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.r280-smll-167863550400267.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool marciexred
Input is Parking-PT-416, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r280-smll-167863550400267
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 504K
-rw-r--r-- 1 mcc users 6.2K Feb 26 15:09 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K Feb 26 15:09 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Feb 26 14:59 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K Feb 26 14:59 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 16:30 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:30 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 16:30 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:30 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 26 15:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 126K Feb 26 15:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Feb 26 15:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 35K Feb 26 15:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:30 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:30 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 107K Mar 5 18:23 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 1678917099263

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=Parking-PT-416
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-15 21:51:42] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-15 21:51:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-15 21:51:43] [INFO ] Load time of PNML (sax parser for PT used): 156 ms
[2023-03-15 21:51:43] [INFO ] Transformed 305 places.
[2023-03-15 21:51:43] [INFO ] Transformed 433 transitions.
[2023-03-15 21:51:43] [INFO ] Found NUPN structural information;
[2023-03-15 21:51:43] [INFO ] Parsed PT model containing 305 places and 433 transitions and 1289 arcs in 369 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 305/305 places, 433/433 transitions.
Ensure Unique test removed 176 transitions
Reduce isomorphic transitions removed 176 transitions.
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 184 rules applied. Total rules applied 184 place count 305 transition count 249
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 192 place count 297 transition count 249
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 8 Pre rules applied. Total rules applied 192 place count 297 transition count 241
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 208 place count 289 transition count 241
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Deduced a syphon composed of 16 places in 1 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 240 place count 273 transition count 225
Applied a total of 240 rules in 82 ms. Remains 273 /305 variables (removed 32) and now considering 225/433 (removed 208) transitions.
// Phase 1: matrix 225 rows 273 cols
[2023-03-15 21:51:43] [INFO ] Computed 76 place invariants in 31 ms
[2023-03-15 21:51:44] [INFO ] Implicit Places using invariants in 982 ms returned [47, 54, 60, 66, 82, 84, 109, 116, 122, 128, 144, 146, 171, 178, 184, 190, 206, 208, 233, 240, 246, 252, 268, 270]
Discarding 24 places :
Implicit Place search using SMT only with invariants took 1049 ms to find 24 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 249/305 places, 225/433 transitions.
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 1 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 0 with 40 rules applied. Total rules applied 40 place count 229 transition count 205
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -19
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 42 place count 228 transition count 224
Applied a total of 42 rules in 30 ms. Remains 228 /249 variables (removed 21) and now considering 224/225 (removed 1) transitions.
// Phase 1: matrix 224 rows 228 cols
[2023-03-15 21:51:44] [INFO ] Computed 52 place invariants in 8 ms
[2023-03-15 21:51:44] [INFO ] Implicit Places using invariants in 461 ms returned []
[2023-03-15 21:51:44] [INFO ] Invariant cache hit.
[2023-03-15 21:51:45] [INFO ] State equation strengthened by 104 read => feed constraints.
[2023-03-15 21:51:45] [INFO ] Implicit Places using invariants and state equation in 838 ms returned []
Implicit Place search using SMT with State Equation took 1303 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 228/305 places, 224/433 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 2466 ms. Remains : 228/305 places, 224/433 transitions.
Discarding 92 transitions out of 224. Remains 132
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 132 resets, run finished after 1096 ms. (steps per millisecond=9 ) properties (out of 131) seen :88
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 43) 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 43) 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 43) 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 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 43) 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 43) 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 43) 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 43) 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 43) 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 43) 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 43) 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 43) 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 43) 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 43) 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 43) 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 43) 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 43) 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 43) 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 43) 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 43) 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 43) 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 43) 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 43) 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 43) 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 43) 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 43) 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 43) 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 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 43) 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 43) 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 43) 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 43) 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 43) 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 43) 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 43) 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 43) 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 43) 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 43) 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 43) 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 43) 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 43) seen :0
Running SMT prover for 43 properties.
[2023-03-15 21:51:46] [INFO ] Invariant cache hit.
