About the Execution of LTSMin+red for LamportFastMutEx-PT-8
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 3625.636 | 3585789.00 | 14284946.00 | 475.40 | TTTFTTFTFFFT?TTT | normal |
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.r233-tall-167856418900447.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 ltsminxred
Input is LamportFastMutEx-PT-8, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r233-tall-167856418900447
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.6M
-rw-r--r-- 1 mcc users 24K Feb 25 13:46 CTLCardinality.txt
-rw-r--r-- 1 mcc users 163K Feb 25 13:46 CTLCardinality.xml
-rw-r--r-- 1 mcc users 43K Feb 25 13:44 CTLFireability.txt
-rw-r--r-- 1 mcc users 228K Feb 25 13:44 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 12K Feb 25 16:20 LTLCardinality.txt
-rw-r--r-- 1 mcc users 52K Feb 25 16:20 LTLCardinality.xml
-rw-r--r-- 1 mcc users 25K Feb 25 16:20 LTLFireability.txt
-rw-r--r-- 1 mcc users 101K Feb 25 16:20 LTLFireability.xml
-rw-r--r-- 1 mcc users 18K Feb 25 13:52 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 122K Feb 25 13:52 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 64K Feb 25 13:50 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 321K Feb 25 13:50 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 16:20 UpperBounds.txt
-rw-r--r-- 1 mcc users 8.3K Feb 25 16:20 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 2 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 329K Mar 5 18:22 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME LamportFastMutEx-PT-8-ReachabilityFireability-00
FORMULA_NAME LamportFastMutEx-PT-8-ReachabilityFireability-01
FORMULA_NAME LamportFastMutEx-PT-8-ReachabilityFireability-02
FORMULA_NAME LamportFastMutEx-PT-8-ReachabilityFireability-03
FORMULA_NAME LamportFastMutEx-PT-8-ReachabilityFireability-04
FORMULA_NAME LamportFastMutEx-PT-8-ReachabilityFireability-05
FORMULA_NAME LamportFastMutEx-PT-8-ReachabilityFireability-06
FORMULA_NAME LamportFastMutEx-PT-8-ReachabilityFireability-07
FORMULA_NAME LamportFastMutEx-PT-8-ReachabilityFireability-08
FORMULA_NAME LamportFastMutEx-PT-8-ReachabilityFireability-09
FORMULA_NAME LamportFastMutEx-PT-8-ReachabilityFireability-10
FORMULA_NAME LamportFastMutEx-PT-8-ReachabilityFireability-11
FORMULA_NAME LamportFastMutEx-PT-8-ReachabilityFireability-12
FORMULA_NAME LamportFastMutEx-PT-8-ReachabilityFireability-13
FORMULA_NAME LamportFastMutEx-PT-8-ReachabilityFireability-14
FORMULA_NAME LamportFastMutEx-PT-8-ReachabilityFireability-15
=== Now, execution of the tool begins
BK_START 1679527154423
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=ltsminxred
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=LamportFastMutEx-PT-8
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-22 23:19:16] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2023-03-22 23:19:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 23:19:16] [INFO ] Load time of PNML (sax parser for PT used): 81 ms
[2023-03-22 23:19:16] [INFO ] Transformed 315 places.
[2023-03-22 23:19:16] [INFO ] Transformed 666 transitions.
