Dec 04 16:12:36.980 INFO checking justinbarclay/ArpPoison against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 16:12:36.980 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 16:12:37.432 INFO [stdout] 62549c4768e6cf0bf311ee6dbe1cb608ab95ecb9ea7d234bedee1d14a09fc06c
Dec 04 16:12:37.437 INFO running `"docker" "start" "-a" "62549c4768e6cf0bf311ee6dbe1cb608ab95ecb9ea7d234bedee1d14a09fc06c"`
Dec 04 16:12:38.998 INFO [stderr] usermod: no changes
Dec 04 16:12:39.171 INFO [stderr]    Compiling regex-syntax v0.4.1
Dec 04 16:12:39.171 INFO [stderr]     Checking pnet_base v0.20.0
Dec 04 16:12:39.171 INFO [stderr]    Compiling pnet v0.20.0
Dec 04 16:12:39.171 INFO [stderr]     Checking ipnetwork v0.12.7
Dec 04 16:12:39.183 INFO [stderr]    Compiling memchr v1.0.2
Dec 04 16:12:39.183 INFO [stderr]     Checking pnet_sys v0.20.0
Dec 04 16:12:39.183 INFO [stderr]    Compiling syntex_errors v0.42.0
Dec 04 16:12:39.187 INFO [stderr]    Compiling thread_local v0.3.4
Dec 04 16:12:40.861 INFO [stderr]     Checking pnet_macros_support v0.20.0
Dec 04 16:12:41.943 INFO [stderr]    Compiling aho-corasick v0.6.3
Dec 04 16:12:41.971 INFO [stderr]     Checking pnet_datalink v0.20.0
Dec 04 16:12:46.391 INFO [stderr]    Compiling syntex_syntax v0.42.0
Dec 04 16:12:51.584 INFO [stderr]    Compiling regex v0.2.2
Dec 04 16:13:31.579 INFO [stderr]    Compiling syntex v0.42.2
Dec 04 16:13:32.855 INFO [stderr]    Compiling pnet_macros v0.20.0
Dec 04 16:13:36.099 INFO [stderr]    Compiling pnet_packet v0.20.0
Dec 04 16:13:50.079 INFO [stderr]     Checking pnet_transport v0.20.0
Dec 04 16:13:51.023 INFO [stderr]     Checking arp v0.1.0 (/source)
Dec 04 16:13:51.891 INFO [stderr] warning: variable does not need to be mutable
Dec 04 16:13:51.891 INFO [stderr]   --> src/main.rs:43:27
Dec 04 16:13:51.891 INFO [stderr]    |
Dec 04 16:13:51.891 INFO [stderr] 43 |                     &mut |mut new_packet| {
Dec 04 16:13:51.891 INFO [stderr]    |                           ----^^^^^^^^^^
Dec 04 16:13:51.891 INFO [stderr]    |                           |
Dec 04 16:13:51.891 INFO [stderr]    |                           help: remove this `mut`
Dec 04 16:13:51.891 INFO [stderr]    |
Dec 04 16:13:51.891 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 16:13:51.891 INFO [stderr] 
Dec 04 16:13:51.953 INFO [stderr] warning: variable does not need to be mutable
Dec 04 16:13:51.953 INFO [stderr]   --> src/main.rs:43:27
Dec 04 16:13:51.953 INFO [stderr]    |
Dec 04 16:13:51.953 INFO [stderr] 43 |                     &mut |mut new_packet| {
Dec 04 16:13:51.953 INFO [stderr]    |                           ----^^^^^^^^^^
Dec 04 16:13:51.953 INFO [stderr]    |                           |
Dec 04 16:13:51.953 INFO [stderr]    |                           help: remove this `mut`
Dec 04 16:13:51.953 INFO [stderr]    |
Dec 04 16:13:51.953 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 16:13:51.953 INFO [stderr] 
Dec 04 16:13:51.999 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 12s
Dec 04 16:13:52.001 INFO [stderr] su: No module specific data is present
Dec 04 16:13:52.605 INFO running `"docker" "inspect" "62549c4768e6cf0bf311ee6dbe1cb608ab95ecb9ea7d234bedee1d14a09fc06c"`
Dec 04 16:13:52.821 INFO running `"docker" "rm" "-f" "62549c4768e6cf0bf311ee6dbe1cb608ab95ecb9ea7d234bedee1d14a09fc06c"`
Dec 04 16:13:53.111 INFO [stdout] 62549c4768e6cf0bf311ee6dbe1cb608ab95ecb9ea7d234bedee1d14a09fc06c