Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r229-tall-167856414000973.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool itstools
Input is MultiCrashLeafsetExtension-PT-S32C12, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r229-tall-167856414000973
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 37M
-rw-r--r-- 1 mcc users 14K Feb 26 02:29 CTLCardinality.txt
-rw-r--r-- 1 mcc users 87K Feb 26 02:29 CTLCardinality.xml
-rw-r--r-- 1 mcc users 13K Feb 26 02:23 CTLFireability.txt
-rw-r--r-- 1 mcc users 71K Feb 26 02:23 CTLFireability.xml
-rw-r--r-- 1 mcc users 7.1K Feb 25 16:26 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K Feb 25 16:26 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K Feb 25 16:26 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Feb 25 16:26 LTLFireability.xml
-rw-r--r-- 1 mcc users 20K Feb 26 02:49 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 110K Feb 26 02:49 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 17K Feb 26 02:39 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K Feb 26 02:39 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 16:26 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.5K Feb 25 16:26 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 37M Mar 5 18:22 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of positive values
NUM_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-00
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-01
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-02
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-03
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-04
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-05
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-06
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-07
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-08
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-09
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-10
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-11
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-12
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-13
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-14
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1679645761186

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=MultiCrashLeafsetExtension-PT-S32C12
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202303021504
[2023-03-24 08:16:02] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2023-03-24 08:16:02] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-24 08:16:03] [INFO ] Load time of PNML (sax parser for PT used): 1116 ms
[2023-03-24 08:16:03] [INFO ] Transformed 36724 places.
[2023-03-24 08:16:04] [INFO ] Transformed 54827 transitions.
[2023-03-24 08:16:04] [INFO ] Parsed PT model containing 36724 places and 54827 transitions and 203278 arcs in 1378 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 10 ms.
Normalized transition count is 53771 out of 54827 initially.
// Phase 1: matrix 53771 rows 36724 cols
[2023-03-24 08:16:14] [INFO ] Computed 2033 place invariants in 9663 ms
Incomplete random walk after 10000 steps, including 81 resets, run finished after 515 ms. (steps per millisecond=19 ) properties (out of 16) seen :3
Incomplete Best-First random walk after 10001 steps, including 12 resets, run finished after 121 ms. (steps per millisecond=82 ) properties (out of 16) seen :1
Incomplete Best-First random walk after 10001 steps, including 12 resets, run finished after 118 ms. (steps per millisecond=84 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 10000 steps, including 13 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 16) seen :1
Incomplete Best-First random walk after 10001 steps, including 12 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 10000 steps, including 12 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 10000 steps, including 12 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 10001 steps, including 12 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 16) seen :1
Incomplete Best-First random walk after 10001 steps, including 12 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 10000 steps, including 12 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 10001 steps, including 12 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 16) seen :1
Incomplete Best-First random walk after 10001 steps, including 12 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 10001 steps, including 12 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 16) seen :1
Incomplete Best-First random walk after 10001 steps, including 12 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 16) seen :1
Incomplete Best-First random walk after 10001 steps, including 12 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 10001 steps, including 12 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 10001 steps, including 12 resets, run finished after 124 ms. (steps per millisecond=80 ) properties (out of 16) seen :2
[2023-03-24 08:16:16] [INFO ] Flow matrix only has 53771 transitions (discarded 1056 similar events)
// Phase 1: matrix 53771 rows 36724 cols
[2023-03-24 08:16:25] [INFO ] Computed 2033 place invariants in 8760 ms
Current structural bounds on expressions (after SMT) : [33, 1, 33, 1, 33, 33, 99, 33, 1, 33, 99, 33, 99, 33, 33, 33] Max seen :[0, 0, 1, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 0, 1]
Support contains 16 out of 36724 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 36724/36724 places, 54827/54827 transitions.
Graph (complete) has 119009 edges and 36724 vertex of which 36664 are kept as prefixes of interest. Removing 60 places using SCC suffix rule.78 ms
Discarding 60 places :
Also discarding 0 output transitions
Drop transitions removed 12645 transitions
Trivial Post-agglo rules discarded 12645 transitions
Performed 12645 trivial Post agglomeration. Transition count delta: 12645
Iterating post reduction 0 with 12645 rules applied. Total rules applied 12646 place count 36664 transition count 42182
Reduce places removed 12645 places and 0 transitions.
Performed 19 Post agglomeration using F-continuation condition.Transition count delta: 19
Iterating post reduction 1 with 12664 rules applied. Total rules applied 25310 place count 24019 transition count 42163
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 2 with 19 rules applied. Total rules applied 25329 place count 24000 transition count 42163
Performed 791 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 791 Pre rules applied. Total rules applied 25329 place count 24000 transition count 41372
Deduced a syphon composed of 791 places in 73 ms
Reduce places removed 791 places and 0 transitions.