[2023-03-22 23:19:16] [INFO ] Found NUPN structural information;
[2023-03-22 23:19:16] [INFO ] Completing missing partition info from NUPN : creating a component with [P_start_1_0, P_start_1_1, P_start_1_2, P_start_1_3, P_start_1_4, P_start_1_5, P_start_1_6, P_start_1_7, P_start_1_8, P_b_0_false, P_b_0_true, P_b_1_false, P_b_1_true, P_b_2_false, P_b_2_true, P_b_3_false, P_b_3_true, P_b_4_false, P_b_4_true, P_b_5_false, P_b_5_true, P_b_6_false, P_b_6_true, P_b_7_false, P_b_7_true, P_b_8_false, P_b_8_true, P_setx_3_0, P_setx_3_1, P_setx_3_2, P_setx_3_3, P_setx_3_4, P_setx_3_5, P_setx_3_6, P_setx_3_7, P_setx_3_8, P_setbi_5_0, P_setbi_5_1, P_setbi_5_2, P_setbi_5_3, P_setbi_5_4, P_setbi_5_5, P_setbi_5_6, P_setbi_5_7, P_setbi_5_8, P_ify0_4_0, P_ify0_4_1, P_ify0_4_2, P_ify0_4_3, P_ify0_4_4, P_ify0_4_5, P_ify0_4_6, P_ify0_4_7, P_ify0_4_8, P_sety_9_0, P_sety_9_1, P_sety_9_2, P_sety_9_3, P_sety_9_4, P_sety_9_5, P_sety_9_6, P_sety_9_7, P_sety_9_8, P_ifxi_10_0, P_ifxi_10_1, P_ifxi_10_2, P_ifxi_10_3, P_ifxi_10_4, P_ifxi_10_5, P_ifxi_10_6, P_ifxi_10_7, P_ifxi_10_8, P_setbi_11_0, P_setbi_11_1, P_setbi_11_2, P_setbi_11_3, P_setbi_11_4, P_setbi_11_5, P_setbi_11_6, P_setbi_11_7, P_setbi_11_8, P_fordo_12_0, P_fordo_12_1, P_fordo_12_2, P_fordo_12_3, P_fordo_12_4, P_fordo_12_5, P_fordo_12_6, P_fordo_12_7, P_fordo_12_8, P_wait_0_0, P_wait_0_1, P_wait_0_2, P_wait_0_3, P_wait_0_4, P_wait_0_5, P_wait_0_6, P_wait_0_7, P_wait_0_8, P_wait_1_0, P_wait_1_1, P_wait_1_2, P_wait_1_3, P_wait_1_4, P_wait_1_5, P_wait_1_6, P_wait_1_7, P_wait_1_8, P_wait_2_0, P_wait_2_1, P_wait_2_2, P_wait_2_3, P_wait_2_4, P_wait_2_5, P_wait_2_6, P_wait_2_7, P_wait_2_8, P_wait_3_0, P_wait_3_1, P_wait_3_2, P_wait_3_3, P_wait_3_4, P_wait_3_5, P_wait_3_6, P_wait_3_7, P_wait_3_8, P_wait_4_0, P_wait_4_1, P_wait_4_2, P_wait_4_3, P_wait_4_4, P_wait_4_5, P_wait_4_6, P_wait_4_7, P_wait_4_8, P_wait_5_0, P_wait_5_1, P_wait_5_2, P_wait_5_3, P_wait_5_4, P_wait_5_5, P_wait_5_6, P_wait_5_7, P_wait_5_8, P_wait_6_0, P_wait_6_1, P_wait_6_2, P_wait_6_3, P_wait_6_4, P_wait_6_5, P_wait_6_6, P_wait_6_7, P_wait_6_8, P_wait_7_0, P_wait_7_1, P_wait_7_2, P_wait_7_3, P_wait_7_4, P_wait_7_5, P_wait_7_6, P_wait_7_7, P_wait_7_8, P_wait_8_0, P_wait_8_1, P_wait_8_2, P_wait_8_3, P_wait_8_4, P_wait_8_5, P_wait_8_6, P_wait_8_7, P_wait_8_8, P_await_13_0, P_await_13_1, P_await_13_2, P_await_13_3, P_await_13_4, P_await_13_5, P_await_13_6, P_await_13_7, P_await_13_8, P_done_0_0, P_done_0_1, P_done_0_2, P_done_0_3, P_done_0_4, P_done_0_5, P_done_0_6, P_done_0_7, P_done_0_8, P_done_1_0, P_done_1_1, P_done_1_2, P_done_1_3, P_done_1_4, P_done_1_5, P_done_1_6, P_done_1_7, P_done_1_8, P_done_2_0, P_done_2_1, P_done_2_2, P_done_2_3, P_done_2_4, P_done_2_5, P_done_2_6, P_done_2_7, P_done_2_8, P_done_3_0, P_done_3_1, P_done_3_2, P_done_3_3, P_done_3_4, P_done_3_5, P_done_3_6, P_done_3_7, P_done_3_8, P_done_4_0, P_done_4_1, P_done_4_2, P_done_4_3, P_done_4_4, P_done_4_5, P_done_4_6, P_done_4_7, P_done_4_8, P_done_5_0, P_done_5_1, P_done_5_2, P_done_5_3, P_done_5_4, P