Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r223-tall-174902009200056.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..........................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool gold2024
Input is SieveSingleMsgMbox-PT-d1m96, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r223-tall-174902009200056
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 892K
-rw-r--r-- 1 mcc users 6.6K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 127K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.9K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 6 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 450K May 29 14:33 model.pnml

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

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

The expected result is a vector of positive values
NUM_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-UpperBounds-00
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-UpperBounds-01
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-UpperBounds-02
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-UpperBounds-03
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-UpperBounds-04
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-UpperBounds-05
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-UpperBounds-06
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-UpperBounds-07
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-UpperBounds-08
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-UpperBounds-09
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-UpperBounds-10
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-UpperBounds-11
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-UpperBounds-12
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-UpperBounds-13
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-UpperBounds-14
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1749106456160

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SieveSingleMsgMbox-PT-d1m96
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202405141337
[2025-06-05 06:54:17] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-05 06:54:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 06:54:17] [INFO ] Load time of PNML (sax parser for PT used): 115 ms
[2025-06-05 06:54:17] [INFO ] Transformed 1295 places.
[2025-06-05 06:54:17] [INFO ] Transformed 749 transitions.
[2025-06-05 06:54:17] [INFO ] Parsed PT model containing 1295 places and 749 transitions and 2996 arcs in 215 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
Deduced a syphon composed of 1036 places in 8 ms
Reduce places removed 1036 places and 0 transitions.
FORMULA SieveSingleMsgMbox-PT-d1m96-UpperBounds-00 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m96-UpperBounds-03 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m96-UpperBounds-05 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m96-UpperBounds-06 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m96-UpperBounds-07 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m96-UpperBounds-09 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m96-UpperBounds-10 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m96-UpperBounds-12 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m96-UpperBounds-13 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m96-UpperBounds-15 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 749 rows 259 cols
[2025-06-05 06:54:17] [INFO ] Computed 6 invariants in 38 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[123, 1, 123, 10, 123, 1]
RANDOM walk for 10000 steps (2192 resets) in 144 ms. (68 steps per ms)
FORMULA SieveSingleMsgMbox-PT-d1m96-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 50005 steps (4903 resets) in 195 ms. (255 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[123, 1, 123, 10, 123]
[2025-06-05 06:54:18] [INFO ] Invariant cache hit.
[2025-06-05 06:54:18] [INFO ] [Real]Absence check using 3 positive place invariants in 8 ms returned sat
[2025-06-05 06:54:18] [INFO ] [Real]Absence check using 3 positive and 3 generalized place invariants in 9 ms returned sat
[2025-06-05 06:54:18] [INFO ] [Real]Absence check using state equation in 158 ms returned sat
[2025-06-05 06:54:18] [INFO ] State equation strengthened by 587 read => feed constraints.
[2025-06-05 06:54:18] [INFO ] [Real]Added 587 Read/Feed constraints in 165 ms returned sat
[2025-06-05 06:54:18] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 06:54:18] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-05 06:54:18] [INFO ] [Nat]Absence check using 3 positive and 3 generalized place invariants in 2 ms returned sat
[2025-06-05 06:54:18] [INFO ] [Nat]Absence check using state equation in 135 ms returned sat
[2025-06-05 06:54:19] [INFO ] [Nat]Added 587 Read/Feed constraints in 107 ms returned sat
[2025-06-05 06:54:19] [INFO ] Deduced a trap composed of 67 places in 148 ms of which 19 ms to minimize.
[2025-06-05 06:54:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 226 ms
[2025-06-05 06:54:19] [INFO ] Computed and/alt/rep : 82/233/82 causal constraints (skipped 666 transitions) in 140 ms.
[2025-06-05 06:54:19] [INFO ] Deduced a trap composed of 67 places in 105 ms of which 2 ms to minimize.
[2025-06-05 06:54:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 174 ms
[2025-06-05 06:54:20] [INFO ] Added : 23 causal constraints over 6 iterations in 683 ms. Result :sat
Minimization took 582 ms.
[2025-06-05 06:54:20] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-05 06:54:20] [INFO ] [Real]Absence check using 3 positive and 3 generalized place invariants in 2 ms returned sat
[2025-06-05 06:54:20] [INFO ] [Real]Absence check using state equation in 125 ms returned sat
[2025-06-05 06:54:20] [INFO ] [Real]Added 587 Read/Feed constraints in 76 ms returned sat
[2025-06-05 06:54:20] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 06:54:20] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-05 06:54:20] [INFO ] [Nat]Absence check using 3 positive and 3 generalized place invariants in 2 ms returned sat
[2025-06-05 06:54:21] [INFO ] [Nat]Absence check using state equation in 134 ms returned sat
[2025-06-05 06:54:21] [INFO ] [Nat]Added 587 Read/Feed constraints in 89 ms returned sat
[2025-06-05 06:54:21] [INFO ] Deduced a trap composed of 29 places in 119 ms of which 2 ms to minimize.
[2025-06-05 06:54:21] [INFO ] Deduced a trap composed of 29 places in 112 ms of which 2 ms to minimize.
[2025-06-05 06:54:21] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 357 ms
[2025-06-05 06:54:21] [INFO ] Computed and/alt/rep : 82/233/82 causal constraints (skipped 666 transitions) in 62 ms.
[2025-06-05 06:54:21] [INFO ] Added : 10 causal constraints over 2 iterations in 207 ms. Result :sat
Minimization took 579 ms.
[2025-06-05 06:54:22] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-05 06:54:22] [INFO ] [Real]Absence check using 3 positive and 3 generalized place invariants in 2 ms returned sat
[2025-06-05 06:54:22] [INFO ] [Real]Absence check using state equation in 127 ms returned sat
[2025-06-05 06:54:22] [INFO ] [Real]Added 587 Read/Feed constraints in 117 ms returned sat
[2025-06-05 06:54:22] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 06:54:22] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-05 06:54:22] [INFO ] [Nat]Absence check using 3 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-05 06:54:22] [INFO ] [Nat]Absence check using state equation in 126 ms returned sat
[2025-06-05 06:54:22] [INFO ] [Nat]Added 587 Read/Feed constraints in 105 ms returned sat
[2025-06-05 06:54:23] [INFO ] Computed and/alt/rep : 82/233/82 causal constraints (skipped 666 transitions) in 57 ms.
[2025-06-05 06:54:23] [INFO ] Added : 16 causal constraints over 4 iterations in 290 ms. Result :sat
Minimization took 600 ms.
[2025-06-05 06:54:23] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-05 06:54:23] [INFO ] [Real]Absence check using 3 positive and 3 generalized place invariants in 2 ms returned sat
[2025-06-05 06:54:24] [INFO ] [Real]Absence check using state equation in 139 ms returned sat
[2025-06-05 06:54:24] [INFO ] [Real]Added 587 Read/Feed constraints in 83 ms returned sat
[2025-06-05 06:54:24] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 06:54:24] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-05 06:54:24] [INFO ] [Nat]Absence check using 3 positive and 3 generalized place invariants in 2 ms returned sat
[2025-06-05 06:54:24] [INFO ] [Nat]Absence check using state equation in 133 ms returned sat
[2025-06-05 06:54:24] [INFO ] [Nat]Added 587 Read/Feed constraints in 126 ms returned sat
[2025-06-05 06:54:24] [INFO ] Deduced a trap composed of 153 places in 134 ms of which 2 ms to minimize.
[2025-06-05 06:54:24] [INFO ] Deduced a trap composed of 29 places in 110 ms of which 2 ms to minimize.
[2025-06-05 06:54:24] [INFO ] Deduced a trap composed of 106 places in 105 ms of which 2 ms to minimize.
[2025-06-05 06:54:25] [INFO ] Deduced a trap composed of 161 places in 92 ms of which 1 ms to minimize.
[2025-06-05 06:54:25] [INFO ] Deduced a trap composed of 159 places in 90 ms of which 1 ms to minimize.
[2025-06-05 06:54:25] [INFO ] Deduced a trap composed of 84 places in 107 ms of which 2 ms to minimize.
[2025-06-05 06:54:25] [INFO ] Deduced a trap composed of 95 places in 48 ms of which 1 ms to minimize.
[2025-06-05 06:54:25] [INFO ] Deduced a trap composed of 95 places in 49 ms of which 1 ms to minimize.
[2025-06-05 06:54:25] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 1204 ms
[2025-06-05 06:54:25] [INFO ] Computed and/alt/rep : 82/233/82 causal constraints (skipped 666 transitions) in 58 ms.
[2025-06-05 06:54:26] [INFO ] Added : 34 causal constraints over 8 iterations in 445 ms. Result :sat
Minimization took 581 ms.
