fond
Model Checking Contest 2021
11th edition, Paris, France, June 23, 2021
Execution of r303-tall-162124171500328
Last Updated
Jun 28, 2021

About the Execution of 2020-gold for MultiCrashLeafsetExtension-PT-S24C05

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
2435.044 3600000.00 5806250.00 138722.80 FTFFFTFT?FFTTFTF normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2021-input.r303-tall-162124171500328.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2021-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool gold2020
Input is MultiCrashLeafsetExtension-PT-S24C05, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r303-tall-162124171500328
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 23M
-rw-r--r-- 1 mcc users 51K May 15 08:57 CTLCardinality.txt
-rw-r--r-- 1 mcc users 179K May 15 08:57 CTLCardinality.xml
-rw-r--r-- 1 mcc users 30K May 15 08:57 CTLFireability.txt
-rw-r--r-- 1 mcc users 97K May 15 08:57 CTLFireability.xml
-rw-r--r-- 1 mcc users 7.2K May 12 07:59 LTLCardinality.txt
-rw-r--r-- 1 mcc users 31K May 12 07:59 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.5K May 12 07:59 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 12 07:59 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 12 08:13 NewModel
-rw-r--r-- 1 mcc users 5.4K May 11 18:58 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K May 11 18:58 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 4.3K May 11 16:00 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 16K May 11 16:00 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 12 04:40 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K May 12 04:40 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 12 08:13 equiv_col
-rw-r--r-- 1 mcc users 7 May 12 08:13 instance
-rw-r--r-- 1 mcc users 6 May 12 08:13 iscolored
-rw-r--r-- 1 mcc users 22M May 12 08:13 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 gen-ReachabilityFireability-00
FORMULA_NAME gen-ReachabilityFireability-01
FORMULA_NAME gen-ReachabilityFireability-02
FORMULA_NAME gen-ReachabilityFireability-03
FORMULA_NAME gen-ReachabilityFireability-04
FORMULA_NAME gen-ReachabilityFireability-05
FORMULA_NAME gen-ReachabilityFireability-06
FORMULA_NAME gen-ReachabilityFireability-07
FORMULA_NAME gen-ReachabilityFireability-08
FORMULA_NAME gen-ReachabilityFireability-09
FORMULA_NAME gen-ReachabilityFireability-10
FORMULA_NAME gen-ReachabilityFireability-11
FORMULA_NAME gen-ReachabilityFireability-12
FORMULA_NAME gen-ReachabilityFireability-13
FORMULA_NAME gen-ReachabilityFireability-14
FORMULA_NAME gen-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1621380679978

[2021-05-18 23:31:21] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -its, -ltsminpath, /home/mcc/BenchKit//lts_install_dir/, -greatspnpath, /home/mcc/BenchKit//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2021-05-18 23:31:21] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-18 23:31:22] [INFO ] Load time of PNML (sax parser for PT used): 655 ms
[2021-05-18 23:31:22] [INFO ] Transformed 11106 places.
[2021-05-18 23:31:22] [INFO ] Transformed 16561 transitions.
[2021-05-18 23:31:22] [INFO ] Parsed PT model containing 11106 places and 16561 transitions in 840 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 146 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 193 resets, run finished after 447 ms. (steps per millisecond=22 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0]
FORMULA gen-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 36 resets, run finished after 81 ms. (steps per millisecond=123 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 36 resets, run finished after 77 ms. (steps per millisecond=129 ) properties seen :[0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
FORMULA gen-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 36 resets, run finished after 81 ms. (steps per millisecond=123 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0]
FORMULA gen-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 36 resets, run finished after 77 ms. (steps per millisecond=129 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 36 resets, run finished after 92 ms. (steps per millisecond=108 ) properties seen :[0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
FORMULA gen-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 36 resets, run finished after 86 ms. (steps per millisecond=116 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 36 resets, run finished after 110 ms. (steps per millisecond=90 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 36 resets, run finished after 86 ms. (steps per millisecond=116 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 36 resets, run finished after 86 ms. (steps per millisecond=116 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 36 resets, run finished after 77 ms. (steps per millisecond=129 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 36 resets, run finished after 78 ms. (steps per millisecond=128 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 36 resets, run finished after 81 ms. (steps per millisecond=123 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 36 resets, run finished after 73 ms. (steps per millisecond=136 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
[2021-05-18 23:31:24] [INFO ] Flow matrix only has 15961 transitions (discarded 600 similar events)
// Phase 1: matrix 15961 rows 11106 cols
[2021-05-18 23:31:25] [INFO ] Computed 975 place invariants in 1766 ms
[2021-05-18 23:31:27] [INFO ] [Real]Absence check using 64 positive place invariants in 575 ms returned sat
[2021-05-18 23:31:30] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-18 23:31:30] [INFO ] [Real]Absence check using 64 positive and 911 generalized place invariants in 3416 ms returned (error "Failed to check-sat")
[2021-05-18 23:31:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-18 23:31:31] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 0
[2021-05-18 23:31:32] [INFO ] [Real]Absence check using 64 positive place invariants in 529 ms returned sat
[2021-05-18 23:31:36] [INFO ] [Real]Absence check using 64 positive and 911 generalized place invariants in 3391 ms returned (error "Solver has unexpectedly terminated")
[2021-05-18 23:31:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-18 23:31:36] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 1
[2021-05-18 23:31:37] [INFO ] [Real]Absence check using 64 positive place invariants in 527 ms returned sat
[2021-05-18 23:31:41] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-18 23:31:41] [INFO ] [Real]Absence check using 64 positive and 911 generalized place invariants in 3386 ms returned unknown
[2021-05-18 23:31:42] [INFO ] [Real]Absence check using 64 positive place invariants in 539 ms returned sat
[2021-05-18 23:31:46] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-18 23:31:46] [INFO ] [Real]Absence check using 64 positive and 911 generalized place invariants in 3543 ms returned (error "Failed to check-sat")
[2021-05-18 23:31:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-18 23:31:46] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 3
[2021-05-18 23:31:47] [INFO ] [Real]Absence check using 64 positive place invariants in 531 ms returned sat
[2021-05-18 23:31:51] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-18 23:31:51] [INFO ] [Real]Absence check using 64 positive and 911 generalized place invariants in 3431 ms returned unknown
[2021-05-18 23:31:52] [INFO ] [Real]Absence check using 64 positive place invariants in 537 ms returned sat
[2021-05-18 23:31:56] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-18 23:31:56] [INFO ] [Real]Absence check using 64 positive and 911 generalized place invariants in 3559 ms returned (error "Failed to check-sat")
[2021-05-18 23:31:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-18 23:31:56] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 5
[2021-05-18 23:31:57] [INFO ] [Real]Absence check using 64 positive place invariants in 512 ms returned sat
[2021-05-18 23:32:01] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-18 23:32:01] [INFO ] [Real]Absence check using 64 positive and 911 generalized place invariants in 3571 ms returned (error "Failed to check-sat")
