About the Execution of LoLA for S_TCPcondis-PT-40
Execution Summary | |||||
Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
12517.710 | 1181487.00 | 1187528.00 | 257.70 | FFFFF?FFFFFFFFFF | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Waiting for the VM to be ready (probing ssh)
...................
=====================================================================
Generated by BenchKit 2-3253
Executing tool lola
Input is S_TCPcondis-PT-40, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r158-ebro-149443464100240
=====================================================================
--------------------
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 TCPcondis-PT-40-LTLFireability-0
FORMULA_NAME TCPcondis-PT-40-LTLFireability-1
FORMULA_NAME TCPcondis-PT-40-LTLFireability-10
FORMULA_NAME TCPcondis-PT-40-LTLFireability-11
FORMULA_NAME TCPcondis-PT-40-LTLFireability-12
FORMULA_NAME TCPcondis-PT-40-LTLFireability-13
FORMULA_NAME TCPcondis-PT-40-LTLFireability-14
FORMULA_NAME TCPcondis-PT-40-LTLFireability-15
FORMULA_NAME TCPcondis-PT-40-LTLFireability-2
FORMULA_NAME TCPcondis-PT-40-LTLFireability-3
FORMULA_NAME TCPcondis-PT-40-LTLFireability-4
FORMULA_NAME TCPcondis-PT-40-LTLFireability-5
FORMULA_NAME TCPcondis-PT-40-LTLFireability-6
FORMULA_NAME TCPcondis-PT-40-LTLFireability-7
FORMULA_NAME TCPcondis-PT-40-LTLFireability-8
FORMULA_NAME TCPcondis-PT-40-LTLFireability-9
=== Now, execution of the tool begins
BK_START 1496566279084
Time: 3600 - MCC
----- Start make prepare stdout -----
===========================================================================================
S_TCPcondis-PT-40: translating PT Petri net model.pnml into LoLA format
===========================================================================================
translating PT Petri net complete
checking for too many tokens
===========================================================================================
S_TCPcondis-PT-40: translating PT formula LTLFireability into LoLA format
===========================================================================================
translating formula complete
touch formulae;
----- Start make result stdout -----
LTLFireability @ S_TCPcondis-PT-40 @ 3540 seconds
----- Start make result stdout -----
lola: LoLA will run for 3540 seconds at most (--timelimit)
lola: NET
lola: reading net from model.pnml.lola
lola: finished parsing
lola: closed net file model.pnml.lola
lola: 62/65536 symbol table entries, 0 collisions
lola: preprocessing...
lola: finding significant places
lola: 30 places, 32 transitions, 21 significant places
lola: computing forward-conflicting sets
lola: computing back-conflicting sets
lola: 48 transition conflict sets
lola: TASK
lola: reading formula from TCPcondis-PT-40-LTLFireability.task
lola: A (G (X (FIREABLE(xrf2)))) : A (G (X (G (F (X (FIREABLE(rs))))))) : A (G (X ((FIREABLE(raf1) U X (FIREABLE(xCLOSE2)))))) : A ((F (FIREABLE(raf1)) U (X (FIREABLE(xrf2)) U F (FIREABLE(xrf))))) : A (F (X (G (F (G (FIREABLE(xAOPEN))))))) : A (F (X (X (FIREABLE(end))))) : A (F (G (FIREABLE(xras)))) : A (X (X (G (F (X (FIREABLE(xSEND))))))) : A (G (G (X ((FIREABLE(raf2) U FIREABLE(rf)))))) : A (F ((FIREABLE(rf1) U G (X (FIREABLE(xSEND)))))) : A (FIREABLE(xSEND)) : A (FIREABLE(xend)) : A (F (F (X (F (F (FIREABLE(CLOSE3))))))) : A ((G ((FIREABLE(xraf) U FIREABLE(xraf))) U G (F (FIREABLE(xCLOSE2))))) : A (G (F (X (FIREABLE(raf1))))) : A (G ((FIREABLE(rs1) U X (G (FIREABLE(xPOPEN))))))
lola: computing a collection of formulas
lola: RUNNING
lola: subprocess 0 will run for 221 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (G (X (FIREABLE(xrf2))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (G (X (FIREABLE(xrf2))))
lola: processed formula: A (G (X (FIREABLE(xrf2))))
lola: processed formula length: 26
lola: 0 rewrites
lola: formula mentions 0 of 30 places; total mentions: 0
lola: closed formula file TCPcondis-PT-40-LTLFireability.task
lola: the resulting Büchi automaton has 3 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 88 bytes per marking, with 30 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: ========================================
lola: subprocess 1 will run for 236 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (G (X (G (F (X (FIREABLE(rs)))))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (G (X (G (F (X (FIREABLE(rs)))))))
lola: processed formula: A (G (X (G (F (X (FIREABLE(rs)))))))
lola: processed formula length: 36
lola: 0 rewrites
lola: formula mentions 0 of 30 places; total mentions: 0
lola: closed formula file TCPcondis-PT-40-LTLFireability.task
lola: the resulting Büchi automaton has 3 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 88 bytes per marking, with 30 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: ========================================
lola: subprocess 2 will run for 252 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (G (X ((FIREABLE(raf1) U X (FIREABLE(xCLOSE2))))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (G (X ((FIREABLE(raf1) U X (FIREABLE(xCLOSE2))))))
lola: processed formula: A (G (X ((FIREABLE(raf1) U X (FIREABLE(xCLOSE2))))))
lola: processed formula length: 52
lola: 0 rewrites
lola: formula mentions 0 of 30 places; total mentions: 0
lola: closed formula file TCPcondis-PT-40-LTLFireability.task
lola: the resulting Büchi automaton has 5 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 88 bytes per marking, with 29 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: ========================================
