Dec 11 15:31:57.427 INFO checking kevinw/eth-rust-workshop against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 15:31:57.428 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-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"`
Dec 11 15:31:57.636 INFO [stdout] 300334422b4393e05e5525ae724e0b967d2ad7679cfd077070574a9ebefcac4f
Dec 11 15:31:57.638 INFO running `"docker" "start" "-a" "300334422b4393e05e5525ae724e0b967d2ad7679cfd077070574a9ebefcac4f"`
Dec 11 15:31:58.083 INFO [stderr] usermod: no changes
Dec 11 15:31:58.497 INFO [stderr]    Compiling heapsize v0.4.2
Dec 11 15:31:58.497 INFO [stderr]    Compiling crunchy v0.1.6
Dec 11 15:31:58.497 INFO [stderr]    Compiling serde v1.0.62
Dec 11 15:31:58.513 INFO [stderr]     Checking base64 v0.5.2
Dec 11 15:31:58.514 INFO [stderr]     Checking tokio-timer v0.1.2
Dec 11 15:31:58.515 INFO [stderr]     Checking crossbeam-epoch v0.4.1
Dec 11 15:31:58.515 INFO [stderr]    Compiling rustc_version v0.2.2
Dec 11 15:31:58.515 INFO [stderr]     Checking tokio-io v0.1.6
Dec 11 15:32:02.668 INFO [stderr]     Checking crossbeam-deque v0.3.1
Dec 11 15:32:02.668 INFO [stderr]    Compiling serde_derive v1.0.62
Dec 11 15:32:02.692 INFO [stderr]     Checking error-chain v0.11.0
Dec 11 15:32:02.888 INFO [stderr]    Compiling uint v0.2.1
Dec 11 15:32:03.208 INFO [stderr]    Compiling ethereum-types v0.3.2
Dec 11 15:32:04.388 INFO [stderr]     Checking tiny-keccak v1.4.2
Dec 11 15:32:05.295 INFO [stderr]     Checking tokio-reactor v0.1.1
Dec 11 15:32:06.520 INFO [stderr]     Checking tokio-threadpool v0.1.3
Dec 11 15:32:07.005 INFO [stderr]     Checking fixed-hash v0.2.1
Dec 11 15:32:09.520 INFO [stderr]     Checking tokio-udp v0.1.0
Dec 11 15:32:09.520 INFO [stderr]     Checking tokio-tcp v0.1.0
Dec 11 15:32:12.116 INFO [stderr]     Checking tokio-fs v0.1.0
Dec 11 15:32:14.572 INFO [stderr]     Checking tokio v0.1.6
Dec 11 15:32:17.642 INFO [stderr]     Checking tokio-core v0.1.17
Dec 11 15:32:22.541 INFO [stderr]     Checking tokio-proto v0.1.1
Dec 11 15:32:22.543 INFO [stderr]     Checking tokio-tls v0.1.4
Dec 11 15:32:22.549 INFO [stderr]     Checking tokio-uds v0.1.7
Dec 11 15:32:31.594 INFO [stderr]     Checking websocket v0.20.2
Dec 11 15:32:40.811 INFO [stderr]     Checking hyper v0.11.27
Dec 11 15:32:44.966 INFO [stderr]     Checking ethereum-types-serialize v0.2.1
Dec 11 15:32:44.969 INFO [stderr]     Checking serde_json v1.0.18
Dec 11 15:32:46.196 INFO [stderr]     Checking ethbloom v0.5.0
Dec 11 15:32:51.353 INFO [stderr]     Checking jsonrpc-core v8.0.1
Dec 11 15:32:56.928 INFO [stderr]     Checking hyper-tls v0.1.3
Dec 11 15:33:04.558 INFO [stderr]     Checking ethabi v5.1.1
Dec 11 15:33:06.554 INFO [stderr]     Checking web3 v0.3.0
Dec 11 15:33:14.380 INFO [stderr]     Checking ethworkshop v0.1.0 (/source)
Dec 11 15:33:20.038 INFO [stderr] warning: unused imports: `thread`, `time`
Dec 11 15:33:20.038 INFO [stderr]  --> src/main.rs:6:11
Dec 11 15:33:20.038 INFO [stderr]   |
Dec 11 15:33:20.038 INFO [stderr] 6 | use std::{thread, time};
Dec 11 15:33:20.038 INFO [stderr]   |           ^^^^^^  ^^^^
Dec 11 15:33:20.038 INFO [stderr]   |
Dec 11 15:33:20.038 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 15:33:20.038 INFO [stderr] 
Dec 11 15:33:20.212 INFO [stderr] warning: unused variable: `address_str`
Dec 11 15:33:20.212 INFO [stderr]   --> src/main.rs:29:13
Dec 11 15:33:20.212 INFO [stderr]    |
Dec 11 15:33:20.212 INFO [stderr] 29 |         let address_str = line.clone();
Dec 11 15:33:20.212 INFO [stderr]    |             ^^^^^^^^^^^ help: consider using `_address_str` instead
Dec 11 15:33:20.212 INFO [stderr]    |
Dec 11 15:33:20.212 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 15:33:20.212 INFO [stderr] 
Dec 11 15:33:20.232 INFO [stderr] warning: unused imports: `thread`, `time`
Dec 11 15:33:20.232 INFO [stderr]  --> src/main.rs:6:11
Dec 11 15:33:20.232 INFO [stderr]   |
Dec 11 15:33:20.232 INFO [stderr] 6 | use std::{thread, time};
Dec 11 15:33:20.232 INFO [stderr]   |           ^^^^^^  ^^^^
Dec 11 15:33:20.232 INFO [stderr]   |
Dec 11 15:33:20.232 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 15:33:20.232 INFO [stderr] 
Dec 11 15:33:20.440 INFO [stderr] warning: unused variable: `address_str`
Dec 11 15:33:20.440 INFO [stderr]   --> src/main.rs:29:13
Dec 11 15:33:20.440 INFO [stderr]    |
Dec 11 15:33:20.440 INFO [stderr] 29 |         let address_str = line.clone();
Dec 11 15:33:20.440 INFO [stderr]    |             ^^^^^^^^^^^ help: consider using `_address_str` instead
Dec 11 15:33:20.440 INFO [stderr]    |
Dec 11 15:33:20.440 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 15:33:20.441 INFO [stderr] 
Dec 11 15:33:20.529 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 22s
Dec 11 15:33:20.547 INFO [stderr] su: No module specific data is present
Dec 11 15:33:21.662 INFO running `"docker" "inspect" "300334422b4393e05e5525ae724e0b967d2ad7679cfd077070574a9ebefcac4f"`
Dec 11 15:33:21.972 INFO running `"docker" "rm" "-f" "300334422b4393e05e5525ae724e0b967d2ad7679cfd077070574a9ebefcac4f"`
Dec 11 15:33:22.316 INFO [stdout] 300334422b4393e05e5525ae724e0b967d2ad7679cfd077070574a9ebefcac4f