[2025-06-05 06:54:26] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-05 06:54:26] [INFO ] [Real]Absence check using 3 positive and 3 generalized place invariants in 4 ms returned sat
[2025-06-05 06:54:26] [INFO ] [Real]Absence check using state equation in 128 ms returned sat
[2025-06-05 06:54:27] [INFO ] [Real]Added 587 Read/Feed constraints in 77 ms returned sat
[2025-06-05 06:54:27] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 06:54:27] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-05 06:54:27] [INFO ] [Nat]Absence check using 3 positive and 3 generalized place invariants in 2 ms returned sat
[2025-06-05 06:54:27] [INFO ] [Nat]Absence check using state equation in 124 ms returned sat
[2025-06-05 06:54:27] [INFO ] [Nat]Added 587 Read/Feed constraints in 132 ms returned sat
[2025-06-05 06:54:27] [INFO ] Computed and/alt/rep : 82/233/82 causal constraints (skipped 666 transitions) in 57 ms.
[2025-06-05 06:54:27] [INFO ] Deduced a trap composed of 66 places in 104 ms of which 2 ms to minimize.
[2025-06-05 06:54:27] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 152 ms
[2025-06-05 06:54:27] [INFO ] Added : 24 causal constraints over 7 iterations in 574 ms. Result :sat
Minimization took 596 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[123, 1, 123, 10, 123]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[123, 1, 123, 10, 123]
Support contains 5 out of 259 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 259/259 places, 749/749 transitions.
Graph (complete) has 1159 edges and 259 vertex of which 241 are kept as prefixes of interest. Removing 18 places using SCC suffix rule.3 ms
Discarding 18 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 242 transitions.
Iterating post reduction 0 with 242 rules applied. Total rules applied 243 place count 241 transition count 507
Discarding 59 places :
Symmetric choice reduction at 1 with 59 rule applications. Total rules 302 place count 182 transition count 233
Iterating global reduction 1 with 59 rules applied. Total rules applied 361 place count 182 transition count 233
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 368 place count 182 transition count 226
Discarding 43 places :
Symmetric choice reduction at 2 with 43 rule applications. Total rules 411 place count 139 transition count 183
Iterating global reduction 2 with 43 rules applied. Total rules applied 454 place count 139 transition count 183
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 2 with 16 rules applied. Total rules applied 470 place count 139 transition count 167
Discarding 23 places :
Symmetric choice reduction at 3 with 23 rule applications. Total rules 493 place count 116 transition count 143
Iterating global reduction 3 with 23 rules applied. Total rules applied 516 place count 116 transition count 143
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 3 with 12 rules applied. Total rules applied 528 place count 116 transition count 131
Discarding 7 places :
Symmetric choice reduction at 4 with 7 rule applications. Total rules 535 place count 109 transition count 121
Iterating global reduction 4 with 7 rules applied. Total rules applied 542 place count 109 transition count 121
Discarding 7 places :
Symmetric choice reduction at 4 with 7 rule applications. Total rules 549 place count 102 transition count 114
Iterating global reduction 4 with 7 rules applied. Total rules applied 556 place count 102 transition count 114
Discarding 4 places :
Symmetric choice reduction at 4 with 4 rule applications. Total rules 560 place count 98 transition count 109
Iterating global reduction 4 with 4 rules applied. Total rules applied 564 place count 98 transition count 109
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 565 place count 98 transition count 108
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 568 place count 95 transition count 105
Iterating global reduction 5 with 3 rules applied. Total rules applied 571 place count 95 transition count 105
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 573 place count 93 transition count 103
Iterating global reduction 5 with 2 rules applied. Total rules applied 575 place count 93 transition count 103
Applied a total of 575 rules in 76 ms. Remains 93 /259 variables (removed 166) and now considering 103/749 (removed 646) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 90 ms. Remains : 93/259 places, 103/749 transitions.
// Phase 1: matrix 103 rows 93 cols
[2025-06-05 06:54:28] [INFO ] Computed 4 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[96, 1, 96, 10, 96]
RANDOM walk for 1000000 steps (224281 resets) in 849 ms. (1176 steps per ms)
FORMULA SieveSingleMsgMbox-PT-d1m96-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 4000003 steps (414018 resets) in 1660 ms. (2408 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0] Max Struct:[96, 96, 10, 96]
[2025-06-05 06:54:31] [INFO ] Invariant cache hit.
[2025-06-05 06:54:31] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2025-06-05 06:54:31] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 20 ms returned sat
[2025-06-05 06:54:31] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2025-06-05 06:54:31] [INFO ] State equation strengthened by 41 read => feed constraints.
[2025-06-05 06:54:31] [INFO ] [Real]Added 41 Read/Feed constraints in 7 ms returned sat
[2025-06-05 06:54:31] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 06:54:31] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-05 06:54:31] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 06:54:31] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2025-06-05 06:54:31] [INFO ] [Nat]Added 41 Read/Feed constraints in 9 ms returned sat
[2025-06-05 06:54:31] [INFO ] Computed and/alt/rep : 25/61/25 causal constraints (skipped 77 transitions) in 6 ms.
[2025-06-05 06:54:31] [INFO ] Added : 14 causal constraints over 4 iterations in 58 ms. Result :sat
Minimization took 76 ms.
[2025-06-05 06:54:31] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 06:54:31] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2025-06-05 06:54:31] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2025-06-05 06:54:31] [INFO ] [Real]Added 41 Read/Feed constraints in 4 ms returned sat
[2025-06-05 06:54:31] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 06:54:31] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-05 06:54:31] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 06:54:31] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2025-06-05 06:54:31] [INFO ] [Nat]Added 41 Read/Feed constraints in 5 ms returned sat
[2025-06-05 06:54:31] [INFO ] Computed and/alt/rep : 25/61/25 causal constraints (skipped 77 transitions) in 6 ms.
[2025-06-05 06:54:31] [INFO ] Added : 11 causal constraints over 3 iterations in 34 ms. Result :sat
Minimization took 56 ms.
[2025-06-05 06:54:31] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 06:54:31] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2025-06-05 06:54:31] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2025-06-05 06:54:31] [INFO ] [Real]Added 41 Read/Feed constraints in 10 ms returned sat
[2025-06-05 06:54:31] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 06:54:31] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 06:54:31] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2025-06-05 06:54:31] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2025-06-05 06:54:31] [INFO ] [Nat]Added 41 Read/Feed constraints in 8 ms returned sat
[2025-06-05 06:54:31] [INFO ] Computed and/alt/rep : 25/61/25 causal constraints (skipped 77 transitions) in 6 ms.
[2025-06-05 06:54:31] [INFO ] Added : 14 causal constraints over 3 iterations in 33 ms. Result :sat
Minimization took 48 ms.
[2025-06-05 06:54:31] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 06:54:31] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 06:54:32] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2025-06-05 06:54:32] [INFO ] [Real]Added 41 Read/Feed constraints in 6 ms returned sat
[2025-06-05 06:54:32] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 06:54:32] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 06:54:32] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 06:54:32] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2025-06-05 06:54:32] [INFO ] [Nat]Added 41 Read/Feed constraints in 9 ms returned sat
[2025-06-05 06:54:32] [INFO ] Computed and/alt/rep : 25/61/25 causal constraints (skipped 77 transitions) in 6 ms.
[2025-06-05 06:54:32] [INFO ] Added : 14 causal constraints over 3 iterations in 60 ms. Result :sat
Minimization took 58 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0] Max Struct:[96, 96, 10, 96]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0] Max Struct:[96, 96, 10, 96]
Support contains 4 out of 93 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 93/93 places, 103/103 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 92 transition count 102
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 92 transition count 102
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 92 transition count 101
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 4 place count 91 transition count 100
Iterating global reduction 1 with 1 rules applied. Total rules applied 5 place count 91 transition count 100
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 6 place count 90 transition count 99
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 90 transition count 99
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 8 place count 89 transition count 97
Iterating global reduction 1 with 1 rules applied. Total rules applied 9 place count 89 transition count 97
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 10 place count 88 transition count 96
Iterating global reduction 1 with 1 rules applied. Total rules applied 11 place count 88 transition count 96
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 12 place count 87 transition count 95
Iterating global reduction 1 with 1 rules applied. Total rules applied 13 place count 87 transition count 95
Applied a total of 13 rules in 18 ms. Remains 87 /93 variables (removed 6) and now considering 95/103 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 87/93 places, 95/103 transitions.
// Phase 1: matrix 95 rows 87 cols
[2025-06-05 06:54:32] [INFO ] Computed 4 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0] Max Struct:[96, 96, 10, 96]
RANDOM walk for 1000000 steps (224370 resets) in 724 ms. (1379 steps per ms)
BEST_FIRST walk for 4000001 steps (414494 resets) in 1511 ms. (2645 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0] Max Struct:[96, 96, 10, 96]
[2025-06-05 06:54:34] [INFO ] Invariant cache hit.
[2025-06-05 06:54:34] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-05 06:54:34] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 06:54:34] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2025-06-05 06:54:34] [INFO ] State equation strengthened by 38 read => feed constraints.
[2025-06-05 06:54:34] [INFO ] [Real]Added 38 Read/Feed constraints in 9 ms returned sat
[2025-06-05 06:54:34] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 06:54:34] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 06:54:34] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 06:54:34] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2025-06-05 06:54:34] [INFO ] [Nat]Added 38 Read/Feed constraints in 8 ms returned sat
[2025-06-05 06:54:34] [INFO ] Computed and/alt/rep : 23/54/23 causal constraints (skipped 71 transitions) in 7 ms.
