Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2022-input.r024-tall-165251918000055.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2022-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 2-4028
Executing tool itstools
Input is BridgeAndVehicles-COL-V20P20N20, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r024-tall-165251918000055
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 540K
-rw-r--r-- 1 mcc users 8.4K Apr 29 23:07 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K Apr 29 23:07 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Apr 29 23:05 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Apr 29 23:05 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K May 10 09:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K May 9 07:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 9 07:07 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K May 9 07:07 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 9 07:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Apr 29 23:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 155K Apr 29 23:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 29 23:19 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 75K Apr 29 23:19 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 9 07:07 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 9 07:07 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 10 09:33 equiv_pt
-rw-r--r-- 1 mcc users 10 May 10 09:33 instance
-rw-r--r-- 1 mcc users 5 May 10 09:33 iscolored
-rw-r--r-- 1 mcc users 40K May 10 09:33 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 BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-00
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-01
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-02
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-03
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-04
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-05
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-06
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-07
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-08
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-09
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-10
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-12
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-13
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-14
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1654185055676

Running Version 202205111006
[2022-06-02 15:50:56] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2022-06-02 15:50:56] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-06-02 15:50:57] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2022-06-02 15:50:57] [WARNING] Using fallBack plugin, rng conformance not checked
[2022-06-02 15:50:57] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 610 ms
[2022-06-02 15:50:57] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 78 PT places and 37258.0 transition bindings in 21 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 20 ms.
Working with output stream class java.io.PrintStream
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2022-06-02 15:50:57] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 5 ms.
[2022-06-02 15:50:57] [INFO ] Skeletonized 15 HLPN properties in 0 ms.
Remains 4 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Computed a total of 9 stabilizing places and 6 stable transitions
Graph (complete) has 22 edges and 12 vertex of which 10 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
Incomplete random walk after 100000 steps, including 2 resets, run finished after 228 ms. (steps per millisecond=438 ) properties (out of 6) seen :5
Running SMT prover for 1 properties.
// Phase 1: matrix 10 rows 12 cols
[2022-06-02 15:50:57] [INFO ] Computed 4 place invariants in 18 ms
[2022-06-02 15:50:58] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2022-06-02 15:50:58] [INFO ] After 111ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2022-06-02 15:50:58] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2022-06-02 15:50:58] [INFO ] After 10ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2022-06-02 15:50:58] [INFO ] After 17ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 6 ms.
[2022-06-02 15:50:58] [INFO ] After 64ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2022-06-02 15:50:58] [INFO ] Invariant property BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-04 is trivially false : it is not verified in initial state.
[2022-06-02 15:50:58] [INFO ] Invariant property BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-09 is trivially false : it is not verified in initial state.
[2022-06-02 15:50:58] [INFO ] Flatten gal took : 16 ms
[2022-06-02 15:50:58] [INFO ] Flatten gal took : 2 ms
Arc [13:1*[(MOD (ADD $cpt 1) 21)]] contains successor/predecessor on variables of sort compteur
Arc [1:1*[(MOD (ADD $cA 1) 21)]] contains successor/predecessor on variables of sort voitureA
Arc [6:1*[(MOD (ADD (MOD (MINUS $cB 1) 21) 21) 21)]] contains successor/predecessor on variables of sort voitureB
Arc [14:1*[(MOD (ADD $s 1) 2)]] contains successor/predecessor on variables of sort sens
[2022-06-02 15:50:58] [INFO ] Unfolded HLPN to a Petri net with 78 places and 968 transitions 7350 arcs in 46 ms.
[2022-06-02 15:50:58] [INFO ] Unfolded 15 HLPN properties in 2 ms.
Initial state reduction rules removed 1 formulas.
