Dec 11 08:11:33.676 INFO checking tbelaire/dailyprogrammer_challenge247_easy_secret_santa against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 08:11:33.676 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 11 08:11:33.953 INFO [stdout] 0046e7b4537ce4a2048d002be790891136e2be38ab54893142efab495cd5c58e
Dec 11 08:11:33.958 INFO running `"docker" "start" "-a" "0046e7b4537ce4a2048d002be790891136e2be38ab54893142efab495cd5c58e"`
Dec 11 08:11:34.591 INFO [stderr] usermod: no changes
Dec 11 08:11:34.620 INFO [stderr]     Checking challenge_247_easy_secret_santa v0.1.0 (/source)
Dec 11 08:11:34.924 INFO [stderr] warning: unused import: `std::error::Error`
Dec 11 08:11:34.924 INFO [stderr]  --> src/main.rs:3:5
Dec 11 08:11:34.924 INFO [stderr]   |
Dec 11 08:11:34.924 INFO [stderr] 3 | use std::error::Error;
Dec 11 08:11:34.924 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 11 08:11:34.924 INFO [stderr]   |
Dec 11 08:11:34.924 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 08:11:34.924 INFO [stderr] 
Dec 11 08:11:34.940 INFO [stderr] warning: method is never used: `new`
Dec 11 08:11:34.940 INFO [stderr]   --> src/main.rs:17:5
Dec 11 08:11:34.940 INFO [stderr]    |
Dec 11 08:11:34.940 INFO [stderr] 17 | /     pub fn new<T>(people: Vec<T>) -> Self
Dec 11 08:11:34.940 INFO [stderr] 18 | |         where T: Into<String>
Dec 11 08:11:34.940 INFO [stderr] 19 | |     {
Dec 11 08:11:34.940 INFO [stderr] 20 | |         Family {
Dec 11 08:11:34.940 INFO [stderr] ...  |
Dec 11 08:11:34.940 INFO [stderr] 23 | |         }
Dec 11 08:11:34.940 INFO [stderr] 24 | |     }
Dec 11 08:11:34.940 INFO [stderr]    | |_____^
Dec 11 08:11:34.940 INFO [stderr]    |
Dec 11 08:11:34.940 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 08:11:34.940 INFO [stderr] 
Dec 11 08:11:34.940 INFO [stderr] warning: method is never used: `new2`
Dec 11 08:11:34.940 INFO [stderr]   --> src/main.rs:25:5
Dec 11 08:11:34.940 INFO [stderr]    |
Dec 11 08:11:34.940 INFO [stderr] 25 | /     pub fn new2<V, T>(people: V) -> Self
Dec 11 08:11:34.940 INFO [stderr] 26 | |         where V: Into<Vec<T>>,
Dec 11 08:11:34.940 INFO [stderr] 27 | |               T: Into<String>
Dec 11 08:11:34.940 INFO [stderr] 28 | |     {
Dec 11 08:11:34.940 INFO [stderr] ...  |
Dec 11 08:11:34.940 INFO [stderr] 32 | |         }
Dec 11 08:11:34.940 INFO [stderr] 33 | |     }
Dec 11 08:11:34.940 INFO [stderr]    | |_____^
Dec 11 08:11:34.940 INFO [stderr] 
Dec 11 08:11:35.004 INFO [stderr] warning: unused import: `std::error::Error`
Dec 11 08:11:35.004 INFO [stderr]  --> src/main.rs:3:5
Dec 11 08:11:35.004 INFO [stderr]   |
Dec 11 08:11:35.004 INFO [stderr] 3 | use std::error::Error;
Dec 11 08:11:35.004 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 11 08:11:35.004 INFO [stderr]   |
Dec 11 08:11:35.004 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 08:11:35.004 INFO [stderr] 
Dec 11 08:11:35.043 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
Dec 11 08:11:35.048 INFO [stderr] su: No module specific data is present
Dec 11 08:11:35.461 INFO running `"docker" "inspect" "0046e7b4537ce4a2048d002be790891136e2be38ab54893142efab495cd5c58e"`
Dec 11 08:11:35.574 INFO running `"docker" "rm" "-f" "0046e7b4537ce4a2048d002be790891136e2be38ab54893142efab495cd5c58e"`
Dec 11 08:11:35.680 INFO [stdout] 0046e7b4537ce4a2048d002be790891136e2be38ab54893142efab495cd5c58e