Nov 30 12:04:48.301 INFO checking AnimatedRNG/skype-vpn against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 12:04:48.301 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-3/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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"`
Nov 30 12:04:48.674 INFO [stdout] 546591a5be7f134592271f8c4c10e5c3cd147e5978092d391b28eb08fabd76a2
Nov 30 12:04:48.676 INFO running `"docker" "start" "-a" "546591a5be7f134592271f8c4c10e5c3cd147e5978092d391b28eb08fabd76a2"`
Nov 30 12:04:50.053 INFO [stderr] usermod: no changes
Nov 30 12:04:50.090 INFO [stderr]     Checking reed-solomon v0.2.1
Nov 30 12:04:50.380 INFO [stderr]     Checking skype-vpn v0.1.0 (/source)
Nov 30 12:04:50.842 INFO [stderr] warning: unused variable: `server_tx`
Nov 30 12:04:50.842 INFO [stderr]    --> src/main.rs:303:10
Nov 30 12:04:50.842 INFO [stderr]     |
Nov 30 12:04:50.842 INFO [stderr] 303 |     let (server_tx, server_rx) = handle_1_1_udp(server_sock, Some(socket_addr));
Nov 30 12:04:50.842 INFO [stderr]     |          ^^^^^^^^^ help: consider using `_server_tx` instead
Nov 30 12:04:50.842 INFO [stderr]     |
Nov 30 12:04:50.842 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 30 12:04:50.842 INFO [stderr] 
Nov 30 12:04:50.884 INFO [stderr] warning: constant item is never used: `MAX_UDP_PACKET_LEN`
Nov 30 12:04:50.884 INFO [stderr]   --> src/main.rs:17:1
Nov 30 12:04:50.884 INFO [stderr]    |
Nov 30 12:04:50.884 INFO [stderr] 17 | const MAX_UDP_PACKET_LEN: usize = 576;
Nov 30 12:04:50.884 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 12:04:50.884 INFO [stderr]    |
Nov 30 12:04:50.884 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 12:04:50.884 INFO [stderr] 
Nov 30 12:04:50.964 INFO [stderr] warning: unused variable: `server_tx`
Nov 30 12:04:50.964 INFO [stderr]    --> src/main.rs:303:10
Nov 30 12:04:50.964 INFO [stderr]     |
Nov 30 12:04:50.964 INFO [stderr] 303 |     let (server_tx, server_rx) = handle_1_1_udp(server_sock, Some(socket_addr));
Nov 30 12:04:50.964 INFO [stderr]     |          ^^^^^^^^^ help: consider using `_server_tx` instead
Nov 30 12:04:50.964 INFO [stderr]     |
Nov 30 12:04:50.964 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 30 12:04:50.964 INFO [stderr] 
Nov 30 12:04:50.998 INFO [stderr] warning: constant item is never used: `MAX_UDP_PACKET_LEN`
Nov 30 12:04:50.998 INFO [stderr]   --> src/main.rs:17:1
Nov 30 12:04:50.998 INFO [stderr]    |
Nov 30 12:04:50.998 INFO [stderr] 17 | const MAX_UDP_PACKET_LEN: usize = 576;
Nov 30 12:04:50.998 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 12:04:50.998 INFO [stderr]    |
Nov 30 12:04:50.998 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 12:04:50.998 INFO [stderr] 
Nov 30 12:04:51.009 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
Nov 30 12:04:51.011 INFO [stderr] su: No module specific data is present
Nov 30 12:04:51.189 INFO running `"docker" "inspect" "546591a5be7f134592271f8c4c10e5c3cd147e5978092d391b28eb08fabd76a2"`
Nov 30 12:04:51.254 INFO running `"docker" "rm" "-f" "546591a5be7f134592271f8c4c10e5c3cd147e5978092d391b28eb08fabd76a2"`
Nov 30 12:04:51.317 INFO [stdout] 546591a5be7f134592271f8c4c10e5c3cd147e5978092d391b28eb08fabd76a2