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 57 resets, run finished after 860 ms. (steps per millisecond=11 ) properties (out of 14) seen :9
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10000 steps, including 24 resets, run finished after 663 ms. (steps per millisecond=15 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 924 ms. (steps per millisecond=10 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 27 resets, run finished after 237 ms. (steps per millisecond=42 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 25 resets, run finished after 1295 ms. (steps per millisecond=7 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 18 resets, run finished after 142 ms. (steps per millisecond=70 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2022-06-02 15:51:02] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 78 cols
[2022-06-02 15:51:02] [INFO ] Computed 7 place invariants in 7 ms
[2022-06-02 15:51:05] [INFO ] [Real]Absence check using 7 positive place invariants in 2 ms returned sat
[2022-06-02 15:51:05] [INFO ] After 302ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:4
[2022-06-02 15:51:05] [INFO ] [Nat]Absence check using 7 positive place invariants in 2 ms returned sat
[2022-06-02 15:51:05] [INFO ] After 101ms SMT Verify possible using state equation in natural domain returned unsat :4 sat :1
[2022-06-02 15:51:05] [INFO ] State equation strengthened by 42 read => feed constraints.
[2022-06-02 15:51:05] [INFO ] After 56ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :4 sat :1
[2022-06-02 15:51:05] [INFO ] After 127ms SMT Verify possible using trap constraints in natural domain returned unsat :4 sat :1
Attempting to minimize the solution found.
Minimization took 153 ms.
[2022-06-02 15:51:05] [INFO ] After 530ms SMT Verify possible using all constraints in natural domain returned unsat :4 sat :1
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-07 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-06 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-02 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-00 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 50 ms.
Support contains 24 out of 78 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 78/78 places, 968/968 transitions.
Graph (complete) has 642 edges and 78 vertex of which 76 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.6 ms
Discarding 2 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 124 ms. Remains 76 /78 variables (removed 2) and now considering 968/968 (removed 0) transitions.
[2022-06-02 15:51:05] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 76 cols
[2022-06-02 15:51:05] [INFO ] Computed 5 place invariants in 3 ms
[2022-06-02 15:51:06] [INFO ] Dead Transitions using invariants and state equation in 409 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 76/78 places, 968/968 transitions.
Incomplete random walk after 1000000 steps, including 5753 resets, run finished after 4433 ms. (steps per millisecond=225 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000000 steps, including 1886 resets, run finished after 2728 ms. (steps per millisecond=366 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 4614032 steps, run timeout after 21001 ms. (steps per millisecond=219 ) properties seen :{}
Probabilistic random walk after 4614032 steps, saw 1066651 distinct states, run finished after 21002 ms. (steps per millisecond=219 ) properties seen :0
Running SMT prover for 1 properties.
[2022-06-02 15:51:34] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 76 cols
[2022-06-02 15:51:34] [INFO ] Computed 5 place invariants in 4 ms
[2022-06-02 15:51:34] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2022-06-02 15:51:34] [INFO ] After 124ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2022-06-02 15:51:34] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2022-06-02 15:51:34] [INFO ] After 78ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2022-06-02 15:51:34] [INFO ] State equation strengthened by 42 read => feed constraints.
[2022-06-02 15:51:34] [INFO ] After 85ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2022-06-02 15:51:34] [INFO ] After 211ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 87 ms.
[2022-06-02 15:51:34] [INFO ] After 418ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 30 ms.
Support contains 24 out of 76 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 76/76 places, 968/968 transitions.
Applied a total of 0 rules in 52 ms. Remains 76 /76 variables (removed 0) and now considering 968/968 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 76/76 places, 968/968 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 76/76 places, 968/968 transitions.
Applied a total of 0 rules in 69 ms. Remains 76 /76 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2022-06-02 15:51:35] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 76 cols
[2022-06-02 15:51:35] [INFO ] Computed 5 place invariants in 4 ms
[2022-06-02 15:51:35] [INFO ] Implicit Places using invariants in 139 ms returned []
[2022-06-02 15:51:35] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 76 cols
[2022-06-02 15:51:35] [INFO ] Computed 5 place invariants in 2 ms
[2022-06-02 15:51:35] [INFO ] State equation strengthened by 42 read => feed constraints.
[2022-06-02 15:51:35] [INFO ] Implicit Places using invariants and state equation in 306 ms returned [23]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 453 ms to find 1 implicit places.
Starting structural reductions in SAFETY mode, iteration 1 : 75/76 places, 968/968 transitions.