lola: subprocess 3 will run for 272 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A ((F (FIREABLE(raf1)) U (X (FIREABLE(xrf2)) U F (FIREABLE(xrf)))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A ((F (FIREABLE(raf1)) U (X (FIREABLE(xrf2)) U F (FIREABLE(xrf)))))
lola: processed formula: A ((F (FIREABLE(raf1)) U (X (FIREABLE(xrf2)) U F (FIREABLE(xrf)))))
lola: processed formula length: 67
lola: 0 rewrites
lola: formula mentions 0 of 30 places; total mentions: 0
lola: closed formula file TCPcondis-PT-40-LTLFireability.task
lola: the resulting Büchi automaton has 1 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 88 bytes per marking, with 31 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: ========================================
lola: subprocess 4 will run for 295 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (F (X (G (F (G (FIREABLE(xAOPEN)))))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (F (X (F (G (FIREABLE(xAOPEN))))))
lola: processed formula: A (F (X (F (G (FIREABLE(xAOPEN))))))
lola: processed formula length: 36
lola: 1 rewrites
lola: formula mentions 0 of 30 places; total mentions: 0
lola: closed formula file TCPcondis-PT-40-LTLFireability.task
lola: the resulting Büchi automaton has 3 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 88 bytes per marking, with 30 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: ========================================
lola: subprocess 5 will run for 321 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (F (X (X (FIREABLE(end)))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (F (X (X (FIREABLE(end)))))
lola: processed formula: A (F (X (X (FIREABLE(end)))))
lola: processed formula length: 29
lola: 0 rewrites
lola: formula mentions 0 of 30 places; total mentions: 0
lola: closed formula file TCPcondis-PT-40-LTLFireability.task
lola: the resulting Büchi automaton has 3 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 88 bytes per marking, with 30 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: ========================================
lola: subprocess 6 will run for 354 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (F (G (FIREABLE(xras))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (F (G (FIREABLE(xras))))
lola: processed formula: A (F (G (FIREABLE(xras))))
lola: processed formula length: 26
lola: 0 rewrites
lola: formula mentions 0 of 30 places; total mentions: 0
lola: closed formula file TCPcondis-PT-40-LTLFireability.task
lola: the resulting Büchi automaton has 2 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 88 bytes per marking, with 30 unused bits
lola: using a prefix tree store (--store=prefix)
lola: using ltl preserving stubborn set method (--stubborn)
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: ========================================
lola: subprocess 7 will run for 393 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (X (X (G (F (X (FIREABLE(xSEND)))))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (X (X (G (F (X (FIREABLE(xSEND)))))))
lola: processed formula: A (X (X (G (F (X (FIREABLE(xSEND)))))))
lola: processed formula length: 39
lola: 0 rewrites
lola: formula mentions 0 of 30 places; total mentions: 0
lola: closed formula file TCPcondis-PT-40-LTLFireability.task
lola: the resulting Büchi automaton has 4 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 88 bytes per marking, with 29 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: ========================================
lola: subprocess 8 will run for 442 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (G (G (X ((FIREABLE(raf2) U FIREABLE(rf))))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (G (G (X ((FIREABLE(raf2) U FIREABLE(rf))))))
lola: processed formula: A (G (G (X ((FIREABLE(raf2) U FIREABLE(rf))))))
lola: processed formula length: 47
lola: 0 rewrites
lola: formula mentions 0 of 30 places; total mentions: 0
lola: closed formula file TCPcondis-PT-40-LTLFireability.task
lola: the resulting Büchi automaton has 3 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 88 bytes per marking, with 30 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: ========================================
lola: subprocess 9 will run for 505 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (F ((FIREABLE(rf1) U G (X (FIREABLE(xSEND))))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (F ((FIREABLE(rf1) U G (X (FIREABLE(xSEND))))))
lola: processed formula: A (F ((FIREABLE(rf1) U G (X (FIREABLE(xSEND))))))
lola: processed formula length: 49
lola: 0 rewrites
lola: formula mentions 0 of 30 places; total mentions: 0
lola: closed formula file TCPcondis-PT-40-LTLFireability.task
lola: the resulting Büchi automaton has 2 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 88 bytes per marking, with 30 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: ========================================
lola: subprocess 10 will run for 590 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (FIREABLE(xSEND))
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: FIREABLE(xSEND)
lola: processed formula length: 15
lola: 1 rewrites
lola: formula mentions 0 of 30 places; total mentions: 0
lola: closed formula file TCPcondis-PT-40-LTLFireability.task
lola: processed formula with 0 atomic propositions
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: preprocessing
lola: The net violates the given property already in its initial state.
