The 59-year-old Italian was tipped to take over from his compatriot at Stamford Bridge after Chelsea failed to qualify for UEFA Champions League football after finishing fifth.
Numbers were diminished due to several players' involvement in Russian Federation, but those who didn't feature in Russian Federation were put through their paces with fitness and stretching exercises. More embarrassingly, Chelsea suffered humiliating defeats to Newcastle, Watford, and Bournemouth which put manager Antonio Conte's job on the line.
Former Napoli boss Maurizio Sarri has always been tipped as Conte's successor, but talks between the two clubs are understood to have reached an impasse as they look to agree on a compensation package.More news: Sebastian Vettel spoils Lewis Hamilton's Silverstone party
Sarri guided Napoli to a 2 place finish in the Serie A last season nearly winning the Italian title but the Partenopei replaced him with Carlo Ancelotti.
Conte, 48, also has a clause in his contract that guarantees him a pay-off, thought to be £9m, for the final year of his deal.
Conte won the Premier League in his first season at the club in 2017, followed by the FA Cup in May of this year.
And the Spanish duo were both involved as Chelsea FC underwent their first pre-season training session on Sunday.