Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r024-oct2-167813611100297.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool marciexred
Input is AutoFlight-PT-12b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r024-oct2-167813611100297
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 704K
-rw-r--r-- 1 mcc users 7.6K Feb 25 18:10 CTLCardinality.txt
-rw-r--r-- 1 mcc users 85K Feb 25 18:10 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Feb 25 18:10 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K Feb 25 18:10 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 15:32 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 15:32 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 15:32 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 15:32 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.6K Feb 25 18:11 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 86K Feb 25 18:11 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.6K Feb 25 18:11 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K Feb 25 18:11 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 15:32 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 15:32 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 266K Mar 5 18:22 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1679000296980

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=marciexred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=AutoFlight-PT-12b
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-16 20:58:20] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-16 20:58:20] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 20:58:21] [INFO ] Load time of PNML (sax parser for PT used): 182 ms
[2023-03-16 20:58:21] [INFO ] Transformed 1126 places.
[2023-03-16 20:58:21] [INFO ] Transformed 1124 transitions.
[2023-03-16 20:58:21] [INFO ] Found NUPN structural information;
[2023-03-16 20:58:21] [INFO ] Parsed PT model containing 1126 places and 1124 transitions and 2618 arcs in 447 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1126/1126 places, 1124/1124 transitions.
Drop transitions removed 448 transitions
Trivial Post-agglo rules discarded 448 transitions
Performed 448 trivial Post agglomeration. Transition count delta: 448
Iterating post reduction 0 with 448 rules applied. Total rules applied 448 place count 1126 transition count 676
Reduce places removed 448 places and 0 transitions.
Ensure Unique test removed 60 transitions
Reduce isomorphic transitions removed 60 transitions.
Drop transitions removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 1 with 532 rules applied. Total rules applied 980 place count 678 transition count 592
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 2 with 24 rules applied. Total rules applied 1004 place count 654 transition count 592
Performed 151 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 151 Pre rules applied. Total rules applied 1004 place count 654 transition count 441
Deduced a syphon composed of 151 places in 6 ms
Reduce places removed 151 places and 0 transitions.
Iterating global reduction 3 with 302 rules applied. Total rules applied 1306 place count 503 transition count 441
Performed 218 Post agglomeration using F-continuation condition.Transition count delta: 218
Deduced a syphon composed of 218 places in 14 ms
Reduce places removed 218 places and 0 transitions.
Iterating global reduction 3 with 436 rules applied. Total rules applied 1742 place count 285 transition count 223
Applied a total of 1742 rules in 123 ms. Remains 285 /1126 variables (removed 841) and now considering 223/1124 (removed 901) transitions.
// Phase 1: matrix 223 rows 285 cols
[2023-03-16 20:58:21] [INFO ] Computed 76 place invariants in 11 ms
[2023-03-16 20:58:26] [INFO ] Implicit Places using invariants in 4851 ms returned [87, 90, 93, 96, 99, 102, 105, 108, 111, 114, 117, 120, 284]
Discarding 13 places :
Implicit Place search using SMT only with invariants took 4908 ms to find 13 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 272/1126 places, 223/1124 transitions.
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 12 Pre rules applied. Total rules applied 0 place count 272 transition count 211
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 0 with 24 rules applied. Total rules applied 24 place count 260 transition count 211
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 0 with 28 rules applied. Total rules applied 52 place count 246 transition count 197
Applied a total of 52 rules in 27 ms. Remains 246 /272 variables (removed 26) and now considering 197/223 (removed 26) transitions.
// Phase 1: matrix 197 rows 246 cols
[2023-03-16 20:58:26] [INFO ] Computed 63 place invariants in 2 ms
[2023-03-16 20:58:26] [INFO ] Implicit Places using invariants in 372 ms returned []
[2023-03-16 20:58:26] [INFO ] Invariant cache hit.
[2023-03-16 20:58:27] [INFO ] State equation strengthened by 60 read => feed constraints.
[2023-03-16 20:58:28] [INFO ] Implicit Places using invariants and state equation in 1775 ms returned []
Implicit Place search using SMT with State Equation took 2150 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 246/1126 places, 197/1124 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 7209 ms. Remains : 246/1126 places, 197/1124 transitions.
Discarding 48 transitions out of 197. Remains 149
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 228 resets, run finished after 566 ms. (steps per millisecond=17 ) properties (out of 148) seen :86
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 62) seen :0
Running SMT prover for 62 properties.
[2023-03-16 20:58:29] [INFO ] Invariant cache hit.
[2023-03-16 20:58:30] [INFO ] [Real]Absence check using 63 positive place invariants in 304 ms returned sat
[2023-03-16 20:58:33] [INFO ] After 4388ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:62
[2023-03-16 20:58:36] [INFO ] [Nat]Absence check using 63 positive place invariants in 33 ms returned sat
[2023-03-16 20:58:41] [INFO ] After 3481ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :62
[2023-03-16 20:58:41] [INFO ] State equation strengthened by 60 read => feed constraints.
