Build options changed, rebuilding all
In file included from C:\Users\Franck\Documents\Arduino\poly\poly.ino:7:0:

C:\Users\Franck\Documents\Arduino\libraries\FastLED-master/FastLED.h:17:21: note: #pragma message: FastLED version 3.001.006

 #    pragma message "FastLED version 3.001.006"

                     ^

In file included from C:\Users\Franck\Documents\Arduino\libraries\FastLED-master/FastLED.h:68:0,

                 from C:\Users\Franck\Documents\Arduino\poly\poly.ino:7:

C:\Users\Franck\Documents\Arduino\libraries\FastLED-master/fastspi.h:110:23: note: #pragma message: No hardware SPI pins defined.  All SPI access will default to bitbanged output

 #      pragma message "No hardware SPI pins defined.  All SPI access will default to bitbanged output"

                       ^

Bootloader file specified but missing: C:\Users\Franck\AppData\Local\Arduino15\packages\adafruit\hardware\samd\1.0.19\bootloaders\trinket\samd21_sam_ba.bin
Sketch uses 27472 bytes (10%) of program storage space. Maximum is 262144 bytes.
Atmel SMART device 0x1001000a found
Device       : ATSAMD21E18A
Chip ID      : 1001000a
Version      : v1.1 [Arduino:XYZ] Aug 11 2017 16:59:32
Address      : 8192
Pages        : 3968
Page Size    : 64 bytes
Total Size   : 248KB
Planes       : 1
Lock Regions : 16
Locked       : none
Security     : false
Boot Flash   : true
BOD          : true
BOR          : true
Arduino      : FAST_CHIP_ERASE
Arduino      : FAST_MULTI_PAGE_WRITE
Arduino      : CAN_CHECKSUM_MEMORY_BUFFER
Erase flash
done in 0.860 seconds

Write 27756 bytes to flash (434 pages)

[====                          ] 14% (64/434 pages)
[========                      ] 29% (128/434 pages)
[=============                 ] 44% (192/434 pages)
[=================             ] 58% (256/434 pages)
[======================        ] 73% (320/434 pages)
[==========================    ] 88% (384/434 pages)
[==============================] 100% (434/434 pages)
done in 0.202 seconds

Verify 27756 bytes of flash with checksum.
Verify successful
done in 0.039 seconds
CPU reset.