0.01 c This is CSPtoSAT+minisat version 0.3
0.01 c (c) 2006 roussel@cril.univ-artois.fr
0.01
0.01 c This solver internally uses a modified version of MiniSat2 version 061112
0.01 c MiniSat -- Copyright (c) 2003-2006, Niklas Een, Niklas Sorensson
0.01
0.01 c parsing...
0.01 c preparing clauses for relation R0
0.01 c preparing clauses for relation R1
0.01 c preparing clauses for relation R2
0.01 c preparing clauses for relation R3
0.01 c preparing clauses for relation R4
0.01 c preparing clauses for relation R5
0.01 c preparing clauses for relation R6
0.01 c preparing clauses for relation R7
0.01 c preparing clauses for relation R8
0.01 c preparing clauses for relation R9
0.01 c preparing clauses for relation R10
0.01 c preparing clauses for relation R11
0.01 c preparing clauses for relation R12
0.01 c preparing clauses for relation R13
0.01 c instanciating clauses for relation R0 (supports) and variables V31 V20
0.01 c instanciating clauses for relation R0 (supports) and variables V9 V14
0.01 c instanciating clauses for relation R0 (supports) and variables V10 V13
0.01 c instanciating clauses for relation R0 (supports) and variables V22 V27
0.01 c instanciating clauses for relation R0 (supports) and variables V23 V26
0.01 c instanciating clauses for relation R0 (supports) and variables V37 V40
0.01 c instanciating clauses for relation R0 (supports) and variables V36 V41
0.01 c instanciating clauses for relation R0 (supports) and variables V49 V54
0.01 c instanciating clauses for relation R0 (supports) and variables V50 V53
0.01 c instanciating clauses for relation R1 (conflicts) and variables V1 V6
0.01 c instanciating clauses for relation R1 (conflicts) and variables V9 V27
0.01 c instanciating clauses for relation R1 (conflicts) and variables V10 V26
0.01 c instanciating clauses for relation R1 (conflicts) and variables V11 V27
0.01 c instanciating clauses for relation R1 (conflicts) and variables V12 V26
0.01 c instanciating clauses for relation R1 (conflicts) and variables V22 V41
0.01 c instanciating clauses for relation R1 (conflicts) and variables V23 V40
0.01 c instanciating clauses for relation R1 (conflicts) and variables V24 V41
0.01 c instanciating clauses for relation R1 (conflicts) and variables V25 V40
0.01 c instanciating clauses for relation R1 (conflicts) and variables V31 V35
0.01 c instanciating clauses for relation R1 (conflicts) and variables V36 V54
0.01 c instanciating clauses for relation R1 (conflicts) and variables V37 V53
0.01 c instanciating clauses for relation R1 (conflicts) and variables V38 V54
0.01 c instanciating clauses for relation R1 (conflicts) and variables V39 V53
0.01 c instanciating clauses for relation R2 (supports) and variables V1 V0
0.01 c instanciating clauses for relation R3 (conflicts) and variables V7 V20
0.01 c instanciating clauses for relation R3 (conflicts) and variables V8 V21
0.01 c instanciating clauses for relation R3 (conflicts) and variables V13 V26
0.01 c instanciating clauses for relation R3 (conflicts) and variables V14 V27
0.01 c instanciating clauses for relation R3 (conflicts) and variables V21 V35
0.01 c instanciating clauses for relation R3 (conflicts) and variables V26 V40
0.01 c instanciating clauses for relation R3 (conflicts) and variables V27 V41
0.01 c instanciating clauses for relation R3 (conflicts) and variables V40 V53
0.01 c instanciating clauses for relation R3 (conflicts) and variables V41 V54
0.01 c instanciating clauses for relation R4 (conflicts) and variables V0 V5
0.01 c instanciating clauses for relation R5 (supports) and variables V0 V16
0.01 c instanciating clauses for relation R6 (conflicts) and variables V5 V4
0.01 c instanciating clauses for relation R6 (conflicts) and variables V70 V59
