only has 294 transitions (discarded 112 similar events)
[2026-05-25 23:00:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 23:00:17] [INFO ] State equation strengthened by 35 read => feed constraints.
[2026-05-25 23:00:17] [INFO ] Implicit Places using invariants and state equation in 741 ms returned []
Implicit Place search using SMT with State Equation took 1159 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 23:00:17] [INFO ] Redundant transitions in 4 ms returned []
Running 399 sub problems to find dead transitions.
[2026-05-25 23:00:17] [INFO ] Flow matrix only has 294 transitions (discarded 112 similar events)
[2026-05-25 23:00:17] [INFO ] Invariant cache hit.
[2026-05-25 23:00:17] [INFO ] State equation strengthened by 35 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/191 variables, 191/191 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/191 variables, 9/200 constraints. Problems are: Problem set: 0 solved, 399 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :366929 after 670068
At refinement iteration 2 (INCLUDED_ONLY) 0/191 variables, 0/200 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 3 (OVERLAPS) 7/198 variables, 49/249 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/198 variables, 7/256 constraints. Problems are: Problem set: 0 solved, 399 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:29] [INFO ] Deduced a trap composed of 9 places in 167 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:29] [INFO ] Deduced a trap composed of 9 places in 183 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:29] [INFO ] Deduced a trap composed of 9 places in 158 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:29] [INFO ] Deduced a trap composed of 9 places in 171 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:29] [INFO ] Deduced a trap composed of 9 places in 163 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:30] [INFO ] Deduced a trap composed of 9 places in 170 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:30] [INFO ] Deduced a trap composed of 9 places in 171 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:30] [INFO ] Deduced a trap composed of 9 places in 162 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:30] [INFO ] Deduced a trap composed of 9 places in 150 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:30] [INFO ] Deduced a trap composed of 9 places in 157 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:30] [INFO ] Deduced a trap composed of 9 places in 168 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:31] [INFO ] Deduced a trap composed of 9 places in 172 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:31] [INFO ] Deduced a trap composed of 9 places in 129 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:31] [INFO ] Deduced a trap composed of 10 places in 148 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:31] [INFO ] Deduced a trap composed of 15 places in 69 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:31] [INFO ] Deduced a trap composed of 15 places in 72 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:31] [INFO ] Deduced a trap composed of 15 places in 79 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:31] [INFO ] Deduced a trap composed of 15 places in 77 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:31] [INFO ] Deduced a trap composed of 15 places in 81 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:31] [INFO ] Deduced a trap composed of 15 places in 132 ms of which 12 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/198 variables, 20/276 constraints. Problems are: Problem set: 0 solved, 399 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:32] [INFO ] Deduced a trap composed of 16 places in 152 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:32] [INFO ] Deduced a trap composed of 12 places in 190 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:32] [INFO ] Deduced a trap composed of 15 places in 177 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:33] [INFO ] Deduced a trap composed of 15 places in 189 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:33] [INFO ] Deduced a trap composed of 12 places in 173 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:33] [INFO ] Deduced a trap composed of 15 places in 146 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:33] [INFO ] Deduced a trap composed of 15 places in 145 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:33] [INFO ] Deduced a trap composed of 12 places in 180 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:34] [INFO ] Deduced a trap composed of 12 places in 234 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:34] [INFO ] Deduced a trap composed of 21 places in 215 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:34] [INFO ] Deduced a trap composed of 12 places in 193 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:34] [INFO ] Deduced a trap composed of 21 places in 223 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:35] [INFO ] Deduced a trap composed of 21 places in 193 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:35] [INFO ] Deduced a trap composed of 12 places in 193 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:35] [INFO ] Deduced a trap composed of 21 places in 191 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:35] [INFO ] Deduced a trap composed of 12 places in 187 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:35] [INFO ] Deduced a trap composed of 21 places in 184 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:36] [INFO ] Deduced a trap composed of 21 places in 173 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:36] [INFO ] Deduced a trap composed of 21 places in 189 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:36] [INFO ] Deduced a trap composed of 21 places in 171 ms