Dec 04 21:35:25.290 INFO checking boyter/rcc against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 21:35:25.290 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 04 21:35:25.733 INFO [stdout] 1e7bfefe4edc5b293c921470909181b9dfe75a28bc6d5380912081eaa1e47737
Dec 04 21:35:25.739 INFO running `"docker" "start" "-a" "1e7bfefe4edc5b293c921470909181b9dfe75a28bc6d5380912081eaa1e47737"`
Dec 04 21:35:27.443 INFO [stderr] usermod: no changes
Dec 04 21:35:27.539 INFO [stderr]     Checking rcc v0.1.0 (/source)
Dec 04 21:35:28.147 INFO [stderr] warning: variable `bytes_count` is assigned to, but never used
Dec 04 21:35:28.147 INFO [stderr]   --> src/main.rs:45:13
Dec 04 21:35:28.147 INFO [stderr]    |
Dec 04 21:35:28.147 INFO [stderr] 45 |     let mut bytes_count: u32;
Dec 04 21:35:28.147 INFO [stderr]    |             ^^^^^^^^^^^
Dec 04 21:35:28.147 INFO [stderr]    |
Dec 04 21:35:28.147 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 21:35:28.147 INFO [stderr]    = note: consider using `_bytes_count` instead
Dec 04 21:35:28.147 INFO [stderr] 
Dec 04 21:35:28.147 INFO [stderr] warning: value assigned to `bytes_count` is never read
Dec 04 21:35:28.147 INFO [stderr]   --> src/main.rs:47:5
Dec 04 21:35:28.147 INFO [stderr]    |
Dec 04 21:35:28.147 INFO [stderr] 47 |     bytes_count = 0;
Dec 04 21:35:28.147 INFO [stderr]    |     ^^^^^^^^^^^
Dec 04 21:35:28.147 INFO [stderr]    |
Dec 04 21:35:28.147 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 04 21:35:28.147 INFO [stderr] 
Dec 04 21:35:28.159 INFO [stderr] warning: variable does not need to be mutable
Dec 04 21:35:28.159 INFO [stderr]   --> src/main.rs:45:9
Dec 04 21:35:28.159 INFO [stderr]    |
Dec 04 21:35:28.159 INFO [stderr] 45 |     let mut bytes_count: u32;
Dec 04 21:35:28.159 INFO [stderr]    |         ----^^^^^^^^^^^
Dec 04 21:35:28.159 INFO [stderr]    |         |
Dec 04 21:35:28.159 INFO [stderr]    |         help: remove this `mut`
Dec 04 21:35:28.159 INFO [stderr]    |
Dec 04 21:35:28.159 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 21:35:28.159 INFO [stderr] 
Dec 04 21:35:28.159 INFO [stderr] warning: field is never used: `code`
Dec 04 21:35:28.159 INFO [stderr]   --> src/main.rs:67:5
Dec 04 21:35:28.159 INFO [stderr]    |
Dec 04 21:35:28.159 INFO [stderr] 67 |     code: u32,
Dec 04 21:35:28.159 INFO [stderr]    |     ^^^^^^^^^
Dec 04 21:35:28.159 INFO [stderr]    |
Dec 04 21:35:28.159 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 21:35:28.159 INFO [stderr] 
Dec 04 21:35:28.159 INFO [stderr] warning: field is never used: `comment`
Dec 04 21:35:28.159 INFO [stderr]   --> src/main.rs:68:5
Dec 04 21:35:28.159 INFO [stderr]    |
Dec 04 21:35:28.159 INFO [stderr] 68 |     comment: u32,
Dec 04 21:35:28.159 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 04 21:35:28.159 INFO [stderr] 
Dec 04 21:35:28.159 INFO [stderr] warning: field is never used: `blank`
Dec 04 21:35:28.159 INFO [stderr]   --> src/main.rs:69:5
Dec 04 21:35:28.159 INFO [stderr]    |
Dec 04 21:35:28.159 INFO [stderr] 69 |     blank: u32,
Dec 04 21:35:28.159 INFO [stderr]    |     ^^^^^^^^^^
Dec 04 21:35:28.159 INFO [stderr] 
Dec 04 21:35:28.167 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 21:35:28.167 INFO [stderr]   --> src/main.rs:16:9
Dec 04 21:35:28.167 INFO [stderr]    |
Dec 04 21:35:28.167 INFO [stderr] 16 |         process_file(&mut file_job);
Dec 04 21:35:28.167 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 21:35:28.167 INFO [stderr]    |
Dec 04 21:35:28.167 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 21:35:28.167 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 21:35:28.167 INFO [stderr] 