Applied a total of 0 rules in 45 ms. Remains 75 /75 variables (removed 0) and now considering 968/968 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 75/76 places, 968/968 transitions.
Incomplete random walk after 1000000 steps, including 5755 resets, run finished after 4073 ms. (steps per millisecond=245 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000000 steps, including 1882 resets, run finished after 2520 ms. (steps per millisecond=396 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 4004027 steps, run timeout after 18001 ms. (steps per millisecond=222 ) properties seen :{}
Probabilistic random walk after 4004027 steps, saw 930478 distinct states, run finished after 18003 ms. (steps per millisecond=222 ) properties seen :0
Running SMT prover for 1 properties.
[2022-06-02 15:52:00] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 75 cols
[2022-06-02 15:52:00] [INFO ] Computed 5 place invariants in 3 ms
[2022-06-02 15:52:00] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2022-06-02 15:52:00] [INFO ] After 125ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2022-06-02 15:52:00] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2022-06-02 15:52:00] [INFO ] After 84ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2022-06-02 15:52:00] [INFO ] State equation strengthened by 42 read => feed constraints.
[2022-06-02 15:52:00] [INFO ] After 124ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2022-06-02 15:52:00] [INFO ] After 192ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 112 ms.
[2022-06-02 15:52:00] [INFO ] After 428ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 33 ms.
Support contains 24 out of 75 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 75/75 places, 968/968 transitions.
Applied a total of 0 rules in 42 ms. Remains 75 /75 variables (removed 0) and now considering 968/968 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 75/75 places, 968/968 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 75/75 places, 968/968 transitions.
Applied a total of 0 rules in 40 ms. Remains 75 /75 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2022-06-02 15:52:00] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 75 cols
[2022-06-02 15:52:00] [INFO ] Computed 5 place invariants in 3 ms
[2022-06-02 15:52:01] [INFO ] Implicit Places using invariants in 123 ms returned []
[2022-06-02 15:52:01] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 75 cols
[2022-06-02 15:52:01] [INFO ] Computed 5 place invariants in 3 ms
[2022-06-02 15:52:01] [INFO ] State equation strengthened by 42 read => feed constraints.
[2022-06-02 15:52:01] [INFO ] Implicit Places using invariants and state equation in 325 ms returned []
Implicit Place search using SMT with State Equation took 452 ms to find 0 implicit places.
[2022-06-02 15:52:01] [INFO ] Redundant transitions in 65 ms returned []
[2022-06-02 15:52:01] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 75 cols
[2022-06-02 15:52:01] [INFO ] Computed 5 place invariants in 1 ms
[2022-06-02 15:52:01] [INFO ] Dead Transitions using invariants and state equation in 291 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 75/75 places, 968/968 transitions.
Incomplete random walk after 1000000 steps, including 5755 resets, run finished after 4063 ms. (steps per millisecond=246 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 1890 resets, run finished after 2565 ms. (steps per millisecond=389 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3953568 steps, run timeout after 18001 ms. (steps per millisecond=219 ) properties seen :{}
Probabilistic random walk after 3953568 steps, saw 919141 distinct states, run finished after 18001 ms. (steps per millisecond=219 ) properties seen :0
Running SMT prover for 1 properties.
[2022-06-02 15:52:26] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 75 cols
[2022-06-02 15:52:26] [INFO ] Computed 5 place invariants in 2 ms
[2022-06-02 15:52:26] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2022-06-02 15:52:26] [INFO ] After 119ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2022-06-02 15:52:26] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2022-06-02 15:52:26] [INFO ] After 80ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2022-06-02 15:52:26] [INFO ] State equation strengthened by 42 read => feed constraints.
[2022-06-02 15:52:26] [INFO ] After 134ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2022-06-02 15:52:26] [INFO ] After 202ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 105 ms.
[2022-06-02 15:52:26] [INFO ] After 429ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 27 ms.
Support contains 24 out of 75 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 75/75 places, 968/968 transitions.
Applied a total of 0 rules in 39 ms. Remains 75 /75 variables (removed 0) and now considering 968/968 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 75/75 places, 968/968 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 75/75 places, 968/968 transitions.
