Dec 17 14:03:34.113 INFO checking tbelaire/dailyprogrammer_challenge247_easy_secret_santa against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 14:03:34.114 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/tbelaire/dailyprogrammer_challenge247_easy_secret_santa:/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 17 14:03:34.607 INFO [stdout] 7c780d536ccb9047817b26aed335648ec8b1d6c4332147986f987686095b275f
Dec 17 14:03:34.614 INFO running `"docker" "start" "-a" "7c780d536ccb9047817b26aed335648ec8b1d6c4332147986f987686095b275f"`
Dec 17 14:03:36.320 INFO [stderr]     Checking challenge_247_easy_secret_santa v0.1.0 (/opt/crater/workdir)
Dec 17 14:03:36.664 INFO [stderr] warning: unused import: `std::error::Error`
Dec 17 14:03:36.664 INFO [stderr]  --> src/main.rs:3:5
Dec 17 14:03:36.664 INFO [stderr]   |
Dec 17 14:03:36.664 INFO [stderr] 3 | use std::error::Error;
Dec 17 14:03:36.664 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 17 14:03:36.664 INFO [stderr]   |
Dec 17 14:03:36.665 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 14:03:36.665 INFO [stderr] 
Dec 17 14:03:36.701 INFO [stderr] warning: method is never used: `new`
Dec 17 14:03:36.701 INFO [stderr]   --> src/main.rs:17:5
Dec 17 14:03:36.701 INFO [stderr]    |
Dec 17 14:03:36.701 INFO [stderr] 17 | /     pub fn new<T>(people: Vec<T>) -> Self
Dec 17 14:03:36.701 INFO [stderr] 18 | |         where T: Into<String>
Dec 17 14:03:36.701 INFO [stderr] 19 | |     {
Dec 17 14:03:36.701 INFO [stderr] 20 | |         Family {
Dec 17 14:03:36.701 INFO [stderr] ...  |
Dec 17 14:03:36.701 INFO [stderr] 23 | |         }
Dec 17 14:03:36.701 INFO [stderr] 24 | |     }
Dec 17 14:03:36.701 INFO [stderr]    | |_____^
Dec 17 14:03:36.711 INFO [stderr]    |
Dec 17 14:03:36.712 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 14:03:36.712 INFO [stderr] 
Dec 17 14:03:36.712 INFO [stderr] warning: method is never used: `new2`
Dec 17 14:03:36.712 INFO [stderr]   --> src/main.rs:25:5
Dec 17 14:03:36.712 INFO [stderr]    |
Dec 17 14:03:36.712 INFO [stderr] 25 | /     pub fn new2<V, T>(people: V) -> Self
Dec 17 14:03:36.712 INFO [stderr] 26 | |         where V: Into<Vec<T>>,
Dec 17 14:03:36.712 INFO [stderr] 27 | |               T: Into<String>
Dec 17 14:03:36.712 INFO [stderr] 28 | |     {
Dec 17 14:03:36.712 INFO [stderr] ...  |
Dec 17 14:03:36.712 INFO [stderr] 32 | |         }
Dec 17 14:03:36.712 INFO [stderr] 33 | |     }
Dec 17 14:03:36.712 INFO [stderr]    | |_____^
Dec 17 14:03:36.712 INFO [stderr] 
Dec 17 14:03:36.760 INFO [stderr] warning: unused import: `std::error::Error`
Dec 17 14:03:36.760 INFO [stderr]  --> src/main.rs:3:5
Dec 17 14:03:36.760 INFO [stderr]   |
Dec 17 14:03:36.760 INFO [stderr] 3 | use std::error::Error;
Dec 17 14:03:36.760 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 17 14:03:36.760 INFO [stderr]   |
Dec 17 14:03:36.760 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 14:03:36.760 INFO [stderr] 
Dec 17 14:03:36.831 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
Dec 17 14:03:37.411 INFO running `"docker" "inspect" "7c780d536ccb9047817b26aed335648ec8b1d6c4332147986f987686095b275f"`
Dec 17 14:03:37.666 INFO running `"docker" "rm" "-f" "7c780d536ccb9047817b26aed335648ec8b1d6c4332147986f987686095b275f"`
Dec 17 14:03:37.928 INFO [stdout] 7c780d536ccb9047817b26aed335648ec8b1d6c4332147986f987686095b275f