Nov 30 01:59:44.510 INFO checking hgallagher1993/Calculator against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 01:59:44.510 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-7/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 01:59:44.707 INFO [stdout] f17623aa4dfc49c335d82b3ee05bcb509117e14cbf868a6f135170a0e92c96bd
Nov 30 01:59:44.710 INFO running `"docker" "start" "-a" "f17623aa4dfc49c335d82b3ee05bcb509117e14cbf868a6f135170a0e92c96bd"`
Nov 30 01:59:45.373 INFO [stderr] usermod: no changes
Nov 30 01:59:45.417 INFO [stderr] warning: path `/source/src/Calculator.rs` was erroneously implicitly accepted for binary `Calculator`,
Nov 30 01:59:45.417 INFO [stderr] please set bin.path in Cargo.toml
Nov 30 01:59:45.419 INFO [stderr]     Checking Calculator v0.0.1 (/source)
Nov 30 01:59:45.677 INFO [stderr] warning: unnecessary parentheses around `if` condition
Nov 30 01:59:45.677 INFO [stderr]   --> src/Calculator.rs:20:9
Nov 30 01:59:45.677 INFO [stderr]    |
Nov 30 01:59:45.677 INFO [stderr] 20 |       if(flag == false)
Nov 30 01:59:45.677 INFO [stderr]    |         ^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 30 01:59:45.677 INFO [stderr]    |
Nov 30 01:59:45.677 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 30 01:59:45.677 INFO [stderr] 
Nov 30 01:59:45.677 INFO [stderr] warning: unnecessary parentheses around `if` condition
Nov 30 01:59:45.677 INFO [stderr]   --> src/Calculator.rs:32:9
Nov 30 01:59:45.677 INFO [stderr]    |
Nov 30 01:59:45.677 INFO [stderr] 32 |       if(operator == '=')
Nov 30 01:59:45.677 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 30 01:59:45.677 INFO [stderr] 
Nov 30 01:59:45.740 INFO [stderr] warning: unnecessary parentheses around `if` condition
Nov 30 01:59:45.740 INFO [stderr]   --> src/Calculator.rs:20:9
Nov 30 01:59:45.740 INFO [stderr]    |
Nov 30 01:59:45.740 INFO [stderr] 20 |       if(flag == false)
Nov 30 01:59:45.740 INFO [stderr]    |         ^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 30 01:59:45.740 INFO [stderr]    |
Nov 30 01:59:45.740 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 30 01:59:45.740 INFO [stderr] 
Nov 30 01:59:45.740 INFO [stderr] warning: unnecessary parentheses around `if` condition
Nov 30 01:59:45.740 INFO [stderr]   --> src/Calculator.rs:32:9
Nov 30 01:59:45.740 INFO [stderr]    |
Nov 30 01:59:45.740 INFO [stderr] 32 |       if(operator == '=')
Nov 30 01:59:45.740 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 30 01:59:45.740 INFO [stderr] 
Nov 30 01:59:45.740 INFO [stderr] warning: variable does not need to be mutable
Nov 30 01:59:45.740 INFO [stderr]   --> src/Calculator.rs:73:8
Nov 30 01:59:45.740 INFO [stderr]    |
Nov 30 01:59:45.740 INFO [stderr] 73 |    let mut operator: char = operator_string.chars()
Nov 30 01:59:45.740 INFO [stderr]    |        ----^^^^^^^^
Nov 30 01:59:45.740 INFO [stderr]    |        |
Nov 30 01:59:45.740 INFO [stderr]    |        help: remove this `mut`
Nov 30 01:59:45.740 INFO [stderr]    |
Nov 30 01:59:45.740 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 01:59:45.740 INFO [stderr] 
Nov 30 01:59:45.740 INFO [stderr] warning: crate `Calculator` should have a snake case name such as `calculator`
Nov 30 01:59:45.740 INFO [stderr]   |
Nov 30 01:59:45.740 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Nov 30 01:59:45.740 INFO [stderr] 
Nov 30 01:59:45.776 INFO [stderr] warning: variable does not need to be mutable
Nov 30 01:59:45.776 INFO [stderr]   --> src/Calculator.rs:73:8
Nov 30 01:59:45.776 INFO [stderr]    |
Nov 30 01:59:45.776 INFO [stderr] 73 |    let mut operator: char = operator_string.chars()
Nov 30 01:59:45.776 INFO [stderr]    |        ----^^^^^^^^
Nov 30 01:59:45.776 INFO [stderr]    |        |
Nov 30 01:59:45.776 INFO [stderr]    |        help: remove this `mut`
Nov 30 01:59:45.776 INFO [stderr]    |
Nov 30 01:59:45.776 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 01:59:45.776 INFO [stderr] 
Nov 30 01:59:45.776 INFO [stderr] warning: crate `Calculator` should have a snake case name such as `calculator`
Nov 30 01:59:45.776 INFO [stderr]   |
Nov 30 01:59:45.776 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Nov 30 01:59:45.776 INFO [stderr] 
Nov 30 01:59:45.804 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
Nov 30 01:59:45.812 INFO [stderr] su: No module specific data is present
Nov 30 01:59:46.285 INFO running `"docker" "inspect" "f17623aa4dfc49c335d82b3ee05bcb509117e14cbf868a6f135170a0e92c96bd"`
Nov 30 01:59:46.437 INFO running `"docker" "rm" "-f" "f17623aa4dfc49c335d82b3ee05bcb509117e14cbf868a6f135170a0e92c96bd"`
Nov 30 01:59:46.696 INFO [stdout] f17623aa4dfc49c335d82b3ee05bcb509117e14cbf868a6f135170a0e92c96bd