Dec 11 08:07:25.885 INFO checking teaearlgraycold/BrainFuck against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 08:07:25.885 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 08:07:26.332 INFO [stdout] ab557fa68c26ecb090a9ff6551ff9b388ed8beeb1fb18da9cd9db188751aa0e1
Dec 11 08:07:26.334 INFO running `"docker" "start" "-a" "ab557fa68c26ecb090a9ff6551ff9b388ed8beeb1fb18da9cd9db188751aa0e1"`
Dec 11 08:07:27.953 INFO [stderr] usermod: no changes
Dec 11 08:07:28.053 INFO [stderr]     Checking fucker v0.1.0 (/source)
Dec 11 08:07:28.612 INFO [stderr] warning: unused variable: `file_size`
Dec 11 08:07:28.612 INFO [stderr]   --> src/main.rs:23:9
Dec 11 08:07:28.612 INFO [stderr]    |
Dec 11 08:07:28.612 INFO [stderr] 23 |     let file_size = file.read_to_string(&mut buffer)?;
Dec 11 08:07:28.612 INFO [stderr]    |         ^^^^^^^^^ help: consider using `_file_size` instead
Dec 11 08:07:28.612 INFO [stderr]    |
Dec 11 08:07:28.612 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 08:07:28.612 INFO [stderr] 
Dec 11 08:07:28.680 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 08:07:28.680 INFO [stderr]    --> src/fucker.rs:124:21
Dec 11 08:07:28.680 INFO [stderr]     |
Dec 11 08:07:28.680 INFO [stderr] 124 |                     std::io::stdout().flush();
Dec 11 08:07:28.680 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 08:07:28.680 INFO [stderr]     |
Dec 11 08:07:28.680 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 11 08:07:28.680 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 08:07:28.680 INFO [stderr] 
Dec 11 08:07:28.734 INFO [stderr] warning: unused variable: `file_size`
Dec 11 08:07:28.734 INFO [stderr]   --> src/main.rs:23:9
Dec 11 08:07:28.734 INFO [stderr]    |
Dec 11 08:07:28.734 INFO [stderr] 23 |     let file_size = file.read_to_string(&mut buffer)?;
Dec 11 08:07:28.734 INFO [stderr]    |         ^^^^^^^^^ help: consider using `_file_size` instead
Dec 11 08:07:28.734 INFO [stderr]    |
Dec 11 08:07:28.734 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 08:07:28.734 INFO [stderr] 
Dec 11 08:07:28.816 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 08:07:28.816 INFO [stderr]    --> src/fucker.rs:124:21
Dec 11 08:07:28.816 INFO [stderr]     |
Dec 11 08:07:28.816 INFO [stderr] 124 |                     std::io::stdout().flush();
Dec 11 08:07:28.816 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 08:07:28.816 INFO [stderr]     |
Dec 11 08:07:28.816 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 11 08:07:28.816 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 08:07:28.816 INFO [stderr] 
Dec 11 08:07:28.871 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
Dec 11 08:07:28.874 INFO [stderr] su: No module specific data is present
Dec 11 08:07:29.912 INFO running `"docker" "inspect" "ab557fa68c26ecb090a9ff6551ff9b388ed8beeb1fb18da9cd9db188751aa0e1"`
Dec 11 08:07:30.256 INFO running `"docker" "rm" "-f" "ab557fa68c26ecb090a9ff6551ff9b388ed8beeb1fb18da9cd9db188751aa0e1"`
Dec 11 08:07:30.580 INFO [stdout] ab557fa68c26ecb090a9ff6551ff9b388ed8beeb1fb18da9cd9db188751aa0e1