Nov 01 04:10:11.377 INFO checking hgallagher1993/Calculator against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 04:10:11.377 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-3/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 04:10:11.628 INFO blam! d41bf4a19bb186221fc71cf0a4daea922e337d1905f9a2967a12b54328804bad
Nov 01 04:10:11.629 INFO running `"docker" "start" "-a" "d41bf4a19bb186221fc71cf0a4daea922e337d1905f9a2967a12b54328804bad"`
Nov 01 04:10:12.235 INFO kablam! usermod: no changes
Nov 01 04:10:12.281 INFO kablam! warning: path `/source/src/Calculator.rs` was erroneously implicitly accepted for binary `Calculator`,
Nov 01 04:10:12.281 INFO kablam! please set bin.path in Cargo.toml
Nov 01 04:10:12.283 INFO kablam!     Checking Calculator v0.0.1 (/source)
Nov 01 04:10:12.705 INFO kablam! warning: unnecessary parentheses around `if` condition
Nov 01 04:10:12.705 INFO kablam!   --> src/Calculator.rs:20:9
Nov 01 04:10:12.705 INFO kablam!    |
Nov 01 04:10:12.705 INFO kablam! 20 |       if(flag == false)
Nov 01 04:10:12.705 INFO kablam!    |         ^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 01 04:10:12.705 INFO kablam!    |
Nov 01 04:10:12.705 INFO kablam!    = note: #[warn(unused_parens)] on by default
Nov 01 04:10:12.705 INFO kablam! 
Nov 01 04:10:12.705 INFO kablam! warning: unnecessary parentheses around `if` condition
Nov 01 04:10:12.705 INFO kablam!   --> src/Calculator.rs:32:9
Nov 01 04:10:12.705 INFO kablam!    |
Nov 01 04:10:12.705 INFO kablam! 32 |       if(operator == '=')
Nov 01 04:10:12.705 INFO kablam!    |         ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 01 04:10:12.705 INFO kablam! 
Nov 01 04:10:12.712 INFO kablam! warning: unnecessary parentheses around `if` condition
Nov 01 04:10:12.712 INFO kablam!   --> src/Calculator.rs:20:9
Nov 01 04:10:12.712 INFO kablam!    |
Nov 01 04:10:12.712 INFO kablam! 20 |       if(flag == false)
Nov 01 04:10:12.712 INFO kablam!    |         ^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 01 04:10:12.712 INFO kablam!    |
Nov 01 04:10:12.712 INFO kablam!    = note: #[warn(unused_parens)] on by default
Nov 01 04:10:12.712 INFO kablam! 
Nov 01 04:10:12.712 INFO kablam! warning: unnecessary parentheses around `if` condition
Nov 01 04:10:12.712 INFO kablam!   --> src/Calculator.rs:32:9
Nov 01 04:10:12.712 INFO kablam!    |
Nov 01 04:10:12.712 INFO kablam! 32 |       if(operator == '=')
Nov 01 04:10:12.712 INFO kablam!    |         ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 01 04:10:12.713 INFO kablam! 
Nov 01 04:10:12.784 INFO kablam! warning: variable does not need to be mutable
Nov 01 04:10:12.784 INFO kablam!   --> src/Calculator.rs:73:8
Nov 01 04:10:12.784 INFO kablam!    |
Nov 01 04:10:12.784 INFO kablam! 73 |    let mut operator: char = operator_string.chars()
Nov 01 04:10:12.784 INFO kablam!    |        ----^^^^^^^^
Nov 01 04:10:12.784 INFO kablam!    |        |
Nov 01 04:10:12.785 INFO kablam!    |        help: remove this `mut`
Nov 01 04:10:12.785 INFO kablam!    |
Nov 01 04:10:12.785 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 04:10:12.785 INFO kablam! 
Nov 01 04:10:12.785 INFO kablam! warning: crate `Calculator` should have a snake case name such as `calculator`
Nov 01 04:10:12.785 INFO kablam!   |
Nov 01 04:10:12.785 INFO kablam!   = note: #[warn(non_snake_case)] on by default
Nov 01 04:10:12.785 INFO kablam! 
Nov 01 04:10:12.785 INFO kablam! warning: variable does not need to be mutable
Nov 01 04:10:12.785 INFO kablam!   --> src/Calculator.rs:73:8
Nov 01 04:10:12.785 INFO kablam!    |
Nov 01 04:10:12.785 INFO kablam! 73 |    let mut operator: char = operator_string.chars()
Nov 01 04:10:12.785 INFO kablam!    |        ----^^^^^^^^
Nov 01 04:10:12.785 INFO kablam!    |        |
Nov 01 04:10:12.785 INFO kablam!    |        help: remove this `mut`
Nov 01 04:10:12.785 INFO kablam!    |
Nov 01 04:10:12.785 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 04:10:12.785 INFO kablam! 
Nov 01 04:10:12.788 INFO kablam! warning: crate `Calculator` should have a snake case name such as `calculator`
Nov 01 04:10:12.788 INFO kablam!   |
Nov 01 04:10:12.788 INFO kablam!   = note: #[warn(non_snake_case)] on by default
Nov 01 04:10:12.789 INFO kablam! 
Nov 01 04:10:12.832 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
Nov 01 04:10:12.836 INFO kablam! su: No module specific data is present
Nov 01 04:10:13.277 INFO running `"docker" "rm" "-f" "d41bf4a19bb186221fc71cf0a4daea922e337d1905f9a2967a12b54328804bad"`
Nov 01 04:10:13.366 INFO blam! d41bf4a19bb186221fc71cf0a4daea922e337d1905f9a2967a12b54328804bad