lola: ========================================
lola: subprocess 11 will run for 708 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (FIREABLE(xend))
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: FIREABLE(xend)
lola: processed formula length: 14
lola: 1 rewrites
lola: formula mentions 0 of 30 places; total mentions: 0
lola: closed formula file TCPcondis-PT-40-LTLFireability.task
lola: processed formula with 0 atomic propositions
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: preprocessing
lola: The net violates the given property already in its initial state.
lola: ========================================
lola: subprocess 12 will run for 885 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (F (F (X (F (F (FIREABLE(CLOSE3)))))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (F (X (F (FIREABLE(CLOSE3)))))
lola: processed formula: A (F (X (F (FIREABLE(CLOSE3)))))
lola: processed formula length: 32
lola: 2 rewrites
lola: formula mentions 0 of 30 places; total mentions: 0
lola: closed formula file TCPcondis-PT-40-LTLFireability.task
lola: the resulting Büchi automaton has 2 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 88 bytes per marking, with 30 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: ========================================
lola: subprocess 13 will run for 1180 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A ((G ((FIREABLE(xraf) U FIREABLE(xraf))) U G (F (FIREABLE(xCLOSE2)))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A ((G ((FIREABLE(xraf) U FIREABLE(xraf))) U G (F (FIREABLE(xCLOSE2)))))
lola: processed formula: A ((G ((FIREABLE(xraf) U FIREABLE(xraf))) U G (F (FIREABLE(xCLOSE2)))))
lola: processed formula length: 71
lola: 0 rewrites
lola: formula mentions 0 of 30 places; total mentions: 0
lola: closed formula file TCPcondis-PT-40-LTLFireability.task
lola: the resulting Büchi automaton has 8 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 88 bytes per marking, with 28 unused bits
lola: using a prefix tree store (--store=prefix)
lola: using ltl preserving stubborn set method (--stubborn)
lola: SEARCH
lola: RUNNING
lola: 972818 markings, 3656915 edges, 194564 markings/sec, 0 secs
lola: 1738267 markings, 6931721 edges, 153090 markings/sec, 5 secs
lola: 2489504 markings, 10121154 edges, 150247 markings/sec, 10 secs
lola: 3244911 markings, 13335857 edges, 151081 markings/sec, 15 secs
lola: 4009357 markings, 16565354 edges, 152889 markings/sec, 20 secs
lola: 4823311 markings, 19799951 edges, 162791 markings/sec, 25 secs
lola: 5639180 markings, 22844137 edges, 163174 markings/sec, 30 secs
lola: 6432967 markings, 25842930 edges, 158757 markings/sec, 35 secs
lola: 7205204 markings, 28748969 edges, 154447 markings/sec, 40 secs
lola: 7951389 markings, 31595211 edges, 149237 markings/sec, 45 secs
lola: 8669456 markings, 34400745 edges, 143613 markings/sec, 50 secs
lola: 9362197 markings, 37172960 edges, 138548 markings/sec, 55 secs
lola: 10068409 markings, 39945809 edges, 141242 markings/sec, 60 secs
lola: 10742605 markings, 42590168 edges, 134839 markings/sec, 65 secs
lola: 11318360 markings, 45058640 edges, 115151 markings/sec, 70 secs
lola: 11958110 markings, 47634246 edges, 127950 markings/sec, 75 secs
lola: 12599653 markings, 50233109 edges, 128309 markings/sec, 80 secs
lola: 13183309 markings, 52806974 edges, 116731 markings/sec, 85 secs
lola: 13824672 markings, 55413034 edges, 128273 markings/sec, 90 secs
lola: 14387058 markings, 57846006 edges, 112477 markings/sec, 95 secs
lola: 14983493 markings, 60392674 edges, 119287 markings/sec, 100 secs
lola: 15599012 markings, 62951594 edges, 123104 markings/sec, 105 secs
lola: 16119267 markings, 65320700 edges, 104051 markings/sec, 110 secs
lola: 16699599 markings, 67765183 edges, 116066 markings/sec, 115 secs
lola: 17212332 markings, 70097859 edges, 102547 markings/sec, 120 secs
