Nov 01 07:18:20.542 INFO checking cemozerr/Rust-Cash-Register against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 01 07:18:20.544 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-5/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-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 07:18:20.982 INFO blam! 5c8a361007d868ab2283da4d025243c96cf69d86a7fbb2bf223884a5c36fa1ad
Nov 01 07:18:20.984 INFO running `"docker" "start" "-a" "5c8a361007d868ab2283da4d025243c96cf69d86a7fbb2bf223884a5c36fa1ad"`
Nov 01 07:18:23.256 INFO kablam! usermod: no changes
Nov 01 07:18:23.359 INFO kablam!    Compiling serde v1.0.74
Nov 01 07:18:23.368 INFO kablam!    Compiling ryu v0.2.5
Nov 01 07:18:37.412 INFO kablam!     Checking serde_json v1.0.26
Nov 01 07:18:40.044 INFO kablam!     Checking cash_register v0.1.0 (/source)
Nov 01 07:18:40.741 INFO kablam! warning: unused import: `Read`
Nov 01 07:18:40.741 INFO kablam!  --> src/main.rs:5:21
Nov 01 07:18:40.741 INFO kablam!   |
Nov 01 07:18:40.741 INFO kablam! 5 | use std::io::{self, Read};
Nov 01 07:18:40.742 INFO kablam!   |                     ^^^^
Nov 01 07:18:40.742 INFO kablam!   |
Nov 01 07:18:40.742 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 07:18:40.743 INFO kablam! 
Nov 01 07:18:40.856 INFO kablam! warning: variable does not need to be mutable
Nov 01 07:18:40.856 INFO kablam!   --> src/main.rs:80:13
Nov 01 07:18:40.856 INFO kablam!    |
Nov 01 07:18:40.856 INFO kablam! 80 |         let mut new_receipt = Receipt{
Nov 01 07:18:40.856 INFO kablam!    |             ----^^^^^^^^^^^
Nov 01 07:18:40.856 INFO kablam!    |             |
Nov 01 07:18:40.856 INFO kablam!    |             help: remove this `mut`
Nov 01 07:18:40.856 INFO kablam!    |
Nov 01 07:18:40.856 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 07:18:40.856 INFO kablam! 
Nov 01 07:18:40.856 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 07:18:40.856 INFO kablam!   --> src/main.rs:28:9
Nov 01 07:18:40.856 INFO kablam!    |
Nov 01 07:18:40.856 INFO kablam! 28 |         io::stdin().read_line(&mut buffer);
Nov 01 07:18:40.856 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 07:18:40.856 INFO kablam!    |
Nov 01 07:18:40.856 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 01 07:18:40.856 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 07:18:40.856 INFO kablam! 
Nov 01 07:18:41.012 INFO kablam! warning: unused import: `Read`
Nov 01 07:18:41.012 INFO kablam!  --> src/main.rs:5:21
Nov 01 07:18:41.012 INFO kablam!   |
Nov 01 07:18:41.012 INFO kablam! 5 | use std::io::{self, Read};
Nov 01 07:18:41.012 INFO kablam!   |                     ^^^^
Nov 01 07:18:41.013 INFO kablam!   |
Nov 01 07:18:41.013 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 07:18:41.013 INFO kablam! 
Nov 01 07:18:41.096 INFO kablam! warning: variable does not need to be mutable
Nov 01 07:18:41.096 INFO kablam!   --> src/main.rs:80:13
Nov 01 07:18:41.096 INFO kablam!    |
Nov 01 07:18:41.096 INFO kablam! 80 |         let mut new_receipt = Receipt{
Nov 01 07:18:41.096 INFO kablam!    |             ----^^^^^^^^^^^
Nov 01 07:18:41.096 INFO kablam!    |             |
Nov 01 07:18:41.096 INFO kablam!    |             help: remove this `mut`
Nov 01 07:18:41.096 INFO kablam!    |
Nov 01 07:18:41.096 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 07:18:41.096 INFO kablam! 
Nov 01 07:18:41.096 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 07:18:41.096 INFO kablam!   --> src/main.rs:28:9
Nov 01 07:18:41.096 INFO kablam!    |
Nov 01 07:18:41.096 INFO kablam! 28 |         io::stdin().read_line(&mut buffer);
Nov 01 07:18:41.096 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 07:18:41.096 INFO kablam!    |
Nov 01 07:18:41.096 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 01 07:18:41.096 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 07:18:41.096 INFO kablam! 
Nov 01 07:18:41.125 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 17.83s
Nov 01 07:18:41.132 INFO kablam! su: No module specific data is present
Nov 01 07:18:41.758 INFO running `"docker" "rm" "-f" "5c8a361007d868ab2283da4d025243c96cf69d86a7fbb2bf223884a5c36fa1ad"`
Nov 01 07:18:42.106 INFO blam! 5c8a361007d868ab2283da4d025243c96cf69d86a7fbb2bf223884a5c36fa1ad