of which 15 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/198 variables, 20/296 constraints. Problems are: Problem set: 0 solved, 399 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:39] [INFO ] Deduced a trap composed of 21 places in 211 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:39] [INFO ] Deduced a trap composed of 21 places in 187 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:39] [INFO ] Deduced a trap composed of 21 places in 180 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:39] [INFO ] Deduced a trap composed of 21 places in 171 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:40] [INFO ] Deduced a trap composed of 21 places in 181 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:40] [INFO ] Deduced a trap composed of 21 places in 185 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:40] [INFO ] Deduced a trap composed of 21 places in 178 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:40] [INFO ] Deduced a trap composed of 21 places in 179 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:40] [INFO ] Deduced a trap composed of 21 places in 182 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:41] [INFO ] Deduced a trap composed of 21 places in 198 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:41] [INFO ] Deduced a trap composed of 21 places in 198 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:41] [INFO ] Deduced a trap composed of 21 places in 227 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:41] [INFO ] Deduced a trap composed of 21 places in 208 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:42] [INFO ] Deduced a trap composed of 21 places in 264 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:42] [INFO ] Deduced a trap composed of 21 places in 231 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:42] [INFO ] Deduced a trap composed of 21 places in 277 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:43] [INFO ] Deduced a trap composed of 21 places in 266 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:43] [INFO ] Deduced a trap composed of 21 places in 255 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:43] [INFO ] Deduced a trap composed of 9 places in 223 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:43] [INFO ] Deduced a trap composed of 36 places in 223 ms of which 15 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/198 variables, 20/316 constraints. Problems are: Problem set: 0 solved, 399 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:45] [INFO ] Deduced a trap composed of 36 places in 193 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:45] [INFO ] Deduced a trap composed of 36 places in 141 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:45] [INFO ] Deduced a trap composed of 15 places in 172 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:45] [INFO ] Deduced a trap composed of 15 places in 209 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:46] [INFO ] Deduced a trap composed of 15 places in 209 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:46] [INFO ] Deduced a trap composed of 15 places in 186 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:46] [INFO ] Deduced a trap composed of 15 places in 210 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:46] [INFO ] Deduced a trap composed of 15 places in 210 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:46] [INFO ] Deduced a trap composed of 15 places in 174 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :670068 after 3.25256e+06
[2026-05-25 23:00:47] [INFO ] Deduced a trap composed of 15 places in 211 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:47] [INFO ] Deduced a trap composed of 15 places in 211 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:47] [INFO ] Deduced a trap composed of 15 places in 183 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:47] [INFO ] Deduced a trap composed of 15 places in 208 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 23:00:48] [INFO ] Deduced a trap composed of 15 places in 179 ms of which 10 ms to minimize.
SMT process timed out in 30235ms, After SMT, problems are : Problem set: 0 solved, 399 unsolved
Search for dead transitions found 0 dead transitions in 30238ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31418 ms. Remains : 198/198 places, 406/406 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 112 transitions
Reduce isomorphic transitions removed 112 transitions.
Iterating post reduction 0 with 112 rules applied. Total rules applied 112 place count 198 transition count 294
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 49 Pre rules applied. Total rules applied 112 place count 198 transition count 245
Deduced a syphon composed of 49 places in 0 ms
Ensure Unique test removed 42 places
Reduce places removed 91 places and 0 transitions.
Iterating global reduction 1 with 140 rules applied. Total rules applied 252 place count 107 transition count 245
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 1 with 14 rules applied. Total rules applied 266 place count 100 transition count 238
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: -42
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 1 with 14 rules applied. Total rules applied 280 place count 93 transition count 280
Free-agglomeration rule applied 7 times.
Iterating global reduction 1 with 7 rules applied. Total rules applied 287 place count 93 transition count 273
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 294 place count 86 transition count 273
Partial Free-agglomeration rule applied 7 times.
Drop transitions (Partial Free agglomeration) removed 7 transitions
Iterating global reduction 2 with 7 rules applied. Total rules applied 301 place count 86 transition count 273
Partial Post-agglomeration rule applied 7 times.
