Dec 18 13:50:32.099 INFO checking msg-transmitter-0.3.2 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 13:50:32.100 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/msg-transmitter/0.3.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 13:50:32.626 INFO [stdout] adc51e4de9f052cdac33bcd8372024799d8152e31302190e83ccdc6e5a910726
Dec 18 13:50:32.630 INFO running `"docker" "start" "-a" "adc51e4de9f052cdac33bcd8372024799d8152e31302190e83ccdc6e5a910726"`
Dec 18 13:50:34.196 INFO [stderr]     Checking msg-transmitter v0.3.2 (/opt/crater/workdir)
Dec 18 13:50:38.786 INFO [stderr] warning: unused import: `futures::sync::mpsc`
Dec 18 13:50:38.786 INFO [stderr]   --> examples/master_and_slave.rs:69:9
Dec 18 13:50:38.786 INFO [stderr]    |
Dec 18 13:50:38.786 INFO [stderr] 69 |     use futures::sync::mpsc;
Dec 18 13:50:38.786 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^
Dec 18 13:50:38.786 INFO [stderr]    |
Dec 18 13:50:38.786 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 13:50:38.786 INFO [stderr] 
Dec 18 13:50:38.786 INFO [stderr] warning: unused imports: `Arc`, `Mutex`
Dec 18 13:50:38.786 INFO [stderr]   --> examples/master_and_slave.rs:70:21
Dec 18 13:50:38.786 INFO [stderr]    |
Dec 18 13:50:38.786 INFO [stderr] 70 |     use std::sync::{Arc, Mutex};
Dec 18 13:50:38.786 INFO [stderr]    |                     ^^^  ^^^^^
Dec 18 13:50:38.786 INFO [stderr] 
Dec 18 13:50:38.908 INFO [stderr] warning: unused variable: `now`
Dec 18 13:50:38.908 INFO [stderr]   --> examples/master_and_slave.rs:60:13
Dec 18 13:50:38.908 INFO [stderr]    |
Dec 18 13:50:38.908 INFO [stderr] 60 |         let now = time::Instant::now();
Dec 18 13:50:38.908 INFO [stderr]    |             ^^^ help: consider using `_now` instead
Dec 18 13:50:38.908 INFO [stderr]    |
Dec 18 13:50:38.908 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 13:50:38.908 INFO [stderr] 
Dec 18 13:50:39.014 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.05s
Dec 18 13:50:39.490 INFO running `"docker" "inspect" "adc51e4de9f052cdac33bcd8372024799d8152e31302190e83ccdc6e5a910726"`
Dec 18 13:50:39.684 INFO running `"docker" "rm" "-f" "adc51e4de9f052cdac33bcd8372024799d8152e31302190e83ccdc6e5a910726"`
Dec 18 13:50:39.900 INFO [stdout] adc51e4de9f052cdac33bcd8372024799d8152e31302190e83ccdc6e5a910726