Dec 05 20:12:23.450 INFO testing jayong93/RustBJOJ against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 05 20:12:23.450 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-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 05 20:12:23.878 INFO [stdout] 218b66247723148f448a9351428ee01be3c94aabb03493b76a398567ca11d49f
Dec 05 20:12:23.880 INFO running `"docker" "start" "-a" "218b66247723148f448a9351428ee01be3c94aabb03493b76a398567ca11d49f"`
Dec 05 20:12:25.201 INFO [stderr] usermod: no changes
Dec 05 20:12:25.276 INFO [stderr]    Compiling BaekJoonOJ v0.1.0 (/source)
Dec 05 20:12:25.608 INFO [stderr] warning: unused imports: `Eq`, `PartialEq`
Dec 05 20:12:25.608 INFO [stderr]  --> src/p15938.rs:4:16
Dec 05 20:12:25.608 INFO [stderr]   |
Dec 05 20:12:25.608 INFO [stderr] 4 | use std::cmp::{Eq, PartialEq};
Dec 05 20:12:25.608 INFO [stderr]   |                ^^  ^^^^^^^^^
Dec 05 20:12:25.608 INFO [stderr]   |
Dec 05 20:12:25.608 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 20:12:25.608 INFO [stderr] 
Dec 05 20:12:25.608 INFO [stderr] warning: unused import: `std::hash::Hash`
Dec 05 20:12:25.608 INFO [stderr]  --> src/p15938.rs:5:5
Dec 05 20:12:25.608 INFO [stderr]   |
Dec 05 20:12:25.608 INFO [stderr] 5 | use std::hash::Hash;
Dec 05 20:12:25.608 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 05 20:12:25.608 INFO [stderr] 
Dec 05 20:12:25.668 INFO [stderr] warning: unused variable: `i`
Dec 05 20:12:25.668 INFO [stderr]   --> src/p15938.rs:39:9
Dec 05 20:12:25.668 INFO [stderr]    |
Dec 05 20:12:25.668 INFO [stderr] 39 |     for i in 0..data.time_limit {
Dec 05 20:12:25.668 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 05 20:12:25.668 INFO [stderr]    |
Dec 05 20:12:25.668 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 20:12:25.668 INFO [stderr] 
Dec 05 20:12:25.684 INFO [stderr] warning: crate `BaekJoonOJ` should have a snake case name such as `baek_joon_oj`
Dec 05 20:12:25.684 INFO [stderr]   |
Dec 05 20:12:25.684 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 05 20:12:25.684 INFO [stderr] 
Dec 05 20:12:25.696 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 20:12:25.696 INFO [stderr]   --> src/p15938.rs:64:5
Dec 05 20:12:25.696 INFO [stderr]    |
Dec 05 20:12:25.696 INFO [stderr] 64 |     handle.read_line(&mut line);
Dec 05 20:12:25.696 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:12:25.696 INFO [stderr]    |
Dec 05 20:12:25.696 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 20:12:25.696 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 20:12:25.696 INFO [stderr] 
Dec 05 20:12:25.696 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 20:12:25.696 INFO [stderr]   --> src/p15938.rs:74:5
Dec 05 20:12:25.696 INFO [stderr]    |
Dec 05 20:12:25.696 INFO [stderr] 74 |     handle.read_line(&mut line);
Dec 05 20:12:25.696 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:12:25.696 INFO [stderr]    |
Dec 05 20:12:25.696 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 20:12:25.696 INFO [stderr] 
Dec 05 20:12:25.696 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 20:12:25.696 INFO [stderr]   --> src/p15938.rs:80:5
Dec 05 20:12:25.696 INFO [stderr]    |
Dec 05 20:12:25.696 INFO [stderr] 80 |     handle.read_line(&mut line);
Dec 05 20:12:25.696 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:12:25.696 INFO [stderr]    |
Dec 05 20:12:25.696 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 20:12:25.696 INFO [stderr] 
Dec 05 20:12:25.696 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 20:12:25.696 INFO [stderr]   --> src/p15938.rs:84:9
Dec 05 20:12:25.696 INFO [stderr]    |
Dec 05 20:12:25.696 INFO [stderr] 84 |         handle.read_line(&mut line);
Dec 05 20:12:25.696 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:12:25.696 INFO [stderr]    |
Dec 05 20:12:25.696 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 20:12:25.697 INFO [stderr] 
Dec 05 20:12:26.641 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.41s
Dec 05 20:12:26.649 INFO [stderr] su: No module specific data is present
Dec 05 20:12:27.343 INFO running `"docker" "inspect" "218b66247723148f448a9351428ee01be3c94aabb03493b76a398567ca11d49f"`
Dec 05 20:12:27.626 INFO running `"docker" "rm" "-f" "218b66247723148f448a9351428ee01be3c94aabb03493b76a398567ca11d49f"`
Dec 05 20:12:27.960 INFO [stdout] 218b66247723148f448a9351428ee01be3c94aabb03493b76a398567ca11d49f
Dec 05 20:12:27.968 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen --no-run" "-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 05 20:12:28.498 INFO [stdout] 423c5e0ef15db0c910724421ad2470e199dfee4da2794b0d87868ba236b50b04
Dec 05 20:12:28.501 INFO running `"docker" "start" "-a" "423c5e0ef15db0c910724421ad2470e199dfee4da2794b0d87868ba236b50b04"`
Dec 05 20:12:29.498 INFO [stderr] usermod: no changes
Dec 05 20:12:29.544 INFO [stderr]    Compiling BaekJoonOJ v0.1.0 (/source)
Dec 05 20:12:29.854 INFO [stderr] warning: unused imports: `Eq`, `PartialEq`
