Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2021-input.r121-tall-162075407300653.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2021-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is LamportFastMutEx-PT-3, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r121-tall-162075407300653
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 820K
-rw-r--r-- 1 mcc users 44K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 247K May 10 09:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 40K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 205K May 10 09:43 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 7.4K Apr 26 07:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 38K Apr 26 07:42 LTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Apr 26 07:42 LTLFireability.txt
-rw-r--r-- 1 mcc users 29K Apr 26 07:42 LTLFireability.xml
-rw-r--r-- 1 mcc users 5.2K Mar 27 06:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 23K Mar 27 06:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.9K Mar 25 07:11 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 32K Mar 25 07:11 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.2K Mar 22 09:15 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.0K Mar 22 09:15 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 2 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 77K May 5 16:51 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME LamportFastMutEx-PT-3-00
FORMULA_NAME LamportFastMutEx-PT-3-01
FORMULA_NAME LamportFastMutEx-PT-3-02
FORMULA_NAME LamportFastMutEx-PT-3-03
FORMULA_NAME LamportFastMutEx-PT-3-04
FORMULA_NAME LamportFastMutEx-PT-3-05
FORMULA_NAME LamportFastMutEx-PT-3-06
FORMULA_NAME LamportFastMutEx-PT-3-07
FORMULA_NAME LamportFastMutEx-PT-3-08
FORMULA_NAME LamportFastMutEx-PT-3-09
FORMULA_NAME LamportFastMutEx-PT-3-10
FORMULA_NAME LamportFastMutEx-PT-3-11
FORMULA_NAME LamportFastMutEx-PT-3-12
FORMULA_NAME LamportFastMutEx-PT-3-13
FORMULA_NAME LamportFastMutEx-PT-3-14
FORMULA_NAME LamportFastMutEx-PT-3-15

=== Now, execution of the tool begins

BK_START 1620881439959

Running Version 0
[2021-05-13 04:50:41] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -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]
[2021-05-13 04:50:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-13 04:50:41] [INFO ] Load time of PNML (sax parser for PT used): 53 ms
[2021-05-13 04:50:41] [INFO ] Transformed 100 places.
[2021-05-13 04:50:41] [INFO ] Transformed 156 transitions.
[2021-05-13 04:50:41] [INFO ] Found NUPN structural information;
[2021-05-13 04:50:41] [INFO ] Completing missing partition info from NUPN : creating a component with [P_start_1_0, P_start_1_1, P_start_1_2, P_start_1_3, P_b_0_false, P_b_0_true, P_b_1_false, P_b_1_true, P_b_2_false, P_b_2_true, P_b_3_false, P_b_3_true, P_setx_3_0, P_setx_3_1, P_setx_3_2, P_setx_3_3, P_setbi_5_0, P_setbi_5_1, P_setbi_5_2, P_setbi_5_3, P_ify0_4_0, P_ify0_4_1, P_ify0_4_2, P_ify0_4_3, P_sety_9_0, P_sety_9_1, P_sety_9_2, P_sety_9_3, P_ifxi_10_0, P_ifxi_10_1, P_ifxi_10_2, P_ifxi_10_3, P_setbi_11_0, P_setbi_11_1, P_setbi_11_2, P_setbi_11_3, P_fordo_12_0, P_fordo_12_1, P_fordo_12_2, P_fordo_12_3, P_wait_0_0, P_wait_0_1, P_wait_0_2, P_wait_0_3, P_wait_1_0, P_wait_1_1, P_wait_1_2, P_wait_1_3, P_wait_2_0, P_wait_2_1, P_wait_2_2, P_wait_2_3, P_wait_3_0, P_wait_3_1, P_wait_3_2, P_wait_3_3, P_await_13_0, P_await_13_1, P_await_13_2, P_await_13_3, P_done_0_0, P_done_0_1, P_done_0_2, P_done_0_3, P_done_1_0, P_done_1_1, P_done_1_2, P_done_1_3, P_done_2_0, P_done_2_1, P_done_2_2, P_done_2_3, P_done_3_0, P_done_3_1, P_done_3_2, P_done_3_3, P_ifyi_15_0, P_ifyi_15_1, P_ifyi_15_2, P_ifyi_15_3, P_awaity_0, P_awaity_1, P_awaity_2, P_awaity_3, P_CS_21_0, P_CS_21_1, P_CS_21_2, P_CS_21_3, P_setbi_24_0, P_setbi_24_1, P_setbi_24_2, P_setbi_24_3]
[2021-05-13 04:50:41] [INFO ] Parsed PT model containing 100 places and 156 transitions in 98 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
[2021-05-13 04:50:41] [INFO ] Initial state test concluded for 3 properties.
Deduced a syphon composed of 29 places in 2 ms
Reduce places removed 29 places and 42 transitions.
FORMULA LamportFastMutEx-PT-3-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-3-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-3-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-3-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-3-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 39 out of 71 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 71/71 places, 114/114 transitions.
Applied a total of 0 rules in 11 ms. Remains 71 /71 variables (removed 0) and now considering 114/114 (removed 0) transitions.
[2021-05-13 04:50:41] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
// Phase 1: matrix 96 rows 71 cols
[2021-05-13 04:50:41] [INFO ] Computed 17 place invariants in 8 ms
[2021-05-13 04:50:42] [INFO ] Implicit Places using invariants in 122 ms returned [48, 49]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 150 ms to find 2 implicit places.
[2021-05-13 04:50:42] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
// Phase 1: matrix 96 rows 69 cols
[2021-05-13 04:50:42] [INFO ] Computed 15 place invariants in 5 ms
[2021-05-13 04:50:42] [INFO ] Dead Transitions using invariants and state equation in 104 ms returned []
Starting structural reductions, iteration 1 : 69/71 places, 114/114 transitions.
Applied a total of 0 rules in 2 ms. Remains 69 /69 variables (removed 0) and now considering 114/114 (removed 0) transitions.
[2021-05-13 04:50:42] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
// Phase 1: matrix 96 rows 69 cols
[2021-05-13 04:50:42] [INFO ] Computed 15 place invariants in 1 ms
[2021-05-13 04:50:42] [INFO ] Dead Transitions using invariants and state equation in 98 ms returned []
Finished structural reductions, in 2 iterations. Remains : 69/71 places, 114/114 transitions.
[2021-05-13 04:50:42] [INFO ] Initial state reduction rules for LTL removed 2 formulas.