Iterating global reduction 3 with 1582 rules applied. Total rules applied 26911 place count 23209 transition count 41372
Performed 33 Post agglomeration using F-continuation condition.Transition count delta: 33
Deduced a syphon composed of 33 places in 57 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 3 with 66 rules applied. Total rules applied 26977 place count 23176 transition count 41339
Free-agglomeration rule (complex) applied 1579 times.
Iterating global reduction 3 with 1579 rules applied. Total rules applied 28556 place count 23176 transition count 39760
Reduce places removed 1579 places and 0 transitions.
Iterating post reduction 3 with 1579 rules applied. Total rules applied 30135 place count 21597 transition count 39760
Partial Free-agglomeration rule applied 5253 times.
Drop transitions removed 5253 transitions
Iterating global reduction 4 with 5253 rules applied. Total rules applied 35388 place count 21597 transition count 39760
Applied a total of 35388 rules in 14104 ms. Remains 21597 /36724 variables (removed 15127) and now considering 39760/54827 (removed 15067) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14113 ms. Remains : 21597/36724 places, 39760/54827 transitions.
Normalized transition count is 38194 out of 39760 initially.
// Phase 1: matrix 38194 rows 21597 cols
[2023-03-24 08:18:15] [INFO ] Computed 1973 place invariants in 15591 ms
FORMULA MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Interrupted random walk after 237459 steps, including 3225 resets, run timeout after 30001 ms. (steps per millisecond=7 ) properties seen 5
FORMULA MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 362945 steps, including 502 resets, run timeout after 5001 ms. (steps per millisecond=72 ) properties seen 0
Interrupted Best-First random walk after 359344 steps, including 497 resets, run timeout after 5001 ms. (steps per millisecond=71 ) properties seen 1
Interrupted Best-First random walk after 348668 steps, including 483 resets, run timeout after 5001 ms. (steps per millisecond=69 ) properties seen 0
Interrupted Best-First random walk after 348328 steps, including 482 resets, run timeout after 5001 ms. (steps per millisecond=69 ) properties seen 0
Interrupted Best-First random walk after 344678 steps, including 477 resets, run timeout after 5001 ms. (steps per millisecond=68 ) properties seen 1
Interrupted Best-First random walk after 357548 steps, including 495 resets, run timeout after 5001 ms. (steps per millisecond=71 ) properties seen 0
Interrupted Best-First random walk after 359198 steps, including 497 resets, run timeout after 5001 ms. (steps per millisecond=71 ) properties seen 1
[2023-03-24 08:19:20] [INFO ] Flow matrix only has 38194 transitions (discarded 1566 similar events)
// Phase 1: matrix 38194 rows 21597 cols
[2023-03-24 08:19:37] [INFO ] Computed 1973 place invariants in 17628 ms
[2023-03-24 08:19:41] [INFO ] [Real]Absence check using 65 positive place invariants in 956 ms returned sat
[2023-03-24 08:19:43] [INFO ] [Real]Absence check using 65 positive and 1908 generalized place invariants in 1620 ms returned sat
[2023-03-24 08:19:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-24 08:20:23] [INFO ] [Real]Absence check using state equation in 39922 ms returned unknown
[2023-03-24 08:20:26] [INFO ] [Real]Absence check using 65 positive place invariants in 919 ms returned sat
[2023-03-24 08:20:28] [INFO ] [Real]Absence check using 65 positive and 1908 generalized place invariants in 1950 ms returned sat
[2023-03-24 08:20:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-24 08:21:08] [INFO ] [Real]Absence check using state equation in 39633 ms returned unknown
[2023-03-24 08:21:11] [INFO ] [Real]Absence check using 65 positive place invariants in 869 ms returned sat
[2023-03-24 08:21:12] [INFO ] [Real]Absence check using 65 positive and 1908 generalized place invariants in 1131 ms returned sat
[2023-03-24 08:21:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-24 08:21:53] [INFO ] [Real]Absence check using state equation in 40643 ms returned unknown
[2023-03-24 08:21:56] [INFO ] [Real]Absence check using 65 positive place invariants in 898 ms returned sat
[2023-03-24 08:21:57] [INFO ] [Real]Absence check using 65 positive and 1908 generalized place invariants in 1307 ms returned sat
[2023-03-24 08:21:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-24 08:22:38] [INFO ] [Real]Absence check using state equation in 40395 ms returned unknown
[2023-03-24 08:22:41] [INFO ] [Real]Absence check using 65 positive place invariants in 851 ms returned sat
[2023-03-24 08:22:42] [INFO ] [Real]Absence check using 65 positive and 1908 generalized place invariants in 1434 ms returned sat
[2023-03-24 08:22:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-24 08:23:23] [INFO ] [Real]Absence check using state equation in 40451 ms returned unknown
[2023-03-24 08:23:26] [INFO ] [Real]Absence check using 65 positive place invariants in 888 ms returned sat
[2023-03-24 08:23:27] [INFO ] [Real]Absence check using 65 positive and 1908 generalized place invariants in 739 ms returned unsat
[2023-03-24 08:23:30] [INFO ] [Real]Absence check using 65 positive place invariants in 866 ms returned sat
[2023-03-24 08:23:31] [INFO ] [Real]Absence check using 65 positive and 1908 generalized place invariants in 1196 ms returned unsat
Current structural bounds on expressions (after SMT) : [1, 1, 1, 2, 1, 1, 1] Max seen :[0, 0, 0, 0, 0, 1, 1]
FORMULA MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Support contains 5 out of 21597 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21597/21597 places, 39760/39760 transitions.