Drop transitions (Partial Post agglomeration) removed 7 transitions
Iterating global reduction 2 with 7 rules applied. Total rules applied 308 place count 86 transition count 273
Applied a total of 308 rules in 84 ms. Remains 86 /198 variables (removed 112) and now considering 273/406 (removed 133) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 273 rows 86 cols
[2026-05-25 23:00:48] [INFO ] Computed 16 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-25 23:00:48] [INFO ] [Real]Absence check using 16 positive place invariants in 5 ms returned sat
[2026-05-25 23:00:48] [INFO ] After 197ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-25 23:00:48] [INFO ] [Nat]Absence check using 16 positive place invariants in 5 ms returned sat
[2026-05-25 23:00:48] [INFO ] After 127ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-25 23:00:48] [INFO ] After 176ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-25 23:00:48] [INFO ] After 273ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-25 23:00:48] [INFO ] Flatten gal took : 23 ms
[2026-05-25 23:00:48] [INFO ] Flatten gal took : 20 ms
[2026-05-25 23:00:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11346285905449949585.gal : 4 ms
[2026-05-25 23:00:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1640606091197050915.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11346285905449949585.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1640606091197050915.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality1640606091197050915.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :11 after 14
Invariant property MIN0 does not hold.
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :14 after 113
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :113 after 157
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :157 after 204
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :204 after 1381
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :1381 after 2325
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :2325 after 8144
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :8144 after 19010
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :19010 after 107576
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :107576 after 1.25989e+06
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1.25989e+06 after 4.70836e+06
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :4.70836e+06 after 1.51813e+07
Detected timeout of ITS tools.
[2026-05-25 23:00:52] [INFO ] Flatten gal took : 22 ms
[2026-05-25 23:00:52] [INFO ] Applying decomposition
[2026-05-25 23:00:52] [INFO ] Flatten gal took : 20 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph4972698908450137649.txt' '-o' '/tmp/graph4972698908450137649.bin' '-w' '/tmp/graph4972698908450137649.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph4972698908450137649.bin' '-l' '-1' '-v' '-w' '/tmp/graph4972698908450137649.weights' '-q' '0' '-e' '0.001'
[2026-05-25 23:00:52] [INFO ] Decomposing Gal with order
[2026-05-25 23:00:52] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 23:00:53] [INFO ] Removed a total of 446 redundant transitions.
[2026-05-25 23:00:53] [INFO ] Flatten gal took : 100 ms
[2026-05-25 23:00:53] [INFO ] Fuse similar labels procedure discarded/fused a total of 123 labels/synchronizations in 20 ms.
[2026-05-25 23:00:53] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1081152311538391249.gal : 7 ms
[2026-05-25 23:00:53] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14244256735349525491.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1081152311538391249.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14244256735349525491.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality14244256735349525491.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 5
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :5 after 9
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :9 after 33
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :33 after 90
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :90 after 164
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :164 after 296
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :296 after 2391
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2391 after 3668
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3668 after 7786
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :1.51813e+07 after 6.27577e+07
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :7786 after 57254
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :57254 after 96993
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :96993 after 197230
Detected timeout of ITS tools.
[2026-05-25 23:01:03] [INFO ] Flatten gal took : 10 ms
[2026-05-25 23:01:03] [INFO ] Applying decomposition
[2026-05-25 23:01:03] [INFO ] Flatten gal took : 11 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph5669329386449142863.txt' '-o' '/tmp/graph5669329386449142863.bin' '-w' '/tmp/graph5669329386449142863.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph5669329386449142863.bin' '-l' '-1' '-v' '-w' '/tmp/graph5669329386449142863.weights' '-q' '0' '-e' '0.001'
[2026-05-25 23:01:03] [INFO ] Decomposing Gal with order
[2026-05-25 23:01:03] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 23:01:03] [INFO ] Removed a total of 310 redundant transitions.
[2026-05-25 23:01:03] [INFO ] Flatten gal took : 42 ms
[2026-05-25 23:01:03] [INFO ] Fuse similar labels procedure discarded/fused a total of 203 labels/synchronizations in 9 ms.
[2026-05-25 23:01:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6144458692218429455.gal : 3 ms
[2026-05-25 23:01:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4809995815061390524.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6144458692218429455.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4809995815061390524.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality4809995815061390524.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :3 after 9
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :9 after 27
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :27 after 102
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :102 after 156
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :156 after 636
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :636 after 1884
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1884 after 3812
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :3812 after 14658
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :14658 after 106742
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :106742 after 7.71039e+07
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1.56504e+08 after 4.32049e+08
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flatf,1.12348e+09,2.34309,57920,2,8157,18,289323,7,0,609,226423,0
Total reachable state count : 1123478698

Verifying 1 reachability properties.