_done_5_5, P_done_5_6, P_done_5_7, P_done_5_8, P_done_6_0, P_done_6_1, P_done_6_2, P_done_6_3, P_done_6_4, P_done_6_5, P_done_6_6, P_done_6_7, P_done_6_8, P_done_7_0, P_done_7_1, P_done_7_2, P_done_7_3, P_done_7_4, P_done_7_5, P_done_7_6, P_done_7_7, P_done_7_8, P_done_8_0, P_done_8_1, P_done_8_2, P_done_8_3, P_done_8_4, P_done_8_5, P_done_8_6, P_done_8_7, P_done_8_8, P_ifyi_15_0, P_ifyi_15_1, P_ifyi_15_2, P_ifyi_15_3, P_ifyi_15_4, P_ifyi_15_5, P_ifyi_15_6, P_ifyi_15_7, P_ifyi_15_8, P_awaity_0, P_awaity_1, P_awaity_2, P_awaity_3, P_awaity_4, P_awaity_5, P_awaity_6, P_awaity_7, P_awaity_8, P_CS_21_0, P_CS_21_1, P_CS_21_2, P_CS_21_3, P_CS_21_4, P_CS_21_5, P_CS_21_6, P_CS_21_7, P_CS_21_8, P_setbi_24_0, P_setbi_24_1, P_setbi_24_2, P_setbi_24_3, P_setbi_24_4, P_setbi_24_5, P_setbi_24_6, P_setbi_24_7, P_setbi_24_8]
[2023-03-22 23:19:16] [INFO ] Parsed PT model containing 315 places and 666 transitions and 2934 arcs in 149 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 25 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 49 places in 3 ms
Reduce places removed 49 places and 82 transitions.
FORMULA LamportFastMutEx-PT-8-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-8-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 2 resets, run finished after 401 ms. (steps per millisecond=24 ) properties (out of 14) seen :10
FORMULA LamportFastMutEx-PT-8-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LamportFastMutEx-PT-8-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LamportFastMutEx-PT-8-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LamportFastMutEx-PT-8-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LamportFastMutEx-PT-8-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LamportFastMutEx-PT-8-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LamportFastMutEx-PT-8-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LamportFastMutEx-PT-8-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LamportFastMutEx-PT-8-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LamportFastMutEx-PT-8-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
[2023-03-22 23:19:17] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
// Phase 1: matrix 416 rows 266 cols
[2023-03-22 23:19:17] [INFO ] Computed 82 place invariants in 31 ms
[2023-03-22 23:19:17] [INFO ] [Real]Absence check using 82 positive place invariants in 25 ms returned sat
[2023-03-22 23:19:17] [INFO ] After 335ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:3
[2023-03-22 23:19:17] [INFO ] [Nat]Absence check using 82 positive place invariants in 23 ms returned sat
[2023-03-22 23:19:17] [INFO ] After 160ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :2
[2023-03-22 23:19:17] [INFO ] State equation strengthened by 112 read => feed constraints.
[2023-03-22 23:19:17] [INFO ] After 95ms SMT Verify possible using 112 Read/Feed constraints in natural domain returned unsat :2 sat :2
[2023-03-22 23:19:18] [INFO ] Deduced a trap composed of 9 places in 77 ms of which 5 ms to minimize.
