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.r275-smll-167863547500267.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)
.......................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool itstools
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 r275-smll-167863547500267
=====================================================================

--------------------
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 1678867169483

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=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Parking-PT-416
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202303021504
[2023-03-15 07:59:32] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2023-03-15 07:59:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-15 07:59:33] [INFO ] Load time of PNML (sax parser for PT used): 153 ms
[2023-03-15 07:59:33] [INFO ] Transformed 305 places.
[2023-03-15 07:59:33] [INFO ] Transformed 433 transitions.
[2023-03-15 07:59:33] [INFO ] Found NUPN structural information;
[2023-03-15 07:59:33] [INFO ] Parsed PT model containing 305 places and 433 transitions and 1289 arcs in 363 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 2 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 2 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 76 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 07:59:33] [INFO ] Computed 76 place invariants in 31 ms
[2023-03-15 07:59:34] [INFO ] Implicit Places using invariants in 811 ms returned []
[2023-03-15 07:59:34] [INFO ] Invariant cache hit.
[2023-03-15 07:59:34] [INFO ] State equation strengthened by 84 read => feed constraints.
[2023-03-15 07:59:35] [INFO ] Implicit Places using invariants and state equation in 1289 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 with State Equation took 2163 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 0 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 17 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 07:59:35] [INFO ] Computed 52 place invariants in 3 ms
[2023-03-15 07:59:35] [INFO ] Implicit Places using invariants in 292 ms returned []
[2023-03-15 07:59:35] [INFO ] Invariant cache hit.
[2023-03-15 07:59:36] [INFO ] State equation strengthened by 104 read => feed constraints.
[2023-03-15 07:59:36] [INFO ] Implicit Places using invariants and state equation in 475 ms returned []
Implicit Place search using SMT with State Equation took 773 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 3031 ms. Remains : 228/305 places, 224/433 transitions.
Discarding 92 transitions out of 224. Remains 132
Initial state reduction rules removed 1 formulas.
[2023-03-15 07:59:37] [INFO ] Flatten gal took : 151 ms
[2023-03-15 07:59:37] [INFO ] Flatten gal took : 84 ms
[2023-03-15 07:59:37] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12729371376439329727.gal : 108 ms
[2023-03-15 07:59:37] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11767291159884758449.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12729371376439329727.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11767291159884758449.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality11767291159884758449.prop.
Reachability property qltransition_136 is true.
Reachability property qltransition_117 is true.
Reachability property qltransition_98 is true.
SDD proceeding with computation,128 properties remain. new max is 2
SDD size :6 after 25
Incomplete random walk after 10000 steps, including 132 resets, run finished after 1024 ms. (steps per millisecond=9 ) properties (out of 131) seen :92
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 39) 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 39) 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 39) 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 39) seen :0
SDD proceeding with computation,128 properties remain. new max is 4
SDD size :25 after 81
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 39) 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 39) 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 39) 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 39) 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 39) 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 39) seen :0
SDD proceeding with computation,128 properties remain. new max is 8
SDD size :81 after 2065
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 39) 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 39) 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 39) seen :0
Reachability property qltransition_144 is true.
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 39) 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 39) seen :0
SDD proceeding with computation,127 properties remain. new max is 8
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 39) seen :0
SDD size :2065 after 1.04859e+06
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 39) 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 39) 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 39) 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 39) seen :0
SDD proceeding with computation,127 properties remain. new max is 16
SDD size :1.04859e+06 after 2.09717e+06
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 39) 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 39) seen :0
Reachability property qltransition_146 is true.
Reachability property qltransition_142 is true.
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 39) 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 39) 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 39) 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 39) 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 39) 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 39) 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 39) seen :0
SDD proceeding with computation,125 properties remain. new max is 16
SDD size :2.09717e+06 after 3.40787e+06
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 39) 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 39) 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 39) seen :0
SDD proceeding with computation,125 properties remain. new max is 32
SDD size :3.40787e+06 after 4.98074e+06
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 39) seen :0
Reachability property qltransition_154 is true.
Reachability property qltransition_141 is true.
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 39) 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 39) 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 39) seen :0
Reachability property qltransition_59 is true.
Reachability property qltransition_58 is true.
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 39) 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 39) seen :0
SDD proceeding with computation,121 properties remain. new max is 32
SDD size :4.98074e+06 after 9.43718e+06
Reachability property qltransition_153 is true.
Reachability property qltransition_152 is true.
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 39) seen :0
SDD proceeding with computation,119 properties remain. new max is 32
Running SMT prover for 39 properties.
SDD size :9.43718e+06 after 1.15343e+07
Reachability property qltransition_151 is true.
[2023-03-15 07:59:37] [INFO ] Invariant cache hit.
Reachability property qltransition_73 is true.
SDD proceeding with computation,117 properties remain. new max is 32
SDD size :1.15343e+07 after 1.36315e+07
Reachability property qltransition_72 is true.
