Increase the Travis timeout.

.travis.yml

@@ -3,7 +3,7 @@ rust:
     - 1.36.0
 cache:
   cargo: true
-  timeout: 1200
+  timeout: 2400
 addons:
   apt:
     packages:
@@ -21,4 +21,4 @@ before_install:
 #   # causing a CI slowdown, so this option is commented out by default. It can
 #   # be enabled per-branch to debug issues.
 #   - sudo tail -n 250 /var/log/syslog
-script: ./ci.sh
+script: travis_wait 40 ./ci.sh

Cargo.toml

@@ -41,7 +41,7 @@ colored = "1.7"
 crossbeam = "0.7.1"
 crossbeam-channel = "0.3"
 docopt = "1.0"
-hbbft_testing = { path = "hbbft_testing" }
+hbbft_testing = { path = "hbbft_testing", features = ["use-insecure-test-only-mock-crypto"] }
 itertools = "0.8.0"
 signifix = "0.10.0"
 proptest = "0.9.2"

ci.sh

@@ -23,7 +23,7 @@ cargo audit --ignore RUSTSEC-2019-0011
 cd hbbft_testing
 cargo clippy --all-targets -- --deny clippy::all
 cargo fmt -- --check
-cargo test --release
+cargo test --features=use-insecure-test-only-mock-crypto --release
 # TODO: Remove exception once https://github.com/poanetwork/hbbft/issues/415 is fixed.
 cargo audit --ignore RUSTSEC-2019-0011
 cd ..

hbbft_testing/Cargo.toml

@@ -29,3 +29,6 @@ proptest = "0.9.2"
 rand = "0.6.5"
 rand_xorshift = "0.1.1"
 threshold_crypto = "0.3.1"
+
+[features]
+use-insecure-test-only-mock-crypto = ["hbbft/use-insecure-test-only-mock-crypto"]