[2021-05-13 04:50:42] [INFO ] Flatten gal took : 34 ms
FORMULA LamportFastMutEx-PT-3-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-3-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2021-05-13 04:50:42] [INFO ] Flatten gal took : 14 ms
[2021-05-13 04:50:42] [INFO ] Input system was already deterministic with 114 transitions.
Finished random walk after 235 steps, including 0 resets, run visited all 19 properties in 6 ms. (steps per millisecond=39 )
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !((p0 U X(p1)))], workingDir=/home/mcc/execution]
Support contains 11 out of 69 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 69/69 places, 114/114 transitions.
Applied a total of 0 rules in 3 ms. Remains 69 /69 variables (removed 0) and now considering 114/114 (removed 0) transitions.
[2021-05-13 04:50:42] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
// Phase 1: matrix 96 rows 69 cols
[2021-05-13 04:50:42] [INFO ] Computed 15 place invariants in 2 ms
[2021-05-13 04:50:42] [INFO ] Implicit Places using invariants in 51 ms returned [47]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 52 ms to find 1 implicit places.
[2021-05-13 04:50:42] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
// Phase 1: matrix 96 rows 68 cols
[2021-05-13 04:50:42] [INFO ] Computed 14 place invariants in 3 ms
[2021-05-13 04:50:42] [INFO ] Dead Transitions using invariants and state equation in 70 ms returned []
Starting structural reductions, iteration 1 : 68/69 places, 114/114 transitions.
Applied a total of 0 rules in 2 ms. Remains 68 /68 variables (removed 0) and now considering 114/114 (removed 0) transitions.
[2021-05-13 04:50:42] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
// Phase 1: matrix 96 rows 68 cols
[2021-05-13 04:50:42] [INFO ] Computed 14 place invariants in 0 ms
[2021-05-13 04:50:42] [INFO ] Dead Transitions using invariants and state equation in 65 ms returned []
Finished structural reductions, in 2 iterations. Remains : 68/69 places, 114/114 transitions.
Stuttering acceptance computed with spot in 242 ms :[(NOT p1), true, (NOT p1), (NOT p1)]
Running random walk in product with property : LamportFastMutEx-PT-3-02 automaton TGBA [mat=[[{ cond=p0, acceptance={} source=0 dest: 2}, { cond=(NOT p0), acceptance={} source=0 dest: 3}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 3}], [{ cond=(NOT p1), acceptance={} source=3 dest: 1}]], initial=0, aps=[p0:(AND (OR (AND (EQ s4 1) (EQ s19 1)) (AND (EQ s6 1) (EQ s17 1)) (AND (EQ s6 1) (EQ s18 1)) (AND (EQ s4 1) (EQ s17 1)) (AND (EQ s6 1) (EQ s19 1)) (AND (EQ s4 1) (EQ s18 1)) (AND (EQ s5 1) (EQ s17 1)) (AND (EQ s3 1) (EQ s17 1)) (AND (EQ s3 1) (EQ s18 1)) (AND (EQ s3 1) (EQ s19 1)) (AND (EQ s5 1) (EQ s18 1)) (AND (EQ s5 1) (EQ s19 1))) (OR (EQ s7 0) (EQ s24 0)) (OR (EQ s7 0) (EQ s25 0)) (OR (EQ s7 0) (EQ s23 0))), p1:(OR (AND (EQ s7 1) (EQ s24 1)) (AND (EQ s7 1) (EQ s25 1)) (AND (EQ s7 1) (EQ s23 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA LamportFastMutEx-PT-3-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-PT-3-02 finished in 495 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(G((F(p0)&&F(G(p1)))))], workingDir=/home/mcc/execution]
Support contains 7 out of 69 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 69/69 places, 114/114 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 66 transition count 111
Applied a total of 6 rules in 17 ms. Remains 66 /69 variables (removed 3) and now considering 111/114 (removed 3) transitions.
[2021-05-13 04:50:43] [INFO ] Flow matrix only has 93 transitions (discarded 18 similar events)
// Phase 1: matrix 93 rows 66 cols
[2021-05-13 04:50:43] [INFO ] Computed 15 place invariants in 1 ms
[2021-05-13 04:50:43] [INFO ] Implicit Places using invariants in 45 ms returned [44]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 46 ms to find 1 implicit places.
[2021-05-13 04:50:43] [INFO ] Redundant transitions in 2 ms returned []
[2021-05-13 04:50:43] [INFO ] Flow matrix only has 93 transitions (discarded 18 similar events)
// Phase 1: matrix 93 rows 65 cols
[2021-05-13 04:50:43] [INFO ] Computed 14 place invariants in 2 ms
[2021-05-13 04:50:43] [INFO ] Dead Transitions using invariants and state equation in 74 ms returned []
Starting structural reductions, iteration 1 : 65/69 places, 111/114 transitions.
Applied a total of 0 rules in 5 ms. Remains 65 /65 variables (removed 0) and now considering 111/111 (removed 0) transitions.
[2021-05-13 04:50:43] [INFO ] Redundant transitions in 2 ms returned []
[2021-05-13 04:50:43] [INFO ] Flow matrix only has 93 transitions (discarded 18 similar events)
// Phase 1: matrix 93 rows 65 cols
[2021-05-13 04:50:43] [INFO ] Computed 14 place invariants in 1 ms
[2021-05-13 04:50:43] [INFO ] Dead Transitions using invariants and state equation in 60 ms returned []
Finished structural reductions, in 2 iterations. Remains : 65/69 places, 111/114 transitions.
Stuttering acceptance computed with spot in 80 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : LamportFastMutEx-PT-3-04 automaton TGBA [mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}, { cond=p1, acceptance={} source=2 dest: 2}]], initial=0, aps=[p0:(AND (OR (EQ s9 0) (EQ s54 0)) (OR (EQ s10 0) (EQ s55 0)) (OR (EQ s8 0) (EQ s53 0))), p1:(OR (AND (EQ s10 1) (EQ s54 1)) (AND (EQ s10 1) (EQ s53 1)) (AND (EQ s9 1) (EQ s55 1)) (AND (EQ s8 1) (EQ s55 1)) (AND (EQ s7 1) (EQ s55 1)) (AND (EQ s7 1) (EQ s54 1)) (AND (EQ s7 1) (EQ s53 1)) (AND (EQ s8 1) (EQ s54 1)) (AND (EQ s9 1) (EQ s53 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 0 reset in 341 ms.
Stack based approach found an accepted trace after 26 steps with 0 reset with depth 27 and stack size 27 in 0 ms.