[2023-03-16 20:58:43] [INFO ] After 1875ms SMT Verify possible using 60 Read/Feed constraints in natural domain returned unsat :0 sat :62
[2023-03-16 20:58:44] [INFO ] Deduced a trap composed of 6 places in 243 ms of which 6 ms to minimize.
[2023-03-16 20:58:44] [INFO ] Deduced a trap composed of 6 places in 63 ms of which 1 ms to minimize.
[2023-03-16 20:58:44] [INFO ] Deduced a trap composed of 6 places in 25 ms of which 1 ms to minimize.
[2023-03-16 20:58:44] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 412 ms
[2023-03-16 20:58:44] [INFO ] Deduced a trap composed of 6 places in 230 ms of which 1 ms to minimize.
[2023-03-16 20:58:44] [INFO ] Deduced a trap composed of 6 places in 49 ms of which 1 ms to minimize.
[2023-03-16 20:58:44] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 336 ms
[2023-03-16 20:58:44] [INFO ] Deduced a trap composed of 6 places in 53 ms of which 0 ms to minimize.
[2023-03-16 20:58:44] [INFO ] Deduced a trap composed of 6 places in 93 ms of which 25 ms to minimize.
[2023-03-16 20:58:44] [INFO ] Deduced a trap composed of 6 places in 52 ms of which 13 ms to minimize.
[2023-03-16 20:58:44] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 302 ms
[2023-03-16 20:58:45] [INFO ] Deduced a trap composed of 6 places in 164 ms of which 0 ms to minimize.
[2023-03-16 20:58:45] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 206 ms
[2023-03-16 20:58:46] [INFO ] Deduced a trap composed of 6 places in 742 ms of which 1 ms to minimize.
[2023-03-16 20:58:46] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 844 ms
[2023-03-16 20:58:48] [INFO ] Deduced a trap composed of 6 places in 107 ms of which 1 ms to minimize.
[2023-03-16 20:58:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 170 ms
[2023-03-16 20:58:48] [INFO ] Deduced a trap composed of 6 places in 99 ms of which 1 ms to minimize.
[2023-03-16 20:58:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 133 ms
[2023-03-16 20:58:49] [INFO ] After 7379ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :62
Attempting to minimize the solution found.
Minimization took 1385 ms.
[2023-03-16 20:58:50] [INFO ] After 16805ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :62
Parikh walk visited 39 properties in 6177 ms.
Support contains 46 out of 246 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 246/246 places, 197/197 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 233 transition count 184
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 233 transition count 184
Free-agglomeration rule applied 24 times.
Iterating global reduction 0 with 24 rules applied. Total rules applied 50 place count 233 transition count 160
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 74 place count 209 transition count 160
Applied a total of 74 rules in 41 ms. Remains 209 /246 variables (removed 37) and now considering 160/197 (removed 37) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 209/246 places, 160/197 transitions.
Interrupted random walk after 690948 steps, including 13032 resets, run timeout after 30001 ms. (steps per millisecond=23 ) properties seen 10
Interrupted Best-First random walk after 829948 steps, including 1729 resets, run timeout after 5001 ms. (steps per millisecond=165 ) properties seen 0
Interrupted Best-First random walk after 819687 steps, including 1756 resets, run timeout after 5001 ms. (steps per millisecond=163 ) properties seen 0
Interrupted Best-First random walk after 828427 steps, including 1699 resets, run timeout after 5001 ms. (steps per millisecond=165 ) properties seen 0
Interrupted Best-First random walk after 836909 steps, including 1757 resets, run timeout after 5001 ms. (steps per millisecond=167 ) properties seen 0
Interrupted Best-First random walk after 845108 steps, including 1784 resets, run timeout after 5001 ms. (steps per millisecond=168 ) properties seen 0
Interrupted Best-First random walk after 890849 steps, including 1869 resets, run timeout after 5001 ms. (steps per millisecond=178 ) properties seen 0
Interrupted Best-First random walk after 961682 steps, including 2016 resets, run timeout after 5001 ms. (steps per millisecond=192 ) properties seen 0
Interrupted Best-First random walk after 864288 steps, including 1765 resets, run timeout after 5001 ms. (steps per millisecond=172 ) properties seen 0
Interrupted Best-First random walk after 860439 steps, including 1778 resets, run timeout after 5001 ms. (steps per millisecond=172 ) properties seen 0
Interrupted Best-First random walk after 824712 steps, including 1719 resets, run timeout after 5001 ms. (steps per millisecond=164 ) properties seen 0
Interrupted Best-First random walk after 811623 steps, including 1684 resets, run timeout after 5001 ms. (steps per millisecond=162 ) properties seen 0
Interrupted Best-First random walk after 909836 steps, including 1932 resets, run timeout after 5001 ms. (steps per millisecond=181 ) properties seen 0
Interrupted Best-First random walk after 827518 steps, including 1743 resets, run timeout after 5001 ms. (steps per millisecond=165 ) properties seen 0
Running SMT prover for 13 properties.
