Dec 05 20:12:28.499 INFO testing jayong93/RustBJOJ against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 20:12:28.499 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 20:12:28.924 INFO [stdout] acd2184017b0a18339363eeed240c0801f4bfac6d6765797b5af5d2d6b2e530e
Dec 05 20:12:28.927 INFO running `"docker" "start" "-a" "acd2184017b0a18339363eeed240c0801f4bfac6d6765797b5af5d2d6b2e530e"`
Dec 05 20:12:29.782 INFO [stderr] usermod: no changes
Dec 05 20:12:29.832 INFO [stderr]    Compiling BaekJoonOJ v0.1.0 (/source)
Dec 05 20:12:30.147 INFO [stderr] warning: unused imports: `Eq`, `PartialEq`
Dec 05 20:12:30.147 INFO [stderr]  --> src/p15938.rs:4:16
Dec 05 20:12:30.147 INFO [stderr]   |
Dec 05 20:12:30.147 INFO [stderr] 4 | use std::cmp::{Eq, PartialEq};
Dec 05 20:12:30.147 INFO [stderr]   |                ^^  ^^^^^^^^^
Dec 05 20:12:30.147 INFO [stderr]   |
Dec 05 20:12:30.147 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 20:12:30.147 INFO [stderr] 
Dec 05 20:12:30.147 INFO [stderr] warning: unused import: `std::hash::Hash`
Dec 05 20:12:30.147 INFO [stderr]  --> src/p15938.rs:5:5
Dec 05 20:12:30.147 INFO [stderr]   |
Dec 05 20:12:30.147 INFO [stderr] 5 | use std::hash::Hash;
Dec 05 20:12:30.147 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 05 20:12:30.147 INFO [stderr] 
Dec 05 20:12:30.209 INFO [stderr] warning: unused variable: `i`
Dec 05 20:12:30.209 INFO [stderr]   --> src/p15938.rs:39:9
Dec 05 20:12:30.209 INFO [stderr]    |
Dec 05 20:12:30.209 INFO [stderr] 39 |     for i in 0..data.time_limit {
Dec 05 20:12:30.209 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 05 20:12:30.209 INFO [stderr]    |
Dec 05 20:12:30.209 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 20:12:30.209 INFO [stderr] 
Dec 05 20:12:30.228 INFO [stderr] warning: crate `BaekJoonOJ` should have a snake case name such as `baek_joon_oj`
Dec 05 20:12:30.228 INFO [stderr]   |
Dec 05 20:12:30.228 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 05 20:12:30.229 INFO [stderr] 
Dec 05 20:12:30.236 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 20:12:30.236 INFO [stderr]   --> src/p15938.rs:64:5
Dec 05 20:12:30.236 INFO [stderr]    |
Dec 05 20:12:30.236 INFO [stderr] 64 |     handle.read_line(&mut line);
Dec 05 20:12:30.236 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:12:30.236 INFO [stderr]    |
Dec 05 20:12:30.236 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 20:12:30.236 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 20:12:30.236 INFO [stderr] 
Dec 05 20:12:30.236 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 20:12:30.236 INFO [stderr]   --> src/p15938.rs:74:5
Dec 05 20:12:30.236 INFO [stderr]    |
Dec 05 20:12:30.237 INFO [stderr] 74 |     handle.read_line(&mut line);
Dec 05 20:12:30.237 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:12:30.237 INFO [stderr]    |
Dec 05 20:12:30.237 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 20:12:30.237 INFO [stderr] 
Dec 05 20:12:30.237 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 20:12:30.237 INFO [stderr]   --> src/p15938.rs:80:5
Dec 05 20:12:30.237 INFO [stderr]    |
Dec 05 20:12:30.237 INFO [stderr] 80 |     handle.read_line(&mut line);