FORMULA LamportFastMutEx-PT-3-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-PT-3-04 finished in 651 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(F(G((p0 U p1))))], workingDir=/home/mcc/execution]
Support contains 7 out of 69 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 69/69 places, 114/114 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 69 transition count 112
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 67 transition count 112
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 10 place count 64 transition count 109
Applied a total of 10 rules in 9 ms. Remains 64 /69 variables (removed 5) and now considering 109/114 (removed 5) transitions.
[2021-05-13 04:50:43] [INFO ] Flow matrix only has 91 transitions (discarded 18 similar events)
// Phase 1: matrix 91 rows 64 cols
[2021-05-13 04:50:43] [INFO ] Computed 15 place invariants in 0 ms
[2021-05-13 04:50:43] [INFO ] Implicit Places using invariants in 50 ms returned [44]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 51 ms to find 1 implicit places.
[2021-05-13 04:50:43] [INFO ] Redundant transitions in 2 ms returned []
[2021-05-13 04:50:43] [INFO ] Flow matrix only has 91 transitions (discarded 18 similar events)
// Phase 1: matrix 91 rows 63 cols
[2021-05-13 04:50:43] [INFO ] Computed 14 place invariants in 1 ms
[2021-05-13 04:50:43] [INFO ] Dead Transitions using invariants and state equation in 63 ms returned []
Starting structural reductions, iteration 1 : 63/69 places, 109/114 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 63 transition count 108
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 62 transition count 108
Applied a total of 2 rules in 6 ms. Remains 62 /63 variables (removed 1) and now considering 108/109 (removed 1) transitions.
[2021-05-13 04:50:43] [INFO ] Flow matrix only has 90 transitions (discarded 18 similar events)
// Phase 1: matrix 90 rows 62 cols
[2021-05-13 04:50:43] [INFO ] Computed 14 place invariants in 1 ms
[2021-05-13 04:50:43] [INFO ] Implicit Places using invariants in 58 ms returned []
[2021-05-13 04:50:43] [INFO ] Flow matrix only has 90 transitions (discarded 18 similar events)
// Phase 1: matrix 90 rows 62 cols
[2021-05-13 04:50:43] [INFO ] Computed 14 place invariants in 0 ms
[2021-05-13 04:50:43] [INFO ] State equation strengthened by 24 read => feed constraints.
[2021-05-13 04:50:43] [INFO ] Implicit Places using invariants and state equation in 82 ms returned []
Implicit Place search using SMT with State Equation took 142 ms to find 0 implicit places.
Finished structural reductions, in 2 iterations. Remains : 62/69 places, 108/114 transitions.
Stuttering acceptance computed with spot in 57 ms :[(NOT p1), (NOT p1)]
Running random walk in product with property : LamportFastMutEx-PT-3-05 automaton TGBA [mat=[[{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}, { cond=(OR p1 p0), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=0 dest: 1}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(OR (AND (EQ s7 1) (EQ s24 1)) (AND (EQ s7 1) (EQ s25 1)) (AND (EQ s7 1) (EQ s23 1))), p0:(OR (AND (EQ s7 1) (EQ s55 1)) (AND (EQ s7 1) (EQ s54 1)) (AND (EQ s7 1) (EQ s53 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 1190 reset in 296 ms.
Stack based approach found an accepted trace after 56 steps with 0 reset with depth 57 and stack size 57 in 0 ms.
FORMULA LamportFastMutEx-PT-3-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-PT-3-05 finished in 644 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(X((X(G(p0))||(p0&&(X(F(p2))||p1)))))], workingDir=/home/mcc/execution]
Support contains 13 out of 69 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 69/69 places, 114/114 transitions.
Applied a total of 0 rules in 1 ms. Remains 69 /69 variables (removed 0) and now considering 114/114 (removed 0) transitions.
[2021-05-13 04:50:44] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
// Phase 1: matrix 96 rows 69 cols
[2021-05-13 04:50:44] [INFO ] Computed 15 place invariants in 1 ms
[2021-05-13 04:50:44] [INFO ] Implicit Places using invariants in 45 ms returned [47]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 45 ms to find 1 implicit places.
[2021-05-13 04:50:44] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
// Phase 1: matrix 96 rows 68 cols
[2021-05-13 04:50:44] [INFO ] Computed 14 place invariants in 5 ms
[2021-05-13 04:50:44] [INFO ] Dead Transitions using invariants and state equation in 69 ms returned []
Starting structural reductions, iteration 1 : 68/69 places, 114/114 transitions.
Applied a total of 0 rules in 2 ms. Remains 68 /68 variables (removed 0) and now considering 114/114 (removed 0) transitions.
[2021-05-13 04:50:44] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
// Phase 1: matrix 96 rows 68 cols
[2021-05-13 04:50:44] [INFO ] Computed 14 place invariants in 1 ms
[2021-05-13 04:50:44] [INFO ] Dead Transitions using invariants and state equation in 53 ms returned []
Finished structural reductions, in 2 iterations. Remains : 68/69 places, 114/114 transitions.
Stuttering acceptance computed with spot in 146 ms :[true, (NOT p2), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p2) (NOT p0))]
Running random walk in product with property : LamportFastMutEx-PT-3-06 automaton TGBA [mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p2), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 4}, { cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 5}], [{ cond=(NOT p0), acceptance={} source=4 dest: 0}, { cond=p0, acceptance={} source=4 dest: 4}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={} source=5 dest: 1}, { cond=(AND p0 (NOT p2)), acceptance={} source=5 dest: 5}]], initial=2, aps=[p2:(OR (AND (EQ s7 1) (EQ s61 1)) (AND (EQ s7 1) (EQ s60 1)) (AND (EQ s7 1) (EQ s59 1))), p0:(OR (EQ s35 1) (EQ s37 1) (EQ s36 1)), p1:(OR (AND (EQ s8 1) (EQ s23 1)) (AND (EQ s8 1) (EQ s24 1)) (AND (EQ s9 1) (EQ s23 1)) (AND (EQ s10 1) (EQ s23 1)) (AND (EQ s10 1) (EQ s24 1)) (AND (EQ s9 1) (EQ s24 1)) (AND (EQ s10 1) (EQ s25 1)) (AND (EQ s9 1) (EQ s25 1)) (AND (EQ s8 1) (EQ s25 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA LamportFastMutEx-PT-3-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-PT-3-06 finished in 330 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(X((G(p0)||F(p1))))], workingDir=/home/mcc/execution]
Support contains 13 out of 69 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 69/69 places, 114/114 transitions.