Drop transitions removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 21597 transition count 39753
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 14 place count 21590 transition count 39753
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 14 place count 21590 transition count 39752
Deduced a syphon composed of 1 places in 28 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 16 place count 21589 transition count 39752
Free-agglomeration rule (complex) applied 9 times.
Iterating global reduction 2 with 9 rules applied. Total rules applied 25 place count 21589 transition count 39743
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 34 place count 21580 transition count 39743
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 35 place count 21580 transition count 39743
Applied a total of 35 rules in 4731 ms. Remains 21580 /21597 variables (removed 17) and now considering 39743/39760 (removed 17) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4731 ms. Remains : 21580/21597 places, 39743/39760 transitions.
Normalized transition count is 38177 out of 39743 initially.
// Phase 1: matrix 38177 rows 21580 cols
[2023-03-24 08:23:52] [INFO ] Computed 1973 place invariants in 16580 ms
Interrupted random walk after 232479 steps, including 3160 resets, run timeout after 30002 ms. (steps per millisecond=7 ) properties seen 0
Interrupted Best-First random walk after 359591 steps, including 498 resets, run timeout after 5001 ms. (steps per millisecond=71 ) properties seen 0
Interrupted Best-First random walk after 362965 steps, including 503 resets, run timeout after 5001 ms. (steps per millisecond=72 ) properties seen 0
Interrupted Best-First random walk after 361632 steps, including 501 resets, run timeout after 5001 ms. (steps per millisecond=72 ) properties seen 0
Interrupted Best-First random walk after 367713 steps, including 509 resets, run timeout after 5001 ms. (steps per millisecond=73 ) properties seen 0
Interrupted Best-First random walk after 365443 steps, including 506 resets, run timeout after 5001 ms. (steps per millisecond=73 ) properties seen 0
[2023-03-24 08:24:47] [INFO ] Flow matrix only has 38177 transitions (discarded 1566 similar events)
// Phase 1: matrix 38177 rows 21580 cols
[2023-03-24 08:25:04] [INFO ] Computed 1973 place invariants in 16433 ms
[2023-03-24 08:25:07] [INFO ] [Real]Absence check using 65 positive place invariants in 907 ms returned sat
[2023-03-24 08:25:08] [INFO ] [Real]Absence check using 65 positive and 1908 generalized place invariants in 1403 ms returned sat
[2023-03-24 08:25:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-24 08:25:49] [INFO ] [Real]Absence check using state equation in 40355 ms returned unknown
[2023-03-24 08:25:52] [INFO ] [Real]Absence check using 65 positive place invariants in 896 ms returned sat
[2023-03-24 08:25:54] [INFO ] [Real]Absence check using 65 positive and 1908 generalized place invariants in 1633 ms returned sat
[2023-03-24 08:25:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-24 08:26:34] [INFO ] [Real]Absence check using state equation in 40064 ms returned unknown
[2023-03-24 08:26:37] [INFO ] [Real]Absence check using 65 positive place invariants in 899 ms returned sat
[2023-03-24 08:26:39] [INFO ] [Real]Absence check using 65 positive and 1908 generalized place invariants in 1422 ms returned sat
[2023-03-24 08:26:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-24 08:27:19] [INFO ] [Real]Absence check using state equation in 40152 ms returned unknown
[2023-03-24 08:27:22] [INFO ] [Real]Absence check using 65 positive place invariants in 891 ms returned sat
[2023-03-24 08:27:23] [INFO ] [Real]Absence check using 65 positive and 1908 generalized place invariants in 1347 ms returned sat
[2023-03-24 08:27:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-24 08:28:04] [INFO ] [Real]Absence check using state equation in 40424 ms returned unknown
[2023-03-24 08:28:07] [INFO ] [Real]Absence check using 65 positive place invariants in 878 ms returned sat
[2023-03-24 08:28:08] [INFO ] [Real]Absence check using 65 positive and 1908 generalized place invariants in 1344 ms returned sat
[2023-03-24 08:28:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-24 08:28:49] [INFO ] [Real]Absence check using state equation in 40499 ms returned unknown
Current structural bounds on expressions (after SMT) : [1, 1, 1, 2, 1] Max seen :[0, 0, 0, 0, 0]
Support contains 5 out of 21580 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21580/21580 places, 39743/39743 transitions.