[2021-05-18 23:32:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-18 23:32:01] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 6
[2021-05-18 23:32:02] [INFO ] [Real]Absence check using 64 positive place invariants in 518 ms returned sat
[2021-05-18 23:32:06] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-18 23:32:06] [INFO ] [Real]Absence check using 64 positive and 911 generalized place invariants in 3625 ms returned (error "Failed to check-sat")
[2021-05-18 23:32:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-18 23:32:06] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 7
[2021-05-18 23:32:07] [INFO ] [Real]Absence check using 64 positive place invariants in 520 ms returned sat
[2021-05-18 23:32:11] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-18 23:32:11] [INFO ] [Real]Absence check using 64 positive and 911 generalized place invariants in 3418 ms returned (error "Failed to check-sat")
[2021-05-18 23:32:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-18 23:32:11] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 8
[2021-05-18 23:32:12] [INFO ] [Real]Absence check using 64 positive place invariants in 518 ms returned sat
[2021-05-18 23:32:16] [INFO ] [Real]Absence check using 64 positive and 911 generalized place invariants in 3577 ms returned (error "Failed to check-sat")
[2021-05-18 23:32:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-18 23:32:16] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 9
[2021-05-18 23:32:17] [INFO ] [Real]Absence check using 64 positive place invariants in 520 ms returned sat
[2021-05-18 23:32:17] [INFO ] [Real]Absence check using 64 positive and 911 generalized place invariants in 281 ms returned unsat
[2021-05-18 23:32:19] [INFO ] [Real]Absence check using 64 positive place invariants in 514 ms returned sat
[2021-05-18 23:32:19] [INFO ] [Real]Absence check using 64 positive and 911 generalized place invariants in 278 ms returned unsat
FORMULA gen-ReachabilityFireability-15 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA gen-ReachabilityFireability-14 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 63 out of 11106 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 11106/11106 places, 16561/16561 transitions.
Discarding 38 places :
Also discarding 0 output transitions
Graph (complete) has 37715 edges and 11106 vertex of which 11068 are kept as prefixes of interest. Removing 38 places using SCC suffix rule.63 ms
Performed 2989 Post agglomeration using F-continuation condition.Transition count delta: 2989
Iterating post reduction 0 with 2989 rules applied. Total rules applied 2990 place count 11068 transition count 13572
Reduce places removed 2989 places and 0 transitions.
Iterating post reduction 1 with 2989 rules applied. Total rules applied 5979 place count 8079 transition count 13572
Performed 245 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 245 Pre rules applied. Total rules applied 5979 place count 8079 transition count 13327
Deduced a syphon composed of 245 places in 23 ms
Reduce places removed 245 places and 0 transitions.
Iterating global reduction 2 with 490 rules applied. Total rules applied 6469 place count 7834 transition count 13327
Symmetric choice reduction at 2 with 2757 rule applications. Total rules 9226 place count 7834 transition count 13327
Deduced a syphon composed of 2757 places in 13 ms
Reduce places removed 2757 places and 3309 transitions.
Iterating global reduction 2 with 5514 rules applied. Total rules applied 14740 place count 5077 transition count 10018
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 14740 place count 5077 transition count 10016
Deduced a syphon composed of 2 places in 22 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 14744 place count 5075 transition count 10016
Symmetric choice reduction at 2 with 526 rule applications. Total rules 15270 place count 5075 transition count 10016
Deduced a syphon composed of 526 places in 9 ms
Reduce places removed 526 places and 2630 transitions.
Iterating global reduction 2 with 1052 rules applied. Total rules applied 16322 place count 4549 transition count 7386
Performed 23 Post agglomeration using F-continuation condition.Transition count delta: 23
Deduced a syphon composed of 23 places in 7 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 2 with 46 rules applied. Total rules applied 16368 place count 4526 transition count 7363
Free-agglomeration rule (complex) applied 249 times.
Iterating global reduction 2 with 249 rules applied. Total rules applied 16617 place count 4526 transition count 7114
Reduce places removed 249 places and 0 transitions.
Iterating post reduction 2 with 249 rules applied. Total rules applied 16866 place count 4277 transition count 7114
Partial Free-agglomeration rule applied 195 times.
Drop transitions removed 195 transitions
Iterating global reduction 3 with 195 rules applied. Total rules applied 17061 place count 4277 transition count 7114
Applied a total of 17061 rules in 4866 ms. Remains 4277 /11106 variables (removed 6829) and now considering 7114/16561 (removed 9447) transitions.
Finished structural reductions, in 1 iterations. Remains : 4277/11106 places, 7114/16561 transitions.
Incomplete random walk after 1000000 steps, including 27367 resets, run finished after 20356 ms. (steps per millisecond=49 ) properties seen :[0, 1, 0, 1, 1, 0, 0, 1, 0, 1]
FORMULA gen-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA gen-ReachabilityFireability-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA gen-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA gen-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA gen-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000000 steps, including 3822 resets, run finished after 3990 ms. (steps per millisecond=250 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 3824 resets, run finished after 3845 ms. (steps per millisecond=260 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 3822 resets, run finished after 4139 ms. (steps per millisecond=241 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 3822 resets, run finished after 4109 ms. (steps per millisecond=243 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 3823 resets, run finished after 3862 ms. (steps per millisecond=258 ) properties seen :[0, 0, 0, 0, 0]
[2021-05-18 23:33:04] [INFO ] Flow matrix only has 6817 transitions (discarded 297 similar events)
// Phase 1: matrix 6817 rows 4277 cols
[2021-05-18 23:33:05] [INFO ] Computed 937 place invariants in 234 ms
[2021-05-18 23:33:05] [INFO ] [Real]Absence check using 49 positive place invariants in 103 ms returned unsat
[2021-05-18 23:33:06] [INFO ] [Real]Absence check using 49 positive place invariants in 183 ms returned sat
[2021-05-18 23:33:08] [INFO ] [Real]Absence check using 49 positive and 888 generalized place invariants in 2563 ms returned sat
[2021-05-18 23:33:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-18 23:33:50] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-18 23:33:50] [INFO ] [Real]Absence check using state equation in 41937 ms returned (error "Failed to check-sat")
[2021-05-18 23:33:50] [INFO ] [Real]Absence check using 49 positive place invariants in 98 ms returned unsat
[2021-05-18 23:33:51] [INFO ] [Real]Absence check using 49 positive place invariants in 200 ms returned sat
[2021-05-18 23:33:54] [INFO ] [Real]Absence check using 49 positive and 888 generalized place invariants in 2626 ms returned sat
[2021-05-18 23:33:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-18 23:34:35] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-18 23:34:35] [INFO ] [Real]Absence check using state equation in 41832 ms returned (error "Failed to check-sat")
[2021-05-18 23:34:36] [INFO ] [Real]Absence check using 49 positive place invariants in 104 ms returned unsat
FORMULA gen-ReachabilityFireability-10 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA gen-ReachabilityFireability-07 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA gen-ReachabilityFireability-00 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 13 out of 4277 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 4277/4277 places, 7114/7114 transitions.