Dec 04 21:35:28.183 INFO [stderr] warning: variable `bytes_count` is assigned to, but never used
Dec 04 21:35:28.183 INFO [stderr]   --> src/main.rs:45:13
Dec 04 21:35:28.183 INFO [stderr]    |
Dec 04 21:35:28.183 INFO [stderr] 45 |     let mut bytes_count: u32;
Dec 04 21:35:28.183 INFO [stderr]    |             ^^^^^^^^^^^
Dec 04 21:35:28.183 INFO [stderr]    |
Dec 04 21:35:28.183 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 21:35:28.183 INFO [stderr]    = note: consider using `_bytes_count` instead
Dec 04 21:35:28.183 INFO [stderr] 
Dec 04 21:35:28.183 INFO [stderr] warning: value assigned to `bytes_count` is never read
Dec 04 21:35:28.183 INFO [stderr]   --> src/main.rs:47:5
Dec 04 21:35:28.183 INFO [stderr]    |
Dec 04 21:35:28.183 INFO [stderr] 47 |     bytes_count = 0;
Dec 04 21:35:28.183 INFO [stderr]    |     ^^^^^^^^^^^
Dec 04 21:35:28.183 INFO [stderr]    |
Dec 04 21:35:28.183 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 04 21:35:28.183 INFO [stderr] 
Dec 04 21:35:28.186 INFO [stderr] warning: variable does not need to be mutable
Dec 04 21:35:28.186 INFO [stderr]   --> src/main.rs:45:9
Dec 04 21:35:28.186 INFO [stderr]    |
Dec 04 21:35:28.186 INFO [stderr] 45 |     let mut bytes_count: u32;
Dec 04 21:35:28.186 INFO [stderr]    |         ----^^^^^^^^^^^
Dec 04 21:35:28.186 INFO [stderr]    |         |
Dec 04 21:35:28.186 INFO [stderr]    |         help: remove this `mut`
Dec 04 21:35:28.186 INFO [stderr]    |
Dec 04 21:35:28.186 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 21:35:28.186 INFO [stderr] 
Dec 04 21:35:28.186 INFO [stderr] warning: field is never used: `code`
Dec 04 21:35:28.186 INFO [stderr]   --> src/main.rs:67:5
Dec 04 21:35:28.186 INFO [stderr]    |
Dec 04 21:35:28.186 INFO [stderr] 67 |     code: u32,
Dec 04 21:35:28.186 INFO [stderr]    |     ^^^^^^^^^
Dec 04 21:35:28.186 INFO [stderr]    |
Dec 04 21:35:28.186 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 21:35:28.186 INFO [stderr] 
Dec 04 21:35:28.186 INFO [stderr] warning: field is never used: `comment`
Dec 04 21:35:28.186 INFO [stderr]   --> src/main.rs:68:5
Dec 04 21:35:28.186 INFO [stderr]    |
Dec 04 21:35:28.186 INFO [stderr] 68 |     comment: u32,
Dec 04 21:35:28.186 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 04 21:35:28.186 INFO [stderr] 
Dec 04 21:35:28.186 INFO [stderr] warning: field is never used: `blank`
Dec 04 21:35:28.186 INFO [stderr]   --> src/main.rs:69:5
Dec 04 21:35:28.186 INFO [stderr]    |
Dec 04 21:35:28.186 INFO [stderr] 69 |     blank: u32,
Dec 04 21:35:28.186 INFO [stderr]    |     ^^^^^^^^^^
Dec 04 21:35:28.186 INFO [stderr] 
Dec 04 21:35:28.195 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 21:35:28.195 INFO [stderr]   --> src/main.rs:16:9
Dec 04 21:35:28.195 INFO [stderr]    |
Dec 04 21:35:28.195 INFO [stderr] 16 |         process_file(&mut file_job);
Dec 04 21:35:28.195 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 21:35:28.195 INFO [stderr]    |
Dec 04 21:35:28.195 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 21:35:28.195 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 21:35:28.195 INFO [stderr] 
Dec 04 21:35:28.230 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
Dec 04 21:35:28.233 INFO [stderr] su: No module specific data is present
Dec 04 21:35:29.039 INFO running `"docker" "inspect" "1e7bfefe4edc5b293c921470909181b9dfe75a28bc6d5380912081eaa1e47737"`
Dec 04 21:35:29.189 INFO running `"docker" "rm" "-f" "1e7bfefe4edc5b293c921470909181b9dfe75a28bc6d5380912081eaa1e47737"`
Dec 04 21:35:29.467 INFO [stdout] 1e7bfefe4edc5b293c921470909181b9dfe75a28bc6d5380912081eaa1e47737