Applied a total of 0 rules in 38 ms. Remains 75 /75 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2022-06-02 15:52:27] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 75 cols
[2022-06-02 15:52:27] [INFO ] Computed 5 place invariants in 2 ms
[2022-06-02 15:52:27] [INFO ] Implicit Places using invariants in 125 ms returned []
[2022-06-02 15:52:27] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 75 cols
[2022-06-02 15:52:27] [INFO ] Computed 5 place invariants in 1 ms
[2022-06-02 15:52:27] [INFO ] State equation strengthened by 42 read => feed constraints.
[2022-06-02 15:52:27] [INFO ] Implicit Places using invariants and state equation in 320 ms returned []
Implicit Place search using SMT with State Equation took 447 ms to find 0 implicit places.
[2022-06-02 15:52:27] [INFO ] Redundant transitions in 15 ms returned []
[2022-06-02 15:52:27] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 75 cols
[2022-06-02 15:52:27] [INFO ] Computed 5 place invariants in 1 ms
[2022-06-02 15:52:27] [INFO ] Dead Transitions using invariants and state equation in 299 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 75/75 places, 968/968 transitions.
Ensure Unique test removed 798 transitions
Reduce isomorphic transitions removed 798 transitions.
Iterating post reduction 0 with 798 rules applied. Total rules applied 798 place count 75 transition count 170
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 802 place count 73 transition count 168
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 803 place count 73 transition count 167
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 804 place count 72 transition count 167
Applied a total of 804 rules in 12 ms. Remains 72 /75 variables (removed 3) and now considering 167/968 (removed 801) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 167 rows 72 cols
[2022-06-02 15:52:27] [INFO ] Computed 5 place invariants in 2 ms
[2022-06-02 15:52:27] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2022-06-02 15:52:27] [INFO ] After 98ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2022-06-02 15:52:27] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2022-06-02 15:52:28] [INFO ] After 88ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2022-06-02 15:52:28] [INFO ] State equation strengthened by 1 read => feed constraints.
[2022-06-02 15:52:28] [INFO ] After 60ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2022-06-02 15:52:28] [INFO ] After 124ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 72 ms.
[2022-06-02 15:52:28] [INFO ] After 311ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2022-06-02 15:52:28] [INFO ] Flatten gal took : 30 ms
[2022-06-02 15:52:28] [INFO ] Flatten gal took : 19 ms
[2022-06-02 15:52:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4200133487090324442.gal : 9 ms
[2022-06-02 15:52:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15573047523487821508.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4200133487090324442.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15573047523487821508.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /tmp...320
Loading property file /tmp/ReachabilityCardinality15573047523487821508.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 14
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :14 after 28
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :28 after 56
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :56 after 82
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :82 after 820
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :820 after 23452
Invariant property BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11 does not hold.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 257 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,321112,0.145576,7388,2,3816,14,14841,6,0,459,7363,0
Total reachable state count : 321112

Verifying 1 reachability properties.
Invariant property BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11,3760,0.188748,7388,2,334,14,14841,7,0,560,7363,0
[2022-06-02 15:52:28] [INFO ] Flatten gal took : 78 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin7411943040583177965
[2022-06-02 15:52:28] [INFO ] Computing symmetric may disable matrix : 968 transitions.
[2022-06-02 15:52:28] [INFO ] Applying decomposition
[2022-06-02 15:52:28] [INFO ] Computation of Complete disable matrix. took 54 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-06-02 15:52:28] [INFO ] Flatten gal took : 83 ms
[2022-06-02 15:52:28] [INFO ] Computing symmetric may enable matrix : 968 transitions.
[2022-06-02 15:52:28] [INFO ] Flatten gal took : 187 ms
[2022-06-02 15:52:28] [INFO ] Computation of Complete enable matrix. took 64 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-06-02 15:52:29] [INFO ] Input system was already deterministic with 968 transitions.