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Iterating post reduction 0 with 11 rules applied. Total rules applied 11 place count 4277 transition count 7103
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 22 place count 4266 transition count 7103
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 22 place count 4266 transition count 7098
Deduced a syphon composed of 5 places in 5 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 32 place count 4261 transition count 7098
Symmetric choice reduction at 2 with 13 rule applications. Total rules 45 place count 4261 transition count 7098
Deduced a syphon composed of 13 places in 4 ms
Reduce places removed 13 places and 45 transitions.
Iterating global reduction 2 with 26 rules applied. Total rules applied 71 place count 4248 transition count 7053
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 71 place count 4248 transition count 7052
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 73 place count 4247 transition count 7052
Symmetric choice reduction at 2 with 5 rule applications. Total rules 78 place count 4247 transition count 7052
Deduced a syphon composed of 5 places in 4 ms
Reduce places removed 5 places and 25 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 88 place count 4242 transition count 7027
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 96 place count 4242 transition count 7019
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 104 place count 4234 transition count 7019
Symmetric choice reduction at 3 with 11 rule applications. Total rules 115 place count 4234 transition count 7019
Deduced a syphon composed of 11 places in 4 ms
Reduce places removed 11 places and 11 transitions.
Iterating global reduction 3 with 22 rules applied. Total rules applied 137 place count 4223 transition count 7008
Symmetric choice reduction at 3 with 11 rule applications. Total rules 148 place count 4223 transition count 7008
Deduced a syphon composed of 11 places in 29 ms
Reduce places removed 11 places and 55 transitions.
Iterating global reduction 3 with 22 rules applied. Total rules applied 170 place count 4212 transition count 6953
Applied a total of 170 rules in 1650 ms. Remains 4212 /4277 variables (removed 65) and now considering 6953/7114 (removed 161) transitions.
Finished structural reductions, in 1 iterations. Remains : 4212/4277 places, 6953/7114 transitions.
Incomplete random walk after 1000000 steps, including 27455 resets, run finished after 21018 ms. (steps per millisecond=47 ) properties seen :[0, 0]
Incomplete Best-First random walk after 1000001 steps, including 3826 resets, run finished after 4071 ms. (steps per millisecond=245 ) properties seen :[0, 0]
Incomplete Best-First random walk after 1000001 steps, including 3825 resets, run finished after 4001 ms. (steps per millisecond=249 ) properties seen :[0, 0]
Interrupted probabilistic random walk after 283052 steps, run timeout after 30001 ms. (steps per millisecond=9 ) properties seen :[0, 0]
Probabilistic random walk after 283052 steps, saw 127506 distinct states, run finished after 30001 ms. (steps per millisecond=9 ) properties seen :[0, 0]
[2021-05-18 23:35:37] [INFO ] Flow matrix only has 6655 transitions (discarded 298 similar events)
// Phase 1: matrix 6655 rows 4212 cols
[2021-05-18 23:35:37] [INFO ] Computed 937 place invariants in 231 ms
[2021-05-18 23:35:38] [INFO ] [Real]Absence check using 49 positive place invariants in 193 ms returned sat
[2021-05-18 23:35:40] [INFO ] [Real]Absence check using 49 positive and 888 generalized place invariants in 2412 ms returned sat
[2021-05-18 23:35:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-18 23:36:22] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-18 23:36:22] [INFO ] [Real]Absence check using state equation in 42009 ms returned unknown
[2021-05-18 23:36:23] [INFO ] [Real]Absence check using 49 positive place invariants in 201 ms returned sat
[2021-05-18 23:36:25] [INFO ] [Real]Absence check using 49 positive and 888 generalized place invariants in 2531 ms returned sat
[2021-05-18 23:36:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-18 23:37:07] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-18 23:37:07] [INFO ] [Real]Absence check using state equation in 41892 ms returned unknown
Support contains 13 out of 4212 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 4212/4212 places, 6953/6953 transitions.
Applied a total of 0 rules in 304 ms. Remains 4212 /4212 variables (removed 0) and now considering 6953/6953 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 4212/4212 places, 6953/6953 transitions.
Starting structural reductions, iteration 0 : 4212/4212 places, 6953/6953 transitions.
Applied a total of 0 rules in 350 ms. Remains 4212 /4212 variables (removed 0) and now considering 6953/6953 (removed 0) transitions.
[2021-05-18 23:37:08] [INFO ] Flow matrix only has 6655 transitions (discarded 298 similar events)
// Phase 1: matrix 6655 rows 4212 cols
[2021-05-18 23:37:08] [INFO ] Computed 937 place invariants in 218 ms
[2021-05-18 23:37:41] [INFO ] Performed 2516/4212 implicitness test of which 646 returned IMPLICIT in 30 seconds.