lola: 17784384 markings, 72536765 edges, 114410 markings/sec, 125 secs
lola: 18304895 markings, 74839594 edges, 104102 markings/sec, 130 secs
lola: 18825619 markings, 77164294 edges, 104145 markings/sec, 135 secs
lola: 19354126 markings, 79451975 edges, 105701 markings/sec, 140 secs
lola: 19831176 markings, 81652780 edges, 95410 markings/sec, 145 secs
lola: 20368465 markings, 84001496 edges, 107458 markings/sec, 150 secs
lola: 20855320 markings, 86255284 edges, 97371 markings/sec, 155 secs
lola: 21387200 markings, 88611960 edges, 106376 markings/sec, 160 secs
lola: 21912157 markings, 90951085 edges, 104991 markings/sec, 165 secs
lola: 22397155 markings, 93207257 edges, 97000 markings/sec, 170 secs
lola: 22899250 markings, 95462867 edges, 100419 markings/sec, 175 secs
lola: 23396276 markings, 97708252 edges, 99405 markings/sec, 180 secs
lola: 23895184 markings, 99978998 edges, 99782 markings/sec, 185 secs
lola: 24374530 markings, 102192648 edges, 95869 markings/sec, 190 secs
lola: 24845375 markings, 104367103 edges, 94169 markings/sec, 195 secs
lola: 25286653 markings, 106389605 edges, 88256 markings/sec, 200 secs
lola: 25787761 markings, 108677116 edges, 100222 markings/sec, 205 secs
lola: 26277939 markings, 110952080 edges, 98036 markings/sec, 210 secs
lola: 26788086 markings, 113307912 edges, 102029 markings/sec, 215 secs
lola: 27345531 markings, 115995009 edges, 111489 markings/sec, 220 secs
lola: 27839478 markings, 119378068 edges, 98789 markings/sec, 225 secs
lola: 28226824 markings, 122741845 edges, 77469 markings/sec, 230 secs
lola: 28622855 markings, 126133634 edges, 79206 markings/sec, 235 secs
lola: 29016492 markings, 129499585 edges, 78727 markings/sec, 240 secs
lola: 29424356 markings, 132944364 edges, 81573 markings/sec, 245 secs
lola: 29833544 markings, 136451982 edges, 81838 markings/sec, 250 secs
lola: 30239151 markings, 139916831 edges, 81121 markings/sec, 255 secs
lola: 30659822 markings, 143483772 edges, 84134 markings/sec, 260 secs
lola: 31080467 markings, 147031442 edges, 84129 markings/sec, 265 secs
lola: 31474793 markings, 150334930 edges, 78865 markings/sec, 270 secs
lola: 31902258 markings, 153776296 edges, 85493 markings/sec, 275 secs
lola: 32319238 markings, 156871868 edges, 83396 markings/sec, 280 secs
lola: 32741584 markings, 160038544 edges, 84469 markings/sec, 285 secs
lola: 33155499 markings, 163088499 edges, 82783 markings/sec, 290 secs
lola: 33570395 markings, 166217698 edges, 82979 markings/sec, 295 secs
lola: 33972526 markings, 169248725 edges, 80426 markings/sec, 300 secs
lola: 34375766 markings, 172284825 edges, 80648 markings/sec, 305 secs
lola: 34763573 markings, 175278252 edges, 77561 markings/sec, 310 secs
lola: 35160025 markings, 178283080 edges, 79290 markings/sec, 315 secs
lola: 35537031 markings, 181269287 edges, 75401 markings/sec, 320 secs
lola: 35923969 markings, 184233907 edges, 77388 markings/sec, 325 secs
lola: 36304811 markings, 187206987 edges, 76168 markings/sec, 330 secs
lola: 36665936 markings, 190146609 edges, 72225 markings/sec, 335 secs
lola: 37035773 markings, 192927623 edges, 73967 markings/sec, 340 secs
lola: 37398449 markings, 195978283 edges, 72535 markings/sec, 345 secs
lola: 37758683 markings, 198828755 edges, 72047 markings/sec, 350 secs
lola: 38139503 markings, 201825941 edges, 76164 markings/sec, 355 secs
lola: 38477361 markings, 204802695 edges, 67572 markings/sec, 360 secs
lola: 38853157 markings, 207652395 edges, 75159 markings/sec, 365 secs
lola: 39188943 markings, 210493963 edges, 67157 markings/sec, 370 secs
lola: 39502835 markings, 213276658 edges, 62778 markings/sec, 375 secs
lola: 39882045 markings, 216104703 edges, 75842 markings/sec, 380 secs
lola: 40187389 markings, 218791674 edges, 61069 markings/sec, 385 secs
