Dec 18 05:12:11.729 INFO checking TheSatoshiChiba/Reverse-Word-Pairs against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 05:12:11.729 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 05:12:12.189 INFO [stdout] c36019265c3f9180275be76329be532df161f6099a4728ffc1e51883f14a2835
Dec 18 05:12:12.200 INFO running `"docker" "start" "-a" "c36019265c3f9180275be76329be532df161f6099a4728ffc1e51883f14a2835"`
Dec 18 05:12:13.732 INFO [stderr]     Checking rust_attempts v0.1.0 (/opt/crater/workdir/rust_attempts)
Dec 18 05:12:14.127 INFO [stderr]     Checking reverse_word_pairs v0.1.0 (/opt/crater/workdir)
Dec 18 05:12:14.612 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 05:12:14.612 INFO [stderr]  --> src/main.rs:6:5
Dec 18 05:12:14.612 INFO [stderr]   |
Dec 18 05:12:14.612 INFO [stderr] 6 |     run( "hash_map_1", 100, "data/TheReverseWordTest.txt", &rust_attempts::attempt1::run );
Dec 18 05:12:14.612 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:12:14.612 INFO [stderr]   |
Dec 18 05:12:14.612 INFO [stderr]   = note: #[warn(unused_must_use)] on by default
Dec 18 05:12:14.612 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 05:12:14.612 INFO [stderr] 
Dec 18 05:12:14.613 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 05:12:14.613 INFO [stderr]  --> src/main.rs:7:5
Dec 18 05:12:14.613 INFO [stderr]   |
Dec 18 05:12:14.613 INFO [stderr] 7 |     run( "hash_map_2", 100, "data/TheReverseWordTest.txt", &rust_attempts::attempt2::run );
Dec 18 05:12:14.613 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:12:14.613 INFO [stderr]   |
Dec 18 05:12:14.613 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 05:12:14.613 INFO [stderr] 
Dec 18 05:12:14.628 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 05:12:14.628 INFO [stderr]  --> src/main.rs:6:5
Dec 18 05:12:14.628 INFO [stderr]   |
Dec 18 05:12:14.628 INFO [stderr] 6 |     run( "hash_map_1", 100, "data/TheReverseWordTest.txt", &rust_attempts::attempt1::run );
Dec 18 05:12:14.628 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:12:14.628 INFO [stderr]   |
Dec 18 05:12:14.628 INFO [stderr]   = note: #[warn(unused_must_use)] on by default
Dec 18 05:12:14.628 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 05:12:14.628 INFO [stderr] 
Dec 18 05:12:14.628 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 05:12:14.628 INFO [stderr]  --> src/main.rs:7:5
Dec 18 05:12:14.628 INFO [stderr]   |
Dec 18 05:12:14.628 INFO [stderr] 7 |     run( "hash_map_2", 100, "data/TheReverseWordTest.txt", &rust_attempts::attempt2::run );
Dec 18 05:12:14.628 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:12:14.628 INFO [stderr]   |
Dec 18 05:12:14.628 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 05:12:14.628 INFO [stderr] 
Dec 18 05:12:14.664 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
Dec 18 05:12:15.696 INFO running `"docker" "inspect" "c36019265c3f9180275be76329be532df161f6099a4728ffc1e51883f14a2835"`
Dec 18 05:12:16.038 INFO running `"docker" "rm" "-f" "c36019265c3f9180275be76329be532df161f6099a4728ffc1e51883f14a2835"`
Dec 18 05:12:16.427 INFO [stdout] c36019265c3f9180275be76329be532df161f6099a4728ffc1e51883f14a2835