Dec 11 15:31:57.034 INFO checking kevinw/eth-rust-workshop against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 15:31:57.034 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 15:31:57.298 INFO [stdout] d0190f8ae5bd40e7a1297757a58988c25a2a38d00f2c7632df26afcb7da9ea29
Dec 11 15:31:57.300 INFO running `"docker" "start" "-a" "d0190f8ae5bd40e7a1297757a58988c25a2a38d00f2c7632df26afcb7da9ea29"`
Dec 11 15:31:57.730 INFO [stderr] usermod: no changes
Dec 11 15:31:57.965 INFO [stderr]    Compiling crunchy v0.1.6
Dec 11 15:31:57.966 INFO [stderr]    Compiling serde v1.0.62
Dec 11 15:31:57.968 INFO [stderr]    Compiling heapsize v0.4.2
Dec 11 15:31:57.971 INFO [stderr]     Checking rustc-hex v1.0.0
Dec 11 15:31:57.971 INFO [stderr]     Checking base64 v0.5.2
Dec 11 15:31:57.972 INFO [stderr]     Checking crossbeam-epoch v0.4.1
Dec 11 15:31:57.973 INFO [stderr]    Compiling rustc_version v0.2.2
Dec 11 15:31:57.975 INFO [stderr]    Compiling serde_derive v1.0.62
Dec 11 15:32:00.044 INFO [stderr]     Checking error-chain v0.11.0
Dec 11 15:32:01.704 INFO [stderr]     Checking crossbeam-deque v0.3.1
Dec 11 15:32:01.800 INFO [stderr]    Compiling uint v0.2.1
Dec 11 15:32:01.800 INFO [stderr]    Compiling ethereum-types v0.3.2
Dec 11 15:32:02.159 INFO [stderr]     Checking tiny-keccak v1.4.2
Dec 11 15:32:03.784 INFO [stderr]     Checking fixed-hash v0.2.1
Dec 11 15:32:04.756 INFO [stderr]     Checking tokio-threadpool v0.1.3
Dec 11 15:32:08.468 INFO [stderr]     Checking tokio-fs v0.1.0
Dec 11 15:32:10.512 INFO [stderr]     Checking tokio v0.1.6
Dec 11 15:32:14.296 INFO [stderr]     Checking tokio-core v0.1.17
Dec 11 15:32:19.912 INFO [stderr]     Checking tokio-proto v0.1.1
Dec 11 15:32:19.912 INFO [stderr]     Checking tokio-tls v0.1.4
Dec 11 15:32:19.912 INFO [stderr]     Checking tokio-uds v0.1.7
Dec 11 15:32:29.988 INFO [stderr]     Checking websocket v0.20.2
Dec 11 15:32:37.212 INFO [stderr]     Checking ethereum-types-serialize v0.2.1
Dec 11 15:32:37.214 INFO [stderr]     Checking serde_json v1.0.18
Dec 11 15:32:37.934 INFO [stderr]     Checking hyper v0.11.27
Dec 11 15:32:39.058 INFO [stderr]     Checking ethbloom v0.5.0
Dec 11 15:32:45.293 INFO [stderr]     Checking jsonrpc-core v8.0.1
Dec 11 15:32:54.132 INFO [stderr]     Checking hyper-tls v0.1.3
Dec 11 15:33:01.209 INFO [stderr]     Checking ethabi v5.1.1
Dec 11 15:33:03.357 INFO [stderr]     Checking web3 v0.3.0
Dec 11 15:33:11.964 INFO [stderr]     Checking ethworkshop v0.1.0 (/source)
Dec 11 15:33:17.869 INFO [stderr] warning: unused imports: `thread`, `time`
Dec 11 15:33:17.870 INFO [stderr]  --> src/main.rs:6:11
Dec 11 15:33:17.870 INFO [stderr]   |
Dec 11 15:33:17.870 INFO [stderr] 6 | use std::{thread, time};
Dec 11 15:33:17.870 INFO [stderr]   |           ^^^^^^  ^^^^
Dec 11 15:33:17.871 INFO [stderr]   |
Dec 11 15:33:17.871 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 15:33:17.871 INFO [stderr] 
Dec 11 15:33:18.041 INFO [stderr] warning: unused variable: `address_str`
Dec 11 15:33:18.041 INFO [stderr]   --> src/main.rs:29:13
Dec 11 15:33:18.042 INFO [stderr]    |
Dec 11 15:33:18.042 INFO [stderr] 29 |         let address_str = line.clone();
Dec 11 15:33:18.042 INFO [stderr]    |             ^^^^^^^^^^^ help: consider using `_address_str` instead
Dec 11 15:33:18.042 INFO [stderr]    |
Dec 11 15:33:18.043 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 15:33:18.043 INFO [stderr] 
Dec 11 15:33:18.254 INFO [stderr] warning: unused imports: `thread`, `time`
Dec 11 15:33:18.254 INFO [stderr]  --> src/main.rs:6:11
Dec 11 15:33:18.255 INFO [stderr]   |
Dec 11 15:33:18.255 INFO [stderr] 6 | use std::{thread, time};
Dec 11 15:33:18.255 INFO [stderr]   |           ^^^^^^  ^^^^
Dec 11 15:33:18.255 INFO [stderr]   |
Dec 11 15:33:18.256 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 15:33:18.256 INFO [stderr] 
Dec 11 15:33:18.349 INFO [stderr] warning: unused variable: `address_str`
Dec 11 15:33:18.350 INFO [stderr]   --> src/main.rs:29:13
Dec 11 15:33:18.350 INFO [stderr]    |
Dec 11 15:33:18.350 INFO [stderr] 29 |         let address_str = line.clone();
Dec 11 15:33:18.350 INFO [stderr]    |             ^^^^^^^^^^^ help: consider using `_address_str` instead
Dec 11 15:33:18.350 INFO [stderr]    |
Dec 11 15:33:18.351 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 15:33:18.351 INFO [stderr] 
Dec 11 15:33:18.388 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 20s
Dec 11 15:33:18.402 INFO [stderr] su: No module specific data is present
Dec 11 15:33:19.839 INFO running `"docker" "inspect" "d0190f8ae5bd40e7a1297757a58988c25a2a38d00f2c7632df26afcb7da9ea29"`
Dec 11 15:33:20.160 INFO running `"docker" "rm" "-f" "d0190f8ae5bd40e7a1297757a58988c25a2a38d00f2c7632df26afcb7da9ea29"`
Dec 11 15:33:20.544 INFO [stdout] d0190f8ae5bd40e7a1297757a58988c25a2a38d00f2c7632df26afcb7da9ea29