[2023-03-15 21:51:47] [INFO ] [Real]Absence check using 52 positive place invariants in 23 ms returned sat
[2023-03-15 21:51:49] [INFO ] After 2551ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:43
[2023-03-15 21:51:50] [INFO ] [Nat]Absence check using 52 positive place invariants in 28 ms returned sat
[2023-03-15 21:51:51] [INFO ] After 1272ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :43
[2023-03-15 21:51:51] [INFO ] State equation strengthened by 104 read => feed constraints.
[2023-03-15 21:51:53] [INFO ] After 1390ms SMT Verify possible using 104 Read/Feed constraints in natural domain returned unsat :0 sat :43
[2023-03-15 21:51:55] [INFO ] After 3435ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :43
Attempting to minimize the solution found.
Minimization took 1382 ms.
[2023-03-15 21:51:56] [INFO ] After 7054ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :43
Parikh walk visited 12 properties in 3702 ms.
Support contains 61 out of 228 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 228/228 places, 224/224 transitions.
Free-agglomeration rule applied 33 times.
Iterating global reduction 0 with 33 rules applied. Total rules applied 33 place count 228 transition count 191
Reduce places removed 33 places and 0 transitions.
Iterating post reduction 0 with 33 rules applied. Total rules applied 66 place count 195 transition count 191
Applied a total of 66 rules in 80 ms. Remains 195 /228 variables (removed 33) and now considering 191/224 (removed 33) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 81 ms. Remains : 195/228 places, 191/224 transitions.
Interrupted random walk after 848285 steps, including 10079 resets, run timeout after 30001 ms. (steps per millisecond=28 ) properties seen 10
Incomplete Best-First random walk after 100001 steps, including 92 resets, run finished after 384 ms. (steps per millisecond=260 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100000 steps, including 89 resets, run finished after 405 ms. (steps per millisecond=246 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 89 resets, run finished after 392 ms. (steps per millisecond=255 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 87 resets, run finished after 385 ms. (steps per millisecond=259 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 91 resets, run finished after 387 ms. (steps per millisecond=258 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 90 resets, run finished after 379 ms. (steps per millisecond=263 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 87 resets, run finished after 375 ms. (steps per millisecond=266 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 90 resets, run finished after 406 ms. (steps per millisecond=246 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 88 resets, run finished after 375 ms. (steps per millisecond=266 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 92 resets, run finished after 374 ms. (steps per millisecond=267 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 93 resets, run finished after 387 ms. (steps per millisecond=258 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 91 resets, run finished after 377 ms. (steps per millisecond=265 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 90 resets, run finished after 395 ms. (steps per millisecond=253 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 88 resets, run finished after 537 ms. (steps per millisecond=186 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 90 resets, run finished after 494 ms. (steps per millisecond=202 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 92 resets, run finished after 398 ms. (steps per millisecond=251 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 89 resets, run finished after 380 ms. (steps per millisecond=263 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100000 steps, including 88 resets, run finished after 376 ms. (steps per millisecond=265 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100000 steps, including 89 resets, run finished after 380 ms. (steps per millisecond=263 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 88 resets, run finished after 384 ms. (steps per millisecond=260 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100000 steps, including 88 resets, run finished after 377 ms. (steps per millisecond=265 ) properties (out of 21) seen :0
Running SMT prover for 21 properties.
// Phase 1: matrix 191 rows 195 cols
[2023-03-15 21:52:38] [INFO ] Computed 52 place invariants in 4 ms
[2023-03-15 21:52:38] [INFO ] [Real]Absence check using 52 positive place invariants in 16 ms returned sat
[2023-03-15 21:52:39] [INFO ] After 997ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:21
[2023-03-15 21:52:40] [INFO ] [Nat]Absence check using 52 positive place invariants in 23 ms returned sat
[2023-03-15 21:52:40] [INFO ] After 551ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :21
[2023-03-15 21:52:40] [INFO ] State equation strengthened by 126 read => feed constraints.