Applied a total of 0 rules in 1 ms. Remains 69 /69 variables (removed 0) and now considering 114/114 (removed 0) transitions.
[2021-05-13 04:50:44] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
// Phase 1: matrix 96 rows 69 cols
[2021-05-13 04:50:44] [INFO ] Computed 15 place invariants in 1 ms
[2021-05-13 04:50:44] [INFO ] Implicit Places using invariants in 38 ms returned [47]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 40 ms to find 1 implicit places.
[2021-05-13 04:50:44] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
// Phase 1: matrix 96 rows 68 cols
[2021-05-13 04:50:44] [INFO ] Computed 14 place invariants in 1 ms
[2021-05-13 04:50:44] [INFO ] Dead Transitions using invariants and state equation in 59 ms returned []
Starting structural reductions, iteration 1 : 68/69 places, 114/114 transitions.
Applied a total of 0 rules in 2 ms. Remains 68 /68 variables (removed 0) and now considering 114/114 (removed 0) transitions.
[2021-05-13 04:50:44] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
// Phase 1: matrix 96 rows 68 cols
[2021-05-13 04:50:44] [INFO ] Computed 14 place invariants in 0 ms
[2021-05-13 04:50:44] [INFO ] Dead Transitions using invariants and state equation in 64 ms returned []
Finished structural reductions, in 2 iterations. Remains : 68/69 places, 114/114 transitions.
Stuttering acceptance computed with spot in 79 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : LamportFastMutEx-PT-3-07 automaton TGBA [mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 2}]], initial=1, aps=[p1:(AND (OR (NEQ s8 1) (NEQ s23 1)) (OR (NEQ s8 1) (NEQ s24 1)) (OR (NEQ s9 1) (NEQ s23 1)) (OR (NEQ s10 1) (NEQ s23 1)) (OR (NEQ s10 1) (NEQ s24 1)) (OR (NEQ s9 1) (NEQ s24 1)) (OR (NEQ s10 1) (NEQ s25 1)) (OR (NEQ s9 1) (NEQ s25 1)) (OR (NEQ s8 1) (NEQ s25 1))), p0:(OR (AND (EQ s4 1) (EQ s31 1)) (AND (EQ s5 1) (EQ s29 1)) (AND (EQ s6 1) (EQ s29 1)) (AND (EQ s3 1) (EQ s30 1)) (AND (EQ s6 1) (EQ s30 1)) (AND (EQ s3 1) (EQ s31 1)) (AND (EQ s3 1) (EQ s29 1)) (AND (EQ s4 1) (EQ s30 1)) (AND (EQ s5 1) (EQ s31 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 195 ms.
Product exploration explored 100000 steps with 50000 reset in 197 ms.
Knowledge obtained : [p1, (NOT p0)]
Stuttering acceptance computed with spot in 89 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 50000 reset in 189 ms.
Product exploration explored 100000 steps with 50000 reset in 182 ms.
Applying partial POR strategy [true, false, true]
Stuttering acceptance computed with spot in 74 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 13 out of 68 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions, iteration 0 : 68/68 places, 114/114 transitions.
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 3 Pre rules applied. Total rules applied 0 place count 68 transition count 123
Deduced a syphon composed of 3 places in 0 ms
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 68 transition count 123
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 6 places in 0 ms
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 68 transition count 123
Deduced a syphon composed of 6 places in 1 ms
Applied a total of 6 rules in 7 ms. Remains 68 /68 variables (removed 0) and now considering 123/114 (removed -9) transitions.
[2021-05-13 04:50:46] [INFO ] Redundant transitions in 2 ms returned []
[2021-05-13 04:50:46] [INFO ] Flow matrix only has 99 transitions (discarded 24 similar events)
// Phase 1: matrix 99 rows 68 cols
[2021-05-13 04:50:46] [INFO ] Computed 14 place invariants in 0 ms
[2021-05-13 04:50:46] [INFO ] Dead Transitions using invariants and state equation in 57 ms returned []
Finished structural reductions, in 1 iterations. Remains : 68/68 places, 123/114 transitions.
Product exploration explored 100000 steps with 50000 reset in 464 ms.
Product exploration explored 100000 steps with 50000 reset in 472 ms.
[2021-05-13 04:50:47] [INFO ] Flatten gal took : 10 ms
[2021-05-13 04:50:47] [INFO ] Flatten gal took : 8 ms
[2021-05-13 04:50:47] [INFO ] Time to serialize gal into /tmp/LTL15000851679876360180.gal : 4 ms
[2021-05-13 04:50:47] [INFO ] Time to serialize properties into /tmp/LTL3389712107143208449.ltl : 1 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64, --gc-threshold, 2000000, -i, /tmp/LTL15000851679876360180.gal, -t, CGAL, -LTL, /tmp/LTL3389712107143208449.ltl, -c, -stutter-deadlock, --gen-order, FOLLOW], workingDir=/home/mcc/execution]

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/LTL15000851679876360180.gal -t CGAL -LTL /tmp/LTL3389712107143208449.ltl -c -stutter-deadlock --gen-order FOLLOW
Read 1 LTL properties
Checking formula 0 : !((X((G("((((((((((x_1==1)&&(P_ifxi_10_3==1))||((x_2==1)&&(P_ifxi_10_1==1)))||((x_3==1)&&(P_ifxi_10_1==1)))||((x_0==1)&&(P_ifxi_10_2==1)))||((x_3==1)&&(P_ifxi_10_2==1)))||((x_0==1)&&(P_ifxi_10_3==1)))||((x_0==1)&&(P_ifxi_10_1==1)))||((x_1==1)&&(P_ifxi_10_2==1)))||((x_2==1)&&(P_ifxi_10_3==1)))"))||(F("((((((((((y_1==0)||(P_ify0_4_1==0))&&((y_1==0)||(P_ify0_4_2==0)))&&((y_2==0)||(P_ify0_4_1==0)))&&((y_3==0)||(P_ify0_4_1==0)))&&((y_3==0)||(P_ify0_4_2==0)))&&((y_2==0)||(P_ify0_4_2==0)))&&((y_3==0)||(P_ify0_4_3==0)))&&((y_2==0)||(P_ify0_4_3==0)))&&((y_1==0)||(P_ify0_4_3==0)))")))))