[2021-05-18 23:38:06] [INFO ] Implicit Places using invariants in 57905 ms returned [4, 7, 10, 11, 12, 13, 14, 15, 19, 25, 33, 43, 55, 69, 85, 103, 123, 145, 169, 192, 193, 194, 195, 196, 197, 217, 235, 251, 266, 278, 288, 296, 302, 306, 308, 321, 326, 329, 330, 331, 332, 333, 334, 336, 340, 346, 354, 364, 376, 390, 406, 424, 444, 466, 487, 488, 489, 490, 491, 492, 510, 526, 540, 553, 563, 571, 577, 581, 583, 585, 598, 603, 606, 607, 608, 609, 610, 611, 613, 615, 619, 625, 633, 643, 655, 669, 685, 703, 723, 742, 743, 744, 745, 746, 747, 763, 777, 789, 800, 808, 814, 818, 820, 822, 824, 837, 842, 845, 846, 847, 848, 849, 850, 852, 854, 856, 860, 866, 874, 884, 896, 910, 926, 944, 961, 962, 963, 964, 965, 966, 980, 992, 1002, 1011, 1017, 1021, 1023, 1025, 1027, 1029, 1042, 1048, 1051, 1052, 1053, 1054, 1055, 1056, 1058, 1060, 1062, 1064, 1068, 1074, 1082, 1092, 1104, 1118, 1134, 1149, 1150, 1151, 1152, 1153, 1154, 1166, 1176, 1184, 1191, 1195, 1197, 1199, 1201, 1203, 1205, 1218, 1223, 1226, 1227, 1228, 1229, 1230, 1231, 1233, 1235, 1237, 1239, 1241, 1245, 1251, 1259, 1269, 1281, 1295, 1308, 1309, 1310, 1311, 1312, 1313, 1323, 1331, 1337, 1342, 1344, 1346, 1348, 1350, 1352, 1354, 1367, 1372, 1375, 1376, 1377, 1378, 1379, 1380, 1382, 1384, 1386, 1388, 1390, 1392, 1396, 1402, 1410, 1420, 1432, 1443, 1444, 1445, 1446, 1447, 1448, 1456, 1462, 1466, 1469, 1471, 1473, 1475, 1477, 1479, 1481, 1494, 1499, 1502, 1503, 1504, 1505, 1506, 1507, 1509, 1511, 1513, 1515, 1517, 1519, 1521, 1525, 1531, 1539, 1549, 1558, 1559, 1560, 1561, 1562, 1563, 1569, 1573, 1575, 1577, 1579, 1581, 1583, 1585, 1587, 1589, 1602, 1607, 1610, 1611, 1612, 1613, 1614, 1615, 1617, 1619, 1621, 1623, 1625, 1627, 1629, 1631, 1635, 1641, 1649, 1656, 1657, 1658, 1659, 1660, 1661, 1665, 1667, 1669, 1671, 1673, 1675, 1677, 1679, 1681, 1683, 1696, 1701, 1704, 1705, 1706, 1707, 1708, 1709, 1711, 1713, 1715, 1717, 1719, 1721, 1723, 1725, 1727, 1731, 1737, 1742, 1743, 1744, 1745, 1746, 1747, 1749, 1751, 1753, 1755, 1757, 1759, 1761, 1763, 1765, 1767, 1780, 1785, 1788, 1789, 1790, 1791, 1792, 1793, 1795, 1797, 1799, 1801, 1803, 1805, 1807, 1809, 1811, 1813, 1817, 1820, 1821, 1822, 1823, 1824, 1825, 1827, 1829, 1831, 1833, 1835, 1837, 1839, 1841, 1843, 1845, 1858, 1863, 1866, 1867, 1868, 1869, 1870, 1871, 1873, 1875, 1877, 1879, 1881, 1883, 1885, 1887, 1889, 1891, 1893, 1896, 1897, 1898, 1899, 1900, 1901, 1903, 1905, 1907, 1909, 1911, 1913, 1915, 1917, 1919, 1921, 1934, 1936, 1939, 1942, 1943, 1944, 1945, 1946, 1947, 1949, 1951, 1953, 1955, 1957, 1959, 1961, 1963, 1965, 1967, 1969, 1972, 1973, 1974, 1975, 1976, 1977, 1981, 1983, 1985, 1987, 1989, 1991, 1993, 1995, 1997, 2010, 2015, 2018, 2019, 2020, 2021, 2022, 2023, 2025, 2027, 2029, 2031, 2033, 2035, 2037, 2039, 2041, 2043, 2045, 2048, 2049, 2050, 2051, 2052, 2053, 2055, 2057, 2059, 2061, 2063, 2065, 2067, 2069, 2071, 2073, 2086, 2091, 2094, 2095, 2096, 2097, 2098, 2099, 2101, 2103, 2105, 2107, 2109, 2111, 2113, 2115, 2117, 2119, 2121, 2126, 2127, 2128, 2129, 2130, 2131, 2133, 2135, 2139, 2141, 2143, 2145, 2147, 2149, 2151, 2164, 2169, 2172, 2173, 2174, 2175, 2176, 2177, 2179, 2181, 2183, 2185, 2187, 2189, 2191, 2193, 2195, 2197, 2201, 2208, 2209, 2210, 2211, 2212, 2213, 2217, 2219, 2221, 2223, 2225, 2227, 2229, 2231, 2233, 2235, 2253, 2256, 2257, 2258, 2259, 2260, 2261, 2263, 2265, 2267, 2269, 2271, 2273, 2275, 2277, 2279, 2283, 2289, 2298, 2299, 2300, 2301, 2302, 2303, 2309, 2313, 2315, 2317, 2319, 2321, 2323, 2325, 2327, 2329, 2342, 2348, 2351, 2352, 2353, 2354, 2355, 2356, 2358, 2360, 2362, 2364, 2366, 2368, 2370, 2372, 2376, 2382, 2390, 2401, 2402, 2403, 2404, 2405, 2406, 2414, 2420, 2424, 2426, 2428, 2430, 2432, 2434, 2436, 2438, 2456, 2459, 2460, 2461, 2462, 2463, 2464, 2466, 2468, 2470, 2472, 2474, 2476, 2478, 2482, 2488, 2496, 2506, 2519, 2520, 2521, 2522, 2523, 2524, 2534, 2542, 2548, 2552, 2555, 2557, 2559, 2561, 2563, 2565, 2578, 2583, 2586, 2587, 2588, 2589, 2590, 2591, 2593, 2595, 2597, 2599, 2601, 2603, 2607, 2613, 2621, 2631, 2643, 2658, 2659, 2660, 2661, 2662, 2663, 2675, 2685, 2693, 2699, 2704, 2706, 2708, 2710, 2712, 2714, 2727, 2732, 2735, 2736, 2737, 2738, 2739, 2740, 2742, 2744, 2746, 2748, 2750, 2754, 2760, 2768, 2778, 2790, 2804, 2821, 2822, 2823, 2824, 2825, 2826, 2840, 2852, 2862, 2870, 2877, 2881, 2883, 2885, 2887, 2889, 2902, 2907, 2910, 2911, 2912, 2913, 2914, 2915, 2917, 2919, 2921, 2923, 2927, 2933, 2941, 2951, 2963, 2977, 2993, 3012, 3013, 3014, 3015, 3016, 3017, 3033, 3047, 3059, 3069, 3078, 3084, 3088, 3090, 3092, 3094, 3107, 3112, 3115, 3116, 3117, 3118, 3119, 3120, 3122, 3124, 3126, 3130, 3136, 3144, 3154, 3166, 3180, 3196, 3214, 3235, 3236, 3237, 3238, 3239, 3240, 3258, 3274, 3288, 3300, 3311, 3319, 3325, 3329, 3331, 3333, 3346, 3351, 3354, 3355, 3356, 3357, 3358, 3359, 3361, 3363, 3367, 3373, 3381, 3391, 3403, 3417, 3433, 3451, 3471, 3494, 3495, 3496, 3497, 3498, 3499, 3519, 3537, 3553, 3567, 3580, 3590, 3598, 3604, 3608, 3610, 3623, 3625, 3627, 3630, 3631, 3632, 3633, 3634, 3635, 3637, 3641, 3647, 3655, 3665, 3677, 3691, 3707, 3725, 3745, 3767, 3792, 3793, 3794, 3795, 3796, 3797, 3819, 3839, 3857, 3873, 3888, 3900, 3910, 3918, 3924, 3928, 3941]
Discarding 874 places :
Implicit Place search using SMT only with invariants took 57927 ms to find 874 implicit places.