Applied a total of 0 rules in 1449 ms. Remains 21580 /21580 variables (removed 0) and now considering 39743/39743 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1450 ms. Remains : 21580/21580 places, 39743/39743 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21580/21580 places, 39743/39743 transitions.
Applied a total of 0 rules in 1438 ms. Remains 21580 /21580 variables (removed 0) and now considering 39743/39743 (removed 0) transitions.
[2023-03-24 08:28:52] [INFO ] Flow matrix only has 38177 transitions (discarded 1566 similar events)
[2023-03-24 08:28:52] [INFO ] Invariant cache hit.
[2023-03-24 08:28:54] [INFO ] Implicit Places using invariants in 1733 ms returned []
Implicit Place search using SMT only with invariants took 1734 ms to find 0 implicit places.
[2023-03-24 08:28:54] [INFO ] Flow matrix only has 38177 transitions (discarded 1566 similar events)
[2023-03-24 08:28:54] [INFO ] Invariant cache hit.
[2023-03-24 08:28:55] [INFO ] Dead Transitions using invariants and state equation in 1640 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4820 ms. Remains : 21580/21580 places, 39743/39743 transitions.
Starting property specific reduction for MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-00
Normalized transition count is 38177 out of 39743 initially.
// Phase 1: matrix 38177 rows 21580 cols
[2023-03-24 08:29:10] [INFO ] Computed 1973 place invariants in 14467 ms
Incomplete random walk after 10000 steps, including 136 resets, run finished after 1266 ms. (steps per millisecond=7 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 13 resets, run finished after 141 ms. (steps per millisecond=70 ) properties (out of 1) seen :0
[2023-03-24 08:29:11] [INFO ] Flow matrix only has 38177 transitions (discarded 1566 similar events)
// Phase 1: matrix 38177 rows 21580 cols
[2023-03-24 08:29:26] [INFO ] Computed 1973 place invariants in 15272 ms
[2023-03-24 08:29:30] [INFO ] [Real]Absence check using 65 positive place invariants in 862 ms returned sat
[2023-03-24 08:29:31] [INFO ] [Real]Absence check using 65 positive and 1908 generalized place invariants in 1318 ms returned sat
[2023-03-24 08:29:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-24 08:29:31] [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
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:899)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2618)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:186)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:733)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 21580 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21580/21580 places, 39743/39743 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 21580 transition count 39742
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 21579 transition count 39742
Applied a total of 2 rules in 2988 ms. Remains 21579 /21580 variables (removed 1) and now considering 39742/39743 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2991 ms. Remains : 21579/21580 places, 39742/39743 transitions.
Normalized transition count is 38176 out of 39742 initially.
// Phase 1: matrix 38176 rows 21579 cols
[2023-03-24 08:29:49] [INFO ] Computed 1973 place invariants in 14610 ms
Interrupted random walk after 241718 steps, including 3286 resets, run timeout after 30001 ms. (steps per millisecond=8 ) properties seen 0
Interrupted Best-First random walk after 362161 steps, including 501 resets, run timeout after 5001 ms. (steps per millisecond=72 ) properties seen 0
[2023-03-24 08:30:24] [INFO ] Flow matrix only has 38176 transitions (discarded 1566 similar events)
// Phase 1: matrix 38176 rows 21579 cols
[2023-03-24 08:30:39] [INFO ] Computed 1973 place invariants in 14458 ms
[2023-03-24 08:30:42] [INFO ] [Real]Absence check using 65 positive place invariants in 865 ms returned sat
[2023-03-24 08:30:43] [INFO ] [Real]Absence check using 65 positive and 1908 generalized place invariants in 1182 ms returned sat
[2023-03-24 08:30:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-24 08:31:24] [INFO ] [Real]Absence check using state equation in 40460 ms returned unknown
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 21579 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21579/21579 places, 39742/39742 transitions.