Formula 0 simplified : !X(G"((((((((((x_1==1)&&(P_ifxi_10_3==1))||((x_2==1)&&(P_ifxi_10_1==1)))||((x_3==1)&&(P_ifxi_10_1==1)))||((x_0==1)&&(P_ifxi_10_2==1)))||((x_3==1)&&(P_ifxi_10_2==1)))||((x_0==1)&&(P_ifxi_10_3==1)))||((x_0==1)&&(P_ifxi_10_1==1)))||((x_1==1)&&(P_ifxi_10_2==1)))||((x_2==1)&&(P_ifxi_10_3==1)))" | F"((((((((((y_1==0)||(P_ify0_4_1==0))&&((y_1==0)||(P_ify0_4_2==0)))&&((y_2==0)||(P_ify0_4_1==0)))&&((y_3==0)||(P_ify0_4_1==0)))&&((y_3==0)||(P_ify0_4_2==0)))&&((y_2==0)||(P_ify0_4_2==0)))&&((y_3==0)||(P_ify0_4_3==0)))&&((y_2==0)||(P_ify0_4_3==0)))&&((y_1==0)||(P_ify0_4_3==0)))")
Reverse transition relation is NOT exact ! Due to transitions t6, t7, t8, t9, t10, t11, t12, t13, t14, t15, t16, t17, t28, t30, t32, t33, t34, t35, t39, t41, t42, t43, t44, t46, t47, t48, t49, t61, t63, t65, t81, t82, t83, t84, t85, t86, t87, t88, t89, t90, t91, t92, t97, t98, t99, t101, t102, t103, t105, t106, t107, t108, t109, t110, t111, t112, t113, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :21/36/57/114
2 unique states visited
0 strongly connected components in search stack
1 transitions explored
2 items max in DFS search stack
75 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,0.77587,40488,1,0,254,114154,236,96,2710,132906,221
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA LamportFastMutEx-PT-3-07 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property LamportFastMutEx-PT-3-07 finished in 3306 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(F((X(G((G(p1)||p0)))&&(X(G(p2))||G(p3)))))], workingDir=/home/mcc/execution]
Support contains 6 out of 69 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 69/69 places, 114/114 transitions.
Applied a total of 0 rules in 2 ms. Remains 69 /69 variables (removed 0) and now considering 114/114 (removed 0) transitions.
[2021-05-13 04:50:47] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
// Phase 1: matrix 96 rows 69 cols
[2021-05-13 04:50:47] [INFO ] Computed 15 place invariants in 0 ms
[2021-05-13 04:50:48] [INFO ] Implicit Places using invariants in 51 ms returned []
[2021-05-13 04:50:48] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
// Phase 1: matrix 96 rows 69 cols
[2021-05-13 04:50:48] [INFO ] Computed 15 place invariants in 0 ms
[2021-05-13 04:50:48] [INFO ] State equation strengthened by 27 read => feed constraints.
[2021-05-13 04:50:48] [INFO ] Implicit Places using invariants and state equation in 92 ms returned []
Implicit Place search using SMT with State Equation took 145 ms to find 0 implicit places.
[2021-05-13 04:50:48] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
// Phase 1: matrix 96 rows 69 cols
[2021-05-13 04:50:48] [INFO ] Computed 15 place invariants in 1 ms
[2021-05-13 04:50:48] [INFO ] Dead Transitions using invariants and state equation in 69 ms returned []
Finished structural reductions, in 1 iterations. Remains : 69/69 places, 114/114 transitions.
Stuttering acceptance computed with spot in 437 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p2) (NOT p3))), (AND (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p3)), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p2) (NOT p3))), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2) (NOT p3)), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p2) (NOT p3))), (AND (NOT p0) (NOT p1) (NOT p3)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p3)), (AND (NOT p0) (NOT p1) (NOT p2))]
Running random walk in product with property : LamportFastMutEx-PT-3-09 automaton TGBA [mat=[[{ cond=true, acceptance={} source=0 dest: 1}, { cond=p3, acceptance={} source=0 dest: 2}, { cond=(NOT p3), acceptance={} source=0 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0, 1, 2, 3} source=1 dest: 1}, { cond=(OR p0 p1), acceptance={0, 1, 3} source=1 dest: 1}, { cond=(AND p3 (NOT p0) (NOT p1)), acceptance={1, 2, 3} source=1 dest: 2}, { cond=(AND (NOT p3) (NOT p0) (NOT p1)), acceptance={0, 1, 2, 3} source=1 dest: 3}, { cond=(AND (NOT p0) p1), acceptance={0, 2, 3} source=1 dest: 4}, { cond=(AND p3 (NOT p0) p1), acceptance={2, 3} source=1 dest: 5}, { cond=(AND (NOT p3) (NOT p0) p1), acceptance={0, 2, 3} source=1 dest: 6}], [{ cond=(AND (NOT p3) (NOT p2)), acceptance={0, 1, 2, 3} source=2 dest: 1}, { cond=(AND p3 (NOT p2)), acceptance={1, 2, 3} source=2 dest: 2}, { cond=(AND p3 p2), acceptance={1, 2} source=2 dest: 2}, { cond=(AND (NOT p3) (NOT p2)), acceptance={0, 1, 2, 3} source=2 dest: 3}, { cond=(AND (NOT p3) p2), acceptance={0, 1, 2} source=2 dest: 3}, { cond=(AND p3 (NOT p2)), acceptance={1, 2, 3} source=2 dest: 7}], [{ cond=(NOT p2), acceptance={0, 1, 2, 3} source=3 dest: 1}, { cond=(AND p3 (NOT p2)), acceptance={1, 2, 3} source=3 dest: 2}, { cond=(AND p3 p2), acceptance={1, 2} source=3 dest: 2}, { cond=(AND (NOT p3) (NOT p2)), acceptance={0, 1, 2, 3} source=3 dest: 3}, { cond=(AND (NOT p3) p2), acceptance={0, 1, 2} source=3 dest: 3}, { cond=(AND p3 p2), acceptance={0, 1, 2} source=3 dest: 8}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0, 1, 2, 3} source=4 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={0, 1, 3} source=4 dest: 1}, { cond=(AND p3 (NOT p0) (NOT p1)), acceptance={1, 2, 3} source=4 dest: 2}, { cond=(AND (NOT p3) (NOT p0) (NOT p1)), acceptance={0, 1, 2, 3} source=4 dest: 3}, { cond=(AND (NOT p0) p1), acceptance={0, 2, 3} source=4 dest: 4}, { cond=(AND p0 p1), acceptance={0, 3} source=4 dest: 4}, { cond=(AND p3 (NOT p0) p1), acceptance={2, 3} source=4 dest: 5}, { cond=(AND (NOT p3) (NOT p0) p1), acceptance={0, 2, 3} source=4 dest: 6}], [{ cond=(AND (NOT p3) (NOT p1) (NOT p2)), acceptance={0, 1, 2, 3} source=5 dest: 1}, { cond=(AND p3 (NOT p1) (NOT p2)), acceptance={1, 2, 3} source=5 dest: 2}, { cond=(AND p3 (NOT p1) p2), acceptance={1, 2} source=5 dest: 2}, { cond=(AND (NOT p3) (NOT p1) (NOT p2)), acceptance={0, 1, 2, 3} source=5 dest: 3}, { cond=(AND (NOT p3) (NOT p1) p2), acceptance={0, 1, 2} source=5 dest: 3}, { cond=(AND (NOT p3) p1 (NOT p2)), acceptance={0, 2, 3} source=5 dest: 4}, { cond=(AND p3 p1 (NOT p2)), acceptance={2, 3} source=5 dest: 5}, { cond=(AND p3 p1 p2), acceptance={2} source=5 dest: 5}, { cond=(AND (NOT p3) p1 (NOT p2)), acceptance={0, 2, 3} source=5 dest: 6}, { cond=(AND (NOT p3) p1 p2), acceptance={0, 2} source=5 dest: 6}, { cond=(AND p3 (NOT p1) (NOT p2)), acceptance={1, 2, 3} source=5 dest: 7}, { cond=(AND p3 p1 (NOT p2)), acceptance={2, 3} source=5 dest: 9}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={0, 1, 2, 3} source=6 dest: 1}, { cond=(AND p3 (NOT p1) (NOT p2)), acceptance={1, 2, 3} source=6 dest: 2}, { cond=(AND p3 (NOT p1) p2), acceptance={1, 2} source=6 dest: 2}, { cond=(AND (NOT p3) (NOT p1) (NOT p2)), acceptance={0, 1, 2, 3} source=6 dest: 3}, { cond=(AND (NOT p3) (NOT p1) p2), acceptance={0, 1, 2} source=6 dest: 3}, { cond=(AND p1 (NOT p2)), acceptance={0, 2, 3} source=6 dest: 4}, { cond=(AND p3 p1 (NOT p2)), acceptance={2, 3} source=6 dest: 5}, { cond=(AND p3 p1 p2), acceptance={2} source=6 dest: 5}, { cond=(AND (NOT p3) p1 (NOT p2)), acceptance={0, 2, 3} source=6 dest: 6}, { cond=(AND (NOT p3) p1 p2), acceptance={0, 2} source=6 dest: 6}, { cond=(AND p3 (NOT p1) p2), acceptance={0, 1, 2} source=6 dest: 8}, { cond=(AND p3 p1 p2), acceptance={0, 2} source=6 dest: 10}], [{ cond=(AND (NOT p3) (NOT p0) (NOT p1)), acceptance={0, 1, 2, 3} source=7 dest: 1}, { cond=(OR (AND (NOT p3) p0) (AND (NOT p3) p1)), acceptance={0, 1, 3} source=7 dest: 1}, { cond=(AND p3 (NOT p0) (NOT p1)), acceptance={1, 2, 3} source=7 dest: 2}, { cond=(AND (NOT p3) (NOT p0) (NOT p1)), acceptance={0, 1, 2, 3} source=7 dest: 3}, { cond=(AND (NOT p3) (NOT p0) p1), acceptance={0, 2, 3} source=7 dest: 4}, { cond=(AND p3 (NOT p0) p1), acceptance={2, 3} source=7 dest: 5}, { cond=(AND (NOT p3) (NOT p0) p1), acceptance={0, 2, 3} source=7 dest: 6}, { cond=(AND p3 (NOT p0) (NOT p1)), acceptance={1, 2, 3} source=7 dest: 7}, { cond=(OR (AND p3 p0) (AND p3 p1)), acceptance={1, 3} source=7 dest: 7}, { cond=(AND p3 (NOT p0) p1), acceptance={2, 3} source=7 dest: 9}], [{ cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={0, 1, 2, 3} source=8 dest: 1}, { cond=(OR (AND p0 (NOT p2)) (AND p1 (NOT p2))), acceptance={0, 1, 3} source=8 dest: 1}, { cond=(AND p3 (NOT p0) (NOT p1) (NOT p2)), acceptance={1, 2, 3} source=8 dest: 2}, { cond=(AND p3 (NOT p0) (NOT p1) p2), acceptance={1, 2} source=8 dest: 2}, { cond=(AND (NOT p3) (NOT p0) (NOT p1) (NOT p2)), acceptance={0, 1, 2, 3} source=8 dest: 3}, { cond=(AND (NOT p3) (NOT p0) (NOT p1) p2), acceptance={0, 1, 2} source=8 dest: 3}, { cond=(AND (NOT p0) p1 (NOT p2)), acceptance={0, 2, 3} source=8 dest: 4}, { cond=(AND p3 (NOT p0) p1 (NOT p2)), acceptance={2, 3} source=8 dest: 5}, { cond=(AND p3 (NOT p0) p1 p2), acceptance={2} source=8 dest: 5}, { cond=(AND (NOT p3) (NOT p0) p1 (NOT p2)), acceptance={0, 2, 3} source=8 dest: 6}, { cond=(AND (NOT p3) (NOT p0) p1 p2), acceptance={0, 2} source=8 dest: 6}, { cond=(AND p3 (NOT p0) (NOT p1) p2), acceptance={0, 1, 2} source=8 dest: 8}, { cond=(OR (AND p0 p2) (AND p1 p2)), acceptance={0, 1} source=8 dest: 8}, { cond=(AND p3 (NOT p0) p1 p2), acceptance={0, 2} source=8 dest: 10}], [{ cond=(AND (NOT p3) (NOT p0) (NOT p1)), acceptance={0, 1, 2, 3} source=9 dest: 1}, { cond=(AND (NOT p3) p0 (NOT p1)), acceptance={0, 1, 3} source=9 dest: 1}, { cond=(AND p3 (NOT p0) (NOT p1)), acceptance={1, 2, 3} source=9 dest: 2}, { cond=(AND (NOT p3) (NOT p0) (NOT p1)), acceptance={0, 1, 2, 3} source=9 dest: 3}, { cond=(AND (NOT p3) (NOT p0) p1), acceptance={0, 2, 3} source=9 dest: 4}, { cond=(AND (NOT p3) p0 p1), acceptance={0, 3} source=9 dest: 4}, { cond=(AND p3 (NOT p0) p1), acceptance={2, 3} source=9 dest: 5}, { cond=(AND (NOT p3) (NOT p0) p1), acceptance={0, 2, 3} source=9 dest: 6}, { cond=(AND p3 (NOT p0) (NOT p1)), acceptance={1, 