0.01 c instanciating clauses for relation R6 (conflicts) and variables V63 V61
0.01 c instanciating clauses for relation R6 (conflicts) and variables V66 V61
0.01 c instanciating clauses for relation R6 (conflicts) and variables V64 V62
0.01 c instanciating clauses for relation R6 (conflicts) and variables V65 V62
0.01 c instanciating clauses for relation R6 (conflicts) and variables V66 V63
0.01 c instanciating clauses for relation R6 (conflicts) and variables V65 V64
0.01 c instanciating clauses for relation R3 (conflicts) and variables V53 V65
0.01 c instanciating clauses for relation R3 (conflicts) and variables V54 V66
0.01 c instanciating clauses for relation R1 (conflicts) and variables V8 V31
0.01 c instanciating clauses for relation R1 (conflicts) and variables V13 V25
0.01 c instanciating clauses for relation R1 (conflicts) and variables V14 V24
0.01 c instanciating clauses for relation R1 (conflicts) and variables V21 V45
0.01 c instanciating clauses for relation R1 (conflicts) and variables V26 V39
0.01 c instanciating clauses for relation R1 (conflicts) and variables V27 V38
0.01 c instanciating clauses for relation R1 (conflicts) and variables V35 V58
0.01 c instanciating clauses for relation R1 (conflicts) and variables V40 V52
0.01 c instanciating clauses for relation R1 (conflicts) and variables V41 V51
0.01 c instanciating clauses for relation R7 (supports) and variables V14 V11
0.01 c instanciating clauses for relation R7 (supports) and variables V13 V12
0.01 c instanciating clauses for relation R7 (supports) and variables V27 V24
0.01 c instanciating clauses for relation R7 (supports) and variables V26 V25
0.01 c instanciating clauses for relation R7 (supports) and variables V40 V39
0.01 c instanciating clauses for relation R7 (supports) and variables V41 V38
0.01 c instanciating clauses for relation R7 (supports) and variables V54 V51
0.02 c instanciating clauses for relation R7 (supports) and variables V53 V52
0.02 c instanciating clauses for relation R7 (supports) and variables V21 V31
0.02 c instanciating clauses for relation R7 (supports) and variables V35 V45
0.02 c instanciating clauses for relation R7 (supports) and variables V20 V19
0.02 c instanciating clauses for relation R7 (supports) and variables V35 V34
0.02 c instanciating clauses for relation R7 (supports) and variables V21 V19
0.02 c instanciating clauses for relation R1 (conflicts) and variables V2 V16
0.02 c instanciating clauses for relation R1 (conflicts) and variables V3 V16
0.02 c instanciating clauses for relation R1 (conflicts) and variables V9 V30
0.02 c instanciating clauses for relation R1 (conflicts) and variables V10 V30
0.02 c instanciating clauses for relation R1 (conflicts) and variables V11 V28
0.02 c instanciating clauses for relation R1 (conflicts) and variables V12 V28
0.02 c instanciating clauses for relation R1 (conflicts) and variables V22 V44
0.02 c instanciating clauses for relation R1 (conflicts) and variables V23 V44
0.02 c instanciating clauses for relation R1 (conflicts) and variables V24 V42
0.02 c instanciating clauses for relation R1 (conflicts) and variables V25 V42
0.02 c instanciating clauses for relation R1 (conflicts) and variables V36 V57
0.02 c instanciating clauses for relation R1 (conflicts) and variables V37 V57
0.02 c instanciating clauses for relation R1 (conflicts) and variables V38 V55
0.02 c instanciating clauses for relation R1 (conflicts) and variables V39 V55
0.02 c instanciating clauses for relation R1 (conflicts) and variables V48 V70
0.02 c instanciating clauses for relation R1 (conflicts) and variables V49 V66
0.02 c instanciating clauses for relation R1 (conflicts) and variables V49 V69
0.02 c instanciating clauses for relation R1 (conflicts) and variables V50 V65
