Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r440-tajo-167905986600247.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
......................
=====================================================================
Generated by BenchKit 2-5348
Executing tool marciexred
Input is SieveSingleMsgMbox-PT-d0m96, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r440-tajo-167905986600247
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 440K
-rw-r--r-- 1 mcc users 5.4K Feb 26 10:25 CTLCardinality.txt
-rw-r--r-- 1 mcc users 52K Feb 26 10:25 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Feb 26 10:24 CTLFireability.txt
-rw-r--r-- 1 mcc users 64K Feb 26 10:24 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 17:05 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 17:05 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 17:05 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 17:05 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.6K Feb 26 10:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 85K Feb 26 10:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Feb 26 10:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 62K Feb 26 10:25 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 17:05 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 17:05 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 57K 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 1679555170145

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=SieveSingleMsgMbox-PT-d0m96
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-23 07:06:11] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-23 07:06:11] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-23 07:06:11] [INFO ] Load time of PNML (sax parser for PT used): 44 ms
[2023-03-23 07:06:11] [INFO ] Transformed 262 places.
[2023-03-23 07:06:11] [INFO ] Transformed 73 transitions.
[2023-03-23 07:06:11] [INFO ] Parsed PT model containing 262 places and 73 transitions and 292 arcs in 103 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 262/262 places, 73/73 transitions.
Reduce places removed 192 places and 0 transitions.
Iterating post reduction 0 with 192 rules applied. Total rules applied 192 place count 70 transition count 73
Applied a total of 192 rules in 9 ms. Remains 70 /262 variables (removed 192) and now considering 73/73 (removed 0) transitions.
// Phase 1: matrix 73 rows 70 cols
[2023-03-23 07:06:11] [INFO ] Computed 5 place invariants in 14 ms
[2023-03-23 07:06:12] [INFO ] Implicit Places using invariants in 200 ms returned []
[2023-03-23 07:06:12] [INFO ] Invariant cache hit.
[2023-03-23 07:06:12] [INFO ] State equation strengthened by 31 read => feed constraints.
[2023-03-23 07:06:12] [INFO ] Implicit Places using invariants and state equation in 119 ms returned []
Implicit Place search using SMT with State Equation took 344 ms to find 0 implicit places.
[2023-03-23 07:06:12] [INFO ] Invariant cache hit.
[2023-03-23 07:06:12] [INFO ] Dead Transitions using invariants and state equation in 49 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 70/262 places, 73/73 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 405 ms. Remains : 70/262 places, 73/73 transitions.
Discarding 10 transitions out of 73. Remains 63
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 2244 resets, run finished after 481 ms. (steps per millisecond=20 ) properties (out of 62) seen :20
Incomplete Best-First random walk after 1001 steps, including 36 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 42) seen :1
Incomplete Best-First random walk after 1001 steps, including 53 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 41) seen :0
Incomplete Best-First random walk after 1001 steps, including 46 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 41) seen :0
Incomplete Best-First random walk after 1001 steps, including 36 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 41) seen :0
Incomplete Best-First random walk after 1001 steps, including 60 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 41) seen :0
Incomplete Best-First random walk after 1000 steps, including 56 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 41) seen :0
Incomplete Best-First random walk after 1001 steps, including 51 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 41) seen :0
Incomplete Best-First random walk after 1001 steps, including 53 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 41) seen :0
Incomplete Best-First random walk after 1001 steps, including 55 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 41) seen :5
Incomplete Best-First random walk after 1000 steps, including 48 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 49 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 48 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 38 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 44 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 36 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 48 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 47 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 51 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 43 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 47 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 47 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 200 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 120 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 96 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 104 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 95 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 86 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 96 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 112 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 111 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 101 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 99 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 112 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 109 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 113 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 115 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 36) seen :0
Running SMT prover for 36 properties.
[2023-03-23 07:06:13] [INFO ] Invariant cache hit.
[2023-03-23 07:06:13] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-23 07:06:13] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-23 07:06:13] [INFO ] After 476ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:36
[2023-03-23 07:06:13] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-23 07:06:13] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 3 ms returned sat
[2023-03-23 07:06:14] [INFO ] After 186ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :36
[2023-03-23 07:06:14] [INFO ] State equation strengthened by 31 read => feed constraints.
[2023-03-23 07:06:14] [INFO ] After 181ms SMT Verify possible using 31 Read/Feed constraints in natural domain returned unsat :0 sat :36
[2023-03-23 07:06:14] [INFO ] After 532ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :36
Attempting to minimize the solution found.
Minimization took 304 ms.
[2023-03-23 07:06:14] [INFO ] After 1179ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :36
Parikh walk visited 1 properties in 5328 ms.
Support contains 43 out of 70 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 70/70 places, 73/73 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 68 transition count 71
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 68 transition count 71
Applied a total of 4 rules in 12 ms. Remains 68 /70 variables (removed 2) and now considering 71/73 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 68/70 places, 71/73 transitions.