[2025-06-05 06:54:35] [INFO ] Added : 13 causal constraints over 3 iterations in 35 ms. Result :sat
Minimization took 57 ms.
[2025-06-05 06:54:35] [INFO ] [Real]Absence check using 2 positive place invariants in 10 ms returned sat
[2025-06-05 06:54:35] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 06:54:35] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2025-06-05 06:54:35] [INFO ] [Real]Added 38 Read/Feed constraints in 4 ms returned sat
[2025-06-05 06:54:35] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 06:54:35] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 06:54:35] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2025-06-05 06:54:35] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2025-06-05 06:54:35] [INFO ] [Nat]Added 38 Read/Feed constraints in 4 ms returned sat
[2025-06-05 06:54:35] [INFO ] Computed and/alt/rep : 23/54/23 causal constraints (skipped 71 transitions) in 6 ms.
[2025-06-05 06:54:35] [INFO ] Added : 15 causal constraints over 3 iterations in 42 ms. Result :sat
Minimization took 61 ms.
[2025-06-05 06:54:35] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-05 06:54:35] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 2 ms returned sat
[2025-06-05 06:54:35] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2025-06-05 06:54:35] [INFO ] [Real]Added 38 Read/Feed constraints in 9 ms returned sat
[2025-06-05 06:54:35] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 06:54:35] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-05 06:54:35] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 06:54:35] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2025-06-05 06:54:35] [INFO ] [Nat]Added 38 Read/Feed constraints in 9 ms returned sat
[2025-06-05 06:54:35] [INFO ] Computed and/alt/rep : 23/54/23 causal constraints (skipped 71 transitions) in 7 ms.
[2025-06-05 06:54:35] [INFO ] Added : 21 causal constraints over 5 iterations in 59 ms. Result :sat
Minimization took 46 ms.
[2025-06-05 06:54:35] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 06:54:35] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 12 ms returned sat
[2025-06-05 06:54:35] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2025-06-05 06:54:35] [INFO ] [Real]Added 38 Read/Feed constraints in 6 ms returned sat
[2025-06-05 06:54:35] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 06:54:35] [INFO ] [Nat]Absence check using 2 positive place invariants in 3 ms returned sat
[2025-06-05 06:54:35] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 2 ms returned sat
[2025-06-05 06:54:35] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2025-06-05 06:54:35] [INFO ] [Nat]Added 38 Read/Feed constraints in 5 ms returned sat
[2025-06-05 06:54:35] [INFO ] Computed and/alt/rep : 23/54/23 causal constraints (skipped 71 transitions) in 5 ms.
[2025-06-05 06:54:35] [INFO ] Added : 16 causal constraints over 4 iterations in 47 ms. Result :sat
Minimization took 65 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0] Max Struct:[96, 96, 10, 96]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 1, 0, 0] Max Struct:[96, 96, 10, 96]
Support contains 4 out of 87 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 87/87 places, 95/95 transitions.
Applied a total of 0 rules in 5 ms. Remains 87 /87 variables (removed 0) and now considering 95/95 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 87/87 places, 95/95 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 87/87 places, 95/95 transitions.
Applied a total of 0 rules in 5 ms. Remains 87 /87 variables (removed 0) and now considering 95/95 (removed 0) transitions.
[2025-06-05 06:54:36] [INFO ] Invariant cache hit.
[2025-06-05 06:54:36] [INFO ] Implicit Places using invariants in 104 ms returned []
[2025-06-05 06:54:36] [INFO ] Invariant cache hit.
[2025-06-05 06:54:36] [INFO ] State equation strengthened by 38 read => feed constraints.
[2025-06-05 06:54:36] [INFO ] Implicit Places using invariants and state equation in 192 ms returned []
Implicit Place search using SMT with State Equation took 299 ms to find 0 implicit places.
[2025-06-05 06:54:36] [INFO ] Redundant transitions in 2 ms returned []
Running 94 sub problems to find dead transitions.
[2025-06-05 06:54:36] [INFO ] Invariant cache hit.
[2025-06-05 06:54:36] [INFO ] State equation strengthened by 38 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/86 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/86 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 3 (OVERLAPS) 1/87 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/87 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 5 (OVERLAPS) 95/182 variables, 87/91 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/182 variables, 38/129 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/182 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 8 (OVERLAPS) 0/182 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 94 unsolved
No progress, stopping.
After SMT solving in domain Real declared 182/182 variables, and 129 constraints, problems are : Problem set: 0 solved, 94 unsolved in 1960 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 87/87 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 94/94 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 94 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/86 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/86 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 3 (OVERLAPS) 1/87 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/87 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 5 (OVERLAPS) 95/182 variables, 87/91 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/182 variables, 38/129 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/182 variables, 94/223 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/182 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 9 (OVERLAPS) 0/182 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 94 unsolved
No progress, stopping.
After SMT solving in domain Int declared 182/182 variables, and 223 constraints, problems are : Problem set: 0 solved, 94 unsolved in 3527 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 87/87 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 94/94 constraints, Known Traps: 0/0 constraints]
After SMT, in 5627ms problems are : Problem set: 0 solved, 94 unsolved
Search for dead transitions found 0 dead transitions in 5639ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5963 ms. Remains : 87/87 places, 95/95 transitions.
[2025-06-05 06:54:41] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 1, 0, 0] Max Struct:[96, 96, 10, 96]
RANDOM walk for 1000000 steps (224280 resets) in 732 ms. (1364 steps per ms)
BEST_FIRST walk for 4000001 steps (413174 resets) in 1534 ms. (2605 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 1, 0, 0] Max Struct:[96, 96, 10, 96]
[2025-06-05 06:54:44] [INFO ] Invariant cache hit.
[2025-06-05 06:54:44] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-05 06:54:44] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 06:54:44] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2025-06-05 06:54:44] [INFO ] State equation strengthened by 38 read => feed constraints.
[2025-06-05 06:54:44] [INFO ] [Real]Added 38 Read/Feed constraints in 7 ms returned sat
[2025-06-05 06:54:44] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 06:54:44] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-05 06:54:44] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2025-06-05 06:54:44] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2025-06-05 06:54:44] [INFO ] [Nat]Added 38 Read/Feed constraints in 7 ms returned sat
[2025-06-05 06:54:44] [INFO ] Computed and/alt/rep : 23/54/23 causal constraints (skipped 71 transitions) in 4 ms.
[2025-06-05 06:54:44] [INFO ] Added : 13 causal constraints over 3 iterations in 37 ms. Result :sat
Minimization took 59 ms.
[2025-06-05 06:54:44] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 06:54:44] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2025-06-05 06:54:44] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-05 06:54:44] [INFO ] [Real]Added 38 Read/Feed constraints in 6 ms returned sat
[2025-06-05 06:54:44] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 06:54:44] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 06:54:44] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 06:54:44] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2025-06-05 06:54:44] [INFO ] [Nat]Added 38 Read/Feed constraints in 6 ms returned sat
[2025-06-05 06:54:44] [INFO ] Computed and/alt/rep : 23/54/23 causal constraints (skipped 71 transitions) in 6 ms.
[2025-06-05 06:54:44] [INFO ] Added : 13 causal constraints over 3 iterations in 32 ms. Result :sat
Minimization took 45 ms.
[2025-06-05 06:54:44] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-05 06:54:44] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 06:54:44] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2025-06-05 06:54:44] [INFO ] [Real]Added 38 Read/Feed constraints in 9 ms returned sat
[2025-06-05 06:54:44] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 06:54:44] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 06:54:44] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2025-06-05 06:54:44] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2025-06-05 06:54:44] [INFO ] [Nat]Added 38 Read/Feed constraints in 8 ms returned sat
[2025-06-05 06:54:44] [INFO ] Computed and/alt/rep : 23/54/23 causal constraints (skipped 71 transitions) in 6 ms.
[2025-06-05 06:54:44] [INFO ] Added : 21 causal constraints over 5 iterations in 48 ms. Result :sat
Minimization took 39 ms.
[2025-06-05 06:54:44] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 06:54:44] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2025-06-05 06:54:44] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-05 06:54:44] [INFO ] [Real]Added 38 Read/Feed constraints in 6 ms returned sat
[2025-06-05 06:54:44] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 06:54:45] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 06:54:45] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2025-06-05 06:54:45] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2025-06-05 06:54:45] [INFO ] [Nat]Added 38 Read/Feed constraints in 6 ms returned sat
[2025-06-05 06:54:45] [INFO ] Computed and/alt/rep : 23/54/23 causal constraints (skipped 71 transitions) in 6 ms.
[2025-06-05 06:54:45] [INFO ] Added : 16 causal constraints over 4 iterations in 42 ms. Result :sat
Minimization took 71 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 1, 0, 0] Max Struct:[96, 96, 10, 96]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 1, 0, 0] Max Struct:[96, 96, 10, 96]
Support contains 4 out of 87 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 87/87 places, 95/95 transitions.
Applied a total of 0 rules in 5 ms. Remains 87 /87 variables (removed 0) and now considering 95/95 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 87/87 places, 95/95 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 87/87 places, 95/95 transitions.