lola: 40496947 markings, 221572683 edges, 61912 markings/sec, 390 secs
lola: 40865158 markings, 224359808 edges, 73642 markings/sec, 395 secs
lola: 41143926 markings, 226835857 edges, 55754 markings/sec, 400 secs
lola: 41440716 markings, 229518419 edges, 59358 markings/sec, 405 secs
lola: 41808853 markings, 232377928 edges, 73627 markings/sec, 410 secs
lola: 42113267 markings, 235095249 edges, 60883 markings/sec, 415 secs
lola: 42418699 markings, 237837201 edges, 61086 markings/sec, 420 secs
lola: 42780681 markings, 240721453 edges, 72396 markings/sec, 425 secs
lola: 43085766 markings, 243472450 edges, 61017 markings/sec, 430 secs
lola: 43389859 markings, 246230649 edges, 60819 markings/sec, 435 secs
lola: 43749332 markings, 249115147 edges, 71895 markings/sec, 440 secs
lola: 44059502 markings, 251914825 edges, 62034 markings/sec, 445 secs
lola: 44364955 markings, 254708581 edges, 61091 markings/sec, 450 secs
lola: 44719138 markings, 257602684 edges, 70837 markings/sec, 455 secs
lola: 45024061 markings, 260382525 edges, 60985 markings/sec, 460 secs
lola: 45325237 markings, 263134517 edges, 60235 markings/sec, 465 secs
lola: 45667408 markings, 265978986 edges, 68434 markings/sec, 470 secs
lola: 45966213 markings, 268708076 edges, 59761 markings/sec, 475 secs
lola: 46263178 markings, 271430927 edges, 59393 markings/sec, 480 secs
lola: 46595430 markings, 274205786 edges, 66450 markings/sec, 485 secs
lola: 46879858 markings, 276828958 edges, 56886 markings/sec, 490 secs
lola: 47163192 markings, 279441282 edges, 56667 markings/sec, 495 secs
lola: 47480801 markings, 282137447 edges, 63522 markings/sec, 500 secs
lola: 47765350 markings, 284757896 edges, 56910 markings/sec, 505 secs
lola: 48050475 markings, 287384645 edges, 57025 markings/sec, 510 secs
lola: 48369561 markings, 290134327 edges, 63817 markings/sec, 515 secs
lola: 48654578 markings, 292782263 edges, 57003 markings/sec, 520 secs
lola: 48944060 markings, 295442969 edges, 57896 markings/sec, 525 secs
lola: 49254938 markings, 298162785 edges, 62176 markings/sec, 530 secs
lola: 49541034 markings, 300822505 edges, 57219 markings/sec, 535 secs
lola: 49855704 markings, 303585642 edges, 62934 markings/sec, 540 secs
lola: 50140471 markings, 306226739 edges, 56953 markings/sec, 545 secs
lola: 50446436 markings, 308961317 edges, 61193 markings/sec, 550 secs
lola: 50729079 markings, 311575300 edges, 56529 markings/sec, 555 secs
lola: 51016000 markings, 314254307 edges, 57384 markings/sec, 560 secs
lola: 51314076 markings, 316925447 edges, 59615 markings/sec, 565 secs
lola: 51599629 markings, 319587441 edges, 57111 markings/sec, 570 secs
lola: 51897147 markings, 322275192 edges, 59504 markings/sec, 575 secs
lola: 52192029 markings, 324949634 edges, 58976 markings/sec, 580 secs
lola: 52466996 markings, 327519480 edges, 54993 markings/sec, 585 secs
lola: 52750568 markings, 330111809 edges, 56714 markings/sec, 590 secs
lola: 53032612 markings, 332696637 edges, 56409 markings/sec, 595 secs
lola: 53290277 markings, 335106957 edges, 51533 markings/sec, 600 secs
lola: 53549743 markings, 337496019 edges, 51893 markings/sec, 605 secs
lola: 53812455 markings, 339922728 edges, 52542 markings/sec, 610 secs
lola: 54086897 markings, 342443115 edges, 54888 markings/sec, 615 secs
lola: 54361387 markings, 344974817 edges, 54898 markings/sec, 620 secs
lola: 54720408 markings, 348325389 edges, 71804 markings/sec, 625 secs
lola: 55061698 markings, 351738819 edges, 68258 markings/sec, 630 secs
lola: 55340398 markings, 355384850 edges, 55740 markings/sec, 635 secs
lola: 55616964 markings, 358901683 edges, 55313 markings/sec, 640 secs
lola: 55875609 markings, 362274216 edges, 51729 markings/sec, 645 secs
lola: 56151598 markings, 365794937 edges, 55198 markings/sec, 650 secs
lola: 56420736 markings, 369223954 edges, 53828 markings/sec, 655 secs