0.02 c instanciating clauses for relation R1 (conflicts) and variables V50 V69
0.02 c instanciating clauses for relation R1 (conflicts) and variables V51 V66
0.02 c instanciating clauses for relation R1 (conflicts) and variables V51 V67
0.02 c instanciating clauses for relation R1 (conflicts) and variables V52 V65
0.02 c instanciating clauses for relation R1 (conflicts) and variables V52 V67
0.02 c instanciating clauses for relation R1 (conflicts) and variables V58 V59
0.02 c instanciating clauses for relation R8 (conflicts) and variables V3 V0
0.02 c instanciating clauses for relation R8 (conflicts) and variables V2 V0
0.02 c instanciating clauses for relation R1 (conflicts) and variables V13 V28
0.02 c instanciating clauses for relation R1 (conflicts) and variables V14 V28
0.02 c instanciating clauses for relation R1 (conflicts) and variables V26 V42
0.02 c instanciating clauses for relation R1 (conflicts) and variables V27 V42
0.02 c instanciating clauses for relation R1 (conflicts) and variables V40 V55
0.02 c instanciating clauses for relation R1 (conflicts) and variables V41 V55
0.02 c instanciating clauses for relation R1 (conflicts) and variables V53 V64
0.02 c instanciating clauses for relation R1 (conflicts) and variables V53 V67
0.02 c instanciating clauses for relation R1 (conflicts) and variables V54 V63
0.02 c instanciating clauses for relation R1 (conflicts) and variables V54 V67
0.02 c instanciating clauses for relation R9 (conflicts) and variables V6 V4
0.02 c instanciating clauses for relation R9 (conflicts) and variables V7 V4
0.02 c instanciating clauses for relation R9 (conflicts) and variables V8 V4
0.02 c instanciating clauses for relation R9 (conflicts) and variables V20 V18
0.02 c instanciating clauses for relation R9 (conflicts) and variables V21 V18
0.02 c instanciating clauses for relation R9 (conflicts) and variables V35 V32
0.02 c instanciating clauses for relation R1 (conflicts) and variables V2 V10
0.02 c instanciating clauses for relation R1 (conflicts) and variables V3 V9
0.02 c instanciating clauses for relation R1 (conflicts) and variables V19 V34
0.02 c instanciating clauses for relation R1 (conflicts) and variables V34 V48
0.02 c instanciating clauses for relation R1 (conflicts) and variables V45 V48
0.02 c instanciating clauses for relation R3 (conflicts) and variables V2 V15
0.02 c instanciating clauses for relation R3 (conflicts) and variables V3 V15
0.02 c instanciating clauses for relation R3 (conflicts) and variables V19 V32
0.02 c instanciating clauses for relation R3 (conflicts) and variables V34 V47
0.02 c instanciating clauses for relation R3 (conflicts) and variables V48 V59
0.02 c instanciating clauses for relation R3 (conflicts) and variables V49 V61
0.02 c instanciating clauses for relation R3 (conflicts) and variables V50 V62
0.02 c instanciating clauses for relation R3 (conflicts) and variables V51 V63
0.02 c instanciating clauses for relation R3 (conflicts) and variables V52 V64
0.02 c instanciating clauses for relation R3 (conflicts) and variables V58 V70
0.02 c instanciating clauses for relation R10 (conflicts) and variables V19 V18
0.02 c instanciating clauses for relation R10 (conflicts) and variables V31 V18
0.02 c instanciating clauses for relation R10 (conflicts) and variables V34 V32
0.02 c instanciating clauses for relation R10 (conflicts) and variables V45 V32
0.02 c instanciating clauses for relation R10 (conflicts) and variables V48 V47
0.02 c instanciating clauses for relation R10 (conflicts) and variables V58 V47
0.02 c instanciating clauses for relation R11 (conflicts) and variables V31 V19
0.02 c instanciating clauses for relation R11 (conflicts) and variables V45 V34
0.02 c instanciating clauses for relation R11 (conflicts) and variables V58 V48