Reachability property MAX0 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX0,4,2.3478,57920,2,89,18,289323,7,0,653,226423,0
Over-approximation ignoring read arcs solved 0 properties in 18176 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:[1] Max Struct:[7]
Ending property specific reduction for LamportFastMutEx-PT-7-UpperBounds-05 in 135307 ms.
[2026-05-25 23:01:06] [INFO ] Flatten gal took : 18 ms
[2026-05-25 23:01:06] [INFO ] Applying decomposition
[2026-05-25 23:01:06] [INFO ] Flatten gal took : 17 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph1533133617608659539.txt' '-o' '/tmp/graph1533133617608659539.bin' '-w' '/tmp/graph1533133617608659539.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph1533133617608659539.bin' '-l' '-1' '-v' '-w' '/tmp/graph1533133617608659539.weights' '-q' '0' '-e' '0.001'
[2026-05-25 23:01:06] [INFO ] Decomposing Gal with order
[2026-05-25 23:01:06] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 23:01:06] [INFO ] Removed a total of 525 redundant transitions.
[2026-05-25 23:01:06] [INFO ] Flatten gal took : 46 ms
[2026-05-25 23:01:06] [INFO ] Fuse similar labels procedure discarded/fused a total of 133 labels/synchronizations in 13 ms.
[2026-05-25 23:01:06] [INFO ] Time to serialize gal into /tmp/UpperBounds16036177097627495915.gal : 4 ms
[2026-05-25 23:01:06] [INFO ] Time to serialize properties into /tmp/UpperBounds6710852221364813419.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds16036177097627495915.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds6710852221364813419.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...305
Loading property file /tmp/UpperBounds6710852221364813419.prop.
Detected timeout of ITS tools.
[2026-05-25 23:23:04] [INFO ] Applying decomposition
[2026-05-25 23:23:04] [INFO ] Flatten gal took : 467 ms
[2026-05-25 23:23:05] [INFO ] Decomposing Gal with order
[2026-05-25 23:23:05] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 23:23:06] [INFO ] Removed a total of 454 redundant transitions.
[2026-05-25 23:23:06] [INFO ] Flatten gal took : 840 ms
[2026-05-25 23:23:06] [INFO ] Fuse similar labels procedure discarded/fused a total of 126 labels/synchronizations in 57 ms.
[2026-05-25 23:23:07] [INFO ] Time to serialize gal into /tmp/UpperBounds6810374358487772674.gal : 84 ms
[2026-05-25 23:23:07] [INFO ] Time to serialize properties into /tmp/UpperBounds7055023267211205383.prop : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds6810374358487772674.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds7055023267211205383.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...304
Loading property file /tmp/UpperBounds7055023267211205383.prop.
Detected timeout of ITS tools.
[2026-05-25 23:45:04] [INFO ] Flatten gal took : 349 ms
[2026-05-25 23:45:09] [INFO ] Input system was already deterministic with 406 transitions.
[2026-05-25 23:45:09] [INFO ] Transformed 198 places.
[2026-05-25 23:45:09] [INFO ] Transformed 406 transitions.
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/pinvar' '/home/mcc/execution/gspn'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/RGMEDD2' '/home/mcc/execution/gspn' '-META' '-varord-only'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Using order generated by GreatSPN with heuristic : META
[2026-05-25 23:45:09] [INFO ] Time to serialize gal into /tmp/UpperBounds3884920242888578965.gal : 22 ms
[2026-05-25 23:45:09] [INFO ] Time to serialize properties into /tmp/UpperBounds9379351659282541756.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds3884920242888578965.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds9379351659282541756.prop' '--nowitness' '--load-order' '/home/mcc/execution/model.ord' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...349
Successfully loaded order from file /home/mcc/execution/model.ord
Loading property file /tmp/UpperBounds9379351659282541756.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
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="LamportFastMutEx-PT-7"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2025"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool gold2025"
echo " Input is LamportFastMutEx-PT-7, 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 r175-smll-177961111800055"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LamportFastMutEx-PT-7.tgz
mv LamportFastMutEx-PT-7 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 ;