[2023-03-15 07:59:38] [INFO ] [Real]Absence check using 52 positive place invariants in 12 ms returned sat
Reachability property qltransition_71 is true.
SDD proceeding with computation,115 properties remain. new max is 32
SDD size :1.36315e+07 after 1.57286e+07
Reachability property qltransition_150 is true.
Reachability property qltransition_149 is true.
SDD proceeding with computation,113 properties remain. new max is 32
SDD size :1.57286e+07 after 1.73015e+07
Reachability property qltransition_148 is true.
Reachability property qltransition_147 is true.
[2023-03-15 07:59:39] [INFO ] After 1476ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:39
[2023-03-15 07:59:39] [INFO ] [Nat]Absence check using 52 positive place invariants in 12 ms returned sat
[2023-03-15 07:59:40] [INFO ] After 788ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :39
[2023-03-15 07:59:40] [INFO ] State equation strengthened by 104 read => feed constraints.
Reachability property qltransition_70 is true.
SDD proceeding with computation,110 properties remain. new max is 32
SDD size :1.73015e+07 after 2.09715e+07
[2023-03-15 07:59:41] [INFO ] After 801ms SMT Verify possible using 104 Read/Feed constraints in natural domain returned unsat :0 sat :39
[2023-03-15 07:59:42] [INFO ] After 2025ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :39
Attempting to minimize the solution found.
Minimization took 876 ms.
[2023-03-15 07:59:43] [INFO ] After 4258ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :39
Parikh walk visited 12 properties in 4706 ms.
Support contains 46 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 40 times.
Iterating global reduction 0 with 40 rules applied. Total rules applied 40 place count 228 transition count 184
Reduce places removed 40 places and 0 transitions.
Iterating post reduction 0 with 40 rules applied. Total rules applied 80 place count 188 transition count 184
Applied a total of 80 rules in 56 ms. Remains 188 /228 variables (removed 40) and now considering 184/224 (removed 40) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58 ms. Remains : 188/228 places, 184/224 transitions.
Reachability property qltransition_219 is true.
Reachability property qltransition_69 is true.
SDD proceeding with computation,108 properties remain. new max is 32
SDD size :2.09715e+07 after 2.30687e+07
Reachability property qltransition_214 is true.
Reachability property qltransition_209 is true.
Reachability property qltransition_204 is true.
Reachability property qltransition_199 is true.
Reachability property qltransition_160 is true.
Reachability property qltransition_159 is true.
Reachability property qltransition_157 is true.
Reachability property qltransition_155 is true.
Reachability property qltransition_145 is true.
Reachability property qltransition_143 is true.
Reachability property qltransition_135 is true.
Reachability property qltransition_127 is true.
Reachability property qltransition_125 is true.
Reachability property qltransition_123 is true.
Reachability property qltransition_122 is true.
Reachability property qltransition_57 is true.
Reachability property qltransition_56 is true.
SDD proceeding with computation,91 properties remain. new max is 32
SDD size :2.30687e+07 after 1.11669e+11
Reachability property qltransition_55 is true.
Reachability property qltransition_54 is true.
SDD proceeding with computation,89 properties remain. new max is 32
SDD size :1.11669e+11 after 1.71799e+11
Reachability property qltransition_134 is true.
Reachability property qltransition_133 is true.
SDD proceeding with computation,87 properties remain. new max is 32
SDD size :1.71799e+11 after 2.06158e+11
Reachability property qltransition_132 is true.
Interrupted random walk after 950300 steps, including 12262 resets, run timeout after 30001 ms. (steps per millisecond=31 ) properties seen 11
Incomplete Best-First random walk after 1000001 steps, including 1149 resets, run finished after 4201 ms. (steps per millisecond=238 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 1128 resets, run finished after 3724 ms. (steps per millisecond=268 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 1136 resets, run finished after 3743 ms. (steps per millisecond=267 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 1138 resets, run finished after 3704 ms. (steps per millisecond=269 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 1145 resets, run finished after 4060 ms. (steps per millisecond=246 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 1152 resets, run finished after 3725 ms. (steps per millisecond=268 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1000001 steps, including 1088 resets, run finished after 3838 ms. (steps per millisecond=260 ) properties (out of 12) seen :1
Incomplete Best-First random walk after 1000001 steps, including 1143 resets, run finished after 3804 ms. (steps per millisecond=262 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 1105 resets, run finished after 4028 ms. (steps per millisecond=248 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 1149 resets, run finished after 3812 ms. (steps per millisecond=262 ) properties (out of 11) seen :1
Incomplete Best-First random walk after 1000001 steps, including 1143 resets, run finished after 3447 ms. (steps per millisecond=290 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 1000001 steps, including 1145 resets, run finished after 3641 ms. (steps per millisecond=274 ) properties (out of 10) seen :0
Running SMT prover for 10 properties.
