Dec 18 05:12:12.490 INFO checking TheSatoshiChiba/Reverse-Word-Pairs against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 05:12:12.490 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/TheSatoshiChiba/Reverse-Word-Pairs:/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 18 05:12:12.964 INFO [stdout] 85b60a8b3c231d2c74053a4fcf5928153816eb7a8338b5dbfdcd6c70737c53d8
Dec 18 05:12:12.970 INFO running `"docker" "start" "-a" "85b60a8b3c231d2c74053a4fcf5928153816eb7a8338b5dbfdcd6c70737c53d8"`
Dec 18 05:12:15.128 INFO [stderr]     Checking rust_attempts v0.1.0 (/opt/crater/workdir/rust_attempts)
Dec 18 05:12:15.608 INFO [stderr]     Checking reverse_word_pairs v0.1.0 (/opt/crater/workdir)
Dec 18 05:12:15.940 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 05:12:15.940 INFO [stderr]  --> src/main.rs:6:5
Dec 18 05:12:15.940 INFO [stderr]   |
Dec 18 05:12:15.940 INFO [stderr] 6 |     run( "hash_map_1", 100, "data/TheReverseWordTest.txt", &rust_attempts::attempt1::run );
Dec 18 05:12:15.940 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:12:15.940 INFO [stderr]   |
Dec 18 05:12:15.940 INFO [stderr]   = note: #[warn(unused_must_use)] on by default
Dec 18 05:12:15.940 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 05:12:15.940 INFO [stderr] 
Dec 18 05:12:15.940 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 05:12:15.940 INFO [stderr]  --> src/main.rs:7:5
Dec 18 05:12:15.940 INFO [stderr]   |
Dec 18 05:12:15.940 INFO [stderr] 7 |     run( "hash_map_2", 100, "data/TheReverseWordTest.txt", &rust_attempts::attempt2::run );
Dec 18 05:12:15.940 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:12:15.940 INFO [stderr]   |
Dec 18 05:12:15.940 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 05:12:15.940 INFO [stderr] 
Dec 18 05:12:16.072 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 05:12:16.072 INFO [stderr]  --> src/main.rs:6:5
Dec 18 05:12:16.072 INFO [stderr]   |
Dec 18 05:12:16.072 INFO [stderr] 6 |     run( "hash_map_1", 100, "data/TheReverseWordTest.txt", &rust_attempts::attempt1::run );
Dec 18 05:12:16.072 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:12:16.072 INFO [stderr]   |
Dec 18 05:12:16.072 INFO [stderr]   = note: #[warn(unused_must_use)] on by default
Dec 18 05:12:16.072 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 05:12:16.072 INFO [stderr] 
Dec 18 05:12:16.072 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 05:12:16.072 INFO [stderr]  --> src/main.rs:7:5
Dec 18 05:12:16.072 INFO [stderr]   |
Dec 18 05:12:16.072 INFO [stderr] 7 |     run( "hash_map_2", 100, "data/TheReverseWordTest.txt", &rust_attempts::attempt2::run );
Dec 18 05:12:16.072 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:12:16.072 INFO [stderr]   |
Dec 18 05:12:16.072 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 05:12:16.072 INFO [stderr] 
Dec 18 05:12:16.124 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
Dec 18 05:12:16.874 INFO running `"docker" "inspect" "85b60a8b3c231d2c74053a4fcf5928153816eb7a8338b5dbfdcd6c70737c53d8"`
Dec 18 05:12:17.234 INFO running `"docker" "rm" "-f" "85b60a8b3c231d2c74053a4fcf5928153816eb7a8338b5dbfdcd6c70737c53d8"`
Dec 18 05:12:17.624 INFO [stdout] 85b60a8b3c231d2c74053a4fcf5928153816eb7a8338b5dbfdcd6c70737c53d8