Dec 04 16:12:36.683 INFO checking justinbarclay/ArpPoison against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 16:12:36.684 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 16:12:37.144 INFO [stdout] 116cc8524aea24b03ad7ea854217e28e3a5c31c715dd39588097aa8bc4a0ed09
Dec 04 16:12:37.148 INFO running `"docker" "start" "-a" "116cc8524aea24b03ad7ea854217e28e3a5c31c715dd39588097aa8bc4a0ed09"`
Dec 04 16:12:38.563 INFO [stderr] usermod: no changes
Dec 04 16:12:38.720 INFO [stderr]     Checking pnet_base v0.20.0
Dec 04 16:12:38.720 INFO [stderr]     Checking ipnetwork v0.12.7
Dec 04 16:12:38.720 INFO [stderr]    Compiling pnet v0.20.0
Dec 04 16:12:38.720 INFO [stderr]    Compiling memchr v1.0.2
Dec 04 16:12:38.723 INFO [stderr]     Checking pnet_sys v0.20.0
Dec 04 16:12:38.723 INFO [stderr]    Compiling syntex_errors v0.42.0
Dec 04 16:12:40.563 INFO [stderr]    Compiling aho-corasick v0.6.3
Dec 04 16:12:40.591 INFO [stderr]     Checking pnet_macros_support v0.20.0
Dec 04 16:12:40.755 INFO [stderr]     Checking pnet_datalink v0.20.0
Dec 04 16:12:44.171 INFO [stderr]    Compiling regex v0.2.2
Dec 04 16:12:44.923 INFO [stderr]    Compiling syntex_syntax v0.42.0
Dec 04 16:13:28.319 INFO [stderr]    Compiling syntex v0.42.2
Dec 04 16:13:29.632 INFO [stderr]    Compiling pnet_macros v0.20.0
Dec 04 16:13:31.861 INFO [stderr]    Compiling pnet_packet v0.20.0
Dec 04 16:13:46.414 INFO [stderr]     Checking pnet_transport v0.20.0
Dec 04 16:13:47.348 INFO [stderr]     Checking arp v0.1.0 (/source)
Dec 04 16:13:48.347 INFO [stderr] warning: variable does not need to be mutable
Dec 04 16:13:48.347 INFO [stderr]   --> src/main.rs:43:27
Dec 04 16:13:48.347 INFO [stderr]    |
Dec 04 16:13:48.347 INFO [stderr] 43 |                     &mut |mut new_packet| {
Dec 04 16:13:48.347 INFO [stderr]    |                           ----^^^^^^^^^^
Dec 04 16:13:48.347 INFO [stderr]    |                           |
Dec 04 16:13:48.347 INFO [stderr]    |                           help: remove this `mut`
Dec 04 16:13:48.347 INFO [stderr]    |
Dec 04 16:13:48.347 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 16:13:48.347 INFO [stderr] 
Dec 04 16:13:48.427 INFO [stderr] warning: variable does not need to be mutable
Dec 04 16:13:48.427 INFO [stderr]   --> src/main.rs:43:27
Dec 04 16:13:48.427 INFO [stderr]    |
Dec 04 16:13:48.427 INFO [stderr] 43 |                     &mut |mut new_packet| {
Dec 04 16:13:48.427 INFO [stderr]    |                           ----^^^^^^^^^^
Dec 04 16:13:48.427 INFO [stderr]    |                           |
Dec 04 16:13:48.427 INFO [stderr]    |                           help: remove this `mut`
Dec 04 16:13:48.427 INFO [stderr]    |
Dec 04 16:13:48.427 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 16:13:48.427 INFO [stderr] 
Dec 04 16:13:48.476 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
Dec 04 16:13:48.487 INFO [stderr] su: No module specific data is present
Dec 04 16:13:50.079 INFO running `"docker" "inspect" "116cc8524aea24b03ad7ea854217e28e3a5c31c715dd39588097aa8bc4a0ed09"`
Dec 04 16:13:50.411 INFO running `"docker" "rm" "-f" "116cc8524aea24b03ad7ea854217e28e3a5c31c715dd39588097aa8bc4a0ed09"`
Dec 04 16:13:50.803 INFO [stdout] 116cc8524aea24b03ad7ea854217e28e3a5c31c715dd39588097aa8bc4a0ed09