Applied a total of 0 rules in 4 ms. Remains 87 /87 variables (removed 0) and now considering 95/95 (removed 0) transitions.
[2025-06-05 06:54:45] [INFO ] Invariant cache hit.
[2025-06-05 06:54:45] [INFO ] Implicit Places using invariants in 54 ms returned []
[2025-06-05 06:54:45] [INFO ] Invariant cache hit.
[2025-06-05 06:54:45] [INFO ] State equation strengthened by 38 read => feed constraints.
[2025-06-05 06:54:45] [INFO ] Implicit Places using invariants and state equation in 125 ms returned []
Implicit Place search using SMT with State Equation took 180 ms to find 0 implicit places.
[2025-06-05 06:54:45] [INFO ] Redundant transitions in 1 ms returned []
Running 94 sub problems to find dead transitions.
[2025-06-05 06:54:45] [INFO ] Invariant cache hit.
[2025-06-05 06:54:45] [INFO ] State equation strengthened by 38 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/86 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/86 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 3 (OVERLAPS) 1/87 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/87 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 5 (OVERLAPS) 95/182 variables, 87/91 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/182 variables, 38/129 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/182 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 8 (OVERLAPS) 0/182 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 94 unsolved
No progress, stopping.
After SMT solving in domain Real declared 182/182 variables, and 129 constraints, problems are : Problem set: 0 solved, 94 unsolved in 1822 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 87/87 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 94/94 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 94 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/86 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/86 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 3 (OVERLAPS) 1/87 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/87 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 5 (OVERLAPS) 95/182 variables, 87/91 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/182 variables, 38/129 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/182 variables, 94/223 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/182 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 9 (OVERLAPS) 0/182 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 94 unsolved
No progress, stopping.
After SMT solving in domain Int declared 182/182 variables, and 223 constraints, problems are : Problem set: 0 solved, 94 unsolved in 3467 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 87/87 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 94/94 constraints, Known Traps: 0/0 constraints]
After SMT, in 5371ms problems are : Problem set: 0 solved, 94 unsolved
Search for dead transitions found 0 dead transitions in 5373ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5563 ms. Remains : 87/87 places, 95/95 transitions.
[2025-06-05 06:54:51] [INFO ] Flatten gal took : 62 ms
RANDOM walk for 40000 steps (8932 resets) in 1103 ms. (36 steps per ms) remains 8/8 properties
[2025-06-05 06:54:51] [INFO ] Flatten gal took : 24 ms
[2025-06-05 06:54:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9029813680800304880.gal : 9 ms
[2025-06-05 06:54:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1669380611539550200.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9029813680800304880.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1669380611539550200.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :
BEST_FIRST walk for 40002 steps (4079 resets) in 176 ms. (226 steps per ms) remains 8/8 properties

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality1669380611539550200.prop.
SDD proceeding with computation,8 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,8 properties remain. new max is 8
SDD size :7 after 38
SDD proceeding with computation,8 properties remain. new max is 16
SDD size :38 after 172
SDD proceeding with computation,8 properties remain. new max is 32
SDD size :172 after 889
BEST_FIRST walk for 40003 steps (4213 resets) in 159 ms. (250 steps per ms) remains 8/8 properties
SDD proceeding with computation,8 properties remain. new max is 64
SDD size :889 after 3273
SDD proceeding with computation,8 properties remain. new max is 128
SDD size :3273 after 4413
SDD proceeding with computation,8 properties remain. new max is 256
SDD size :4413 after 6477
BEST_FIRST walk for 40003 steps (4130 resets) in 155 ms. (256 steps per ms) remains 8/8 properties
Invariant property MIN1 does not hold.
SDD proceeding with computation,7 properties remain. new max is 256
SDD size :6477 after 47715
Invariant property MIN0 does not hold.
SDD proceeding with computation,6 properties remain. new max is 256
SDD size :47715 after 103041
BEST_FIRST walk for 40003 steps (4120 resets) in 393 ms. (101 steps per ms) remains 8/8 properties
SDD proceeding with computation,6 properties remain. new max is 512
SDD size :103041 after 291023
BEST_FIRST walk for 40001 steps (4159 resets) in 156 ms. (254 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (4239 resets) in 130 ms. (305 steps per ms) remains 8/8 properties
SDD proceeding with computation,6 properties remain. new max is 1024
SDD size :291023 after 1.21168e+06
BEST_FIRST walk for 40002 steps (4024 resets) in 134 ms. (296 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (4131 resets) in 101 ms. (392 steps per ms) remains 8/8 properties
SDD proceeding with computation,6 properties remain. new max is 2048
SDD size :1.21168e+06 after 6.05001e+06
SDD proceeding with computation,6 properties remain. new max is 4096
SDD size :6.05001e+06 after 6.04589e+07
SDD proceeding with computation,6 properties remain. new max is 8192
SDD size :6.04589e+07 after 8.58096e+08
Interrupted probabilistic random walk after 625851 steps, run timeout after 3001 ms. (steps per millisecond=208 ) properties seen :3 out of 8
Probabilistic random walk after 625851 steps, saw 264348 distinct states, run finished after 3004 ms. (steps per millisecond=208 ) properties seen :3
[2025-06-05 06:54:54] [INFO ] Invariant cache hit.
[2025-06-05 06:54:54] [INFO ] State equation strengthened by 38 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 39/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
[2025-06-05 06:54:54] [INFO ] Deduced a trap composed of 34 places in 40 ms of which 1 ms to minimize.
Problem MAX1 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 8/51 variables, 1/3 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 6/57 variables, 2/5 constraints. Problems are: Problem set: 1 solved, 3 unsolved
[2025-06-05 06:54:54] [INFO ] Deduced a trap composed of 24 places in 30 ms of which 8 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/57 variables, 1/6 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/57 variables, 0/6 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 69/126 variables, 57/63 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/126 variables, 0/63 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 35/161 variables, 19/82 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/161 variables, 28/110 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/161 variables, 0/110 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX2 is UNSAT
At refinement iteration 14 (OVERLAPS) 21/182 variables, 11/121 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/182 variables, 10/131 constraints. Problems are: Problem set: 2 solved, 2 unsolved
[2025-06-05 06:54:55] [INFO ] Deduced a trap composed of 14 places in 65 ms of which 2 ms to minimize.
Problem MAX0 is UNSAT
Problem MAX3 is UNSAT
After SMT solving in domain Real declared 182/182 variables, and 132 constraints, problems are : Problem set: 4 solved, 0 unsolved in 313 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 87/87 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 3/3 constraints]
After SMT, in 319ms problems are : Problem set: 4 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
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:[0, 1, 0, 0] Max Struct:[96, 96, 10, 96]
Starting property specific reduction for SieveSingleMsgMbox-PT-d1m96-UpperBounds-01
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[96]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[96]
[2025-06-05 06:54:55] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[96]
RANDOM walk for 10000 steps (2241 resets) in 17 ms. (555 steps per ms)
BEST_FIRST walk for 10000 steps (1032 resets) in 6 ms. (1428 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[96]
[2025-06-05 06:54:55] [INFO ] Invariant cache hit.
[2025-06-05 06:54:55] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 06:54:55] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 9 ms returned sat
[2025-06-05 06:54:55] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2025-06-05 06:54:55] [INFO ] State equation strengthened by 38 read => feed constraints.
[2025-06-05 06:54:55] [INFO ] [Real]Added 38 Read/Feed constraints in 7 ms returned sat
[2025-06-05 06:54:55] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 06:54:55] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 06:54:55] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 06:54:55] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2025-06-05 06:54:55] [INFO ] [Nat]Added 38 Read/Feed constraints in 8 ms returned sat
[2025-06-05 06:54:55] [INFO ] Computed and/alt/rep : 23/54/23 causal constraints (skipped 71 transitions) in 4 ms.
[2025-06-05 06:54:55] [INFO ] Added : 13 causal constraints over 3 iterations in 37 ms. Result :sat
Minimization took 58 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[96]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[96]
Support contains 1 out of 87 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 87/87 places, 95/95 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 85 transition count 93
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 85 transition count 93
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 5 place count 85 transition count 92
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 7 place count 83 transition count 90
Iterating global reduction 1 with 2 rules applied. Total rules applied 9 place count 83 transition count 90
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 11 place count 81 transition count 87
Iterating global reduction 1 with 2 rules applied. Total rules applied 13 place count 81 transition count 87
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 14 place count 81 transition count 86
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 15 place count 80 transition count 85
Iterating global reduction 2 with 1 rules applied. Total rules applied 16 place count 80 transition count 85
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 17 place count 80 transition count 84
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 18 place count 79 transition count 83
Iterating global reduction 3 with 1 rules applied. Total rules applied 19 place count 79 transition count 83
Applied a total of 19 rules in 14 ms. Remains 79 /87 variables (removed 8) and now considering 83/95 (removed 12) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 79/87 places, 83/95 transitions.
// Phase 1: matrix 83 rows 79 cols
[2025-06-05 06:54:55] [INFO ] Computed 4 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[96]
RANDOM walk for 1000000 steps (224474 resets) in 699 ms. (1428 steps per ms)
BEST_FIRST walk for 1000001 steps (103406 resets) in 356 ms. (2801 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[96]
[2025-06-05 06:54:56] [INFO ] Invariant cache hit.
