Traefik multiple rule bug

docker-compose.yml

version: '3'

services:
  traefik:
    image: traefik:1.4.0-rc3
    ports:
      - 80:80
      - 8080:8080
    volumes:
      - ./traefik-work.toml:/etc/traefik/traefik.toml
      - /var/run/docker.sock:/var/run/docker.sock

traefik-fail.toml

debug = true
logLevel = "DEBUG"
checkNewVersion = true

[web]
address = ":8080"

[entryPoints]
  [entryPoints.http]
    address = ":80"

[docker]
domain = "mycompany.dev"
exposedbydefault = false

[file]

[backends]
  [backends.myservice]
    [backends.myservice.servers.server1]
    url = "https://httpbin.org"
    weight = 1

[frontends]
  [frontends.myservice-1]
  backend = "myservice"
  entrypoints = ["http"]
  priority = 10
    [frontends.myservice-1.routes.route-1]
    rule = "Host:myservice.mycompany.dev;AddPrefix:/anything"

    [frontends.myservice-1.routes.route-2]
    rule = "Host:www.mycompany.dev;PathPrefix:/assets;AddPrefix:/anything"

    [frontends.myservice-1.routes.route-3]
    rule = "Host:www.mycompany.dev;PathPrefix:/static;AddPrefix:/anything"

# http://www.mycompany.dev/demo.js => 404
# http://www.mycompany.dev/assets/demo.png => 404 :(
# http://www.mycompany.dev/static/demo.js => 404 :(
# http://myservice.mycompany.dev/demo.js => 404 :(

traefik-work.toml

debug = true
logLevel = "DEBUG"
checkNewVersion = true

[web]
address = ":8080"

[entryPoints]
  [entryPoints.http]
    address = ":80"

[docker]
domain = "mycompany.dev"
exposedbydefault = false

[file]

[backends]
  [backends.myservice]
    [backends.myservice.servers.server1]
    url = "https://httpbin.org"
    weight = 1

[frontends]
  [frontends.myservice-1]
  backend = "myservice"
  entrypoints = ["http"]
  priority = 10
    [frontends.myservice-1.routes.route-1]
    rule = "Host:myservice.mycompany.dev;AddPrefix:/anything"

  [frontends.myservice-2]
  backend = "myservice"
  entrypoints = ["http"]
  priority = 100
    [frontends.myservice-2.routes.route-2]
    rule = "Host:www.mycompany.dev;PathPrefix:/assets;AddPrefix:/anything"

  [frontends.myservice-3]
  backend = "myservice"
  entrypoints = ["http"]
  priority = 100
    [frontends.myservice-3.routes.route-3]
    rule = "Host:www.mycompany.dev;PathPrefix:/static;AddPrefix:/anything"

# http://www.mycompany.dev/demo.js => 404
# http://www.mycompany.dev/assets/demo.png => 200 :)
# http://www.mycompany.dev/static/demo.js => 200 :)
# http://myservice.mycompany.dev/demo.js => 200 :)