Dec 05 20:12:29.854 INFO [stderr]  --> src/p15938.rs:4:16
Dec 05 20:12:29.854 INFO [stderr]   |
Dec 05 20:12:29.854 INFO [stderr] 4 | use std::cmp::{Eq, PartialEq};
Dec 05 20:12:29.854 INFO [stderr]   |                ^^  ^^^^^^^^^
Dec 05 20:12:29.854 INFO [stderr]   |
Dec 05 20:12:29.854 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 20:12:29.854 INFO [stderr] 
Dec 05 20:12:29.854 INFO [stderr] warning: unused import: `std::hash::Hash`
Dec 05 20:12:29.854 INFO [stderr]  --> src/p15938.rs:5:5
Dec 05 20:12:29.854 INFO [stderr]   |
Dec 05 20:12:29.854 INFO [stderr] 5 | use std::hash::Hash;
Dec 05 20:12:29.854 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 05 20:12:29.854 INFO [stderr] 
Dec 05 20:12:29.924 INFO [stderr] warning: unused variable: `i`
Dec 05 20:12:29.924 INFO [stderr]   --> src/p15938.rs:39:9
Dec 05 20:12:29.924 INFO [stderr]    |
Dec 05 20:12:29.924 INFO [stderr] 39 |     for i in 0..data.time_limit {
Dec 05 20:12:29.924 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 05 20:12:29.924 INFO [stderr]    |
Dec 05 20:12:29.924 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 20:12:29.924 INFO [stderr] 
Dec 05 20:12:29.936 INFO [stderr] warning: crate `BaekJoonOJ` should have a snake case name such as `baek_joon_oj`
Dec 05 20:12:29.936 INFO [stderr]   |
Dec 05 20:12:29.936 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 05 20:12:29.936 INFO [stderr] 
Dec 05 20:12:29.944 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 20:12:29.944 INFO [stderr]   --> src/p15938.rs:64:5
Dec 05 20:12:29.944 INFO [stderr]    |
Dec 05 20:12:29.944 INFO [stderr] 64 |     handle.read_line(&mut line);
Dec 05 20:12:29.944 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:12:29.944 INFO [stderr]    |
Dec 05 20:12:29.944 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 20:12:29.944 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 20:12:29.944 INFO [stderr] 
Dec 05 20:12:29.944 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 20:12:29.944 INFO [stderr]   --> src/p15938.rs:74:5
Dec 05 20:12:29.944 INFO [stderr]    |
Dec 05 20:12:29.944 INFO [stderr] 74 |     handle.read_line(&mut line);
Dec 05 20:12:29.944 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:12:29.944 INFO [stderr]    |
Dec 05 20:12:29.944 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 20:12:29.944 INFO [stderr] 
Dec 05 20:12:29.944 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 20:12:29.945 INFO [stderr]   --> src/p15938.rs:80:5
Dec 05 20:12:29.945 INFO [stderr]    |
Dec 05 20:12:29.945 INFO [stderr] 80 |     handle.read_line(&mut line);
Dec 05 20:12:29.945 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:12:29.945 INFO [stderr]    |
Dec 05 20:12:29.945 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 20:12:29.945 INFO [stderr] 
Dec 05 20:12:29.945 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 20:12:29.945 INFO [stderr]   --> src/p15938.rs:84:9
Dec 05 20:12:29.945 INFO [stderr]    |
Dec 05 20:12:29.945 INFO [stderr] 84 |         handle.read_line(&mut line);
Dec 05 20:12:29.945 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:12:29.945 INFO [stderr]    |
Dec 05 20:12:29.945 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 20:12:29.945 INFO [stderr] 
Dec 05 20:12:30.230 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
Dec 05 20:12:30.232 INFO [stderr] su: No module specific data is present
Dec 05 20:12:30.997 INFO running `"docker" "inspect" "423c5e0ef15db0c910724421ad2470e199dfee4da2794b0d87868ba236b50b04"`
Dec 05 20:12:31.170 INFO running `"docker" "rm" "-f" "423c5e0ef15db0c910724421ad2470e199dfee4da2794b0d87868ba236b50b04"`
Dec 05 20:12:31.273 INFO [stdout] 423c5e0ef15db0c910724421ad2470e199dfee4da2794b0d87868ba236b50b04
Dec 05 20:12:31.275 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen" "-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 05 20:12:31.506 INFO [stdout] 3dd42afad2ab198d3172ae20f7ef96bcc53f91cfaf86a9b9edc7578445252494
Dec 05 20:12:31.514 INFO running `"docker" "start" "-a" "3dd42afad2ab198d3172ae20f7ef96bcc53f91cfaf86a9b9edc7578445252494"`
Dec 05 20:12:31.980 INFO [stderr] usermod: no changes
Dec 05 20:12:32.011 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 05 20:12:32.011 INFO [stderr]      Running /target/debug/deps/BaekJoonOJ-e905161452522e06
Dec 05 20:12:32.014 INFO [stdout] 
Dec 05 20:12:32.014 INFO [stdout] running 0 tests
Dec 05 20:12:32.014 INFO [stdout] 
Dec 05 20:12:32.014 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 20:12:32.014 INFO [stdout] 
Dec 05 20:12:32.016 INFO [stderr] su: No module specific data is present
Dec 05 20:12:32.380 INFO running `"docker" "inspect" "3dd42afad2ab198d3172ae20f7ef96bcc53f91cfaf86a9b9edc7578445252494"`
Dec 05 20:12:32.536 INFO running `"docker" "rm" "-f" "3dd42afad2ab198d3172ae20f7ef96bcc53f91cfaf86a9b9edc7578445252494"`
Dec 05 20:12:32.748 INFO [stdout] 3dd42afad2ab198d3172ae20f7ef96bcc53f91cfaf86a9b9edc7578445252494