[2021-05-18 23:38:06] [INFO ] Redundant transitions in 771 ms returned []
[2021-05-18 23:38:06] [INFO ] Flow matrix only has 6655 transitions (discarded 298 similar events)
// Phase 1: matrix 6655 rows 3338 cols
[2021-05-18 23:38:07] [INFO ] Computed 63 place invariants in 273 ms
[2021-05-18 23:38:37] [INFO ] Performed 5632/6953 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2021-05-18 23:38:44] [INFO ] Dead Transitions using invariants and state equation in 37673 ms returned []
Starting structural reductions, iteration 1 : 3338/4212 places, 6953/6953 transitions.
Symmetric choice reduction at 0 with 240 rule applications. Total rules 240 place count 3338 transition count 6953
Deduced a syphon composed of 240 places in 3 ms
Reduce places removed 240 places and 240 transitions.
Iterating global reduction 0 with 480 rules applied. Total rules applied 720 place count 3098 transition count 6713
Symmetric choice reduction at 0 with 240 rule applications. Total rules 960 place count 3098 transition count 6713
Deduced a syphon composed of 240 places in 3 ms
Reduce places removed 240 places and 240 transitions.
Iterating global reduction 0 with 480 rules applied. Total rules applied 1440 place count 2858 transition count 6473
Symmetric choice reduction at 0 with 48 rule applications. Total rules 1488 place count 2858 transition count 6473
Deduced a syphon composed of 48 places in 3 ms
Reduce places removed 48 places and 240 transitions.
Iterating global reduction 0 with 96 rules applied. Total rules applied 1584 place count 2810 transition count 6233
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 1586 place count 2810 transition count 6231
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 1588 place count 2808 transition count 6231
Applied a total of 1588 rules in 942 ms. Remains 2808 /3338 variables (removed 530) and now considering 6231/6953 (removed 722) transitions.
[2021-05-18 23:38:45] [INFO ] Flow matrix only has 5933 transitions (discarded 298 similar events)
// Phase 1: matrix 5933 rows 2808 cols
[2021-05-18 23:38:45] [INFO ] Computed 63 place invariants in 268 ms
[2021-05-18 23:39:00] [INFO ] Implicit Places using invariants in 14833 ms returned [1461, 1618]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 14837 ms to find 2 implicit places.
Starting structural reductions, iteration 2 : 2806/4212 places, 6231/6953 transitions.
Applied a total of 0 rules in 236 ms. Remains 2806 /2806 variables (removed 0) and now considering 6231/6231 (removed 0) transitions.
[2021-05-18 23:39:01] [INFO ] Redundant transitions in 634 ms returned []
[2021-05-18 23:39:01] [INFO ] Flow matrix only has 5933 transitions (discarded 298 similar events)
// Phase 1: matrix 5933 rows 2806 cols
[2021-05-18 23:39:01] [INFO ] Computed 61 place invariants in 251 ms
[2021-05-18 23:39:29] [INFO ] Dead Transitions using invariants and state equation in 28107 ms returned []
Finished structural reductions, in 3 iterations. Remains : 2806/4212 places, 6231/6953 transitions.
Incomplete random walk after 1000000 steps, including 29083 resets, run finished after 18726 ms. (steps per millisecond=53 ) properties seen :[0, 0]
Incomplete Best-First random walk after 1000001 steps, including 2760 resets, run finished after 2812 ms. (steps per millisecond=355 ) properties seen :[0, 0]
Incomplete Best-First random walk after 1000001 steps, including 3139 resets, run finished after 3287 ms. (steps per millisecond=304 ) properties seen :[0, 0]
Interrupted probabilistic random walk after 347142 steps, run timeout after 30001 ms. (steps per millisecond=11 ) properties seen :[0, 0]
Probabilistic random walk after 347142 steps, saw 142791 distinct states, run finished after 30001 ms. (steps per millisecond=11 ) properties seen :[0, 0]
[2021-05-18 23:40:24] [INFO ] Flow matrix only has 5933 transitions (discarded 298 similar events)
// Phase 1: matrix 5933 rows 2806 cols
[2021-05-18 23:40:24] [INFO ] Computed 61 place invariants in 265 ms
[2021-05-18 23:40:24] [INFO ] [Real]Absence check using 49 positive place invariants in 130 ms returned sat
[2021-05-18 23:40:24] [INFO ] [Real]Absence check using 49 positive and 12 generalized place invariants in 14 ms returned sat
[2021-05-18 23:40:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-18 23:40:56] [INFO ] [Real]Absence check using state equation in 31440 ms returned sat
[2021-05-18 23:40:56] [INFO ] Solution in real domain found non-integer solution.
[2021-05-18 23:40:56] [INFO ] [Nat]Absence check using 49 positive place invariants in 131 ms returned sat
[2021-05-18 23:40:56] [INFO ] [Nat]Absence check using 49 positive and 12 generalized place invariants in 13 ms returned sat
[2021-05-18 23:40:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-18 23:41:27] [INFO ] [Nat]Absence check using state equation in 30577 ms returned sat
[2021-05-18 23:41:27] [INFO ] State equation strengthened by 2612 read => feed constraints.
[2021-05-18 23:41:28] [INFO ] [Nat]Added 2612 Read/Feed constraints in 940 ms returned unsat
[2021-05-18 23:41:28] [INFO ] [Real]Absence check using 49 positive place invariants in 147 ms returned sat
[2021-05-18 23:41:28] [INFO ] [Real]Absence check using 49 positive and 12 generalized place invariants in 14 ms returned sat
[2021-05-18 23:41:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-18 23:41:58] [INFO ] [Real]Absence check using state equation in 29380 ms returned sat
[2021-05-18 23:41:58] [INFO ] Solution in real domain found non-integer solution.