Converted graph to binary with : '/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202205111006/bin/convert-linux64' '-i' '/tmp/graph7603002908614716657.txt' '-o' '/tmp/graph7603002908614716657.bin' '-w' '/tmp/graph7603002908614716657.weights'
Built communities with : '/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202205111006/bin/louvain-linux64' '/tmp/graph7603002908614716657.bin' '-l' '-1' '-v' '-w' '/tmp/graph7603002908614716657.weights' '-q' '0' '-e' '0.001'
[2022-06-02 15:52:29] [INFO ] Decomposing Gal with order
[2022-06-02 15:52:29] [INFO ] Rewriting arrays to variables to allow decomposition.
[2022-06-02 15:52:29] [INFO ] Computing Do-Not-Accords matrix : 968 transitions.
[2022-06-02 15:52:29] [INFO ] Computation of Completed DNA matrix. took 54 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-06-02 15:52:29] [INFO ] Built C files in 620ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7411943040583177965
Running compilation step : cd /tmp/ltsmin7411943040583177965;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/limit_time.pl' '720' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2022-06-02 15:52:29] [INFO ] Ran tautology test, simplified 0 / 1 in 603 ms.
[2022-06-02 15:52:29] [INFO ] BMC solution for property BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11(UNSAT) depth K=0 took 4 ms
[2022-06-02 15:52:29] [INFO ] BMC solution for property BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11(UNSAT) depth K=1 took 4 ms
[2022-06-02 15:52:29] [INFO ] BMC solution for property BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11(UNSAT) depth K=2 took 68 ms
[2022-06-02 15:52:30] [INFO ] Removed a total of 1832 redundant transitions.
[2022-06-02 15:52:30] [INFO ] BMC solution for property BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11(UNSAT) depth K=3 took 378 ms
[2022-06-02 15:52:30] [INFO ] Flatten gal took : 709 ms
Presburger conditions satisfied. Using coverability to approximate state space in K-Induction.
Normalized transition count is 170 out of 968 initially.
// Phase 1: matrix 170 rows 75 cols
[2022-06-02 15:52:30] [INFO ] Computed 5 place invariants in 2 ms
[2022-06-02 15:52:30] [INFO ] Computed 5 place invariants in 5 ms
[2022-06-02 15:52:30] [INFO ] Fuse similar labels procedure discarded/fused a total of 215 labels/synchronizations in 40 ms.
[2022-06-02 15:52:30] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability13114455340579409840.gal : 3 ms
[2022-06-02 15:52:30] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability1401559020035361252.prop : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability13114455340579409840.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability1401559020035361252.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /tmp...299
Loading property file /tmp/ReachabilityFireability1401559020035361252.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 34
[2022-06-02 15:52:30] [INFO ] Proved 75 variables to be positive in 412 ms
[2022-06-02 15:52:30] [INFO ] Induction result is SAT, non conclusive we might be starting from unreachable statesBridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11
[2022-06-02 15:52:30] [INFO ] KInduction solution for property BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11(SAT) depth K=0 took 5 ms
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :34 after 1012
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1012 after 1048
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :1048 after 1652
[2022-06-02 15:52:30] [INFO ] Induction result is SAT, non conclusive we might be starting from unreachable statesBridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11
[2022-06-02 15:52:30] [INFO ] KInduction solution for property BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11(SAT) depth K=1 took 316 ms
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :1652 after 3768
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :3768 after 9000
[2022-06-02 15:52:31] [INFO ] BMC solution for property BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11(UNSAT) depth K=4 took 1187 ms
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :9000 after 14070
[2022-06-02 15:52:31] [INFO ] Induction result is SAT, non conclusive we might be starting from unreachable statesBridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11
[2022-06-02 15:52:31] [INFO ] KInduction solution for property BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11(SAT) depth K=2 took 849 ms
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :14070 after 24595
[2022-06-02 15:52:33] [INFO ] Induction result is SAT, non conclusive we might be starting from unreachable statesBridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11
[2022-06-02 15:52:33] [INFO ] KInduction solution for property BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11(SAT) depth K=3 took 1870 ms
Compilation finished in 4388 ms.
Running link step : cd /tmp/ltsmin7411943040583177965;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 72 ms.