// Phase 1: matrix 160 rows 209 cols
[2023-03-16 21:00:31] [INFO ] Computed 63 place invariants in 2 ms
[2023-03-16 21:00:31] [INFO ] [Real]Absence check using 63 positive place invariants in 13 ms returned sat
[2023-03-16 21:00:32] [INFO ] After 630ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:13
[2023-03-16 21:00:32] [INFO ] [Nat]Absence check using 63 positive place invariants in 38 ms returned sat
[2023-03-16 21:00:33] [INFO ] After 284ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :13
[2023-03-16 21:00:33] [INFO ] State equation strengthened by 84 read => feed constraints.
[2023-03-16 21:00:34] [INFO ] After 448ms SMT Verify possible using 84 Read/Feed constraints in natural domain returned unsat :0 sat :13
[2023-03-16 21:00:35] [INFO ] After 1447ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :13
Attempting to minimize the solution found.
Minimization took 761 ms.
[2023-03-16 21:00:35] [INFO ] After 3469ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :13
Parikh walk visited 1 properties in 5029 ms.
Support contains 24 out of 209 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 209/209 places, 160/160 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 209 transition count 158
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 207 transition count 158
Applied a total of 4 rules in 14 ms. Remains 207 /209 variables (removed 2) and now considering 158/160 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 207/209 places, 158/160 transitions.
Interrupted random walk after 880016 steps, including 16577 resets, run timeout after 30001 ms. (steps per millisecond=29 ) properties seen 0
Interrupted Best-First random walk after 751973 steps, including 1695 resets, run timeout after 5001 ms. (steps per millisecond=150 ) properties seen 0
Interrupted Best-First random walk after 807337 steps, including 1779 resets, run timeout after 5001 ms. (steps per millisecond=161 ) properties seen 0
Interrupted Best-First random walk after 815164 steps, including 1824 resets, run timeout after 5001 ms. (steps per millisecond=163 ) properties seen 0
Interrupted Best-First random walk after 807638 steps, including 1815 resets, run timeout after 5001 ms. (steps per millisecond=161 ) properties seen 0
Interrupted Best-First random walk after 975861 steps, including 2205 resets, run timeout after 5001 ms. (steps per millisecond=195 ) properties seen 0
Interrupted Best-First random walk after 958179 steps, including 2082 resets, run timeout after 5001 ms. (steps per millisecond=191 ) properties seen 0
Interrupted Best-First random walk after 964385 steps, including 2152 resets, run timeout after 5001 ms. (steps per millisecond=192 ) properties seen 0
Interrupted Best-First random walk after 993151 steps, including 2204 resets, run timeout after 5001 ms. (steps per millisecond=198 ) properties seen 0
Interrupted Best-First random walk after 819454 steps, including 1823 resets, run timeout after 5001 ms. (steps per millisecond=163 ) properties seen 0
Interrupted Best-First random walk after 819500 steps, including 1826 resets, run timeout after 5001 ms. (steps per millisecond=163 ) properties seen 0
Interrupted Best-First random walk after 819407 steps, including 1827 resets, run timeout after 5001 ms. (steps per millisecond=163 ) properties seen 1
Interrupted Best-First random walk after 882675 steps, including 1963 resets, run timeout after 5001 ms. (steps per millisecond=176 ) properties seen 0
Interrupted probabilistic random walk after 34899192 steps, run timeout after 270001 ms. (steps per millisecond=129 ) properties seen :{}
Probabilistic random walk after 34899192 steps, saw 5533286 distinct states, run finished after 270006 ms. (steps per millisecond=129 ) properties seen :0
Running SMT prover for 11 properties.
// Phase 1: matrix 158 rows 207 cols
[2023-03-16 21:06:41] [INFO ] Computed 63 place invariants in 2 ms
[2023-03-16 21:06:41] [INFO ] [Real]Absence check using 63 positive place invariants in 10 ms returned sat
[2023-03-16 21:06:41] [INFO ] After 267ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:11
[2023-03-16 21:06:41] [INFO ] [Nat]Absence check using 63 positive place invariants in 12 ms returned sat
[2023-03-16 21:06:41] [INFO ] After 215ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :11
[2023-03-16 21:06:41] [INFO ] State equation strengthened by 86 read => feed constraints.
[2023-03-16 21:06:41] [INFO ] After 154ms SMT Verify possible using 86 Read/Feed constraints in natural domain returned unsat :0 sat :11
[2023-03-16 21:06:42] [INFO ] After 498ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :11
Attempting to minimize the solution found.
Minimization took 391 ms.
[2023-03-16 21:06:42] [INFO ] After 1233ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :11
Parikh walk visited 0 properties in 4290 ms.