[2021-05-18 23:41:58] [INFO ] [Nat]Absence check using 49 positive place invariants in 155 ms returned sat
[2021-05-18 23:41:58] [INFO ] [Nat]Absence check using 49 positive and 12 generalized place invariants in 15 ms returned sat
[2021-05-18 23:41:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-18 23:42:30] [INFO ] [Nat]Absence check using state equation in 31534 ms returned sat
[2021-05-18 23:42:33] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-18 23:42:33] [INFO ] [Nat]Added 2612 Read/Feed constraints in 3291 ms returned sat
[2021-05-18 23:42:36] [INFO ] Deduced a trap composed of 274 places in 2920 ms
[2021-05-18 23:42:39] [INFO ] Deduced a trap composed of 423 places in 2848 ms
[2021-05-18 23:42:40] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 6365 ms
[2021-05-18 23:42:40] [INFO ] Computed and/alt/rep : 6160/126179/5862 causal constraints in 450 ms.
[2021-05-18 23:42:43] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream closed (=> (> t2513 0) (and (and (> t1775 0) (< o1775 o2513)) (and (> t5825 0) (< o5825 o2513))))") while checking expression at index 1
FORMULA gen-ReachabilityFireability-04 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 11 out of 2806 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 2806/2806 places, 6231/6231 transitions.
Applied a total of 0 rules in 244 ms. Remains 2806 /2806 variables (removed 0) and now considering 6231/6231 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 2806/2806 places, 6231/6231 transitions.
Incomplete random walk after 1000000 steps, including 29074 resets, run finished after 17662 ms. (steps per millisecond=56 ) properties seen :[0]
Incomplete Best-First random walk after 1000001 steps, including 3141 resets, run finished after 3196 ms. (steps per millisecond=312 ) properties seen :[0]
Interrupted probabilistic random walk after 247675 steps, run timeout after 30001 ms. (steps per millisecond=8 ) properties seen :[0]
Probabilistic random walk after 247675 steps, saw 101930 distinct states, run finished after 30001 ms. (steps per millisecond=8 ) properties seen :[0]
[2021-05-18 23:43:34] [INFO ] Flow matrix only has 5933 transitions (discarded 298 similar events)
// Phase 1: matrix 5933 rows 2806 cols
[2021-05-18 23:43:34] [INFO ] Computed 61 place invariants in 240 ms
[2021-05-18 23:43:35] [INFO ] [Real]Absence check using 49 positive place invariants in 198 ms returned sat
[2021-05-18 23:43:35] [INFO ] [Real]Absence check using 49 positive and 12 generalized place invariants in 13 ms returned sat
[2021-05-18 23:43:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-18 23:44:07] [INFO ] [Real]Absence check using state equation in 31730 ms returned sat
[2021-05-18 23:44:07] [INFO ] Solution in real domain found non-integer solution.
[2021-05-18 23:44:07] [INFO ] [Nat]Absence check using 49 positive place invariants in 152 ms returned sat
[2021-05-18 23:44:07] [INFO ] [Nat]Absence check using 49 positive and 12 generalized place invariants in 14 ms returned sat
[2021-05-18 23:44:07] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-18 23:44:37] [INFO ] [Nat]Absence check using state equation in 29569 ms returned sat
[2021-05-18 23:44:37] [INFO ] State equation strengthened by 2612 read => feed constraints.
[2021-05-18 23:44:40] [INFO ] [Nat]Added 2612 Read/Feed constraints in 3104 ms returned sat
[2021-05-18 23:44:43] [INFO ] Deduced a trap composed of 274 places in 2867 ms
[2021-05-18 23:44:43] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 3185 ms
[2021-05-18 23:44:43] [INFO ] Computed and/alt/rep : 6160/126179/5862 causal constraints in 487 ms.
[2021-05-18 23:44:52] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe (=> (> t4295 0) (and (> t5737 0) (< o5737 o4295)))") while checking expression at index 0
Support contains 11 out of 2806 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 2806/2806 places, 6231/6231 transitions.
Applied a total of 0 rules in 246 ms. Remains 2806 /2806 variables (removed 0) and now considering 6231/6231 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 2806/2806 places, 6231/6231 transitions.
Starting structural reductions, iteration 0 : 2806/2806 places, 6231/6231 transitions.
Applied a total of 0 rules in 238 ms. Remains 2806 /2806 variables (removed 0) and now considering 6231/6231 (removed 0) transitions.
[2021-05-18 23:44:52] [INFO ] Flow matrix only has 5933 transitions (discarded 298 similar events)
// Phase 1: matrix 5933 rows 2806 cols
[2021-05-18 23:44:52] [INFO ] Computed 61 place invariants in 251 ms
[2021-05-18 23:45:07] [INFO ] Implicit Places using invariants in 14576 ms returned []
[2021-05-18 23:45:07] [INFO ] Flow matrix only has 5933 transitions (discarded 298 similar events)
// Phase 1: matrix 5933 rows 2806 cols
[2021-05-18 23:45:07] [INFO ] Computed 61 place invariants in 269 ms
[2021-05-18 23:45:08] [INFO ] State equation strengthened by 2612 read => feed constraints.
[2021-05-18 23:45:43] [INFO ] Performed 1027/2806 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2021-05-18 23:46:13] [INFO ] Performed 1758/2806 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2021-05-18 23:46:43] [INFO ] Performed 2705/2806 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2021-05-18 23:46:46] [INFO ] Implicit Places using invariants and state equation in 99048 ms returned []
Implicit Place search using SMT with State Equation took 113625 ms to find 0 implicit places.
[2021-05-18 23:46:46] [INFO ] Redundant transitions in 404 ms returned []
[2021-05-18 23:46:46] [INFO ] Flow matrix only has 5933 transitions (discarded 298 similar events)
// Phase 1: matrix 5933 rows 2806 cols
[2021-05-18 23:46:47] [INFO ] Computed 61 place invariants in 262 ms
[2021-05-18 23:47:17] [INFO ] Performed 4893/6231 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2021-05-18 23:47:23] [INFO ] Dead Transitions using invariants and state equation in 36648 ms returned []
Finished structural reductions, in 1 iterations. Remains : 2806/2806 places, 6231/6231 transitions.