Incomplete random walk after 1000000 steps, including 224129 resets, run finished after 25909 ms. (steps per millisecond=38 ) properties (out of 35) seen :4
Incomplete Best-First random walk after 100001 steps, including 4809 resets, run finished after 1512 ms. (steps per millisecond=66 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 100000 steps, including 4827 resets, run finished after 1569 ms. (steps per millisecond=63 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 100001 steps, including 4880 resets, run finished after 1432 ms. (steps per millisecond=69 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 100000 steps, including 4740 resets, run finished after 1381 ms. (steps per millisecond=72 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 100001 steps, including 4870 resets, run finished after 1046 ms. (steps per millisecond=95 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 100001 steps, including 4752 resets, run finished after 1069 ms. (steps per millisecond=93 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 100000 steps, including 4853 resets, run finished after 739 ms. (steps per millisecond=135 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 100001 steps, including 4776 resets, run finished after 702 ms. (steps per millisecond=142 ) properties (out of 31) seen :4
Incomplete Best-First random walk after 100000 steps, including 4833 resets, run finished after 1127 ms. (steps per millisecond=88 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100001 steps, including 4748 resets, run finished after 1470 ms. (steps per millisecond=68 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100000 steps, including 4821 resets, run finished after 1567 ms. (steps per millisecond=63 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100001 steps, including 4832 resets, run finished after 1455 ms. (steps per millisecond=68 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100001 steps, including 4876 resets, run finished after 1478 ms. (steps per millisecond=67 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100001 steps, including 4867 resets, run finished after 1343 ms. (steps per millisecond=74 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100001 steps, including 4809 resets, run finished after 1262 ms. (steps per millisecond=79 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100000 steps, including 4973 resets, run finished after 1223 ms. (steps per millisecond=81 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100001 steps, including 4696 resets, run finished after 1192 ms. (steps per millisecond=83 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100001 steps, including 4831 resets, run finished after 1038 ms. (steps per millisecond=96 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 1332 ms. (steps per millisecond=75 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100001 steps, including 10520 resets, run finished after 915 ms. (steps per millisecond=109 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100001 steps, including 10158 resets, run finished after 906 ms. (steps per millisecond=110 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100001 steps, including 10351 resets, run finished after 1632 ms. (steps per millisecond=61 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100001 steps, including 10569 resets, run finished after 1822 ms. (steps per millisecond=54 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100000 steps, including 10338 resets, run finished after 1815 ms. (steps per millisecond=55 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100001 steps, including 10340 resets, run finished after 924 ms. (steps per millisecond=108 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100001 steps, including 10141 resets, run finished after 899 ms. (steps per millisecond=111 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100001 steps, including 10191 resets, run finished after 891 ms. (steps per millisecond=112 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100000 steps, including 10167 resets, run finished after 930 ms. (steps per millisecond=107 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100000 steps, including 10330 resets, run finished after 1227 ms. (steps per millisecond=81 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100000 steps, including 10224 resets, run finished after 1727 ms. (steps per millisecond=57 ) properties (out of 27) seen :0
Running SMT prover for 27 properties.
// Phase 1: matrix 71 rows 68 cols
[2023-03-23 07:07:23] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-23 07:07:23] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-23 07:07:23] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 2 ms returned sat
[2023-03-23 07:07:24] [INFO ] After 346ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:27
[2023-03-23 07:07:24] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-23 07:07:24] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-23 07:07:24] [INFO ] After 171ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :27
[2023-03-23 07:07:24] [INFO ] State equation strengthened by 30 read => feed constraints.
[2023-03-23 07:07:24] [INFO ] After 449ms SMT Verify possible using 30 Read/Feed constraints in natural domain returned unsat :0 sat :27
[2023-03-23 07:07:25] [INFO ] After 756ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :27
Attempting to minimize the solution found.
Minimization took 187 ms.
[2023-03-23 07:07:25] [INFO ] After 1233ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :27
Parikh walk visited 0 properties in 5069 ms.
Support contains 34 out of 68 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 68/68 places, 71/71 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 67 transition count 70
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 67 transition count 70
Applied a total of 2 rules in 14 ms. Remains 67 /68 variables (removed 1) and now considering 70/71 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 67/68 places, 70/71 transitions.