Support contains 22 out of 207 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 207/207 places, 158/158 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 207 transition count 156
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 205 transition count 156
Applied a total of 4 rules in 13 ms. Remains 205 /207 variables (removed 2) and now considering 156/158 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 205/207 places, 156/158 transitions.
Interrupted random walk after 736566 steps, including 13875 resets, run timeout after 30001 ms. (steps per millisecond=24 ) properties seen 0
Interrupted Best-First random walk after 772125 steps, including 1903 resets, run timeout after 5001 ms. (steps per millisecond=154 ) properties seen 0
Interrupted Best-First random walk after 841754 steps, including 1947 resets, run timeout after 5001 ms. (steps per millisecond=168 ) properties seen 0
Interrupted Best-First random walk after 836770 steps, including 1947 resets, run timeout after 5001 ms. (steps per millisecond=167 ) properties seen 0
Interrupted Best-First random walk after 857295 steps, including 2028 resets, run timeout after 5001 ms. (steps per millisecond=171 ) properties seen 0
Interrupted Best-First random walk after 942230 steps, including 2199 resets, run timeout after 5001 ms. (steps per millisecond=188 ) properties seen 0
Interrupted Best-First random walk after 924588 steps, including 2158 resets, run timeout after 5001 ms. (steps per millisecond=184 ) properties seen 0
Interrupted Best-First random walk after 965698 steps, including 2242 resets, run timeout after 5001 ms. (steps per millisecond=193 ) properties seen 0
Interrupted Best-First random walk after 833639 steps, including 1980 resets, run timeout after 5001 ms. (steps per millisecond=166 ) properties seen 0
Interrupted Best-First random walk after 826622 steps, including 1919 resets, run timeout after 5001 ms. (steps per millisecond=165 ) properties seen 0
Interrupted Best-First random walk after 818827 steps, including 1926 resets, run timeout after 5001 ms. (steps per millisecond=163 ) properties seen 0
Interrupted Best-First random walk after 825724 steps, including 1945 resets, run timeout after 5001 ms. (steps per millisecond=165 ) properties seen 0
Interrupted probabilistic random walk after 29720494 steps, run timeout after 255001 ms. (steps per millisecond=116 ) properties seen :{}
Probabilistic random walk after 29720494 steps, saw 5098291 distinct states, run finished after 255001 ms. (steps per millisecond=116 ) properties seen :0
Running SMT prover for 11 properties.
// Phase 1: matrix 156 rows 205 cols
[2023-03-16 21:12:26] [INFO ] Computed 63 place invariants in 1 ms
[2023-03-16 21:12:26] [INFO ] [Real]Absence check using 63 positive place invariants in 12 ms returned sat
[2023-03-16 21:12:27] [INFO ] After 473ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:11
[2023-03-16 21:12:27] [INFO ] [Nat]Absence check using 63 positive place invariants in 23 ms returned sat
[2023-03-16 21:12:27] [INFO ] After 276ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :11
[2023-03-16 21:12:27] [INFO ] State equation strengthened by 88 read => feed constraints.
[2023-03-16 21:12:28] [INFO ] After 307ms SMT Verify possible using 88 Read/Feed constraints in natural domain returned unsat :0 sat :11
[2023-03-16 21:12:28] [INFO ] After 847ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :11
Attempting to minimize the solution found.
Minimization took 275 ms.
[2023-03-16 21:12:29] [INFO ] After 1700ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :11
Parikh walk visited 0 properties in 3054 ms.
Support contains 22 out of 205 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 156/156 transitions.
Applied a total of 0 rules in 5 ms. Remains 205 /205 variables (removed 0) and now considering 156/156 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 205/205 places, 156/156 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 156/156 transitions.
Applied a total of 0 rules in 4 ms. Remains 205 /205 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-16 21:12:32] [INFO ] Invariant cache hit.
[2023-03-16 21:12:32] [INFO ] Implicit Places using invariants in 152 ms returned [1, 2, 6, 7, 11, 12, 16, 17, 21, 22, 26, 27, 31, 32, 36, 37, 41, 42, 46, 47, 51, 52, 53, 54, 55, 56, 119, 156, 160, 164, 168, 172, 176, 180, 184, 188, 192, 196, 200]
Discarding 39 places :
Implicit Place search using SMT only with invariants took 153 ms to find 39 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 166/205 places, 156/156 transitions.
Drop transitions removed 27 transitions
Trivial Post-agglo rules discarded 27 transitions
Performed 27 trivial Post agglomeration. Transition count delta: 27
Iterating post reduction 0 with 27 rules applied. Total rules applied 27 place count 166 transition count 129
Reduce places removed 27 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 28 rules applied. Total rules applied 55 place count 139 transition count 128
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 56 place count 138 transition count 128
Performed 15 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 15 Pre rules applied. Total rules applied 56 place count 138 transition count 113
Deduced a syphon composed of 15 places in 0 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 3 with 30 rules applied. Total rules applied 86 place count 123 transition count 113
Discarding 11 places :
Symmetric choice reduction at 3 with 11 rule applications. Total rules 97 place count 112 transition count 102
Iterating global reduction 3 with 11 rules applied. Total rules applied 108 place count 112 transition count 102
Applied a total of 108 rules in 10 ms. Remains 112 /166 variables (removed 54) and now considering 102/156 (removed 54) transitions.