Incomplete random walk after 100000 steps, including 2909 resets, run finished after 1760 ms. (steps per millisecond=56 ) properties seen :[0]
[2021-05-18 23:47:25] [INFO ] Flow matrix only has 5933 transitions (discarded 298 similar events)
// Phase 1: matrix 5933 rows 2806 cols
[2021-05-18 23:47:25] [INFO ] Computed 61 place invariants in 256 ms
[2021-05-18 23:47:25] [INFO ] [Real]Absence check using 49 positive place invariants in 147 ms returned sat
[2021-05-18 23:47:25] [INFO ] [Real]Absence check using 49 positive and 12 generalized place invariants in 14 ms returned sat
[2021-05-18 23:47:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-18 23:47:45] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-18 23:47:45] [INFO ] [Real]Absence check using state equation in 19614 ms returned (error "Failed to check-sat")
Graph (trivial) has 2406 edges and 2806 vertex of which 23 / 2806 are part of one of the 1 SCC in 7 ms
Free SCC test removed 22 places
Discarding 22 places :
Also discarding 0 output transitions
Graph (complete) has 7994 edges and 2784 vertex of which 2762 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.3 ms
Ensure Unique test removed 24 places
Drop transitions removed 540 transitions
Ensure Unique test removed 337 transitions
Reduce isomorphic transitions removed 877 transitions.
Performed 237 Post agglomeration using F-continuation condition.Transition count delta: 237
Iterating post reduction 0 with 1138 rules applied. Total rules applied 1140 place count 2738 transition count 5117
Reduce places removed 237 places and 0 transitions.
Ensure Unique test removed 216 transitions
Reduce isomorphic transitions removed 216 transitions.
Performed 216 Post agglomeration using F-continuation condition.Transition count delta: 216
Iterating post reduction 1 with 669 rules applied. Total rules applied 1809 place count 2501 transition count 4685
Reduce places removed 216 places and 0 transitions.
Drop transitions removed 32 transitions
Ensure Unique test removed 173 transitions
Reduce isomorphic transitions removed 205 transitions.
Performed 173 Post agglomeration using F-continuation condition.Transition count delta: 173
Iterating post reduction 2 with 594 rules applied. Total rules applied 2403 place count 2285 transition count 4307
Reduce places removed 173 places and 0 transitions.
Ensure Unique test removed 162 transitions
Reduce isomorphic transitions removed 162 transitions.
Performed 162 Post agglomeration using F-continuation condition.Transition count delta: 162
Iterating post reduction 3 with 497 rules applied. Total rules applied 2900 place count 2112 transition count 3983
Reduce places removed 162 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 127 transitions
Reduce isomorphic transitions removed 151 transitions.
Performed 127 Post agglomeration using F-continuation condition.Transition count delta: 127
Iterating post reduction 4 with 440 rules applied. Total rules applied 3340 place count 1950 transition count 3705
Reduce places removed 127 places and 0 transitions.
Ensure Unique test removed 117 transitions
Reduce isomorphic transitions removed 117 transitions.
Performed 117 Post agglomeration using F-continuation condition.Transition count delta: 117
Iterating post reduction 5 with 361 rules applied. Total rules applied 3701 place count 1823 transition count 3471
Reduce places removed 117 places and 0 transitions.
Drop transitions removed 16 transitions
Ensure Unique test removed 90 transitions
Reduce isomorphic transitions removed 106 transitions.
Performed 90 Post agglomeration using F-continuation condition.Transition count delta: 90
Iterating post reduction 6 with 313 rules applied. Total rules applied 4014 place count 1706 transition count 3275
Reduce places removed 90 places and 0 transitions.
Ensure Unique test removed 79 transitions
Reduce isomorphic transitions removed 79 transitions.
Performed 79 Post agglomeration using F-continuation condition.Transition count delta: 79
Iterating post reduction 7 with 248 rules applied. Total rules applied 4262 place count 1616 transition count 3117
Reduce places removed 79 places and 0 transitions.
Drop transitions removed 10 transitions
Ensure Unique test removed 59 transitions
Reduce isomorphic transitions removed 69 transitions.
Performed 59 Post agglomeration using F-continuation condition.Transition count delta: 59
Iterating post reduction 8 with 207 rules applied. Total rules applied 4469 place count 1537 transition count 2989
Reduce places removed 59 places and 0 transitions.
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 48 transitions.
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Iterating post reduction 9 with 155 rules applied. Total rules applied 4624 place count 1478 transition count 2893
Reduce places removed 48 places and 0 transitions.
Drop transitions removed 6 transitions
Ensure Unique test removed 33 transitions
Reduce isomorphic transitions removed 39 transitions.
Performed 33 Post agglomeration using F-continuation condition.Transition count delta: 33
Iterating post reduction 10 with 120 rules applied. Total rules applied 4744 place count 1430 transition count 2821
Reduce places removed 33 places and 0 transitions.
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Performed 22 Post agglomeration using F-continuation condition.Transition count delta: 22
Iterating post reduction 11 with 77 rules applied. Total rules applied 4821 place count 1397 transition count 2777
Reduce places removed 22 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 13 transitions.
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Iterating post reduction 12 with 46 rules applied. Total rules applied 4867 place count 1375 transition count 2753
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 13 with 11 rules applied. Total rules applied 4878 place count 1364 transition count 2753
Symmetric choice reduction at 14 with 442 rule applications. Total rules 5320 place count 1364 transition count 2753
Deduced a syphon composed of 442 places in 1 ms
Reduce places removed 442 places and 442 transitions.
Iterating global reduction 14 with 884 rules applied. Total rules applied 6204 place count 922 transition count 2311
Ensure Unique test removed 405 transitions
Reduce isomorphic transitions removed 405 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 14 with 406 rules applied. Total rules applied 6610 place count 922 transition count 1905
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 15 with 1 rules applied. Total rules applied 6611 place count 921 transition count 1905
Symmetric choice reduction at 16 with 10 rule applications. Total rules 6621 place count 921 transition count 1905
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 20 transitions.
Iterating global reduction 16 with 20 rules applied. Total rules applied 6641 place count 911 transition count 1885
Symmetric choice reduction at 16 with 10 rule applications. Total rules 6651 place count 911 transition count 1885
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 10 transitions.
Iterating global reduction 16 with 20 rules applied. Total rules applied 6671 place count 901 transition count 1875
Performed 667 Post agglomeration using F-continuation condition.Transition count delta: 667
Deduced a syphon composed of 667 places in 0 ms
Reduce places removed 667 places and 0 transitions.
Iterating global reduction 16 with 1334 rules applied. Total rules applied 8005 place count 234 transition count 1208
Drop transitions removed 528 transitions
Ensure Unique test removed 124 transitions
Reduce isomorphic transitions removed 652 transitions.