0.02 c instanciating clauses for relation R11 (conflicts) and variables V11 V9
0.02 c instanciating clauses for relation R11 (conflicts) and variables V12 V10
0.02 c instanciating clauses for relation R11 (conflicts) and variables V24 V22
0.02 c instanciating clauses for relation R11 (conflicts) and variables V25 V23
0.02 c instanciating clauses for relation R11 (conflicts) and variables V51 V49
0.02 c instanciating clauses for relation R11 (conflicts) and variables V52 V50
0.02 c instanciating clauses for relation R11 (conflicts) and variables V37 V39
0.02 c instanciating clauses for relation R11 (conflicts) and variables V36 V38
0.02 c instanciating clauses for relation R12 (conflicts) and variables V8 V20
0.02 c instanciating clauses for relation R1 (conflicts) and variables V6 V20
0.02 c instanciating clauses for relation R1 (conflicts) and variables V7 V21
0.02 c instanciating clauses for relation R1 (conflicts) and variables V20 V35
0.02 c instanciating clauses for relation R13 (supports) and variables V8 V7
0.02 c instanciating clauses for relation R13 (supports) and variables V7 V6
0.02 c instanciating clauses for relation R13 (supports) and variables V21 V20
0.02 c instanciating clauses for relation R13 (supports) and variables V8 V6
0.02 c instanciating clauses for relation R3 (conflicts) and variables V6 V19
0.02 c instanciating clauses for relation R3 (conflicts) and variables V20 V34
0.02 c instanciating clauses for relation R3 (conflicts) and variables V35 V48
0.02 c instanciating clauses for relation R3 (conflicts) and variables V2 V12
0.02 c instanciating clauses for relation R3 (conflicts) and variables V3 V11
0.02 c instanciating clauses for relation R3 (conflicts) and variables V9 V22
0.02 c instanciating clauses for relation R3 (conflicts) and variables V10 V23
0.02 c instanciating clauses for relation R3 (conflicts) and variables V11 V24
0.02 c instanciating clauses for relation R3 (conflicts) and variables V12 V25
0.02 c instanciating clauses for relation R3 (conflicts) and variables V22 V36
0.02 c instanciating clauses for relation R3 (conflicts) and variables V23 V37
0.02 c instanciating clauses for relation R3 (conflicts) and variables V24 V38
0.02 c instanciating clauses for relation R3 (conflicts) and variables V25 V39
0.02 c instanciating clauses for relation R3 (conflicts) and variables V31 V45
0.02 c instanciating clauses for relation R3 (conflicts) and variables V36 V49
0.02 c instanciating clauses for relation R3 (conflicts) and variables V37 V50
0.02 c instanciating clauses for relation R3 (conflicts) and variables V38 V51
0.02 c instanciating clauses for relation R3 (conflicts) and variables V39 V52
0.02 c instanciating clauses for relation R3 (conflicts) and variables V45 V58
0.02 c instanciating clauses for relation R3 (conflicts) and variables V0 V4
0.02 c instanciating clauses for relation R3 (conflicts) and variables V4 V18
0.02 c instanciating clauses for relation R3 (conflicts) and variables V4 V29
0.02 c instanciating clauses for relation R3 (conflicts) and variables V4 V30
0.02 c instanciating clauses for relation R3 (conflicts) and variables V5 V17
0.02 c instanciating clauses for relation R3 (conflicts) and variables V5 V29
0.02 c instanciating clauses for relation R3 (conflicts) and variables V5 V30
0.02 c instanciating clauses for relation R3 (conflicts) and variables V15 V28
0.02 c instanciating clauses for relation R3 (conflicts) and variables V16 V30
0.02 c instanciating clauses for relation R3 (conflicts) and variables V17 V33
0.02 c instanciating clauses for relation R3 (conflicts) and variables V18 V32
0.02 c instanciating clauses for relation R3 (conflicts) and variables V28 V42
0.02 c instanciating clauses for relation R3 (conflicts) and variables V29 V43