// Phase 1: matrix 102 rows 112 cols
[2023-03-16 21:12:32] [INFO ] Computed 24 place invariants in 2 ms
[2023-03-16 21:12:32] [INFO ] Implicit Places using invariants in 75 ms returned []
[2023-03-16 21:12:32] [INFO ] Invariant cache hit.
[2023-03-16 21:12:32] [INFO ] State equation strengthened by 32 read => feed constraints.
[2023-03-16 21:12:32] [INFO ] Implicit Places using invariants and state equation in 123 ms returned []
Implicit Place search using SMT with State Equation took 200 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 112/205 places, 102/156 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 367 ms. Remains : 112/205 places, 102/156 transitions.
Interrupted random walk after 827541 steps, including 24995 resets, run timeout after 30001 ms. (steps per millisecond=27 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 2614 resets, run finished after 3914 ms. (steps per millisecond=255 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2856 resets, run finished after 4171 ms. (steps per millisecond=239 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2857 resets, run finished after 4130 ms. (steps per millisecond=242 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2910 resets, run finished after 4124 ms. (steps per millisecond=242 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2908 resets, run finished after 4223 ms. (steps per millisecond=236 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2875 resets, run finished after 4271 ms. (steps per millisecond=234 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2834 resets, run finished after 4018 ms. (steps per millisecond=248 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2874 resets, run finished after 4128 ms. (steps per millisecond=242 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2890 resets, run finished after 4138 ms. (steps per millisecond=241 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2918 resets, run finished after 4113 ms. (steps per millisecond=243 ) properties (out of 11) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2870 resets, run finished after 4145 ms. (steps per millisecond=241 ) properties (out of 10) seen :0
Interrupted probabilistic random walk after 34186913 steps, run timeout after 225001 ms. (steps per millisecond=151 ) properties seen :{}
Probabilistic random walk after 34186913 steps, saw 5066590 distinct states, run finished after 225001 ms. (steps per millisecond=151 ) properties seen :0
Running SMT prover for 10 properties.
[2023-03-16 21:17:32] [INFO ] Invariant cache hit.
[2023-03-16 21:17:32] [INFO ] [Real]Absence check using 24 positive place invariants in 3 ms returned sat
[2023-03-16 21:17:33] [INFO ] After 219ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:10
[2023-03-16 21:17:33] [INFO ] [Nat]Absence check using 24 positive place invariants in 10 ms returned sat
[2023-03-16 21:17:33] [INFO ] After 180ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :10
[2023-03-16 21:17:33] [INFO ] State equation strengthened by 32 read => feed constraints.
[2023-03-16 21:17:33] [INFO ] After 141ms SMT Verify possible using 32 Read/Feed constraints in natural domain returned unsat :0 sat :10
[2023-03-16 21:17:33] [INFO ] After 330ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :10
Attempting to minimize the solution found.
Minimization took 135 ms.
[2023-03-16 21:17:33] [INFO ] After 807ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :10
Parikh walk visited 0 properties in 3942 ms.
Support contains 20 out of 112 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 112/112 places, 102/102 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 112 transition count 101
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 111 transition count 101
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 111 transition count 99
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 6 place count 109 transition count 99
Applied a total of 6 rules in 7 ms. Remains 109 /112 variables (removed 3) and now considering 99/102 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 109/112 places, 99/102 transitions.
Interrupted random walk after 760932 steps, including 23085 resets, run timeout after 30001 ms. (steps per millisecond=25 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 2842 resets, run finished after 4093 ms. (steps per millisecond=244 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3009 resets, run finished after 4451 ms. (steps per millisecond=224 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3047 resets, run finished after 3988 ms. (steps per millisecond=250 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3080 resets, run finished after 4293 ms. (steps per millisecond=232 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3028 resets, run finished after 4387 ms. (steps per millisecond=227 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3068 resets, run finished after 4405 ms. (steps per millisecond=227 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 1000000 steps, including 3120 resets, run finished after 4414 ms. (steps per millisecond=226 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 1000000 steps, including 3071 resets, run finished after 4374 ms. (steps per millisecond=228 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3113 resets, run finished after 4343 ms. (steps per millisecond=230 ) properties (out of 10) seen :1
Incomplete Best-First random walk after 1000001 steps, including 3081 resets, run finished after 4437 ms. (steps per millisecond=225 ) properties (out of 9) seen :0
Running SMT prover for 9 properties.