[2025-06-05 06:54:56] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-05 06:54:56] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2025-06-05 06:54:56] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2025-06-05 06:54:56] [INFO ] State equation strengthened by 32 read => feed constraints.
[2025-06-05 06:54:56] [INFO ] [Real]Added 32 Read/Feed constraints in 5 ms returned sat
[2025-06-05 06:54:56] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 06:54:56] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-05 06:54:56] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-05 06:54:56] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2025-06-05 06:54:56] [INFO ] [Nat]Added 32 Read/Feed constraints in 5 ms returned sat
[2025-06-05 06:54:56] [INFO ] Computed and/alt/rep : 21/46/21 causal constraints (skipped 61 transitions) in 4 ms.
[2025-06-05 06:54:56] [INFO ] Added : 16 causal constraints over 4 iterations in 34 ms. Result :sat
Minimization took 62 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[96]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[96]
Support contains 1 out of 79 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 83/83 transitions.
Applied a total of 0 rules in 3 ms. Remains 79 /79 variables (removed 0) and now considering 83/83 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 79/79 places, 83/83 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 83/83 transitions.
Applied a total of 0 rules in 3 ms. Remains 79 /79 variables (removed 0) and now considering 83/83 (removed 0) transitions.
[2025-06-05 06:54:56] [INFO ] Invariant cache hit.
[2025-06-05 06:54:56] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-06-05 06:54:56] [INFO ] Invariant cache hit.
[2025-06-05 06:54:56] [INFO ] State equation strengthened by 32 read => feed constraints.
[2025-06-05 06:54:56] [INFO ] Implicit Places using invariants and state equation in 102 ms returned []
Implicit Place search using SMT with State Equation took 160 ms to find 0 implicit places.
[2025-06-05 06:54:56] [INFO ] Redundant transitions in 1 ms returned []
Running 82 sub problems to find dead transitions.
[2025-06-05 06:54:56] [INFO ] Invariant cache hit.
[2025-06-05 06:54:56] [INFO ] State equation strengthened by 32 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 3 (OVERLAPS) 1/79 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 5 (OVERLAPS) 83/162 variables, 79/83 constraints. Problems are: Problem set: 0 solved, 82 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/162 variables, 32/115 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/162 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 8 (OVERLAPS) 0/162 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 82 unsolved
No progress, stopping.
After SMT solving in domain Real declared 162/162 variables, and 115 constraints, problems are : Problem set: 0 solved, 82 unsolved in 1369 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 79/79 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 82/82 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 82 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 3 (OVERLAPS) 1/79 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 5 (OVERLAPS) 83/162 variables, 79/83 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/162 variables, 32/115 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/162 variables, 82/197 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/162 variables, 0/197 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 9 (OVERLAPS) 0/162 variables, 0/197 constraints. Problems are: Problem set: 0 solved, 82 unsolved
No progress, stopping.
After SMT solving in domain Int declared 162/162 variables, and 197 constraints, problems are : Problem set: 0 solved, 82 unsolved in 2530 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 79/79 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 82/82 constraints, Known Traps: 0/0 constraints]
After SMT, in 3986ms problems are : Problem set: 0 solved, 82 unsolved
Search for dead transitions found 0 dead transitions in 3988ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4157 ms. Remains : 79/79 places, 83/83 transitions.
[2025-06-05 06:55:00] [INFO ] Flatten gal took : 10 ms
[2025-06-05 06:55:00] [INFO ] Flatten gal took : 12 ms
[2025-06-05 06:55:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3726628702324476498.gal : 4 ms
[2025-06-05 06:55:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10163436972379967670.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3726628702324476498.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10163436972379967670.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality10163436972379967670.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 38
RANDOM walk for 40000 steps (8935 resets) in 143 ms. (277 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :38 after 157
BEST_FIRST walk for 40003 steps (4118 resets) in 31 ms. (1250 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :157 after 333
BEST_FIRST walk for 40003 steps (4003 resets) in 32 ms. (1212 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :333 after 1767
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :1767 after 3411
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3411 after 5943
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :5943 after 38091
Invariant property MIN0 does not hold.
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :38091 after 225421
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :225421 after 805099
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :805099 after 3.91531e+06
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :3.91531e+06 after 3.28871e+07
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :3.28871e+07 after 3.74151e+08
Interrupted probabilistic random walk after 868379 steps, run timeout after 3001 ms. (steps per millisecond=289 ) properties seen :0 out of 2
Probabilistic random walk after 868379 steps, saw 409734 distinct states, run finished after 3001 ms. (steps per millisecond=289 ) properties seen :0
[2025-06-05 06:55:04] [INFO ] Invariant cache hit.
[2025-06-05 06:55:04] [INFO ] State equation strengthened by 32 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 38/39 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/39 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 12/51 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/51 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/53 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 60/113 variables, 53/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/113 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 28/141 variables, 15/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/141 variables, 22/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2025-06-05 06:55:04] [INFO ] Deduced a trap composed of 13 places in 36 ms of which 1 ms to minimize.
[2025-06-05 06:55:04] [INFO ] Deduced a trap composed of 12 places in 31 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
After SMT solving in domain Real declared 141/162 variables, and 96 constraints, problems are : Problem set: 1 solved, 0 unsolved in 166 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/79 constraints, ReadFeed: 22/32 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 169ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
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:[0] Max Struct:[96]
Ending property specific reduction for SieveSingleMsgMbox-PT-d1m96-UpperBounds-01 in 9048 ms.
Starting property specific reduction for SieveSingleMsgMbox-PT-d1m96-UpperBounds-04
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[96]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[96]
// Phase 1: matrix 95 rows 87 cols
[2025-06-05 06:55:04] [INFO ] Computed 4 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[96]
RANDOM walk for 10000 steps (2224 resets) in 11 ms. (833 steps per ms)
BEST_FIRST walk for 10000 steps (1062 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[96]
[2025-06-05 06:55:04] [INFO ] Invariant cache hit.
[2025-06-05 06:55:04] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-05 06:55:04] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 06:55:04] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2025-06-05 06:55:04] [INFO ] State equation strengthened by 38 read => feed constraints.
[2025-06-05 06:55:04] [INFO ] [Real]Added 38 Read/Feed constraints in 4 ms returned sat
[2025-06-05 06:55:04] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 06:55:04] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 06:55:04] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2025-06-05 06:55:04] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2025-06-05 06:55:04] [INFO ] [Nat]Added 38 Read/Feed constraints in 5 ms returned sat
[2025-06-05 06:55:04] [INFO ] Computed and/alt/rep : 23/54/23 causal constraints (skipped 71 transitions) in 5 ms.
[2025-06-05 06:55:04] [INFO ] Added : 15 causal constraints over 3 iterations in 34 ms. Result :sat
Minimization took 57 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[96]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[96]
Support contains 1 out of 87 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 87/87 places, 95/95 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 84 transition count 92
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 84 transition count 92
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 7 place count 84 transition count 91
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 10 place count 81 transition count 88
Iterating global reduction 1 with 3 rules applied. Total rules applied 13 place count 81 transition count 88
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 16 place count 78 transition count 84
Iterating global reduction 1 with 3 rules applied. Total rules applied 19 place count 78 transition count 84
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 21 place count 78 transition count 82
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 22 place count 77 transition count 81
Iterating global reduction 2 with 1 rules applied. Total rules applied 23 place count 77 transition count 81
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 24 place count 77 transition count 80
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 25 place count 76 transition count 79
Iterating global reduction 3 with 1 rules applied. Total rules applied 26 place count 76 transition count 79
Applied a total of 26 rules in 12 ms. Remains 76 /87 variables (removed 11) and now considering 79/95 (removed 16) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 76/87 places, 79/95 transitions.
// Phase 1: matrix 79 rows 76 cols
[2025-06-05 06:55:04] [INFO ] Computed 4 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[96]
RANDOM walk for 1000000 steps (224092 resets) in 666 ms. (1499 steps per ms)
BEST_FIRST walk for 1000001 steps (103515 resets) in 359 ms. (2777 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[96]
[2025-06-05 06:55:05] [INFO ] Invariant cache hit.
[2025-06-05 06:55:05] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 06:55:05] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2025-06-05 06:55:05] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2025-06-05 06:55:05] [INFO ] State equation strengthened by 30 read => feed constraints.
[2025-06-05 06:55:05] [INFO ] [Real]Added 30 Read/Feed constraints in 4 ms returned sat
[2025-06-05 06:55:05] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 06:55:05] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 06:55:05] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 06:55:05] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2025-06-05 06:55:05] [INFO ] [Nat]Added 30 Read/Feed constraints in 4 ms returned sat
[2025-06-05 06:55:05] [INFO ] Computed and/alt/rep : 20/44/20 causal constraints (skipped 58 transitions) in 5 ms.
[2025-06-05 06:55:05] [INFO ] Added : 13 causal constraints over 3 iterations in 26 ms. Result :sat
Minimization took 35 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[96]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[96]
Support contains 1 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 79/79 transitions.
