Nov 28 04:24:26.043 INFO checking hgallagher1993/Calculator against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 04:24:26.043 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-1/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 28 04:24:26.364 INFO [stdout] a5e92573a8325ed0853a852efe01d547bdb9261c082b294a91c4b010dc52ba1e
Nov 28 04:24:26.370 INFO running `"docker" "start" "-a" "a5e92573a8325ed0853a852efe01d547bdb9261c082b294a91c4b010dc52ba1e"`
Nov 28 04:24:27.044 INFO [stderr] usermod: no changes
Nov 28 04:24:27.113 INFO [stderr] warning: path `/source/src/Calculator.rs` was erroneously implicitly accepted for binary `Calculator`,
Nov 28 04:24:27.113 INFO [stderr] please set bin.path in Cargo.toml
Nov 28 04:24:27.115 INFO [stderr]     Checking Calculator v0.0.1 (/source)
Nov 28 04:24:27.432 INFO [stderr] warning: unnecessary parentheses around `if` condition
Nov 28 04:24:27.432 INFO [stderr]   --> src/Calculator.rs:20:9
Nov 28 04:24:27.432 INFO [stderr]    |
Nov 28 04:24:27.432 INFO [stderr] 20 |       if(flag == false)
Nov 28 04:24:27.432 INFO [stderr]    |         ^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 28 04:24:27.432 INFO [stderr]    |
Nov 28 04:24:27.432 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 28 04:24:27.432 INFO [stderr] 
Nov 28 04:24:27.432 INFO [stderr] warning: unnecessary parentheses around `if` condition
Nov 28 04:24:27.432 INFO [stderr]   --> src/Calculator.rs:32:9
Nov 28 04:24:27.432 INFO [stderr]    |
Nov 28 04:24:27.432 INFO [stderr] 32 |       if(operator == '=')
Nov 28 04:24:27.432 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 28 04:24:27.432 INFO [stderr] 
Nov 28 04:24:27.464 INFO [stderr] warning: variable does not need to be mutable
Nov 28 04:24:27.464 INFO [stderr]   --> src/Calculator.rs:73:8
Nov 28 04:24:27.464 INFO [stderr]    |
Nov 28 04:24:27.464 INFO [stderr] 73 |    let mut operator: char = operator_string.chars()
Nov 28 04:24:27.464 INFO [stderr]    |        ----^^^^^^^^
Nov 28 04:24:27.464 INFO [stderr]    |        |
Nov 28 04:24:27.464 INFO [stderr]    |        help: remove this `mut`
Nov 28 04:24:27.464 INFO [stderr]    |
Nov 28 04:24:27.464 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 04:24:27.464 INFO [stderr] 
Nov 28 04:24:27.464 INFO [stderr] warning: crate `Calculator` should have a snake case name such as `calculator`
Nov 28 04:24:27.464 INFO [stderr]   |
Nov 28 04:24:27.464 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Nov 28 04:24:27.464 INFO [stderr] 
Nov 28 04:24:27.472 INFO [stderr] warning: unnecessary parentheses around `if` condition
Nov 28 04:24:27.472 INFO [stderr]   --> src/Calculator.rs:20:9
Nov 28 04:24:27.472 INFO [stderr]    |
Nov 28 04:24:27.472 INFO [stderr] 20 |       if(flag == false)
Nov 28 04:24:27.472 INFO [stderr]    |         ^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 28 04:24:27.472 INFO [stderr]    |
Nov 28 04:24:27.472 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 28 04:24:27.472 INFO [stderr] 
Nov 28 04:24:27.476 INFO [stderr] warning: unnecessary parentheses around `if` condition
Nov 28 04:24:27.476 INFO [stderr]   --> src/Calculator.rs:32:9
Nov 28 04:24:27.476 INFO [stderr]    |
Nov 28 04:24:27.476 INFO [stderr] 32 |       if(operator == '=')
Nov 28 04:24:27.476 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 28 04:24:27.476 INFO [stderr] 
Nov 28 04:24:27.512 INFO [stderr] warning: variable does not need to be mutable
Nov 28 04:24:27.512 INFO [stderr]   --> src/Calculator.rs:73:8
Nov 28 04:24:27.512 INFO [stderr]    |
Nov 28 04:24:27.512 INFO [stderr] 73 |    let mut operator: char = operator_string.chars()
Nov 28 04:24:27.512 INFO [stderr]    |        ----^^^^^^^^
Nov 28 04:24:27.512 INFO [stderr]    |        |
Nov 28 04:24:27.512 INFO [stderr]    |        help: remove this `mut`
Nov 28 04:24:27.512 INFO [stderr]    |
Nov 28 04:24:27.512 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 04:24:27.512 INFO [stderr] 
Nov 28 04:24:27.512 INFO [stderr] warning: crate `Calculator` should have a snake case name such as `calculator`
Nov 28 04:24:27.512 INFO [stderr]   |
Nov 28 04:24:27.512 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Nov 28 04:24:27.512 INFO [stderr] 
Nov 28 04:24:27.536 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
Nov 28 04:24:27.542 INFO [stderr] su: No module specific data is present
Nov 28 04:24:28.320 INFO running `"docker" "inspect" "a5e92573a8325ed0853a852efe01d547bdb9261c082b294a91c4b010dc52ba1e"`
Nov 28 04:24:28.418 INFO running `"docker" "rm" "-f" "a5e92573a8325ed0853a852efe01d547bdb9261c082b294a91c4b010dc52ba1e"`
Nov 28 04:24:28.529 INFO [stdout] a5e92573a8325ed0853a852efe01d547bdb9261c082b294a91c4b010dc52ba1e