Nov 01 10:48:34.271 INFO checking NotLeet/rust-file-manipulation against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 10:48:34.273 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-4/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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 01 10:48:34.638 INFO blam! 3589fc5a3e14e798edf2c0686b8f6791c5bf8acd63070fcd90a4d4ea35f8fad5
Nov 01 10:48:34.639 INFO running `"docker" "start" "-a" "3589fc5a3e14e798edf2c0686b8f6791c5bf8acd63070fcd90a4d4ea35f8fad5"`
Nov 01 10:48:36.277 INFO kablam! usermod: no changes
Nov 01 10:48:36.372 INFO kablam!     Checking read_file v0.1.0 (/source)
Nov 01 10:48:37.132 INFO kablam! warning: unused variable: `expr`
Nov 01 10:48:37.132 INFO kablam!   --> src/main.rs:20:12
Nov 01 10:48:37.132 INFO kablam!    |
Nov 01 10:48:37.132 INFO kablam! 20 |         Ok(expr) => {
Nov 01 10:48:37.132 INFO kablam!    |            ^^^^ help: consider using `_expr` instead
Nov 01 10:48:37.132 INFO kablam!    |
Nov 01 10:48:37.132 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 10:48:37.132 INFO kablam! 
Nov 01 10:48:37.132 INFO kablam! warning: unused variable: `err`
Nov 01 10:48:37.132 INFO kablam!   --> src/main.rs:26:13
Nov 01 10:48:37.132 INFO kablam!    |
Nov 01 10:48:37.132 INFO kablam! 26 |         Err(err) => {
Nov 01 10:48:37.132 INFO kablam!    |             ^^^ help: consider using `_err` instead
Nov 01 10:48:37.132 INFO kablam! 
Nov 01 10:48:37.132 INFO kablam! warning: unused variable: `file_path`
Nov 01 10:48:37.132 INFO kablam!   --> src/main.rs:81:20
Nov 01 10:48:37.132 INFO kablam!    |
Nov 01 10:48:37.132 INFO kablam! 81 | fn get_file_number(file_path: &PathBuf) -> i32 {
Nov 01 10:48:37.132 INFO kablam!    |                    ^^^^^^^^^ help: consider using `_file_path` instead
Nov 01 10:48:37.132 INFO kablam! 
Nov 01 10:48:37.160 INFO kablam! warning: function is never used: `get_file_number`
Nov 01 10:48:37.160 INFO kablam!   --> src/main.rs:81:1
Nov 01 10:48:37.160 INFO kablam!    |
Nov 01 10:48:37.160 INFO kablam! 81 | fn get_file_number(file_path: &PathBuf) -> i32 {
Nov 01 10:48:37.160 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 10:48:37.160 INFO kablam!    |
Nov 01 10:48:37.160 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 01 10:48:37.160 INFO kablam! 
Nov 01 10:48:37.284 INFO kablam! warning: unused variable: `expr`
Nov 01 10:48:37.284 INFO kablam!   --> src/main.rs:20:12
Nov 01 10:48:37.284 INFO kablam!    |
Nov 01 10:48:37.284 INFO kablam! 20 |         Ok(expr) => {
Nov 01 10:48:37.284 INFO kablam!    |            ^^^^ help: consider using `_expr` instead
Nov 01 10:48:37.284 INFO kablam!    |
Nov 01 10:48:37.284 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 10:48:37.284 INFO kablam! 
Nov 01 10:48:37.284 INFO kablam! warning: unused variable: `err`
Nov 01 10:48:37.284 INFO kablam!   --> src/main.rs:26:13
Nov 01 10:48:37.284 INFO kablam!    |
Nov 01 10:48:37.284 INFO kablam! 26 |         Err(err) => {
Nov 01 10:48:37.284 INFO kablam!    |             ^^^ help: consider using `_err` instead
Nov 01 10:48:37.284 INFO kablam! 
Nov 01 10:48:37.284 INFO kablam! warning: unused variable: `file_path`
Nov 01 10:48:37.284 INFO kablam!   --> src/main.rs:81:20
Nov 01 10:48:37.284 INFO kablam!    |
Nov 01 10:48:37.284 INFO kablam! 81 | fn get_file_number(file_path: &PathBuf) -> i32 {
Nov 01 10:48:37.284 INFO kablam!    |                    ^^^^^^^^^ help: consider using `_file_path` instead
Nov 01 10:48:37.284 INFO kablam! 
Nov 01 10:48:37.309 INFO kablam! warning: function is never used: `get_file_number`
Nov 01 10:48:37.309 INFO kablam!   --> src/main.rs:81:1
Nov 01 10:48:37.309 INFO kablam!    |
Nov 01 10:48:37.310 INFO kablam! 81 | fn get_file_number(file_path: &PathBuf) -> i32 {
Nov 01 10:48:37.310 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 10:48:37.310 INFO kablam!    |
Nov 01 10:48:37.311 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 01 10:48:37.311 INFO kablam! 
Nov 01 10:48:37.368 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
Nov 01 10:48:37.373 INFO kablam! su: No module specific data is present
Nov 01 10:48:38.156 INFO running `"docker" "rm" "-f" "3589fc5a3e14e798edf2c0686b8f6791c5bf8acd63070fcd90a4d4ea35f8fad5"`
Nov 01 10:48:38.461 INFO blam! 3589fc5a3e14e798edf2c0686b8f6791c5bf8acd63070fcd90a4d4ea35f8fad5