2, 3} source=9 dest: 7}, { cond=(AND p3 p0 (NOT p1)), acceptance={1, 3} source=9 dest: 7}, { cond=(AND p3 (NOT p0) p1), acceptance={2, 3} source=9 dest: 9}, { cond=(AND p3 p0 p1), acceptance={3} source=9 dest: 9}], [{ cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={0, 1, 2, 3} source=10 dest: 1}, { cond=(AND p0 (NOT p1) (NOT p2)), acceptance={0, 1, 3} source=10 dest: 1}, { cond=(AND p3 (NOT p0) (NOT p1) (NOT p2)), acceptance={1, 2, 3} source=10 dest: 2}, { cond=(AND p3 (NOT p0) (NOT p1) p2), acceptance={1, 2} source=10 dest: 2}, { cond=(AND (NOT p3) (NOT p0) (NOT p1) (NOT p2)), acceptance={0, 1, 2, 3} source=10 dest: 3}, { cond=(AND (NOT p3) (NOT p0) (NOT p1) p2), acceptance={0, 1, 2} source=10 dest: 3}, { cond=(AND (NOT p0) p1 (NOT p2)), acceptance={0, 2, 3} source=10 dest: 4}, { cond=(AND p0 p1 (NOT p2)), acceptance={0, 3} source=10 dest: 4}, { cond=(AND p3 (NOT p0) p1 (NOT p2)), acceptance={2, 3} source=10 dest: 5}, { cond=(AND p3 (NOT p0) p1 p2), acceptance={2} source=10 dest: 5}, { cond=(AND (NOT p3) (NOT p0) p1 (NOT p2)), acceptance={0, 2, 3} source=10 dest: 6}, { cond=(AND (NOT p3) (NOT p0) p1 p2), acceptance={0, 2} source=10 dest: 6}, { cond=(AND p3 (NOT p0) (NOT p1) p2), acceptance={0, 1, 2} source=10 dest: 8}, { cond=(AND p0 (NOT p1) p2), acceptance={0, 1} source=10 dest: 8}, { cond=(AND p3 (NOT p0) p1 p2), acceptance={0, 2} source=10 dest: 10}, { cond=(AND p0 p1 p2), acceptance={0} source=10 dest: 10}]], initial=0, aps=[p3:(AND (EQ s4 1) (EQ s30 1)), p0:(OR (EQ s4 0) (EQ s30 0)), p1:(AND (EQ s13 1) (EQ s39 1) (EQ s47 1)), p2:(AND (EQ s4 1) (EQ s29 1))], nbAcceptance=4, properties=[trans-labels, explicit-labels, trans-acc, complete, no-univ-branch], stateDesc=[null, null, null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 200 ms.
Stack based approach found an accepted trace after 95 steps with 0 reset with depth 96 and stack size 96 in 0 ms.
FORMULA LamportFastMutEx-PT-3-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-PT-3-09 finished in 877 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(G((X(p0)||(G(p1)&&(p2 U (p3||G(p2)))))))], workingDir=/home/mcc/execution]
Support contains 5 out of 69 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 69/69 places, 114/114 transitions.
Applied a total of 0 rules in 1 ms. Remains 69 /69 variables (removed 0) and now considering 114/114 (removed 0) transitions.
[2021-05-13 04:50:48] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
// Phase 1: matrix 96 rows 69 cols
[2021-05-13 04:50:48] [INFO ] Computed 15 place invariants in 0 ms
[2021-05-13 04:50:48] [INFO ] Implicit Places using invariants in 52 ms returned [47]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 53 ms to find 1 implicit places.
[2021-05-13 04:50:48] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
// Phase 1: matrix 96 rows 68 cols
[2021-05-13 04:50:48] [INFO ] Computed 14 place invariants in 1 ms
[2021-05-13 04:50:48] [INFO ] Dead Transitions using invariants and state equation in 70 ms returned []
Starting structural reductions, iteration 1 : 68/69 places, 114/114 transitions.
Applied a total of 0 rules in 1 ms. Remains 68 /68 variables (removed 0) and now considering 114/114 (removed 0) transitions.
[2021-05-13 04:50:48] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
// Phase 1: matrix 96 rows 68 cols
[2021-05-13 04:50:48] [INFO ] Computed 14 place invariants in 1 ms
[2021-05-13 04:50:49] [INFO ] Dead Transitions using invariants and state equation in 76 ms returned []
Finished structural reductions, in 2 iterations. Remains : 68/69 places, 114/114 transitions.
Stuttering acceptance computed with spot in 177 ms :[(OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1))), (NOT p0), (AND (NOT p1) (NOT p0)), (AND p1 (NOT p3) (NOT p2) (NOT p0)), true, (NOT p1), (AND (NOT p3) (NOT p2))]
Running random walk in product with property : LamportFastMutEx-PT-3-11 automaton TGBA [mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(OR (NOT p1) (AND (NOT p3) (NOT p2))), acceptance={} source=0 dest: 1}, { cond=(OR (AND p1 p3) (AND p1 p2)), acceptance={} source=0 dest: 2}, { cond=(AND p1 (NOT p3) p2), acceptance={} source=0 dest: 3}], [{ cond=(NOT p0), acceptance={} source=1 dest: 4}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 4}, { cond=(AND p1 (NOT p0)), acceptance={} source=2 dest: 5}], [{ cond=(AND p1 (NOT p3) (NOT p2) (NOT p0)), acceptance={} source=3 dest: 4}, { cond=(AND (NOT p3) p2 (NOT p0)), acceptance={} source=3 dest: 6}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(NOT p1), acceptance={} source=5 dest: 4}, { cond=p1, acceptance={} source=5 dest: 5}], [{ cond=(AND (NOT p3) (NOT p2)), acceptance={} source=6 dest: 4}, { cond=(AND (NOT p3) p2), acceptance={} source=6 dest: 6}]], initial=0, aps=[p1:(NEQ s35 1), p3:(AND (OR (NEQ s6 1) (NEQ s31 1)) (OR (NEQ s9 1) (NEQ s62 1))), p2:(OR (NEQ s9 1) (NEQ s62 1)), p0:(OR (NEQ s6 1) (NEQ s31 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 150 steps with 34 reset in 0 ms.