// Phase 1: matrix 99 rows 109 cols
[2023-03-16 21:18:51] [INFO ] Computed 24 place invariants in 1 ms
[2023-03-16 21:18:51] [INFO ] [Real]Absence check using 24 positive place invariants in 4 ms returned sat
[2023-03-16 21:18:51] [INFO ] After 246ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:9
[2023-03-16 21:18:51] [INFO ] [Nat]Absence check using 24 positive place invariants in 9 ms returned sat
[2023-03-16 21:18:51] [INFO ] After 144ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :9
[2023-03-16 21:18:51] [INFO ] State equation strengthened by 34 read => feed constraints.
[2023-03-16 21:18:51] [INFO ] After 97ms SMT Verify possible using 34 Read/Feed constraints in natural domain returned unsat :0 sat :9
[2023-03-16 21:18:51] [INFO ] After 364ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :9
Attempting to minimize the solution found.
Minimization took 134 ms.
[2023-03-16 21:18:52] [INFO ] After 810ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :9
Parikh walk visited 0 properties in 3244 ms.
Support contains 18 out of 109 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 109/109 places, 99/99 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 109 transition count 97
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 107 transition count 97
Applied a total of 4 rules in 6 ms. Remains 107 /109 variables (removed 2) and now considering 97/99 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 107/109 places, 97/99 transitions.
Interrupted random walk after 765805 steps, including 23209 resets, run timeout after 30001 ms. (steps per millisecond=25 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 3149 resets, run finished after 4463 ms. (steps per millisecond=224 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3282 resets, run finished after 4589 ms. (steps per millisecond=217 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3352 resets, run finished after 4628 ms. (steps per millisecond=216 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3282 resets, run finished after 4497 ms. (steps per millisecond=222 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3253 resets, run finished after 4554 ms. (steps per millisecond=219 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 1000000 steps, including 3270 resets, run finished after 4516 ms. (steps per millisecond=221 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3258 resets, run finished after 4590 ms. (steps per millisecond=217 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3283 resets, run finished after 4532 ms. (steps per millisecond=220 ) properties (out of 9) seen :1
Incomplete Best-First random walk after 1000001 steps, including 3298 resets, run finished after 4463 ms. (steps per millisecond=224 ) properties (out of 8) seen :0
Running SMT prover for 8 properties.
// Phase 1: matrix 97 rows 107 cols
[2023-03-16 21:20:06] [INFO ] Computed 24 place invariants in 1 ms
[2023-03-16 21:20:06] [INFO ] [Real]Absence check using 24 positive place invariants in 4 ms returned sat
[2023-03-16 21:20:06] [INFO ] After 156ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2023-03-16 21:20:06] [INFO ] [Nat]Absence check using 24 positive place invariants in 8 ms returned sat
[2023-03-16 21:20:06] [INFO ] After 157ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :8
[2023-03-16 21:20:06] [INFO ] State equation strengthened by 36 read => feed constraints.
[2023-03-16 21:20:06] [INFO ] After 113ms SMT Verify possible using 36 Read/Feed constraints in natural domain returned unsat :0 sat :8
[2023-03-16 21:20:06] [INFO ] After 262ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :8
Attempting to minimize the solution found.
Minimization took 106 ms.
[2023-03-16 21:20:06] [INFO ] After 647ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :8
Parikh walk visited 0 properties in 2570 ms.
Support contains 16 out of 107 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 97/97 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 107 transition count 95
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 105 transition count 95
Applied a total of 4 rules in 5 ms. Remains 105 /107 variables (removed 2) and now considering 95/97 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 105/107 places, 95/97 transitions.
Interrupted random walk after 775405 steps, including 23437 resets, run timeout after 30001 ms. (steps per millisecond=25 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 3435 resets, run finished after 4998 ms. (steps per millisecond=200 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3485 resets, run finished after 4564 ms. (steps per millisecond=219 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3525 resets, run finished after 4589 ms. (steps per millisecond=217 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3497 resets, run finished after 4765 ms. (steps per millisecond=209 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3438 resets, run finished after 4793 ms. (steps per millisecond=208 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3465 resets, run finished after 4778 ms. (steps per millisecond=209 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3526 resets, run finished after 3933 ms. (steps per millisecond=254 ) properties (out of 8) seen :1
Incomplete Best-First random walk after 1000001 steps, including 3453 resets, run finished after 3720 ms. (steps per millisecond=268 ) properties (out of 7) seen :0
Running SMT prover for 7 properties.
// Phase 1: matrix 95 rows 105 cols
[2023-03-16 21:21:15] [INFO ] Computed 24 place invariants in 2 ms
[2023-03-16 21:21:15] [INFO ] [Real]Absence check using 24 positive place invariants in 4 ms returned sat
[2023-03-16 21:21:15] [INFO ] After 150ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-16 21:21:15] [INFO ] [Nat]Absence check using 24 positive place invariants in 10 ms returned sat
[2023-03-16 21:21:16] [INFO ] After 116ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2023-03-16 21:21:16] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-16 21:21:16] [INFO ] After 78ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :7
[2023-03-16 21:21:16] [INFO ] After 190ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :7
Attempting to minimize the solution found.