Interrupted random walk after 942865 steps, including 211638 resets, run timeout after 30001 ms. (steps per millisecond=31 ) properties seen 0
Incomplete Best-First random walk after 100001 steps, including 4900 resets, run finished after 1305 ms. (steps per millisecond=76 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100000 steps, including 4853 resets, run finished after 943 ms. (steps per millisecond=106 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100001 steps, including 4816 resets, run finished after 777 ms. (steps per millisecond=128 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100001 steps, including 4778 resets, run finished after 705 ms. (steps per millisecond=141 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100000 steps, including 4745 resets, run finished after 673 ms. (steps per millisecond=148 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100001 steps, including 4757 resets, run finished after 560 ms. (steps per millisecond=178 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100001 steps, including 4770 resets, run finished after 694 ms. (steps per millisecond=144 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100000 steps, including 4872 resets, run finished after 684 ms. (steps per millisecond=146 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100001 steps, including 4761 resets, run finished after 679 ms. (steps per millisecond=147 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100001 steps, including 4733 resets, run finished after 682 ms. (steps per millisecond=146 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100001 steps, including 4762 resets, run finished after 944 ms. (steps per millisecond=105 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100001 steps, including 4788 resets, run finished after 1001 ms. (steps per millisecond=99 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100001 steps, including 4749 resets, run finished after 1153 ms. (steps per millisecond=86 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100001 steps, including 4858 resets, run finished after 1374 ms. (steps per millisecond=72 ) properties (out of 27) seen :9
Incomplete Best-First random walk after 100000 steps, including 10505 resets, run finished after 1859 ms. (steps per millisecond=53 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100000 steps, including 10451 resets, run finished after 1844 ms. (steps per millisecond=54 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100000 steps, including 10258 resets, run finished after 1514 ms. (steps per millisecond=66 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 10236 resets, run finished after 902 ms. (steps per millisecond=110 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100000 steps, including 10404 resets, run finished after 935 ms. (steps per millisecond=106 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 10119 resets, run finished after 980 ms. (steps per millisecond=102 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 10282 resets, run finished after 884 ms. (steps per millisecond=113 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 10365 resets, run finished after 867 ms. (steps per millisecond=115 ) properties (out of 18) seen :0
Running SMT prover for 18 properties.
// Phase 1: matrix 70 rows 67 cols
[2023-03-23 07:08:22] [INFO ] Computed 5 place invariants in 4 ms
[2023-03-23 07:08:22] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-23 07:08:22] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-23 07:08:22] [INFO ] After 266ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:18
[2023-03-23 07:08:22] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-23 07:08:22] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 2 ms returned sat
[2023-03-23 07:08:22] [INFO ] After 114ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :18
[2023-03-23 07:08:22] [INFO ] State equation strengthened by 30 read => feed constraints.
[2023-03-23 07:08:23] [INFO ] After 120ms SMT Verify possible using 30 Read/Feed constraints in natural domain returned unsat :0 sat :18
[2023-03-23 07:08:23] [INFO ] After 270ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :18
Attempting to minimize the solution found.
Minimization took 84 ms.
[2023-03-23 07:08:23] [INFO ] After 584ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :18
Parikh walk visited 0 properties in 2756 ms.
Support contains 24 out of 67 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 67/67 places, 70/70 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 64 transition count 67
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 64 transition count 67
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 63 transition count 66
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 63 transition count 66
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 62 transition count 65
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 62 transition count 65
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 11 place count 62 transition count 64
Applied a total of 11 rules in 29 ms. Remains 62 /67 variables (removed 5) and now considering 64/70 (removed 6) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29 ms. Remains : 62/67 places, 64/70 transitions.
Interrupted random walk after 810255 steps, including 181123 resets, run timeout after 30001 ms. (steps per millisecond=27 ) properties seen 0
Incomplete Best-First random walk after 100001 steps, including 4775 resets, run finished after 1490 ms. (steps per millisecond=67 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100000 steps, including 4776 resets, run finished after 1211 ms. (steps per millisecond=82 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 4822 resets, run finished after 1294 ms. (steps per millisecond=77 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 4885 resets, run finished after 1180 ms. (steps per millisecond=84 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100000 steps, including 4758 resets, run finished after 1277 ms. (steps per millisecond=78 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 4839 resets, run finished after 1324 ms. (steps per millisecond=75 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 4789 resets, run finished after 910 ms. (steps per millisecond=109 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 4823 resets, run finished after 1515 ms. (steps per millisecond=66 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 4853 resets, run finished after 1249 ms. (steps per millisecond=80 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 2324 ms. (steps per millisecond=43 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 10359 resets, run finished after 1681 ms. (steps per millisecond=59 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 10459 resets, run finished after 1370 ms. (steps per millisecond=72 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 10376 resets, run finished after 1370 ms. (steps per millisecond=72 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100000 steps, including 10348 resets, run finished after 1395 ms. (steps per millisecond=71 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100000 steps, including 10328 resets, run finished after 1430 ms. (steps per millisecond=69 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 10215 resets, run finished after 1454 ms. (steps per millisecond=68 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100000 steps, including 10375 resets, run finished after 1447 ms. (steps per millisecond=69 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100000 steps, including 10245 resets, run finished after 1457 ms. (steps per millisecond=68 ) properties (out of 18) seen :0
Finished probabilistic random walk after 1607 steps, run visited all 18 properties in 26 ms. (steps per millisecond=61 )
Probabilistic random walk after 1607 steps, saw 842 distinct states, run finished after 26 ms. (steps per millisecond=61 ) properties seen :18
Able to resolve query QuasiLiveness after proving 63 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK PROBABILISTIC_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 189844 ms.
ITS solved all properties within timeout

BK_STOP 1679555361695

--------------------
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="SieveSingleMsgMbox-PT-d0m96"
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 SieveSingleMsgMbox-PT-d0m96, 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 r440-tajo-167905986600247"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SieveSingleMsgMbox-PT-d0m96.tgz
mv SieveSingleMsgMbox-PT-d0m96 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 ;