Applied a total of 0 rules in 1442 ms. Remains 21579 /21579 variables (removed 0) and now considering 39742/39742 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1444 ms. Remains : 21579/21579 places, 39742/39742 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21579/21579 places, 39742/39742 transitions.
Applied a total of 0 rules in 1429 ms. Remains 21579 /21579 variables (removed 0) and now considering 39742/39742 (removed 0) transitions.
[2023-03-24 08:31:27] [INFO ] Flow matrix only has 38176 transitions (discarded 1566 similar events)
[2023-03-24 08:31:27] [INFO ] Invariant cache hit.
[2023-03-24 08:31:28] [INFO ] Implicit Places using invariants in 1704 ms returned []
Implicit Place search using SMT only with invariants took 1706 ms to find 0 implicit places.
[2023-03-24 08:31:28] [INFO ] Flow matrix only has 38176 transitions (discarded 1566 similar events)
[2023-03-24 08:31:28] [INFO ] Invariant cache hit.
[2023-03-24 08:31:30] [INFO ] Dead Transitions using invariants and state equation in 1677 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4824 ms. Remains : 21579/21579 places, 39742/39742 transitions.
Ending property specific reduction for MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-00 in 154719 ms.
Starting property specific reduction for MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-01
Normalized transition count is 38177 out of 39743 initially.
// Phase 1: matrix 38177 rows 21580 cols
[2023-03-24 08:31:45] [INFO ] Computed 1973 place invariants in 14542 ms
Incomplete random walk after 10000 steps, including 135 resets, run finished after 1254 ms. (steps per millisecond=7 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 13 resets, run finished after 138 ms. (steps per millisecond=72 ) properties (out of 1) seen :0
[2023-03-24 08:31:46] [INFO ] Flow matrix only has 38177 transitions (discarded 1566 similar events)
// Phase 1: matrix 38177 rows 21580 cols
[2023-03-24 08:32:01] [INFO ] Computed 1973 place invariants in 15010 ms
[2023-03-24 08:32:04] [INFO ] [Real]Absence check using 65 positive place invariants in 926 ms returned sat
[2023-03-24 08:32:06] [INFO ] [Real]Absence check using 65 positive and 1908 generalized place invariants in 1554 ms returned sat
[2023-03-24 08:32:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-24 08:32:06] [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: Broken pipe")... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:899)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2618)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:186)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:733)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 21580 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21580/21580 places, 39743/39743 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 21580 transition count 39742
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 21579 transition count 39742
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 21579 transition count 39740
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 6 place count 21577 transition count 39740
Applied a total of 6 rules in 3248 ms. Remains 21577 /21580 variables (removed 3) and now considering 39740/39743 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3251 ms. Remains : 21577/21580 places, 39740/39743 transitions.
Normalized transition count is 38174 out of 39740 initially.
// Phase 1: matrix 38174 rows 21577 cols
[2023-03-24 08:32:25] [INFO ] Computed 1973 place invariants in 16134 ms
Interrupted random walk after 239847 steps, including 3260 resets, run timeout after 30001 ms. (steps per millisecond=7 ) properties seen 0
Interrupted Best-First random walk after 360892 steps, including 500 resets, run timeout after 5001 ms. (steps per millisecond=72 ) properties seen 0
[2023-03-24 08:33:00] [INFO ] Flow matrix only has 38174 transitions (discarded 1566 similar events)
// Phase 1: matrix 38174 rows 21577 cols
[2023-03-24 08:33:17] [INFO ] Computed 1973 place invariants in 16256 ms
[2023-03-24 08:33:20] [INFO ] [Real]Absence check using 65 positive place invariants in 844 ms returned sat
[2023-03-24 08:33:21] [INFO ] [Real]Absence check using 65 positive and 1908 generalized place invariants in 1363 ms returned sat
[2023-03-24 08:33:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-24 08:34:02] [INFO ] [Real]Absence check using state equation in 40458 ms returned unknown
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 21577 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21577/21577 places, 39740/39740 transitions.
Applied a total of 0 rules in 1441 ms. Remains 21577 /21577 variables (removed 0) and now considering 39740/39740 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1441 ms. Remains : 21577/21577 places, 39740/39740 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21577/21577 places, 39740/39740 transitions.
Applied a total of 0 rules in 1476 ms. Remains 21577 /21577 variables (removed 0) and now considering 39740/39740 (removed 0) transitions.
[2023-03-24 08:34:05] [INFO ] Flow matrix only has 38174 transitions (discarded 1566 similar events)
[2023-03-24 08:34:05] [INFO ] Invariant cache hit.
