Nov 09 15:13:13.480 INFO checking cemozerr/Rust-Cash-Register against try#dc13be39fae8d4c607889b27de374b52586485a3 for pr-55632
Nov 09 15:13:13.480 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-3/try#dc13be39fae8d4c607889b27de374b52586485a3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55632/try#dc13be39fae8d4c607889b27de374b52586485a3:/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 +dc13be39fae8d4c607889b27de374b52586485a3-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 09 15:13:14.173 INFO blam! 1ed74b3cf371eafa0344b3e91c5e5eeae139e260173f58a9413baed641fca1ab
Nov 09 15:13:14.179 INFO running `"docker" "start" "-a" "1ed74b3cf371eafa0344b3e91c5e5eeae139e260173f58a9413baed641fca1ab"`
Nov 09 15:13:15.913 INFO kablam! usermod: no changes
Nov 09 15:13:16.003 INFO kablam!     Checking serde_json v1.0.26
Nov 09 15:13:18.443 INFO kablam!     Checking cash_register v0.1.0 (/source)
Nov 09 15:13:19.120 INFO kablam! warning: unused import: `Read`
Nov 09 15:13:19.120 INFO kablam!  --> src/main.rs:5:21
Nov 09 15:13:19.120 INFO kablam!   |
Nov 09 15:13:19.120 INFO kablam! 5 | use std::io::{self, Read};
Nov 09 15:13:19.120 INFO kablam!   |                     ^^^^
Nov 09 15:13:19.120 INFO kablam!   |
Nov 09 15:13:19.120 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 09 15:13:19.120 INFO kablam! 
Nov 09 15:13:19.272 INFO kablam! warning: variable does not need to be mutable
Nov 09 15:13:19.272 INFO kablam!   --> src/main.rs:80:13
Nov 09 15:13:19.272 INFO kablam!    |
Nov 09 15:13:19.272 INFO kablam! 80 |         let mut new_receipt = Receipt{
Nov 09 15:13:19.272 INFO kablam!    |             ----^^^^^^^^^^^
Nov 09 15:13:19.272 INFO kablam!    |             |
Nov 09 15:13:19.272 INFO kablam!    |             help: remove this `mut`
Nov 09 15:13:19.286 INFO kablam!    |
Nov 09 15:13:19.286 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 09 15:13:19.286 INFO kablam! 
Nov 09 15:13:19.291 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 09 15:13:19.291 INFO kablam!   --> src/main.rs:28:9
Nov 09 15:13:19.291 INFO kablam!    |
Nov 09 15:13:19.291 INFO kablam! 28 |         io::stdin().read_line(&mut buffer);
Nov 09 15:13:19.291 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 15:13:19.291 INFO kablam!    |
Nov 09 15:13:19.291 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 09 15:13:19.291 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 09 15:13:19.291 INFO kablam! 
Nov 09 15:13:19.364 INFO kablam! warning: unused import: `Read`
Nov 09 15:13:19.364 INFO kablam!  --> src/main.rs:5:21
Nov 09 15:13:19.364 INFO kablam!   |
Nov 09 15:13:19.364 INFO kablam! 5 | use std::io::{self, Read};
Nov 09 15:13:19.364 INFO kablam!   |                     ^^^^
Nov 09 15:13:19.364 INFO kablam!   |
Nov 09 15:13:19.364 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 09 15:13:19.364 INFO kablam! 
Nov 09 15:13:19.459 INFO kablam! warning: variable does not need to be mutable
Nov 09 15:13:19.459 INFO kablam!   --> src/main.rs:80:13
Nov 09 15:13:19.459 INFO kablam!    |
Nov 09 15:13:19.459 INFO kablam! 80 |         let mut new_receipt = Receipt{
Nov 09 15:13:19.459 INFO kablam!    |             ----^^^^^^^^^^^
Nov 09 15:13:19.459 INFO kablam!    |             |
Nov 09 15:13:19.459 INFO kablam!    |             help: remove this `mut`
Nov 09 15:13:19.459 INFO kablam!    |
Nov 09 15:13:19.459 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 09 15:13:19.459 INFO kablam! 
Nov 09 15:13:19.462 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 09 15:13:19.462 INFO kablam!   --> src/main.rs:28:9
Nov 09 15:13:19.462 INFO kablam!    |
Nov 09 15:13:19.462 INFO kablam! 28 |         io::stdin().read_line(&mut buffer);
Nov 09 15:13:19.462 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 15:13:19.462 INFO kablam!    |
Nov 09 15:13:19.462 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 09 15:13:19.462 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 09 15:13:19.462 INFO kablam! 
Nov 09 15:13:19.483 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.55s
Nov 09 15:13:19.484 INFO kablam! su: No module specific data is present
Nov 09 15:13:20.455 INFO running `"docker" "rm" "-f" "1ed74b3cf371eafa0344b3e91c5e5eeae139e260173f58a9413baed641fca1ab"`
Nov 09 15:13:20.796 INFO blam! 1ed74b3cf371eafa0344b3e91c5e5eeae139e260173f58a9413baed641fca1ab