0.02 c instanciating clauses for relation R3 (conflicts) and variables V30 V44
0.02 c instanciating clauses for relation R3 (conflicts) and variables V32 V47
0.02 c instanciating clauses for relation R3 (conflicts) and variables V33 V46
0.02 c instanciating clauses for relation R3 (conflicts) and variables V42 V55
0.02 c instanciating clauses for relation R3 (conflicts) and variables V43 V56
0.02 c instanciating clauses for relation R3 (conflicts) and variables V44 V57
0.02 c instanciating clauses for relation R3 (conflicts) and variables V46 V60
0.02 c instanciating clauses for relation R3 (conflicts) and variables V47 V59
0.02 c instanciating clauses for relation R3 (conflicts) and variables V55 V67
0.02 c instanciating clauses for relation R3 (conflicts) and variables V56 V68
0.02 c instanciating clauses for relation R3 (conflicts) and variables V57 V69
0.02 c instanciating clauses for relation R4 (conflicts) and variables V1 V7
0.02 c instanciating clauses for relation R4 (conflicts) and variables V2 V13
0.02 c instanciating clauses for relation R4 (conflicts) and variables V3 V14
0.02 c instanciating clauses for relation R12 (conflicts) and variables V7 V19
0.02 c instanciating clauses for relation R12 (conflicts) and variables V13 V23
0.02 c instanciating clauses for relation R12 (conflicts) and variables V14 V22
0.02 c instanciating clauses for relation R12 (conflicts) and variables V21 V34
0.02 c instanciating clauses for relation R12 (conflicts) and variables V26 V37
0.02 c instanciating clauses for relation R12 (conflicts) and variables V27 V36
0.02 c instanciating clauses for relation R12 (conflicts) and variables V40 V50
0.02 c instanciating clauses for relation R12 (conflicts) and variables V41 V49
0.02 c instanciating clauses for relation R3 (conflicts) and variables V1 V8
0.02 c instanciating clauses for relation R12 (conflicts) and variables V6 V18
0.02 c instanciating clauses for relation R12 (conflicts) and variables V13 V30
0.02 c instanciating clauses for relation R12 (conflicts) and variables V14 V30
0.02 c instanciating clauses for relation R12 (conflicts) and variables V20 V32
0.02 c instanciating clauses for relation R12 (conflicts) and variables V26 V44
0.03 c instanciating clauses for relation R12 (conflicts) and variables V27 V44
0.03 c instanciating clauses for relation R12 (conflicts) and variables V35 V47
0.03 c instanciating clauses for relation R12 (conflicts) and variables V40 V57
0.03 c instanciating clauses for relation R12 (conflicts) and variables V41 V57
0.03 c instanciating clauses for relation R12 (conflicts) and variables V53 V62
0.03 c instanciating clauses for relation R12 (conflicts) and variables V53 V69
0.03 c instanciating clauses for relation R12 (conflicts) and variables V54 V61
0.03 c instanciating clauses for relation R12 (conflicts) and variables V54 V69
0.03 c ...done
0.03 c #SATvar=630 #SATclauses=1866 #CSPpredicates=0
0.03 Verified 1816 original clauses.
0.03 c SAT problem is solved
0.03 restarts : 1
0.03 conflicts : 0 (0 /sec)
0.03 decisions : 20 (0.00 % random) (1053 /sec)
0.03 propagations : 628 (33058 /sec)
0.03 conflict literals : 0 ( nan % deleted)
0.03 Memory used : 6.77 MB
0.03 CPU time : 0.018997 s
0.03 c all predicates checked
0.03
0.03 s SATISFIABLE
0.03 v 0 0 0 0 0 1 0 2 0 0 0 0 0 1 1 1 1 1 0 0 0 2 0 0 0 0 1 1 1 1 1 0 0 1 0 0 0 0 0 0 1 1 1 1 1 1 1 0 0 0 0 0 0 1 1 1 1 1 1 0 1 0 0 0 0 1 1 1 1 1 1
0.03
runsolver version 3.1.3 (c) roussel@cril.univ-artois.fr
command line: runsolver --timestamp -w ROOT/results/node2/watcher-247532-1168701657 -o ROOT/results/node2/solver-247532-1168701657 -C 1800 -M 900 /tmp/evaluation/247532-1168701657/CSPtoSAT+minisat /tmp/evaluation/247532-1168701657/unknown.xml
