Dec 11 12:33:52.050 INFO checking notexactlyawe/rust-hangman against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 12:33:52.051 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-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 11 12:33:52.467 INFO [stdout] 75ebd63d90f7efe85f27b3dbfd82366c4a5e2c2a2e4badf538c3555ab51cd668
Dec 11 12:33:52.470 INFO running `"docker" "start" "-a" "75ebd63d90f7efe85f27b3dbfd82366c4a5e2c2a2e4badf538c3555ab51cd668"`
Dec 11 12:33:53.784 INFO [stderr] usermod: no changes
Dec 11 12:33:53.920 INFO [stderr]     Checking hangman v0.0.1 (/source)
Dec 11 12:33:54.548 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 12:33:54.548 INFO [stderr]   --> src/main.rs:15:5
Dec 11 12:33:54.548 INFO [stderr]    |
Dec 11 12:33:54.548 INFO [stderr] 15 |     f.read_to_string(&mut f_buf);
Dec 11 12:33:54.548 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:33:54.548 INFO [stderr]    |
Dec 11 12:33:54.548 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 12:33:54.548 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 12:33:54.548 INFO [stderr] 
Dec 11 12:33:54.640 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 12:33:54.640 INFO [stderr]   --> src/main.rs:15:5
Dec 11 12:33:54.640 INFO [stderr]    |
Dec 11 12:33:54.640 INFO [stderr] 15 |     f.read_to_string(&mut f_buf);
Dec 11 12:33:54.640 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:33:54.640 INFO [stderr]    |
Dec 11 12:33:54.640 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 12:33:54.640 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 12:33:54.640 INFO [stderr] 
Dec 11 12:33:54.661 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
Dec 11 12:33:54.664 INFO [stderr] su: No module specific data is present
Dec 11 12:33:55.836 INFO running `"docker" "inspect" "75ebd63d90f7efe85f27b3dbfd82366c4a5e2c2a2e4badf538c3555ab51cd668"`
Dec 11 12:33:56.224 INFO running `"docker" "rm" "-f" "75ebd63d90f7efe85f27b3dbfd82366c4a5e2c2a2e4badf538c3555ab51cd668"`
Dec 11 12:33:56.584 INFO [stdout] 75ebd63d90f7efe85f27b3dbfd82366c4a5e2c2a2e4badf538c3555ab51cd668