lola: 56692646 markings, 372692117 edges, 54382 markings/sec, 660 secs
lola: 56951509 markings, 376057325 edges, 51773 markings/sec, 665 secs
lola: 57218846 markings, 379470440 edges, 53467 markings/sec, 670 secs
lola: 57486901 markings, 382889639 edges, 53611 markings/sec, 675 secs
lola: 57761070 markings, 386344389 edges, 54834 markings/sec, 680 secs
lola: 58029376 markings, 389774834 edges, 53661 markings/sec, 685 secs
lola: 58299343 markings, 393183096 edges, 53993 markings/sec, 690 secs
lola: 58566054 markings, 396556132 edges, 53342 markings/sec, 695 secs
lola: 58840687 markings, 399989306 edges, 54927 markings/sec, 700 secs
lola: 59132944 markings, 403552463 edges, 58451 markings/sec, 705 secs
lola: 59423428 markings, 406718689 edges, 58097 markings/sec, 710 secs
lola: 59699668 markings, 409831402 edges, 55248 markings/sec, 715 secs
lola: 59987072 markings, 413070116 edges, 57481 markings/sec, 720 secs
lola: 60284168 markings, 416335634 edges, 59419 markings/sec, 725 secs
lola: 60572427 markings, 419595735 edges, 57652 markings/sec, 730 secs
lola: 60866965 markings, 422925491 edges, 58908 markings/sec, 735 secs
lola: 61158323 markings, 426185896 edges, 58272 markings/sec, 740 secs
lola: 61445366 markings, 429454177 edges, 57409 markings/sec, 745 secs
lola: 61731982 markings, 432721856 edges, 57323 markings/sec, 750 secs
lola: 62009087 markings, 435939388 edges, 55421 markings/sec, 755 secs
lola: 62273096 markings, 438934274 edges, 52802 markings/sec, 760 secs
lola: 62561824 markings, 442174807 edges, 57746 markings/sec, 765 secs
lola: 62816868 markings, 445352573 edges, 51009 markings/sec, 770 secs
lola: 63100527 markings, 448568948 edges, 56732 markings/sec, 775 secs
lola: 63383062 markings, 451765589 edges, 56507 markings/sec, 780 secs
lola: 63631928 markings, 454830091 edges, 49773 markings/sec, 785 secs
lola: 63887272 markings, 457956181 edges, 51069 markings/sec, 790 secs
lola: 64166801 markings, 461104856 edges, 55906 markings/sec, 795 secs
lola: 64441779 markings, 464328137 edges, 54996 markings/sec, 800 secs
lola: 64681632 markings, 467467253 edges, 47971 markings/sec, 805 secs
lola: 64944886 markings, 470584148 edges, 52651 markings/sec, 810 secs
lola: 65227706 markings, 473766377 edges, 56564 markings/sec, 815 secs
lola: 65468536 markings, 476836659 edges, 48166 markings/sec, 820 secs
lola: 65703375 markings, 479900849 edges, 46968 markings/sec, 825 secs
lola: 65967124 markings, 482998382 edges, 52750 markings/sec, 830 secs
lola: 66238671 markings, 486164384 edges, 54309 markings/sec, 835 secs
lola: 66477693 markings, 489277854 edges, 47804 markings/sec, 840 secs
lola: 66711102 markings, 492345092 edges, 46682 markings/sec, 845 secs
lola: 66979415 markings, 495506390 edges, 53663 markings/sec, 850 secs
lola: 67249429 markings, 498722173 edges, 54003 markings/sec, 855 secs
lola: 67481541 markings, 501850782 edges, 46422 markings/sec, 860 secs
lola: 67715752 markings, 504929714 edges, 46842 markings/sec, 865 secs
lola: 67977225 markings, 508018642 edges, 52295 markings/sec, 870 secs
lola: 68233569 markings, 511151380 edges, 51269 markings/sec, 875 secs
lola: 68470003 markings, 514304543 edges, 47287 markings/sec, 880 secs
lola: 68707080 markings, 517534546 edges, 47415 markings/sec, 885 secs
lola: 68984023 markings, 520790359 edges, 55389 markings/sec, 890 secs
lola: 69243484 markings, 524050129 edges, 51892 markings/sec, 895 secs
lola: 69479624 markings, 527220247 edges, 47228 markings/sec, 900 secs
lola: 69712574 markings, 530416418 edges, 46590 markings/sec, 905 secs
lola: 69985543 markings, 533636442 edges, 54594 markings/sec, 910 secs
lola: 70230638 markings, 536785194 edges, 49019 markings/sec, 915 secs
lola: 70457019 markings, 539876958 edges, 45276 markings/sec, 920 secs
lola: 70688243 markings, 543006449 edges, 46245 markings/sec, 925 secs