Applied a total of 0 rules in 2 ms. Remains 76 /76 variables (removed 0) and now considering 79/79 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 76/76 places, 79/79 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 79/79 transitions.
Applied a total of 0 rules in 3 ms. Remains 76 /76 variables (removed 0) and now considering 79/79 (removed 0) transitions.
[2025-06-05 06:55:05] [INFO ] Invariant cache hit.
[2025-06-05 06:55:05] [INFO ] Implicit Places using invariants in 58 ms returned []
[2025-06-05 06:55:05] [INFO ] Invariant cache hit.
[2025-06-05 06:55:06] [INFO ] State equation strengthened by 30 read => feed constraints.
[2025-06-05 06:55:06] [INFO ] Implicit Places using invariants and state equation in 100 ms returned []
Implicit Place search using SMT with State Equation took 159 ms to find 0 implicit places.
[2025-06-05 06:55:06] [INFO ] Redundant transitions in 1 ms returned []
Running 78 sub problems to find dead transitions.
[2025-06-05 06:55:06] [INFO ] Invariant cache hit.
[2025-06-05 06:55:06] [INFO ] State equation strengthened by 30 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 3 (OVERLAPS) 1/76 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 5 (OVERLAPS) 79/155 variables, 76/80 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/155 variables, 30/110 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/155 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 8 (OVERLAPS) 0/155 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 78 unsolved
No progress, stopping.
After SMT solving in domain Real declared 155/155 variables, and 110 constraints, problems are : Problem set: 0 solved, 78 unsolved in 1294 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 76/76 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 78/78 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 78 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 3 (OVERLAPS) 1/76 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 5 (OVERLAPS) 79/155 variables, 76/80 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/155 variables, 30/110 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/155 variables, 78/188 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/155 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 9 (OVERLAPS) 0/155 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 78 unsolved
No progress, stopping.
After SMT solving in domain Int declared 155/155 variables, and 188 constraints, problems are : Problem set: 0 solved, 78 unsolved in 2465 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 76/76 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 78/78 constraints, Known Traps: 0/0 constraints]
After SMT, in 3817ms problems are : Problem set: 0 solved, 78 unsolved
Search for dead transitions found 0 dead transitions in 3818ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3986 ms. Remains : 76/76 places, 79/79 transitions.
[2025-06-05 06:55:09] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[96]
RANDOM walk for 1000000 steps (224080 resets) in 669 ms. (1492 steps per ms)
BEST_FIRST walk for 1000001 steps (103543 resets) in 347 ms. (2873 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[96]
[2025-06-05 06:55:10] [INFO ] Invariant cache hit.
[2025-06-05 06:55:10] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 06:55:10] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 06:55:10] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-05 06:55:10] [INFO ] State equation strengthened by 30 read => feed constraints.
[2025-06-05 06:55:11] [INFO ] [Real]Added 30 Read/Feed constraints in 3 ms returned sat
[2025-06-05 06:55:11] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 06:55:11] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 06:55:11] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 06:55:11] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2025-06-05 06:55:11] [INFO ] [Nat]Added 30 Read/Feed constraints in 4 ms returned sat
[2025-06-05 06:55:11] [INFO ] Computed and/alt/rep : 20/44/20 causal constraints (skipped 58 transitions) in 4 ms.
[2025-06-05 06:55:11] [INFO ] Added : 13 causal constraints over 3 iterations in 24 ms. Result :sat
Minimization took 43 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[96]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[96]
Support contains 1 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 79/79 transitions.
Applied a total of 0 rules in 3 ms. Remains 76 /76 variables (removed 0) and now considering 79/79 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 76/76 places, 79/79 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 79/79 transitions.
Applied a total of 0 rules in 2 ms. Remains 76 /76 variables (removed 0) and now considering 79/79 (removed 0) transitions.
[2025-06-05 06:55:11] [INFO ] Invariant cache hit.
[2025-06-05 06:55:11] [INFO ] Implicit Places using invariants in 63 ms returned []
[2025-06-05 06:55:11] [INFO ] Invariant cache hit.
[2025-06-05 06:55:11] [INFO ] State equation strengthened by 30 read => feed constraints.
[2025-06-05 06:55:11] [INFO ] Implicit Places using invariants and state equation in 106 ms returned []
Implicit Place search using SMT with State Equation took 170 ms to find 0 implicit places.
[2025-06-05 06:55:11] [INFO ] Redundant transitions in 1 ms returned []
Running 78 sub problems to find dead transitions.
[2025-06-05 06:55:11] [INFO ] Invariant cache hit.
[2025-06-05 06:55:11] [INFO ] State equation strengthened by 30 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 3 (OVERLAPS) 1/76 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 5 (OVERLAPS) 79/155 variables, 76/80 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/155 variables, 30/110 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/155 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 8 (OVERLAPS) 0/155 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 78 unsolved
No progress, stopping.
After SMT solving in domain Real declared 155/155 variables, and 110 constraints, problems are : Problem set: 0 solved, 78 unsolved in 1287 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 76/76 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 78/78 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 78 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 3 (OVERLAPS) 1/76 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 5 (OVERLAPS) 79/155 variables, 76/80 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/155 variables, 30/110 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/155 variables, 78/188 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/155 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 9 (OVERLAPS) 0/155 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 78 unsolved
No progress, stopping.
After SMT solving in domain Int declared 155/155 variables, and 188 constraints, problems are : Problem set: 0 solved, 78 unsolved in 2430 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 76/76 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 78/78 constraints, Known Traps: 0/0 constraints]
After SMT, in 3768ms problems are : Problem set: 0 solved, 78 unsolved
Search for dead transitions found 0 dead transitions in 3769ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3947 ms. Remains : 76/76 places, 79/79 transitions.
RANDOM walk for 40000 steps (8875 resets) in 67 ms. (588 steps per ms) remains 2/2 properties
[2025-06-05 06:55:15] [INFO ] Flatten gal took : 14 ms
BEST_FIRST walk for 40001 steps (4075 resets) in 37 ms. (1052 steps per ms) remains 2/2 properties
[2025-06-05 06:55:15] [INFO ] Flatten gal took : 7 ms
[2025-06-05 06:55:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4628131534185244906.gal : 2 ms
[2025-06-05 06:55:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2601076248815190174.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4628131534185244906.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2601076248815190174.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality2601076248815190174.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 38
BEST_FIRST walk for 40003 steps (4262 resets) in 97 ms. (408 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :38 after 157
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :157 after 229
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :229 after 1257
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :1257 after 3411
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3411 after 5775
Invariant property MIN0 does not hold.
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :5775 after 35007
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :35007 after 75201
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :75201 after 305593
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :305593 after 2.07122e+06
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2.07122e+06 after 2.05899e+07
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2.05899e+07 after 2.07848e+08
Interrupted probabilistic random walk after 3324858 steps, run timeout after 3001 ms. (steps per millisecond=1107 ) properties seen :1 out of 2
Probabilistic random walk after 3324858 steps, saw 1542014 distinct states, run finished after 3001 ms. (steps per millisecond=1107 ) properties seen :1
[2025-06-05 06:55:18] [INFO ] Invariant cache hit.
[2025-06-05 06:55:18] [INFO ] State equation strengthened by 30 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 37/38 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2025-06-05 06:55:18] [INFO ] Deduced a trap composed of 30 places in 36 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
After SMT solving in domain Real declared 38/155 variables, and 2 constraints, problems are : Problem set: 1 solved, 0 unsolved in 77 ms.
Refiners :[Positive P Invariants (semi-flows): 1/2 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/76 constraints, ReadFeed: 0/30 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 96ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
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:[96]
Ending property specific reduction for SieveSingleMsgMbox-PT-d1m96-UpperBounds-04 in 14236 ms.
Starting property specific reduction for SieveSingleMsgMbox-PT-d1m96-UpperBounds-08
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[10]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[10]
// Phase 1: matrix 95 rows 87 cols
[2025-06-05 06:55:18] [INFO ] Computed 4 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[10]
RANDOM walk for 10000 steps (2247 resets) in 13 ms. (714 steps per ms)
BEST_FIRST walk for 10000 steps (1079 resets) in 6 ms. (1428 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[10]
[2025-06-05 06:55:18] [INFO ] Invariant cache hit.
[2025-06-05 06:55:18] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 06:55:18] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2025-06-05 06:55:18] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2025-06-05 06:55:18] [INFO ] State equation strengthened by 38 read => feed constraints.
[2025-06-05 06:55:18] [INFO ] [Real]Added 38 Read/Feed constraints in 12 ms returned sat
[2025-06-05 06:55:18] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 06:55:18] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 06:55:18] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 2 ms returned sat
[2025-06-05 06:55:18] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2025-06-05 06:55:18] [INFO ] [Nat]Added 38 Read/Feed constraints in 8 ms returned sat
[2025-06-05 06:55:18] [INFO ] Computed and/alt/rep : 23/54/23 causal constraints (skipped 71 transitions) in 6 ms.
