Nov 16 23:42:07.233 INFO testing jianingy/blockchain-demo against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 16 23:42:07.233 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 16 23:42:07.473 INFO [stdout] abfbfbef3e0ec0769f28781319e4694ab03db0bb702f1b53efedf385f56f61f1
Nov 16 23:42:07.476 INFO running `"docker" "start" "-a" "abfbfbef3e0ec0769f28781319e4694ab03db0bb702f1b53efedf385f56f61f1"`
Nov 16 23:42:07.962 INFO [stderr] usermod: no changes
Nov 16 23:42:08.363 INFO [stderr]    Compiling mustache v0.8.2
Nov 16 23:42:08.363 INFO [stderr]    Compiling uuid v0.5.1
Nov 16 23:42:08.363 INFO [stderr]    Compiling regex v0.2.11
Nov 16 23:42:08.363 INFO [stderr]    Compiling tokio-threadpool v0.1.3
Nov 16 23:42:08.363 INFO [stderr]    Compiling openssl v0.9.24
Nov 16 23:42:08.363 INFO [stderr]    Compiling serde_urlencoded v0.5.2
Nov 16 23:42:08.364 INFO [stderr]    Compiling serde_derive v1.0.59
Nov 16 23:42:08.413 INFO [stderr]    Compiling failure v0.1.1
Nov 16 23:42:15.063 INFO [stderr]    Compiling tokio-fs v0.1.0
Nov 16 23:42:21.343 INFO [stderr]    Compiling tokio v0.1.6
Nov 16 23:42:23.160 INFO [stderr]    Compiling nickel v0.10.1
Nov 16 23:42:23.716 INFO [stderr]    Compiling native-tls v0.1.5
Nov 16 23:42:27.823 INFO [stderr]    Compiling tokio-core v0.1.17
Nov 16 23:42:34.481 INFO [stderr]    Compiling tokio-proto v0.1.1
Nov 16 23:42:34.485 INFO [stderr]    Compiling tokio-tls v0.1.4
Nov 16 23:42:45.535 INFO [stderr]    Compiling hyper v0.11.27
Nov 16 23:42:57.667 INFO [stderr]    Compiling hyper-tls v0.1.3
Nov 16 23:42:59.861 INFO [stderr]    Compiling reqwest v0.8.5
Nov 16 23:43:08.859 INFO [stderr]    Compiling blockchain-demo v0.1.0 (/source)
Nov 16 23:43:12.431 INFO [stderr] warning: unused imports: `Serialize`, `Serializer`
Nov 16 23:43:12.431 INFO [stderr]  --> src/blockchain.rs:4:18
Nov 16 23:43:12.431 INFO [stderr]   |
Nov 16 23:43:12.431 INFO [stderr] 4 | use serde::ser::{Serialize, Serializer};
Nov 16 23:43:12.431 INFO [stderr]   |                  ^^^^^^^^^  ^^^^^^^^^^
Nov 16 23:43:12.431 INFO [stderr]   |
Nov 16 23:43:12.431 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 16 23:43:12.431 INFO [stderr] 
Nov 16 23:43:20.939 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 12s
Nov 16 23:43:20.949 INFO [stderr] su: No module specific data is present
Nov 16 23:43:22.284 INFO running `"docker" "inspect" "abfbfbef3e0ec0769f28781319e4694ab03db0bb702f1b53efedf385f56f61f1"`
Nov 16 23:43:22.581 INFO running `"docker" "rm" "-f" "abfbfbef3e0ec0769f28781319e4694ab03db0bb702f1b53efedf385f56f61f1"`
Nov 16 23:43:22.887 INFO [stdout] abfbfbef3e0ec0769f28781319e4694ab03db0bb702f1b53efedf385f56f61f1
Nov 16 23:43:22.897 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 16 23:43:23.436 INFO [stdout] 77c88ed0c897134700c9b8d37ed7e07e666b16ea738fe18847105910012f850d
Nov 16 23:43:23.440 INFO running `"docker" "start" "-a" "77c88ed0c897134700c9b8d37ed7e07e666b16ea738fe18847105910012f850d"`
Nov 16 23:43:24.543 INFO [stderr] usermod: no changes
Nov 16 23:43:24.903 INFO [stderr]    Compiling blockchain-demo v0.1.0 (/source)
Nov 16 23:43:28.393 INFO [stderr] warning: unused imports: `Serialize`, `Serializer`
Nov 16 23:43:28.394 INFO [stderr]  --> src/blockchain.rs:4:18
Nov 16 23:43:28.394 INFO [stderr]   |
Nov 16 23:43:28.394 INFO [stderr] 4 | use serde::ser::{Serialize, Serializer};
Nov 16 23:43:28.394 INFO [stderr]   |                  ^^^^^^^^^  ^^^^^^^^^^
Nov 16 23:43:28.394 INFO [stderr]   |
Nov 16 23:43:28.394 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 16 23:43:28.396 INFO [stderr] 
Nov 16 23:43:29.332 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.76s
Nov 16 23:43:29.355 INFO [stderr] su: No module specific data is present
Nov 16 23:43:30.511 INFO running `"docker" "inspect" "77c88ed0c897134700c9b8d37ed7e07e666b16ea738fe18847105910012f850d"`
Nov 16 23:43:30.777 INFO running `"docker" "rm" "-f" "77c88ed0c897134700c9b8d37ed7e07e666b16ea738fe18847105910012f850d"`
Nov 16 23:43:31.071 INFO [stdout] 77c88ed0c897134700c9b8d37ed7e07e666b16ea738fe18847105910012f850d
Nov 16 23:43:31.075 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 16 23:43:31.520 INFO [stdout] a39444a8acf562dc4215481c9c40b39517a09d05da1890e655b5d51c06fa37e8
Nov 16 23:43:31.522 INFO running `"docker" "start" "-a" "a39444a8acf562dc4215481c9c40b39517a09d05da1890e655b5d51c06fa37e8"`
Nov 16 23:43:32.962 INFO [stderr] usermod: no changes
Nov 16 23:43:33.327 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
Nov 16 23:43:33.348 INFO [stderr]      Running /target/debug/deps/blockchain_demo-a880188d21d7a82a
Nov 16 23:43:33.351 INFO [stdout] 
Nov 16 23:43:33.351 INFO [stdout] running 0 tests
Nov 16 23:43:33.351 INFO [stdout] 
Nov 16 23:43:33.351 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 23:43:33.351 INFO [stdout] 
Nov 16 23:43:33.356 INFO [stderr] su: No module specific data is present
Nov 16 23:43:34.099 INFO running `"docker" "inspect" "a39444a8acf562dc4215481c9c40b39517a09d05da1890e655b5d51c06fa37e8"`
Nov 16 23:43:34.427 INFO running `"docker" "rm" "-f" "a39444a8acf562dc4215481c9c40b39517a09d05da1890e655b5d51c06fa37e8"`
Nov 16 23:43:34.787 INFO [stdout] a39444a8acf562dc4215481c9c40b39517a09d05da1890e655b5d51c06fa37e8