[2023-03-22 23:19:18] [INFO ] Deduced a trap composed of 9 places in 65 ms of which 1 ms to minimize.
[2023-03-22 23:19:18] [INFO ] Deduced a trap composed of 9 places in 37 ms of which 1 ms to minimize.
[2023-03-22 23:19:18] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 261 ms
[2023-03-22 23:19:18] [INFO ] Deduced a trap composed of 24 places in 124 ms of which 2 ms to minimize.
[2023-03-22 23:19:18] [INFO ] Deduced a trap composed of 9 places in 57 ms of which 1 ms to minimize.
[2023-03-22 23:19:18] [INFO ] Deduced a trap composed of 14 places in 39 ms of which 1 ms to minimize.
[2023-03-22 23:19:18] [INFO ] Deduced a trap composed of 9 places in 39 ms of which 1 ms to minimize.
[2023-03-22 23:19:18] [INFO ] Deduced a trap composed of 8 places in 99 ms of which 1 ms to minimize.
[2023-03-22 23:19:18] [INFO ] Deduced a trap composed of 18 places in 82 ms of which 1 ms to minimize.
[2023-03-22 23:19:18] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 6 trap constraints in 561 ms
[2023-03-22 23:19:18] [INFO ] After 973ms SMT Verify possible using trap constraints in natural domain returned unsat :3 sat :1
Attempting to minimize the solution found.
Minimization took 19 ms.
[2023-03-22 23:19:18] [INFO ] After 1308ms SMT Verify possible using all constraints in natural domain returned unsat :3 sat :1
FORMULA LamportFastMutEx-PT-8-ReachabilityFireability-15 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA LamportFastMutEx-PT-8-ReachabilityFireability-13 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA LamportFastMutEx-PT-8-ReachabilityFireability-09 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 5 ms.
Support contains 2 out of 266 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 266/266 places, 584/584 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 2 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 16 place count 258 transition count 576
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 0 with 8 rules applied. Total rules applied 24 place count 258 transition count 568
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 32 place count 250 transition count 568
Applied a total of 32 rules in 118 ms. Remains 250 /266 variables (removed 16) and now considering 568/584 (removed 16) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 118 ms. Remains : 250/266 places, 568/584 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 987163 steps, run timeout after 3001 ms. (steps per millisecond=328 ) properties seen :{}
Probabilistic random walk after 987163 steps, saw 486607 distinct states, run finished after 3003 ms. (steps per millisecond=328 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 23:19:22] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
// Phase 1: matrix 400 rows 250 cols
[2023-03-22 23:19:22] [INFO ] Computed 82 place invariants in 5 ms
[2023-03-22 23:19:22] [INFO ] [Real]Absence check using 82 positive place invariants in 15 ms returned sat
[2023-03-22 23:19:22] [INFO ] After 222ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 23:19:22] [INFO ] [Nat]Absence check using 82 positive place invariants in 13 ms returned sat
[2023-03-22 23:19:22] [INFO ] After 119ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 23:19:22] [INFO ] State equation strengthened by 112 read => feed constraints.
[2023-03-22 23:19:22] [INFO ] After 42ms SMT Verify possible using 112 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 23:19:22] [INFO ] Deduced a trap composed of 11 places in 95 ms of which 0 ms to minimize.
[2023-03-22 23:19:22] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 119 ms
[2023-03-22 23:19:22] [INFO ] After 182ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 19 ms.
[2023-03-22 23:19:22] [INFO ] After 407ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 2 out of 250 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 250/250 places, 568/568 transitions.
Applied a total of 0 rules in 20 ms. Remains 250 /250 variables (removed 0) and now considering 568/568 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 250/250 places, 568/568 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 250/250 places, 568/568 transitions.
Applied a total of 0 rules in 17 ms. Remains 250 /250 variables (removed 0) and now considering 568/568 (removed 0) transitions.
[2023-03-22 23:19:22] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 23:19:22] [INFO ] Invariant cache hit.