[2023-03-24 08:34:06] [INFO ] Implicit Places using invariants in 1692 ms returned []
Implicit Place search using SMT only with invariants took 1693 ms to find 0 implicit places.
[2023-03-24 08:34:06] [INFO ] Flow matrix only has 38174 transitions (discarded 1566 similar events)
[2023-03-24 08:34:06] [INFO ] Invariant cache hit.
[2023-03-24 08:34:08] [INFO ] Dead Transitions using invariants and state equation in 1898 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5079 ms. Remains : 21577/21577 places, 39740/39740 transitions.
Ending property specific reduction for MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-01 in 158360 ms.
Starting property specific reduction for MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-03
Normalized transition count is 38177 out of 39743 initially.
// Phase 1: matrix 38177 rows 21580 cols
[2023-03-24 08:34:23] [INFO ] Computed 1973 place invariants in 14398 ms
Incomplete random walk after 10000 steps, including 135 resets, run finished after 1219 ms. (steps per millisecond=8 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 13 resets, run finished after 139 ms. (steps per millisecond=71 ) properties (out of 1) seen :0
[2023-03-24 08:34:24] [INFO ] Flow matrix only has 38177 transitions (discarded 1566 similar events)
// Phase 1: matrix 38177 rows 21580 cols
[2023-03-24 08:34:39] [INFO ] Computed 1973 place invariants in 15216 ms
[2023-03-24 08:34:43] [INFO ] [Real]Absence check using 65 positive place invariants in 892 ms returned sat
[2023-03-24 08:34:44] [INFO ] [Real]Absence check using 65 positive and 1908 generalized place invariants in 1259 ms returned sat
[2023-03-24 08:34:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-24 08:34:44] [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 ... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:899)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2618)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:186)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:733)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 21580 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21580/21580 places, 39743/39743 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 21580 transition count 39742
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 21579 transition count 39742
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 21579 transition count 39740
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 6 place count 21577 transition count 39740
Applied a total of 6 rules in 2967 ms. Remains 21577 /21580 variables (removed 3) and now considering 39740/39743 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2968 ms. Remains : 21577/21580 places, 39740/39743 transitions.
Normalized transition count is 38174 out of 39740 initially.
// Phase 1: matrix 38174 rows 21577 cols
[2023-03-24 08:35:02] [INFO ] Computed 1973 place invariants in 14548 ms
Interrupted random walk after 246269 steps, including 3348 resets, run timeout after 30001 ms. (steps per millisecond=8 ) properties seen 0
Interrupted Best-First random walk after 365948 steps, including 507 resets, run timeout after 5001 ms. (steps per millisecond=73 ) properties seen 0
[2023-03-24 08:35:37] [INFO ] Flow matrix only has 38174 transitions (discarded 1566 similar events)
// Phase 1: matrix 38174 rows 21577 cols
[2023-03-24 08:35:51] [INFO ] Computed 1973 place invariants in 14306 ms
[2023-03-24 08:35:54] [INFO ] [Real]Absence check using 65 positive place invariants in 866 ms returned sat
[2023-03-24 08:35:56] [INFO ] [Real]Absence check using 65 positive and 1908 generalized place invariants in 1366 ms returned sat
[2023-03-24 08:35:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-24 08:36:36] [INFO ] [Real]Absence check using state equation in 40500 ms returned unknown
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 21577 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21577/21577 places, 39740/39740 transitions.
Applied a total of 0 rules in 1490 ms. Remains 21577 /21577 variables (removed 0) and now considering 39740/39740 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1490 ms. Remains : 21577/21577 places, 39740/39740 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21577/21577 places, 39740/39740 transitions.
Applied a total of 0 rules in 1503 ms. Remains 21577 /21577 variables (removed 0) and now considering 39740/39740 (removed 0) transitions.
[2023-03-24 08:36:39] [INFO ] Flow matrix only has 38174 transitions (discarded 1566 similar events)
[2023-03-24 08:36:39] [INFO ] Invariant cache hit.
[2023-03-24 08:36:41] [INFO ] Implicit Places using invariants in 1706 ms returned []
Implicit Place search using SMT only with invariants took 1708 ms to find 0 implicit places.
[2023-03-24 08:36:41] [INFO ] Flow matrix only has 38174 transitions (discarded 1566 similar events)
[2023-03-24 08:36:41] [INFO ] Invariant cache hit.
[2023-03-24 08:36:43] [INFO ] Dead Transitions using invariants and state equation in 1654 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4876 ms. Remains : 21577/21577 places, 39740/39740 transitions.
Ending property specific reduction for MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-03 in 154414 ms.
Starting property specific reduction for MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-06
Normalized transition count is 38177 out of 39743 initially.