lola: 70950898 markings, 546192436 edges, 52531 markings/sec, 930 secs
lola: 71198071 markings, 549370915 edges, 49435 markings/sec, 935 secs
lola: 71425168 markings, 552470779 edges, 45419 markings/sec, 940 secs
lola: 71642999 markings, 555492091 edges, 43566 markings/sec, 945 secs
lola: 71870001 markings, 558314281 edges, 45400 markings/sec, 950 secs
lola: 72096902 markings, 561164059 edges, 45380 markings/sec, 955 secs
lola: 72305399 markings, 564016903 edges, 41699 markings/sec, 960 secs
lola: 72527705 markings, 567072722 edges, 44461 markings/sec, 965 secs
lola: 72760212 markings, 570172148 edges, 46501 markings/sec, 970 secs
lola: 73008138 markings, 573206514 edges, 49585 markings/sec, 975 secs
lola: 73208416 markings, 575963567 edges, 40056 markings/sec, 980 secs
lola: 73409688 markings, 578735270 edges, 40254 markings/sec, 985 secs
lola: 73612582 markings, 581530460 edges, 40579 markings/sec, 990 secs
lola: 73853868 markings, 584449470 edges, 48257 markings/sec, 995 secs
lola: 74048818 markings, 587150982 edges, 38990 markings/sec, 1000 secs
lola: 74244899 markings, 589869352 edges, 39216 markings/sec, 1005 secs
lola: 74443389 markings, 592623398 edges, 39698 markings/sec, 1010 secs
lola: 74677147 markings, 595490957 edges, 46752 markings/sec, 1015 secs
lola: 74877175 markings, 598261850 edges, 40006 markings/sec, 1020 secs
lola: 75074282 markings, 600984069 edges, 39421 markings/sec, 1025 secs
lola: 75266836 markings, 603646939 edges, 38511 markings/sec, 1030 secs
lola: 75481622 markings, 606385731 edges, 42957 markings/sec, 1035 secs
lola: 75672047 markings, 608958485 edges, 38085 markings/sec, 1040 secs
lola: 75865635 markings, 611647844 edges, 38718 markings/sec, 1045 secs
lola: 76060866 markings, 614361439 edges, 39046 markings/sec, 1050 secs
lola: 76279011 markings, 617162657 edges, 43629 markings/sec, 1055 secs
lola: 76470260 markings, 619777508 edges, 38250 markings/sec, 1060 secs
lola: 76655162 markings, 622360769 edges, 36980 markings/sec, 1065 secs
lola: 76838694 markings, 624923933 edges, 36706 markings/sec, 1070 secs
lola: 77049630 markings, 627636070 edges, 42187 markings/sec, 1075 secs
lola: 77235559 markings, 630220311 edges, 37186 markings/sec, 1080 secs
lola: 77422293 markings, 632825543 edges, 37347 markings/sec, 1085 secs
lola: 77612459 markings, 635480989 edges, 38033 markings/sec, 1090 secs
lola: 77823759 markings, 638216271 edges, 42260 markings/sec, 1095 secs
lola: 78009371 markings, 640826310 edges, 37122 markings/sec, 1100 secs
lola: 78200091 markings, 643489724 edges, 38144 markings/sec, 1105 secs
lola: 78406089 markings, 646200735 edges, 41200 markings/sec, 1110 secs
lola: 78603977 markings, 648973520 edges, 39578 markings/sec, 1115 secs
lola: 78805228 markings, 651778634 edges, 40250 markings/sec, 1120 secs
lola: 79015759 markings, 654596878 edges, 42106 markings/sec, 1125 secs
lola: 79205418 markings, 657246605 edges, 37932 markings/sec, 1130 secs
lola: 79390771 markings, 659851375 edges, 37071 markings/sec, 1135 secs
lola: 79588262 markings, 662494731 edges, 39498 markings/sec, 1140 secs
lola: 79773476 markings, 665097357 edges, 37043 markings/sec, 1145 secs
lola: 79968285 markings, 667739698 edges, 38962 markings/sec, 1150 secs
lola: 80162913 markings, 670471175 edges, 38926 markings/sec, 1155 secs
lola: 80378356 markings, 673411991 edges, 43089 markings/sec, 1160 secs
lola: 80584401 markings, 676309910 edges, 41209 markings/sec, 1165 secs
lola: 80797821 markings, 679240836 edges, 42684 markings/sec, 1170 secs
lola: local time limit reached - aborting
lola: Child process aborted or communication problem between parent and child process
lola: subprocess 14 will run for 1179 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (G (F (X (FIREABLE(raf1)))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (G (F (X (FIREABLE(raf1)))))