[2023-03-22 23:19:23] [INFO ] Implicit Places using invariants in 299 ms returned [154, 155, 156, 157, 158, 159, 160, 161]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 304 ms to find 8 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 242/250 places, 568/568 transitions.
Applied a total of 0 rules in 14 ms. Remains 242 /242 variables (removed 0) and now considering 568/568 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 337 ms. Remains : 242/250 places, 568/568 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1024326 steps, run timeout after 3001 ms. (steps per millisecond=341 ) properties seen :{}
Probabilistic random walk after 1024326 steps, saw 501381 distinct states, run finished after 3001 ms. (steps per millisecond=341 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 23:19:26] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
// Phase 1: matrix 400 rows 242 cols
[2023-03-22 23:19:26] [INFO ] Computed 74 place invariants in 4 ms
[2023-03-22 23:19:26] [INFO ] [Real]Absence check using 74 positive place invariants in 14 ms returned sat
[2023-03-22 23:19:26] [INFO ] After 200ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 23:19:26] [INFO ] [Nat]Absence check using 74 positive place invariants in 14 ms returned sat
[2023-03-22 23:19:26] [INFO ] After 104ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 23:19:26] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 23:19:26] [INFO ] After 31ms SMT Verify possible using 48 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 23:19:26] [INFO ] After 64ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 21 ms.
[2023-03-22 23:19:26] [INFO ] After 270ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 2 out of 242 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 242/242 places, 568/568 transitions.
Applied a total of 0 rules in 16 ms. Remains 242 /242 variables (removed 0) and now considering 568/568 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 242/242 places, 568/568 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 242/242 places, 568/568 transitions.
Applied a total of 0 rules in 11 ms. Remains 242 /242 variables (removed 0) and now considering 568/568 (removed 0) transitions.
[2023-03-22 23:19:26] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 23:19:26] [INFO ] Invariant cache hit.
[2023-03-22 23:19:26] [INFO ] Implicit Places using invariants in 234 ms returned []
[2023-03-22 23:19:26] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 23:19:26] [INFO ] Invariant cache hit.
[2023-03-22 23:19:26] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 23:19:27] [INFO ] Implicit Places using invariants and state equation in 455 ms returned []
Implicit Place search using SMT with State Equation took 692 ms to find 0 implicit places.
[2023-03-22 23:19:27] [INFO ] Redundant transitions in 39 ms returned []
[2023-03-22 23:19:27] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 23:19:27] [INFO ] Invariant cache hit.
[2023-03-22 23:19:27] [INFO ] Dead Transitions using invariants and state equation in 244 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1000 ms. Remains : 242/242 places, 568/568 transitions.
Graph (trivial) has 262 edges and 242 vertex of which 68 / 242 are part of one of the 8 SCC in 2 ms
Free SCC test removed 60 places
Drop transitions removed 131 transitions
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 257 transitions.
Graph (complete) has 495 edges and 182 vertex of which 173 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.1 ms
Discarding 9 places :
Also discarding 0 output transitions
Drop transitions removed 64 transitions
Reduce isomorphic transitions removed 64 transitions.
Iterating post reduction 0 with 64 rules applied. Total rules applied 66 place count 173 transition count 247
Performed 64 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 64 Pre rules applied. Total rules applied 66 place count 173 transition count 183
Deduced a syphon composed of 64 places in 0 ms
Ensure Unique test removed 56 places
Reduce places removed 120 places and 0 transitions.
Iterating global reduction 1 with 184 rules applied. Total rules applied 250 place count 53 transition count 183
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 1 with 14 rules applied. Total rules applied 264 place count 46 transition count 176
Graph (trivial) has 20 edges and 46 vertex of which 19 / 46 are part of one of the 8 SCC in 1 ms
Free SCC test removed 11 places
Discarding 14 places :
Also discarding 21 output transitions
Drop transitions removed 21 transitions
Remove reverse transitions (loop back) rule discarded transition T_setbi_24_4 and 14 places that fell out of Prefix Of Interest.