Dec 05 20:12:30.237 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:12:30.237 INFO [stderr]    |
Dec 05 20:12:30.237 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 20:12:30.237 INFO [stderr] 
Dec 05 20:12:30.237 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 20:12:30.237 INFO [stderr]   --> src/p15938.rs:84:9
Dec 05 20:12:30.237 INFO [stderr]    |
Dec 05 20:12:30.237 INFO [stderr] 84 |         handle.read_line(&mut line);
Dec 05 20:12:30.237 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:12:30.238 INFO [stderr]    |
Dec 05 20:12:30.238 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 20:12:30.238 INFO [stderr] 
Dec 05 20:12:31.129 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
Dec 05 20:12:31.131 INFO [stderr] su: No module specific data is present
Dec 05 20:12:31.497 INFO running `"docker" "inspect" "acd2184017b0a18339363eeed240c0801f4bfac6d6765797b5af5d2d6b2e530e"`
Dec 05 20:12:31.622 INFO running `"docker" "rm" "-f" "acd2184017b0a18339363eeed240c0801f4bfac6d6765797b5af5d2d6b2e530e"`
Dec 05 20:12:31.778 INFO [stdout] acd2184017b0a18339363eeed240c0801f4bfac6d6765797b5af5d2d6b2e530e
Dec 05 20:12:31.781 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 20:12:31.996 INFO [stdout] 870ecbcb3e8f0f8e3969de566627b51c9de39bb5cfc47c899ebd70c671ad09fd
Dec 05 20:12:31.998 INFO running `"docker" "start" "-a" "870ecbcb3e8f0f8e3969de566627b51c9de39bb5cfc47c899ebd70c671ad09fd"`
Dec 05 20:12:32.582 INFO [stderr] usermod: no changes
Dec 05 20:12:32.624 INFO [stderr]    Compiling BaekJoonOJ v0.1.0 (/source)
Dec 05 20:12:32.964 INFO [stderr] warning: unused imports: `Eq`, `PartialEq`
Dec 05 20:12:32.964 INFO [stderr]  --> src/p15938.rs:4:16
Dec 05 20:12:32.964 INFO [stderr]   |
Dec 05 20:12:32.964 INFO [stderr] 4 | use std::cmp::{Eq, PartialEq};
Dec 05 20:12:32.964 INFO [stderr]   |                ^^  ^^^^^^^^^
Dec 05 20:12:32.964 INFO [stderr]   |
Dec 05 20:12:32.964 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 20:12:32.964 INFO [stderr] 
Dec 05 20:12:32.964 INFO [stderr] warning: unused import: `std::hash::Hash`
Dec 05 20:12:32.964 INFO [stderr]  --> src/p15938.rs:5:5
Dec 05 20:12:32.964 INFO [stderr]   |
Dec 05 20:12:32.964 INFO [stderr] 5 | use std::hash::Hash;
Dec 05 20:12:32.964 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 05 20:12:32.964 INFO [stderr] 
Dec 05 20:12:33.036 INFO [stderr] warning: unused variable: `i`
Dec 05 20:12:33.036 INFO [stderr]   --> src/p15938.rs:39:9
Dec 05 20:12:33.036 INFO [stderr]    |
Dec 05 20:12:33.036 INFO [stderr] 39 |     for i in 0..data.time_limit {
Dec 05 20:12:33.036 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 05 20:12:33.036 INFO [stderr]    |
Dec 05 20:12:33.036 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 20:12:33.036 INFO [stderr] 
Dec 05 20:12:33.052 INFO [stderr] warning: crate `BaekJoonOJ` should have a snake case name such as `baek_joon_oj`
Dec 05 20:12:33.052 INFO [stderr]   |
Dec 05 20:12:33.052 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 05 20:12:33.052 INFO [stderr] 
Dec 05 20:12:33.060 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 20:12:33.060 INFO [stderr]   --> src/p15938.rs:64:5
Dec 05 20:12:33.060 INFO [stderr]    |
Dec 05 20:12:33.060 INFO [stderr] 64 |     handle.read_line(&mut line);