// Phase 1: matrix 38177 rows 21580 cols
[2023-03-24 08:36:57] [INFO ] Computed 1973 place invariants in 14411 ms
Incomplete random walk after 10000 steps, including 136 resets, run finished after 1247 ms. (steps per millisecond=8 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 13 resets, run finished after 138 ms. (steps per millisecond=72 ) properties (out of 1) seen :0
[2023-03-24 08:36:59] [INFO ] Flow matrix only has 38177 transitions (discarded 1566 similar events)
// Phase 1: matrix 38177 rows 21580 cols
[2023-03-24 08:37:14] [INFO ] Computed 1973 place invariants in 15125 ms
[2023-03-24 08:37:17] [INFO ] [Real]Absence check using 65 positive place invariants in 878 ms returned sat
[2023-03-24 08:37:18] [INFO ] [Real]Absence check using 65 positive and 1908 generalized place invariants in 1537 ms returned sat
[2023-03-24 08:37:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-24 08:37:19] [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 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:899)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2618)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:186)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:733)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
Current structural bounds on expressions (after SMT) : [2] Max seen :[0]
Support contains 1 out of 21580 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21580/21580 places, 39743/39743 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 21580 transition count 39742
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 21579 transition count 39742
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 3 place count 21579 transition count 39741
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 4 place count 21578 transition count 39741
Applied a total of 4 rules in 3107 ms. Remains 21578 /21580 variables (removed 2) and now considering 39741/39743 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3108 ms. Remains : 21578/21580 places, 39741/39743 transitions.
Normalized transition count is 38175 out of 39741 initially.
// Phase 1: matrix 38175 rows 21578 cols
[2023-03-24 08:37:36] [INFO ] Computed 1973 place invariants in 14206 ms
Finished random walk after 238334 steps, including 3240 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=7 )
Interrupted Best-First random walk after 360107 steps, including 499 resets, run timeout after 5001 ms. (steps per millisecond=72 ) properties seen 0
[2023-03-24 08:38:11] [INFO ] Flow matrix only has 38175 transitions (discarded 1566 similar events)
// Phase 1: matrix 38175 rows 21578 cols
[2023-03-24 08:38:25] [INFO ] Computed 1973 place invariants in 14313 ms
[2023-03-24 08:38:29] [INFO ] [Real]Absence check using 65 positive place invariants in 836 ms returned sat
[2023-03-24 08:38:29] [INFO ] [Real]Absence check using 65 positive and 1908 generalized place invariants in 144 ms returned unsat
Current structural bounds on expressions (after SMT) : [1] Max seen :[1]
FORMULA MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Ending property specific reduction for MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-06 in 106054 ms.
Starting property specific reduction for MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-08
Normalized transition count is 38177 out of 39743 initially.
// Phase 1: matrix 38177 rows 21580 cols
[2023-03-24 08:38:43] [INFO ] Computed 1973 place invariants in 14424 ms
Incomplete random walk after 10000 steps, including 136 resets, run finished after 1233 ms. (steps per millisecond=8 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 13 resets, run finished after 140 ms. (steps per millisecond=71 ) properties (out of 1) seen :0
[2023-03-24 08:38:45] [INFO ] Flow matrix only has 38177 transitions (discarded 1566 similar events)
// Phase 1: matrix 38177 rows 21580 cols
[2023-03-24 08:38:59] [INFO ] Computed 1973 place invariants in 14109 ms
[2023-03-24 08:39:02] [INFO ] [Real]Absence check using 65 positive place invariants in 848 ms returned sat
[2023-03-24 08:39:03] [INFO ] [Real]Absence check using 65 positive and 1908 generalized place invariants in 1201 ms returned sat
[2023-03-24 08:39:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-24 08:39:04] [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 close... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:899)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2618)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:186)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:733)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 21580 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21580/21580 places, 39743/39743 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 21580 transition count 39742
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 21579 transition count 39742
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 21579 transition count 39740
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 6 place count 21577 transition count 39740
Applied a total of 6 rules in 3027 ms. Remains 21577 /21580 variables (removed 3) and now considering 39740/39743 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3027 ms. Remains : 21577/21580 places, 39740/39743 transitions.
Normalized transition count is 38174 out of 39740 initially.