FORMULA LamportFastMutEx-PT-3-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-PT-3-11 finished in 397 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(G(p0))], workingDir=/home/mcc/execution]
Support contains 2 out of 69 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 69/69 places, 114/114 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 69 transition count 113
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 68 transition count 113
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 8 place count 65 transition count 110
Applied a total of 8 rules in 8 ms. Remains 65 /69 variables (removed 4) and now considering 110/114 (removed 4) transitions.
[2021-05-13 04:50:49] [INFO ] Flow matrix only has 92 transitions (discarded 18 similar events)
// Phase 1: matrix 92 rows 65 cols
[2021-05-13 04:50:49] [INFO ] Computed 15 place invariants in 0 ms
[2021-05-13 04:50:49] [INFO ] Implicit Places using invariants in 45 ms returned [44]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 46 ms to find 1 implicit places.
[2021-05-13 04:50:49] [INFO ] Redundant transitions in 2 ms returned []
[2021-05-13 04:50:49] [INFO ] Flow matrix only has 92 transitions (discarded 18 similar events)
// Phase 1: matrix 92 rows 64 cols
[2021-05-13 04:50:49] [INFO ] Computed 14 place invariants in 2 ms
[2021-05-13 04:50:49] [INFO ] Dead Transitions using invariants and state equation in 75 ms returned []
Starting structural reductions, iteration 1 : 64/69 places, 110/114 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 64 transition count 109
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 63 transition count 109
Applied a total of 2 rules in 5 ms. Remains 63 /64 variables (removed 1) and now considering 109/110 (removed 1) transitions.
[2021-05-13 04:50:49] [INFO ] Flow matrix only has 91 transitions (discarded 18 similar events)
// Phase 1: matrix 91 rows 63 cols
[2021-05-13 04:50:49] [INFO ] Computed 14 place invariants in 1 ms
[2021-05-13 04:50:49] [INFO ] Implicit Places using invariants in 51 ms returned []
[2021-05-13 04:50:49] [INFO ] Flow matrix only has 91 transitions (discarded 18 similar events)
// Phase 1: matrix 91 rows 63 cols
[2021-05-13 04:50:49] [INFO ] Computed 14 place invariants in 0 ms
[2021-05-13 04:50:49] [INFO ] State equation strengthened by 24 read => feed constraints.
[2021-05-13 04:50:49] [INFO ] Implicit Places using invariants and state equation in 83 ms returned []
Implicit Place search using SMT with State Equation took 135 ms to find 0 implicit places.
Finished structural reductions, in 2 iterations. Remains : 63/69 places, 109/114 transitions.
Stuttering acceptance computed with spot in 31 ms :[true, (NOT p0)]
Running random walk in product with property : LamportFastMutEx-PT-3-12 automaton TGBA [mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}]], initial=1, aps=[p0:(OR (NEQ s7 1) (NEQ s53 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Entered a terminal (fully accepting) state of product in 236 steps with 0 reset in 0 ms.
FORMULA LamportFastMutEx-PT-3-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-PT-3-12 finished in 316 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(F(p0))], workingDir=/home/mcc/execution]
Support contains 2 out of 69 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 69/69 places, 114/114 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 69 transition count 112
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 67 transition count 112
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 10 place count 64 transition count 109
Applied a total of 10 rules in 7 ms. Remains 64 /69 variables (removed 5) and now considering 109/114 (removed 5) transitions.
[2021-05-13 04:50:49] [INFO ] Flow matrix only has 91 transitions (discarded 18 similar events)
// Phase 1: matrix 91 rows 64 cols
[2021-05-13 04:50:49] [INFO ] Computed 15 place invariants in 0 ms
[2021-05-13 04:50:49] [INFO ] Implicit Places using invariants in 42 ms returned [44]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 43 ms to find 1 implicit places.
[2021-05-13 04:50:49] [INFO ] Redundant transitions in 10 ms returned []
[2021-05-13 04:50:49] [INFO ] Flow matrix only has 91 transitions (discarded 18 similar events)
// Phase 1: matrix 91 rows 63 cols
[2021-05-13 04:50:49] [INFO ] Computed 14 place invariants in 0 ms
[2021-05-13 04:50:49] [INFO ] Dead Transitions using invariants and state equation in 55 ms returned []
Starting structural reductions, iteration 1 : 63/69 places, 109/114 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 63 transition count 108
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 62 transition count 108
Applied a total of 2 rules in 7 ms. Remains 62 /63 variables (removed 1) and now considering 108/109 (removed 1) transitions.
[2021-05-13 04:50:49] [INFO ] Flow matrix only has 90 transitions (discarded 18 similar events)
// Phase 1: matrix 90 rows 62 cols
[2021-05-13 04:50:49] [INFO ] Computed 14 place invariants in 1 ms
[2021-05-13 04:50:49] [INFO ] Implicit Places using invariants in 39 ms returned []
[2021-05-13 04:50:49] [INFO ] Flow matrix only has 90 transitions (discarded 18 similar events)
// Phase 1: matrix 90 rows 62 cols
[2021-05-13 04:50:49] [INFO ] Computed 14 place invariants in 1 ms
[2021-05-13 04:50:49] [INFO ] State equation strengthened by 24 read => feed constraints.
[2021-05-13 04:50:49] [INFO ] Implicit Places using invariants and state equation in 80 ms returned []
Implicit Place search using SMT with State Equation took 121 ms to find 0 implicit places.
Finished structural reductions, in 2 iterations. Remains : 62/69 places, 108/114 transitions.
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
Running random walk in product with property : LamportFastMutEx-PT-3-15 automaton TGBA [mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (EQ s7 1) (EQ s53 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 2548 reset in 133 ms.
Stack based approach found an accepted trace after 400 steps with 8 reset with depth 55 and stack size 55 in 0 ms.
FORMULA LamportFastMutEx-PT-3-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-PT-3-15 finished in 424 ms.
All properties solved without resorting to model-checking.

BK_STOP 1620881450870

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

+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ cut -d . -f 9
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202104292328.jar
+ VERSION=0
+ echo 'Running Version 0'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination LTLFireability -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=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="LamportFastMutEx-PT-3"
export BK_EXAMINATION="LTLFireability"
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 LamportFastMutEx-PT-3, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r121-tall-162075407300653"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LamportFastMutEx-PT-3.tgz
mv LamportFastMutEx-PT-3 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;