Running LTSmin : cd /tmp/ltsmin7411943040583177965;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'BridgeAndVehiclesCOLV20P20N20ReachabilityFireability11==true'
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :24595 after 46326
[2022-06-02 15:52:38] [INFO ] BMC solution for property BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11(UNSAT) depth K=5 took 6857 ms
[2022-06-02 15:52:54] [INFO ] Induction result is SAT, non conclusive we might be starting from unreachable statesBridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11
[2022-06-02 15:52:54] [INFO ] KInduction solution for property BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11(SAT) depth K=4 took 20602 ms
[2022-06-02 15:53:08] [INFO ] Induction result is SAT, non conclusive we might be starting from unreachable statesBridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11
[2022-06-02 15:53:08] [INFO ] KInduction solution for property BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11(SAT) depth K=5 took 13910 ms
[2022-06-02 15:53:09] [INFO ] BMC solution for property BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11(UNSAT) depth K=6 took 31106 ms
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :313358 after 453249
[2022-06-02 15:54:13] [INFO ] Induction result is SAT, non conclusive we might be starting from unreachable statesBridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11
[2022-06-02 15:54:13] [INFO ] KInduction solution for property BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11(SAT) depth K=6 took 64942 ms
[2022-06-02 15:54:48] [INFO ] BMC solution for property BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11(UNSAT) depth K=7 took 98994 ms
[2022-06-02 15:57:10] [INFO ] Induction result is SAT, non conclusive we might be starting from unreachable statesBridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11
[2022-06-02 15:57:10] [INFO ] KInduction solution for property BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11(SAT) depth K=7 took 177021 ms
[2022-06-02 15:57:15] [INFO ] BMC solution for property BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11(UNSAT) depth K=8 took 147068 ms
[2022-06-02 16:00:43] [INFO ] Induction result is SAT, non conclusive we might be starting from unreachable statesBridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11
[2022-06-02 16:00:43] [INFO ] KInduction solution for property BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11(SAT) depth K=8 took 213661 ms
[2022-06-02 16:01:36] [INFO ] BMC solution for property BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11(UNSAT) depth K=9 took 261112 ms
[2022-06-02 16:06:28] [INFO ] Induction result is SAT, non conclusive we might be starting from unreachable statesBridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11
[2022-06-02 16:06:28] [INFO ] KInduction solution for property BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11(SAT) depth K=9 took 344514 ms
Detected timeout of ITS tools.
[2022-06-02 16:13:00] [INFO ] Applying decomposition
[2022-06-02 16:13:00] [INFO ] Flatten gal took : 160 ms
[2022-06-02 16:13:00] [INFO ] Decomposing Gal with order
[2022-06-02 16:13:00] [INFO ] Rewriting arrays to variables to allow decomposition.
[2022-06-02 16:13:01] [INFO ] Removed a total of 5311 redundant transitions.
[2022-06-02 16:13:01] [INFO ] Flatten gal took : 373 ms
[2022-06-02 16:13:01] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 74 ms.
[2022-06-02 16:13:01] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability178661500357331572.gal : 42 ms
[2022-06-02 16:13:01] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability14295969190922176577.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability178661500357331572.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability14295969190922176577.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /tmp...298
Loading property file /tmp/ReachabilityFireability14295969190922176577.prop.
[2022-06-02 16:13:36] [INFO ] Induction result is SAT, non conclusive we might be starting from unreachable statesBridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11
[2022-06-02 16:13:36] [INFO ] KInduction solution for property BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11(SAT) depth K=10 took 428154 ms
[2022-06-02 16:18:20] [INFO ] BMC solution for property BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11(UNSAT) depth K=10 took 1003796 ms
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,9.78361e+06,151.548,2238192,1.07134e+06,32,5.27489e+06,1694,1222,4.37603e+06,18,1899,0
Total reachable state count : 9783606

Verifying 1 reachability properties.
Invariant property BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11 is true.
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11,0,183.738,2238192,1,0,5.27489e+06,1694,1320,4.37603e+06,20,1899,12860042
[2022-06-02 16:21:28] [WARNING] Interrupting SMT solver.