Minimization took 90 ms.
[2023-03-16 21:21:16] [INFO ] After 489ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :7
Parikh walk visited 0 properties in 1266 ms.
Support contains 14 out of 105 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 105/105 places, 95/95 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 105 transition count 93
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 103 transition count 93
Applied a total of 4 rules in 6 ms. Remains 103 /105 variables (removed 2) and now considering 93/95 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 103/105 places, 93/95 transitions.
Interrupted random walk after 978980 steps, including 29698 resets, run timeout after 30001 ms. (steps per millisecond=32 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 3875 resets, run finished after 4253 ms. (steps per millisecond=235 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3688 resets, run finished after 4012 ms. (steps per millisecond=249 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3689 resets, run finished after 3985 ms. (steps per millisecond=250 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3719 resets, run finished after 3975 ms. (steps per millisecond=251 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3698 resets, run finished after 4040 ms. (steps per millisecond=247 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3702 resets, run finished after 3985 ms. (steps per millisecond=250 ) properties (out of 7) seen :1
Incomplete Best-First random walk after 1000001 steps, including 3653 resets, run finished after 3918 ms. (steps per millisecond=255 ) properties (out of 6) seen :0
Running SMT prover for 6 properties.
// Phase 1: matrix 93 rows 103 cols
[2023-03-16 21:22:15] [INFO ] Computed 24 place invariants in 0 ms
[2023-03-16 21:22:15] [INFO ] [Real]Absence check using 24 positive place invariants in 3 ms returned sat
[2023-03-16 21:22:15] [INFO ] After 122ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-16 21:22:15] [INFO ] [Nat]Absence check using 24 positive place invariants in 4 ms returned sat
[2023-03-16 21:22:16] [INFO ] After 111ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-16 21:22:16] [INFO ] State equation strengthened by 40 read => feed constraints.
[2023-03-16 21:22:16] [INFO ] After 75ms SMT Verify possible using 40 Read/Feed constraints in natural domain returned unsat :0 sat :6
[2023-03-16 21:22:16] [INFO ] After 170ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :6
Attempting to minimize the solution found.
Minimization took 71 ms.
[2023-03-16 21:22:16] [INFO ] After 427ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :6
Parikh walk visited 0 properties in 1421 ms.
Support contains 12 out of 103 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 103/103 places, 93/93 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 103 transition count 91
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 101 transition count 91
Applied a total of 4 rules in 4 ms. Remains 101 /103 variables (removed 2) and now considering 91/93 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 101/103 places, 91/93 transitions.
Interrupted random walk after 982186 steps, including 29640 resets, run timeout after 30001 ms. (steps per millisecond=32 ) properties seen 0
Incomplete Best-First random walk after 1000000 steps, including 4256 resets, run finished after 4556 ms. (steps per millisecond=219 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3910 resets, run finished after 4185 ms. (steps per millisecond=238 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3892 resets, run finished after 4159 ms. (steps per millisecond=240 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 1000000 steps, including 3995 resets, run finished after 4198 ms. (steps per millisecond=238 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3945 resets, run finished after 3713 ms. (steps per millisecond=269 ) properties (out of 6) seen :1
Incomplete Best-First random walk after 1000001 steps, including 3944 resets, run finished after 3634 ms. (steps per millisecond=275 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
// Phase 1: matrix 91 rows 101 cols
[2023-03-16 21:23:12] [INFO ] Computed 24 place invariants in 1 ms
[2023-03-16 21:23:12] [INFO ] [Real]Absence check using 24 positive place invariants in 3 ms returned sat
[2023-03-16 21:23:12] [INFO ] After 99ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-16 21:23:12] [INFO ] [Nat]Absence check using 24 positive place invariants in 8 ms returned sat
[2023-03-16 21:23:12] [INFO ] After 83ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-16 21:23:12] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-16 21:23:12] [INFO ] After 52ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-16 21:23:12] [INFO ] After 142ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 68 ms.
[2023-03-16 21:23:12] [INFO ] After 376ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 1031 ms.
Support contains 10 out of 101 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 101/101 places, 91/91 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 101 transition count 89
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 99 transition count 89
Applied a total of 4 rules in 5 ms. Remains 99 /101 variables (removed 2) and now considering 89/91 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 99/101 places, 89/91 transitions.
Incomplete random walk after 1000000 steps, including 30095 resets, run finished after 26642 ms. (steps per millisecond=37 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000000 steps, including 4748 resets, run finished after 4423 ms. (steps per millisecond=226 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 4090 resets, run finished after 3886 ms. (steps per millisecond=257 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 4097 resets, run finished after 3903 ms. (steps per millisecond=256 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 4168 resets, run finished after 3884 ms. (steps per millisecond=257 ) properties (out of 5) seen :1
Incomplete Best-First random walk after 1000001 steps, including 4053 resets, run finished after 3842 ms. (steps per millisecond=260 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
// Phase 1: matrix 89 rows 99 cols
[2023-03-16 21:24:00] [INFO ] Computed 24 place invariants in 0 ms
[2023-03-16 21:24:00] [INFO ] [Real]Absence check using 24 positive place invariants in 4 ms returned sat
[2023-03-16 21:24:00] [INFO ] After 87ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 21:24:00] [INFO ] [Nat]Absence check using 24 positive place invariants in 6 ms returned sat
[2023-03-16 21:24:00] [INFO ] After 83ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-16 21:24:00] [INFO ] State equation strengthened by 44 read => feed constraints.
