Nov 30 05:59:23.921 INFO checking boyter/rcc against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 05:59:23.921 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-2/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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"`
Nov 30 05:59:24.430 INFO [stdout] 5c0197b3a94c90c0c8372c2c6f2fa544f006f795f6ca514f2a94cdce8ff96995
Nov 30 05:59:24.432 INFO running `"docker" "start" "-a" "5c0197b3a94c90c0c8372c2c6f2fa544f006f795f6ca514f2a94cdce8ff96995"`
Nov 30 05:59:25.601 INFO [stderr] usermod: no changes
Nov 30 05:59:25.658 INFO [stderr]     Checking rcc v0.1.0 (/source)
Nov 30 05:59:26.072 INFO [stderr] warning: variable `bytes_count` is assigned to, but never used
Nov 30 05:59:26.072 INFO [stderr]   --> src/main.rs:45:13
Nov 30 05:59:26.072 INFO [stderr]    |
Nov 30 05:59:26.072 INFO [stderr] 45 |     let mut bytes_count: u32;
Nov 30 05:59:26.072 INFO [stderr]    |             ^^^^^^^^^^^
Nov 30 05:59:26.072 INFO [stderr]    |
Nov 30 05:59:26.072 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 05:59:26.072 INFO [stderr]    = note: consider using `_bytes_count` instead
Nov 30 05:59:26.072 INFO [stderr] 
Nov 30 05:59:26.072 INFO [stderr] warning: value assigned to `bytes_count` is never read
Nov 30 05:59:26.072 INFO [stderr]   --> src/main.rs:47:5
Nov 30 05:59:26.072 INFO [stderr]    |
Nov 30 05:59:26.072 INFO [stderr] 47 |     bytes_count = 0;
Nov 30 05:59:26.073 INFO [stderr]    |     ^^^^^^^^^^^
Nov 30 05:59:26.073 INFO [stderr]    |
Nov 30 05:59:26.073 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 30 05:59:26.073 INFO [stderr] 
Nov 30 05:59:26.084 INFO [stderr] warning: variable does not need to be mutable
Nov 30 05:59:26.085 INFO [stderr]   --> src/main.rs:45:9
Nov 30 05:59:26.085 INFO [stderr]    |
Nov 30 05:59:26.085 INFO [stderr] 45 |     let mut bytes_count: u32;
Nov 30 05:59:26.085 INFO [stderr]    |         ----^^^^^^^^^^^
Nov 30 05:59:26.085 INFO [stderr]    |         |
Nov 30 05:59:26.085 INFO [stderr]    |         help: remove this `mut`
Nov 30 05:59:26.085 INFO [stderr]    |
Nov 30 05:59:26.085 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 05:59:26.085 INFO [stderr] 
Nov 30 05:59:26.085 INFO [stderr] warning: field is never used: `code`
Nov 30 05:59:26.085 INFO [stderr]   --> src/main.rs:67:5
Nov 30 05:59:26.085 INFO [stderr]    |
Nov 30 05:59:26.085 INFO [stderr] 67 |     code: u32,
Nov 30 05:59:26.085 INFO [stderr]    |     ^^^^^^^^^
Nov 30 05:59:26.085 INFO [stderr]    |
Nov 30 05:59:26.085 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 05:59:26.085 INFO [stderr] 
Nov 30 05:59:26.085 INFO [stderr] warning: field is never used: `comment`
Nov 30 05:59:26.085 INFO [stderr]   --> src/main.rs:68:5
Nov 30 05:59:26.085 INFO [stderr]    |
Nov 30 05:59:26.085 INFO [stderr] 68 |     comment: u32,
Nov 30 05:59:26.085 INFO [stderr]    |     ^^^^^^^^^^^^
Nov 30 05:59:26.085 INFO [stderr] 
Nov 30 05:59:26.085 INFO [stderr] warning: field is never used: `blank`
Nov 30 05:59:26.085 INFO [stderr]   --> src/main.rs:69:5
Nov 30 05:59:26.085 INFO [stderr]    |
Nov 30 05:59:26.085 INFO [stderr] 69 |     blank: u32,
Nov 30 05:59:26.085 INFO [stderr]    |     ^^^^^^^^^^
Nov 30 05:59:26.085 INFO [stderr] 
Nov 30 05:59:26.091 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:59:26.091 INFO [stderr]   --> src/main.rs:16:9
Nov 30 05:59:26.091 INFO [stderr]    |
Nov 30 05:59:26.091 INFO [stderr] 16 |         process_file(&mut file_job);
Nov 30 05:59:26.091 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:59:26.091 INFO [stderr]    |
Nov 30 05:59:26.092 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 05:59:26.092 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:59:26.092 INFO [stderr] 
