Nov 06 20:02:40.980 INFO checking jianingy/blockchain-demo against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a+rustflags=-Dduplicate_associated_type_bindings for pr-55687
Nov 06 20:02:40.980 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-2/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a+rustflags=-Dduplicate_associated_type_bindings:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a+rustflags=-Dduplicate_associated_type_bindings:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +24e66c28980442a48d9458f1a4f9b76cc722dc8a-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dduplicate_associated_type_bindings" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 06 20:02:41.356 INFO blam! b2dc414bf6a3907ee987cd00bbcca84f64374a056d09bc85df26d445a943cd57
Nov 06 20:02:41.364 INFO running `"docker" "start" "-a" "b2dc414bf6a3907ee987cd00bbcca84f64374a056d09bc85df26d445a943cd57"`
Nov 06 20:02:42.347 INFO kablam! usermod: no changes
Nov 06 20:02:42.676 INFO kablam!     Checking openssl v0.9.24
Nov 06 20:02:42.676 INFO kablam!     Checking hyper v0.10.13
Nov 06 20:02:42.676 INFO kablam!     Checking serde_urlencoded v0.5.2
Nov 06 20:02:42.676 INFO kablam!     Checking failure v0.1.1
Nov 06 20:02:48.176 INFO kablam!     Checking native-tls v0.1.5
Nov 06 20:02:48.903 INFO kablam!     Checking nickel v0.10.1
Nov 06 20:02:49.014 INFO kablam!     Checking tokio-tls v0.1.4
Nov 06 20:02:50.708 INFO kablam!     Checking hyper-tls v0.1.3
Nov 06 20:02:53.067 INFO kablam!     Checking reqwest v0.8.5
Nov 06 20:02:55.991 INFO kablam!     Checking blockchain-demo v0.1.0 (/source)
Nov 06 20:03:00.643 INFO kablam! warning: unused imports: `Serialize`, `Serializer`
Nov 06 20:03:00.643 INFO kablam!  --> src/blockchain.rs:4:18
Nov 06 20:03:00.643 INFO kablam!   |
Nov 06 20:03:00.643 INFO kablam! 4 | use serde::ser::{Serialize, Serializer};
Nov 06 20:03:00.643 INFO kablam!   |                  ^^^^^^^^^  ^^^^^^^^^^
Nov 06 20:03:00.643 INFO kablam!   |
Nov 06 20:03:00.643 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 06 20:03:00.643 INFO kablam! 
Nov 06 20:03:00.701 INFO kablam! warning: unused imports: `Serialize`, `Serializer`
Nov 06 20:03:00.701 INFO kablam!  --> src/blockchain.rs:4:18
Nov 06 20:03:00.702 INFO kablam!   |
Nov 06 20:03:00.702 INFO kablam! 4 | use serde::ser::{Serialize, Serializer};
Nov 06 20:03:00.702 INFO kablam!   |                  ^^^^^^^^^  ^^^^^^^^^^
Nov 06 20:03:00.702 INFO kablam!   |
Nov 06 20:03:00.702 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 06 20:03:00.702 INFO kablam! 
Nov 06 20:03:01.601 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 19.23s
Nov 06 20:03:01.620 INFO kablam! su: No module specific data is present
Nov 06 20:03:02.972 INFO running `"docker" "rm" "-f" "b2dc414bf6a3907ee987cd00bbcca84f64374a056d09bc85df26d445a943cd57"`
Nov 06 20:03:03.280 INFO blam! b2dc414bf6a3907ee987cd00bbcca84f64374a056d09bc85df26d445a943cd57