[2023-03-15 21:52:41] [INFO ] After 545ms SMT Verify possible using 126 Read/Feed constraints in natural domain returned unsat :0 sat :21
[2023-03-15 21:52:41] [INFO ] After 1241ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :21
Attempting to minimize the solution found.
Minimization took 496 ms.
[2023-03-15 21:52:42] [INFO ] After 2709ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :21
Parikh walk visited 3 properties in 1030 ms.
Support contains 36 out of 195 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 195/195 places, 191/191 transitions.
Free-agglomeration rule applied 12 times.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 195 transition count 179
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 24 place count 183 transition count 179
Applied a total of 24 rules in 28 ms. Remains 183 /195 variables (removed 12) and now considering 179/191 (removed 12) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28 ms. Remains : 183/195 places, 179/191 transitions.
Incomplete random walk after 1000000 steps, including 7217 resets, run finished after 29041 ms. (steps per millisecond=34 ) properties (out of 18) seen :5
Incomplete Best-First random walk after 1000001 steps, including 866 resets, run finished after 4443 ms. (steps per millisecond=225 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 867 resets, run finished after 4421 ms. (steps per millisecond=226 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 869 resets, run finished after 4416 ms. (steps per millisecond=226 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000000 steps, including 857 resets, run finished after 4310 ms. (steps per millisecond=232 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 873 resets, run finished after 3844 ms. (steps per millisecond=260 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 888 resets, run finished after 4263 ms. (steps per millisecond=234 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 871 resets, run finished after 4421 ms. (steps per millisecond=226 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1000001 steps, including 874 resets, run finished after 4075 ms. (steps per millisecond=245 ) properties (out of 13) seen :3
Incomplete Best-First random walk after 1000001 steps, including 893 resets, run finished after 4216 ms. (steps per millisecond=237 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 1000001 steps, including 860 resets, run finished after 4013 ms. (steps per millisecond=249 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 1000001 steps, including 879 resets, run finished after 4181 ms. (steps per millisecond=239 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 1000001 steps, including 856 resets, run finished after 4241 ms. (steps per millisecond=235 ) properties (out of 10) seen :0
Running SMT prover for 10 properties.
// Phase 1: matrix 179 rows 183 cols
[2023-03-15 21:54:03] [INFO ] Computed 52 place invariants in 2 ms
[2023-03-15 21:54:03] [INFO ] [Real]Absence check using 52 positive place invariants in 15 ms returned sat
[2023-03-15 21:54:03] [INFO ] After 395ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:10
[2023-03-15 21:54:03] [INFO ] [Nat]Absence check using 52 positive place invariants in 13 ms returned sat
[2023-03-15 21:54:04] [INFO ] After 199ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :10
[2023-03-15 21:54:04] [INFO ] State equation strengthened by 138 read => feed constraints.
[2023-03-15 21:54:04] [INFO ] After 156ms SMT Verify possible using 138 Read/Feed constraints in natural domain returned unsat :0 sat :10
[2023-03-15 21:54:04] [INFO ] After 352ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :10
Attempting to minimize the solution found.
Minimization took 144 ms.
[2023-03-15 21:54:04] [INFO ] After 848ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :10
Parikh walk visited 6 properties in 2904 ms.
Support contains 8 out of 183 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 179/179 transitions.
Free-agglomeration rule applied 14 times.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 183 transition count 165
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 28 place count 169 transition count 165
Applied a total of 28 rules in 30 ms. Remains 169 /183 variables (removed 14) and now considering 165/179 (removed 14) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 169/183 places, 165/179 transitions.
Finished random walk after 504 steps, including 0 resets, run visited all 4 properties in 7 ms. (steps per millisecond=72 )
Able to resolve query QuasiLiveness after proving 132 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 144873 ms.
ITS solved all properties within timeout

BK_STOP 1678917248556

--------------------
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="Parking-PT-416"
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 Parking-PT-416, 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 r280-smll-167863550400267"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Parking-PT-416.tgz
mv Parking-PT-416 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 ;