[2025-06-05 06:55:18] [INFO ] Added : 21 causal constraints over 5 iterations in 56 ms. Result :sat
Minimization took 44 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[10]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[10]
Support contains 1 out of 87 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 87/87 places, 95/95 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 85 transition count 93
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 85 transition count 93
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 5 place count 85 transition count 92
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 7 place count 83 transition count 90
Iterating global reduction 1 with 2 rules applied. Total rules applied 9 place count 83 transition count 90
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 11 place count 81 transition count 88
Iterating global reduction 1 with 2 rules applied. Total rules applied 13 place count 81 transition count 88
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 14 place count 81 transition count 87
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 15 place count 80 transition count 86
Iterating global reduction 2 with 1 rules applied. Total rules applied 16 place count 80 transition count 86
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 17 place count 80 transition count 85
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 18 place count 79 transition count 84
Iterating global reduction 3 with 1 rules applied. Total rules applied 19 place count 79 transition count 84
Applied a total of 19 rules in 17 ms. Remains 79 /87 variables (removed 8) and now considering 84/95 (removed 11) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 79/87 places, 84/95 transitions.
// Phase 1: matrix 84 rows 79 cols
[2025-06-05 06:55:18] [INFO ] Computed 4 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[10]
RANDOM walk for 1000000 steps (224611 resets) in 667 ms. (1497 steps per ms)
BEST_FIRST walk for 1000001 steps (103265 resets) in 359 ms. (2777 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[10]
[2025-06-05 06:55:19] [INFO ] Invariant cache hit.
[2025-06-05 06:55:19] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 06:55:19] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 06:55:19] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2025-06-05 06:55:19] [INFO ] State equation strengthened by 32 read => feed constraints.
[2025-06-05 06:55:19] [INFO ] [Real]Added 32 Read/Feed constraints in 7 ms returned sat
[2025-06-05 06:55:19] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 06:55:19] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 06:55:19] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 06:55:19] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2025-06-05 06:55:19] [INFO ] [Nat]Added 32 Read/Feed constraints in 7 ms returned sat
[2025-06-05 06:55:19] [INFO ] Computed and/alt/rep : 21/47/21 causal constraints (skipped 62 transitions) in 5 ms.
[2025-06-05 06:55:19] [INFO ] Added : 14 causal constraints over 3 iterations in 29 ms. Result :sat
Minimization took 32 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[10]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[10]
Support contains 1 out of 79 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 84/84 transitions.
Applied a total of 0 rules in 2 ms. Remains 79 /79 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 79/79 places, 84/84 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 84/84 transitions.
Applied a total of 0 rules in 2 ms. Remains 79 /79 variables (removed 0) and now considering 84/84 (removed 0) transitions.
[2025-06-05 06:55:19] [INFO ] Invariant cache hit.
[2025-06-05 06:55:20] [INFO ] Implicit Places using invariants in 53 ms returned []
[2025-06-05 06:55:20] [INFO ] Invariant cache hit.
[2025-06-05 06:55:20] [INFO ] State equation strengthened by 32 read => feed constraints.
[2025-06-05 06:55:20] [INFO ] Implicit Places using invariants and state equation in 118 ms returned []
Implicit Place search using SMT with State Equation took 173 ms to find 0 implicit places.
[2025-06-05 06:55:20] [INFO ] Redundant transitions in 2 ms returned []
Running 83 sub problems to find dead transitions.
[2025-06-05 06:55:20] [INFO ] Invariant cache hit.
[2025-06-05 06:55:20] [INFO ] State equation strengthened by 32 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 3 (OVERLAPS) 1/79 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 5 (OVERLAPS) 84/163 variables, 79/83 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/163 variables, 32/115 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/163 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 8 (OVERLAPS) 0/163 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 83 unsolved
No progress, stopping.
After SMT solving in domain Real declared 163/163 variables, and 115 constraints, problems are : Problem set: 0 solved, 83 unsolved in 1411 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 79/79 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 83/83 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 83 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 3 (OVERLAPS) 1/79 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 5 (OVERLAPS) 84/163 variables, 79/83 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/163 variables, 32/115 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/163 variables, 83/198 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/163 variables, 0/198 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 9 (OVERLAPS) 0/163 variables, 0/198 constraints. Problems are: Problem set: 0 solved, 83 unsolved
No progress, stopping.
After SMT solving in domain Int declared 163/163 variables, and 198 constraints, problems are : Problem set: 0 solved, 83 unsolved in 3002 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 79/79 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 83/83 constraints, Known Traps: 0/0 constraints]
After SMT, in 4463ms problems are : Problem set: 0 solved, 83 unsolved
Search for dead transitions found 0 dead transitions in 4464ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4645 ms. Remains : 79/79 places, 84/84 transitions.
[2025-06-05 06:55:24] [INFO ] Flatten gal took : 18 ms
RANDOM walk for 40000 steps (8902 resets) in 80 ms. (493 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (4083 resets) in 28 ms. (1379 steps per ms) remains 2/2 properties
[2025-06-05 06:55:24] [INFO ] Flatten gal took : 5 ms
[2025-06-05 06:55:24] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5044015865777705071.gal : 2 ms
[2025-06-05 06:55:24] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9933192871567173116.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5044015865777705071.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9933192871567173116.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality9933192871567173116.prop.
BEST_FIRST walk for 40002 steps (4145 resets) in 60 ms. (655 steps per ms) remains 2/2 properties
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 38
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :38 after 157
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :157 after 333
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :333 after 1569
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :1569 after 3885
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3885 after 6249
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :6249 after 44391
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :44391 after 269999
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :269999 after 1.77766e+06
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1.77766e+06 after 2.15849e+07
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2.15849e+07 after 3.44503e+08
Interrupted probabilistic random walk after 3378739 steps, run timeout after 3001 ms. (steps per millisecond=1125 ) properties seen :1 out of 2
Probabilistic random walk after 3378739 steps, saw 1521658 distinct states, run finished after 3001 ms. (steps per millisecond=1125 ) properties seen :1
[2025-06-05 06:55:27] [INFO ] Invariant cache hit.
[2025-06-05 06:55:27] [INFO ] State equation strengthened by 32 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 57/60 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 98/158 variables, 69/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/158 variables, 29/106 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/158 variables, 0/106 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 5/163 variables, 2/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem MAX0 is UNSAT
After SMT solving in domain Real declared 163/163 variables, and 110 constraints, problems are : Problem set: 1 solved, 0 unsolved in 106 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 74/79 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 113ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
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:[0] Max Struct:[10]
Ending property specific reduction for SieveSingleMsgMbox-PT-d1m96-UpperBounds-08 in 9418 ms.
Starting property specific reduction for SieveSingleMsgMbox-PT-d1m96-UpperBounds-11
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[96]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[96]
// Phase 1: matrix 95 rows 87 cols
[2025-06-05 06:55:27] [INFO ] Computed 4 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[96]
RANDOM walk for 10000 steps (2244 resets) in 15 ms. (625 steps per ms)
BEST_FIRST walk for 10001 steps (1011 resets) in 5 ms. (1666 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[96]
[2025-06-05 06:55:27] [INFO ] Invariant cache hit.
[2025-06-05 06:55:27] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 06:55:27] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 06:55:27] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2025-06-05 06:55:27] [INFO ] State equation strengthened by 38 read => feed constraints.
[2025-06-05 06:55:27] [INFO ] [Real]Added 38 Read/Feed constraints in 6 ms returned sat
[2025-06-05 06:55:27] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 06:55:27] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 06:55:27] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2025-06-05 06:55:27] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2025-06-05 06:55:27] [INFO ] [Nat]Added 38 Read/Feed constraints in 5 ms returned sat
[2025-06-05 06:55:27] [INFO ] Computed and/alt/rep : 23/54/23 causal constraints (skipped 71 transitions) in 4 ms.
[2025-06-05 06:55:28] [INFO ] Added : 16 causal constraints over 4 iterations in 44 ms. Result :sat
Minimization took 66 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[96]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[96]
Support contains 1 out of 87 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 87/87 places, 95/95 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 85 transition count 93
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 85 transition count 93
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 6 place count 83 transition count 91
Iterating global reduction 0 with 2 rules applied. Total rules applied 8 place count 83 transition count 91
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 10 place count 81 transition count 88
Iterating global reduction 0 with 2 rules applied. Total rules applied 12 place count 81 transition count 88
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 14 place count 81 transition count 86
Applied a total of 14 rules in 8 ms. Remains 81 /87 variables (removed 6) and now considering 86/95 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 81/87 places, 86/95 transitions.
// Phase 1: matrix 86 rows 81 cols
[2025-06-05 06:55:28] [INFO ] Computed 4 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[96]
RANDOM walk for 1000000 steps (224269 resets) in 673 ms. (1483 steps per ms)
BEST_FIRST walk for 1000000 steps (103936 resets) in 347 ms. (2873 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[96]
[2025-06-05 06:55:29] [INFO ] Invariant cache hit.
[2025-06-05 06:55:29] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-05 06:55:29] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-05 06:55:29] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2025-06-05 06:55:29] [INFO ] State equation strengthened by 34 read => feed constraints.