Dec 05 20:12:33.060 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:12:33.060 INFO [stderr]    |
Dec 05 20:12:33.060 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 20:12:33.060 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 20:12:33.060 INFO [stderr] 
Dec 05 20:12:33.060 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 20:12:33.060 INFO [stderr]   --> src/p15938.rs:74:5
Dec 05 20:12:33.060 INFO [stderr]    |
Dec 05 20:12:33.060 INFO [stderr] 74 |     handle.read_line(&mut line);
Dec 05 20:12:33.060 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:12:33.060 INFO [stderr]    |
Dec 05 20:12:33.060 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 20:12:33.060 INFO [stderr] 
Dec 05 20:12:33.060 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 20:12:33.060 INFO [stderr]   --> src/p15938.rs:80:5
Dec 05 20:12:33.060 INFO [stderr]    |
Dec 05 20:12:33.060 INFO [stderr] 80 |     handle.read_line(&mut line);
Dec 05 20:12:33.060 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:12:33.060 INFO [stderr]    |
Dec 05 20:12:33.060 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 20:12:33.060 INFO [stderr] 
Dec 05 20:12:33.060 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 20:12:33.060 INFO [stderr]   --> src/p15938.rs:84:9
Dec 05 20:12:33.060 INFO [stderr]    |
Dec 05 20:12:33.060 INFO [stderr] 84 |         handle.read_line(&mut line);
Dec 05 20:12:33.060 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:12:33.060 INFO [stderr]    |
Dec 05 20:12:33.060 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 20:12:33.060 INFO [stderr] 
Dec 05 20:12:33.382 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
Dec 05 20:12:33.386 INFO [stderr] su: No module specific data is present
Dec 05 20:12:34.236 INFO running `"docker" "inspect" "870ecbcb3e8f0f8e3969de566627b51c9de39bb5cfc47c899ebd70c671ad09fd"`
Dec 05 20:12:34.672 INFO running `"docker" "rm" "-f" "870ecbcb3e8f0f8e3969de566627b51c9de39bb5cfc47c899ebd70c671ad09fd"`
Dec 05 20:12:35.036 INFO [stdout] 870ecbcb3e8f0f8e3969de566627b51c9de39bb5cfc47c899ebd70c671ad09fd
Dec 05 20:12:35.042 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 20:12:35.484 INFO [stdout] 30cf3ea2ddea743beebc79e29cbc5e13e7c7fa52a9abfc97548c20d3cd27823a
Dec 05 20:12:35.490 INFO running `"docker" "start" "-a" "30cf3ea2ddea743beebc79e29cbc5e13e7c7fa52a9abfc97548c20d3cd27823a"`
Dec 05 20:12:37.424 INFO [stderr] usermod: no changes
Dec 05 20:12:37.464 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 05 20:12:37.472 INFO [stderr]      Running /target/debug/deps/BaekJoonOJ-9ab2b5e910967514
Dec 05 20:12:37.473 INFO [stdout] 
Dec 05 20:12:37.473 INFO [stdout] running 0 tests
Dec 05 20:12:37.473 INFO [stdout] 
Dec 05 20:12:37.474 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 20:12:37.474 INFO [stdout] 
Dec 05 20:12:37.491 INFO [stderr] su: No module specific data is present
Dec 05 20:12:37.978 INFO running `"docker" "inspect" "30cf3ea2ddea743beebc79e29cbc5e13e7c7fa52a9abfc97548c20d3cd27823a"`
Dec 05 20:12:38.170 INFO running `"docker" "rm" "-f" "30cf3ea2ddea743beebc79e29cbc5e13e7c7fa52a9abfc97548c20d3cd27823a"`
Dec 05 20:12:38.468 INFO [stdout] 30cf3ea2ddea743beebc79e29cbc5e13e7c7fa52a9abfc97548c20d3cd27823a