Dec 18 08:33:18.918 INFO checking AnimatedRNG/skype-vpn against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 08:33:18.919 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/AnimatedRNG/skype-vpn:/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 08:33:19.082 INFO [stdout] 370ed722034323e39db2682c9ec1cbc977f70ce2945d9a9edef75fe4ab576296
Dec 18 08:33:19.084 INFO running `"docker" "start" "-a" "370ed722034323e39db2682c9ec1cbc977f70ce2945d9a9edef75fe4ab576296"`
Dec 18 08:33:19.730 INFO [stderr]     Checking reed-solomon v0.2.1
Dec 18 08:33:20.009 INFO [stderr]     Checking skype-vpn v0.1.0 (/opt/crater/workdir)
Dec 18 08:33:20.312 INFO [stderr] warning: unused variable: `server_tx`
Dec 18 08:33:20.312 INFO [stderr]    --> src/main.rs:303:10
Dec 18 08:33:20.312 INFO [stderr]     |
Dec 18 08:33:20.312 INFO [stderr] 303 |     let (server_tx, server_rx) = handle_1_1_udp(server_sock, Some(socket_addr));
Dec 18 08:33:20.312 INFO [stderr]     |          ^^^^^^^^^ help: consider using `_server_tx` instead
Dec 18 08:33:20.312 INFO [stderr]     |
Dec 18 08:33:20.312 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 08:33:20.312 INFO [stderr] 
Dec 18 08:33:20.344 INFO [stderr] warning: unused variable: `server_tx`
Dec 18 08:33:20.344 INFO [stderr]    --> src/main.rs:303:10
Dec 18 08:33:20.344 INFO [stderr]     |
Dec 18 08:33:20.344 INFO [stderr] 303 |     let (server_tx, server_rx) = handle_1_1_udp(server_sock, Some(socket_addr));
Dec 18 08:33:20.344 INFO [stderr]     |          ^^^^^^^^^ help: consider using `_server_tx` instead
Dec 18 08:33:20.344 INFO [stderr]     |
Dec 18 08:33:20.344 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 08:33:20.344 INFO [stderr] 
Dec 18 08:33:20.352 INFO [stderr] warning: constant item is never used: `MAX_UDP_PACKET_LEN`
Dec 18 08:33:20.352 INFO [stderr]   --> src/main.rs:17:1
Dec 18 08:33:20.352 INFO [stderr]    |
Dec 18 08:33:20.352 INFO [stderr] 17 | const MAX_UDP_PACKET_LEN: usize = 576;
Dec 18 08:33:20.352 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:33:20.352 INFO [stderr]    |
Dec 18 08:33:20.352 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 08:33:20.352 INFO [stderr] 
Dec 18 08:33:20.398 INFO [stderr] warning: constant item is never used: `MAX_UDP_PACKET_LEN`
Dec 18 08:33:20.398 INFO [stderr]   --> src/main.rs:17:1
Dec 18 08:33:20.398 INFO [stderr]    |
Dec 18 08:33:20.398 INFO [stderr] 17 | const MAX_UDP_PACKET_LEN: usize = 576;
Dec 18 08:33:20.398 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:33:20.398 INFO [stderr]    |
Dec 18 08:33:20.398 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 08:33:20.398 INFO [stderr] 
Dec 18 08:33:20.419 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
Dec 18 08:33:20.825 INFO running `"docker" "inspect" "370ed722034323e39db2682c9ec1cbc977f70ce2945d9a9edef75fe4ab576296"`
Dec 18 08:33:21.044 INFO running `"docker" "rm" "-f" "370ed722034323e39db2682c9ec1cbc977f70ce2945d9a9edef75fe4ab576296"`
Dec 18 08:33:21.304 INFO [stdout] 370ed722034323e39db2682c9ec1cbc977f70ce2945d9a9edef75fe4ab576296