[2023-03-16 21:24:00] [INFO ] After 50ms SMT Verify possible using 44 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-16 21:24:00] [INFO ] After 113ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 45 ms.
[2023-03-16 21:24:00] [INFO ] After 309ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Parikh walk visited 0 properties in 805 ms.
Support contains 8 out of 99 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 89/89 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 99 transition count 87
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 97 transition count 87
Applied a total of 4 rules in 5 ms. Remains 97 /99 variables (removed 2) and now considering 87/89 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 97/99 places, 87/89 transitions.
Incomplete random walk after 1000000 steps, including 29812 resets, run finished after 26360 ms. (steps per millisecond=37 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000000 steps, including 5201 resets, run finished after 4973 ms. (steps per millisecond=201 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 4276 resets, run finished after 4054 ms. (steps per millisecond=246 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 4249 resets, run finished after 2875 ms. (steps per millisecond=347 ) properties (out of 4) seen :1
Incomplete Best-First random walk after 1000001 steps, including 4275 resets, run finished after 2977 ms. (steps per millisecond=335 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
// Phase 1: matrix 87 rows 97 cols
[2023-03-16 21:24:42] [INFO ] Computed 24 place invariants in 1 ms
[2023-03-16 21:24:42] [INFO ] [Real]Absence check using 24 positive place invariants in 5 ms returned sat
[2023-03-16 21:24:42] [INFO ] After 118ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 21:24:42] [INFO ] [Nat]Absence check using 24 positive place invariants in 6 ms returned sat
[2023-03-16 21:24:42] [INFO ] After 72ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 21:24:42] [INFO ] State equation strengthened by 46 read => feed constraints.
[2023-03-16 21:24:43] [INFO ] After 51ms SMT Verify possible using 46 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-16 21:24:43] [INFO ] After 104ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 44 ms.
[2023-03-16 21:24:43] [INFO ] After 279ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 315 ms.
Support contains 6 out of 97 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 97/97 places, 87/87 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 97 transition count 85
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 95 transition count 85
Applied a total of 4 rules in 5 ms. Remains 95 /97 variables (removed 2) and now considering 85/87 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 95/97 places, 85/87 transitions.
Incomplete random walk after 1000000 steps, including 28937 resets, run finished after 18664 ms. (steps per millisecond=53 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 5905 resets, run finished after 3841 ms. (steps per millisecond=260 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 4379 resets, run finished after 2008 ms. (steps per millisecond=498 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 1000000 steps, including 4437 resets, run finished after 2025 ms. (steps per millisecond=493 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
// Phase 1: matrix 85 rows 95 cols
[2023-03-16 21:25:09] [INFO ] Computed 24 place invariants in 2 ms
[2023-03-16 21:25:09] [INFO ] [Real]Absence check using 24 positive place invariants in 3 ms returned sat
[2023-03-16 21:25:10] [INFO ] After 105ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 21:25:10] [INFO ] [Nat]Absence check using 24 positive place invariants in 7 ms returned sat
[2023-03-16 21:25:10] [INFO ] After 74ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 21:25:10] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-16 21:25:10] [INFO ] After 38ms SMT Verify possible using 48 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 21:25:10] [INFO ] After 72ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 24 ms.
[2023-03-16 21:25:10] [INFO ] After 233ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 159 ms.
Support contains 4 out of 95 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 95/95 places, 85/85 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 95 transition count 83
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 93 transition count 83
Applied a total of 4 rules in 4 ms. Remains 93 /95 variables (removed 2) and now considering 83/85 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 93/95 places, 83/85 transitions.
Incomplete random walk after 1000000 steps, including 27221 resets, run finished after 11306 ms. (steps per millisecond=88 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000001 steps, including 6582 resets, run finished after 3091 ms. (steps per millisecond=323 ) properties (out of 2) seen :0
Finished Best-First random walk after 1930 steps, including 4 resets, run visited all 2 properties in 5 ms. (steps per millisecond=386 )
Able to resolve query QuasiLiveness after proving 149 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 1623935 ms.
ITS solved all properties within timeout

BK_STOP 1679001925098

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

+ 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//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -timeout 180 -rebuildPNML

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="AutoFlight-PT-12b"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="marciexred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 2-5348"
echo " Executing tool marciexred"
echo " Input is AutoFlight-PT-12b, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r024-oct2-167813611100297"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutoFlight-PT-12b.tgz
mv AutoFlight-PT-12b execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;