Enforcing CPUTime limit (soft limit, will send SIGTERM then SIGKILL): 1800 seconds
Enforcing CPUTime limit (hard limit, will send SIGXCPU): 1830 seconds
Enforcing VSIZE limit (soft limit, will send SIGTERM then SIGKILL): 921600 KiB
Enforcing VSIZE limit (hard limit, stack expansion will fail with SIGSEGV, brk() and mmap() will return ENOMEM): 972800 KiB
Current StackSize limit: 10240 KiB
/proc/loadavg: 1.12 1.47 0.80 5/87 5652
/proc/meminfo: memFree=1601848/2055920 swapFree=4180552/4192956
[pid=5651] ppid=5649 vsize=6696 CPUtime=0
/proc/5651/stat : 5651 (CSPtoSAT+minisa) R 5649 5651 5441 0 -1 4194304 414 0 0 0 0 0 0 0 18 0 1 0 218561613 6856704 393 18446744073709551615 134512640 134728504 4294956704 18446744073709551615 10505505 0 0 4096 0 0 0 0 17 1 0 0
/proc/5651/statm: 1674 402 364 52 0 30 0
Child status: 0
Real time (s): 0.0360229
CPU time (s): 0.025995
CPU user time (s): 0.019996
CPU system time (s): 0.005999
CPU usage (%): 72.1624
Max. virtual memory (cumulated for all children) (KiB): 0
getrusage(RUSAGE_CHILDREN,...) data:
user time used= 0.019996
system time used= 0.005999
maximum resident set size= 0
integral shared memory size= 0
integral unshared data size= 0
integral unshared stack size= 0
page reclaims= 895
page faults= 0
swaps= 0
block input operations= 0
block output operations= 0
messages sent= 0
messages received= 0
signals received= 0
voluntary context switches= 13
involuntary context switches= 255
runsolver used 0.003999 s user time and 0.010998 s system time
The end
Begin job on node2 on Sat Jan 13 15:20:58 UTC 2007
IDJOB= 247532
IDBENCH= 11641
IDSOLVER= 87
FILE ID= node2/247532-1168701657
PBS_JOBID= 3547009
Free space on /tmp= 66561 MiB
SOLVER NAME= CSPtoSAT+minisat 0.3
BENCH NAME= HOME/pub/bench/CPAI06/driver/driverlogw-01c-sat_ext.xml
COMMAND LINE= /tmp/evaluation/247532-1168701657/CSPtoSAT+minisat /tmp/evaluation/247532-1168701657/unknown.xml
RUNSOLVER COMMAND LINE= runsolver --timestamp -w ROOT/results/node2/watcher-247532-1168701657 -o ROOT/results/node2/solver-247532-1168701657 -C 1800 -M 900 /tmp/evaluation/247532-1168701657/CSPtoSAT+minisat /tmp/evaluation/247532-1168701657/unknown.xml
META MD5SUM SOLVER= 0ab327eaa5be249b47b2f4b19927f0b0
MD5SUM BENCH= 66d45d57c064d15c35e2f7dd32027883
RANDOM SEED= 430708461
TIME LIMIT= 1800 seconds
MEMORY LIMIT= 900 MiB
/proc/cpuinfo:
processor : 0
vendor_id : GenuineIntel
cpu family : 15
model : 4
model name : Intel(R) Xeon(TM) CPU 3.00GHz
stepping : 3
cpu MHz : 3000.259
cache size : 2048 KB
fpu : yes
fpu_exception : yes
cpuid level : 5
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm syscall nx lm pni monitor ds_cpl cid cx16 xtpr
bogomips : 5931.00
clflush size : 64
cache_alignment : 128
address sizes : 36 bits physical, 48 bits virtual
power management:
processor : 1
vendor_id : GenuineIntel
cpu family : 15
model : 4
model name : Intel(R) Xeon(TM) CPU 3.00GHz
stepping : 3
cpu MHz : 3000.259
cache size : 2048 KB
fpu : yes
fpu_exception : yes
cpuid level : 5
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm syscall nx lm pni monitor ds_cpl cid cx16 xtpr
bogomips : 5586.94
clflush size : 64
cache_alignment : 128
address sizes : 36 bits physical, 48 bits virtual
power management:
/proc/meminfo:
MemTotal: 2055920 kB
MemFree: 1602392 kB
Buffers: 15360 kB
Cached: 111320 kB
SwapCached: 548 kB
Active: 299864 kB
Inactive: 93376 kB
HighTotal: 0 kB
HighFree: 0 kB
LowTotal: 2055920 kB
LowFree: 1602392 kB
SwapTotal: 4192956 kB
SwapFree: 4180552 kB
Dirty: 1748 kB
Writeback: 0 kB
Mapped: 278868 kB
Slab: 44464 kB
Committed_AS: 6342396 kB
PageTables: 2820 kB
VmallocTotal: 536870911 kB
VmallocUsed: 264952 kB
VmallocChunk: 536605679 kB
HugePages_Total: 0
HugePages_Free: 0
Hugepagesize: 2048 kB
Free space on /tmp at the end= 66561 MiB
End job on node2 on Sat Jan 13 15:21:03 UTC 2007