Dec 17 22:30:59.208 INFO checking jayong93/RustBJOJ against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 22:30:59.209 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/jayong93/RustBJOJ:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 22:30:59.389 INFO [stdout] 9b86b46f40b5e5659434b302256b80ec26864b963a415691f1b02255c64ef72b
Dec 17 22:30:59.394 INFO running `"docker" "start" "-a" "9b86b46f40b5e5659434b302256b80ec26864b963a415691f1b02255c64ef72b"`
Dec 17 22:31:00.616 INFO [stderr]     Checking BaekJoonOJ v0.1.0 (/opt/crater/workdir)
Dec 17 22:31:00.944 INFO [stderr] warning: unused imports: `Eq`, `PartialEq`
Dec 17 22:31:00.944 INFO [stderr]  --> src/p15938.rs:4:16
Dec 17 22:31:00.944 INFO [stderr]   |
Dec 17 22:31:00.944 INFO [stderr] 4 | use std::cmp::{Eq, PartialEq};
Dec 17 22:31:00.944 INFO [stderr]   |                ^^  ^^^^^^^^^
Dec 17 22:31:00.944 INFO [stderr]   |
Dec 17 22:31:00.944 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 22:31:00.944 INFO [stderr] 
Dec 17 22:31:00.944 INFO [stderr] warning: unused import: `std::hash::Hash`
Dec 17 22:31:00.944 INFO [stderr]  --> src/p15938.rs:5:5
Dec 17 22:31:00.944 INFO [stderr]   |
Dec 17 22:31:00.944 INFO [stderr] 5 | use std::hash::Hash;
Dec 17 22:31:00.944 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 17 22:31:00.944 INFO [stderr] 
Dec 17 22:31:01.004 INFO [stderr] warning: unused imports: `Eq`, `PartialEq`
Dec 17 22:31:01.004 INFO [stderr]  --> src/p15938.rs:4:16
Dec 17 22:31:01.004 INFO [stderr]   |
Dec 17 22:31:01.004 INFO [stderr] 4 | use std::cmp::{Eq, PartialEq};
Dec 17 22:31:01.004 INFO [stderr]   |                ^^  ^^^^^^^^^
Dec 17 22:31:01.004 INFO [stderr]   |
Dec 17 22:31:01.004 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 22:31:01.004 INFO [stderr] 
Dec 17 22:31:01.004 INFO [stderr] warning: unused import: `std::hash::Hash`
Dec 17 22:31:01.004 INFO [stderr]  --> src/p15938.rs:5:5
Dec 17 22:31:01.004 INFO [stderr]   |
Dec 17 22:31:01.004 INFO [stderr] 5 | use std::hash::Hash;
Dec 17 22:31:01.004 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 17 22:31:01.004 INFO [stderr] 
Dec 17 22:31:01.012 INFO [stderr] warning: unused variable: `i`
Dec 17 22:31:01.012 INFO [stderr]   --> src/p15938.rs:39:9
Dec 17 22:31:01.012 INFO [stderr]    |
Dec 17 22:31:01.012 INFO [stderr] 39 |     for i in 0..data.time_limit {
Dec 17 22:31:01.012 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 17 22:31:01.012 INFO [stderr]    |
Dec 17 22:31:01.012 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 22:31:01.012 INFO [stderr] 
Dec 17 22:31:01.036 INFO [stderr] warning: crate `BaekJoonOJ` should have a snake case name such as `baek_joon_oj`
Dec 17 22:31:01.036 INFO [stderr]   |
Dec 17 22:31:01.036 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 17 22:31:01.036 INFO [stderr] 
Dec 17 22:31:01.049 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:31:01.049 INFO [stderr]   --> src/p15938.rs:64:5
Dec 17 22:31:01.049 INFO [stderr]    |
Dec 17 22:31:01.049 INFO [stderr] 64 |     handle.read_line(&mut line);
Dec 17 22:31:01.049 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:31:01.049 INFO [stderr]    |
Dec 17 22:31:01.049 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 22:31:01.050 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:31:01.050 INFO [stderr] 
Dec 17 22:31:01.050 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:31:01.050 INFO [stderr]   --> src/p15938.rs:74:5
Dec 17 22:31:01.050 INFO [stderr]    |
Dec 17 22:31:01.050 INFO [stderr] 74 |     handle.read_line(&mut line);
Dec 17 22:31:01.050 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:31:01.050 INFO [stderr]    |
Dec 17 22:31:01.050 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:31:01.050 INFO [stderr] 