[2022-06-02 16:21:29] [WARNING] SMT solver unexpectedly returned 'unknown' answer, retrying.
java.lang.RuntimeException: SMT solver raised an exception or timeout :(error "Failed to check-sat")
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:299)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:307)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.verifyAssertion(NextBMCSolver.java:454)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.verify(NextBMCSolver.java:437)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd.runBMC(Gal2SMTFrontEnd.java:385)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd$1.run(Gal2SMTFrontEnd.java:164)
at java.base/java.lang.Thread.run(Thread.java:829)
[2022-06-02 16:21:29] [WARNING] Unexpected error occurred while running SMT. Was verifying BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11 SMT depth 11
java.lang.RuntimeException: java.lang.RuntimeException: SMT solver raised an exception or timeout :(error "Failed to check-sat")
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd.runBMC(Gal2SMTFrontEnd.java:411)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd$1.run(Gal2SMTFrontEnd.java:164)
at java.base/java.lang.Thread.run(Thread.java:829)
Caused by: java.lang.RuntimeException: SMT solver raised an exception or timeout :(error "Failed to check-sat")
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:299)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:307)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.verifyAssertion(NextBMCSolver.java:454)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.verify(NextBMCSolver.java:437)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd.runBMC(Gal2SMTFrontEnd.java:385)
... 2 more
[2022-06-02 16:21:29] [INFO ] During BMC, SMT solver timed out at depth 11
[2022-06-02 16:21:29] [INFO ] BMC solving timed out (3600000 secs) at depth 11
[2022-06-02 16:21:29] [WARNING] SMT solver unexpectedly returned 'unknown' answer, retrying.
java.lang.RuntimeException: SMT solver raised an exception or timeout :(error "Failed to check-sat")
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:299)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:307)
at fr.lip6.move.gal.gal2smt.bmc.KInductionSolver.verify(KInductionSolver.java:587)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd.runKInduction(Gal2SMTFrontEnd.java:306)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd$2.run(Gal2SMTFrontEnd.java:171)
at java.base/java.lang.Thread.run(Thread.java:829)
[2022-06-02 16:21:29] [WARNING] Unexpected error occurred while running SMT. Was verifying BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-11 K-induction depth 11
Exception in thread "Thread-7" java.lang.RuntimeException: java.lang.RuntimeException: SMT solver raised an exception or timeout :(error "Failed to check-sat")
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd.runKInduction(Gal2SMTFrontEnd.java:344)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd$2.run(Gal2SMTFrontEnd.java:171)
at java.base/java.lang.Thread.run(Thread.java:829)
Caused by: java.lang.RuntimeException: SMT solver raised an exception or timeout :(error "Failed to check-sat")
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:299)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:307)
at fr.lip6.move.gal.gal2smt.bmc.KInductionSolver.verify(KInductionSolver.java:587)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd.runKInduction(Gal2SMTFrontEnd.java:306)
... 2 more
[2022-06-02 16:21:29] [INFO ] SMT solved 0/ 1 properties. Interrupting SMT analysis.
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Total runtime 1832230 ms.

BK_STOP 1654186889226

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

+ export LANG=C
+ LANG=C
+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ export PYTHONPATH=/usr/lib/python3.9/site-packages/
+ PYTHONPATH=/usr/lib/python3.9/site-packages/
+ export LD_LIBRARY_PATH=/usr/local/lib:
+ LD_LIBRARY_PATH=/usr/local/lib:
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202205111006.jar
+ VERSION=202205111006
+ echo 'Running Version 202205111006'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data @none -pnfolder /home/mcc/execution -examination ReachabilityFireability -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=@none -Xss128m -Xms40m -Xmx8192m

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="BridgeAndVehicles-COL-V20P20N20"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itstools"
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 itstools"
echo " Input is BridgeAndVehicles-COL-V20P20N20, 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 r024-tall-165251918000055"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V20P20N20.tgz
mv BridgeAndVehicles-COL-V20P20N20 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 ;