// Phase 1: matrix 184 rows 188 cols
[2023-03-15 08:01:03] [INFO ] Computed 52 place invariants in 14 ms
[2023-03-15 08:01:04] [INFO ] [Real]Absence check using 52 positive place invariants in 15 ms returned sat
[2023-03-15 08:01:04] [INFO ] After 417ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:10
[2023-03-15 08:01:04] [INFO ] [Nat]Absence check using 52 positive place invariants in 11 ms returned sat
[2023-03-15 08:01:04] [INFO ] After 182ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :10
[2023-03-15 08:01:04] [INFO ] State equation strengthened by 133 read => feed constraints.
[2023-03-15 08:01:04] [INFO ] After 147ms SMT Verify possible using 133 Read/Feed constraints in natural domain returned unsat :0 sat :10
[2023-03-15 08:01:05] [INFO ] After 367ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :10
Attempting to minimize the solution found.
Minimization took 151 ms.
[2023-03-15 08:01:05] [INFO ] After 864ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :10
Parikh walk visited 0 properties in 2823 ms.
Support contains 20 out of 188 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 188/188 places, 184/184 transitions.
Free-agglomeration rule applied 13 times.
Iterating global reduction 0 with 13 rules applied. Total rules applied 13 place count 188 transition count 171
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 0 with 13 rules applied. Total rules applied 26 place count 175 transition count 171
Applied a total of 26 rules in 32 ms. Remains 175 /188 variables (removed 13) and now considering 171/184 (removed 13) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 32 ms. Remains : 175/188 places, 171/184 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 25678 ms. (steps per millisecond=38 ) properties (out of 10) seen :2
Interrupted Best-First random walk after 630354 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=126 ) properties seen 0
Interrupted Best-First random walk after 677132 steps, including 2 resets, run timeout after 5001 ms. (steps per millisecond=135 ) properties seen 1
Interrupted Best-First random walk after 703360 steps, including 2 resets, run timeout after 5001 ms. (steps per millisecond=140 ) properties seen 0
Interrupted Best-First random walk after 768735 steps, including 2 resets, run timeout after 5001 ms. (steps per millisecond=153 ) properties seen 2
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 4779 ms. (steps per millisecond=209 ) properties (out of 5) seen :1
Reachability property qltransition_78 is true.
SDD proceeding with computation,85 properties remain. new max is 32
SDD size :2.06158e+11 after 2.40518e+11
Interrupted Best-First random walk after 786943 steps, including 2 resets, run timeout after 5001 ms. (steps per millisecond=157 ) properties seen 0
Running SMT prover for 4 properties.
// Phase 1: matrix 171 rows 175 cols
[2023-03-15 08:02:03] [INFO ] Computed 52 place invariants in 2 ms
[2023-03-15 08:02:03] [INFO ] [Real]Absence check using 52 positive place invariants in 17 ms returned sat
[2023-03-15 08:02:03] [INFO ] After 269ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-15 08:02:03] [INFO ] [Nat]Absence check using 52 positive place invariants in 11 ms returned sat
[2023-03-15 08:02:04] [INFO ] After 111ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-15 08:02:04] [INFO ] State equation strengthened by 146 read => feed constraints.
[2023-03-15 08:02:04] [INFO ] After 78ms SMT Verify possible using 146 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-15 08:02:04] [INFO ] After 153ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 59 ms.
[2023-03-15 08:02:04] [INFO ] After 425ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Parikh walk visited 1 properties in 438 ms.
Support contains 6 out of 175 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 175/175 places, 171/171 transitions.
Free-agglomeration rule applied 7 times.
Iterating global reduction 0 with 7 rules applied. Total rules applied 7 place count 175 transition count 164
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 0 with 7 rules applied. Total rules applied 14 place count 168 transition count 164
Applied a total of 14 rules in 31 ms. Remains 168 /175 variables (removed 7) and now considering 164/171 (removed 7) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 168/175 places, 164/171 transitions.
Finished random walk after 311 steps, including 0 resets, run visited all 3 properties in 4 ms. (steps per millisecond=77 )
ITS runner failed with exception null
java.lang.InterruptedException
at java.base/java.lang.Object.wait(Native Method)
at java.base/java.lang.Thread.join(Thread.java:1304)
at java.base/java.lang.Thread.join(Thread.java:1372)
at fr.lip6.move.gal.application.runner.AbstractRunner.join(AbstractRunner.java:27)
at fr.lip6.move.gal.application.runner.its.ITSRunner.join(ITSRunner.java:177)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.verifyWithSDD(GlobalPropertySolver.java:675)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.lambda$2(ReachabilitySolver.java:63)
at java.base/java.lang.Thread.run(Thread.java:833)
Able to resolve query QuasiLiveness after proving 132 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 151844 ms.

BK_STOP 1678867326122

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="itstools"
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 itstools"
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 r275-smll-167863547500267"
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 ;