Dec 17 22:31:01.050 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:31:01.050 INFO [stderr]   --> src/p15938.rs:80:5
Dec 17 22:31:01.050 INFO [stderr]    |
Dec 17 22:31:01.050 INFO [stderr] 80 |     handle.read_line(&mut line);
Dec 17 22:31:01.050 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:31:01.050 INFO [stderr]    |
Dec 17 22:31:01.050 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:31:01.050 INFO [stderr] 
Dec 17 22:31:01.050 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:31:01.050 INFO [stderr]   --> src/p15938.rs:84:9
Dec 17 22:31:01.050 INFO [stderr]    |
Dec 17 22:31:01.050 INFO [stderr] 84 |         handle.read_line(&mut line);
Dec 17 22:31:01.050 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:31:01.050 INFO [stderr]    |
Dec 17 22:31:01.050 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:31:01.050 INFO [stderr] 
Dec 17 22:31:01.076 INFO [stderr] warning: unused variable: `i`
Dec 17 22:31:01.076 INFO [stderr]   --> src/p15938.rs:39:9
Dec 17 22:31:01.076 INFO [stderr]    |
Dec 17 22:31:01.076 INFO [stderr] 39 |     for i in 0..data.time_limit {
Dec 17 22:31:01.076 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 17 22:31:01.076 INFO [stderr]    |
Dec 17 22:31:01.076 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 22:31:01.076 INFO [stderr] 
Dec 17 22:31:01.119 INFO [stderr] warning: crate `BaekJoonOJ` should have a snake case name such as `baek_joon_oj`
Dec 17 22:31:01.119 INFO [stderr]   |
Dec 17 22:31:01.119 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 17 22:31:01.119 INFO [stderr] 
Dec 17 22:31:01.127 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:31:01.127 INFO [stderr]   --> src/p15938.rs:64:5
Dec 17 22:31:01.127 INFO [stderr]    |
Dec 17 22:31:01.127 INFO [stderr] 64 |     handle.read_line(&mut line);
Dec 17 22:31:01.127 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:31:01.127 INFO [stderr]    |
Dec 17 22:31:01.127 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 22:31:01.127 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:31:01.127 INFO [stderr] 
Dec 17 22:31:01.127 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:31:01.127 INFO [stderr]   --> src/p15938.rs:74:5
Dec 17 22:31:01.127 INFO [stderr]    |
Dec 17 22:31:01.127 INFO [stderr] 74 |     handle.read_line(&mut line);
Dec 17 22:31:01.127 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:31:01.127 INFO [stderr]    |
Dec 17 22:31:01.127 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:31:01.127 INFO [stderr] 
Dec 17 22:31:01.127 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:31:01.127 INFO [stderr]   --> src/p15938.rs:80:5
Dec 17 22:31:01.127 INFO [stderr]    |
Dec 17 22:31:01.127 INFO [stderr] 80 |     handle.read_line(&mut line);
Dec 17 22:31:01.127 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:31:01.127 INFO [stderr]    |
Dec 17 22:31:01.127 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:31:01.127 INFO [stderr] 
Dec 17 22:31:01.127 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:31:01.127 INFO [stderr]   --> src/p15938.rs:84:9
Dec 17 22:31:01.127 INFO [stderr]    |
Dec 17 22:31:01.127 INFO [stderr] 84 |         handle.read_line(&mut line);
Dec 17 22:31:01.127 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:31:01.127 INFO [stderr]    |
Dec 17 22:31:01.127 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:31:01.127 INFO [stderr] 
Dec 17 22:31:01.165 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
Dec 17 22:31:01.812 INFO running `"docker" "inspect" "9b86b46f40b5e5659434b302256b80ec26864b963a415691f1b02255c64ef72b"`
Dec 17 22:31:02.154 INFO running `"docker" "rm" "-f" "9b86b46f40b5e5659434b302256b80ec26864b963a415691f1b02255c64ef72b"`
Dec 17 22:31:02.492 INFO [stdout] 9b86b46f40b5e5659434b302256b80ec26864b963a415691f1b02255c64ef72b