Tomas Tauber

``` error[E0404]: expected trait, found struct `Gen` 55 Error: --> chain-core/src/state/account.rs:636:25 56 | 57 636 | fn arbitrary(g: &mut G) -> Self { 58 | ^^^ not a trait 59...

``` Compiling ethbloom v0.10.0 34 error[E0658]: use of unstable library feature 'str_strip': newly added 35 --> /drone/src/drone/cargo/registry/src/github.com-1ecc6299db9ec823/ethbloom-0.10.0/src/lib.rs:69:1 36 | 37 69 | / construct_fixed_hash! { 38 70 | | ///...

https://github.com/crypto-com/thaler/pull/2400/checks?check_run_id=1579689042#step:6:853

``` Compiling client-rpc v0.6.0 (/home/runner/work/chain/chain/client-rpc/server) 856 error[E0277]: the trait bound `jsonrpc_http_server::jsonrpc_core::MetaIoHandler: std::convert::From` is not satisfied 857 ##[error] --> client-rpc/server/src/server.rs:75:22 858 | 859 75 | let server = ServerBuilder::new(handler.io) 860 |...

https://github.com/crypto-com/chain/pull/2235/checks?check_run_id=1134768446

https://travis-ci.org/github/crypto-com/chain/jobs/706208026#L961

``` Compiling mls v0.6.0 (/drone/src/chain-tx-enclave-next/mls) 291 error[E0277]: `?` couldn't convert the error to `keypackage::GenKeyPackageError` 292 --> chain-tx-enclave-next/mls/src/keypackage.rs:309:55 293 | 294 309 | let (_, cert) = parse_x509_der(&certificate.0)?; 295 | ^...

Problem: upgrade cmac to 0.5 / crypto-mac to 0.10 fails

1

likely need to be upgraded together

will probably need updating hpke etc.