Iterating global reduction 1 with 2 rules applied. Total rules applied 266 place count 14 transition count 155
Drop transitions removed 19 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 69 transitions.
Graph (trivial) has 50 edges and 14 vertex of which 7 / 14 are part of one of the 1 SCC in 1 ms
Free SCC test removed 6 places
Iterating post reduction 1 with 70 rules applied. Total rules applied 336 place count 8 transition count 86
Drop transitions removed 42 transitions
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 71 transitions.
Iterating post reduction 2 with 71 rules applied. Total rules applied 407 place count 8 transition count 15
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 409 place count 8 transition count 13
Applied a total of 409 rules in 31 ms. Remains 8 /242 variables (removed 234) and now considering 13/568 (removed 555) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 13 rows 8 cols
[2023-03-22 23:19:27] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-22 23:19:27] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-22 23:19:27] [INFO ] After 32ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 23:19:27] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-22 23:19:27] [INFO ] After 4ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 23:19:27] [INFO ] After 7ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 3 ms.
[2023-03-22 23:19:27] [INFO ] After 30ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2023-03-22 23:19:27] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 3 ms.
[2023-03-22 23:19:27] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 242 places, 568 transitions and 2888 arcs took 6 ms.
[2023-03-22 23:19:27] [INFO ] Flatten gal took : 84 ms
Total runtime 11740 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-sym model.pnml --lace-workers=4 --vset=lddmc --saturation=sat -rbs,w2W,ru,hf --sylvan-sizes=20,28,20,28 --inv-bin-par --invariant=/tmp/529/inv_0_ --inv-par
TIME LIMIT: Killed by timeout after 3570 seconds
MemTotal: 16393216 kB
MemFree: 12518748 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16094556 kB
Could not compute solution for formula : LamportFastMutEx-PT-8-ReachabilityFireability-12
BK_STOP 1679530740212
--------------------
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 ReachabilityFireability -timeout 360 -rebuildPNML
mcc2023
rfs formula name LamportFastMutEx-PT-8-ReachabilityFireability-12
rfs formula type EF
rfs formula formula --invariant=/tmp/529/inv_0_
pnml2lts-sym: Exploration order is bfs-prev
pnml2lts-sym: Saturation strategy is sat
pnml2lts-sym: Guided search strategy is unguided
pnml2lts-sym: Attractor strategy is default
pnml2lts-sym: opening model.pnml
pnml2lts-sym: Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-sym: Petri net has 242 places, 568 transitions and 2888 arcs
pnml2lts-sym: Petri net LamportFastMutEx_PT_8 analyzed
pnml2lts-sym: There are no safe places
pnml2lts-sym: Loading Petri net took 0.010 real 0.000 user 0.010 sys
pnml2lts-sym: Initializing regrouping layer
pnml2lts-sym: Regroup specification: bs,w2W,ru,hf
pnml2lts-sym: Regroup Boost's Sloan
pnml2lts-sym: Regroup over-approximate must-write to may-write
pnml2lts-sym: Regroup Row sUbsume
pnml2lts-sym: Reqroup Horizontal Flip
pnml2lts-sym: Regrouping: 568->512 groups
pnml2lts-sym: Regrouping took 0.220 real 0.230 user 0.000 sys
pnml2lts-sym: state vector length is 242; there are 512 groups
pnml2lts-sym: Creating a multi-core ListDD domain.
pnml2lts-sym: Sylvan allocates 15.000 GB virtual memory for nodes table and operation cache.
pnml2lts-sym: Initial nodes table and operation cache requires 60.00 MB.
pnml2lts-sym: Using GBgetTransitionsShortR2W as next-state function
pnml2lts-sym: got initial state
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
Killing (15) : 535
Killing (9) : 535
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="LamportFastMutEx-PT-8"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is LamportFastMutEx-PT-8, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r233-tall-167856418900447"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/LamportFastMutEx-PT-8.tgz
mv LamportFastMutEx-PT-8 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;