lola: processed formula: A (G (F (X (FIREABLE(raf1)))))
lola: processed formula length: 30
lola: 0 rewrites
lola: formula mentions 0 of 30 places; total mentions: 0
lola: closed formula file TCPcondis-PT-40-LTLFireability.task
lola: the resulting Büchi automaton has 2 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 88 bytes per marking, with 30 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: ========================================
lola: subprocess 15 will run for 2359 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (G ((FIREABLE(rs1) U X (G (FIREABLE(xPOPEN))))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (G ((FIREABLE(rs1) U X (G (FIREABLE(xPOPEN))))))
lola: processed formula: A (G ((FIREABLE(rs1) U X (G (FIREABLE(xPOPEN))))))
lola: processed formula length: 50
lola: 0 rewrites
lola: formula mentions 0 of 30 places; total mentions: 0
lola: closed formula file TCPcondis-PT-40-LTLFireability.task
lola: the resulting Büchi automaton has 6 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 88 bytes per marking, with 29 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: lola: RESULT
lola:
SUMMARY: no no no no no no no no no no no no no unknown no no
========================================
FORMULA TCPcondis-PT-40-LTLFireability-0 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA TCPcondis-PT-40-LTLFireability-1 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA TCPcondis-PT-40-LTLFireability-2 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA TCPcondis-PT-40-LTLFireability-3 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA TCPcondis-PT-40-LTLFireability-4 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA TCPcondis-PT-40-LTLFireability-5 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA TCPcondis-PT-40-LTLFireability-6 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA TCPcondis-PT-40-LTLFireability-7 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA TCPcondis-PT-40-LTLFireability-8 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA TCPcondis-PT-40-LTLFireability-9 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA TCPcondis-PT-40-LTLFireability-10 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA TCPcondis-PT-40-LTLFireability-11 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA TCPcondis-PT-40-LTLFireability-12 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA TCPcondis-PT-40-LTLFireability-13 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA TCPcondis-PT-40-LTLFireability-14 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA TCPcondis-PT-40-LTLFireability-15 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
----- Kill lola and sara stdout -----
----- Finished stdout -----
BK_STOP 1496567460571
--------------------
content from stderr:
----- Start make prepare stderr -----
----- Start make result stderr -----
----- Start make result stderr -----
----- Kill lola and sara stderr -----
----- Finished stderr -----
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="S_TCPcondis-PT-40"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="lola"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
# 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
tar xzf /home/mcc/BenchKit/INPUTS/S_TCPcondis-PT-40.tgz
mv S_TCPcondis-PT-40 execution
# this is for BenchKit: explicit launching of the test
cd execution
echo "====================================================================="
echo " Generated by BenchKit 2-3253"
echo " Executing tool lola"
echo " Input is S_TCPcondis-PT-40, 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 r158-ebro-149443464100240"
echo "====================================================================="
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 '
echo "FORMULA_NAME $x"
done
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 ;