[2025-06-05 06:55:29] [INFO ] [Real]Added 34 Read/Feed constraints in 5 ms returned sat
[2025-06-05 06:55:29] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 06:55:29] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-05 06:55:29] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-05 06:55:29] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2025-06-05 06:55:29] [INFO ] [Nat]Added 34 Read/Feed constraints in 6 ms returned sat
[2025-06-05 06:55:29] [INFO ] Computed and/alt/rep : 21/48/21 causal constraints (skipped 64 transitions) in 5 ms.
[2025-06-05 06:55:29] [INFO ] Added : 14 causal constraints over 3 iterations in 29 ms. Result :sat
Minimization took 46 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[96]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[96]
Support contains 1 out of 81 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 81/81 places, 86/86 transitions.
Applied a total of 0 rules in 3 ms. Remains 81 /81 variables (removed 0) and now considering 86/86 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 81/81 places, 86/86 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 81/81 places, 86/86 transitions.
Applied a total of 0 rules in 2 ms. Remains 81 /81 variables (removed 0) and now considering 86/86 (removed 0) transitions.
[2025-06-05 06:55:29] [INFO ] Invariant cache hit.
[2025-06-05 06:55:29] [INFO ] Implicit Places using invariants in 51 ms returned []
[2025-06-05 06:55:29] [INFO ] Invariant cache hit.
[2025-06-05 06:55:29] [INFO ] State equation strengthened by 34 read => feed constraints.
[2025-06-05 06:55:29] [INFO ] Implicit Places using invariants and state equation in 109 ms returned []
Implicit Place search using SMT with State Equation took 161 ms to find 0 implicit places.
[2025-06-05 06:55:29] [INFO ] Redundant transitions in 2 ms returned []
Running 85 sub problems to find dead transitions.
[2025-06-05 06:55:29] [INFO ] Invariant cache hit.
[2025-06-05 06:55:29] [INFO ] State equation strengthened by 34 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/80 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/80 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 3 (OVERLAPS) 1/81 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 5 (OVERLAPS) 86/167 variables, 81/85 constraints. Problems are: Problem set: 0 solved, 85 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/167 variables, 34/119 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/167 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 8 (OVERLAPS) 0/167 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 85 unsolved
No progress, stopping.
After SMT solving in domain Real declared 167/167 variables, and 119 constraints, problems are : Problem set: 0 solved, 85 unsolved in 1519 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 81/81 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 85/85 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 85 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/80 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/80 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 3 (OVERLAPS) 1/81 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 5 (OVERLAPS) 86/167 variables, 81/85 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/167 variables, 34/119 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/167 variables, 85/204 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/167 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 9 (OVERLAPS) 0/167 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 85 unsolved
No progress, stopping.
After SMT solving in domain Int declared 167/167 variables, and 204 constraints, problems are : Problem set: 0 solved, 85 unsolved in 2996 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 81/81 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 85/85 constraints, Known Traps: 0/0 constraints]
After SMT, in 4571ms problems are : Problem set: 0 solved, 85 unsolved
Search for dead transitions found 0 dead transitions in 4574ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4750 ms. Remains : 81/81 places, 86/86 transitions.
[2025-06-05 06:55:34] [INFO ] Flatten gal took : 13 ms
[2025-06-05 06:55:34] [INFO ] Flatten gal took : 4 ms
RANDOM walk for 40000 steps (8949 resets) in 60 ms. (655 steps per ms) remains 2/2 properties
[2025-06-05 06:55:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9500523715311105289.gal : 1 ms
[2025-06-05 06:55:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10433916468455834036.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9500523715311105289.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10433916468455834036.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality10433916468455834036.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
BEST_FIRST walk for 40001 steps (4147 resets) in 55 ms. (714 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 38
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :38 after 157
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :157 after 321
BEST_FIRST walk for 40003 steps (4075 resets) in 74 ms. (533 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :321 after 1767
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :1767 after 3411
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3411 after 5763
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :5763 after 34863
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :34863 after 186525
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :186525 after 1.25273e+06
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1.25273e+06 after 1.30259e+07
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :1.30259e+07 after 1.72016e+08
Interrupted probabilistic random walk after 3462619 steps, run timeout after 3001 ms. (steps per millisecond=1153 ) properties seen :1 out of 2
Probabilistic random walk after 3462619 steps, saw 1426576 distinct states, run finished after 3001 ms. (steps per millisecond=1153 ) properties seen :1
[2025-06-05 06:55:37] [INFO ] Invariant cache hit.
[2025-06-05 06:55:37] [INFO ] State equation strengthened by 34 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 39/40 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 12/52 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/52 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/54 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 62/116 variables, 54/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/116 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 28/144 variables, 15/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/144 variables, 23/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/144 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 23/167 variables, 12/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/167 variables, 11/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2025-06-05 06:55:37] [INFO ] Deduced a trap composed of 13 places in 40 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
After SMT solving in domain Real declared 167/167 variables, and 120 constraints, problems are : Problem set: 1 solved, 0 unsolved in 131 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 81/81 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 135ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
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:[0] Max Struct:[96]
Ending property specific reduction for SieveSingleMsgMbox-PT-d1m96-UpperBounds-11 in 9509 ms.
[2025-06-05 06:55:37] [INFO ] Flatten gal took : 7 ms
[2025-06-05 06:55:37] [INFO ] Applying decomposition
[2025-06-05 06:55:37] [INFO ] Flatten gal took : 6 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph2058316658377366197.txt' '-o' '/tmp/graph2058316658377366197.bin' '-w' '/tmp/graph2058316658377366197.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph2058316658377366197.bin' '-l' '-1' '-v' '-w' '/tmp/graph2058316658377366197.weights' '-q' '0' '-e' '0.001'
[2025-06-05 06:55:37] [INFO ] Decomposing Gal with order
[2025-06-05 06:55:37] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 06:55:37] [INFO ] Removed a total of 86 redundant transitions.
[2025-06-05 06:55:37] [INFO ] Flatten gal took : 36 ms
[2025-06-05 06:55:37] [INFO ] Fuse similar labels procedure discarded/fused a total of 57 labels/synchronizations in 7 ms.
[2025-06-05 06:55:37] [INFO ] Time to serialize gal into /tmp/UpperBounds299245589002816242.gal : 2 ms
[2025-06-05 06:55:37] [INFO ] Time to serialize properties into /tmp/UpperBounds16000947488658778758.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds299245589002816242.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds16000947488658778758.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...283
Loading property file /tmp/UpperBounds16000947488658778758.prop.
Detected timeout of ITS tools.
[2025-06-05 07:16:03] [INFO ] Flatten gal took : 6 ms
[2025-06-05 07:16:03] [INFO ] Time to serialize gal into /tmp/UpperBounds16936710772230155366.gal : 2 ms
[2025-06-05 07:16:03] [INFO ] Time to serialize properties into /tmp/UpperBounds13419622503455361406.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds16936710772230155366.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds13419622503455361406.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...306
Loading property file /tmp/UpperBounds13419622503455361406.prop.
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,2.9291e+20,806.458,10433288,2,76837,5,5.67845e+07,6,0,445,4.75472e+07,0
Total reachable state count : 292910140136524044256

Verifying 4 reachability properties.
Min sum of variable value : 0
Maximum sum along a path : 92
Bounds property SieveSingleMsgMbox-PT-d1m96-UpperBounds-01 :0 <= l943 <= 92
FORMULA SieveSingleMsgMbox-PT-d1m96-UpperBounds-01 92 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
SieveSingleMsgMbox-PT-d1m96-UpperBounds-01,0,806.647,10445824,1,0,7,5.67845e+07,9,1,698,4.75472e+07,4
Min sum of variable value : 0
Maximum sum along a path : 47
Bounds property SieveSingleMsgMbox-PT-d1m96-UpperBounds-04 :0 <= l38 <= 47
FORMULA SieveSingleMsgMbox-PT-d1m96-UpperBounds-04 47 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
SieveSingleMsgMbox-PT-d1m96-UpperBounds-04,0,807.257,10445824,1,0,8,5.67845e+07,10,1,919,4.75472e+07,5
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property SieveSingleMsgMbox-PT-d1m96-UpperBounds-08 :0 <= l922 <= 1
FORMULA SieveSingleMsgMbox-PT-d1m96-UpperBounds-08 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
SieveSingleMsgMbox-PT-d1m96-UpperBounds-08,0,807.273,10468116,1,0,9,5.67845e+07,11,1,924,4.75472e+07,6
Min sum of variable value : 0
Maximum sum along a path : 92
Bounds property SieveSingleMsgMbox-PT-d1m96-UpperBounds-11 :0 <= l969 <= 92
FORMULA SieveSingleMsgMbox-PT-d1m96-UpperBounds-11 92 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
SieveSingleMsgMbox-PT-d1m96-UpperBounds-11,0,807.38,10468116,1,0,10,5.67845e+07,12,1,1082,4.75472e+07,7
Total runtime 2115057 ms.

BK_STOP 1749108572515

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="SieveSingleMsgMbox-PT-d1m96"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2024"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool gold2024"
echo " Input is SieveSingleMsgMbox-PT-d1m96, 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 r223-tall-174902009200056"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SieveSingleMsgMbox-PT-d1m96.tgz
mv SieveSingleMsgMbox-PT-d1m96 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 ;