Iterating post reduction 16 with 652 rules applied. Total rules applied 8657 place count 234 transition count 556
Free-agglomeration rule applied 14 times.
Iterating global reduction 17 with 14 rules applied. Total rules applied 8671 place count 234 transition count 542
Reduce places removed 14 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 17 with 18 rules applied. Total rules applied 8689 place count 220 transition count 538
Free-agglomeration rule (complex) applied 9 times.
Iterating global reduction 18 with 9 rules applied. Total rules applied 8698 place count 220 transition count 529
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 18 with 9 rules applied. Total rules applied 8707 place count 211 transition count 529
Symmetric choice reduction at 19 with 2 rule applications. Total rules 8709 place count 211 transition count 529
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 4 transitions.
Iterating global reduction 19 with 4 rules applied. Total rules applied 8713 place count 209 transition count 525
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 19 with 2 rules applied. Total rules applied 8715 place count 209 transition count 525
Partial Post-agglomeration rule applied 53 times.
Drop transitions removed 53 transitions
Iterating global reduction 19 with 53 rules applied. Total rules applied 8768 place count 209 transition count 525
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 19 with 1 rules applied. Total rules applied 8769 place count 209 transition count 524
Drop transitions removed 35 transitions
Redundant transition composition rules discarded 35 transitions
Iterating global reduction 20 with 35 rules applied. Total rules applied 8804 place count 209 transition count 489
Symmetric choice reduction at 20 with 20 rule applications. Total rules 8824 place count 209 transition count 489
Deduced a syphon composed of 20 places in 0 ms
Reduce places removed 20 places and 20 transitions.
Iterating global reduction 20 with 40 rules applied. Total rules applied 8864 place count 189 transition count 469
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 20 with 20 rules applied. Total rules applied 8884 place count 189 transition count 449
Applied a total of 8884 rules in 3093 ms. Remains 189 /2806 variables (removed 2617) and now considering 449/6231 (removed 5782) transitions.
[2021-05-18 23:47:48] [INFO ] Flow matrix only has 319 transitions (discarded 130 similar events)
// Phase 1: matrix 319 rows 189 cols
[2021-05-18 23:47:48] [INFO ] Computed 15 place invariants in 1 ms
[2021-05-18 23:47:48] [INFO ] [Real]Absence check using 5 positive place invariants in 9 ms returned sat
[2021-05-18 23:47:48] [INFO ] [Real]Absence check using 5 positive and 10 generalized place invariants in 5 ms returned sat
[2021-05-18 23:47:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-18 23:47:48] [INFO ] [Real]Absence check using state equation in 159 ms returned sat
[2021-05-18 23:47:48] [INFO ] Solution in real domain found non-integer solution.
[2021-05-18 23:47:48] [INFO ] [Nat]Absence check using 5 positive place invariants in 13 ms returned sat
[2021-05-18 23:47:48] [INFO ] [Nat]Absence check using 5 positive and 10 generalized place invariants in 5 ms returned sat
[2021-05-18 23:47:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-18 23:48:00] [INFO ] [Nat]Absence check using state equation in 11885 ms returned sat
[2021-05-18 23:48:00] [INFO ] State equation strengthened by 2 read => feed constraints.
[2021-05-18 23:48:00] [INFO ] [Nat]Added 2 Read/Feed constraints in 25 ms returned sat
[2021-05-18 23:48:00] [INFO ] Deduced a trap composed of 122 places in 106 ms
[2021-05-18 23:48:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 125 ms
[2021-05-18 23:48:00] [INFO ] Computed and/alt/rep : 298/2187/168 causal constraints in 18 ms.
[2021-05-18 23:48:00] [INFO ] Added : 22 causal constraints over 6 iterations in 164 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 10 ms.
[2021-05-18 23:48:01] [INFO ] Flatten gal took : 408 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/home/mcc/execution
[2021-05-18 23:48:02] [INFO ] Flatten gal took : 385 ms
[2021-05-18 23:48:02] [INFO ] Applying decomposition
[2021-05-18 23:48:02] [INFO ] Input system was already deterministic with 6231 transitions.
[2021-05-18 23:48:02] [INFO ] Too many transitions (6231) to apply POR reductions. Disabling POR matrices.
[2021-05-18 23:48:02] [INFO ] Flatten gal took : 409 ms
[2021-05-18 23:48:03] [INFO ] Built C files in 985ms conformant to PINS in folder :/home/mcc/execution
Running compilation step : CommandLine [args=[gcc, -c, -I/home/mcc/BenchKit//lts_install_dir//include, -I., -std=c99, -fPIC, -O2, model.c], workingDir=/home/mcc/execution]
Compilation finished in 154184 ms.
Running link step : CommandLine [args=[gcc, -shared, -o, gal.so, model.o], workingDir=/home/mcc/execution]
Link finished in 104 ms.
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=8, -p, --pins-guards, --when, -i, genReachabilityFireability08==true], workingDir=/home/mcc/execution]
/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc: error while loading shared libraries: libltdl.so.7: cannot open shared object file: No such file or directory
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Unexpected exception when executing ltsmin :CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=8, -p, --pins-guards, --when, -i, genReachabilityFireability08==true], workingDir=/home/mcc/execution]
127
java.lang.RuntimeException: Unexpected exception when executing ltsmin :CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=8, -p, --pins-guards, --when, -i, genReachabilityFireability08==true], workingDir=/home/mcc/execution]
127
at fr.lip6.move.gal.application.LTSminRunner.checkProperty(LTSminRunner.java:170)
at fr.lip6.move.gal.application.LTSminRunner.access$10(LTSminRunner.java:124)
at fr.lip6.move.gal.application.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:834)

BK_TIME_CONFINEMENT_REACHED

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

+ export BINDIR=/home/mcc/BenchKit/
+ BINDIR=/home/mcc/BenchKit/
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ /home/mcc/BenchKit//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination ReachabilityFireability -z3path /home/mcc/BenchKit//z3/bin/z3 -yices2path /home/mcc/BenchKit//yices/bin/yices -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m -Dfile.encoding=UTF-8 -Dosgi.requiredJavaVersion=1.6

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="MultiCrashLeafsetExtension-PT-S24C05"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="gold2020"
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 2-4028"
echo " Executing tool gold2020"
echo " Input is MultiCrashLeafsetExtension-PT-S24C05, 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 r303-tall-162124171500328"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/MultiCrashLeafsetExtension-PT-S24C05.tgz
mv MultiCrashLeafsetExtension-PT-S24C05 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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;