// Phase 1: matrix 38174 rows 21577 cols
[2023-03-24 08:39:22] [INFO ] Computed 1973 place invariants in 15018 ms
Interrupted random walk after 244069 steps, including 3318 resets, run timeout after 30001 ms. (steps per millisecond=8 ) properties seen 0
Interrupted Best-First random walk after 361637 steps, including 501 resets, run timeout after 5001 ms. (steps per millisecond=72 ) properties seen 0
[2023-03-24 08:39:57] [INFO ] Flow matrix only has 38174 transitions (discarded 1566 similar events)
// Phase 1: matrix 38174 rows 21577 cols
[2023-03-24 08:40:13] [INFO ] Computed 1973 place invariants in 16053 ms
[2023-03-24 08:40:16] [INFO ] [Real]Absence check using 65 positive place invariants in 836 ms returned sat
[2023-03-24 08:40:18] [INFO ] [Real]Absence check using 65 positive and 1908 generalized place invariants in 1808 ms returned sat
[2023-03-24 08:40:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-24 08:40:58] [INFO ] [Real]Absence check using state equation in 40088 ms returned unknown
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 21577 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21577/21577 places, 39740/39740 transitions.
Applied a total of 0 rules in 1398 ms. Remains 21577 /21577 variables (removed 0) and now considering 39740/39740 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1398 ms. Remains : 21577/21577 places, 39740/39740 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21577/21577 places, 39740/39740 transitions.
Applied a total of 0 rules in 1416 ms. Remains 21577 /21577 variables (removed 0) and now considering 39740/39740 (removed 0) transitions.
[2023-03-24 08:41:01] [INFO ] Flow matrix only has 38174 transitions (discarded 1566 similar events)
[2023-03-24 08:41:01] [INFO ] Invariant cache hit.
[2023-03-24 08:41:02] [INFO ] Implicit Places using invariants in 1702 ms returned []
Implicit Place search using SMT only with invariants took 1703 ms to find 0 implicit places.
[2023-03-24 08:41:03] [INFO ] Flow matrix only has 38174 transitions (discarded 1566 similar events)
[2023-03-24 08:41:03] [INFO ] Invariant cache hit.
[2023-03-24 08:41:04] [INFO ] Dead Transitions using invariants and state equation in 1713 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4840 ms. Remains : 21577/21577 places, 39740/39740 transitions.
Ending property specific reduction for MultiCrashLeafsetExtension-PT-S32C12-UpperBounds-08 in 155481 ms.
[2023-03-24 08:41:07] [INFO ] Flatten gal took : 2080 ms
[2023-03-24 08:41:08] [INFO ] Applying decomposition
[2023-03-24 08:41:10] [INFO ] Flatten gal took : 1812 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/convert-linux64' '-i' '/tmp/graph10885159703417756102.txt' '-o' '/tmp/graph10885159703417756102.bin' '-w' '/tmp/graph10885159703417756102.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/louvain-linux64' '/tmp/graph10885159703417756102.bin' '-l' '-1' '-v' '-w' '/tmp/graph10885159703417756102.weights' '-q' '0' '-e' '0.001'
[2023-03-24 08:41:15] [INFO ] Decomposing Gal with order
[2023-03-24 08:41:17] [INFO ] Rewriting arrays to variables to allow decomposition.
[2023-03-24 08:41:54] [INFO ] Removed a total of 68956 redundant transitions.
[2023-03-24 08:42:01] [INFO ] Flatten gal took : 37573 ms
[2023-03-24 08:42:31] [INFO ] Fuse similar labels procedure discarded/fused a total of 40312 labels/synchronizations in 13639 ms.
[2023-03-24 08:42:32] [INFO ] Time to serialize gal into /tmp/UpperBounds2057868561371412647.gal : 734 ms
[2023-03-24 08:42:32] [INFO ] Time to serialize properties into /tmp/UpperBounds3674582714741073530.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds2057868561371412647.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds3674582714741073530.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...283
Loading property file /tmp/UpperBounds3674582714741073530.prop.
ITS-tools command line returned an error code 137
[2023-03-24 08:53:02] [INFO ] Flatten gal took : 3269 ms
[2023-03-24 08:53:02] [INFO ] Time to serialize gal into /tmp/UpperBounds14745801038587173795.gal : 297 ms
[2023-03-24 08:53:02] [INFO ] Time to serialize properties into /tmp/UpperBounds6522463797219668228.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds14745801038587173795.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds6522463797219668228.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...305
Loading property file /tmp/UpperBounds6522463797219668228.prop.
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 1841240 kB
After kill :
MemTotal: 16393216 kB
MemFree: 8272748 kB

BK_TIME_CONFINEMENT_REACHED

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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-S32C12"
export BK_EXAMINATION="UpperBounds"
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 2-5348"
echo " Executing tool itstools"
echo " Input is MultiCrashLeafsetExtension-PT-S32C12, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r229-tall-167856414000973"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/MultiCrashLeafsetExtension-PT-S32C12.tgz
mv MultiCrashLeafsetExtension-PT-S32C12 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;