Nov 30 05:59:26.140 INFO [stderr] warning: variable `bytes_count` is assigned to, but never used
Nov 30 05:59:26.140 INFO [stderr]   --> src/main.rs:45:13
Nov 30 05:59:26.140 INFO [stderr]    |
Nov 30 05:59:26.140 INFO [stderr] 45 |     let mut bytes_count: u32;
Nov 30 05:59:26.140 INFO [stderr]    |             ^^^^^^^^^^^
Nov 30 05:59:26.140 INFO [stderr]    |
Nov 30 05:59:26.140 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 05:59:26.140 INFO [stderr]    = note: consider using `_bytes_count` instead
Nov 30 05:59:26.140 INFO [stderr] 
Nov 30 05:59:26.140 INFO [stderr] warning: value assigned to `bytes_count` is never read
Nov 30 05:59:26.140 INFO [stderr]   --> src/main.rs:47:5
Nov 30 05:59:26.140 INFO [stderr]    |
Nov 30 05:59:26.140 INFO [stderr] 47 |     bytes_count = 0;
Nov 30 05:59:26.140 INFO [stderr]    |     ^^^^^^^^^^^
Nov 30 05:59:26.140 INFO [stderr]    |
Nov 30 05:59:26.140 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 30 05:59:26.140 INFO [stderr] 
Nov 30 05:59:26.149 INFO [stderr] warning: variable does not need to be mutable
Nov 30 05:59:26.149 INFO [stderr]   --> src/main.rs:45:9
Nov 30 05:59:26.149 INFO [stderr]    |
Nov 30 05:59:26.149 INFO [stderr] 45 |     let mut bytes_count: u32;
Nov 30 05:59:26.149 INFO [stderr]    |         ----^^^^^^^^^^^
Nov 30 05:59:26.149 INFO [stderr]    |         |
Nov 30 05:59:26.149 INFO [stderr]    |         help: remove this `mut`
Nov 30 05:59:26.149 INFO [stderr]    |
Nov 30 05:59:26.149 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 05:59:26.149 INFO [stderr] 
Nov 30 05:59:26.149 INFO [stderr] warning: field is never used: `code`
Nov 30 05:59:26.149 INFO [stderr]   --> src/main.rs:67:5
Nov 30 05:59:26.149 INFO [stderr]    |
Nov 30 05:59:26.149 INFO [stderr] 67 |     code: u32,
Nov 30 05:59:26.149 INFO [stderr]    |     ^^^^^^^^^
Nov 30 05:59:26.149 INFO [stderr]    |
Nov 30 05:59:26.149 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 05:59:26.149 INFO [stderr] 
Nov 30 05:59:26.149 INFO [stderr] warning: field is never used: `comment`
Nov 30 05:59:26.149 INFO [stderr]   --> src/main.rs:68:5
Nov 30 05:59:26.149 INFO [stderr]    |
Nov 30 05:59:26.149 INFO [stderr] 68 |     comment: u32,
Nov 30 05:59:26.149 INFO [stderr]    |     ^^^^^^^^^^^^
Nov 30 05:59:26.149 INFO [stderr] 
Nov 30 05:59:26.149 INFO [stderr] warning: field is never used: `blank`
Nov 30 05:59:26.149 INFO [stderr]   --> src/main.rs:69:5
Nov 30 05:59:26.149 INFO [stderr]    |
Nov 30 05:59:26.149 INFO [stderr] 69 |     blank: u32,
Nov 30 05:59:26.149 INFO [stderr]    |     ^^^^^^^^^^
Nov 30 05:59:26.150 INFO [stderr] 
Nov 30 05:59:26.159 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:59:26.159 INFO [stderr]   --> src/main.rs:16:9
Nov 30 05:59:26.159 INFO [stderr]    |
Nov 30 05:59:26.159 INFO [stderr] 16 |         process_file(&mut file_job);
Nov 30 05:59:26.159 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:59:26.159 INFO [stderr]    |
Nov 30 05:59:26.159 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 05:59:26.159 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:59:26.159 INFO [stderr] 
Nov 30 05:59:26.170 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
Nov 30 05:59:26.175 INFO [stderr] su: No module specific data is present
Nov 30 05:59:26.645 INFO running `"docker" "inspect" "5c0197b3a94c90c0c8372c2c6f2fa544f006f795f6ca514f2a94cdce8ff96995"`
Nov 30 05:59:27.030 INFO running `"docker" "rm" "-f" "5c0197b3a94c90c0c8372c2c6f2fa544f006f795f6ca514f2a94cdce8ff96995"`
Nov 30 05:59:27.303 INFO [stdout] 5c0197b3a94c90c0c8372c2c6f2fa544f006f795f6ca514f2a94cdce8ff96995