Dec 04 18:09:32.828 INFO checking gilbertw1/adventure-rust-future-tokio-code against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 18:09:32.828 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 04 18:09:33.198 INFO [stdout] f435264983053e5ee28c4ebc2bd328a95575447b7ab49a34286f3e6685ef3556
Dec 04 18:09:33.200 INFO running `"docker" "start" "-a" "f435264983053e5ee28c4ebc2bd328a95575447b7ab49a34286f3e6685ef3556"`
Dec 04 18:09:34.075 INFO [stderr] usermod: no changes
Dec 04 18:09:34.249 INFO [stderr]     Checking bytes v0.4.9
Dec 04 18:09:35.441 INFO [stderr]     Checking tokio-io v0.1.7
Dec 04 18:09:35.448 INFO [stderr]     Checking http v0.1.10
Dec 04 18:09:37.512 INFO [stderr]     Checking tokio-codec v0.1.0
Dec 04 18:09:37.520 INFO [stderr]     Checking tokio-reactor v0.1.2
Dec 04 18:09:37.522 INFO [stderr]     Checking tokio-fs v0.1.2
Dec 04 18:09:40.721 INFO [stderr]     Checking tokio-udp v0.1.1
Dec 04 18:09:40.722 INFO [stderr]     Checking tokio-tcp v0.1.0
Dec 04 18:09:42.931 INFO [stderr]     Checking tokio v0.1.7
Dec 04 18:09:44.215 INFO [stderr]     Checking h2 v0.1.12
Dec 04 18:09:45.972 INFO [stderr]     Checking tokio-core v0.1.17
Dec 04 18:09:49.403 INFO [stderr]     Checking domain v0.2.4
Dec 04 18:09:51.103 INFO [stderr]     Checking hyper v0.12.9
Dec 04 18:09:58.042 INFO [stderr]     Checking adventure-rust-future-and-tokio-code v0.1.0 (/source)
Dec 04 18:10:00.019 INFO [stderr] warning: unused variable: `result`
Dec 04 18:10:00.019 INFO [stderr]    --> src/main.rs:111:13
Dec 04 18:10:00.019 INFO [stderr]     |
Dec 04 18:10:00.019 INFO [stderr] 111 |         let result = self.request_sender.unbounded_send(ReverseLookupRequest { ip: ip, sender: resp_tx });
Dec 04 18:10:00.019 INFO [stderr]     |             ^^^^^^ help: consider using `_result` instead
Dec 04 18:10:00.019 INFO [stderr]     |
Dec 04 18:10:00.019 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 18:10:00.019 INFO [stderr] 
Dec 04 18:10:00.031 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:10:00.031 INFO [stderr]   --> src/main.rs:89:9
Dec 04 18:10:00.031 INFO [stderr]    |
Dec 04 18:10:00.031 INFO [stderr] 89 |         request.sender.send(response);
Dec 04 18:10:00.031 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:10:00.031 INFO [stderr]    |
Dec 04 18:10:00.031 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 18:10:00.031 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:10:00.031 INFO [stderr] 
Dec 04 18:10:00.031 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:10:00.031 INFO [stderr]    --> src/main.rs:125:9
Dec 04 18:10:00.031 INFO [stderr]     |
Dec 04 18:10:00.031 INFO [stderr] 125 |         tx.send(resolv);
Dec 04 18:10:00.031 INFO [stderr]     |         ^^^^^^^^^^^^^^^^
Dec 04 18:10:00.031 INFO [stderr]     |
Dec 04 18:10:00.031 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:10:00.031 INFO [stderr] 
Dec 04 18:10:00.327 INFO [stderr] warning: unused variable: `result`
Dec 04 18:10:00.327 INFO [stderr]    --> src/main.rs:111:13
Dec 04 18:10:00.327 INFO [stderr]     |
Dec 04 18:10:00.327 INFO [stderr] 111 |         let result = self.request_sender.unbounded_send(ReverseLookupRequest { ip: ip, sender: resp_tx });
Dec 04 18:10:00.327 INFO [stderr]     |             ^^^^^^ help: consider using `_result` instead
Dec 04 18:10:00.327 INFO [stderr]     |
Dec 04 18:10:00.327 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 18:10:00.327 INFO [stderr] 
Dec 04 18:10:00.355 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:10:00.355 INFO [stderr]   --> src/main.rs:89:9
Dec 04 18:10:00.355 INFO [stderr]    |
Dec 04 18:10:00.355 INFO [stderr] 89 |         request.sender.send(response);
Dec 04 18:10:00.355 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:10:00.355 INFO [stderr]    |
Dec 04 18:10:00.355 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 18:10:00.355 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:10:00.355 INFO [stderr] 
Dec 04 18:10:00.355 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:10:00.355 INFO [stderr]    --> src/main.rs:125:9
Dec 04 18:10:00.355 INFO [stderr]     |
Dec 04 18:10:00.355 INFO [stderr] 125 |         tx.send(resolv);
Dec 04 18:10:00.355 INFO [stderr]     |         ^^^^^^^^^^^^^^^^
Dec 04 18:10:00.355 INFO [stderr]     |
Dec 04 18:10:00.355 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:10:00.355 INFO [stderr] 
Dec 04 18:10:00.375 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.26s
Dec 04 18:10:00.386 INFO [stderr] su: No module specific data is present
Dec 04 18:10:01.611 INFO running `"docker" "inspect" "f435264983053e5ee28c4ebc2bd328a95575447b7ab49a34286f3e6685ef3556"`
Dec 04 18:10:01.881 INFO running `"docker" "rm" "-f" "f435264983053e5ee28c4ebc2bd328a95575447b7ab49a34286f3e6685ef3556"`
Dec 04 18:10:02.121 INFO [stdout] f435264983053e5ee28c4ebc2bd328a95575447b7ab49a34286f3e6685ef3556