cargo-embed-error

[esvensson@mir nRF52840-DK]$ cargo embed --release --example blinky_interrupt_rtt
    Finished release [optimized] target(s) in 0.01s
       DEBUG cargo_project > Project::query(path=/home/esvensson/rust/nRF52840-DK): root=/home/esvensson/rust/nRF52840-DK
       DEBUG cargo_project > workspace search: cwd=/home/esvensson/rust
    Flashing /home/esvensson/rust/nRF52840-DK/target/thumbv7em-none-eabihf/release/examples/blinky_interrupt_rtt
       DEBUG probe_rs::probe::daplink::tools > Attempting to open 1366:1015 in CMSIS-DAP v1 mode
       DEBUG probe_rs::probe::stlink::usb_interface > Acquired libusb context.
       DEBUG jaylink                                > libusb 1.0.23.11397
       DEBUG jaylink                                > libusb has capability API: true
       DEBUG jaylink                                > libusb has HID access: true
       DEBUG jaylink                                > libusb has hotplug support: true
       DEBUG jaylink                                > libusb can detach kernel driver: true
       DEBUG jaylink                                > open_usb: device descriptor: DeviceDescriptor {
    bLength: 0x12,
    bDescriptorType: 0x1,
    bcdUSB: 0x200,
    bDeviceClass: 0xef,
    bDeviceSubClass: 0x2,
    bDeviceProtocol: 0x1,
    bMaxPacketSize: 0x40,
    idVendor: 0x1366,
    idProduct: 0x1015,
    bcdDevice: 0x100,
    iManufacturer: 0x1,
    iProduct: 0x2,
    iSerialNumber: 0x3,
    bNumConfigurations: 0x1,
}
       DEBUG jaylink                                > scanning 4 interfaces
       DEBUG jaylink                                > J-Link interface is #2
       Error Probe could not be created